Pumping type gas detector

Abstract

The utility model relates to the technical field of pump suction type gas detectors, in particular to a pump suction type gas detector which comprises a detector main body, a panel, a gas inlet head, a gas detection component and a gas chamber, the detector main body comprises a box body, a limiting frame is arranged at the upper end of the interior of the box body, and the panel is arranged in the box body. An air outlet frame is arranged at the position, located on the lower side of the limiting frame, in the box body, a suction pipe is arranged on the lower side of the air outlet frame, an air pump is installed at the lower end of the suction pipe, an exhaust pipe is arranged at the output end of the air pump, and a controller is installed at the position of the lower end in the box body. According to the utility model, the gas chamber is dismounted and mounted through the sliding opening, the dismounting and mounting convenience is improved, the cleaning operation of the gas chamber is facilitated, the accuracy of detection data is improved, the gas detection component is dismounted and mounted through the fixing opening, the dismounting and mounting convenience is improved, and the maintenance efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of pump-suction type gas detectors, in particular to a pump-suction type gas detector. Background Art

[0002] The pump-suction gas detector is a single-gas or multi-gas detector that can be flexibly configured. It can be equipped with an oxygen sensor, a combustible gas sensor and any two toxic gas sensors or any four toxic gas sensors or any single gas sensor.

[0003] A Chinese patent discloses a pump-suction gas detector (authorization announcement number CN211263381U). The patented technology has an air chamber sealing cover that is directly welded to the air chamber of the gas path, eliminating the need for piping. This ensures excellent airtightness and does not affect the gas path during assembly and disassembly. However, the air chamber of the pump-suction gas detector is located inside the gas detector, making it difficult to disassemble and detrimental to the cleaning of the air chamber. Failure to clean the air chamber in a timely manner affects the accuracy of the detection data. The sensor and the gas detector are an integrated structure, making it difficult to disassemble and detrimental to maintenance efficiency. Therefore, those skilled in the art provide a pump-suction gas detector to solve the problems raised in the above background technology. Utility Model Content

[0004] The purpose of the present invention is to provide a pump-suction type gas detector to solve the problems raised in the above background technology.

[0005] To achieve the above objectives, the present invention provides the following technical solutions:

[0006] A pump-suction type gas detector comprises a detector body, a panel, an air inlet head, a gas detection component and an air chamber, the panel is located at the front side of the detector body, the air inlet head is located at the upper side of the detector body, the gas detection component is located at the internal upper end position of the detector body, and the air chamber is located inside the detector body at a position adjacent to the gas detection component, the detector body comprises a box body, a limiting frame is provided at the internal upper end position of the box body, an air outlet frame is provided at the lower side position of the limiting frame inside the box body, a suction pipe is provided at the lower side of the air outlet frame, an air pump is installed at the lower end of the suction pipe, an exhaust pipe is provided at the output end of the air pump, a controller is installed at the internal lower end position of the box body, a sliding opening is provided at a position adjacent to the limiting frame on one side of the box body, a fixing opening is provided at a position adjacent to the sliding opening on one side of the box body, the panel comprises a mounting frame, a display screen is provided on the front side of the mounting frame, a first connecting line is installed at the lower end of the display screen, and an alignment opening is provided at the front lower end position of the mounting frame.

[0007] As a further solution of the present invention: the gas detection component includes a mounting rod, a fixing block is provided at one end of the mounting rod, a gas sensor is installed on the outside of the mounting rod, and a second connecting line is provided on one side of the mounting rod.

[0008] As a further solution of the present invention: a first magnetic block is provided at the position of the sliding opening on the inner side of the box body, the air chamber includes an air filter box, a second magnetic block is provided on one side of the air filter box, and a handle is provided on the other side of the air filter box.

[0009] As a further solution of the present invention: the lower end of the air inlet head is connected to the upper end of the box body, the upper end of the box body is connected to the upper end of the air outlet frame, the lower end of the air outlet frame is connected to the input end of the suction pipe, and the output end of the suction pipe is connected to the input end of the air pump.

[0010] As a further solution of the present invention: the air chamber slides at the internal position of the sliding mouth, the air chamber is located at the corresponding side positions of the limit frame and the air outlet frame, the output end of the gas detection component is electrically connected to the input end of the controller, the output end of the controller is electrically connected to the air pump and the input end of the first connecting line respectively, and the output end of the first connecting line is electrically connected to the input end of the display screen.

[0011] As a further solution of the present invention: the outer side of the fixing block rotates to the inner side of the fixing port, and the output end of the gas sensor is electrically connected to the input end of the controller through a second connecting line.

[0012] As a further solution of the present invention: the air filter box slides at the inner position of the sliding opening, the position of the second magnetic block corresponds to the position of the first magnetic block, and the magnetic poles of the corresponding sides of the second magnetic block and the first magnetic block are opposite.

[0013] Compared with the prior art, the beneficial effects of the present invention are:

[0014] 1. The utility model is a pump-suction type gas detector. The gas chamber is disassembled and installed through a sliding port, which improves the convenience of disassembly and installation, facilitates the cleaning operation of the gas chamber, and improves the accuracy of the detection data.

[0015] 2. The gas detection components can be disassembled and installed through the fixed port, which improves the convenience of disassembly and installation and improves maintenance efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the structure of a pump-suction type gas detector;

[0017] Figure 2 This is a disassembled diagram of a pump-suction type gas detector;

[0018] Figure 3 This is a schematic structural diagram of a detector body in a pump-suction type gas detector;

[0019] Figure 4 This is a schematic diagram of the structure of a panel in a pump-suction gas detector;

[0020] Figure 5 This is a schematic structural diagram of a gas detection component in a pump-suction gas detector;

[0021] Figure 6 This is a schematic diagram of the structure of the gas chamber in a pump-suction gas detector.

[0022] In the figure: 1. Detector body; 2. Panel; 3. Air inlet head; 4. Gas detection component; 5. Air chamber; 6. Box body; 7. Limit frame; 8. Air outlet frame; 9. Suction tube; 10. Air pump; 11. Exhaust pipe; 12. Controller; 13. Sliding port; 14. Fixing port; 15. Mounting frame; 16. Display screen; 17. First connecting line; 18. Alignment port; 19. Mounting rod; 20. Fixing block; 21. Gas sensor; 22. Second connecting line; 23. First magnetic block; 24. Gas filter box; 25. Second magnetic block; 26. Handle. DETAILED DESCRIPTION

[0023] See also Figures 1 to 6In the embodiment of the present invention, a pump-suction type gas detector includes a detector body 1, a panel 2, an air inlet head 3, a gas detection component 4 and an air chamber 5. The panel 2 is located at the front side of the detector body 1, the air inlet head 3 is located at the upper side of the detector body 1, the gas detection component 4 is located at the upper end of the interior of the detector body 1, and the air chamber 5 is located inside the detector body 1 near the gas detection component 4. The detector body 1 includes a box body 6, a limit frame 7 is provided at the upper end of the interior of the box body 6, an air outlet frame 8 is provided at the lower side of the limit frame 7 inside the box body 6, and a suction pipe 9 is provided on the lower side of the air outlet frame 8. An air pump 10 is installed at the lower end of the tube 9, and an exhaust pipe 11 is provided at the output end of the air pump 10. A controller 12 is installed at the lower end position of the interior of the box body 6. A sliding port 13 is provided on one side of the box body 6 near the position of the limit frame 7, and a fixing port 14 is provided on one side of the box body 6 near the position of the sliding port 13. The panel 2 includes a mounting frame 15, a display screen 16 is provided on the front side of the mounting frame 15, a first connecting line 17 is installed at the lower end of the display screen 16, and an alignment port 18 is provided at the lower end position of the front side of the mounting frame 15. The lower end of the air inlet head 3 is connected to the upper end of the box body 6, the upper end of the box body 6 is connected to the upper end of the air outlet frame 8, and the lower end of the air outlet frame 8 is connected to the suction pipe 9. The input ends are interconnected, the output end of the suction tube 9 is interconnected with the input end of the air pump 10, the air chamber 5 slides at the internal position of the slide 13, the air chamber 5 is located at the corresponding side positions of the limit frame 7 and the air outlet frame 8, the output end of the gas detection component 4 is electrically connected to the input end of the controller 12, the output end of the controller 12 is electrically connected to the air pump 10 and the input end of the first connecting line 17 respectively, the output end of the first connecting line 17 is electrically connected to the input end of the display screen 16, first, a pump-suction gas detector is carried to the use position, the controller 12 controls the air pump 10 to operate, and the air outlet frame 8 is sucked through the suction tube 9, and the external gas enters the box through the air inlet head 3. The upper end of the box body 6, the gas at the upper end of the box body 6 enters the interior of the air chamber 5, the air chamber 5 filters the gas, and the filtered gas is discharged through the exhaust pipe 11, the gas detection component 4 detects the gas condition inside the air chamber 5, and transmits the detection data to the interior of the controller 12, the controller 12 processes the data, and displays it on the display screen 16 through the first connecting line 17, then completes the detection operation, pulls the air chamber 5 to slide on the inner side of the sliding mouth 13, takes out the air chamber 5, cleans the interior of the air chamber 5, and the cleaned air chamber 5 slides into the interior of the box body 6 through the sliding mouth 13. When the gas detection component 4 fails, the gas detection component 4 is rotated out of the fixed mouth 14 and replaced with a new gas detection component 4.

[0024] exist Figure 2 、 3, 5: The gas detection component 4 includes a mounting rod 19, a fixing block 20 is provided at one end of the mounting rod 19, a gas sensor 21 is installed on the outside of the mounting rod 19, and a second connecting line 22 is provided on one side of the mounting rod 19. The outer side of the fixing block 20 rotates to the inner position of the fixing port 14, and the output end of the gas sensor 21 is electrically connected to the input end of the controller 12 through the second connecting line 22. The gas sensor 21 detects the gas condition inside the filter box 24 and transmits the detection data to the inside of the controller 12 through the second connecting line 22. The controller 12 processes the data and displays it on the display screen 16 through the first connecting line 17. When the gas sensor 21 fails, the fixing block 20 rotates out of the fixing port 14, the outer end of the mounting rod 19 rotates on the inner side of the fixing block 20, and a new gas detection component 4 is replaced.

[0025] exist Figure 2 、 3 6: A first magnetic block 23 is provided at the position of the slide 13 on the inner side of the box body 6, the air chamber 5 includes an air filter box 24, a second magnetic block 25 is provided on one side of the air filter box 24, and a handle 26 is provided on the other side of the air filter box 24. The air filter box 24 slides at the inner position of the slide 13, the second magnetic block 25 corresponds to the position of the first magnetic block 23, and the magnetic poles of the second magnetic block 25 and the corresponding side of the first magnetic block 23 are opposite. The controller 12 controls the operation of the air pump 10, and the air outlet frame 8 is sucked through the suction pipe 9, and the external air passes through the air inlet The head 3 enters the upper end of the box body 6, and the gas at the upper end of the box body 6 enters the interior of the air chamber 5. The air filter box 24 filters the gas, and the filtered gas is discharged through the exhaust pipe 11 to complete the detection operation. Hold the handle 26 and pull the air filter box 24 to slide on the inner side of the slide 13. The second magnetic block 25 separates the first magnetic block 23, takes out the air chamber 5, and cleans the interior of the air filter box 24. The cleaned air filter box 24 slides into the interior of the box body 6 through the slide 13, and the second magnetic block 25 is adsorbed to one side of the first magnetic block 23 to fix the air chamber 5 to the interior of the box body 6.

[0026] The working principle of the present utility model is as follows: first, a pump-suction type gas detector is brought to the use location, the controller 12 controls the air pump 10 to operate, the air outlet frame 8 is sucked through the suction pipe 9, the external air enters the upper end of the box body 6 through the air inlet head 3, the gas at the upper end of the box body 6 enters the interior of the air chamber 5, the air filter box 24 filters the gas, and the filtered gas is discharged through the exhaust pipe 11, the gas sensor 21 detects the gas condition inside the air filter box 24, transmits the detection data to the interior of the controller 12 through the second connecting line 22, the controller 12 processes the data, and displays it through the first connecting line 17 The display screen 16 is displayed, and then the detection operation is completed. The handle 26 is held and the air filter box 24 is pulled to slide on the inner side of the slide 13. The second magnetic block 25 separates the first magnetic block 23, takes out the air chamber 5, and cleans the interior of the air filter box 24. The cleaned air filter box 24 slides into the interior of the box body 6 through the slide 13. The second magnetic block 25 is adsorbed onto one side of the first magnetic block 23 to fix the air chamber 5 to the interior of the box body 6. When the gas sensor 21 fails, the fixed block 20 rotates out of the fixed port 14, and the outer end of the mounting rod 19 rotates on the inner side of the fixed block 20 to replace the new gas detection component 4.

[0027] The above is only a preferred specific implementation method of the present invention, but the protection scope of the present invention is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the present invention can make equivalent replacements or changes based on the technical solution and utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A pump-suction type gas detector, comprising a detector body (1), a panel (2), an air inlet head (3), a gas detection component (4) and an air chamber (5), wherein the panel (2) is located at the front side of the detector body (1), the air inlet head (3) is located at the upper side of the detector body (1), the gas detection component (4) is located at the upper end of the interior of the detector body (1), and the air chamber (5) is located at a position adjacent to the gas detection component (4) inside the detector body (1), characterized in that: The detector body (1) includes a box body (6), a limit frame (7) is provided at the upper end of the box body (6), an air outlet frame (8) is provided at the lower side of the limit frame (7) in the box body (6), a suction pipe (9) is provided at the lower side of the air outlet frame (8), an air pump (10) is installed at the lower end of the suction pipe (9), an exhaust pipe (11) is provided at the output end of the air pump (10), and a control valve (11) is installed at the lower end of the box body (6). The device (12) is provided with a sliding opening (13) at a position adjacent to the limiting frame (7) on one side of the box body (6), and a fixing opening (14) is provided at a position adjacent to the sliding opening (13) on one side of the box body (6). The panel (2) includes a mounting frame (15), a display screen (16) is provided on the front side of the mounting frame (15), a first connecting line (17) is installed at the lower end of the display screen (16), and an alignment opening (18) is provided at the lower end of the front side of the mounting frame (15).

2. A pump-suction type gas detector according to claim 1, characterized in that: The gas detection component (4) comprises a mounting rod (19), one end of the mounting rod (19) is provided with a fixing block (20), a gas sensor (21) is installed on the outside of the mounting rod (19), and one side of the mounting rod (19) is provided with a second connecting line (22).

3. A pump-suction type gas detector according to claim 1, characterized in that: A first magnetic block (23) is provided on the inner side of the box body (6) at a position corresponding to the sliding opening (13); the air chamber (5) includes an air filter box (24); a second magnetic block (25) is provided on one side of the air filter box (24); and a handle (26) is provided on the other side of the air filter box (24).

4. A pump-suction type gas detector according to claim 1, characterized in that: The lower end of the air inlet head (3) is connected to the upper end of the box body (6), the upper end of the box body (6) is connected to the upper end of the air outlet frame (8), the lower end of the air outlet frame (8) is connected to the input end of the suction pipe (9), and the output end of the suction pipe (9) is connected to the input end of the air pump (10).

5. The pump-suction type gas detector according to claim 1, characterized in that: The gas chamber (5) slides at an inner position of the sliding opening (13), and the gas chamber (5) is located at corresponding side positions of the limit frame (7) and the gas outlet frame (8). The output end of the gas detection component (4) is electrically connected to the input end of the controller (12), and the output end of the controller (12) is electrically connected to the air pump (10) and the input end of the first connecting line (17), respectively. The output end of the first connecting line (17) is electrically connected to the input end of the display screen (16).

6. A pump-suction type gas detector according to claim 2, characterized in that: The outer side of the fixing block (20) rotates to the inner side of the fixing opening (14), and the output end of the gas sensor (21) is electrically connected to the input end of the controller (12) via a second connecting line (22).

7. A pump-suction type gas detector according to claim 3, characterized in that: The air filter box (24) slides at the inner side of the sliding opening (13), the second magnetic block (25) corresponds to the position of the first magnetic block (23), and the magnetic poles of the corresponding sides of the second magnetic block (25) and the first magnetic block (23) are opposite.

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