Wall type tangential boiler water wall on-line monitoring and monitoring method

Abstract

The present application belongs to the field of boiler water cooling wall, disclose a kind of wall type tangential boiler water cooling wall and monitoring method of on-line monitoring, the present application is connected by heat resistance temperature sensing element outside parallel pipe, and the interface pipe and temperature control device are installed on the side, vertical plate is installed outside temperature control device, so it is convenient to detect the temperature of parallel pipe, before detection, first take out fastener and install vertical plate, then heat resistance temperature sensing element on one side of interface plate is installed outside parallel pipe, control switch and key body are controlled, so temperature monitoring can be carried out to parallel pipe, and monitoring is more convenient when using.

Description

TECHNICAL FIELD

[0001] The present application belongs to the field of boiler water wall, and particularly relates to an on-line monitoring wall type tangential boiler water wall and a monitoring method. BACKGROUND

[0002] The wall type tangential boiler water wall is a main heating part of a boiler, is arranged around a furnace, and is used for absorbing radiant heat of high-temperature flame or flue gas. The water wall is composed of a plurality of parallel pipes, is internally filled with flowing water or steam, and mainly functions to absorb radiant heat in the furnace, generate steam or hot water, and reduce the furnace wall temperature to protect the furnace wall from high temperature damage. Meanwhile, the water wall also helps to prevent the burning coal layer from coking and improves the boiler thermal efficiency.

[0003] The wall type tangential boiler water wall on the market has the following problems in application.

[0004] 1. In the actual use process of the traditional wall type tangential boiler water wall, the outside of the parallel pipes is usually observed by naked eyes to analyze the stability of the height of the internal device body. The data obtained by naked eyes is not accurate enough, and thus the detection is inconvenient in use.

[0005] 2. In the application of most wall type tangential boiler water walls, a frame structure is welded on the outside of the device body for protection. Since it is an integral structure, once the external protection structure is damaged due to collision, the cost of subsequent maintenance is relatively high, and thus the damaged structure is inconvenient to replace in application.

[0006] 3. In the application of most wall type tangential boiler water walls, the device body usually needs to be installed at a specified position, and a plurality of fasteners need to be used to assemble the device body, and thus the assembly is not fast enough. SUMMARY

[0007] The present application aims to overcome the above-mentioned problem of inaccurate detection results due to inaccurate data, and provides an on-line monitoring wall type tangential boiler water wall and a monitoring method.

[0008] In order to achieve the above-mentioned purpose, the present application adopts the following technical scheme.

[0009] In a first aspect, the present application provides an on-line monitoring wall type tangential boiler water wall, which comprises a device body, a parallel pipe arranged on the outside of the device body, a reinforcing frame welded on the outside of the device body, a temperature control device arranged on the inner side of the reinforcing frame, a vertical plate connected to the top of the temperature control device, a horizontal plate installed on the inner side of the reinforcing frame, a pressing screw rod penetrating through the inside of the vertical plate, the pressing screw rod being threadedly connected to the horizontal plate, a connecting pipe arranged on the side of the temperature control device, a thermal resistance temperature sensing element installed on the other side of the connecting pipe, and a parallel pipe arranged in the inside of the thermal resistance temperature sensing element.

[0010] The further improvement of the present application is that the reinforcing frame is externally provided with a groove, the inside of the groove is provided with a threaded rod, the side of the reinforcing frame is connected with a cross clamping plate, the outside of the reinforcing frame is provided with a reinforcing frame, the inside of the reinforcing frame is provided with a cross clamping groove, the cross clamping plate is embedded in the inside of the cross clamping groove, the outside of the reinforcing frame is connected with a special-shaped plate, the inside of the special-shaped plate is provided with a circular hole, the inside of the circular hole penetrates the threaded rod, and the outside of the threaded rod is threadedly connected with a nut.

[0011] The further improvement of the present application is that the bottom of the device body is provided with a base, the base is provided with three groups, the bottom of the reinforcing frame is provided with a plate body, the side of the plate body is connected with a bearing plate, the inside of the bearing plate is provided with a slot, the bottom of the base is connected with a plug-in plate, the plug-in plate is embedded in the inside of the slot, the inside of the plate body is provided with a through hole, and the inside of the through hole is provided with a fastening bolt.

[0012] The further improvement of the present application is that the outside of the temperature control device is provided with a display screen, and the outside of the temperature control device is provided with a key body and a control switch.

[0013] The further improvement of the present application is that the bottom of the reinforcing frame is provided with a magnetic attraction slot, the side of the plate body is provided with a metal plate, and the magnetic attraction slot is magnetically attracted to the metal plate.

[0014] The further improvement of the present application is that the side of the reinforcing frame is connected with a mounting plate, the number of the mounting plate is four, and the inside of the mounting plate is provided with a mounting hole.

[0015] In the second aspect, the present application provides a monitoring method for an online monitoring wall type tangential boiler water wall, comprising the following steps:

[0016] The fastener is taken out, the temperature control device and the thermal resistance temperature sensing element are installed outside the device body, and the temperature control device is turned on.

[0017] The reference data is adjusted, steam or hot water is generated by absorbing the radiant heat in the furnace, and data recording is performed.

[0018] The further improvement of the present application is that when the temperature control device and the thermal resistance temperature sensing element are installed outside the device body, the fastener is twisted to control the position, and the thermal resistance temperature sensing element is sleeved outside the parallel pipe.

[0019] The further improvement of the present application is that the temperature control device is turned on, data is recorded by watching the display screen, and an alarm is given when the value is abnormal.

[0020] Compared with the prior art, the present application has the following beneficial effects:

[0021] The application is convenient for temperature detection of the parallel pipe, before detection, the fastener is taken out to install the vertical plate, and then the thermal resistance temperature sensing element on one side of the adapter plate is installed outside the parallel pipe, the control switch and the key body are controlled, so that the temperature of the parallel pipe can be monitored, and the monitoring is convenient in use.

[0022] Further, the cross-shaped clamping plate is arranged outside the reinforcing frame, the reinforcing frame is arranged outside the cross-shaped clamping plate, and the threaded rod is arranged inside the special-shaped plate, so that the damaged frame structure is convenient to replace, the nut outside the threaded rod is counternormally screwed, the damaged reinforcing frame is taken out from outside the cross-shaped clamping plate, and then a new reinforcing frame is taken out to replace, so that the damaged structure is convenient to replace in application.

[0023] Further, the load-bearing plate is connected outside the plate body, the plug-in plate is inlaid inside the load-bearing plate, and the compression screw rod is arranged inside the plate body, so that assembly is convenient, the load-bearing plate and the plate body are taken out, placed at a specified position, then the device body is placed on the top of the plate body and the load-bearing plate, the plug-in plate at the bottom of the base is inlaid inside the load-bearing plate, the fastening bolt is taken out to be fixed in position, so that assembly is convenient in application. BRIEF DESCRIPTION OF DRAWINGS

[0024] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiments. It should be understood that the following drawings only show some embodiments of the present application, and therefore should not be regarded as a limitation to the scope, and other related drawings can also be obtained by those skilled in the art without creative labor.

[0025] Figure 1 It is a schematic diagram of the overall structure of the present application;

[0026] Figure 2 It is a schematic diagram of the recess structure of the present application;

[0027] Figure 3 It is a schematic diagram of the reinforcing frame structure of the present application;

[0028] Figure 4 It is a schematic diagram of the thermal resistance temperature sensing element structure of the present application;

[0029] Figure 5 It is a schematic diagram of the fastening screw structure of the present application;

[0030] Figure 6 It is a schematic diagram of the load-bearing plate structure of the present application.

[0031] Marked description in the figure: 1, device body; 2, reinforcing frame; 3, parallel pipe; 4, cross clamping plate; 5, cross clamping groove; 6, groove; 7, threaded rod; 8, reinforcing frame; 9, special-shaped plate; 10, circular hole; 11, nut; 12, base; 13, metal plate; 14, magnetic attraction groove; 15, plate body; 16, perforation; 17, fastening bolt; 18, plug-in plate; 19, plug-in slot; 20, temperature control device; 21, display screen; 22, key body; 23, control switch; 24, horizontal plate; 25, vertical plate; 26, compression screw; 27, adapter pipe; 28, thermal resistance temperature sensing element; 29, mounting plate; 30, mounting hole; 31, bearing plate. DETAILED DESCRIPTION

[0032] Hereinafter, only certain exemplary embodiments are simply described. As those skilled in the art can recognize, the described embodiments can be modified in various different ways without departing from the spirit or scope of the embodiments of the present application. Therefore, the drawings and the description are considered to be exemplary in nature rather than limiting.

[0033] In the description of the embodiments of the present application, it needs to be understood that the terms "length", "vertical", "horizontal", "top", "bottom" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, only for the convenience of describing the embodiments of the present application and simplifying the description, and do not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the embodiments of the present application.

[0034] In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined with "first", "second" can explicitly or implicitly include one or more of the features. In the description of the embodiments of the present application, the meaning of "a plurality of" is two or more, unless otherwise explicitly specified and limited.

[0035] In the embodiments of the present application, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connecting", "fixing" and the like should be understood in a broad sense, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected, or it can be communicated; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication or interaction relationship between two elements. For those skilled in the art, the specific meaning of the above terms in the embodiments of the present application can be understood according to the specific circumstances.

[0036] Reference Figures 1 to 6The utility model provides a kind of wall type tangential boiler water-cooled wall of on-line monitoring, including device body 1, the outside of device body 1 is equipped with parallel pipe 3, the outside of device body 1 is welded reinforcing frame 2, the inside of reinforcing frame 2 is equipped with temperature control device 20, the top of temperature control device 20 is connected with vertical plate 25, the inside of reinforcing frame 2 is installed with horizontal plate 24, vertical plate 25 is penetrated by compression screw 26, compression screw is threadedly connected with horizontal plate 24, the side of temperature control device 20 is equipped with adapter pipe 27, another side of adapter pipe 27 is installed with thermal resistance temperature sensing element 28, the inside of thermal resistance temperature sensing element 28 is equipped with parallel pipe 3.

[0037] The outside of reinforcing frame 2 is provided with a groove 6, and the inside of the groove 6 is provided with a threaded rod 7. The outside of reinforcing frame 2 is connected with a cross clamping plate 4, and the outside of reinforcing frame 2 is provided with a reinforcing frame 8. The inside of reinforcing frame 8 is provided with a cross clamping groove 5, and the cross clamping plate 4 is embedded in the inside of the cross clamping groove 5. The outside of reinforcing frame 8 is connected with a special-shaped plate 9, and the inside of the special-shaped plate 9 is provided with a circular hole 10. The threaded rod 7 penetrates through the inside of the circular hole 10, and the outside of the threaded rod 7 is threadedly connected with a nut 11. The bottom of reinforcing frame 2 is provided with a magnetic attraction groove 14, the side of a plate body 15 is provided with a metal plate 13, and the magnetic attraction groove 14 is magnetically attracted to the metal plate 13. The side of reinforcing frame 2 is connected with a mounting plate 29, and the inside of the mounting plate 29 is provided with four mounting holes 30.

[0038] The bottom of device body 1 is provided with a base 12, and the base 12 is provided with three groups. The bottom of reinforcing frame 2 is provided with a plate body 15, the side of the plate body 15 is connected with a bearing plate 31, the inside of the bearing plate 31 is provided with a slot 19, the bottom of the base 12 is connected with a plug-in plate 18, the plug-in plate 18 is embedded in the inside of the slot 19, the inside of the plate body 15 is provided with a through hole 16, and the inside of the through hole 16 is provided with a fastening bolt 17. The outside of temperature control device 20 is provided with a display screen 21, and the outside of temperature control device 20 is provided with a key body 22 and a control switch 23.

[0039] A monitoring method of a wall type tangential boiler water-cooled wall of on-line monitoring, comprising the following steps:

[0040] Step one, when taking out the fastener, installing temperature control device 20 and thermal resistance temperature sensing element 28 outside device body 1, rotating the fastener to control the position, and sleeving thermal resistance temperature sensing element 28 outside parallel pipe 3;

[0041] Opening temperature control device 20, adjusting reference data for trial, generating steam or hot water by absorbing radiant heat in the furnace, recording data by watching display screen 21, and warning when the value is abnormal.

[0042] In the application of the device, first need to move the device for the position, after moving to the specified location, placed on the plane, however, in order to facilitate the assembly, by connecting the bearing plate 31 outside the plate body 15, and inlaying the plugboard 18 inside the bearing plate 31, the plate body 15 is provided with a compression screw 26, first take out the bearing plate 31, wherein the side of the bearing plate 31 is connected with the plate body 15, and then the device body 1 is placed on the top of the plate body 15 and the bearing plate 31, wherein the top of the bearing plate 31 is provided with a slot 19, and the base 12 is provided with a plugboard 18, which is inlaid in the bearing plate 31, and the fastening bolt 17 is taken out and fixed in position, so that the preliminary assembly can be completed, and then the reinforcing structure is installed outside the reinforcing frame 2 by using fasteners. In order to facilitate the detection of parallel pipe 3, the convenient monitoring structure is installed outside the parallel pipe 3, the thermal resistance temperature sensing element 28 is sleeved outside the parallel pipe 3, and the connecting pipe 27 and the temperature control device 20 are installed on the side. The vertical plate 25 is installed outside the temperature control device 20, the vertical plate 25 is taken out first, the horizontal plate 24 is connected with the temperature control device 20, and the compression screw 26 is twisted to fix the position. Secondly, the connecting pipe 27 is installed on the side of the temperature control device 20, the thermal resistance temperature sensing element 28 is installed outside the parallel pipe 3, then the control switch 23 is opened, the temperature is measured by using the characteristic that the resistance of the material changes with temperature, the thermal resistance temperature sensing element 28 is uniformly sleeved outside the parallel pipe 3 made of metal, when there is temperature gradient in the measured medium, the measured temperature is the average temperature of the medium layer in the temperature sensing element range, so that the temperature of the parallel pipe 3 can be monitored in real time, the data is more accurate during detection, and then when the reinforcing frame 8 outside the reinforcing frame 2 is damaged, the maintenance personnel need to reverse the nut 11 outside the threaded rod 7, then take out the damaged reinforcing frame 8 from the outside of the cross clamping plate 4, then take out the new reinforcing frame 8, reinsert the cross clamping slot 5 on the back of the reinforcing frame 8 into the outside of the cross clamping plate 4, and pass the circular hole 10 in the special-shaped plate 9 through the threaded rod 7, and then fix the position by twisting the threaded rod 7, so that the damaged structure can be replaced conveniently, and the operation is simple during replacement.

[0043] The foregoing merely illustrates the principles of the application and application of its leading features. This application is not limited to the illustrative embodiments shown and described herein. Rather, the scope of the present application is defined by the appended claims, and other embodiments of this application will be apparent to those skilled in the art from consideration of the specification and practice of the application disclosed herein. Therefore, to the extent that there is disclosed herein an illustrative implementation that could be embodied in any of a number of varied forms, the intent is to support a claim scope that includes any such forms as fall within the scope of claims, and their equivalents. It is therefore required by the claims to refer to any such patentable design that comes within the scope of a claim.

[0044] Furthermore, it should be understood that although the description above relates to embodiments, not every embodiment according to the application contains all features needed to implement the invention. The description is provided for purposes of illustration only and merely implies one of various alternatives to the present invention. Those skilled in the art will recognize immediately that the description is illustrative only and is not intended to be limiting on the overall scope of the present application. Therefore, the scope of the present application is defined not by the detailed description of the embodiments but by the appended claims, and their equivalents.

Claims

1. A wall-tube tangentially fired boiler water wall for on-line monitoring, characterized by The parallel pipe (3) is arranged on the outside of the device body (1), the reinforcing frame (2) is welded on the outside of the device body (1), the temperature control device (20) is arranged on the inner side of the reinforcing frame (2), the vertical plate (25) is connected to the top of the temperature control device (20), the horizontal plate (24) is arranged on the inner side of the reinforcing frame (2), the compression screw (26) penetrates through the inside of the vertical plate (25), the compression screw is screwed with the horizontal plate (24), the connecting pipe (27) is arranged on the side of the temperature control device (20), the thermal resistance temperature sensing element (28) is arranged on the other side of the connecting pipe (27), and the parallel pipe (3) is arranged in the thermal resistance temperature sensing element (28). The groove (6) is arranged on the outside of the reinforcing frame (2), the threaded rod (7) is arranged in the groove (6), the cross-shaped clamping plate (4) is connected to the side of the reinforcing frame (2), the reinforcing frame (8) is arranged on the outside of the reinforcing frame (2), the cross-shaped clamping groove (5) is arranged in the reinforcing frame (8), the cross-shaped clamping plate (4) is embedded in the cross-shaped clamping groove (5), the special-shaped plate (9) is connected to the outside of the reinforcing frame (8), the circular hole (10) is arranged in the special-shaped plate (9), the threaded rod (7) penetrates through the circular hole (10), and the nut (11) is screwed with the threaded rod (7). The base (12) is arranged on the bottom of the device body (1), the number of the base (12) is three, the plate body (15) is arranged on the bottom of the reinforcing frame (2), the bearing plate (31) is connected to the side of the plate body (15), the insertion slot (19) is arranged in the bearing plate (31), the plug-in plate (18) is connected to the bottom of the base (12), the plug-in plate (18) is embedded in the insertion slot (19), the through hole (16) is arranged in the plate body (15), and the fastening bolt (17) is arranged in the through hole (16). The magnetic attraction slot (14) is arranged on the bottom of the reinforcing frame (2), the metal plate (13) is arranged on the side of the plate body (15), and the magnetic attraction slot (14) is magnetically attracted to the metal plate (13).

2. A wall-tube tangentially fired boiler water wall for on-line monitoring according to claim 1, characterized in that, The display screen (21) is arranged on the outside of the temperature control device (20), and the key body (22) and the control switch (23) are arranged on the outside of the temperature control device (20).

3. A wall-tube tangentially fired boiler water wall for on-line monitoring according to claim 1, characterized in that, The mounting plate (29) is connected to the side of the reinforcing frame (2), and the number of the mounting plate (29) is four.

4. A method of monitoring an on-line monitored wall-tube of a tangentially fired boiler, characterized in that The wall type tangential boiler water wall for online monitoring according to any one of claims 1-3 comprises the following steps: Remove the fastener, and install the temperature control device (20) and the thermal resistance temperature sensing element (28) on the outside of the device body (1); Turn on the temperature control device (20), adjust the reference data, generate steam or hot water by absorbing the radiant heat in the furnace, and record the data.

5. A method of monitoring an on-line monitored wall of a tangentially fired boiler water wall according to claim 4, characterized in that, When the temperature control device (20) and the thermal resistance temperature sensing element (28) are installed on the outside of the device body (1), the fastener is screwed to control the position, and the thermal resistance temperature sensing element (28) is sleeved on the outside of the parallel pipe (3).

6. A method of monitoring an on-line monitored water wall of a tangentially fired boiler as recited in claim 4, wherein Turn on the temperature control device (20), record the data by watching the display screen (21), and give an alarm when the value is abnormal.

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