Chemical tail gas emission monitoring device with digital display alarm function

Abstract

The utility model discloses a chemical tail gas emission monitoring device with a digital display alarm function, which comprises a monitoring main body, a display screen, a detection head and a mounting frame, the display screen is arranged on the front side of the monitoring main body, the detection head is arranged vertically below the monitoring main body, the mounting frame is arranged on the outer side of the monitoring main body, and the display screen is arranged on the front side of the monitoring main body. The lower surface of the installation frame is provided with a positioning assembly used for placing the monitoring main body on the to-be-detected chemical tail gas emission pipeline. A threaded knob is screwed to drive a threaded rod to rotate, threads on the outer side of the threaded rod are matched with threads on the inner wall of a threaded hole, so that the threaded rod is fed inwards in the axial direction relative to a circular ring, limiting clamping plates are driven to move, internal arcs of the four limiting clamping plates abut against the outer side of a chemical tail gas emission pipeline, and fixing of the monitoring body is completed. Manual long-time hand holding is not needed, time and labor cost are saved, the monitoring body can be fixed to the outer sides of chemical tail gas emission pipelines of different sizes, and practicability is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a chemical tail gas emission monitoring device with digital display alarm function. BACKGROUND

[0002] Chemical industry is the abbreviation of "chemical technology", "chemical industry", "chemical engineering", use the chemical method to change the composition, structure or synthesize new material's technology, all belong to chemical production technology, at present in the process of chemical production can produce tail gas, in order to protect the environment, need to handle tail gas, then can be discharged into the air.

[0003] At present, the chemical tail gas is discharged through the exhaust pipe, and the monitoring device needs to be placed at the exhaust port of the pipeline to monitor, but this way needs to consume excessive time and labor cost, and reduces the practicability. UTILITY MODEL CONTENT

[0004] The utility model discloses a chemical tail gas emission monitoring device with digital display alarm function to solve the problem in the background art.

[0005] In order to achieve the above object, the utility model provides the following technical scheme: a chemical tail gas emission monitoring device with digital display alarm function, including monitoring main part, display screen, detection head and mounting frame, the display screen is arranged in the positive side of monitoring main part, the detection head is arranged in the vertical below of monitoring main part, the mounting frame is arranged in the outer side of monitoring main part, and the mounting frame lower surface is provided with the positioning assembly for placing monitoring main part on the chemical tail gas emission pipeline to be detected.

[0006] Preferably, the positioning assembly includes a circular ring arranged on the lower surface of the mounting frame, and the circular ring is sleeved on the outer side of the emission pipeline.

[0007] Preferably, four threaded holes are equidistantly arranged around the outer side of the circular ring, and a threaded rod is axially fed in each threaded hole.

[0008] Preferably, one end of the threaded rod located in the circular ring is connected with a limiting clamp plate, and the inner side of the limiting clamp plate is arc-shaped and matched with the outer side of the emission pipeline.

[0009] Preferably, the threaded rod is connected with a threaded knob at the other end located outside the circular ring.

[0010] Preferably, the threaded rod and the limiting clamp plate are both provided with four, and are symmetrically arranged.

[0011] Preferably, the back side of the monitoring main part is connected with a cover plate through bolts.

[0012] The technical effect and advantages of the utility model are: the chemical tail gas emission monitoring device with digital display alarm function is sleeved with a circular ring outside the chemical tail gas emission pipeline to be monitored, and the detection head is arranged at the emission port of the chemical tail gas emission pipeline, the screw knob is twisted to drive the rotation of the threaded rod, the threaded rod is matched with the inner wall thread of the threaded hole, the threaded rod is axially fed inward relative to the circular ring, the movement of the limiting clamping plate is driven, the four limiting clamping plates are respectively abutted with the outer side of the chemical tail gas emission pipeline, the fixation of the monitoring main body is completed, manual holding for a long time is not needed, time and labor cost are saved, the monitoring main body can be fixed outside the chemical tail gas emission pipelines with different sizes, and the practicality is improved. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is the whole structure schematic view of the utility model;

[0014] Figure 2 It is the structure schematic view of the cover plate of the utility model;

[0015] Figure 3 It is the structure schematic view of the limiting clamping plate of the utility model;

[0016] Figure 4 It is the structure schematic view of the threaded hole of the utility model.

[0017] In the drawing: 1, monitoring main body; 2, display screen; 3, detection head; 4, installation frame; 5, circular ring; 6, threaded hole; 7, threaded rod; 8, limiting clamping plate; 9, screw knob; 10, bolt; 11, cover plate. DETAILED DESCRIPTION

[0018] The technical scheme in the utility model embodiment will be clearly and completely described in combination with the drawings in the utility model embodiment.

[0019] In order to save labor cost, refer to Figure 1 , Figure 2 and Figure 3As shown, including monitoring the main body 1, display screen 2, detection head 3 and installation frame 4, the display screen 2 is provided in the monitoring main body 1, the detection head 3 is provided vertically below the monitoring main body 1, the installation frame 4 is provided outside the monitoring main body 1, and the lower surface of the installation frame 4 is provided with a positioning assembly for placing the monitoring main body 1 on the chemical tail gas discharge pipeline to be detected, the circular ring 5 is sleeved outside the chemical tail gas discharge pipeline to be monitored, and the detection head 3 is placed at the discharge port of the chemical tail gas discharge pipeline. Turn the threaded knob 9, drive the rotation of the threaded rod 7, adapt the threads on the outer side of the threaded rod 7 to the threads in the inner wall of the threaded hole 6, make the threaded rod 7 axially feed inward relative to the circular ring 5, drive the movement of the limiting clamp plate 8, let the four limiting clamp plates 8 inside the arc respectively abut with the outside of the chemical tail gas discharge pipeline, complete the fixation of the monitoring main body 1, without manual long time holding, save time and labor cost, and the monitoring main body 1 can be fixed outside the chemical tail gas discharge pipeline of different sizes.

[0020] In order to facilitate the installation of the circular ring 5 outside the discharge pipeline of different thickness, referring to Figure 1 、 Figure 2 、 Figure 3 and Figure 4 As shown, the positioning assembly comprises a circular ring 5 provided on the lower surface of the installation frame 4, which is sleeved outside the discharge pipeline. After being fixed outside the discharge pipeline, the monitoring main body 1 can be fixed without manual holding, improving the convenience. Four threaded holes 6 are equally spaced around the outer side of the circular ring 5. Each threaded hole 6 has a threaded rod 7 axially fed inward. The threaded hole 6 has an internal thread, and the outer side of the threaded rod 7 has an external thread adapted to the internal thread. By adapting the external thread to the internal thread, the threaded rod 7 can be axially fed inward relative to the circular ring 5. One end of the threaded rod 7 inside the circular ring 5 is connected to a limiting clamp plate 8. The inner side of the limiting clamp plate 8 is arc-shaped and adapted to the outer side of the discharge pipeline. With the axial feeding of the threaded rod 7, the limiting clamp plate 8 moves inward, abutting with the outer surface of the discharge pipeline. The arc-shaped inner side of the limiting clamp plate 8 can increase the contact area with the outer side of the discharge pipeline, improving the stability of the circular ring 5 after installation. A bearing (not shown in the figure) is provided at the connection between the limiting clamp plate 8 and the threaded rod 7, so that the threaded rod 7 does not rotate with the limiting clamp plate 8 when rotating. The threaded rod 7 is connected to a threaded knob 9 at the other end outside the circular ring 5, which is twisted to drive the rotation of the threaded rod 7. The threaded rod 7 and the limiting clamp plate 8 are both provided in four and symmetrically. The back side of the monitoring main body 1 is connected to a cover plate 11 through a bolt 10. By loosening the bolt 10, the cover plate 11 can be removed, and the battery in the monitoring main body 1 can be replaced.

[0021] In use, first, the ring 5 is sleeved on the outside of the chemical tail gas discharge pipeline to be monitored, and the detection head 3 is placed at the discharge port of the chemical tail gas discharge pipeline, the threaded knob 9 is screwed, the threaded rod 7 is driven to rotate, the threaded rod 7 is axially fed inward relative to the ring 5 through the threaded fitting between the outer thread of the threaded rod 7 and the inner thread of the threaded hole 6, the movement of the limiting clamping plate 8 is driven, the four inner arcs of the limiting clamping plate 8 are respectively abutted against the outside of the chemical tail gas discharge pipeline, and the fixing of the monitoring main body 1 is completed.

[0022] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application.

Claims

1. A chemical tail gas emission monitoring device with digital display alarm function, characterized in that: The invention comprises a monitoring body (1), a display screen (2), a detection head (3) and a mounting frame (4), wherein the display screen (2) is arranged on the front side of the monitoring body (1), the detection head (3) is arranged vertically below the monitoring body (1), the mounting frame (4) is arranged outside the monitoring body (1), and a positioning component for placing the monitoring body (1) on a chemical exhaust gas emission pipeline to be detected is provided on the lower surface of the mounting frame (4).

2. The chemical tail gas emission monitoring device with digital display and alarm function according to claim 1 is characterized in that: The positioning assembly comprises a circular ring (5) arranged on the lower surface of the mounting frame (4), and the circular ring (5) is sleeved on the outside of the discharge pipe.

3. The chemical tail gas emission monitoring device with digital display and alarm function according to claim 2 is characterized in that: Four threaded holes (6) are equidistantly spaced around the outer side of the circular ring (5), and a threaded rod (7) is axially fed into each threaded hole (6).

4. The chemical tail gas emission monitoring device with digital display and alarm function according to claim 3 is characterized in that: One end of the threaded rod (7) located inside the circular ring (5) is connected to a limiting clamping plate (8), and the inner side of the limiting clamping plate (8) is in an arc shape that matches the outer side of the discharge pipe.

5. The chemical tail gas emission monitoring device with digital display and alarm function according to claim 4 is characterized in that: The threaded rod (7) is away from the limiting clamp (8) and is connected to a threaded knob (9) at one end outside the ring (5).

6. The chemical tail gas emission monitoring device with digital display and alarm function according to claim 5 is characterized in that: The number of the threaded rods (7) and the number of the limiting clamps (8) are both four, and they are symmetrical in pairs.

7. The chemical tail gas emission monitoring device with digital display and alarm function according to claim 1 is characterized in that: The back side of the monitoring body (1) is connected to a cover plate (11) via bolts (10).

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