Automatic moving device for sampling gun

Abstract

The utility model discloses an automatic moving device for a sampling gun, which belongs to the technical field of flue gas sampling and comprises a bottom support leg, a support rod is connected onto the bottom support leg, a driving ring and a sampling gun support frame are fixedly connected onto the support rod, and the driving ring and the sampling gun support frame jointly support the sampling gun so as to carry out multi-point bearing on the sampling gun. A driving wheel is arranged on the driving ring, the driving wheel abuts against a gun barrel of the sampling gun, and the driving wheel rotates to drive the sampling gun to move. According to the utility model, the problems that manual sampling personnel consume too much physical strength and easily inhale pollutant particles are solved, the potential safety hazard of sampling work is reduced, the sampling gun is driven by the driving wheel to sample, the sampling accuracy is ensured, the sampling cost is reduced, the sampling is more accurate and reliable, and the data is more real and accurate.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of flue gas sampling technology, especially relates to a sampling gun automatic moving device. BACKGROUND

[0002] At present, the sampling of particulate matters in the exhaust of fixed pollution sources such as flue, chimney and exhaust pipe needs to insert the sampling gun into the flue from the sampling hole, so that the sampling nozzle is placed on the measuring point and directly faces the airflow, according to the equal speed sampling principle of particulate matters, that is, the suction speed of the sampling nozzle is equal to the airflow speed at the measuring point, a certain amount of dust-containing gas is extracted, and the particulate matter concentration in the exhaust is calculated according to the amount of particulate matters captured on the sampling tube filter cartridge and the amount of gas extracted at the same time.

[0003] The existing sampling method is mobile sampling, which requires the sampling personnel to mark the positions of various sampling points on the sampling tube according to the size and position of the flue, insert the sampling head into the flue to start sampling at the first sampling point, immediately move the sampling head to the second sampling point after one point is finished, and sequentially sample at each point. However, the sampling platform environment is relatively harsh, the physical consumption of the sampling personnel is too large, and the personnel are easy to inhale pollutant particles.

[0004] Therefore, it is urgent to design a sampling gun automatic moving device to solve the above-mentioned problems of excessive physical consumption of the sampling personnel and easy inhalation of pollutant particles. INVENTION CONTENTS

[0005] In order to solve the technical problems of excessive physical consumption of the sampling personnel and easy inhalation of pollutant particles mentioned in the background art, a sampling gun automatic moving device is provided to solve the above-mentioned problems.

[0006] In order to achieve the above-mentioned purpose, the specific technical scheme of the sampling gun automatic moving device of the utility model is as follows:

[0007] A sampling gun automatic moving device, comprising a bottom support leg, a support rod connected to the bottom support leg, a driving ring and a sampling gun support frame fixedly connected to the support rod, the driving ring and the sampling gun support frame supporting the sampling gun together to support the sampling gun at multiple points, a driving wheel provided on the driving ring, the driving wheel abutting against the gun barrel of the sampling gun, and the driving wheel rotating to drive the sampling gun to move.

[0008] Further, the driving wheel is provided in two or more, and the plurality of driving wheels are evenly distributed circumferentially on the driving ring, so that the plurality of driving wheels clamp and abut against the gun barrel of the sampling gun.

[0009] Further, a micro stepping motor is connected to each driving wheel to control the rotation angle of the driving wheel through the micro stepping motor.

[0010] Further, the micro stepping motor is connected with an external controller through a cable, and the external controller controls the multiple micro stepping motors to rotate synchronously.

[0011] Further, the driving ring comprises an upper ring and a lower ring, and the upper ring and the lower ring are spliced to form the driving ring.

[0012] Further, the upper ring is provided with an upper connecting piece, the upper connecting piece is provided with a first through hole, the lower ring is provided with a lower connecting piece, the lower connecting piece is provided with a second through hole, and the bolt is screwed with the nut in sequence through the first through hole and the second through hole, so that the upper ring and the lower ring are spliced to form the driving ring.

[0013] Further, the support rod comprises a front end rod, the driving ring is fixedly connected to the front end rod, the rear end rod is connected to the front end rod in the axial direction, and the sampling gun support frame is fixedly connected to the rear end rod.

[0014] Further, the driving ring is located at one end of the front end rod away from the rear end rod.

[0015] The sampling gun automatic moving device has the following advantages: the sampling gun automatic moving device solves the problems of excessive physical consumption of manual sampling personnel and easy inhalation of pollutant particles, reduces the safety hazards of sampling work, ensures the accuracy of sampling by driving the sampling gun to sample through the driving wheel, reduces the sampling cost, makes sampling more accurate and reliable, and makes data more real and accurate. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 The sampling gun automatic moving device is a structural schematic view of the utility model;

[0017] Figure 2 The driving ring is a structural schematic view of the utility model;

[0018] Figure 3 The support rod is a structural schematic view of the utility model.

[0019] Marking in the drawing: 1, bottom support leg; 2, support rod; 201, front end rod; 202, rear end rod; 3, driving ring; 301, driving wheel; 302, micro stepping motor; 4, sampling gun support frame; 5, sampling gun; 501, gun rod; 6, controller; 100, upper ring; 1001, upper connecting piece; 200, lower ring; 2001, lower connecting piece; 300, bolt; 400, nut. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model below. Obviously, the described embodiments are part of the embodiments of the utility model, rather than 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.

[0021] The person skilled in the art can understand that, although some embodiments herein include certain features included in other embodiments rather than other features, the combination of features of different embodiments means to be within the scope of the utility model and form different embodiments. For example, in the claims, any one of the claimed embodiments can be used in any combination.

[0022] The technical scheme of the utility model will be described below with reference to the accompanying drawings. Figure 1 to the accompanying drawings Figure 3 The sampling gun automatic moving device of the utility model is described.

[0023] For the existing sampling platform with relatively poor environment, not only the physical consumption of the sampling personnel is too large, but also the personnel is easy to inhale the pollutant particles, and the personnel is easy to shake when manually moving the sampling gun 5, so that the sampling nozzle cannot be directly opposite to the airflow, deviation is generated, and the sampling precision is affected.

[0024] Therefore, the utility model provides a kind of sampling gun 5 automatic moving device, as Figure 1 And Figure 2 As shown, it includes bottom support leg 1, support rod 2 is connected on bottom support leg 1, driving ring 3 and sampling gun support frame 4 are fixedly connected on support rod 2, driving ring 3 and sampling gun support frame 4 support sampling gun 5 in common, to carry out multi-point support to sampling gun 5, make sampling gun 5 stable support on bracket, driving wheel 301 is equipped on driving ring 3, driving wheel 301 is tightly contacted with gun barrel 501 of sampling gun 5, driving wheel 301 rotates, to drive sampling gun 5 to move. Specifically, driving ring 3 is directly opposite sampling hole, after sampling gun 5 is inserted into sampling hole, driving wheel 301 on driving ring 3 rotates, sampling gun 5 is subjected to the friction force of driving wheel 301 forward, to make sampling gun 5 move to sampling hole and carry out the sampling of particulate matter.

[0025] As preferred, driving wheel 301 is provided more than or equal to two, and multiple driving wheels 301 are evenly distributed on driving ring 3 in circumferential direction, to make multiple driving wheels 301 clamp and tightly contact gun barrel 501 of sampling gun 5. Optionally, as shown in Figure 2 Three driving wheels 301 are evenly distributed in circumferential direction, and each driving wheel 301 clamps and tightly contacts gun barrel 501 of sampling gun 5, to make driving wheel 301 provide more stable and reliable driving friction force to sampling gun 5.

[0026] As preferred, the driving wheel 301 is provided with protrusions or patterns to further increase the friction between the driving wheel 301 and the gun rod 501 of the sampling gun 5, so as to further ensure that the driving wheel 301 can stably drive the sampling gun 5 to move.

[0027] As preferred, each driving wheel 301 is connected with a micro stepping motor 302 to control the rotation angle of the driving wheel 301 through the micro stepping motor 302. Specifically, the rotation angle of the driving wheel 301 is controlled, so as to control the moving distance of the sampling gun 5.

[0028] As preferred, the micro stepping motor 302 is connected with an external controller 6 through a cable, and the external controller 6 controls the synchronous rotation of the plurality of micro stepping motors 302 to ensure that the rotation angle of each micro stepping motor 302 is the same, so as to accurately control the moving distance of the sampling gun 5. The connection of the micro stepping motor 302 with the external controller 6 through the cable is also convenient for the staff to assemble, disassemble and carry.

[0029] As preferred, the external controller 6 is provided with a power supply, and the micro stepping motor 302 receives a synchronous signal through the cable and is connected with the power supply through the cable.

[0030] As preferred, the driving ring 3 includes an upper ring 100 and a lower ring 200, and the upper ring 100 and the lower ring 200 can be spliced to form the driving ring 3, so as to facilitate the sampling gun 5 to be placed in the driving ring 3.

[0031] As preferred, the upper ring 100 is provided with an upper connecting piece 1001, the upper connecting piece 1001 is provided with a first through hole (not shown in the figure), the lower ring 200 is provided with a lower connecting piece 2001, the lower connecting piece 2001 is provided with a second through hole (not shown in the figure), and the bolt 300 is screwed with the nut 400 through the first through hole and the second through hole in sequence, so as to splice the upper ring 100 and the lower ring 200 to form the driving ring 3.

[0032] As shown in Figure 3 The support rod 2 includes a front end rod 201, the driving ring 3 is fixedly connected to the front end rod 201, the rear end rod 202 is connected to the front end rod 201 in the axial direction, the sampling gun support frame 4 is fixedly connected to the rear end rod 202, and the rear end rod 202 is slidable relative to the front end rod 201 to adjust the length of the support rod 2. The support rod 2 is arranged in a telescopic form, so as to facilitate the staff to assemble, disassemble and carry.

[0033] As preferred, the driving ring 3 is located at one end of the front end rod 201 away from the rear end rod 202, so as to ensure that the sampling gun 5 can be as far as possible into the sampling hole, and improve the moving distance of the sampling gun 5.

[0034] The utility model discloses a working principle: first, the support pole 2 is adjusted to the suitable length, is connected with bottom support leg 1, then the upper ring 100 of drive ring 3 is taken apart, and the sampling gun 5 is put into the lower ring 200 of drive ring 3 and sampling gun support frame 4, and then the upper ring 100 of drive ring 3 is installed on the lower ring 200, and the micro -step motor 302 is connected with external controller 6 through the cable, and after the time of sampling of each sampling point and the length of the extension of sampling gun 5 are inputted on controller 6 in proper order, personnel can leave, and controller 6 controls sampling gun 5 to stay sampling from the first sampling point, after the first sampling point is finished, immediately moves the gun head of sampling gun 5 to the second sampling point and stays sampling, and in proper order, sequentially samples at each point, until sampling is completed, and personnel collect data.

[0035] The utility model solves the problem that manual sampling personnel's physical consumption is too big, and easily inhale the pollutant particle, reduces the security hidden danger of sampling work, guarantees the accuracy of sampling through drive wheel 301 drive sampling gun 5 and samples, reduces the cost of sampling, makes sampling more accurate and reliable, and data is more real and accurate.

[0036] Obviously, the above embodiment of the utility model is only for clear illustration of the utility model, and is not the limitation of the embodiment of the utility model. For ordinary skilled person in the art, on the basis of the above-mentioned explanation, other different forms of change or variation can be made. Here, it is unnecessary and impossible to exhaust all the embodiments. Any modification, equivalent replacement and improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model claims.

Claims

1. An automatic moving device for a sampling gun, characterized in that, It includes a bottom support leg, on which a support rod is connected. A drive ring and a sampling gun support frame are fixedly connected to the support rod. The drive ring and the sampling gun support frame together support the sampling gun to provide multi-point support for the sampling gun. The drive ring is equipped with a drive wheel, which abuts against the gun barrel of the sampling gun. The drive wheel rotates to drive the sampling gun to move.

2. The automatic moving device for the sampling gun according to claim 1, characterized in that, Two or more drive wheels are set, and the multiple drive wheels are evenly distributed circumferentially on the drive ring so that the multiple drive wheels clamp and hold the gun barrel of the sampling gun tightly.

3. The automatic moving device for the sampling gun according to claim 2, characterized in that, Each drive wheel is connected to a miniature stepper motor, which controls the rotation angle of the drive wheel.

4. The automatic moving device for the sampling gun according to claim 3, characterized in that, The miniature stepper motors are connected to an external controller via cables, and the external controller controls multiple miniature stepper motors to rotate synchronously.

5. The automatic moving device for the sampling gun according to claim 1, characterized in that, The drive ring consists of an upper ring and a lower ring, which can be joined together to form the drive ring.

6. The automatic moving device for the sampling gun according to claim 5, characterized in that, The upper ring is provided with an upper connecting piece, which has a first through hole. The lower ring is provided with a lower connecting piece, which has a second through hole. Bolts pass through the first through hole and the second through hole in sequence and are screwed into the nut so that the upper ring and the lower ring are spliced ​​together to form a drive ring.

7. The automatic moving device for the sampling gun according to claim 1, characterized in that, The support rod includes a front rod with a drive ring fixedly connected to it. A rear rod is connected to the front rod in the axial direction. A sampling gun support frame is fixedly connected to the rear rod. The rear rod can slide relative to the front rod to adjust the length of the support rod.

8. The automatic moving device for the sampling gun according to claim 7, characterized in that, The drive ring is located on the front rod at the end furthest from the rear rod.

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