Portable waste gas monitor

Abstract

The utility model relates to the technical field of waste gas monitoring, and discloses a portable waste gas monitor which comprises a monitoring box, the top of the monitoring box is communicated with a gas inlet pipe, the bottom of the gas inlet pipe is communicated with a plurality of chromatographic separation columns, the bottoms of the plurality of chromatographic separation columns are communicated with a detector, and the detector is communicated with a gas outlet pipe. The device comprises a monitoring box, the upper end and the lower end of the right side of the monitoring box are fixedly connected with fixing seats, a hand strap is fixedly connected between every two adjacent fixing seats, a sliding rail is fixedly connected between every two adjacent hand straps, the right side of each sliding rail is slidably connected with a sliding block, and the right side of each sliding block is fixedly connected with a connecting plate. Waste gas enters the monitoring box through the gas inlet pipe, mixed gas is preliminarily separated through the chromatographic separation column, the detector analyzes the mixed gas, gas components are obtained, the portable belt between the adjacent fixing seats is convenient to carry, the connecting plate is pulled, the sliding block slides along the sliding rail, an operator lifts the box easily, and therefore carrying is convenient, and the monitor is prevented from being damaged.

Description

TECHNICAL FIELD

[0001] The utility model relates to waste gas monitoring technical field especially, relate to a portable waste gas monitor. BACKGROUND

[0002] At present, there are many kinds of waste gas monitors on the market, which are widely used in various environmental pollution monitoring projects. The traditional waste gas monitoring equipment is generally large in size and heavy in design, which is difficult to meet the demand of miniaturization, convenience and high efficiency in modern environment.

[0003] In order to deal with the limitations of fixed installation method, one of the traditional methods is to arrange multiple sensor nodes at the same place to expand the coverage area; another common method is to use unmanned aerial vehicle to carry small monitoring device for aerial patrol sampling. However, these two methods have their own disadvantages - the former is high in cost and inconvenient to maintain, and the latter is limited by flight time and weather conditions, and neither of them can fundamentally overcome the problem of single monitoring point.

[0004] After searching, the patent announcement number of China is: CN221745973U, the utility model belongs to waste gas monitoring technical field, specifically relates to a VOC waste gas on-line monitor, this VOC waste gas on-line monitor includes portable box body: the side of portable box body is installed heat dissipation fan, the top of portable box body is installed limit rod, the top of limit rod is installed handle, the top inboard of portable box body is installed gas collector, the front of portable box body is installed closed door, the front of closed door is installed fixed knob, the front of closed door is installed handle on the side close to fixed knob, the bottom of portable box body is installed universal wheel, the convex surface on the inboard of portable box body is equipped with fixed hole, the inboard of portable box body is installed pad, the surface of pad is installed air pump, so that the monitoring instrument is more convenient to carry, can more times of monitoring sampling is carried out to factory boundary, improves the precision of monitoring data, but in actual use, because the handle under the monitoring instrument needs to be pulled to rotate, but when encountering the uneven terrain, the monitoring instrument will collide with the ground, resulting in damage to the monitoring instrument. UTILITY MODEL CONTENTS

[0005] In order to make up for the above shortcomings, the utility model provides a portable waste gas monitor, which aims at improving the problem that the handle under the monitoring instrument needs to be pulled to rotate, but when encountering the uneven terrain, the monitoring instrument will collide with the ground, resulting in damage to the monitoring instrument in the prior art.

[0006] In order to achieve the above object, the utility model discloses the following technical scheme: A portable waste gas monitor, including the monitoring box, the top of monitoring box is connected with the air inlet pipe, the bottom of air inlet pipe is connected with a plurality of chromatographic separation column, the bottom of a plurality of chromatographic separation column is connected with detector, the right side upper and lower end of monitoring box is all fixedly connected with fixed seat, two fixed seat's adjacent between all are fixedly connected with portable belt, two portable belt's adjacent between all are fixedly connected with slide rail, the right side sliding connection of slide rail has sliding block, the right side of two sliding block all is fixedly connected with connecting plate, the inside rear side right -hand member of monitoring box is provided with heat dissipation mechanism.

[0007] Through the above technical scheme: waste gas enters the monitoring box through the air inlet pipe, the chromatographic separation column preliminary separation mixed gas, detector is accurate analysis through professional technology, obtains gas component details, and the right side upper and lower end fixed seat of monitoring box is supported, and the adjacent portable belt is convenient to carry, and the connecting plate is pulled during carrying, and the sliding block slides along the slide rail, and the operator is assisted to lift the box easily, so as to realize the convenient carrying and protection monitor damage.

[0008] As further description of the above technical scheme:

[0009] The heat dissipation mechanism includes power, and the rear side of the power is fixedly connected to the inside rear side right -hand member of the monitoring box, and the left side of the power is communicated with two electric wires, and the left side of the two electric wires is communicated with a fan, and a plurality of ventilation openings are formed in the left side of the monitoring box, and a plurality of heat dissipation fins are fixedly connected to the top of the monitoring box.

[0010] Through the above technical scheme: the power is connected, and the electric energy is transmitted to the fan through two electric wires, and the fan operates immediately, and the airflow is generated in the monitoring box, and the ventilation opening ensures the air circulation, and the fan operates to generate suction, and the external cold air flows in, and the heat is absorbed to become hot air, and then the hot air is discharged under the assistance of the fan, and the heat dissipation fins on the top have a large air contact area, and when the hot air flows, the heat is rapidly dissipated, so that the equipment failure and the detection result deviation caused by overheating are avoided.

[0011] As further description of the above technical scheme:

[0012] The inside front and rear sides of the fixed seat are screw connected with screws, and the right side of the connecting plate is fixedly connected with a protective sleeve.

[0013] Through the above technical scheme: the right side of the detection box is provided with the fixed seat, and the screws on the left front and rear sides of the inside of the fixed seat are fixed to the right side of the detection box, and when the detection box is lifted, the protective sleeve on the right side of the connecting plate protects the palm.

[0014] As further description of the above technical scheme:

[0015] The front and rear sides of the two fixing bases are fixedly connected with caps, and the caps are round and smooth.

[0016] Through the above technical scheme: the front and rear sides of the fixing base, and the round and smooth caps prevent the rotating rod inside the fixing base from falling off.

[0017] As a further description of the above technical scheme:

[0018] The front side of the monitoring box is fixedly connected with a display screen in the middle, and the front side of the monitoring box is fixedly connected with a plurality of buttons at the bottom.

[0019] Through the above technical scheme: the display screen in the middle of the front side of the detection box presents the waste gas detection details in real time, and the plurality of buttons at the bottom facilitate the accurate control of the detector by the operator.

[0020] As a further description of the above technical scheme:

[0021] The bottom of the monitoring box is fixedly connected with support columns at four corners, and the bottom of the plurality of support columns is fixedly connected with anti-skid sleeves.

[0022] Through the above technical scheme: the support columns are fixed at the four corners of the bottom of the detection box, and the anti-skid sleeves at the bottom provide friction when the device is started, preventing displacement of the device.

[0023] As a further description of the above technical scheme:

[0024] The right side of the inside of the monitoring box is fixedly connected with a lamp holder, and the left side of the lamp holder is fixedly connected with an illuminating lamp.

[0025] Through the above technical scheme: the bright illuminating lamp is fixed on the lamp holder on the right side of the inside of the detection box, and after being turned on, the brightness of the internal working area is improved.

[0026] As a further description of the above technical scheme:

[0027] The bottoms of the plurality of chromatographic separation columns are equally connected to the top of the detector, and the left sides of the two sliders are equally and slidingly connected to the right side of the slide rail at the upper and lower ends.

[0028] Through the above technical scheme: the plurality of chromatographic separation columns are accurately and equally connected to the top of the detector, ensuring orderly transmission of the gas, and the slider and the slide rail cooperate to smoothly slide.

[0029] The utility model has the following beneficial effects:

[0030] 1. The utility model discloses a waste gas monitoring appearance, waste gas is through the air inlet pipe into the monitoring box, chromatographic separation column preliminary separation mixed gas, detector is through professional technology accurate analysis, obtains gas component details, in the monitoring box right side upper and lower end fixed seat support, adjacent interval hand -held belt is convenient for hand -held, when carrying, pull the connecting plate, the sliding block slides along the slide rail, and the operator is helped to lift the case easily, thereby realize convenient carrying and protection monitoring appearance damage.

[0031] 2. The utility model discloses a power connection, and electric energy is transmitted to the fan through two wires, the fan operates, and airflow is made in the monitoring box, and the air vent guarantees air circulation, and the fan operation produces suction, and the external cold air thus surges, and after absorbing heat and becoming hot air, under the fan power, the hot air is accelerated and discharged, the heat dissipation fin of top and the air contact area are big, when the hot air flows, heat is rapidly radiated, thereby realize the equipment failure and detection result deviation caused by overheating are avoided. DRAWINGS

[0032] Figure 1 It is a perspective view of the portable waste gas monitoring appearance that the utility model proposes;

[0033] Figure 2 It is the left view of the portable waste gas monitoring appearance that the utility model proposes;

[0034] Figure 3 It is the structure schematic view of the detector of the portable waste gas monitoring appearance that the utility model proposes;

[0035] Figure 4 It is the structure schematic view of the slide rail of the portable waste gas monitoring appearance that the utility model proposes;

[0036] Figure 5 It is the structure schematic view of the power supply of the portable waste gas monitoring appearance that the utility model proposes.

[0037] Legend:

[0038] 1, monitoring box;2, heat dissipation mechanism;201, power supply;202, wire;203, fan;204, air vent;205, heat dissipation fin;3, air inlet pipe;4, chromatographic separation column;5, detector;6, fixed seat;7, hand -held belt;8, slide rail;9, sliding block;10, connecting plate;11, screw;12, protective sleeve;13, cap;14, display screen;15, button;16, support column;17, antiskid sleeve;18, lamp holder;19, illuminating lamp. DETAILED DESCRIPTION

[0039] With reference to the accompanying drawings, the technical solutions in the embodiments of the present application will be clearly and completely described below, obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by the ordinary skilled in the art without creative labor are within the protection scope of the present application.

[0040] With reference to Figure 1 , Figure 3 and Figure 4 , the present application provides an embodiment: a portable waste gas monitor, comprising a monitoring box 1, the top of the monitoring box 1 is communicated with an air inlet pipe 3, the waste gas enters the inside of the monitoring box 1 from the air inlet pipe 3, the bottom of the air inlet pipe 3 is communicated with a plurality of chromatographic separation columns 4, the bottom of the plurality of chromatographic separation columns 4 is communicated with a detector 5, the waste gas enters the chromatographic separation column 4 from the air inlet pipe 3, the detector 5 detects the waste gas, the upper and lower ends of the right side of the monitoring box 1 are both fixedly connected with a fixing seat 6, the adjacent between the two fixing seats 6 is both fixedly connected with a hand carrying belt 7, the adjacent between the two hand carrying belts 7 is both fixedly connected with a sliding rail 8, the right side of the sliding rail 8 is slidably connected with a sliding block 9, the right side of the two sliding blocks 9 is both fixedly connected with a connecting plate 10, the connecting plate 10 is pulled, so that the sliding block 9 moves up and down on the sliding rail 8, so that the monitoring box 1 can be carried, the inside rear right end of the monitoring box 1 is provided with a heat dissipation mechanism 2, which is used for heat dissipation of internal parts;

[0041] Specifically, the waste gas enters the inside of the monitoring box 1 from the air inlet pipe 3, the plurality of chromatographic separation columns 4 communicated at the bottom of the air inlet pipe 3 can preliminarily separate the waste gas, the separated gas flows to the detector 5 at the bottom, the detector 5 accurately detects the composition of the waste gas, the fixing seat 6 is fixed at the upper and lower ends of the right side of the monitoring box 1, the hand carrying belt 7 fixed between the adjacent fixing seats 6 is convenient to carry, the sliding block 9 slidably connected on the sliding rail 8 added between the hand carrying belts 7 is fixed with the connecting plate 10, when the monitoring box 1 needs to be carried, the connecting plate 10 is only pulled, the sliding block 9 will smoothly slide along the sliding rail 8, the operator can easily carry the monitoring box 1, so that it is convenient and labor-saving.

[0042] With reference to Figure 5 , the heat dissipation mechanism 2 comprises a power supply 201, the rear side of the power supply 201 is fixedly connected to the inside rear right end of the monitoring box 1, the left side of the power supply 201 is communicated with two electric wires 202, the left side of the two electric wires 202 is communicated with a fan 203, the power supply 201 makes the fan 203 rotate through the electric wires 202, a plurality of ventilation openings 204 are formed on the left side of the monitoring box 1, which is used for ventilation and heat dissipation, a plurality of heat dissipation fins 205 are fixedly connected to the top of the monitoring box 1, which increases the heat dissipation of the monitoring box 1;

[0043] Specifically, the power supply 201 is fixed at the right end of the inner back side of the monitoring box 1, and two wires 202 are led out from the left side of the power supply 201 to transmit electric energy to the fan 203. When the power supply 201 is turned on, the fan 203 starts to rotate at high speed. A plurality of ventilation openings 204 are formed on the left side of the monitoring box 1. When the fan 203 is running, external cold air flows in through the ventilation openings 204, and hot air is discharged to form an effective ventilation and heat dissipation channel. A plurality of heat dissipation fins 205 are fixed on the top of the monitoring box 1 to further increase the heat dissipation area and ensure stable operation of the monitoring box 1.

[0044] With reference to Figure 1 and Figure 2 , the inside of the fixed seat 6 is threadedly connected with screws 11 on the front and back left sides to fix the fixed seat 6 on the right side of the monitoring box 1. The right side of the connecting plate 10 is fixedly connected with a protective sleeve 12 to protect the palm when picking up. The front and back sides of the two fixed seats 6 are fixedly connected with caps 13, which are all designed to be smooth to prevent the rotating rods inside the fixed seats 6 from falling. The front side of the monitoring box 1 is fixedly connected with a display screen 14 for displaying information of detected exhaust gas. The front side of the monitoring box 1 is fixedly connected with a plurality of buttons 15 at the bottom for controlling the detector 5.

[0045] Specifically, the fixed seat 6 is installed on the right side of the monitoring box 1, and the screws 11 inside the fixed seat 6 are fixed on the right side of the monitoring box 1. When picking up the monitoring box 1, the protective sleeve 12 on the right side of the connecting plate 10 protects the palm to avoid bruising. The front and back sides of the fixed seat 6 are designed with caps 13 to prevent the rotating rods inside the fixed seat 6 from falling. The display screen 14 on the front side of the monitoring box 1 presents real-time details of exhaust gas detection, and the plurality of buttons 15 at the bottom facilitate the accurate control of the detector 5 by the operator.

[0046] With reference to Figure 1 and Figure 2 , the bottom of the monitoring box 1 is fixedly connected with support columns 16 at the four corners. The bottoms of the plurality of support columns 16 are fixedly connected with anti-skid sleeves 17 to prevent the device from moving when starting. The inside of the monitoring box 1 is fixedly connected with a lamp holder 18 on the right side. The left side of the lamp holder 18 is fixedly connected with a lighting lamp 19 to increase the brightness of the internal working area. The bottoms of the plurality of chromatographic separation columns 4 are equally connected to the top of the detector 5. The left sides of the two sliding blocks 9 are equally and slidingly connected to the right side of the slide rail 8 at the upper and lower ends.

[0047] Specifically, the support columns 16 are fixed at the four corners of the bottom of the monitoring box 1, and the anti-skid sleeves 17 at the bottoms of the support columns 16 provide friction when the device starts to prevent displacement risk and ensure stable operation. The inside of the monitoring box 1 is fixedly connected with the bright lighting lamp 19 on the lamp holder 18, which improves the brightness of the internal working area after being turned on. The plurality of chromatographic separation columns 4 are accurately and equally connected to the top of the detector 5 to ensure orderly transmission of the gas. The sliding block 9 and the slide rail 8 are closely matched and slide smoothly and freely.

[0048] Working principle: the exhaust gas is introduced into the monitoring box 1 through the air inlet pipe 3, the plurality of chromatographic separation columns 4 connected below the air inlet pipe 3 utilize the difference in distribution coefficient between the stationary phase and the mobile phase of different substances to preliminarily separate the mixed components in the exhaust gas, so that each component flows out in a certain order, the preliminarily separated gas flows to the detector 5 located at the bottom of the chromatographic separation column 4, the detector 5 uses professional detection technology to identify and analyze the characteristics and content of each gas component, obtains the component data of the exhaust gas, the fixed seat 6 fixed on the upper and lower ends of the right side of the monitoring box 1 serves as a support structure, the hand-held belt 7 fixed between adjacent fixed seats 6 provides a direct hand-held position for the operator, and the slide rail 8, the sliding block 9 and the connecting plate 10 additionally arranged between the hand-held belts 7, when the carrying demand arises, the operator pulls the connecting plate 10, so that the sliding block 9 can stably slide along the slide rail 8, changes the lifting force point, and the operator can easily lift the monitoring box 1, so that convenient carrying is realized.

[0049] Moreover, when the device is started, the power supply 201 is turned on, the two wires 202 connected to the left side of the power supply 201 stably transmit electric energy to the fan 203, the fan 203 obtains electric energy and operates to create an air current in the monitoring box 1 to cool the internal structure, and the plurality of air vents 204 opened on the left side of the monitoring box 1 give the air flow, the suction force generated by the operation of the fan 203 causes the external cold air to flow into the air vents 204, the cold air flows in the box body, absorbs heat and becomes hot air, and is accelerated to flow out of the air vents 204 under the pushing of the fan 203, the plurality of heat dissipation fins 205 fixed on the top of the monitoring box 1 have a larger contact area with the surrounding air, when the hot air flows through the heat dissipation fins 205, the heat can be quickly dissipated into the air, so that the internal temperature of the monitoring box 1 is kept appropriate, and the device failure or detection result deviation caused by overheating is avoided.

[0050] Finally, it should be noted that: the above only describes the preferred embodiments of the present application and is not intended to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for some technical features, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A portable exhaust gas monitor, comprising a monitoring box (1), characterized in that: The top of the monitoring box (1) is connected to an air inlet pipe (3), the bottom of the air inlet pipe (3) is connected to multiple chromatographic separation columns (4), the bottom of the multiple chromatographic separation columns (4) is connected to a detector (5), the upper and lower right sides of the monitoring box (1) are fixedly connected to a fixed seat (6), the two fixed seats (6) are fixedly connected to each other with a carrying strap (7), the two carrying straps (7) are fixedly connected to each other with a slide rail (8), the right side of the slide rail (8) is slidably connected to a slider (9), the right side of the two sliders (9) is fixedly connected to a connecting plate (10), and the rear right side of the monitoring box (1) is provided with a heat dissipation mechanism (2).

2. The portable exhaust gas monitor according to claim 1, characterized in that: The heat dissipation mechanism (2) includes a power supply (201). The rear side of the power supply (201) is fixedly connected to the rear right end of the monitoring box (1). Two wires (202) are connected to the left side of the power supply (201). A fan (203) is connected to the left side of the two wires (202). Multiple ventilation openings (204) are provided on the left side of the monitoring box (1). Multiple heat dissipation fins (205) are fixedly connected to the top of the monitoring box (1).

3. The portable exhaust gas monitor according to claim 1, characterized in that: The fixing base (6) has screws (11) threaded on the front and rear sides of the left side, and a protective sleeve (12) is fixedly connected to the right side of the connecting plate (10).

4. A portable exhaust gas monitor according to claim 1, characterized in that: Both of the two fixing seats (6) are fixedly connected to the front and rear sides with caps (13), and all of the caps (13) are rounded.

5. A portable exhaust gas monitor according to claim 1, characterized in that: A display screen (14) is fixedly connected to the middle of the front side of the monitoring box (1), and multiple buttons (15) are fixedly connected to the bottom of the front side of the monitoring box (1).

6. A portable exhaust gas monitor according to claim 1, characterized in that: The monitoring box (1) has four fixed support columns (16) at the bottom corners, and the bottom of each of the support columns (16) is fixedly connected with an anti-slip sleeve (17).

7. A portable exhaust gas monitor according to claim 1, characterized in that: A lamp holder (18) is fixedly connected to the right side of the inside of the monitoring box (1), and a lighting lamp (19) is fixedly connected to the left side of the lamp holder (18).

8. A portable exhaust gas monitor according to claim 1, characterized in that: The bottoms of the multiple chromatographic separation columns (4) are equidistantly connected to the top of the detector (5), and the left sides of the two sliders (9) are equidistantly connected to the upper and lower ends of the right side of the slide rail (8).

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