CN219777239U - Pipeline gas sampling detection device - Google Patents

Abstract

The utility model relates to the technical field of sampling detection devices and discloses a pipeline gas sampling detection device which comprises a casing, wherein two reciprocating screw rods connected together are rotatably connected to the inner wall of the casing through a bearing, a motor is fixedly connected to one end of the outer side of the casing, one end output end of the motor penetrates through the outer wall of the casing and is fixedly connected with the reciprocating screw rods, two reciprocating screw rod walls are respectively sheathed with a movable sliding block through threads, a fixed rod is fixedly connected to the inner wall of the casing, sliding holes in sliding sleeve joint with the fixed rods are formed in the side walls of the movable sliding blocks, lifting rods are rotatably connected to the front side and the rear side of the movable sliding blocks through rotating shafts, and the upper ends of the four lifting rods are rotatably connected with the same lifting base through rotating shafts. The utility model can quickly adjust the device when facing pipelines with different heights, sample and detect the pipelines, greatly improve the working efficiency of staff, and has the advantages of simple and convenient operation, time and labor saving and improved applicability of the device.

Description

Pipeline gas sampling detection device

Technical Field

The utility model belongs to the technical field of sampling detection devices, and particularly relates to a pipeline gas sampling detection device.

Background

A gas sampling probe is an instrument that detects the concentration of a gas. The instrument is suitable for dangerous places with combustible or toxic gas, and can continuously detect the content of the detected gas in the air within the explosion lower limit for a long time. Can be widely applied to various industries of fuel gas, petrochemical industry, metallurgy, steel, coking, electric power and the like with combustible or toxic gases.

In industrial application, gas sampling detection is always a difficult problem, a gas detector is generally arranged in a pipeline in the traditional application, the structure of the detector is complex, the sensor is single, and for the detection requirements of various gases, the gas detectors matched with pipelines of different types are required to be customized, so that the product cost is high. Meanwhile, the mode is inconvenient in later maintenance, the pipeline needs to be disassembled, the maintenance cost is high, and the main pipeline needs to be cut off, so that the system operation is interrupted, and the normal industrial production is influenced. In addition, the pipeline is provided with holes, when the heights of pipelines to be sampled are different, the height of the device cannot be adjusted, sampling detection cannot be carried out on pipelines with different heights, and the working efficiency is reduced.

Disclosure of Invention

The utility model aims to solve the problems and provides a pipeline gas sampling detection device.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a pipeline gas sampling detection device, includes the cover shell, the inner wall of cover shell is connected with two reciprocating screw rods that link together through the bearing rotation, the outside one end fixedly connected with motor of cover shell, the one end output of motor runs through the outer wall and the reciprocating screw rod fixed connection of cover shell, two reciprocating screw rod walls have all passed through the screw thread and have cup jointed the removal slider, cover shell inner wall fixedly connected with dead lever, the slide hole that cup joints with the dead lever slip has been seted up to the lateral wall of removal slider, both sides all are connected with the lifter through the pivot rotation around the removal slider, four lifter upper ends are connected with same lifting base through the pivot rotation;

the lifting base upper end fixedly connected with protecting sheathing, protecting sheathing upper end inner wall fixedly connected with pump machine, pump machine one end air inlet end fixedly connected with intake pipe, intake pipe one end runs through protecting sheathing lateral wall and outwards stretches out, pump machine lower extreme end fixedly connected with air duct, air duct lower extreme fixedly connected with detector, detector lower extreme fixedly connected with is at protecting sheathing inner wall, detector one end fixedly connected with check valve that gives vent to anger, the one end fixedly connected with outlet duct of check valve, the one end of outlet duct runs through protecting sheathing lateral wall outwards stretches out, the one end fixedly connected with filter screen of stretching out the lateral wall of outlet duct.

Preferably, limit telescopic rods are fixedly connected with the four corners of the bottom of the lifting base and the upper end of the casing.

Preferably, universal wheels are fixedly connected to four corners of the bottom of the casing.

Preferably, the outer wall symmetry fixedly connected with a plurality of fixed barrels of cover shell, fixed plug bush has the hydraulic pressure pole in the fixed barrel, hydraulic pressure pole lower extreme fixedly connected with anti-skidding rubber slab.

Preferably, the motor is electrically connected with a power supply of the peripheral equipment.

Preferably, the joint of the air inlet pipe and the pipeline is wrapped with a layer of sealing strip.

Compared with the prior art, the utility model provides a pipeline gas sampling detection device, which has the following beneficial effects:

1. this gaseous sampling detection device of pipeline realizes the lift of gaseous sampling detection device of pipeline through setting up cover shell, motor, spacing telescopic link, reciprocating screw, lifter, dead lever, lifting foot, can be when the pipeline of different co-altitude, can be very fast adjusting device, the pipeline sampling is surveyed, very big improvement staff's work efficiency, easy and simple to handle, labour saving and time saving improves the device's suitability.

2. This pipeline gas sampling detection device realizes the sampling and the detection of gas in the pipeline through setting up protective housing, intake pipe, outlet duct, pump, air duct, filter screen, detection device, can filter it when the exhaust gas, prevents that harmful gas from getting into the atmosphere, causes the influence to staff's physical safety.

Drawings

FIG. 1 is a schematic diagram of a device for sampling and detecting a pipeline gas according to the present utility model;

fig. 2 is a schematic diagram of a portion a of a pipeline gas sampling and detecting device according to the present utility model.

In the figure: 1. a casing; 2. a reciprocating screw rod; 3. a motor; 4. moving the slide block; 5. a fixed rod; 6. a lifting rod; 7. lifting a base; 8. a protective housing; 9. a pump machine; 10. an air inlet pipe; 11. an air duct; 12. a detector; 13. a one-way valve; 14. an air outlet pipe; 15. a filter screen; 16. a limiting telescopic rod; 17. a universal wheel; 18. a fixed cylinder; 19. a hydraulic rod; 20. an anti-skid rubber plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-2, a pipeline gas sampling detection device comprises a casing 1, wherein the inner wall of the casing 1 is rotationally connected with two reciprocating screw rods 2 connected together through bearings, one end of the outer side of the casing 1 is fixedly connected with a motor 3, one end output end of the motor 3 penetrates through the outer wall of the casing 1 and is fixedly connected with the reciprocating screw rods 2, the rod walls of the two reciprocating screw rods 2 are respectively sheathed with a movable slide block 4 through threads, the inner wall of the casing 1 is fixedly connected with a fixed rod 5, the side wall of the movable slide block 4 is provided with a slide hole which is in sliding sleeve joint with the fixed rod 5, the front side and the rear side of the movable slide block 4 are rotationally connected with lifting rods 6 through rotating shafts, and the upper ends of the four lifting rods 6 are rotationally connected with the same lifting base 7 through the rotating shafts;

lifting base 7 upper end fixedly connected with protecting sheathing 8, protecting sheathing 8 upper end inner wall fixedly connected with pump machine 9, pump machine 9 one end air inlet end fixedly connected with intake pipe 10, the outer extension of protecting sheathing 8 lateral wall is run through to intake pipe 10 one end, pump machine 9 lower extreme end fixedly connected with air duct 11, air duct 11 lower extreme fixedly connected with detector 12, detector 12 lower extreme fixedly connected with is at protecting sheathing 8 inner wall, detector 12 one end air outlet end fixedly connected with check valve 13, the one end fixedly connected with outlet duct 14 of check valve 13, the one end of outlet duct 14 runs through protecting sheathing 8 lateral wall outwards extension, the one end fixedly connected with filter screen 15 of the extension lateral wall of outlet duct 14.

The equal fixedly connected with spacing telescopic link 16 of lift base 7 bottom four corners department and cover shell 1 upper end, set up like this and carry out spacingly when can going up and down the lift base, prevent not enough at lift in-process lifter holding power, lift platform takes place the slope, influences the work of device, can improve the stability of device.

The universal wheels 17 are fixedly connected to the four corners of the bottom of the casing 1, so that the device can conveniently move when the position needs to be moved, the labor force of workers is reduced, and the practicability of the device is improved.

The outer wall symmetry fixedly connected with a plurality of fixed barrels 18 of cover shell 1, fixed cartridge have hydraulic stem 19 in the fixed barrel 18, and hydraulic stem 19 lower extreme fixedly connected with antiskid rubber slab 20, the stability in the course of the operation can be increased when the device uses to the setting like this, can deal with various different ground.

The motor 3 is electrically connected with a power supply of the peripheral equipment, and can adapt to the environment with good performance.

The air inlet pipe and the pipeline interface are wrapped with a layer of sealing strip, so that gas leakage can be effectively prevented when gas is collected, harm is caused to the body of a worker, and the safety of the device is improved.

The principle of operation of the present utility model will now be described as follows:

when the device is used, firstly, after a worker moves the device to a proper position through the universal wheels 17, the motor 3 is started to drive the reciprocating screw rod 2 to rotate, the movable sliding block 4 is driven to move the lifting rod 6 to lift, the lifting platform is lifted, the lifting platform is limited by the limiting telescopic rod 16 when lifted until the lifting platform reaches the proper position, then the air inlet pipe 10 of the device is pushed into a hole originally reserved in a pipeline through the universal wheels 17, the device is supported by the hydraulic rod 19 fixedly sleeved in the fixed cylinder 18, the anti-slip rubber plate 20 arranged at the lower end of the hydraulic rod 19 can prevent the device from moving in the sampling detection process, then the pump 9 is started to convey gas in the pipeline into the air guide pipe 11 through the air inlet pipe 10, finally, the detector 12 detects the gas, after the detection result is obtained, the gas passes through the one-way valve 13 and is discharged through the air outlet pipe 14, and meanwhile, the safety and the applicability of the device are improved through the filter screen 15.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, shall cover the scope of the present utility model by equivalent substitution or modification according to the technical scheme of the present utility model and the application concept thereof.

Claims (6)

1. The utility model provides a pipeline gas sampling detection device, includes sleeve shell (1), its characterized in that, the inner wall of sleeve shell (1) is connected with two reciprocating screw rods (2) that link together through the bearing rotation, the outside one end fixedly connected with motor (3) of sleeve shell (1), the one end output of motor (3) runs through the outer wall and the reciprocating screw rod (2) fixed connection of sleeve shell (1), two reciprocating screw rod (2) pole wall has all passed through the screw thread and has cup jointed movable slide block (4), sleeve shell (1) inner wall fixedly connected with dead lever (5), the slide hole that slides the cup joint with dead lever (5) is seted up to the lateral wall of movable slide block (4), both sides all are connected with lifter (6) through the pivot rotation around movable slide block (4), four lifter (6) upper end is connected with same lift base (7) through the pivot rotation;

lifting base (7) upper end fixedly connected with shell (8), shell (8) upper end inner wall fixedly connected with pump machine (9), pump machine (9) one end inlet end fixedly connected with intake pipe (10), the outwards extension of shell (8) lateral wall is run through to intake pipe (10) one end, pump machine (9) lower extreme end fixedly connected with air duct (11) give vent to anger, air duct (11) lower extreme fixedly connected with detector (12), detector (12) lower extreme fixedly connected with is at shell (8) inner wall, detector (12) one end fixedly connected with check valve (13) give vent to anger, the one end fixedly connected with outlet duct (14) of check valve (13), the outwards extension of shell (8) lateral wall is run through to the one end of outlet duct (14), the one end fixedly connected with filter screen (15) of extension lateral wall of outlet duct (14).

2. The pipeline gas sampling detection device according to claim 1, wherein limiting telescopic rods (16) are fixedly connected with the upper ends of the casings (1) at four corners of the bottom of the lifting base (7).

3. A pipeline gas sampling detection device according to claim 1, wherein universal wheels (17) are fixedly connected to four corners of the bottom of the casing (1).

4. The pipeline gas sampling detection device according to claim 1, wherein the outer wall of the casing (1) is symmetrically and fixedly connected with a plurality of fixed barrels (18), a hydraulic rod (19) is fixedly inserted into the fixed barrels (18), and the lower end of the hydraulic rod (19) is fixedly connected with an anti-slip rubber plate (20).

5. A pipeline gas sampling probe according to claim 1, characterized in that the motor (3) is electrically connected to an external power supply.

6. A pipeline gas sampling probe according to claim 1, wherein a layer of sealing strip is wrapped at the joint of the gas inlet pipe (10) and the pipeline.