CN211905233U

CN211905233U - A gas chromatograph for environmental detection

Info

Publication number: CN211905233U
Application number: CN202020124937.0U
Authority: CN
Inventors: 范甬挺
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-20
Filing date: 2020-01-20
Publication date: 2020-11-10
Anticipated expiration: 2030-01-20

Abstract

The utility model relates to an environment detection technology field discloses a meteorological chromatograph for environment detection, the inboard embedding of supporting box body is provided with the hydraulic stem, the flexible end of hydraulic stem is fixed with the positioning bottom plate, the inboard of positioning bottom plate is fixed with the slide bar, damping spring has all been cup jointed at the slide bar both ends, and the top symmetry that the outside of slide bar is located damping spring has cup jointed the sliding sleeve, the top of sliding sleeve is fixed with the detection box body. The utility model discloses a hydraulic stem is to the lift adjustment and the sliding sleeve of detecting the box and damping spring's elastic sliding, can be convenient for the staff to the safe and steady removal of gas chromatograph, through straining the gas device to cup jointing of intake pipe, to the environmental survey in-process, can filter the absorption to greasy dirt, dust molecule in the air circumstance, and then avoid greasy dirt, dust molecule adhesion, jam intake pipe, lead to the condition that gas chromatograph measurement of efficiency is low and can't use.

Description

A gas chromatograph for environmental detection

Technical Field

The utility model relates to an environment detection technology field specifically is a gas chromatograph for environment detection.

Background

The gas chromatograph is used for detecting and analyzing gas substances or substances which can be converted into gas at a certain temperature, is widely applied to analysis experiments of instruments for the professional work of chemical engineering, biology and food, can also be used for scientific research and conventional analysis, and particularly can quickly and effectively detect the environment for environment detection.

Through the retrieval, chinese patent network discloses a gas chromatograph (public announcement No. CN 207020133U), left and right sides through the casing top sets up operating panel and timing region respectively, operating panel passes through the hinge and is connected with the display rotation, the timing region is sunk structure, inside sets up the chronometer, the timing region is connected through hinge and apron rotation equally, inlay at the top of apron and set up miniature air inlet, miniature air inlet below is through hose and chromatographic column fixed connection, this kind of device spatial structure characteristic, rationally distributed, it is safe convenient to use, but the portable security of this kind of device is not enough, be not convenient for staff's safe removal, and in the measurement process, can't protect the intake pipe, easily lead to the greasy dirt in the air, dust molecule adhesion blocks up the intake pipe. Accordingly, one skilled in the art provides a gas chromatograph for environmental detection to solve the problems set forth in the background art described above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a gas chromatograph for environment measuring to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a gas chromatograph for environment detection, includes the supporting box body, the below of supporting box body is located front side position department and is fixed with the supporting foot seat, and the below of supporting box body is located rear side position department and is fixed with the universal wheel, the rear side of supporting box body is fixed with flexible pull rod, and the inboard embedding of supporting box body is provided with the hydraulic stem, the flexible end of hydraulic stem is fixed with the positioning bottom plate, the inboard of positioning bottom plate is fixed with the slide bar, damping spring has all been cup jointed at the slide bar both ends, and the top symmetry that the outside of slide bar is located damping spring has cup jointed the sliding sleeve, the top of sliding sleeve is fixed with the detection box body.

As a further aspect of the present invention: the embedding that one side of detecting the box is located bottom position department is provided with the receiver, and the upper surface embedding of detecting the box is provided with controls the panel, the top that detects the box is located rear position department and rotates and be connected with display panel, and the top that detects the box is located one side of display panel and rotates and be connected with and turn over the board, the inboard that detects the box has set gradually chromatographic column, detector, control mainboard from the right side left side, the inboard embedding that turns over the board is provided with the intake pipe, the inlet end cover of intake pipe has connect the gas filter.

As a further aspect of the present invention: the air filtering device comprises a connecting hose, an air inlet leakage nozzle is connected above the connecting hose, and an initial filter screen, a high-efficiency filter screen and an oil stain filter screen are sequentially clamped on the inner side of the air inlet leakage nozzle from top to bottom.

As a further aspect of the present invention: the connecting hose is made of a PVC soft rubber component, and the inner diameter of the connecting hose is matched with the outer diameter of the air inlet pipe.

As a further aspect of the present invention: just imitate the filter screen and all adopt stainless steel material component with high-efficient filter screen, the filtration pore aperture of high-efficient filter screen is just imitating one-half in filter screen filtration pore aperture, the greasy dirt filter screen adopts foam-rubber cushion material component.

As a further aspect of the present invention: the number of the hydraulic rods is two, and the hydraulic rods are symmetrically arranged relative to the horizontal center line of the supporting box body.

As a further aspect of the present invention: the inner diameter of the sliding sleeve is matched with the outer diameter of the sliding rod, and the sliding sleeve elastically slides with the sliding rod through the damping spring.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a hydraulic stem is to the lift adjustment and the sliding sleeve of detecting the box and damping spring's elastic sliding, the staff of can being convenient for removes the safety and stability of gas chromatograph, simultaneously can be convenient for different staff control gas chromatograph and detect the environment, and then improve gas chromatograph's nimble usability, cup joint the intake pipe through straining the gas device, to the environmental survey in-process, can be to the greasy dirt in the air circumstance, the dust molecule filters the absorption, and then avoid the greasy dirt, the adhesion of dust molecule, block up the intake pipe, lead to the condition that gas chromatograph measurement of efficiency is low and can't use.

Drawings

FIG. 1 is a schematic diagram of a gas chromatograph for environmental testing;

FIG. 2 is a schematic diagram of a support box of a gas chromatograph for environmental testing;

FIG. 3 is a schematic diagram of the inside of a detection box of a gas chromatograph for environmental detection;

fig. 4 is a schematic structural diagram of a gas filtering device in a gas chromatograph for environmental detection.

In the figure: 1. supporting the box body; 2. a universal wheel; 3. a supporting foot seat; 4. a hydraulic lever; 5. a telescopic pull rod; 6. detecting the box body; 7. a storage box; 8. a control panel; 9. a display panel; 10. turning over a plate; 11. a gas filtering device; 111. a connecting hose; 112. an air inlet discharge spout; 113. a primary filter screen; 114. a high-efficiency filter screen; 115. an oil stain filter screen; 12. positioning the bottom plate; 13. a slide bar; 14. a sliding sleeve; 15. a damping spring; 16. an air inlet pipe; 17. a chromatographic column; 18. a detector; 19. and controlling the main board.

Detailed Description

Please refer to fig. 1-4, in the embodiment of the utility model, a meteorological chromatograph for environment detection, including supporting box 1, the below of supporting box 1 is located front side position department and is fixed with supporting foot seat 3, and the below of supporting box 1 is located rear side position department and is fixed with universal wheel 2, the rear side of supporting box 1 is fixed with flexible pull rod 5, and the inboard embedding of supporting box 1 is provided with hydraulic stem 4, the quantity of hydraulic stem 4 is two, and hydraulic stem 4 is for the mutual symmetrical arrangement of horizontal central line of supporting box 1, when examining the environment, the flexible end of hydraulic stem 4 stretches out, to detect 6 lifting to suitable position departments of box, make the staff of different heights can be convenient control meteorological chromatograph.

A positioning bottom plate 12 is fixed at the telescopic end of the hydraulic rod 4, a slide rod 13 is fixed at the inner side of the positioning bottom plate 12, damping springs 15 are sleeved at the two ends of the slide rod 13, and the outer side of the sliding rod 13 is symmetrically sleeved with a sliding sleeve 14 at the top end of a damping spring 15, the top end of the sliding sleeve 14 is fixed with a detection box body 6, the inner diameter of the sliding sleeve 14 is matched with the outer diameter of the sliding rod 13, and the sliding sleeve 14 elastically slides with the sliding rod 13 through the damping spring 15, when moving the gas chromatograph, the staff draws out the telescopic pull rod 5, the universal wheels 2 roll to drive the gas chromatograph to move, and when encountering a bumpy road section in the moving process, the vibration generated by bumping is transmitted to the detection box body 6, the detection box body 6 transmits the vibration pressure to the sliding sleeve 14, and then under the elastic sleeve joint of damping spring 15, make sliding sleeve 14 elastic sliding on slide bar 13, the safe steady removal of staff to the gas chromatograph of being convenient for.

A storage box 7 is embedded and arranged at the position of the bottom end of one side of a detection box body 6, a control panel 8 is embedded and arranged on the upper surface of the detection box body 6, a display panel 9 is rotatably connected at the position of the rear side of the upper side of the detection box body 6, a turning plate 10 is rotatably connected at one side of the display panel 9 at the upper side of the detection box body 6, a chromatographic column 17, a detector 18 and a control main board 19 are sequentially arranged at the inner side of the detection box body 6 from right to left, an air inlet pipe 16 is embedded and arranged at the inner side of the turning plate 10, in the process of detecting the environment, the display panel 9 and the turning plate 10 are opened, an air filter device 11 is sleeved at the air inlet end of the air inlet pipe 16, the control panel 8 is used for enabling a gas chromatograph to work, and then air is filtered by the air filter device 11 and discharged into the air, the detection signal is transmitted to the control main board 19 for analysis, the analyzed signal is transmitted to the display panel 9, and the staff obtains the detection result of the environment by observing the display panel 9.

The air inlet end of the air inlet pipe 16 is sleeved with the air filtering device 11, the air filtering device 11 comprises a connecting hose 111, an air inlet leakage nozzle 112 is connected above the connecting hose 111, a primary filter screen 113, a high-efficiency filter screen 114 and an oil stain filter screen 115 are sequentially clamped on the inner side of the air inlet leakage nozzle 112 from top to bottom, the connecting hose 111 is made of a PVC soft rubber component, the inner diameter of the connecting hose 111 is matched with the outer diameter of the air inlet pipe 16, the primary filter screen 113 and the high-efficiency filter screen 114 are made of stainless steel components, the aperture of a filter hole of the high-efficiency filter screen 114 is one half of that of the primary filter screen 113, the oil stain filter screen 115 is made of a sponge cushion material component, in the process of environment detection, the air filtering device 11 is sleeved at the air inlet end of the air inlet pipe 16 through the connecting hose 111 made of the PVC soft rubber material, and then air flows into the air inlet leakage nozzle 112, dust in the air, further, the oil stain filter screen 115 made of the spongy cushion material is used for adsorbing and treating oil stain molecules in the air, so that the phenomenon that the gas inlet pipe 16 is blocked and the measuring efficiency of the gas chromatograph is low and the gas chromatograph cannot be used due to the adhesion of the oil stain and the dust molecules is avoided.

The utility model discloses a theory of operation is: when moving the gas chromatograph, the staff takes out the telescopic pull rod 5, and drives the gas chromatograph to move under the rolling of the universal wheel 2, in the moving process, when encountering a bumpy road section, the jolt-generated vibration is transmitted to the detection box 6, the detection box 6 transmits the vibration pressure to the sliding sleeve 14, and then under the elastic sleeve joint of the damping spring 15, the sliding sleeve 14 elastically slides on the sliding rod 13, so that the staff can safely and stably move the gas chromatograph, when detecting the environment, the telescopic end of the hydraulic rod 4 extends out, the detection box 6 is lifted to a proper position, so that the staff with different heights can conveniently control the gas chromatograph, further when detecting the environment, the display panel 9 and the turning plate 10 are opened, the gas filter 11 is sleeved on the air inlet end of the air inlet pipe 16, the control panel 8 is controlled, make the gas chromatograph work, and then cup joint the coupling hose 111 of PVC soft glue material at the inlet end of intake pipe 16, the air flows in to air inlet leakage mouth 112 in, carry out filtration treatment through just imitating filter screen 113 and high-efficient filter screen 114 the dust in the air, further greasy dirt filter screen 115 through the foam-rubber cushion material carries out adsorption treatment to the greasy dirt molecule in the air, avoid the greasy dirt, the adhesion of dust molecule, block up intake pipe 16, and then in clean air row arrives intake pipe 16, intake pipe 16 reacts in with air transfer to chromatographic column 17, under detector 18's detection, carry out the analysis in transmitting detection signal to control mainboard 19, the signal transfer of analysis is to on display panel 9, the staff is through observing display panel 9, obtain the testing result of environment.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a gas chromatograph for environment detection, includes supporting box (1), its characterized in that, the below of supporting box (1) is located front side position department and is fixed with supporting foot seat (3), and the below of supporting box (1) is located rear side position department and is fixed with universal wheel (2), the rear side of supporting box (1) is fixed with flexible pull rod (5), and the inboard embedding of supporting box (1) is provided with hydraulic stem (4), the flexible end of hydraulic stem (4) is fixed with positioning bottom plate (12), the inboard of positioning bottom plate (12) is fixed with slide bar (13), damping spring (15) have all been cup jointed at slide bar (13) both ends, and the top symmetry that the outside of slide bar (13) is located damping spring (15) has cup jointed sliding sleeve (14), the top of sliding sleeve (14) is fixed with detection box (6).

2. The gas chromatograph for environment detection according to claim 1, wherein a storage box (7) is embedded and arranged at a bottom position on one side of the detection box body (6), a control panel (8) is embedded and arranged on an upper surface of the detection box body (6), a display panel (9) is rotatably connected to a position on the rear side above the detection box body (6), a turning plate (10) is rotatably connected to one side of the display panel (9) above the detection box body (6), a chromatographic column (17), a detector (18) and a control main board (19) are sequentially arranged on the inner side of the detection box body (6) from right to left, an air inlet pipe (16) is embedded and arranged on the inner side of the turning plate (10), and an air filtering device (11) is sleeved on an air inlet end of the air inlet pipe (16).

3. The gas chromatograph for environment detection according to claim 2, wherein the gas filtering device (11) comprises a connection hose (111), an air inlet leakage nozzle (112) is connected above the connection hose (111), and an initial-effect filter screen (113), a high-effect filter screen (114), and an oil stain filter screen (115) are sequentially clamped on the inner side of the air inlet leakage nozzle (112) from top to bottom.

4. The gas chromatograph for environment detection according to claim 3, wherein the connection hose (111) is made of a PVC soft rubber material, and an inner diameter of the connection hose (111) is adapted to an outer diameter of the air inlet pipe (16).

5. The chromatograph for environmental detection according to claim 3, wherein the primary filter (113) and the high-efficiency filter (114) are made of stainless steel material, the aperture of the filter holes of the high-efficiency filter (114) is one-half of the aperture of the filter holes of the primary filter (113), and the oil contamination filter (115) is made of sponge cushion material.

6. The chromatograph for environmental testing, according to claim 1, characterized in that said hydraulic rods (4) are two in number and in that the hydraulic rods (4) are arranged symmetrically with respect to each other with respect to the horizontal median line of the support box (1).

7. The chromatograph for environmental testing, according to claim 1, characterized in that the inner diameter of said sliding sleeve (14) is adapted to the outer diameter of said sliding rod (13), and said sliding sleeve (14) is elastically slidable with respect to said sliding rod (13) by means of a damping spring (15).