Dustproof protection device of multi-component laser online gas analyzer

Abstract

The utility model discloses a dustproof protection device of a multi-component laser on-line gas analyzer. The dustproof protection device comprises a dustproof protection box and insertion communication pipes connected to the middle positions of the left side and the right side of the dustproof protection box, connecting moving strips are arranged on the upper side of the sleeving connecting ring, a shifting adjusting knob is arranged in the middle of a connecting rotating threaded column, the connecting rotating threaded column rotates and is in threaded connection with the connecting moving strips, and threads on the inner side faces of the two connecting moving strips are opposite. According to the dustproof protection device for the multi-component laser on-line gas analyzer, the connecting moving strips are arranged on the connecting moving strips, so that the connecting moving strips can move in the opposite direction or the reverse direction, and the distance between the two inserting communicating pipes can be driven and adjusted. The dustproof protection device for the multi-component laser on-line gas analyzer can have the function of adjusting the distance between an emitter and a receiver of the gas analyzer after being improved; therefore, the measurement effect and the use practicability of the dustproof protection device of the multi-component laser online gas analyzer can be effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the precise science related technical field, concretely relates to a dustproof device of multi-component laser online gas analyzer. BACKGROUND

[0002] Laser online gas analyzers belong to the field of precise scientific instruments and are mainly applied in multiple fields such as environmental monitoring, industrial process control, scientific research, etc. This technology utilizes the principle of laser spectroscopy to realize accurate analysis of gas composition and concentration by measuring the laser absorption or scattering characteristics of gas molecules at specific wavelengths. Laser online gas analyzers are particularly important in environmental monitoring due to their high sensitivity, high resolution, fast response, and non-contact measurement characteristics, and can monitor pollutants and greenhouse gas emissions in the atmosphere in real time. In addition, this technology plays a key role in industrial process control, such as monitoring tail gas composition in fermentation processes to help optimize production processes and improve product quality. With the continuous development of technology, the application range of laser online gas analyzers is expected to further expand, and new progress will be made in intelligentization and networking.

[0003] The dustproof device of the laser online gas analyzer is usually used to protect the laser and other sensitive components from dust and particulate matter, ensuring that the analyzer can operate normally in various industrial environments.

[0004] However, the dustproof device of the traditional multi-component laser online gas analyzer has a fixed connection mode with the gas analyzer, and cannot freely adjust the distance between the laser emitter and the receiver according to the actual situation.

[0005] The utility model improves the above problems, and specifically relates to a dustproof device of a multi-component laser online gas analyzer that can conveniently adjust the distance between the emitter and the receiver of the gas analyzer. UTILITY MODEL CONTENTS

[0006] The utility model aims to provide a dustproof device of a multi-component laser online gas analyzer to solve the problem of the fixed connection mode between the dustproof device of the traditional multi-component laser online gas analyzer and the gas analyzer, which cannot freely adjust the distance between the laser emitter and the receiver according to the actual situation.

[0007] To achieve the above purpose, the utility model provides the following technical scheme: a dustproof device of a multi-component laser online gas analyzer, comprising a dustproof box and a plug-in communication pipe connected to the middle position of the left and right sides of the dustproof box;

[0008] The sleeve joint connecting ring is provided with a connecting moving strip at the upper side position, a connecting rotating screw column is provided at the upper end middle position of the connecting moving strip, a knob adjusting knob is provided at the middle position of the connecting rotating screw column, and the knob adjusting knob can make the connecting rotating screw column rotate, and the connecting moving strip moves towards or reverses due to the screw thread connection with the connecting moving strip, so as to drive and adjust the distance between the two plug-in communication pipes.

[0009] Preferably, the inner side of the sleeve joint connecting ring is provided with a through hole equal to the outer side diameter of the plug-in communication pipe, and the bottom position of the sleeve joint connecting ring is provided with a threaded through hole.

[0010] Preferably, the threaded through hole of the sleeve joint connecting ring is provided with an extrusion screw rod at the middle position, and the extrusion screw rod is combined by a knob and a screw column.

[0011] Preferably, the upper side position of the extrusion screw rod is provided with a rubber extrusion piece, and the rubber extrusion piece is connected with the extrusion screw rod through a rotating shaft rotating mode.

[0012] Preferably, the knob adjusting knob is welded with the connecting rotating screw column, and the outer side position of the knob adjusting knob is provided with a thread.

[0013] Preferably, the side position of the plug-in communication pipe is provided with a connecting mounting flange, and the inner side of the connecting mounting flange is an integral structure with the plug-in communication pipe.

[0014] Preferably, the side position of the connecting mounting flange on the left outer side is provided with a gas analyzer laser emission structure, and the upper side of the gas analyzer laser emission structure is provided with a display screen.

[0015] Preferably, the side position of the connecting mounting flange on the right outer side is provided with a gas analyzer laser receiving structure, the gas analyzer laser receiving structure is electrically connected with the gas analyzer laser emission structure through a connecting line, and the bottom position of the gas analyzer laser receiving structure is provided with an external connecting power line.

[0016] Compared with the prior art, the dustproof device of the multi-component laser online gas analyzer has the following beneficial effects:

[0017] In the dustproof device of the multi-component laser on-line gas analyzer, the outer side position close to the tail end of the plug-in communication pipe is provided with a sleeved connecting ring, the upper side position of the sleeved connecting ring is provided with a connecting moving strip, the middle position of the upper end of the connecting moving strip is provided with a connecting rotating threaded column, the middle position of the connecting rotating threaded column is provided with a rotating adjusting knob, rotating the rotating adjusting knob can make the connecting rotating threaded column rotate, the connecting rotating threaded column rotates because of the threaded connection with the connecting moving strip, the threads of the inner sides of the two connecting moving strips are opposite, therefore the connecting moving strips move towards each other or in the opposite direction, can drive and adjust the distance between the two plug-in communication pipes, the dustproof device of the multi-component laser on-line gas analyzer can have the function of adjusting the distance between the transmitter and the receiver of the gas analyzer after the improvement of the utility model, thereby the measurement effect and the practicality of the dustproof device of the multi-component laser on-line gas analyzer can be effectively improved. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is the overall structure schematic diagram of the dustproof device of the multi-component laser on-line gas analyzer of the utility model.

[0019] Figure 2 It is the sectional structure schematic diagram of the dustproof device of the multi-component laser on-line gas analyzer of the utility model.

[0020] Figure 3 It is the enlarged structure schematic diagram of position A of the dustproof device of the multi-component laser on-line gas analyzer of the utility model.

[0021] In the drawing: 1, dustproof protection box, 2, front observation window, 3, connecting air inlet pipe, 4, connecting air outlet pipe, 5, plug-in communication pipe, 6, connecting mounting flange, 7, gas analyzer laser emission structure, 8, gas analyzer laser receiving structure, 9, outer connecting power cord, 10, rotating adjusting knob, 11, connecting rotating threaded column, 12, connecting moving strip, 13, sleeved connecting ring, 14, extruded threaded rod, 15, rubber extruded sheet. DETAILED DESCRIPTION

[0022] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model, obviously, the described embodiments are only a part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the protection scope of the utility model.

[0023] The utility model provides Figures 1-3As shown, a dustproof device of a multi-component laser online gas analyzer includes a dustproof box 1 and a plug-in communication pipe 5 connected to the middle position of the left and right sides of the dustproof box 1; a sleeve connection ring 13 is arranged at the outer side of the close end of the plug-in communication pipe 5, a connection moving strip 12 is arranged at the upper side of the sleeve connection ring 13, a connection rotating screw column 11 is arranged at the middle position of the connection moving strip 12, a rotating knob 10 is arranged at the middle position of the connection rotating screw column 11, and the rotating knob 10 can rotate the connection rotating screw column 11, and the connection rotating screw column 11 rotates because of the threaded connection with the connection moving strip 12, the threads of the inner sides of the two connection moving strips 12 are opposite, so the connection moving strips 12 move towards or away from each other, and the distance between the two plug-in communication pipes 5 can be adjusted, and the dustproof device of the multi-component laser online gas analyzer can adjust the distance between the transmitter and the receiver of the gas analyzer, thereby effectively improving the measurement effect and the practicality of the dustproof device of the multi-component laser online gas analyzer.

[0024] As shown, Figure 3 the inner side of the sleeve connection ring 13 is provided with a through hole equal to the outer diameter of the plug-in communication pipe 5, the bottom position of the sleeve connection ring 13 is provided with a threaded hole, the middle position of the threaded hole of the sleeve connection ring 13 is provided with an extrusion screw rod 14, the extrusion screw rod 14 is combined by a knob and a screw column, and the extrusion screw rod 14 can extrude and limit the connection of the plug-in communication pipe 5 when rotating through the threaded action.

[0025] As shown, Figure 3 the upper side of the extrusion screw rod 14 is provided with a rubber extrusion piece 15, the rubber extrusion piece 15 is connected to the extrusion screw rod 14 through a rotating shaft rotating mode, the rubber extrusion piece 15 can reduce the friction damage of the plug-in communication pipe 5 caused by the extrusion of the extrusion screw rod 14, and at the same time, the rubber extrusion piece 15 can also increase the friction between the extrusion screw rod 14 and the rubber extrusion piece 15, thereby effectively improving the service life of the rubber extrusion piece 15.

[0026] As shown, Figure 1 the rotating knob 10 and the connection rotating screw column 11 are welded, the outer side of the rotating knob 10 is provided with a thread, and the thread of the outer side of the rotating knob 10 can increase the friction between the hand of the user and the rotating knob 10, thereby avoiding the relative sliding between the hand of the user and the rotating knob 10, which causes the rotating knob 10 to be unable to rotate and adjust.

[0027] As shown, Figure 1As shown, the side position of the plug-in communication pipe 5 is provided with a connecting mounting flange 6, the inner connecting mounting flange 6 is an integral structure with the plug-in communication pipe 5, the side position of the left outer connecting mounting flange 6 is provided with a gas analyzer laser emission structure 7, the upper side of the gas analyzer laser emission structure 7 is provided with a display screen, the side position of the right outer connecting mounting flange 6 is provided with a gas analyzer laser receiving structure 8, the gas analyzer laser receiving structure 8 is electrically connected with the gas analyzer laser emission structure 7 through a connecting line, the bottom position of the gas analyzer laser receiving structure 8 is provided with an external connecting power line 9, in working, the gas analyzer laser emission structure 7 emits laser to pass through the measured gas sample by using a specific wavelength laser beam, the composition and concentration of the gas are analyzed by detecting the absorption degree of the laser beam, and the data is transmitted to an external display device through the external connecting power line 9 for observation and analysis of the staff.

[0028] Finally, it should be noted that: the above only for the preferred embodiments of the utility model have described, and do not limit the utility model, although the utility model is described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part of technical features, any modification, equivalent replacement, improvement etc. made within the spirit and principles of the utility model, should be included in the protection scope of the utility model.

Claims

1. A dustproof device for a multi-component laser online gas analyzer, comprising a dustproof box (1) and a plug-in communication pipe (5) connected to the middle of the left and right sides of the dustproof box (1); characterized in that a sleeve connection ring (13) is arranged at the outer side of the proximal end of the plug-in communication pipe (5), a connection moving strip (12) is arranged at the upper side of the sleeve connection ring (13), a connection rotating threaded column (11) is arranged at the upper end of the connection moving strip (12), a dialing adjusting knob (10) is arranged at the middle of the connection rotating threaded column (11), dialing the dialing adjusting knob (10) can make the connection rotating threaded column (11) rotate, the connection rotating threaded column (11) rotates because of the threaded connection with the connection moving strip (12), the threads of the inner sides of the two connection moving strips (12) are opposite, so the connection moving strips (12) move towards or in the opposite direction, which can drive and adjust the distance between the two plug-in communication pipes (5).

2. The dust protection device of a multi-component laser on-line gas analyzer according to claim 1, characterized in that: a through hole is arranged at the inner side of the sleeve connection ring (13), the diameter of the through hole is equal to the outer diameter of the plug-in communication pipe (5), and a threaded hole is arranged at the bottom of the sleeve connection ring (13).

3. A dust protection device for a multi-component laser on-line gas analyzer according to claim 2, characterized in that: an extrusion threaded rod (14) is arranged at the middle of the threaded hole of the sleeve connection ring (13), the extrusion threaded rod (14) is combined by a knob and a threaded column.

4. The dust protection device of a multi-component laser on-line gas analyzer according to claim 3, characterized in that: a rubber extrusion piece (15) is arranged at the upper side of the extrusion threaded rod (14), and the rubber extrusion piece (15) is connected to the extrusion threaded rod (14) through a rotating shaft.

5. The dust protection device of a multi-component laser on-line gas analyzer according to claim 1, characterized in that: the dialing adjusting knob (10) and the connection rotating threaded column (11) are welded, and the outer side of the dialing adjusting knob (10) is provided with a thread.

6. The dust protection device of a multi-component laser on-line gas analyzer according to claim 1, characterized in that: a connection mounting flange (6) is arranged at the side of the plug-in communication pipe (5), and the connection mounting flange (6) and the plug-in communication pipe (5) are in an integral structure.

7. The dust protection device of a multi-component laser on-line gas analyzer according to claim 1, characterized in that: a gas analyzer laser emission structure (7) is arranged at the side of the connection mounting flange (6) on the left outer side, and a display screen is arranged at the upper side of the gas analyzer laser emission structure (7).

8. A dust protection device for a multi-component laser on-line gas analyzer according to claim 7, characterized in that: a gas analyzer laser receiving structure (8) is arranged at the side of the connection mounting flange (6) on the right outer side, the gas analyzer laser receiving structure (8) is electrically connected to the gas analyzer laser emission structure (7) through a connecting line, and an external power supply line (9) is arranged at the bottom of the gas analyzer laser receiving structure (8).

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