Gas chromatograph intelligent detection device with good protection effect

Abstract

The utility model discloses a gas chromatograph intelligent detection device with good protection effect, which comprises a detection box, a protection mechanism and a cleaning mechanism, the front side of the outer wall of the detection box is provided with a control panel, and the top end of the outer wall of the detection box is fixedly provided with gas injection equipment. Through the arrangement of the protection mechanism, when the device works normally, a motor can drive a screw rod to rotate, so that a movable frame in threaded connection with the screw rod is controlled to transversely move, and the movable frame drives a protection cover to surround and shield the gas injection equipment; the protective cover with a certain anti-explosion effect can play a protection role, the situation that flammable and explosive gas in the gas injection equipment leaks and deflagrates to hurt surrounding workers is avoided, and the safety protection capacity and use convenience of the device are effectively improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of gas chromatograph analyzers, in particular to an intelligent detection device for gas chromatographs with good protection effect. Background Art

[0002] Gas chromatograph is a separation and analysis tool for multi-component mixtures. It uses gas as the mobile phase and adopts column chromatography technology with flushing method. When the automatic sample preparation and injection device pushes the multi-component analytical substances into the chromatographic column, due to the different distribution coefficients between the gas phase and the stationary liquid phase of the chromatographic column, the running speed of each component in the chromatographic column is also different. After a certain column length, they leave the chromatographic column in sequence and enter the detector. After detection, they are converted into electrical signals and sent to the data processing workstation, thus completing the fully automatic qualitative and quantitative analysis of the measured substances. In order to improve the protection of the gas chromatograph, it is necessary to propose a gas chromatograph intelligent detection device with good protection effect.

[0003] The currently used intelligent detection devices of gas chromatographs all have the problem that it is not convenient to shield and protect the gas injection equipment, the gas used for detection is flammable and explosive, and the lack of protection capability may cause harm to the personal safety of surrounding workers. Utility Model Content

[0004] The purpose of the utility model is to provide a gas chromatograph intelligent detection device with good protection effect, so as to solve the problems proposed in the above background technology that the currently used gas chromatograph intelligent detection devices are not convenient for shielding and protecting the gas injection equipment, the gas used for detection is flammable and explosive, and the lack of protection ability may cause harm to the personal safety of surrounding workers.

[0005] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: an intelligent detection device for a gas chromatograph with good protection effect, comprising a detection box, a protection mechanism and a cleaning mechanism, a control panel is installed on the front side of the outer wall of the detection box, a gas injection device is fixed on the top of the outer wall of the detection box, the protection mechanism is installed on the top of the outer wall of the detection box, the protection mechanism comprises a fixed frame, a motor, a screw, a movable frame, a limit rod and a protective cover, the fixed frame is installed on the top of the outer wall of the detection box, and a motor is installed on one side of the outer wall of the fixed frame, a screw is connected inwardly to the output shaft of the motor, and the screw is installed on the other side of the outer wall of the fixed frame, a movable frame is sleeved on the outer wall of the screw, and a limit rod is passed through the inner wall of the movable frame, the limit rod is fixed on the inner wall of the fixed frame, the outer wall of the movable frame is connected with a protective cover, and the cleaning mechanism is installed on one side of the outer wall of the detection box.

[0006] Preferably, the movable frame and the screw rod are connected by threads, and the outer wall of the screw rod and the inner wall of the movable frame are both provided with matching threads.

[0007] Preferably, the movable frame and the fixed frame form a movable structure through a limiting rod, and the outer wall of the limiting rod is tightly fitted with the inner wall of the movable frame.

[0008] Preferably, the cleaning mechanism includes a slide, a slide groove, a slider, a grip rod, a rotating shaft and a brush cylinder. The slide is installed on one side of the outer wall of the detection box, and a slide groove is provided on the inner wall of the slide. A slider is provided on the inner wall of the slide groove. A grip rod is connected to one side of the outer wall of the slider, and a rotating shaft is connected to the other side of the outer wall of the slider. The upper end of the outer wall of the rotating shaft is connected to the brush cylinder.

[0009] Preferably, the brush cylinder forms a sliding structure through a slider and a slide groove, and the outer wall of the slider is tightly fitted with the inner wall of the slide groove.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] 1. A gas chromatograph intelligent detection device with good protection effect. Through the setting of the protection mechanism, such a setting can drive the screw to rotate through the motor when the device is working normally, so as to control the mobile frame connected with the screw thread to move horizontally, and the mobile frame drives the protective cover to enclose and shield the gas injection equipment. The protective cover with a certain explosion-proof effect can form a protective effect to prevent the leakage of flammable and explosive gases in the gas injection equipment from causing harm to the surrounding staff when the explosion occurs. When the gas in the gas injection equipment needs to be filled or replaced, the protective cover can be separated from the gas injection equipment by reversely controlling the motor, which is convenient for the staff to operate, and effectively improves the safety protection capability and ease of use of the device;

[0012] 2. A gas chromatograph intelligent detection device with good protective effect, through the setting of a cleaning mechanism, after the device has been used for a period of time, the outer wall of the control panel is prone to dust and stains, and if not cleaned in time, it will affect the staff's reading of the test content and data. The slider can cooperate with the sliding structure of the slide groove, and the brush barrel can be driven up and down by controlling the grip rod. The brush barrel forms a rotation effect under the cooperation of the rotating shaft, and the dust and stains on the outer wall of the control panel can be scraped and cleaned, which effectively improves the working stability and ease of use of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the front cross-sectional structure of the utility model;

[0014] Figure 2 This is a schematic diagram of the connection structure of the protective mechanism of the utility model;

[0015] Figure 3 It is a schematic diagram of the connection structure of the cleaning mechanism of the utility model.

[0016] In the figure: 1. detection box; 2. control panel; 3. gas injection equipment; 4. protection mechanism; 401. fixed frame; 402. motor; 403. screw; 404. movable frame; 405. limit rod; 406. protective cover; 5. cleaning mechanism; 501. slide frame; 502. slide groove; 503. slide block; 504. grip rod; 505. rotating shaft; 506. brush cylinder. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0018] See also Figure 1-3The utility model provides a technical solution: an intelligent detection device for a gas chromatograph with good protection effect, comprising a detection box 1, a protection mechanism 4 and a cleaning mechanism 5, a control panel 2 is installed on the front side of the outer wall of the detection box 1, a gas injection device 3 is fixed on the top of the outer wall of the detection box 1, the protection mechanism 4 is installed on the top of the outer wall of the detection box 1, the protection mechanism 4 includes a fixed frame 401, a motor 402, a screw 403, a moving frame 404, a limit rod 405 and a protective cover 406, the fixed frame 401 is installed The top of the outer wall of the detection box 1 and one side of the outer wall of the fixed frame 401 are equipped with a motor 402, the output shaft of the motor 402 is connected to the inner side of the screw 403, and the screw 403 is installed on the other side of the outer wall of the fixed frame 401, the outer wall of the screw 403 is sleeved with a movable frame 404, and the inner wall of the movable frame 404 is penetrated with a limit rod 405, the limit rod 405 is fixed on the inner wall of the fixed frame 401, the outer wall of the movable frame 404 is connected with a protective cover 406, and the movable frame 404 and the screw 403 are connected with a screw rod 403. The movable frame 404 is connected with the fixed frame 401 through the limit rod 405, and the outer wall of the limit rod 405 is tightly fitted with the inner wall of the movable frame 404. Such a setting can drive the screw 403 to rotate through the motor 402 when the device is operating normally, so as to control the movable frame 404 threadedly connected with the screw 403 to move horizontally, and the movable frame 404 drives the protective cover 406 to enclose and shield the gas injection equipment 3. The protective cover 406 with a certain explosion-proof effect can form a protective effect to prevent the inflammable and explosive gas in the gas injection equipment 3 from leaking and causing explosion to cause harm to the surrounding staff. When the gas in the gas injection equipment 3 needs to be filled or replaced, the motor 402 can be reversely controlled to separate the protective cover 406 from the gas injection equipment 3, which is convenient for the staff to operate and effectively improves the safety protection capability and ease of use of the device.

[0019] The cleaning mechanism 5 is installed on one side of the outer wall of the detection box 1. The cleaning mechanism 5 includes a slide 501, a slide groove 502, a slider 503, a grip 504, a rotating shaft 505 and a brush cylinder 506. The slide 501 is installed on one side of the outer wall of the detection box 1, and the inner wall of the slide 501 is provided with a slide groove 502, and the inner wall of the slide groove 502 is provided with a slider 503. One side of the outer wall of the slider 503 is connected to the grip 504, and the other side of the outer wall of the slider 503 is connected to the rotating shaft 505. The upper end of the outer wall of the rotating shaft 505 is connected to the brush cylinder 506, and the brush cylinder 506 forms a sliding structure with the slide groove 502 through the slider 503. The outer wall of the slider 503 fits tightly with the inner wall of the slide groove 502. Such a setting can make the outer wall of the control panel 2 easily adhere to dust and stains after the device has been used for a period of time. If it is not cleaned in time, it will affect the staff's reading of the test content and data. The slider 503 can cooperate with the sliding structure of the slide groove 502 to control the handle 504 to drive the brush cylinder 506 to move up and down. The brush cylinder 506 forms a rotation effect with the cooperation of the rotating shaft 505, and the dust and stains on the outer wall of the control panel 2 can be scraped and cleaned, which effectively improves the working stability and ease of use of the device.

[0020] Working principle: When it is necessary to use this gas chromatograph intelligent detection device with good protection effect, first, when the device is working normally, the motor 402 can be used to drive the screw 403 to rotate, so as to control the mobile frame 404 threadedly connected with the screw 403 to move horizontally, and the mobile frame 404 drives the protective cover 406 to enclose and shield the gas injection equipment 3. The protective cover 406 with a certain explosion-proof effect can form a protective effect to prevent the inflammable and explosive gas in the gas injection equipment 3 from leaking and causing explosion to cause harm to the surrounding personnel. When it is necessary to fill or replace the gas in the gas injection equipment 3, the reverse control The motor 402 can separate the protective cover 406 from the gas injection equipment 3, which is convenient for the staff to operate. Secondly, after the device has been used for a period of time, dust and stains are easily attached to the outer wall of the control panel 2. Failure to clean it in time will affect the staff's reading of the test content and data. The slider 503 can cooperate with the sliding structure of the slide groove 502 to control the handle 504 to drive the brush cylinder 506 to move up and down. The brush cylinder 506 forms a rotation effect with the cooperation of the rotating shaft 505, and the dust and stains on the outer wall of the control panel 2 can be scraped and cleaned. In this way, the instructions for use of a gas chromatograph intelligent detection device with good protective effect are completed.

[0021] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An intelligent detection device for gas chromatograph with good protection effect, characterized in that: The invention comprises a detection box (1), a protection mechanism (4) and a cleaning mechanism (5); a control panel (2) is installed on the front side of the outer wall of the detection box (1); a gas injection device (3) is fixed to the top of the outer wall of the detection box (1); the protection mechanism (4) is installed on the top of the outer wall of the detection box (1); the protection mechanism (4) comprises a fixed frame (401), a motor (402), a screw (403), a movable frame (404), a limit rod (405) and a protective cover (406); the fixed frame (401) is installed on the top of the outer wall of the detection box (1); and the fixed frame (401) is installed on the top of the outer wall of the detection box (1); 01) A motor (402) is installed on one side of the outer wall, the output shaft of the motor (402) is connected to a screw rod (403) inwardly, and the screw rod (403) is installed on the other side of the outer wall of the fixed frame (401), the outer wall of the screw rod (403) is sleeved with a movable frame (404), and the inner wall of the movable frame (404) is penetrated by a limiting rod (405), and the limiting rod (405) is fixed on the inner wall of the fixed frame (401), the outer wall of the movable frame (404) is connected to a protective cover (406), and the cleaning mechanism (5) is installed on one side of the outer wall of the detection box (1).

2. According to claim 1, a gas chromatograph intelligent detection device with good protection effect is characterized in that: The movable frame (404) and the screw rod (403) are connected by threads, and the outer wall of the screw rod (403) and the inner wall of the movable frame (404) are both provided with matching threads.

3. The intelligent detection device for gas chromatograph with good protection effect according to claim 1, characterized in that: The movable frame (404) forms a movable structure with the fixed frame (401) through the limiting rod (405), and the outer wall of the limiting rod (405) is tightly fitted with the inner wall of the movable frame (404).

4. The intelligent detection device for gas chromatograph with good protection effect according to claim 1, characterized in that: The cleaning mechanism (5) comprises a slide (501), a slide groove (502), a slider (503), a gripping rod (504), a rotating shaft (505) and a brush cylinder (506); the slide (501) is mounted on one side of the outer wall of the detection box (1); the inner wall of the slide (501) is provided with a slide groove (502); the inner wall of the slide groove (502) is provided with a slider (503); one side of the outer wall of the slider (503) is connected to the gripping rod (504); the other side of the outer wall of the slider (503) is connected to the rotating shaft (505); the upper end of the outer wall of the rotating shaft (505) is connected to the brush cylinder (506).

5. According to claim 4, a gas chromatograph intelligent detection device with good protection effect, Features: The brush cylinder (506) forms a sliding structure through the slider (503) and the slide groove (502). Furthermore, the outer wall of the slider (503) is tightly fitted with the inner wall of the slide groove (502).

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