Gas component change detector for molten steel production furnace

Abstract

The utility model relates to the technical field of gas detectors, in particular to a gas composition change detector for a molten steel production furnace, which comprises a box body, an alarm lamp is mounted on the left side of the top of the box body, a display screen is arranged above the front side of the box body, and a control panel is arranged below the front side of the box body; a partition plate is arranged in the box body, a supporting plate is arranged on the right side of the partition plate, and a detection cavity is formed in the left side of the partition plate; a detection assembly is arranged on the supporting plate; a filtering assembly is arranged at a left side port of the box body; clamping cavities are symmetrically formed in the positions, close to the left end and the right end, of the rear side of the box body, and clamping blocks are symmetrically arranged in the clamping cavities. According to the utility model, the detection assembly is matched with the filtering assembly, so that the accuracy of a detection result is improved; the gas is filtered by the filter screen, so that the detection result is more accurate; according to the utility model, through the cooperation of the clamping block and the clamping spring, the detector can be conveniently fixed.

Description

Technical Field

[0001] The utility model relates to the technical field of gas detectors, in particular to a gas composition change detector for a molten steel production furnace. Background Art

[0002] A gas detector is a measuring instrument used to detect the concentration of gas leaks. The gas detector mainly uses its built-in gas sensor to detect the composition and concentration of the gas being measured in the measurement environment. A Chinese patent discloses a gas detector. (Authorization Announcement No. CN219495574U). This patented technology can detect changes in gas composition through the main unit of the gas detector to determine whether a leak has occurred; using the leak detection device integrated in the gas detector, the leak detection liquid is placed at the suspected leak point for analysis and judgment, and the gas leak location can be determined. However, the detector does not have a filtering function, the measured results are inaccurate, and the detector is not easy to fix. Therefore, a person skilled in the art provides a gas composition change detector for a molten steel production furnace to solve the problems raised in the above background technology. Utility Model Content

[0003] In order to solve the above technical problems, the utility model provides a gas composition change detector for a molten steel production furnace, comprising a box body, an alarm light is installed on the left side of the top of the box body, a display screen is provided on the upper front side of the box body, and a control panel is provided on the lower front side of the box body;

[0004] A partition is provided inside the box, a support plate is provided on the right side of the partition, and a detection cavity is provided on the left side of the partition;

[0005] The support plate is provided with a detection component for detecting gas components;

[0006] A filter assembly having the function of filtering impurities is provided at the left opening of the box body;

[0007] Clamping cavities are symmetrically arranged at positions near the left and right ends of the rear side of the box body, and clamping blocks are symmetrically arranged in the clamping cavities;

[0008] The front end of the clamping block is fitted and slid with the clamping cavity, and a clamping spring is fixedly connected to the outer side of the clamping block, and the outer side of the clamping spring is fixedly connected to the inner wall of the clamping cavity.

[0009] Preferably, the detection component comprises a micro air pump, and the micro air pump is fixed on the top of the support plate.

[0010] Preferably, an air intake pipe is provided on the right side of the micro air pump, the air intake pipe is supported and connected to the right end of the support plate, and an air intake cover is installed at the air inlet at the right end of the air intake pipe.

[0011] Preferably, the exhaust pipe provided on the top of the micro air pump passes through the partition and is connected with the detection cavity.

[0012] Preferably: a solenoid valve is installed on the exhaust pipe on the right side of the partition, a gas metering valve is installed on the exhaust pipe on the left side of the partition, and a detection sensor is installed at the bottom of the detection chamber.

[0013] Preferably, the filter assembly comprises a filter box, the protrusions provided on both sides of the filter box are slidably connected to the protrusions symmetrically provided at the front and rear ends of the right side of the box body, and the filter box is provided with a filter net.

[0014] Preferably: a plug rod is slidably connected to the through hole in the middle of the top of the filter box, the left end of the plug rod is fit and snap-fitted with a slot provided in the middle of the top right side of the box body, a spring block is fixedly connected to the right outer wall of the through hole of the filter box, and the right side of the spring block is fixedly connected to the right end of the plug rod.

[0015] Technical effects and advantages of the utility model:

[0016] In the utility model, by arranging the cooperation between the detection component and the filtering component, the micro air pump is started, the gas at the gas outlet pipe of the production furnace is sucked into the air inlet pipe, and enters the detection chamber through the exhaust pipe, and then the solenoid valve on the exhaust pipe is closed, so that the detection process is in a closed space, which is conducive to improving the accuracy of the detection result; the gas is filtered through the filter net, so that the detection result is more accurate;

[0017] In the utility model, through the cooperation between the clamping block and the clamping spring, when fixing the detector, the clamping block is pulled outward so that the clamping block is located on both sides of the clamped object, and then the clamping block is released. Under the elastic action of the clamping spring, the clamping block is reset and the clamped object is firmly clamped; through the cooperation between the clamping block and the clamping spring, the detector is easily fixed. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a three-dimensional structural schematic diagram of a gas composition change detector for a molten steel production furnace provided in an embodiment of the present application;

[0019] Figure 2 The embodiment of this application provides Figure 1 A partial enlarged view of the middle A;

[0020] Figure 3 The three-dimensional structure diagram of a gas composition change detector for a molten steel production furnace provided in an embodiment of the present application is shown in FIG. Figure 2 ;

[0021] Figure 4 It is a cross-sectional view of a box in a gas composition change detector for a molten steel production furnace provided in an embodiment of the present application;

[0022] Figure 5It is a structural schematic diagram of a filter component in a gas composition change detector for a molten steel production furnace provided in an embodiment of the present application;

[0023] Figure 6 It is a structural schematic diagram of a clamping block and a clamping spring in a gas composition change detector for a molten steel production furnace provided in an embodiment of the present application.

[0024] In the figure:

[0025] 1. Box body; 11. Warning light; 12. Display screen; 13. Control panel; 14. Partition; 15. Support plate; 16. Detection cavity; 17. Groove; 18. Slot; 19. Clamping cavity; 2. Detection component; 21. Micro air pump; 22. Inlet pipe; 23. Inlet cover; 24. Exhaust pipe; 25. Solenoid valve; 26. Gas metering valve; 27. Detection sensor; 3. Filter component; 31. Filter box; 32. Bump; 33. Filter net; 34. Rod; 35. Spring block; 4. Clamping block; 5. Clamping spring. DETAILED DESCRIPTION

[0026] The present invention is further described in detail below in conjunction with the accompanying drawings and specific embodiments. The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations are obvious to those of ordinary skill in the art. The embodiments are selected and described in order to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific purposes.

[0027] Example

[0028] See also Figure 1 to Figure 6 In this embodiment, a gas composition change detector for a molten steel production furnace is provided, including a box body 1, an alarm light 11 is installed on the left side of the top of the box body 1, a display screen 12 is provided on the upper front side of the box body 1, and a control panel 13 is provided on the lower front side of the box body 1; a partition 14 is provided inside the box body 1, a support plate 15 is provided on the right side of the partition 14, and a detection cavity 16 is provided on the left side of the partition 14; a detection component 2 for detecting gas composition is provided on the support plate 15; a filter component 3 with a function of filtering impurities is provided at the left opening of the box body 1; a clamping cavity 19 is symmetrically provided at the position near the left and right ends of the rear side of the box body 1, and a clamping block 4 is symmetrically provided in the clamping cavity 19; the front end of the clamping block 4 is fitted and slid with the clamping cavity 19, and a clamping spring 5 is fixedly connected to the outer side of the clamping block 4, and the outer side of the clamping spring 5 is fixedly connected to the inner wall of the clamping cavity 19.

[0029] Specifically, the detection component 2 includes a micro air pump 21, which is fixed on the top of the support plate 15; an air intake pipe 22 is provided on the right side of the micro air pump 21, and the air intake pipe 22 is supported and connected to the right end of the support plate 15, and an air intake cover 23 is installed at the air inlet at the right end of the air intake pipe 22; an exhaust pipe 24 is provided on the top of the micro air pump 21, which penetrates the partition 14 and is connected to the detection chamber 16; an electromagnetic valve 25 is installed on the exhaust pipe 24 on the right side of the partition 14, a gas metering valve 26 is installed on the exhaust pipe 24 on the left side of the partition 14, and a detection sensor 27 is installed at the bottom of the detection chamber 16.

[0030] The filter assembly 3 includes a filter box 31, and the protrusions 32 on both sides of the filter box 31 are slidably connected to the protruding grooves 17 symmetrically opened at the front and rear ends of the right side of the box body 1, and a filter net 33 is provided on the filter box 31; a plug rod 34 is slidably connected to the through hole in the middle of the top of the filter box 31, and the left end of the plug rod 34 is fit and engaged with the slot 18 opened in the middle of the top of the right side of the box body 1, and a spring block 35 is fixedly connected to the outer wall of the right side of the through hole of the filter box 31, and the right side of the spring block 35 is fixedly connected to the right end of the plug rod 34; the plug rod 34 is pulled outward to disengage the slot 18. At this time, the filter box 31 can be pulled out along the protruding groove 17, which is convenient for cleaning the filter box 31.

[0031] The working principle of the utility model is:

[0032] Detection component 2; Filtering component 3;

[0033] Start the micro air pump 21, the gas at the gas outlet pipe of the production furnace is sucked into the air inlet pipe 22, and enters the detection chamber 16 through the exhaust pipe 24, and then the solenoid valve 25 on the exhaust pipe 24 is closed, so that the detection process is in a closed space, which is conducive to improving the accuracy of the detection result; the gas is filtered by the filter 33, so that the detection result is more accurate;

[0034] Clamping block 4; Clamping spring 5;

[0035] When fixing the detector, pull the clamping block 4 outward so that the clamping block 4 is on both sides of the clamped object, then release the clamping block 4. Under the elastic action of the clamping spring 5, the clamping block 4 is reset and the clamped object is firmly clamped; the cooperation between the clamping block 4 and the clamping spring 5 facilitates the fixing of the detector.

[0036] Obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field and related fields without creative work should fall within the scope of protection of the present invention. Structures, devices and operating methods not specifically described and explained in the present invention shall be implemented according to conventional means in the field unless otherwise specified and limited.

Claims

1. A gas composition change detector for a molten steel production furnace, comprising a housing (1), an alarm light (11) being installed on the left side of the top of the housing (1), a display screen (12) being provided on the upper front side of the housing (1), and a control panel (13) being provided on the lower front side of the housing (1), characterized in that: A partition (14) is provided inside the box body (1), a support plate (15) is provided on the right side of the partition (14), and a detection chamber (16) is provided on the left side of the partition (14); The support plate (15) is provided with a detection component (2) for detecting gas components; A filter assembly (3) having the function of filtering impurities is provided at the left opening of the box body (1); Clamping cavities (19) are symmetrically provided at positions near the left and right ends of the rear side of the box body (1), and clamping blocks (4) are symmetrically provided in the clamping cavities (19); The front end of the clamping block (4) slides in contact with the clamping cavity (19), and a clamping spring (5) is fixedly connected to the outer side of the clamping block (4), and the outer side of the clamping spring (5) is fixedly connected to the inner wall of the clamping cavity (19).

2. The gas composition change detector for a molten steel production furnace according to claim 1, characterized in that: The detection component (2) comprises a micro air pump (21), and the micro air pump (21) is fixed on the top of the support plate (15).

3. The gas composition change detector for a molten steel production furnace according to claim 2, characterized in that: An air intake pipe (22) is provided on the right side of the micro air pump (21), the air intake pipe (22) is supported and connected to the right end of the support plate (15), and an air intake cover (23) is installed at the air intake port at the right end of the air intake pipe (22).

4. The gas composition change detector for a molten steel production furnace according to claim 3, characterized in that: An exhaust pipe (24) provided on the top of the micro air pump (21) penetrates the partition plate (14) and is connected to the detection chamber (16).

5. The gas composition change detector for a molten steel production furnace according to claim 4, characterized in that: A solenoid valve (25) is installed on the exhaust pipe (24) on the right side of the partition (14), a gas metering valve (26) is installed on the exhaust pipe (24) on the left side of the partition (14), and a detection sensor (27) is installed at the bottom of the detection chamber (16).

6. The gas composition change detector for a molten steel production furnace according to claim 1, characterized in that: The filter assembly (3) comprises a filter box (31), the protrusions (32) provided on both sides of the filter box (31) are slidably connected to the protrusions (17) symmetrically provided at the front and rear ends of the right side of the box body (1), and a filter screen (33) is provided on the filter box (31).

7. The gas composition change detector for a molten steel production furnace according to claim 6, characterized in that: A plug rod (34) is slidably connected to a through hole in the middle of the top of the filter box (31); the left end of the plug rod (34) is snap-fitted with a slot (18) provided in the middle of the top of the right side of the box body (1); a spring block (35) is fixedly connected to the outer wall on the right side of the through hole of the filter box (31); the right side of the spring block (35) is fixedly connected to the right end of the plug rod (34).

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