CN216870469U

CN216870469U - Portable gas chromatograph

Info

Publication number: CN216870469U
Application number: CN202123017366.4U
Authority: CN
Inventors: 刘西国
Original assignee: Shandong Tenghai Analytical Instrument Co ltd
Current assignee: Shandong Tenghai Analytical Instrument Co ltd
Priority date: 2021-12-03
Filing date: 2021-12-03
Publication date: 2022-07-01
Anticipated expiration: 2031-12-03

Abstract

The utility model discloses a portable gas chromatograph, which comprises a case shell, wherein electric telescopic rods are respectively arranged at four corners of the bottom of the case shell, travelling wheels are fixedly installed at telescopic shaft ends of the electric telescopic rods, a liftable reversed-character-shaped plate is arranged at the inner bottom of the case shell, a rack is fixed at the left end of the upper side of the reversed-character-shaped plate, a gear matched with the rack is rotatably connected to the inner wall of the left side of the case shell, the front end of a rotating shaft on the gear extends to the outer side of the case shell and is fixedly connected with a crank, and supporting legs are respectively fixed at the four corners of the lower side of the reversed-character-shaped plate. Compared with the prior art, the method has the advantages that: according to the utility model, through the matching of the structural components such as the electric telescopic rod, the travelling wheels, the square-shaped return plates, the supporting legs and the like, when the gas chromatograph needs to move, the gas chromatograph can be conveniently and stably moved by pushing the hand push rod, the gas chromatograph is not easy to be damaged in the moving process, and the gas chromatograph is very stable when being parked.

Description

Portable gas chromatograph

Technical Field

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

Background

The gas chromatograph is a separation and analysis tool for multi-component mixture. The method uses gas as a mobile phase and adopts a column chromatography technology of a flushing method, when a multi-component analysis substance enters a chromatographic column, because the distribution coefficients of gas phase and fixed liquid-liquid phase of each component in the chromatographic column are different, the running speeds of the components in the chromatographic column are different, after a certain column length, the components sequentially leave the chromatographic column and enter a detector, and after the detection, the components are converted into electric signals to be sent to a data processing workstation, thereby completing the qualitative and quantitative analysis of the substance to be detected.

In prior art, gas chromatograph's transport or removal work are all accomplished by the manual work, because gas chromatograph has precision and the great characteristics of volume, so artifical transport is very wasted time and energy, and if gas chromatograph bumps or drops etc. accident in the handling, just can bring not little damage for gas chromatograph.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of overcoming the technical difficulties and provide a portable gas chromatograph which can save time and labor and can carry the gas chromatograph conveniently, quickly and stably.

In order to solve the technical problems, the technical scheme provided by the utility model is as follows:

the utility model provides a portable gas chromatograph, includes the case casing, the four corners department of case casing bottom is provided with electric telescopic handle respectively, electric telescopic handle's flexible axle head installation is fixed with the walking wheel, the internal bottom of case casing is equipped with the word board that returns of liftable, it is fixed with the rack to return word board upside left end department, it is connected with the gear with rack matched with to rotate on the left side inner wall of case casing, the front end of the pivot on the gear extends to case casing outside and fixedly connected with crank, it is fixed with the supporting leg respectively to return the four corners department of word board downside, the supporting leg run through the bottom tank wall of case casing and with tank wall between sliding connection, it passes through limit structure and fixes the inboard at the case casing to return the word board.

As the improvement, limit structure including run through the left and right sides tank wall of casing respectively and with between the tank wall sliding connection's two pull poles and fix respectively two spacing pieces of supporting at the relative side of two pull poles, spacing piece of supporting be located back word shaped plate upside and with back between the word shaped plate inconsistent, two the opposite side of pull pole is fixed with the bracelet respectively, and the slip respectively on two pull poles has cup jointed the spacing section of thick bamboo of fixing on the inner wall of casing left and right sides. The clip is used for quickly limiting and fixing the clip-shaped plate.

As an improvement, a hand push rod is arranged behind the chassis shell, the left end and the right end of the front side of the hand push rod are respectively connected with a telescopic rod, a fixed cylinder is sleeved on the telescopic rods in a sliding mode and fixed to the inner side of the fixed cylinder through hand-screwed screws, and the fixed cylinder is fixed to the rear side of the chassis shell. The gas chromatograph is convenient to push and move.

As an improvement, the electric telescopic rod is embedded and fixed on the bottom box wall of the case shell, and the upper part of the electric telescopic rod is positioned on the inner side of the case shell.

Compared with the prior art, the utility model has the advantages that: according to the utility model, through the matching of the electric telescopic rod, the walking wheel, the square-shaped return plate, the supporting leg and other structural components, when the gas chromatograph needs to move, the gas chromatograph can be conveniently and stably moved by pushing the hand push rod, the gas chromatograph is not easy to be damaged in the moving process, and the gas chromatograph is very stable when being parked.

Drawings

Fig. 1 is a side view of a portable gas chromatograph according to the present invention.

Fig. 2 is a side view, partially cross-sectional structural schematic diagram of a portable gas chromatograph according to the present invention.

Fig. 3 is a schematic structural diagram of a clip-shaped movable plate of a portable gas chromatograph according to the present invention.

As shown in the figure: 1. the quick-witted case casing, 2, electric telescopic handle, 3, walking wheel, 4, return word shaped plate, 5, rack, 6, gear, 7, crank, 8, supporting leg, 9, pull pole, 10, spacing piece of supporting, 11, bracelet, 12, handspike, 13, telescopic link, 14, a fixed section of thick bamboo, 15, hand screw, 16, a spacing section of thick bamboo.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "lateral", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified. Furthermore, the term "comprises" and any variations thereof is intended to cover non-exclusive inclusions.

The present invention will be described in further detail with reference to the accompanying drawings.

A portable gas chromatograph includes a housing case 1. It is worth noting that the gas chromatograph in the utility model is the prior art, and the gas chromatograph is internally provided with a liquid storage bottle, a liquid inlet device, a sample introduction device, a chromatographic column, a detector and other structural components. This novel gas chromatograph that only exists to among the prior art the problem of the transport of not being convenient for and improve gas chromatograph's chassis shell structure. Electric telescopic handle 2 in this novel is prior art and connects external power supply and control switch.

The four corners department of case casing 1 bottom is provided with electric telescopic handle 2 respectively, electric telescopic handle 2 inlays to establish and fixes on the bottom tank wall of case casing 1 and upper portion is located case casing 1 inboard, and electric telescopic handle 2's flexible axle head installation is fixed with walking wheel 3.

The bottom is equipped with the word board 4 that returns of liftable in the

case body

1, 4 upside left end departments of the word board of returning are fixed with rack 5, it is connected with 5 matched with gears 6 with the rack to rotate on the left side inner wall of case body 1, the front end of the pivot on the gear 6 extends to the case body 1 outside and fixedly connected with crank 7, it is fixed with supporting leg 8 respectively to return four corners department of 4 downside of word board, supporting leg 8 run through the bottom tank wall of case body 1 and with between the tank wall sliding connection.

The square-shaped plate 4 is fixed on the inner side of the chassis shell 1 through a limiting structure. Concretely, limit structure including run through the left and right sides tank wall of casing 1 respectively and with between the tank wall two pull pole 9 of sliding connection with fix respectively two spacing pieces 10 of supporting at two pull pole 9 relative side, spacing piece 10 of supporting is located back 4 upsides of word shaped plate and with back between the word shaped plate 4 inconsistent, two the opposite side of pull pole 9 is fixed with bracelet 11 respectively, and the slip respectively has cup jointed spacing section of thick bamboo 16 of fixing on the inner wall of casing 1 left and right sides on two pull pole 9.

A hand push rod 12 is arranged behind the machine case shell 1, the left end and the right end of the front side of the hand push rod 12 are respectively connected with an expansion rod 13, a fixed cylinder 14 is sleeved on the expansion rod 13 in a sliding mode and fixed on the inner side of the fixed cylinder 14 through a hand-screwed screw 15, and the fixed cylinder 14 is fixed on the rear side of the machine case shell 1.

The utility model is specifically divided into two states during the specific implementation:

when in a walking state: electric telescopic handle 2 extension and make walking wheel 3 land on the ground, then clockwise rotation crank 7, the cooperation through gear 6 and rack 5 drives back style of calligraphy shaped plate 4 and rises, keep away from ground (spacing piece 10 of supporting this moment keeps away from back style of calligraphy shaped plate 4), then promote pull pole 9 to the direction that is close to back style of calligraphy shaped plate 4, it is located back style of calligraphy shaped plate 4 under to spacing piece 10 of supporting until, then loosen behind crank 7, it is convenient for to put on spacing piece 10 to return style of calligraphy shaped plate 4, then with telescopic link 13 to the fixed 14 outside pulls of a section of thick bamboo and fix, then alright come convenient promotion gas chromatograph through handspike 12.

In the parking state: anticlockwise rotation crank 7 lets return font plate 4 descend (spacing piece 10 of supporting at this moment has kept away from return font plate 4), then with spacing piece 10 of supporting move back font plate 4 positive upside, then make walking wheel 3 keep away from ground through shortening of electric telescopic handle 2, spacing piece 10 of supporting at this moment just can support and return font plate 4 and make it fixed, supporting leg 8 contact ground, placing that gas chromatograph can be stable (telescopic link 13 at this moment contracts completely in fixed section of thick bamboo 14).

The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. A portable gas chromatograph, characterized by: comprises a case shell (1), four corners at the bottom of the case shell (1) are respectively provided with an electric telescopic rod (2), the telescopic shaft end of the electric telescopic rod (2) is fixedly provided with a travelling wheel (3), a liftable return-shaped plate (4) is arranged at the bottom in the case shell (1), a rack (5) is fixed at the left end of the upper side of the return-shaped plate (4), a gear (6) matched with the rack (5) is rotatably connected on the inner wall of the left side of the case shell (1), the front end of a rotating shaft on the gear (6) extends to the outer side of the case shell (1) and is fixedly connected with a crank (7), supporting legs (8) are respectively fixed at the four corners of the lower side of the square-shaped plate (4), the supporting legs (8) penetrate through the bottom box wall of the machine box shell (1) and are connected with the box wall in a sliding way, the square-shaped plate (4) is fixed on the inner side of the chassis shell (1) through a limiting structure.

2. A portable gas chromatograph according to claim 1, characterized in that: limiting structure including run through the left and right sides tank wall of quick-witted case casing (1) respectively and with between the tank wall sliding connection two pull pole (9) and fix respectively two spacing pieces (10) of supporting at two pull pole (9) relative sides, spacing piece (10) of supporting are located back word shaped plate (4) upside and with back between the word shaped plate (4) inconsistent, two the opposite side of pull pole (9) is fixed with bracelet (11) respectively, and the slip cup joints respectively on two pull pole (9) spacing section of thick bamboo (16) of fixing on the inner wall of the left and right sides of quick-witted case casing (1).

3. A portable gas chromatograph according to claim 1, characterized in that: the novel cabinet is characterized in that a hand push rod (12) is arranged at the rear of the cabinet shell (1), the left end and the right end of the front side of the hand push rod (12) are respectively connected with a telescopic rod (13), a fixed cylinder (14) is sleeved on the telescopic rod (13) in a sliding mode and is fixed to the inner side of the fixed cylinder (14) through a hand-screwed screw (15), and the fixed cylinder (14) is fixed to the rear side of the cabinet shell (1).

4. A portable gas chromatograph according to claim 1, characterized in that: the electric telescopic rod (2) is embedded and fixed on the bottom box wall of the case shell (1) and the upper part of the electric telescopic rod is positioned on the inner side of the case shell (1).