Integrated flue gas flow velocity monitor

Abstract

The utility model discloses an integrated flue gas flow velocity monitor, which comprises a mounting plate, fixing grooves are uniformly arranged in the mounting plate, a speed measuring tube is mounted at the bottom end of the mounting plate, and ultrasonic probes are uniformly mounted in the speed measuring tube. According to the utility model, the front baffle plate, the rear baffle plate and the flue gas flow velocity monitor are integrally separated through the connecting groove and the connecting block, the front baffle plate and the rear baffle plate are integrally taken out of the flue gas flow velocity monitor, and the speed measuring tube and the mounting plate as well as the filter cartridge and the speed measuring tube are conveniently separated through the internal thread and the external thread; the rear baffle, the front baffle, the filter cartridge and the mounting ring are integrally taken out of the flue gas flow velocity monitor, and the structures are conveniently separated from the flue gas flow velocity monitor, so that the structures are cleaned or replaced, the overall service life of the flue gas flow velocity monitor is prolonged, and the service life of the flue gas flow velocity monitor is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of smoke detection, in particular to an integrated smoke flow velocity monitor. Background Art

[0002] While thermal power generation provides clean energy for human beings, it is consuming a large amount of non-renewable resources on the earth, and is also constantly producing a large amount of waste gas, waste water, waste residue and other by-products, which are increasingly polluting the earth's environment and ultimately causing disasters to human production and life. As environmental pollution continues to worsen, people are looking for various methods to control or reduce pollution, including pre-treatment of these solid emissions and online measurement of flue gas emissions, so as to adjust the boiler combustion and flue gas emissions in a timely manner;

[0003] Chinese patent authorization announcement number CN210464569U discloses an integrated flue gas velocity monitor, including a shell, one end of the shell is provided with a mounting port, an air chamber and a measuring chamber are provided in the shell, a noise reduction unit is provided in the air chamber, a fixing cylinder is fixedly connected to the side wall of the measuring chamber, a filter cylinder is fixedly connected to the fixing cylinder, and a filter chamber is provided in the filter cylinder; the utility model uses the cooperation of the front baffle plate, the rear baffle plate, the filter cylinder, the guide cone, the fixing cylinder, the first rectifying tube bundle, and the second rectifying tube bundle. After the above-mentioned noise reduction and rectification process, the gas flow stability is significantly enhanced, so that not only does not need to install a long straight The pipeline is convenient for the installation of the device, which is more economical and practical, and can reduce the noise generated when the gas flows at high speed, so that the accuracy of the ultrasonic detector in measuring the fluid flow rate will be greatly improved; the above-mentioned existing technical solutions have the following shortcomings: during the use of the integrated flue gas flow rate detector, since it is installed at the smoke exhaust port, the smoke contains a large amount of impurities, which is easy to be blocked on the outside of the filter cartridge, affecting the smoke from entering the filter chamber, thereby affecting the detection effect of the smoke flow rate, and it is inconvenient to clean the inside. Once it is seriously blocked, the overall replacement cost is high. Therefore, it is necessary to design an integrated flue gas flow rate monitor to solve the above problems. Utility Model Content

[0004] The utility model aims to provide an integrated flue gas flow rate monitor to solve the problem that the monitor is blocked and affects the monitoring effect as mentioned in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an integrated flue gas flow rate monitor, comprising a mounting plate, the interior of the mounting plate is evenly provided with fixing grooves, a velocity measuring tube is mounted on the bottom end of the mounting plate, and ultrasonic probes are evenly mounted on the interior of the velocity measuring tube, a flue gas flow rate monitor is mounted on the outside of the velocity measuring tube, the velocity measuring tube extends to the interior of the flue gas flow rate monitor, a filter cartridge is mounted on the outside of the velocity measuring tube, and a support plate is mounted on the inside of the filter cartridge, a mounting ring is mounted on the top end of the support plate, and a first rectifier tube bundle and a second rectifier tube bundle are respectively mounted on the two ends of the interior of the mounting ring, a positioning block is evenly mounted on the bottom end of the mounting ring, and positioning grooves are evenly mounted on the interior of the support plate, The positioning grooves are all connected to the positioning blocks, the interior of the flue gas flow rate monitor is evenly installed with connecting rods, and the two ends of the connecting rods are respectively installed with rear baffles and front baffles, the interior of the connecting rods close to the flue gas flow rate monitor is installed with connecting blocks, and the interior of the connecting blocks is provided with limiting grooves, the interior of the flue gas flow rate monitor is evenly provided with accommodating grooves, and springs are installed on both sides of the accommodating grooves, and pull ring rods are installed inside the accommodating grooves inside the springs, and limiting blocks are installed on one side of the pull ring rods close to the connecting blocks, the interior of the flue gas flow rate monitor is evenly provided with connecting grooves, and the connecting grooves are all connected to the connecting blocks, the interior of the connecting blocks is provided with limiting grooves, and the limiting grooves are all connected to the limiting blocks.

[0006] When using an integrated flue gas flow rate monitor of the present technical solution, the rear baffle, front baffle, filter cartridge and mounting ring are removed from the interior of the flue gas flow rate monitor as a whole, so that these structures can be separated from the flue gas flow rate monitor, thereby achieving cleaning or replacement of these structures, extending the service life of the flue gas flow rate monitor as a whole, and improving the service life of the flue gas flow rate monitor.

[0007] Preferably, a pull rod is installed inside the connecting rod, and the connecting rod is symmetrically arranged with respect to the central axis of the front baffle.

[0008] Preferably, the size of the positioning block is equal to that of the positioning groove, and the cross-section of the positioning block and the cross-section of the positioning groove are both circular.

[0009] Preferably, the size of the connection block matches the size of the connection groove, and the cross-section of the connection block and the cross-section of the connection groove are both arranged to be trapezoidal.

[0010] Preferably, a limit plate is installed inside the velocity measuring tube, and the bottom end of the limit plate is connected to the top end of the mounting ring, and the cross-section of the limit plate is arranged in a ring shape.

[0011] Preferably, a threaded head is installed at the top end of the velocity measuring tube, a threaded groove is provided inside the mounting plate, and the threaded groove is connected to the threaded head.

[0012] Preferably, the filter cartridge is threadedly connected to the velocity measuring tube, and the flue gas velocity monitor is welded and integrated with the velocity measuring tube.

[0013] Compared with the prior art, the utility model has the following beneficial effects: the integrated flue gas velocity monitor is convenient for the staff to perform regular cleaning and partial replacement;

[0014] The front baffle plate, the rear baffle plate and the flue gas flow rate monitor are separated as a whole through the connection groove and the connection block, and the front baffle plate and the rear baffle plate are taken out of the flue gas flow rate monitor as a whole. The velocity measuring tube and the mounting plate, the filter cartridge and the velocity measuring tube are separated conveniently through the internal thread and the external thread, and the rear baffle plate, the front baffle plate, the filter cartridge and the mounting ring are taken out of the flue gas flow rate monitor as a whole, and these structures are separated from the flue gas flow rate monitor conveniently, so as to realize the cleaning or replacement of these structures, extend the service life of the flue gas flow rate monitor as a whole, and improve the service life of the flue gas flow rate monitor;

[0015] The position of the connection block can be conveniently fixed by the limit block and the spring, so that the front baffle and the rear baffle are fixedly connected inside the flue gas velocity monitor, thereby improving the stability of the front baffle and the rear baffle after connection. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 It is a front view cross-sectional structural schematic diagram of the utility model;

[0018] Figure 2 For the utility model Figure 1 Schematic diagram of the structure at A in the middle;

[0019] Figure 3 This is a schematic diagram of the top view structure of the filter cartridge of the utility model;

[0020] Figure 4 It is a three-dimensional structural schematic diagram of the connecting rod of the utility model;

[0021] Figure 5 It is a schematic diagram of the three-dimensional structure of the utility model.

[0022] Explanation of the reference numerals in the figure: 1. mounting plate; 2. threaded head; 3. threaded groove; 4. fixing groove; 5. ultrasonic probe; 6. velocity measuring tube; 7. flue gas flow rate monitor; 8. filter cartridge; 9. rear baffle; 10. connecting rod; 11. pull ring rod; 12. front baffle; 13. pull rod; 14. first rectifier tube bundle; 15. second rectifier tube bundle; 16. mounting ring; 17. connecting block; 18. connecting groove; 19. limiting groove; 20. limiting block; 21. accommodating groove; 22. spring; 23. support plate; 24. positioning groove; 25. positioning block; 26. limiting plate. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-Figure 5 The utility model provides an embodiment: an integrated flue gas velocity monitor, comprising a mounting plate 1, the interior of the mounting plate 1 is evenly provided with fixing grooves 4, a velocity measuring tube 6 is installed at the bottom end of the mounting plate 1, and ultrasonic probes 5 are evenly installed inside the velocity measuring tube 6, a flue gas velocity monitor 7 is installed on the outside of the velocity measuring tube 6, the velocity measuring tube 6 extends to the interior of the flue gas velocity monitor 7, and a filter cartridge 8 is installed on the outside of the velocity measuring tube 6;

[0025] A threaded head 2 is installed at the top of the velocity measuring tube 6, a threaded groove 3 is provided inside the mounting plate 1, and the threaded groove 3 is connected to the threaded head 2; the filter cartridge 8 is threadedly connected to the velocity measuring tube 6, and the flue gas velocity monitor 7 is welded and integrated with the velocity measuring tube 6;

[0026] Specifically, Figure 1 and Figure 5 As shown, when in use, the filter cartridge 8 and the velocity measuring tube 6 are quickly connected and separated by threaded connection, and the flue gas velocity monitor 7 and the velocity measuring tube 6 are welded together to improve the sealing inside the flue gas velocity monitor 7;

[0027] A support plate 23 is installed on the inner side of the filter cartridge 8, and a mounting ring 16 is installed on the top of the support plate 23;

[0028] A limit plate 26 is installed inside the velocity measuring tube 6, and the bottom end of the limit plate 26 is connected to the top end of the mounting ring 16, and the cross-section of the limit plate 26 is set to be ring-shaped;

[0029] Specifically, Figure 1As shown, when in use, the position of the mounting ring 16 is limited by the limiting plate 26;

[0030] The first rectifier tube bundle 14 and the second rectifier tube bundle 15 are respectively installed at both ends of the mounting ring 16, positioning blocks 25 are evenly installed at the bottom end of the mounting ring 16, and positioning grooves 24 are evenly arranged inside the support plate 23;

[0031] The size of the positioning block 25 is equal to that of the positioning groove 24, and the cross-section of the positioning block 25 and the cross-section of the positioning groove 24 are both set to be circular;

[0032] Specifically, Figure 1 and Figure 3 As shown, when in use, the positioning groove 24 and the positioning block 25 are used to improve the stability of the mounting ring 16 after being connected to the support plate 23;

[0033] The positioning grooves 24 are all connected to the positioning blocks 25, and the interior of the flue gas velocity monitor 7 is evenly installed with connecting rods 10;

[0034] A pull rod 13 is installed inside the connecting rod 10, and the connecting rod 10 is symmetrically arranged with respect to the central axis of the front baffle 12;

[0035] Specifically, Figure 1 and Figure 4 As shown, when in use, the rear baffle 9 and the front baffle 12 are conveniently moved out of the interior of the flue gas velocity monitor 7 through the pull rod 13;

[0036] A rear baffle 9 and a front baffle 12 are respectively installed at both ends of the connecting rod 10, a connecting block 17 is installed inside the connecting rod 10 close to the flue gas flow rate monitor 7, and a limiting groove 19 is arranged inside the connecting block 17, and a receiving groove 21 is evenly arranged inside the flue gas flow rate monitor 7, and springs 22 are installed on both sides of the receiving groove 21, and a pull ring rod 11 is installed inside the receiving groove 21 inside the spring 22, and a limiting block 20 is installed on one side of the pull ring rod 11 close to the connecting block 17, and a connecting groove 18 is evenly arranged inside the flue gas flow rate monitor 7;

[0037] The size of the connecting block 17 matches the size of the connecting groove 18, and the cross-section of the connecting block 17 and the cross-section of the connecting groove 18 are both set to be trapezoidal;

[0038] Specifically, Figure 1 , Figure 2 and Figure 4 As shown, when in use, the connection block 17 and the connection groove 18 are used to increase the stability of the rear baffle 9 and the front baffle 12 after the initial connection with the connection block 17;

[0039] The connection grooves 18 are all connected to the connection blocks 17 . The connection blocks 17 are all provided with limit grooves 19 inside, and the limit grooves 19 are all connected to the limit blocks 20 .

[0040] Working principle: When the utility model is in use, when it is necessary to inspect and repair the flue gas flow rate monitor 7 as a whole, the threaded head 2 and the threaded groove 3 are rotated and separated, and after the inspection door is opened, the filter cartridge 8 is rotated, and the filter cartridge 8 is separated from the flue gas flow rate monitor 7 under the action of the threaded connection, and the filter cartridge 8 and the mounting ring 16 are separated from the flue gas flow rate monitor 7 as a whole, so as to facilitate the separation or replacement of the filter cartridge 8 and the mounting ring 16 as a whole, pull the pull ring rod 11 to separate the limit groove 19 and the limit block 20, pull the pull rod 13 to separate the connecting rod 10 as a whole from the flue gas flow rate monitor 7, so as to facilitate the staff to carry out inspection and maintenance, and reverse the operation to install it.

[0041] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit it. Although the utility model 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 various embodiments of the utility model.

Claims

1. An integrated flue gas flow rate monitor, comprising a mounting plate (1), characterized in that: The interior of the mounting plate (1) is uniformly provided with fixing grooves (4); a velocity measuring tube (6) is installed at the bottom end of the mounting plate (1), and an ultrasonic probe (5) is uniformly installed inside the velocity measuring tube (6); a flue gas flow rate monitor (7) is installed on the outside of the velocity measuring tube (6), and the velocity measuring tube (6) extends to the inside of the flue gas flow rate monitor (7); a filter cartridge (8) is installed on the outside of the velocity measuring tube (6), and a support plate (23) is installed on the inside of the filter cartridge (8); a mounting ring (16) is installed at the top end of the support plate (23), and a first rectifying tube bundle (14) and a second rectifying tube bundle (15) are respectively installed at two ends inside the mounting ring (16); a positioning block (25) is uniformly installed at the bottom end of the mounting ring (16); a positioning groove (24) is uniformly provided inside the support plate (23), and the positioning groove (24) is connected to the positioning block (25); the interior of the flue gas flow rate monitor (7) is uniformly provided with a plurality of positioning grooves (24). A connecting rod (10) is installed, and a rear baffle (9) and a front baffle (12) are installed at both ends of the connecting rod (10), a connecting block (17) is installed inside the connecting rod (10) close to the flue gas flow rate monitor (7), and a limiting groove (19) is arranged inside the connecting block (17), and a receiving groove (21) is evenly arranged inside the flue gas flow rate monitor (7), and springs (22) are installed on both sides of the receiving groove (21), and the springs (22) are installed on both sides of the receiving groove (21). (22) A pull ring rod (11) is installed inside the internal receiving groove (21), and a limit block (20) is installed on the side of the pull ring rod (11) close to the connecting block (17). The flue gas flow rate monitor (7) is evenly provided with connecting grooves (18), and the connecting grooves (18) are connected to the connecting blocks (17). The connecting blocks (17) are provided with limit grooves (19) inside, and the limit grooves (19) are connected to the limit blocks (20).

2. The integrated flue gas flow rate monitor according to claim 1, characterized in that: A pull rod (13) is installed inside the connecting rod (10), and the connecting rod (10) is symmetrically arranged with respect to the central axis of the front baffle (12).

3. The integrated flue gas flow rate monitor according to claim 1, characterized in that: The size of the positioning block (25) is equal to that of the positioning groove (24), and the cross-section of the positioning block (25) and the cross-section of the positioning groove (24) are both circular.

4. The integrated flue gas flow rate monitor according to claim 1, characterized in that: The size of the connection block (17) matches the size of the connection groove (18), and the cross-section of the connection block (17) and the cross-section of the connection groove (18) are both arranged to be trapezoidal.

5. The integrated flue gas flow rate monitor according to claim 1, characterized in that: A limit plate (26) is installed inside the velocity measuring tube (6), and the bottom end of the limit plate (26) is connected to the top end of the mounting ring (16), and the cross-section of the limit plate (26) is arranged in a ring shape.

6. The integrated flue gas flow rate monitor according to claim 1, characterized in that: A threaded head (2) is installed at the top end of the velocity measuring tube (6), a threaded groove (3) is provided inside the mounting plate (1), and the threaded groove (3) is connected to the threaded head (2).

7. The integrated flue gas flow rate monitor according to claim 1, characterized in that: The filter cartridge (8) is threadedly connected to the velocity measuring tube (6), and the flue gas velocity monitor (7) is welded and integrated with the velocity measuring tube (6).

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