Gas chromatograph with adjusting function

Abstract

The utility model provides a gas chromatograph with an adjusting function, which relates to the technical field of gas chromatographs and comprises a chromatograph body, an adjusting mechanism is arranged on the chromatograph body and comprises an L-shaped plate, a rectangular plate and a mounting seat, a controller is mounted on the front surface of the L-shaped plate, and a rectangular block is fixed at the top of the mounting seat. By arranging the adjusting mechanism, the gas chromatograph can have the function of automatically adjusting the position of the protective structure, that is, when the gas chromatograph is used, the situation that the position of the protective structure on the gas chromatograph needs to be adjusted through manual operation of a worker can be avoided, so that the labor intensity of the worker is reduced, and the working efficiency is improved. And the preparation time when the gas chromatograph is used is reduced, the use effect of the gas chromatograph is improved, and meanwhile, the use efficiency of the gas chromatograph is also improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to gas chromatograph technical field especially relates to a gas chromatograph with adjusting function. BACKGROUND

[0002] The gas chromatograph is a kind of instrument for separating and analyzing volatile and semi-volatile organic compounds in complex mixture, it is widely used in environmental monitoring, chemical industry, food and medicine and other fields.

[0003] The existing, such as Chinese patent publication number: CN210690500U a kind of adjusting formula gas chromatograph, including base, mounting seat and chromatograph main body, the top of the base is equipped with foot-operated hydraulic cylinder, the output end of the foot-operated hydraulic cylinder is connected with hydraulic rod, the top of the hydraulic rod is connected with mounting seat by rotating mechanism, the upper surface of the mounting seat is equipped with buffer groove, the mounting plate is connected in buffer groove by buffer assembly, the chromatograph main body is fixed on mounting plate, the outside of the chromatograph main body is equipped with protective cover, the outer wall of the protective cover is fixed with anti-collision batten around, the bottom of the protective cover both sides is fixed with lifting plate inserted in mounting seat.

[0004] In the above prior art, although the device can be covered by the protective cover and the anti-collision batten when not in use, which can prevent the gas chromatograph from being damaged by collision and protect the service life of the gas chromatograph, and when in use, the protective cover can be lifted up and fixed by tightening the bolts in the corresponding bolt holes of the lifting plate, which is simple and convenient to operate, but the protective structure of the device needs to be manually lifted and fixed by the staff when in use, which is cumbersome to operate, increases the labor intensity of the staff, and increases the preparation time when the gas chromatograph is in use, which reduces the use effect and efficiency of the gas chromatograph.

[0005] Therefore, a gas chromatograph with adjusting function is needed to solve the above technical problems. UTILITY MODEL CONTENTS

[0006] The utility model aims at solving the problem of the protective structure of the existing gas chromatograph in the prior art, which needs to be manually lifted and fixed by the staff when in use, which is cumbersome to operate, increases the labor intensity of the staff, and increases the preparation time when the gas chromatograph is in use, which reduces the use effect and efficiency of the gas chromatograph, and proposes a gas chromatograph with adjusting function.

[0007] In order to achieve the above object, the utility model discloses the following technical scheme: a gas chromatograph with adjusting function, include: chromatograph body, be provided with adjusting mechanism on chromatograph body,

[0008] The adjusting mechanism includes an L-shaped plate, a rectangular plate and a mounting seat, a controller is installed on the front surface of the L-shaped plate, a rectangular block is fixed to the top of the mounting seat, a bidirectional threaded rod is rotatably connected to the inside of the mounting seat through a bearing, a first electric push rod is installed on the top of the rectangular block, and a threaded groove is formed in one side of the rectangular plate.

[0009] Preferably, the underside of the L-shaped plate is in contact with the top of the chromatograph body, the surface of the L-shaped plate is in contact with the front surface of the chromatograph body, and the bottom of the rectangular plate is in contact with the top of the chromatograph body.

[0010] Preferably, the mounting seat is installed on the top of the chromatograph body, the bottom of the rectangular block is in contact with the top of the rectangular plate, and one end of the bidirectional threaded rod is threaded through the L-shaped plate near the side of the rectangular plate.

[0011] Preferably, the other end of the bidirectional threaded rod is threaded into the inside of the threaded groove, one end of the telescopic end of the first electric push rod is installed on the top of the L-shaped plate, and the first electric push rod is electrically connected to the controller.

[0012] Preferably, an L-shaped hole is formed in the top of the rectangular plate, a baffle is movably sleeved in the inside of the L-shaped hole, and two hole blocks are fixed to the top of the rectangular plate.

[0013] Preferably, a second electric push rod is installed on the top of each of the two hole blocks, the inner surface of the baffle is in contact with the outer surface of the chromatograph body near the top position, and the two second electric push rods are electrically connected to the controller.

[0014] Preferably, one end of the telescopic end of each of the two second electric push rods is installed on the top of the baffle, the telescopic end of each of the two second electric push rods is movably sleeved in the through hole of the two hole blocks, respectively, and the underside of the baffle is in contact with the top of the rectangular plate.

[0015] Compared with the prior art, the utility model has the advantages and positive effects that,

[0016] 1. The utility model discloses a adjusting mechanism can be provided with the function that the gas chromatograph has the automatic regulation protection structure position, namely the gas chromatograph can avoid the situation that needs staff manual operation to adjust the protection structure position on the gas chromatograph when using, this not only reduces the labor intensity of staff, also reduced the preparation time of gas chromatograph when using, improved the use effect of gas chromatograph, simultaneously also improved the use efficiency of gas chromatograph, can install first electric push rod on the top of chromatograph body through the cooperation of mounting seat and rectangle block, can drive rectangle board to move through the cooperation of movable L -shaped board, chromatograph body, mounting seat, bearing, two -way threaded rod and screw groove.

[0017] 2. The utility model discloses a cooperation of two starting's second electric push rod and two hole blocks can drive the baffle to move in the inside of L -shaped hole, can carry out dustproof protection to the sample injection port on chromatograph body through the cooperation of baffle, L -shaped hole and rectangle board. ACCURACY

[0018] Figure 1 A three-dimensional view of the gas chromatograph with adjustment function is provided for the utility model;

[0019] Figure 2 A partial three-dimensional view of the gas chromatograph with adjustment function is provided for the utility model;

[0020] Figure 3 Another angle partial three-dimensional view of the gas chromatograph with adjustment function is provided for the utility model;

[0021] Figure 4 A partial cross-sectional three-dimensional view of the gas chromatograph with adjustment function is provided for the utility model;

[0022] Figure 5 Another state three-dimensional view of the gas chromatograph with adjustment function is provided for the utility model.

[0023] Legend: 1, chromatograph body; 2, adjusting mechanism; 201, L-shaped board; 202, controller; 203, rectangle board; 204, mounting seat; 205, rectangle block; 206, two -way threaded rod; 207, first electric push rod; 208, screw groove; 3, L-shaped hole; 4, baffle; 5, hole block; 6, second electric push rod. DETAILED DESCRIPTION

[0024] In order to more clearly understand the above purpose, features and advantages of the utility model, the utility model is further illustrated below in conjunction with the drawings and examples. It should be noted that the embodiments and features in the embodiments of the present application can be combined with each other without conflict.

[0025] Many particular details are set forth in the following description in order to provide a thorough understanding of the application. However, the application can be practiced according to the claims without resorting to some of the specific details set forth in the following description.

[0026] As shown in Figures 1-5 The utility model provides a gas chromatograph with adjusting function, include: chromatograph body 1, be provided with adjusting mechanism 2 on chromatograph body 1,

[0027] Adjusting mechanism 2 includes L shaped board 201, rectangular plate 203 and mounting seat 204, the positive surface of L shaped board 201 is installed with controller 202, the top of mounting seat 204 is fixed with rectangular block 205, the inside of mounting seat 204 is rotatably connected with bidirectional screw rod 206 through bearing, the top of rectangular block 205 is installed with first electric push rod 207, the side of rectangular plate 203 is provided with screw groove 208, the downside of L shaped board 201 is in contact with the top of chromatograph body 1, the surface of L shaped board 201 is in contact with the positive surface of chromatograph body 1, the bottom of rectangular plate 203 is in contact with the top of chromatograph body 1, mounting seat 204 is installed on the top of chromatograph body 1, the bottom of rectangular block 205 is in contact with the top of rectangular plate 203, one end of bidirectional screw rod 206 is screwed and penetrates the side of L shaped board 201 close to rectangular plate 203, the other end of bidirectional screw rod 206 is screwed and is sleeved in the inside of screw groove 208, the telescopic end one end of first electric push rod 207 is installed with the top of L shaped board 201, first electric push rod 207 is electrically connected with controller 202, the top of rectangular plate 203 is provided with L shaped hole 3, the inside of L shaped hole 3 is movably sleeved with baffle 4, the top of rectangular plate 203 is fixed with two hole blocks 5, the top of two hole blocks 5 is installed with second electric push rod 6, the inner surface of baffle 4 is in contact with the outer surface of chromatograph body 1 close to the top position, two second electric push rods 6 are electrically connected with controller 202, the telescopic end one end of two second electric push rods 6 is installed with the top of baffle 4, the telescopic end of two second electric push rods 6 is movably sleeved in the through hole of two hole blocks 5 respectively, the downside of baffle 4 is in contact with the top of rectangular plate 203.

[0028] The achieved effect is that when the chromatograph body 1 needs to be used, the controller 202 is connected with the external power supply first, then the two second electric push rods 6 are started simultaneously by using the controller 202, at this time, the two started second electric push rods 6 will drive the baffle 4 to move vertically upward in the L-shaped hole 3 under the cooperation of the corresponding hole block 5, when the baffle 4 cannot move any more, the bottom of the baffle 4 is just at the same horizontal plane with the bottom of the rectangular plate 203, at the same time, the two second electric push rods 6 are closed first by using the controller 202, and then the first electric push rod 207 is started, at this time, the two closed second electric push rods 6 will stop the baffle 4 from moving, and the started first electric push rod 207 will drive the L-shaped plate 201 to move horizontally towards the mounting seat 204 under the cooperation of the rectangular block 205 and the mounting seat 204, at this time, the moving L-shaped plate 201 will drive the controller 202 to move together, and the moving L-shaped plate 201 will drive the bidirectional screw rod 206 to rotate under the cooperation of the mounting seat 204 and the bearing, and the rotating bidirectional screw rod 206 will drive the rectangular plate 203 to move horizontally towards the mounting seat 204 under the cooperation of the chromatograph body 1 and the screw groove 208, at the same time, the moving rectangular plate 203 will drive the two hole blocks 5, the two second electric push rods 6 and the baffle 4 to move, when the L-shaped plate 201 cannot move any more, the first electric push rod 207 is closed first by using the controller 202, at this time, the closed first electric push rod 207 will stop the L-shaped plate 201 from moving, and the stopped L-shaped plate 201 will stop the rectangular plate 203 from moving under the cooperation of the above-mentioned components, when the L-shaped plate 201 and the rectangular plate 203 both stop moving, the L-shaped plate 201 is just separated from the display screen on the chromatograph body 1, and the rectangular plate 203 is just separated from the opening of the sample inlet on the chromatograph body 1, at the same time, the other end face of the bidirectional screw rod 206 is just in contact with the inner wall of the screw groove 208, that is, the automatic adjustment of the protection structure on the chromatograph body 1 is completed, then the external sample introduction system is connected with the sample inlet of the chromatograph body 1, then the external gas supply system and the external data processing system are sequentially connected with the chromatograph body 1, and then the chromatograph body 1 can be used to analyze the sample (substance to be detected) introduced from the sample introduction system, when the chromatograph body 1 completes the use operation, the reverse operation is directly performed according to the above-mentioned operation steps until the above-mentioned components are reset to the original positions, at this time, the display screen and the sample inlet on the chromatograph body 1 can be protected from collision under the cooperation of the L-shaped plate 201 and the rectangular plate 203, and the sample inlet of the chromatograph body 1 can be protected from dust under the cooperation of the rectangular plate 203, the L-shaped hole 3 and the baffle 4.

[0029] Working principle: when the chromatograph body 1 needs to be used, the controller 202 is connected with the external power supply at the moment, and then the two second electric push rods 6 are started at the same time with the controller 202, at which moment the two started second electric push rods 6 will drive the baffle 4 to move vertically upward in the L-shaped hole 3 under the cooperation of the corresponding hole block 5, when the baffle 4 cannot move any more, at this moment the bottom of the baffle 4 is just at the same horizontal plane with the bottom of the rectangular plate 203, and then the two second electric push rods 6 are closed with the controller 202, and then the first electric push rod 207 is started, at which moment the two closed second electric push rods 6 will make the baffle 4 stop moving, and the started first electric push rod 207 will drive the L-shaped plate 201 to move horizontally towards the mounting seat 204 under the cooperation of the rectangular block 205 and the mounting seat 204, at which moment the moving L-shaped plate 201 will drive the controller 202 to move together, and the moving L-shaped plate 201 will make the two-way threaded rod 206 rotate under the cooperation of the mounting seat 204 and the bearing, and the rotating two-way threaded rod 206 will drive the rectangular plate 203 to move horizontally towards the mounting seat 204 under the cooperation of the chromatograph body 1 and the threaded groove 208, at the same time, the moving rectangular plate 203 will drive the two hole blocks 5, the two second electric push rods 6 and the baffle 4 to move, when the L-shaped plate 201 cannot move any more, at this moment the first electric push rod 207 is closed with the controller 202, at which moment the closed first electric push rod 207 will make the L-shaped plate 201 stop moving, and the stopped L-shaped plate 201 will make the rectangular plate 203 stop moving under the cooperation of the above-mentioned parts, when the L-shaped plate 201 and the rectangular plate 203 both stop moving, at this moment the L-shaped plate 201 is just separated from the display screen on the chromatograph body 1, and the rectangular plate 203 is just separated from the opening of the sample inlet on the chromatograph body 1, at the same time, the other end face of the two-way threaded rod 206 is just in contact with the inner wall of the threaded groove 208, that is, the automatic adjustment of the protection structure on the chromatograph body 1 is completed, then the external sample introduction system is connected with the sample inlet of the chromatograph body 1, and then the external gas supply system and the external data processing system are connected with the chromatograph body 1 in turn, and then the chromatograph body 1 can be used to analyze the sample (substance to be detected) introduced from the sample introduction system, when the chromatograph body 1 completes the use operation, at this moment the reverse operation is directly carried out according to the above-mentioned operation steps, until the above-mentioned parts are reset to the original position, at which moment the display screen and the sample inlet on the chromatograph body 1 can be protected from collision under the cooperation of the L-shaped plate 201 and the rectangular plate 203, and the sample inlet of the chromatograph body 1 can be protected from dust under the cooperation of the rectangular plate 203, the L-shaped hole 3 and the baffle 4.

[0030] Among them, the bearing is a common part in real life.

[0031] The surface of the L-shaped plate 201 is in contact with the front surface of the display screen on the chromatograph body 1, and the rectangular plate 203 is directly above the sample inlet on the chromatograph body 1.

[0032] As shown in the figure, Figure 1 When the L-shaped plate 201 and the rectangular plate 203 are not moved, the other end of the two-way threaded rod 206 is located in the threaded groove 208 close to the notch.

[0033] The chromatograph body 1 is a gas chromatograph, which is usually composed of a shell, a chromatographic column, a column oven, a control system, a detection system and the like.

[0034] The controller 202 (PLC controller), the chromatograph body 1, the first electric push rod 207 and the second electric push rod 6 in the utility model are all prior art, and their working principles are all public technology. Their models can be selected according to actual conditions, and will not be explained here.

[0035] The above is only a preferred embodiment of the utility model, and is not intended to limit the utility model in other forms. Any skilled person in the art can modify or change the above disclosed technical content to equivalent embodiments applied to other fields. However, any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the utility model still belong to the protection scope of the technical scheme of the utility model.

Claims

1. A gas chromatograph with adjustment function, characterized in that, include: Chromatograph body (1), wherein an adjustment mechanism (2) is provided on the chromatograph body (1); The adjustment mechanism (2) includes an L-shaped plate (201), a rectangular plate (203), and a mounting base (204). A controller (202) is mounted on the front surface of the L-shaped plate (201). A rectangular block (205) is fixed on the top of the mounting base (204). A bidirectional threaded rod (206) is rotatably connected to the inside of the mounting base (204) through a bearing. A first electric push rod (207) is mounted on the top of the rectangular block (205). A threaded groove (208) is opened on one side of the rectangular plate (203).

2. The gas chromatograph with adjustment function according to claim 1, characterized in that: The lower side of the L-shaped plate (201) is in contact with the top of the chromatograph body (1), the surface of the L-shaped plate (201) is in contact with the front surface of the chromatograph body (1), and the bottom of the rectangular plate (203) is in contact with the top of the chromatograph body (1).

3. The gas chromatograph with adjustment function according to claim 1, characterized in that: The mounting base (204) is installed on the top of the chromatograph body (1), the bottom of the rectangular block (205) is in contact with the top of the rectangular plate (203), and one end of the bidirectional threaded rod (206) is threaded through the L-shaped plate (201) near the side of the rectangular plate (203).

4. The gas chromatograph with adjustment function according to claim 1, characterized in that: The other end of the bidirectional threaded rod (206) is threaded into the inside of the threaded groove (208). One end of the telescopic end of the first electric push rod (207) is installed with the top of the L-shaped plate (201). The first electric push rod (207) is electrically connected to the controller (202).

5. The gas chromatograph with adjustment function according to claim 1, characterized in that: The top of the rectangular plate (203) is provided with an L-shaped hole (3), and a baffle (4) is movably sleeved inside the L-shaped hole (3). Two perforated blocks (5) are fixed on the top of the rectangular plate (203).

6. The gas chromatograph with adjustment function according to claim 5, characterized in that: The top of each of the two perforated blocks (5) is equipped with a second electric push rod (6), the inner surface of the baffle (4) is in contact with the outer surface of the chromatograph body (1) near the top, and the two second electric push rods (6) are electrically connected to the controller (202).

7. The gas chromatograph with adjustment function according to claim 6, characterized in that: One end of the telescopic end of each of the two second electric push rods (6) is installed with the top of the baffle (4). The telescopic ends of the two second electric push rods (6) are respectively movably sleeved inside the through holes of the two perforated blocks (5). The lower side of the baffle (4) is in contact with the top of the rectangular plate (203).

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