CN213423083U - Dustproof liquid chromatograph - Google Patents

Abstract

The utility model discloses a dirt-proof liquid chromatograph, including dust proof box, detector and automatic sampler, the detector is installed through the bolt in dust proof box's bottom, the top fixed mounting of detector has automatic sampler, the air permeability plate is installed in dust proof box's inner wall welding, the delivery pump is installed through the bolt in air permeability plate's top, and the output of delivery pump passes through the conveyer pipe and is connected with automatic sampler, liquid suction pipe and vacuum degasser fixed connection are passed through to one side of delivery pump, vacuum degasser passes through the bolt and installs the top at the air permeability plate, dust proof box's top through installing the intake pipe, dust proof box's front end has the sealing door through hinge connection. The utility model discloses an install the sealing door at the dust proof case front end, guarantee the closure of device, keep apart the device with the external world through the dust proof case, avoid external dust to enter into the inside of device, guarantee the clean and tidy of detection air, improve the accuracy that the device detected data.

Description

Dustproof liquid chromatograph

Technical Field

The utility model relates to a liquid chromatograph technical field specifically is a dirt-proof liquid chromatograph.

Background

Liquid chromatography is a separation and analysis technology, and is characterized in that liquid is used as a mobile phase, a stationary phase can be in various forms such as paper, a thin plate, a packed bed and the like, and when organic chemical raw materials, chemical reagent auxiliaries and polyurethane products are produced, a chromatograph is required to analyze the medicament.

The existing liquid chromatograph has the following defects:

1. the traditional liquid chromatograph device is exposed to the outside, and the detection result is influenced by outside dust;

2. the traditional liquid chromatograph can generate heat in the operation process, and when the temperature in the device is too high, the operation of the device can be influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dirt-proof liquid chromatograph to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a dirt-proof liquid chromatograph, includes dust proof box, detector and automatic sampler, the detector is installed through the bolt in dust proof box's bottom, the top fixed mounting of detector has automatic sampler, the inner wall welding of dust proof box installs the gas permeable plate, the delivery pump is installed through the bolt in the top of gas permeable plate, and the output of delivery pump passes through the conveyer pipe and is connected with automatic sampler, liquid suction pipe and vacuum degasser fixed connection are passed through to one side of delivery pump, vacuum degasser passes through the bolt and installs the top at the gas permeable plate, the top of dust proof box is run through and is installed the intake pipe, there is the sealing door front end of dust proof box through hinge connection.

Preferably, the two sides of the dust-proof box are provided with air outlets, and the air outlets are positioned below the ventilating plate.

Preferably, the front end of the automatic sampler is provided with a control interface, and the automatic sampler is internally provided with a chromatographic column.

Preferably, one side of the vacuum degasser is provided with a connecting pipe, one end of the connecting pipe is provided with an embedding opening, and the embedding opening and the top part are provided with a solvent bottle in a threaded manner.

Preferably, the dust screen is installed through the bolt in the top of intake pipe, and fixed mounting has the support frame on the inner wall of intake pipe, and the hair-dryer is installed through the bolt in the inboard of support frame.

Preferably, the surface of the closed door is provided with an observation window, and the front end of the closed door at one side of the observation window is provided with a handle.

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

1. the utility model discloses an install the sealing door at the dust-proof box front end, guarantee the closure of device, keep apart the device with the external world through the dust-proof box, avoid external dust to enter into the inside of device, guarantee the clean and tidy of detection air, improve the accuracy that the device detected data, the bottleneck and the gomphosis of solvent bottle are fixed, and the person of facilitating the use installs the solvent bottle.

2. The utility model discloses an install the intake pipe at the top of dust-proof box, the inside of external air suction device is inhaled with the hair-dryer in the intake pipe, then filters by the dust screen in to the air, prevents that the dust from entering into the inside of device, and the air admission simultaneously enters into the inside of dust-proof box, then by the gas vent discharge for the circulation speed of air, be convenient for dispel the heat to the inside electronic equipment of device, guarantee device normal operating.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic front structural view of the present invention;

FIG. 3 is a schematic structural view of the automatic sampler of the present invention;

fig. 4 is a schematic structural view of the vacuum degasser of the present invention.

In the figure: 1. a dust-proof box; 101. an exhaust port; 102. a gas permeable plate; 2. a detector; 3. an automatic sampler; 301. a control interface; 302. a chromatographic column; 4. a delivery pump; 401. a liquid pumping pipe; 402. a delivery pipe; 5. a vacuum degasser; 501. a connecting pipe; 502. an embedding opening; 503. a solvent bottle; 6. an air inlet pipe; 601. a dust screen; 602. a support frame; 603. a blower; 7. a closing door; 701. an observation window; 702. a handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides an embodiment: a dustproof liquid chromatograph comprises a dustproof box 1, a detector 2 and an automatic sampler 3, wherein the detector 2 is installed at the bottom of the dustproof box 1 through bolts, the dustproof box 1 is sleeved on the outer side of the device and used for blocking dust from entering and avoiding dust from affecting the detection result of the device, the detector 2 converts the concentration of a sample into an electric signal and transmits the electric signal to a recorder, data is printed out in a map form, the automatic sampler 3 is fixedly installed at the top of the detector 2 of the dustproof box 1, the automatic sampler 3 carries the material conveyed into the device after being recombined into a chromatographic column 302, a ventilating plate 102 is welded and installed on the inner wall of the dustproof box 1, a ventilating opening is formed in the ventilating plate 102, and after air enters the device, the air passes through the ventilating opening and enters the bottom of the dustproof box 1 and is used for improving the air pressure in the inner space of the dustproof box 1, the top of the air-permeable plate 102 is provided with a delivery pump 4 through a bolt, the output end of the delivery pump 4 is connected with an automatic sampler 3 through a delivery pipe 402, one side of the delivery pump 4 is fixedly connected with a vacuum degasser 5 through a liquid-pumping pipe 401, the delivery pump 4 pumps liquid out of the inside of the vacuum degasser 5 through the liquid-pumping pipe 401 when running, the vacuum degasser 5 separates air in the solution and reduces the influence of the air in the solution on the solution, then the delivery pump 4 delivers the solution to the inside of the automatic sampler 3 through the delivery pipe 402, the automatic sampler 3 samples materials to facilitate the detection of the solution by a user, the vacuum degasser 5 is arranged at the top of the air-permeable plate 102 through a bolt, and the top of the dust-proof box 1 is provided with an air inlet pipe 6 in a penetrating way, intake pipe 6 is fixed at the top of device for the entering of guide air makes the inside of dust proof box 1 be in under a highly compressed environment, there is sealing door 7 at the front end of dust proof box 1 through hinge connection, and sealing door 7 seals dust proof box 1, guarantees the closure of device, guarantees that the atmospheric pressure in dust proof box 1 is in high-pressure state, prevents that the dust is close to the device.

Further, both sides of dust proof box 1 are equipped with gas vent 101, and gas vent 101 is located the below of ventilative board 102, and gas vent 101 is fixed in dust proof box 1 both sides bottom, discharges air and heat through gas vent 101, guarantees the air circulation nature of device for the radiating rate of device prevents that the dust from entering into inside the device, improves the accuracy that detects.

Further, a control interface 301 is installed at the front end of the automatic sampler 3, a chromatographic column 302 is installed inside the automatic sampler 3, a user operates the control device through the control interface 301, then the device of the closing door 7 is closed to automatically sample after parameters are set, liquid is conveyed into the chromatographic column 302, the solution is processed and processed for multiple times through the automatic sampler 3 and conveyed into the chromatographic column 302, the condition is recorded by the automatic sampler 3, and finally the solution flows out of the column.

Furthermore, a connecting pipe 501 is installed on one side of the vacuum degasser 5, an embedding opening 502 is installed at one end of the connecting pipe 501, a solvent bottle 503 is installed on the embedding opening 502 and the top of the connecting pipe 502 in a threaded mode, the solvent bottle 503 stores the solution, the device conveys the solution, the bottle opening of the solvent bottle 503 is embedded and fixed with the embedding opening 502, a user can conveniently install the solvent bottle 503, the solvent bottle 503 conveys the solution into the vacuum degasser 5 through the connecting pipe 501, and air in the solution is treated through the vacuum degasser 5, so that the quality of the solution is improved.

Further, dust screen 601 is installed through the bolt in the top of intake pipe 6, fixed mounting has support frame 602 on the inner wall of intake pipe 6, hair-dryer 603 is installed through the bolt in the inboard of support frame 602, support frame 602 fixes hair-dryer 603, guarantee that hair-dryer 603 is stable fixes in the inside of intake pipe 6, hair-dryer 603 inhales the inside of device with external air, then filter the dust in the air by dust screen 601, prevent that the dust from entering into the inside of device, the air enters into the inside of device simultaneously, dispel the heat to the inside electronic equipment of device, guarantee device normal operating.

Further, the surface mounting of sealing door 7 has observation window 701, and handle 702 is installed to the sealing door 7 front end of observation window 701 one side, and observation window 701 comprises transparent glass, and the inside measuring condition of user's observation device is facilitated, carries out the enclosure by sealing door 7, guarantees the inside atmospheric pressure of device, and the user controls opening and shutting of sealing door 7 through handle 702, convenient control.

The working principle is as follows: the user fixes the solvent bottle 503 which is provided with the detection to the inside of the embedded opening 502 in an embedded way, then the solution enters the inside of the vacuum degasser 5, the vacuum degasser 5 degasses the solution, then the delivery pump 4 operates to pump the liquid out of the inside of the vacuum degasser 5 through the liquid pumping pipe 401, then the delivery pump 4 delivers the solution to the inside of the automatic sampler 3 through the delivery pipe 402, the user controls the operation of the device through the control interface 301, then after the parameters are set, the device of the closed door 7 is closed to automatically sample, the liquid is delivered to the inside of the chromatographic column 302, the solution is processed and processed for a plurality of times through the automatic sampler 3, delivered to the inside of the chromatographic column 302, the condition is recorded through the automatic sampler 3, finally the solution flows out of the column, the concentration of the sample is converted into an electric signal through the detector 2 and is delivered, the data is printed in a map form.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides a dirt-proof liquid chromatograph, includes dust proof box (1), detector (2) and automatic sampler (3), its characterized in that: the automatic sampling device is characterized in that a detector (2) is installed at the bottom of the dust prevention box (1) through bolts, an automatic sampler (3) is fixedly installed at the top of the detector (2), a vent plate (102) is installed on the inner wall of the dust prevention box (1) in a welded mode, a conveying pump (4) is installed at the top of the vent plate (102) through bolts, the output end of the conveying pump (4) is connected with the automatic sampler (3) through a conveying pipe (402), one side of the conveying pump (4) is fixedly connected with a vacuum degasser (5) through a liquid pumping pipe (401), the vacuum degasser (5) is installed at the top of the vent plate (102) through bolts, an air inlet pipe (6) is installed at the top of the dust prevention box (1) in a penetrating mode, and the front end of the dust prevention box (1) is connected with.

2. The dustproof liquid chromatograph of claim 1, wherein: exhaust ports (101) are arranged on two sides of the dust-proof box (1), and the exhaust ports (101) are located below the breathable plate (102).

3. The dustproof liquid chromatograph of claim 1, wherein: the front end of the automatic sampler (3) is provided with a control interface (301), and the inside of the automatic sampler (3) is provided with a chromatographic column (302).

4. The dustproof liquid chromatograph of claim 1, wherein: one side of the vacuum degasser (5) is provided with a connecting pipe (501), one end of the connecting pipe (501) is provided with an embedding opening (502), and the embedding opening (502) and the top part are provided with a solvent bottle (503) in a threaded manner.

5. The dustproof liquid chromatograph of claim 1, wherein: the dust screen (601) is installed through the bolt in the top of intake pipe (6), and fixed mounting has support frame (602) on the inner wall of intake pipe (6), and hair-dryer (603) are installed through the bolt to the inboard of support frame (602).

6. The dustproof liquid chromatograph of claim 1, wherein: the surface of the closed door (7) is provided with an observation window (701), and the front end of the closed door (7) at one side of the observation window (701) is provided with a handle (702).

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