CN212060099U

CN212060099U - Device of polychlorinated biphenyl in high-resolution test sea water

Info

Publication number: CN212060099U
Application number: CN202020225687.XU
Authority: CN
Inventors: 陈泽钿; 黄振中; 魏素枝; 郑丹霞; 郑小萍; 黎嘉雯
Original assignee: Guangdong Beiyuan Test Technology Co ltd
Current assignee: Guangdong Beiyuan Test Technology Co ltd
Priority date: 2020-02-28
Filing date: 2020-02-28
Publication date: 2020-12-01
Anticipated expiration: 2030-02-28

Abstract

The utility model relates to the technical field of seawater detection, specifically disclose a device for high-resolution testing of polychlorinated biphenyl in seawater, including the gas chromatograph main part, the top surface of the gas chromatograph main part is fixedly connected with the chromatograph top cap through the pivot, the top surface of the gas chromatograph main part is fixedly connected with the sample introduction shell, the inner wall swing joint of the sample introduction shell has the glass liner tube, the surface of the glass liner tube is provided with an O-shaped ring, the surface swing joint of the O-shaped ring has the sealed shell, the inner wall swing joint of the sealed shell has the sample introduction liner; the utility model discloses a protection welt and the flexible lantern ring for back in inserting the introduction port on the protection welt with the syringe, operator's hand can be pressed the protection welt, and the display panel rotates thereupon, and the operator can observe the colour on the display panel, knows the use number of times, has reached the use number of times that can audio-visual observation introduction port, has reached and has made things convenient for periodic replacement to advance the kind liner, guarantees detection efficiency's effect.

Description

Device of polychlorinated biphenyl in high-resolution test sea water

Technical Field

The utility model relates to a sea water detection technology field specifically is a device of polychlorinated biphenyl in high-resolution test sea water.

Background

Polychlorinated biphenyl is a pollutant that is difficult to handle in the sea water, and easy deposit is internal at fish in the sea water, when people eat fish, often can eat polychlorinated biphenyl internal, causes the influence to people's health, consequently often is the weight of people to pollutant detection in the sea water to the detection of polychlorinated biphenyl in the sea water, and when detecting polychlorinated biphenyl, measurement personnel can make and detect polychlorinated biphenyl in the sea water with the gas chromatograph mostly.

When the existing gas chromatograph detects polychlorinated biphenyl, a micro injector is often used for injecting a seawater sample into a sample inlet after the sample is collected, after the sample inlet is used for a long time, a liner inside the sample inlet is easy to become dirty, the liner needs to be replaced regularly, and the dirty liner can be found only by observing the change of a detection result after the date of replacing the liner before forgetting, so that the detection efficiency of an instrument is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a device of polychlorinated biphenyl in high-resolution test sea water possesses the number of times that conveniently reminds the operator to advance a kind of operation to regularly change the inside part of device introduction port, improve instrument detection efficiency advantage, solved current detection device and need forget the inside part replacement time back of introduction port, just can discover that the inside part of introduction port becomes dirty to the testing result change, influence detection efficiency's problem.

The utility model discloses a device for testing polychlorinated biphenyl in seawater with high resolution, which comprises a gas chromatograph main body, wherein the top surface of the gas chromatograph main body is fixedly connected with a chromatograph top cover through a rotating shaft, the top surface of the gas chromatograph main body is fixedly connected with a sample introduction shell, the inner wall of the sample introduction shell is movably connected with a glass liner tube, the surface of the glass liner tube is provided with an O-shaped ring, the surface of the O-shaped ring is movably connected with a sealing shell, the inner wall of the sealing shell is movably connected with a sample introduction liner, the surface of the chromatograph top cover is embedded with a sample introduction tube, the top surface of the sample introduction tube is fixedly connected with a telescopic lantern ring, the inner wall of the telescopic lantern ring is movably connected with a piston tube, the top end of the piston tube is fixedly connected with a protective lining plate, the axle centers of the sample introduction liner, the sample introduction tube, the protective lining, the one end intercommunication that flexible lantern ring was kept away from to the gas-supply pipe has the activity lantern ring, the inner wall swing joint of the activity lantern ring has the arc piston piece, the frame is rolled over to arc piston piece fixed surface is connected with the arc, the top surface of chromatograph top cap is through pivot fixedly connected with display panel, the surface of display panel is equipped with and rolls over the kelly of frame looks adaptation with the arc, the surface swing joint of display panel has the joint hemisphere, the top surface fixedly connected with metal shrapnel of joint hemisphere, the bottom surface of metal shrapnel and the top surface fixed connection of chromatograph top cap.

The utility model discloses a device of polychlorinated biphenyl in high-resolution test seawater, wherein the top surface of display panel offer with the draw-in groove of joint hemisphere looks adaptation, and the quantity of draw-in groove and kelly here is six, six draw-in grooves and kelly use the axle center department of display panel as dot evenly distributed on the surface of display panel, through six kellies for can mark six regions for the display panel, make things convenient for operating personnel's observation.

The utility model discloses a device of polychlorinated biphenyl in high-resolution test seawater, wherein the top surface of chromatograph top cap passes through hinge fixedly connected with safety cover, the activity groove with kelly looks adaptation is seted up in the front of safety cover, the safety cover for can protect the display panel when the protection display panel, can not insert the syringe with the operator in the inlet after by operating personnel's hand and arrive, it is not right to avoid the data that the display panel shows.

The utility model discloses a device of polychlorinated biphenyl in high-resolution test seawater, wherein the viewing aperture has been seted up to the top surface of safety cover, the top surface of display panel evenly scribbles red, orange and green, through the viewing aperture that sets up for can make things convenient for the operator to observe the colour on display panel surface.

The utility model discloses a device of polychlorinated biphenyl in high-resolution test seawater, wherein the equal fixedly connected with spring in bottom surface of protection welt and piston tube, the bottom surface of protection welt and piston tube is respectively through the top surface of spring and inlet tube and the inner chamber bottom surface fixed connection of the flexible lantern ring, through the spring of protection welt and piston tube bottom surface for after the protection welt pushes down, can kick-back under the effect of spring, let the arc book can kick-back after stumbling the kelly, reached when instructing the introduction port number of times, the effect that facilitates the device use.

The utility model discloses a device of polychlorinated biphenyl in high-resolution test seawater, wherein the top surface of protecting the welt is equipped with the protection cushion, the positive shape of protection cushion is the sunken toper of axle center department, glues through setting up the protection for make things convenient for operating personnel hand can not feel painful when pressing on the protection welt, conveniently speak the miniature syringe and insert in the introduction simultaneously.

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

1. the utility model discloses a protection welt and flexible lantern ring, make after inserting the syringe in the introduction port on the protection welt, operator's hand can press the protection welt, let the protection welt push down the piston tube, let the atmospheric pressure in the flexible lantern ring enter into the movable lantern ring, thereby it can promote the kelly to let the arc piston piece drive the arc and roll over a frame activity, the display panel rotates thereupon, the operator can observe the colour on the display panel, know the use number of times, reached the use number of times that can audio-visual observation introduction port, reached and made things convenient for periodic replacement to advance the appearance liner, guarantee detection efficiency's effect.

2. The utility model discloses a safety cover, make can be in the protection display panel, can protect the display panel can not be inserted the syringe at the operator and arrive by operating personnel's hand in the introduction port back, it is not right to avoid the data that the display panel shows, through the spring of protection welt and piston tube bottom surface, make after the protection welt pushes down, can kick-back under the effect of spring, let the arc book can kick-back after stumbling the kelly, reached when instructing the introduction port number of times of use, the effect that the convenience device used.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of the top-down structure of the present invention;

FIG. 3 is a schematic view of a front cross-sectional structure of a sample injection shell;

FIG. 4 is a schematic top view of the rope collar;

fig. 5 is an enlarged schematic view of a portion a in fig. 3.

In the figure: 1. a gas chromatograph main body; 2. a chromatograph top cover; 3. a sample introduction shell; 4. a glass liner tube; 5. an O-shaped ring; 6. sealing the shell; 7. a sample injection gasket; 8. a sample inlet pipe; 9. a telescopic lantern ring; 10. a piston tube; 11. a protective lining plate; 12. a gas delivery pipe; 13. a movable collar; 14. an arc-shaped piston block; 15. an arc folding frame; 16. a display panel; 17. a clamping rod; 18. clamping a hemisphere; 19. a metal spring sheet; 20. a protective cover; 21. a protective rubber cushion.

Detailed Description

In the following description, numerous implementation details are set forth in order to provide a more thorough understanding of the present invention. It should be understood, however, that these implementation details should not be used to limit the invention. That is, in some embodiments of the invention, details of these implementations are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1-5, the device for high resolution testing polychlorinated biphenyl in seawater of the present invention comprises a gas chromatograph main body 1, a chromatograph top cover 2 is fixedly connected to the top surface of the gas chromatograph main body 1 through a rotating shaft, a sample introduction shell 3 is fixedly connected to the top surface of the gas chromatograph main body 1, a glass liner tube 4 is movably connected to the inner wall of the sample introduction shell 3, an O-ring 5 is arranged on the surface of the glass liner tube 4, a sealing shell 6 is movably connected to the surface of the O-ring 5, a sample introduction liner 7 is movably connected to the inner wall of the sealing shell 6, a sample introduction tube 8 is embedded on the surface of the chromatograph top cover 2, a telescopic lantern ring 9 is fixedly connected to the top surface of the sample introduction tube 8, a piston tube 10 is movably connected to the inner wall of the telescopic lantern ring 9, a protection lining plate 11 is fixedly connected to the top end of the piston tube 10, sample introduction liner 7, sample, the lower surface of the telescopic lantern ring 9 is communicated with a gas pipe 12, one end of the gas pipe 12, which is far away from the telescopic lantern ring 9, is communicated with a movable lantern ring 13, the inner wall of the movable lantern ring 13 is movably connected with an arc-shaped piston block 14, the surface of the arc-shaped piston block 14 is fixedly connected with an arc-shaped folding frame 15, the top surface of the chromatograph top cover 2 is fixedly connected with a display disc 16 through a rotating shaft, the surface of the display disc 16 is provided with a clamping rod 17 which is matched with the arc-shaped folding frame 15, the surface of the display disc 16 is movably connected with a clamping hemisphere 18, the top surface of the clamping hemisphere 18 is fixedly connected with a metal elastic sheet 19, the bottom surface of the metal elastic sheet 19 is fixedly connected with the top surface of the chromatograph top cover 2, after the injector is inserted into a sample inlet on the protective lining plate 11 through the protective lining plate 11 and the telescopic lantern ring 9, the hand of an operator can, let thereby arc piston block 14 drive the activity of arc folding frame 15 and can promote card pole 17, display panel 16 rotates thereupon, and the operator can observe the colour on the display panel 16, knows the use number of times, has reached the use number of times that can audio-visual observation introduction port, has reached convenient periodic replacement and has advanced kind liner 7, guarantees detection efficiency's effect.

The top surface of the display disc 16 is provided with clamping grooves matched with the clamping hemispheres 18, the number of the clamping grooves and the clamping rods 17 is six, the six clamping grooves and the clamping rods 17 are uniformly distributed on the surface of the display disc 16 by taking the axis of the display disc 16 as round points, and six areas can be divided for the display disc 16 through the six clamping rods 17, so that the observation of an operator is facilitated.

The top surface of chromatograph top cap 2 passes through hinge fixedly connected with safety cover 20, and the movable groove with kelly 17 looks adaptation is seted up in the front of safety cover 20, and safety cover 20 for can be when protecting display panel 16, can protect display panel 16 can not be inserted the syringe at the operator and be pressed by operating personnel's hand in the inlet, avoid the data that display panel 16 shows not right.

The viewing aperture has been seted up to the top surface of safety cover 20, and the top surface of display panel 16 evenly scribbles red, orange and green, through the viewing aperture that sets up for can make things convenient for the operator to observe the surperficial colour of display panel 16.

The equal fixedly connected with spring in bottom surface of protection welt 11 and piston tube 10, the bottom surface of protection welt 11 and piston tube 10 is respectively through the spring and the top surface of advancing appearance pipe 8 and the inner chamber bottom surface fixed connection of the flexible lantern ring 9, through the spring of protection welt 11 and piston tube 10 bottom surface, make after protection welt 11 pushes down, can kick-back under the effect of spring, let the arc roll over frame 15 can kick-back after stumbling trip card pole 17, when having reached and instructing the introduction port number of times, the effect that facilitates the device use.

The top surface of protection welt 11 is equipped with protection cushion 21, and the positive shape of protection cushion 21 is the sunken toper in axle center department, through setting up protection cushion 21 for make things convenient for operating personnel hand can not feel painful when pressing on protection welt 11, conveniently speak the miniature syringe simultaneously and insert in the sample inlet.

When using the utility model discloses the time: after a micro-injector is used for taking a part of seawater samples, the micro-injector is inserted into a sample inlet on a protective lining plate 11, after the micro-injector is pressed down by an operator, the hand of the operator contacts the protective lining plate 11 to press down the protective lining plate 11, so that a piston tube 10 is pressed down by the protective lining plate 11, air in a telescopic lantern ring 9 is pressed into a movable lantern ring 13, an arc-shaped piston block 14 pushes an arc-shaped folding frame 15 to move in the movable lantern ring 13, after the arc-shaped folding frame moves to a certain degree, the arc-shaped folding frame is contacted with a clamping rod 17 and pushes a display disc 16 to rotate through the clamping rod 17, after a clamping hemisphere 18 is clamped into a new clamping groove, the arc-shaped folding frame 15 is sucked by air pressure under the action of a spring inside the telescopic lantern ring 9 to be recovered, after the sample in the micro-injector is injected into the sample inlet by the operator, the display disc 16 can display different colors, the operator can observe the use times of the sample inlet conveniently next time, so that the parts inside the sample inlet can be replaced conveniently.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides a device of polychlorinated biphenyl in high-resolution test sea water, includes gas chromatograph main part (1), its characterized in that: the top surface of gas chromatograph main part (1) is through pivot fixedly connected with chromatograph top cap (2), the top surface fixedly connected with of gas chromatograph main part (1) advances kind shell (3), the inner wall swing joint who advances kind shell (3) has glass bushing pipe (4), the surface of glass bushing pipe (4) is equipped with O shape circle (5), the surface swing joint of O shape circle (5) has sealed shell (6), the inner wall swing joint of sealed shell (6) advances kind liner (7), the surface mosaic of chromatograph top cap (2) has into appearance pipe (8), the top surface fixedly connected with telescopic sleeve ring (9) of advancing kind pipe (8), the inner wall swing joint of telescopic sleeve ring (9) has piston tube (10), the top fixedly connected with protection welt (11) of piston tube (10), advance kind liner (7), Sample inlets are arranged at the axes of the sample inlet pipe (8), the protective lining plate (11), the sealing shell (6) and the O-shaped ring (5), the lower surface of the telescopic lantern ring (9) is communicated with a gas pipe (12), one end of the gas pipe (12) far away from the telescopic lantern ring (9) is communicated with a movable lantern ring (13), the inner wall of the movable lantern ring (13) is movably connected with an arc-shaped piston block (14), the surface of the arc-shaped piston block (14) is fixedly connected with an arc-shaped folding frame (15), the top surface of the chromatograph top cover (2) is fixedly connected with a display disc (16) through a rotating shaft, a clamping rod (17) matched with the arc-shaped folding frame (15) is arranged on the surface of the display disc (16), the surface of the display disc (16) is movably connected with a clamping hemisphere (18), the top surface of the clamping hemisphere (18) is fixedly connected with a metal elastic sheet (19), the bottom surface of the metal elastic sheet (19) is fixedly connected with the top surface of the chromatograph top cover (2).

2. The device for high-resolution testing of polychlorinated biphenyl in seawater according to claim 1, wherein: the top surface of the display disc (16) is provided with clamping grooves matched with the clamping hemispheres (18), the number of the clamping grooves and the clamping rods (17) is six, and the six clamping grooves and the clamping rods (17) are uniformly distributed on the surface of the display disc (16) by taking the axis of the display disc (16) as round points.

3. The device for high-resolution testing of polychlorinated biphenyl in seawater according to claim 1, wherein: the top surface of chromatograph top cap (2) passes through hinge fixedly connected with safety cover (20), the activity groove with kelly (17) looks adaptation is seted up in the front of safety cover (20).

4. The device for high-resolution testing of polychlorinated biphenyl in seawater according to claim 3, wherein: the top surface of the protective cover (20) is provided with an observation port, and the top surface of the display disc (16) is uniformly coated with red, orange and green.

5. The device for high-resolution testing of polychlorinated biphenyl in seawater according to claim 1, wherein: the equal fixedly connected with spring in bottom surface of protection welt (11) and piston tube (10), the bottom surface of protection welt (11) and piston tube (10) is respectively through the top surface of spring and injection pipe (8) and the inner chamber bottom surface fixed connection of the flexible lantern ring (9).

6. The device for high-resolution testing of polychlorinated biphenyl in seawater according to claim 1, wherein: the top surface of the protection lining plate (11) is provided with a protection rubber mat (21), and the front shape of the protection rubber mat (21) is a cone with a concave axis.