CN218917298U

CN218917298U - Gas chromatograph

Info

Publication number: CN218917298U
Application number: CN202222975950.9U
Authority: CN
Inventors: 王霖鹏; 张华�
Original assignee: Cordis Safety And Environment Technology Services Jiangsu Co ltd
Current assignee: Cordis Safety And Environment Technology Services Jiangsu Co ltd
Priority date: 2022-11-09
Filing date: 2022-11-09
Publication date: 2023-04-25
Anticipated expiration: 2032-11-09

Abstract

The utility model discloses a gas chromatograph, which comprises a chromatograph main body, a mounting seat, a support column, a lifting hole and an adjusting rod, wherein the mounting seat is arranged at the bottom of the chromatograph main body, the support column is arranged at the lower side of the mounting seat, the lifting hole is formed in the support column, the adjusting rod is arranged in the lifting hole, the outer diameter of the adjusting rod is smaller than the inner diameter of the lifting hole, positioning blocks are arranged at the top of the outer side of the adjusting rod, and four positioning blocks are symmetrically distributed on the adjusting rod around the center of the axis of the adjusting rod. This gas chromatograph is provided with the regulation pole of liftable, through the lift of adjusting the pole, can extend the length of support column, and then highly adjust chromatograph main part one side, makes the chromatograph main part can be in horizontally state, has increased the convenience to chromatograph main part level adjustment, has reduced the chromatograph main part and has required the horizontality of supporting the desktop, has improved the flexibility of chromatograph main part.

Description

Gas chromatograph

Technical Field

The utility model relates to the technical field of chromatographs, in particular to a gas chromatograph.

Background

Gas chromatograph refers to a chromatographic instrument using gas as mobile phase. The principle is mainly to realize the separation of the mixture by utilizing the differences of the boiling point, the polarity and the adsorption property of the substances. The gas chromatograph can be used for analyzing organic matters with heat stability in soil and boiling point not exceeding 500 ℃, such as volatile organic matters, polycyclic aromatic hydrocarbon, phthalate ester and the like, and has the advantages of rapidness, effectiveness, high sensitivity and the like, and the Chinese utility model CN202123015252.6 discloses the gas chromatograph.

We have therefore proposed a gas chromatograph in order to solve the problems set out above.

Disclosure of Invention

The utility model aims to provide a gas chromatograph, which solves the problems that the prior gas chromatograph in the market has strong fixing effect on a gas chromatograph body due to a movable box body and lacks the capability of adjusting the gas chromatograph body up and down, is inconvenient to adjust the gas chromatograph body horizontally, ensures that the level of the gas chromatograph body excessively depends on the flatness of a placing table top, and reduces the flexibility of the gas chromatograph.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a gas chromatograph, includes chromatograph main part, mount pad, support column, lift hole and regulation pole, the mount pad is installed to the bottom of chromatograph main part, the support column is installed to the downside of mount pad, the lift hole has been seted up to the inside of support column, the inside in lift hole is provided with the regulation pole, the external diameter of regulation pole is less than the internal diameter in lift hole.

Preferably, the locating piece is installed at the outside top of adjusting the pole, the locating piece is on adjusting the pole and is about the axis central symmetry distribution of adjusting the pole four, and the sliding hole has been seted up at the middle part of locating piece, and the locating piece is sliding structure on the bracing piece through the sliding hole, the outside of bracing piece is provided with the expansion spring, the top of expansion spring is connected to the locating piece on, the locating piece is located the expansion tank, the expansion tank is seted up around the lift hole, makes the locating piece be the expansion structure in the expansion tank.

Preferably, the regulating groove is formed in the middle of the regulating rod, the threaded block is fixedly arranged in the regulating groove, the threaded rod is arranged in the middle of the threaded block, the threaded rod is in threaded connection with the threaded block, threads are arranged at the bottom of the threaded rod, and the length of the threads on the threaded rod is smaller than that of the supporting rod.

Preferably, the top of threaded rod is connected to driving motor, driving motor installs in the fixed slot, the fixed slot is seted up at the top of mount pad.

Preferably, the mounting holes are formed in the periphery of the mounting seat, mounting rods are arranged in the mounting holes, and the mounting seat is fixed on the chromatograph main body through the mounting rods.

Preferably, a turnover cover is mounted on the front side of the chromatograph main body, and a control panel is arranged on the right side of the turnover cover and mounted on the chromatograph main body.

Compared with the prior art, the utility model has the beneficial effects that: the gas chromatograph is used for detecting the gas chromatograph,

(1) The lifting adjusting rod is arranged, the length of the supporting column can be extended through lifting of the adjusting rod, and then the height of one side of the chromatograph main body is adjusted, so that the chromatograph main body can be in a horizontal state, the convenience for horizontally adjusting the chromatograph main body is improved, the requirement of the chromatograph main body on the horizontality of the supporting table top is reduced, and the flexibility of the chromatograph main body is improved;

(2) Be provided with the screw thread piece, be connected through screw thread piece and screw thread pole, make the threaded rod can adjust the height of screw thread piece, control the distance that the screw thread piece goes up and down through the screw length on the threaded rod, prevent that the excessive decline of screw thread piece from producing the reverse impact force to the threaded rod, reduce driving motor's damage, improved driving motor's life.

Drawings

FIG. 1 is a schematic elevational view of the present utility model;

FIG. 2 is a schematic vertical sectional view of a support column according to the present utility model;

FIG. 3 is a schematic cross-sectional view of a support column of the present utility model;

fig. 4 is a schematic view of the vertical sectional structure of the adjusting lever of the present utility model.

In the figure: 1. a chromatograph body; 2. a mounting base; 3. a support column; 4. lifting holes; 5. an adjusting rod; 6. a positioning block; 7. a support rod; 8. a telescopic spring; 9. a telescopic slot; 10. an adjustment tank; 11. a screw block; 12. a threaded rod; 13. a driving motor; 14. a fixing groove; 15. a mounting rod; 16. a flip cover; 17. and a control panel.

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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a gas chromatograph, including chromatograph main part 1, mount pad 2, support column 3, lifting hole 4, adjust pole 5, locating piece 6, bracing piece 7, extension spring 8, expansion tank 9, adjustment tank 10, screw thread piece 11, threaded rod 12, driving motor 13, fixed slot 14, mount lever 15, upset lid 16 and control panel 17, mount pad 2 is installed to chromatograph main part 1's bottom, support column 3 is installed to mount pad 2's downside, lifting hole 4 has been seted up to support column 3's inside, lifting hole 4's inside is provided with adjusts pole 5, the external diameter of adjusting pole 5 is less than lifting hole 4's internal diameter.

The locating piece 6 is installed at the outside top of adjusting pole 5, locating piece 6 is on adjusting pole 5 about the axis central symmetry of adjusting pole 5 and is distributed four, prevent to adjust pole 5 rotation through locating piece 6, and the slide hole has been seted up at the middle part of locating piece 6, locating piece 6 is sliding structure through the slide hole on bracing piece 7, support the slip of locating piece 6 through bracing piece 7, the outside of bracing piece 7 is provided with telescopic spring 8, telescopic spring 8's top is connected to locating piece 6, locating piece 6 is located telescopic slot 9, telescopic slot 9 sets up around lifting hole 4, make locating piece 6 be telescopic structure in telescopic slot 9.

The regulating tank 10 has been seted up at the middle part of adjusting the pole 5, and the inside fixed mounting of regulating tank 10 has screw thread piece 11, and the middle part of screw thread piece 11 is provided with threaded rod 12, is threaded connection between threaded rod 12 and the screw thread piece 11, makes threaded rod 12 promote screw thread piece 11 decline, and the bottom of threaded rod 12 is equipped with the screw thread, and the length of screw thread is less than the length of bracing piece 7 on the threaded rod 12, promotes the screw thread laminating of screw thread piece 11 upwards with threaded rod 12 through the flexible function of locating piece 6.

The top of the threaded rod 12 is connected to a driving motor 13, the driving motor 13 is installed in a fixed groove 14, and the fixed groove 14 is formed in the top of the mounting seat 2 and provides power for rotation of the threaded rod 12.

Mounting holes are formed in the periphery of the mounting seat 2, mounting rods 15 are arranged in the mounting holes, the mounting seat 2 is fixed on the chromatograph main body 1 through the mounting rods 15, the mounting seat 2 is convenient to mount and dismount, and the driving motor 13 is overhauled.

The front side of the chromatograph body 1 is provided with a turnover cover 16, the right side of the turnover cover 16 is provided with a control panel 17, and the control panel 17 is arranged on the chromatograph body 1.

Working principle: when the gas chromatograph is used, the device is firstly moved to a place where the device needs to be used, the chromatograph main body 1 is supported by the support column 3 at the bottom of the mounting seat 2, the chromatograph can be mounted by opening the turnover cover 16, the parameter control is performed by the control panel 17, and the sample chromatographic analysis can be performed on the device by connecting nitrogen through the gas interface at the back of the chromatograph main body 1.

When the support column 3 is insufficient to horizontally support the chromatograph main body 1, the driving motor 13 can be started, the driving motor 13 drives the threaded rod 12 to rotate on the threaded block 11, the threaded rod 12 pushes the threaded block 11 to descend, the threaded block 11 pushes the adjusting rod 5 to descend, the adjusting rod 5 descends to the bottom of the support column 3 at the lifting hole 4, the height of the support column 3 is extended, then one short side of the chromatograph main body 1 is adjusted, the adjusting rod 5 pulls the positioning block 6 to compress the telescopic spring 8 to move downwards on the support rod 7 while the adjusting rod 5 descends, the positioning block 6 is prevented from rotating through the telescopic groove 9, the descending distance of the adjusting rod 5 is controlled through the length of threads on the threaded rod 12, and excessive descending of the adjusting rod 5 is prevented.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a gas chromatograph, includes chromatograph main part (1), mount pad (2), support column (3), lifting hole (4) and adjusts pole (5), its characterized in that: install mount pad (2) bottom of chromatograph main part (1), support column (3) are installed to the downside of mount pad (2), lifting hole (4) have been seted up to the inside of support column (3), the inside of lifting hole (4) is provided with adjusts pole (5), the external diameter of adjusting pole (5) is less than the internal diameter of lifting hole (4).

2. A gas chromatograph according to claim 1, characterized in that: the utility model discloses a telescopic device for the automobile, including adjusting pole (5), locating piece (6) are installed at the outside top of adjusting pole (5), locating piece (6) are on adjusting pole (5) about the axis central symmetry of adjusting pole (5) distribute four, and the sliding hole has been seted up at the middle part of locating piece (6), and locating piece (6) are sliding structure through the sliding hole on bracing piece (7), the outside of bracing piece (7) is provided with telescopic spring (8), the top of telescopic spring (8) is connected to on locating piece (6), locating piece (6) are located telescopic tank (9), telescopic tank (9) are seted up around lifting hole (4), make locating piece (6) be telescopic structure in telescopic tank (9).

3. A gas chromatograph according to claim 1, characterized in that: the adjusting device is characterized in that an adjusting groove (10) is formed in the middle of the adjusting rod (5), a threaded block (11) is fixedly arranged in the adjusting groove (10), a threaded rod (12) is arranged in the middle of the threaded block (11), the threaded rod (12) is in threaded connection with the threaded block (11), threads are arranged at the bottom of the threaded rod (12), and the length of the threads on the threaded rod (12) is smaller than that of the supporting rod (7).

4. A gas chromatograph according to claim 3, characterized in that: the top of threaded rod (12) is connected to driving motor (13), driving motor (13) are installed in fixed slot (14), fixed slot (14) are seted up at the top of mount pad (2).

5. A gas chromatograph according to claim 1, characterized in that: mounting holes are formed in the periphery of the mounting seat (2), mounting rods (15) are arranged in the mounting holes, and the mounting seat (2) is fixed on the chromatograph main body (1) through the mounting rods (15).

6. A gas chromatograph according to claim 1, characterized in that: the chromatograph comprises a chromatograph main body (1), wherein a turnover cover (16) is arranged on the front side surface of the chromatograph main body (1), a control panel (17) is arranged on the right side of the turnover cover (16), and the control panel (17) is arranged on the chromatograph main body (1).