CN113640360B

CN113640360B - Novel explosion-proof zirconia analyzer

Info

Publication number: CN113640360B
Application number: CN202110813769.5A
Authority: CN
Inventors: 王彬
Original assignee: Wuxi Wohuan Instrument Technology Co ltd
Current assignee: Wuxi Wohuan Instrument Technology Co ltd
Priority date: 2021-07-19
Filing date: 2021-07-19
Publication date: 2023-07-04
Anticipated expiration: 2041-07-19
Also published as: CN113640360A

Abstract

The invention discloses a novel explosion-proof zirconia analyzer, and relates to the technical field of zirconia oxygen analyzers. The invention comprises a shell and an air inlet pipe, wherein one end of the air inlet pipe is connected with the shell, one end of the air inlet pipe is provided with a flame retardant net, the peripheral side surface of the air inlet pipe is provided with a protective pipe, an expansion layer is arranged in the protective pipe, four groups of local expansion pipes are arranged in the expansion layer, the sizes of the four local expansion pipes are adapted to the air inlet pipe, a buffer spring is connected between the inner side wall of the protective pipe and the local expansion pipes, and a limit column is arranged in the buffer spring. According to the invention, the expansion layer, the local expansion pipe, the flame-retardant groove and the shutoff mechanism are arranged, so that the air pressure in the air inlet pipe is effectively relieved, the pipeline is effectively prevented from being broken, the effective flame-retardant treatment is carried out when the danger occurs, the integral safety coefficient of the device is improved, and the personal safety of detection personnel is protected.

Description

Novel explosion-proof zirconia analyzer

Technical Field

The invention belongs to the field of zirconia oxygen analyzers, and particularly relates to a novel explosion-proof zirconia analyzer.

Background

The zirconia oxygen analyzer is also called zirconia oxygen analyzer, zirconia oxygen meter and zirconia oxygen meter, is mainly used for measuring the oxygen concentration of flue gas in the combustion process, and is also suitable for measuring the oxygen concentration of nonflammable gas. Electrochemical cells with constant temperature within the sensor generate a millivolt potential that directly reflects the value of the oxygen concentration in the flue gas. The application of the analyzer to combustion monitoring and control will facilitate adequate combustion, reduce emissions of CO, SOx and NOx, and thus contribute to the prevention of global warming and air pollution. Meanwhile, the zirconia oxygen analyzer can also be used for atmosphere control, and the combustion efficiency is precisely controlled.

The zirconia oxygen analyzer is widely applied to combustion monitoring and control processes in various industries, and helps various industry fields to obtain considerable energy-saving effects. The application fields comprise energy consumption industries such as steel industry, electronic power industry, petrochemical industry, ceramic manufacturing industry, paper industry, food industry and textile industry, various combustion equipment such as incinerators, small and medium boilers and the like.

The existing zirconia oxygen amount needs to be operated under the condition of high temperature, once explosion occurs in a detection pipeline, splashed pipeline fragments can cause injury to detection personnel, and the control box is easy to burn, so that the life safety of the detection personnel is threatened; therefore, a novel explosion-proof zirconia analyzer is proposed.

Disclosure of Invention

The invention aims to provide a novel explosion-proof zirconia analyzer, which solves the problems that the existing zirconia oxygen amount needs to be operated under the condition of high temperature, and once explosion occurs in a detection pipeline, splashed pipeline fragments can cause injury to detection personnel, and the control box is easy to burn, thereby threatening the life safety of the detection personnel.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention relates to a novel explosion-proof zirconia analyzer, which comprises a shell and an air inlet pipe, wherein one end of the air inlet pipe is connected with the shell, one end of the air inlet pipe is provided with a flame retardant net, the air inlet pipe Zhou Cemian is provided with a protection pipe, an expansion layer is arranged in the protection pipe, four groups of local expansion pipes are arranged in the expansion layer, the sizes of the four local expansion pipes are matched with the air inlet pipe, a buffer spring is connected between the inner side wall of the protection pipe and the local expansion pipes, a limit column is further arranged on the inner side of the buffer spring, the flame retardant net of the air inlet pipe is connected with an exhaust pipe of a boiler, smoke enters the air inlet pipe after being filtered by the flame retardant net, the smoke enters the air inlet pipe, the protection pipe wraps the air inlet pipe to improve the strength and the safety coefficient of the air inlet pipe, the explosion-proof effect is achieved, the personal safety of a detector is protected, the problem that explosion is caused by pipe fragments of the detector in a detection pipe of the zirconia oxygen analyzer is solved, when the smoke enters the expansion layer, the local expansion pipe fragments are pressed to be contracted, the buffer spring is matched, the air pressure generated by explosion is released to the inside the expansion layer, the air pressure generated by explosion is effectively relieved, the air inlet pipe is effectively protected, and the whole safety coefficient is effectively avoided.

Further, casing internally connected has the inner tube, install the sealing ring between inner tube and the casing, the size of inner tube suits with the intake pipe, intake pipe internally mounted has the draught fan, inner tube internally mounted has zirconia sensor, and the draught fan stabilizes the flue gas pressure of getting into the intake pipe, avoids the interior pressure of intake pipe and inner tube too big, and the sealing ring promotes the leakproofness of inner tube.

Further, the control panel is installed to casing one side wall, be provided with the fire prevention insulating layer between control panel and the casing, display screen, PLC controller and alarm are installed to terminal surface before the control panel, alarm and button are still installed to terminal surface before the control panel, and the input of PLC controller links to each other with the output of external power source, changer, pressure sensor and button respectively, the output of PLC controller links to each other with the input of display screen, alarm and draught fan respectively.

Further, a flame-retardant groove is formed in the shell, a shutoff mechanism is arranged at the bottom of the flame-retardant groove, and a connecting port is connected between the flame-retardant groove and the shutoff mechanism.

Further, the intercepting mechanism is internally provided with the intercepting groove, one side wall of the intercepting groove is provided with the first magnetic block, the other side wall of the intercepting groove is provided with the second magnetic block, the magnetism of the first magnetic block is larger than that of the second magnetic block, the intercepting groove is internally provided with the intercepting magnetic block, the intercepting magnetic block is mutually attracted with the first magnetic block and the second magnetic block, an auxiliary heat conducting column is connected between the first magnetic block and the inner tube, the bottom surface of the intercepting mechanism is provided with the output port, the position of the output port is matched with the inner tube, the flame retardant groove is internally provided with flame retardant dry powder, when the temperature of the inner tube is too high, the auxiliary heat conducting column conducts heat to the first magnetic block, the temperature of the first magnetic block is increased, the magnetism is reduced, thereby the adsorptivity of the intercepting magnetic block is reduced, the intercepting magnetic block is attracted by the second magnetic block, therefore, the connecting port is opened, the flame retardant dry powder flows to the periphery of the inner tube, the inner tube is rapidly cooled, the flame retardant treatment is effectively carried out when the inner tube is dangerous, and the safety of the device is greatly improved.

Further, casing bottom surface fixedly connected with heating panel, heating panel lateral wall fixedly connected with heat conduction post, heat conduction post one end is connected to the expansion layer, heating panel bottom surface array has a plurality of heat radiation fins, heating panel and heat radiation fins can dispel the heat to the intake pipe effectively, avoids the inside explosion that takes place of intake pipe to a certain extent, hoisting device's factor of safety.

Further, the protection tube Zhou Cemian is provided with a flange, a surface of the flange is provided with a plurality of mounting holes, and the device can be assembled rapidly through the flange and the mounting holes.

The invention has the following beneficial effects:

according to the invention, the protective tube is arranged to wrap the air inlet tube, so that the strength and the safety coefficient of the air inlet tube are improved, the explosion-proof effect is realized, the personal safety of detection personnel is protected, and the problem that splashed pipeline fragments can cause injury to the detection personnel when explosion occurs in the detection pipeline of the zirconia oxygen analyzer is solved; the local expansion pipe, the buffer spring and the limit column are arranged, so that the air pressure generated by explosion is released into the expansion layer, the air pressure in the air inlet pipe is effectively relieved, the pipeline is effectively prevented from being broken, and the integral safety coefficient of the device is improved; through setting up fire-retardant groove, shutoff mechanism and multiunit magnetic path, when the inner tube temperature is unusually high, make fire-retardant dry powder flow to inner tube week side, cool down to the inner tube fast, avoid the device to fire, in order to make the fire-retardant treatment effectively when taking place danger, greatly promoted the security of device; through setting up heating panel and heat radiation fins can dispel the heat to the intake pipe effectively, avoids the inside explosion that takes place of intake pipe to a certain extent, promotes device's factor of safety.

Of course, it is not necessary for any one product to practice the invention to achieve all of the advantages set forth above at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic perspective view of a novel explosion-proof zirconia analyzer;

FIG. 2 is a schematic top view of a novel explosion-proof zirconia analyzer;

FIG. 3 is a schematic view of the cross-sectional structure A-A in FIG. 2;

FIG. 4 is an enlarged partial view of portion C of FIG. 3;

FIG. 5 is a schematic view of the cross-sectional structure B-B in FIG. 3;

FIG. 6 is a schematic diagram of a front view of a novel explosion-proof zirconia analyzer;

in the drawings, the list of components represented by the various numbers is as follows: 1. a housing; 2. an air inlet pipe; 3. a protective tube; 4. a flange plate; 5. a mounting hole; 6. a flame retardant web; 7. an expansion layer; 8. a local inflation tube; 9. a buffer spring; 10. a limit column; 11. an induced draft fan; 12. an inner tube; 13. a seal ring; 14. a zirconia sensor; 15. a fireproof heat insulation layer; 16. a control board; 17. a display screen; 18. a PLC controller; 19. a button; 20. an alarm; 21. a heat dissipation plate; 22. a heat radiation fin; 23. a heat conducting column; 24. a flame retardant tank; 25. a shutoff mechanism; 26. a connection port; 27. a flow interception groove; 28. a first magnetic block; 29. a second magnetic block; 30. a closure magnetic block; 31. an auxiliary heat conduction column; 32. and an output port.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-6, the invention discloses a novel explosion-proof zirconia analyzer, which comprises a shell 1 and an air inlet pipe 2, wherein one end of the air inlet pipe 2 is connected with the shell 1, one end of the air inlet pipe 2 is provided with a flame retardant net 6, the side surface of the periphery of the air inlet pipe 2 is provided with a protective pipe 3, the inside of the protective pipe 3 is provided with four groups of local expansion pipes 8, the sizes of the four local expansion pipes 8 are matched with the air inlet pipe 2, a buffer spring 9 is connected between the inner side wall of the protective pipe 3 and the local expansion pipes 8, a limit post 10 is also arranged at the inner side of the buffer spring 9, the flame retardant net 6 of the air inlet pipe 2 is connected with an exhaust pipe of a boiler, smoke enters the air inlet pipe 2 after being filtered by the flame retardant net 6, the smoke enters the air inlet pipe 2 inside the air inlet pipe 2, the protective pipe 3 wraps the air inlet pipe 2 to promote the strength and the safety coefficient of the air inlet pipe 2, the explosion-proof function is played, the personal safety of a detector is protected, the problem that explosion occurs in a detection pipeline of the zirconia oxygen analyzer is solved, and the splashed pipeline fragments can cause injury to the detector is solved, when the smoke enters the inside the expansion layer 7, the inside the local expansion pipe 8 is compressed, the local expansion pipe 8 is matched with the local expansion pipe 8, the buffer spring 9 is compressed, the inside the expansion layer is effectively, the expansion layer is compressed, the air pressure is effectively and the expansion layer is effectively prevented from being compressed, the inside the expansion layer is expanded, and the air pressure coefficient is effectively and the inside the expansion layer is expanded, and the inside the air layer is effectively is expanded, and the expansion layer is expanded; the flange plate 4 is arranged on the side face of the circumference of the protection tube 3, a plurality of mounting holes 5 are arranged on one surface of the flange plate 4, and the device can be assembled rapidly through the flange plate 4 and the mounting holes 5.

The casing 1 internally connected has inner tube 12, installs sealing ring 13 between inner tube 12 and the casing 1, and the size of inner tube 12 suits with intake pipe 2, and intake pipe 2 internally mounted has draught fan 11, and inner tube 12 internally mounted has zirconia sensor 14, and the flue gas pressure of intake pipe 2 is stabilized to draught fan 11, avoids the interior pressure of intake pipe 2 and inner tube 12 too big, and sealing ring 13 promotes the leakproofness of inner tube 12.

A control board 16 is installed on one side wall of the shell 1, a fireproof heat insulation layer 15 is arranged between the control board 16 and the shell 1, a display screen 17, a PLC (programmable logic controller) 18 and an alarm 20 are installed on the front end face of the control board 16, the alarm 20 and a button 19 are also installed on the front end face of the control board 16, the input end of the PLC 18 is respectively connected with the output ends of an external power supply, a transmitter, a pressure sensor and the button 19, and the output end of the PLC 18 is respectively connected with the input ends of the display screen 17, the alarm 20 and an induced draft fan 11.

A flame-retardant groove 24 is formed in the shell 1, a shutoff mechanism 25 is arranged on the bottom surface of the flame-retardant groove 24, and a connecting port 26 is connected between the flame-retardant groove 24 and the shutoff mechanism 25; the cutoff mechanism 25 is internally provided with the cutoff groove 27, one side wall of the cutoff groove 27 is provided with the first magnetic block 28, the other side wall of the cutoff groove 27 is provided with the second magnetic block 29, the magnetism of the first magnetic block 28 is larger than that of the second magnetic block 29, the cutoff groove 27 is internally provided with the cutoff magnetic block 30, the cutoff magnetic block 30 and the first magnetic block 28 and the second magnetic block 29 are mutually attracted, an auxiliary heat conducting column 31 is connected between the first magnetic block 28 and the inner pipe 12, the bottom surface of the cutoff mechanism 25 is provided with an output port 32, the position of the output port 32 is matched with the inner pipe 12, the flame retardant groove 24 is internally provided with flame retardant dry powder, when the temperature of the inner pipe 12 is too high, the auxiliary heat conducting column 31 conducts heat to the first magnetic block 28, the temperature of the first magnetic block 28 rises, the magnetism drops, thereby the adsorptivity of the cutoff magnetic block 30 drops, the cutoff magnetic block 30 is attracted by the second magnetic block 29, therefore the cutoff magnetic block 26 is opened, the connection port 26 is connected with the output port 32, thereby the flame retardant dry powder flows to the periphery of the inner pipe 12, the inner pipe 12 is rapidly cooled, the dangerous device is effectively processed, and the safety of the device is greatly improved when the dangerous device is in order to raise the fire.

The bottom surface fixedly connected with heating panel 21 of casing 1, heating panel 21 a side wall fixedly connected with heat conduction post 23, heat conduction post 23 one end is connected to expansion layer 7, and the array of heating panel 21 bottom surface has a plurality of fin 22, and heating panel 21 and fin 22 can dispel the heat to intake pipe 2 effectively, avoids the inside explosion that takes place of intake pipe 2 to a certain extent, promotes device's factor of safety.

One specific application of this embodiment is: the input end of the PLC controller 18 is respectively connected with the output ends of an external power supply, a transmitter, a pressure sensor and a button 19, and the output end of the PLC controller 18 is respectively connected with the input ends of the display screen 17, the alarm 20 and the induced draft fan 11; the device can be assembled quickly through the flange plate 4 and the mounting holes 5; the smoke enters the air inlet pipe 2 after being filtered by the flame-retardant net 6, the smoke enters the air inlet pipe 2 inside the air inlet pipe 2, the protective pipe 3 wraps the air inlet pipe 2 to improve the strength and the safety coefficient of the air inlet pipe 2, the flame-proof effect is achieved, when the smoke enters the expansion layer 7, the smoke explodes, the local expansion pipe 8 is pressed, the local expansion pipe 8 is matched with the buffer spring 9 to shrink, the air pressure generated by the explosion is released into the expansion layer 7, the air pressure inside the air inlet pipe 2 is effectively relieved, the pipeline is effectively avoided from being broken, the induced draft fan 11 stabilizes the pressure of the smoke entering the air inlet pipe 2, and the excessive internal pressure of the air inlet pipe 2 and the inner pipe 12 is avoided; the heat radiation plate 21 and the heat radiation fins 22 can effectively radiate the air inlet pipe 2; the flame-retardant groove 24 is internally provided with flame-retardant dry powder, when the temperature of the inner tube 12 is too high and the device is triggered to fire, the auxiliary heat conduction column 31 conducts heat to the first magnetic block 28, the temperature of the first magnetic block 28 is increased, the magnetism is reduced, the adsorptivity to the interception magnetic block 30 is reduced, the interception magnetic block 30 is attracted by the second magnetic block 29, the connecting port 26 is opened, the connecting port 26 is connected with the output port 32, and therefore the flame-retardant dry powder flows to the peripheral side of the inner tube 12, the inner tube 12 is rapidly cooled, and the device is prevented from being triggered to fire.

It should be noted that, in the above system embodiment, each component included is only divided according to the functional logic, but not limited to the above division, so long as the corresponding function can be implemented; in addition, the specific names of the functional components are only for distinguishing from each other, and are not used to limit the protection scope of the present invention.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.

Claims

1. The utility model provides a novel explosion-proof zirconia analysis appearance, includes casing (1) and intake pipe (2), its characterized in that: one end of the air inlet pipe (2) is connected with the shell (1), a flame-retardant net (6) is arranged at one end of the air inlet pipe (2), a protection pipe (3) is arranged at one end of the air inlet pipe (2) Zhou Cemian, an expansion layer (7) is arranged inside the protection pipe (3), four groups of local expansion pipes (8) are arranged inside the expansion layer (7), the sizes of the four local expansion pipes (8) are adaptive to the air inlet pipe (2), a buffer spring (9) is connected between the inner side wall of the protection pipe (3) and the local expansion pipes (8), and a limit column (10) is further arranged inside the buffer spring (9);

the novel air conditioner is characterized in that an inner pipe (12) is connected inside the shell (1), a sealing ring (13) is arranged between the inner pipe (12) and the shell (1), the size of the inner pipe (12) is matched with that of the air inlet pipe (2), an induced draft fan (11) is arranged inside the air inlet pipe (2), and a zirconia sensor (14) is arranged inside the inner pipe (12);

a flame-retardant groove (24) is formed in the shell (1), a shutoff mechanism (25) is arranged on the bottom surface of the flame-retardant groove (24), and a connecting port (26) is connected between the flame-retardant groove (24) and the shutoff mechanism (25); the novel solar energy power generation device is characterized in that a cutoff mechanism (25) is internally provided with a cutoff groove (27), one side wall of the cutoff groove (27) is provided with a first magnetic block (28), the other side wall of the cutoff groove (27) is provided with a second magnetic block (29), the magnetism of the first magnetic block (28) is larger than that of the second magnetic block (29), the cutoff mechanism (27) is internally provided with a cutoff magnetic block (30), the cutoff magnetic block (30) is mutually attracted with the first magnetic block (28) and the second magnetic block (29), an auxiliary heat conduction column (31) is connected between the first magnetic block (28) and an inner pipe (12), the bottom surface of the cutoff mechanism (25) is provided with an output port (32), and the position of the output port (32) is matched with the inner pipe (12); the flame-retardant dry powder is assembled in the flame-retardant groove (24), when the temperature of the inner tube (12) is too high and the device is ignited, the auxiliary heat conduction column (31) conducts heat to the first magnetic block (28), the temperature of the first magnetic block (28) is increased, the magnetism is reduced, the adsorptivity of the interception magnetic block (30) is reduced, the interception magnetic block (30) is attracted by the second magnetic block (29), the connecting port (26) is opened and connected with the output port (32), so that the flame-retardant dry powder flows to the periphery of the inner tube (12), the inner tube (12) is rapidly cooled, and the device is prevented from being ignited;

the heat dissipation device is characterized in that the bottom surface of the shell (1) is fixedly connected with a heat dissipation plate (21), a side wall of the heat dissipation plate (21) is fixedly connected with a heat conduction column (23), one end of the heat conduction column (23) is connected to the expansion layer (7), and a plurality of heat dissipation fins (22) are arranged on the bottom surface of the heat dissipation plate (21) in an array mode.

2. The novel explosion-proof zirconia analyzer according to claim 1, wherein a control board (16) is installed on one side wall of the shell (1), a fireproof heat insulation layer (15) is arranged between the control board (16) and the shell (1), a display screen (17), a PLC (programmable logic controller) 18 and an alarm (20) are installed on the front end face of the control board (16), and the alarm (20) and a button (19) are also installed on the front end face of the control board (16).

3. The novel explosion-proof zirconia analyzer as set forth in claim 1, wherein the protection tube (3) Zhou Cemian is provided with a flange plate (4), and a surface of the flange plate (4) is provided with a plurality of mounting holes (5).