CN212568659U - Portable gas chromatograph - Google Patents
Portable gas chromatograph Download PDFInfo
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- CN212568659U CN212568659U CN202021302725.3U CN202021302725U CN212568659U CN 212568659 U CN212568659 U CN 212568659U CN 202021302725 U CN202021302725 U CN 202021302725U CN 212568659 U CN212568659 U CN 212568659U
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Abstract
The utility model discloses a portable gas chromatograph, including the instrument casing, the top outer wall of instrument casing has the instrument upper cover through the screw connection, the top outer wall of instrument upper cover has the instrument rubber sheath that the annular set up through the screw connection, and the instrument rubber sheath cup joints the outer wall at instrument casing both sides edge, instrument upper cover top middle part outer wall has the handle through the screw connection, the top outer wall of instrument casing both sides all has the braces couple through the screw connection, and installs same braces between two braces couples, the mounting groove has been seted up to the top outer wall of instrument casing one end, and the top inner wall of mounting groove one end has the panel computer through damping hinged joint. The portable gas chromatograph disclosed by the invention has the advantages that the circuit unit and the gas houseman unit in the portable gas chromatograph are divided into a double layer, the influence of temperature on the circuit board is effectively avoided, the stability is provided, and the service life of the instrument is further prolonged.
Description
Technical Field
The utility model relates to a gas chromatograph technical field especially relates to a portable gas chromatograph.
Background
Along with the increasing attention of the country to environmental pollution, the market demand of atmospheric environment and VOC tail gas detection is increasing, and the demand of a portable gas chromatograph as a powerful tool for field detection is also increasing. At present, most of portable gas chromatograph manufacturers on the market are just reducing modules of a chromatograph in a laboratory or an online gas chromatograph, and then integrating the modules together, so that the portable gas chromatograph cannot be really portable, for example, the use of a power supply, for example, the supply of a gas source, is the same as that of the laboratory or online monitoring, and the manufactured product is quite unfriendly to customers, large in size and heavy in instrument, and cannot be really portable. It is therefore desirable to design a portable gas chromatograph to address the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a portable gas chromatograph.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a portable gas chromatograph comprises an instrument shell, wherein the outer wall of the top of the instrument shell is connected with an upper instrument cover through screws, the outer wall of the top of the upper instrument cover is connected with an instrument rubber sheath which is arranged in a ring shape through screws, the instrument rubber sheath is sleeved on the outer walls of edges on two sides of the instrument shell, the outer wall of the middle part of the top of the upper instrument cover is connected with a handle through screws, the outer walls of the top of two sides of the instrument shell are connected with strap hooks through screws, the same strap is installed between the two strap hooks, the outer wall of the top of one end of the instrument shell is provided with a mounting groove, the inner wall of the top of one end of the mounting groove is connected with a tablet computer through a damping hinge, the inner wall of one side of the bottom of the instrument shell is connected with a sampling pump through screws, the inner wall of the other side of, and there is the crashproof pad through screwed connection between rechargeable lithium cell package and the instrument casing, there is the circuit board one side of instrument casing one end top inner wall through screwed connection.
Preferably, the top inner wall of the other end of the instrument shell is connected with a sample introduction unit through a screw, the outer wall of one side of the sample introduction unit is connected with an air inlet port through a screw, the outer wall of the middle of the other side of the instrument shell is provided with a mounting port, and the inner wall of the mounting port is connected with the outer wall of the circumference of the air inlet port through a bolt.
Preferably, the middle part of the inner wall of the top at the other end of the instrument shell is connected with a detector through a screw, and the detector is positioned above the sample feeding unit.
Preferably, the other side of the inner wall of the top of the other end of the instrument shell is connected with an electronic flow control unit through a screw, the electronic flow control unit is positioned above the sample injection unit, the electronic flow control unit is arranged adjacent to the detector, and the micro gas cylinder is connected with the electronic flow control unit through a stainless steel pipeline.
Preferably, the WIFI antenna is connected to one end of the outer wall of the top of the other side of the instrument shell through a nut.
Preferably, the other end of the outer wall of the top of the other side of the instrument shell is provided with a first opening, and the inner wall of the first opening is connected with a fan through a screw.
Preferably, one side outer wall of rechargeable lithium cell package is provided with the interface that charges, instrument casing opposite side middle part is close to the outer wall of inlet port and has been seted up the second opening, and the circumference outer wall connection of second open-ended inner wall through screw and the interface that charges.
Preferably, the outer wall of the bottom of the other side of the instrument shell is provided with a third opening, the outer wall of the top of the third opening is connected with an air bottle cap through a damping hinge, and the outer wall of the bottom of the air bottle cap is locked through a sliding ball door stopper.
Preferably, the top outer wall of instrument casing one side has the electric quantity display module through bolted connection, the middle part outer wall of instrument casing one side is connected with metal shift knob through the nut.
The utility model has the advantages that:
1. the portable gas chromatograph integrates the power supply module and the gas source module into the chromatograph, is more friendly to an operator through reasonable structural layout, saves time and personnel cost, and improves the working efficiency.
2. The portable gas chromatograph disclosed by the invention has the advantages that the circuit unit and the gas houseman unit in the portable gas chromatograph are divided into a double layer, the influence of temperature on the circuit board is effectively avoided, the stability is provided, and the service life of the instrument is further prolonged.
3. The hydrogen used by the portable gas chromatograph is stored in the small solid hydrogen storage device, so that the portable gas chromatograph has extremely high safety.
4. The portable gas chromatograph uses the rubber sheaths at the two ends to keep the appearance of the instrument at a place which is easy to collide, so that the overall appearance of the instrument is more attractive, and meanwhile, the portable gas chromatograph plays a better protection role.
5. The portable gas chromatograph provided by the invention has the advantages that the damping hinge is used for mounting the tablet personal computer, so that the tablet personal computer can rotate at a large angle and can be stopped at any angle, and the operation is convenient.
6. The portable gas chromatograph adopts a carrying handle and a carrying mode of single shoulder straps which accords with ergonomics, and is convenient to carry and carry.
Drawings
Fig. 1 is a schematic front perspective view of a portable gas chromatograph according to the present invention;
fig. 2 is a schematic diagram of a back cross-sectional structure of a portable gas chromatograph according to the present invention;
fig. 3 is a schematic side view of the portable gas chromatograph according to the present invention.
In the figure: 1 handle, 2 instrument upper covers, 3 instrument rubber sheath, 4 braces couples, 5WIFI antenna, 6 fans, 7 instrument casings, 8 introduction port, 9 gas bottle lid, 10 charge interface, 11 panel computer, 12 circuit boards, 13 electron flow control unit, 14 detectors, 15 introduction unit, 16 rechargeable lithium battery package, 17 miniature gas cylinders, 18 sample pumps, 19 electric quantity display module, 20 metal shift knob.
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.
Example 1
Referring to fig. 1-3, a portable gas chromatograph comprises an instrument housing 7, the top outer wall of the instrument housing 7 is connected with an instrument upper cover 2 through screws, the top outer wall of the instrument upper cover 2 is connected with an instrument rubber sheath 3 which is annularly arranged through screws, the instrument rubber sheath 3 is sleeved on the outer wall of the edge at two sides of the instrument housing 7, the outer wall of the middle part of the top of the instrument upper cover 2 is connected with a handle 1 through screws, the top outer walls at two sides of the instrument housing 7 are both connected with strap hooks 4 through screws, the same strap is installed between the two strap hooks 4, the top outer wall at one end of the instrument housing 7 is provided with an installation groove, the top inner wall at one end of the installation groove is connected with a tablet computer 11 through a damping hinge, the tablet computer 11 is connected with a circuit board 12 through a network cable and displays the analysis, the instrument can be stopped at any angle, the inner wall of one side of the bottom of the instrument shell 7 is connected with a sampling pump 18 through a screw, the inner wall of the other side of the bottom of the instrument shell 7 is connected with a micro gas cylinder 17 through a fixing buckle in a clamping mode, the micro gas cylinder 17 stores a large amount of gas to provide a gas source for an instrument, the periphery of the middle part of the inner wall of the instrument shell 7 is connected with a same rechargeable lithium battery pack 16 through screws, an anti-collision pad is connected between the rechargeable lithium battery pack 16 and the instrument shell 7 through screws, one side of the inner wall of the top of one end of the instrument shell 7 is connected with.
In the utility model, the inner wall of the top of the other end of the instrument shell 7 is connected with a sample introduction unit 15 through a screw, the outer wall of one side of the sample introduction unit 15 is connected with an air inlet port 8 through a screw, the outer wall of the middle part of the other side of the instrument shell 7 is provided with a mounting port, and the inner wall of the mounting port is connected with the outer wall of the circumference of the air inlet port 8 through a bolt;
the middle part of the inner wall of the top of the other end of the instrument shell 7 is connected with a detector 14 through a screw, and the detector 14 is positioned above the sample feeding unit 15;
the other side of the inner wall of the top of the other end of the instrument shell 7 is connected with an electronic flow control unit 13 through a screw, the electronic flow control unit 13 is positioned above a sample injection unit 15, the electronic flow control unit 13 is arranged adjacent to a detector 14, a micro gas cylinder 17 is connected with the electronic flow control unit 13 through a stainless steel pipeline, and the electronic flow control unit 13 provides gas with accurate flow for the analysis process;
one end of the outer wall of the top of the other side of the instrument shell 7 is connected with a WIFI antenna 5 through a nut;
the other end of the outer wall of the top of the other side of the instrument shell 7 is provided with a first opening, and the inner wall of the first opening is connected with a fan 6 through a screw;
the outer wall of one side of the rechargeable lithium battery pack 16 is provided with a charging interface 10, the outer wall of the middle part of the other side of the instrument shell 7, which is close to the air inlet port 8, is provided with a second opening, the inner wall of the second opening is connected with the outer wall of the circumference of the charging interface 10 through screws, the rechargeable lithium battery 16 provides power for the instrument, the endurance time of the whole instrument is ensured, and a sample is extracted from the sample inlet port 8 and provided for the instrument;
a third opening is formed in the outer wall of the bottom of the other side of the instrument shell 7, the outer wall of the top of the third opening is connected with a gas bottle cap 9 through a damping hinge, and the outer wall of the bottom of the gas bottle cap 9 is locked through a sliding ball door stopper;
the top outer wall of instrument casing 7 one side has electric quantity display module 19 through bolted connection, and electric quantity display module 19 shows the electric quantity information of rechargeable lithium cell package 16, and the middle part outer wall of instrument casing 7 one side is connected with metal shift knob 20 through the nut.
The working principle is as follows: the invention discloses a portable gas chromatograph, which is characterized in that a sampling pump 18 extracts a gas sample through a sample inlet port 8, the gas sample enters a sample inlet unit 15 for processing and then enters a detector 14 for detection and analysis, an electronic flow control unit 13 provides auxiliary gas with constant flow required for detection for the detector 14, current or voltage signals are obtained from the detector 14, a circuit board 12 collects the signals, and the signals are converted, amplified and the like, and finally a sleeve tablet computer 11 is displayed on an interface.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (9)
1. A portable gas chromatograph comprises an instrument shell (7), wherein the top outer wall of the instrument shell (7) is connected with an instrument upper cover (2) through screws, and the portable gas chromatograph is characterized in that the top outer wall of the instrument upper cover (2) is connected with an instrument rubber sheath (3) which is arranged in an annular mode through screws, the instrument rubber sheath (3) is sleeved on the outer walls of edges on two sides of the instrument shell (7), the outer wall of the middle of the top of the instrument upper cover (2) is connected with a handle (1) through screws, the top outer walls on two sides of the instrument shell (7) are connected with strap hooks (4) through screws, a same strap is installed between the two strap hooks (4), the top outer wall of one end of the instrument shell (7) is provided with an installation groove, the top inner wall of one end of the installation groove is connected with a tablet personal computer (11) through a damping hinge, the inner wall of one side, the inner wall of instrument casing (7) bottom opposite side has miniature gas cylinder (17) through fixing clip joint, there is same rechargeable lithium cell package (16) all around at instrument casing (7) inner wall middle part through screw connection, and has the crashproof pad through screw connection between rechargeable lithium cell package (16) and instrument casing (7), there is circuit board (12) one side of instrument casing (7) one end top inner wall through screw connection.
2. The portable gas chromatograph of claim 1, wherein the top inner wall of the other end of the instrument housing (7) is connected with the sample injection unit (15) through a screw, the outer wall of one side of the sample injection unit (15) is connected with the air inlet port (8) through a screw, the middle outer wall of the other side of the instrument housing (7) is provided with a mounting port, and the inner wall of the mounting port is connected with the circumferential outer wall of the air inlet port (8) through a bolt.
3. A portable gas chromatograph according to claim 2, characterized in that the detector (14) is screwed to the middle part of the inner wall of the top of the other end of the instrument housing (7), and the detector (14) is located above the sample introduction unit (15).
4. The portable gas chromatograph according to claim 3, wherein the other side of the inner wall of the top of the other end of the instrument housing (7) is connected with an electronic flow control unit (13) through screws, the electronic flow control unit (13) is positioned above the sample injection unit (15), the electronic flow control unit (13) is arranged adjacent to the detector (14), and the micro gas cylinder (17) is connected with the electronic flow control unit (13) through a stainless steel pipeline.
5. The portable gas chromatograph according to claim 1, wherein the WIFI antenna (5) is connected to one end of the outer wall of the other top of the instrument housing (7) through a nut.
6. The portable gas chromatograph according to claim 1, wherein the other end of the top outer wall of the other side of the instrument housing (7) is provided with a first opening, and the inner wall of the first opening is connected with the fan (6) through a screw.
7. The portable gas chromatograph according to claim 4, wherein the rechargeable lithium battery pack (16) is provided with a charging interface (10) on one outer wall, a second opening is formed in the middle of the other outer wall of the instrument housing (7) close to the air inlet port (8), and the inner wall of the second opening is connected with the outer wall of the charging interface (10) through screws.
8. The portable gas chromatograph according to claim 1, wherein a third opening is formed in the outer wall of the bottom of the other side of the instrument housing (7), a gas bottle cap (9) is connected to the outer wall of the top of the third opening through a damping hinge, and the outer wall of the bottom of the gas bottle cap (9) is locked and arranged through a sliding ball door stopper.
9. The portable gas chromatograph according to claim 1, wherein the top outer wall of one side of the instrument housing (7) is connected with the power display module (19) through a bolt, and the middle outer wall of one side of the instrument housing (7) is connected with the metal switch button (20) through a nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021302725.3U CN212568659U (en) | 2020-07-06 | 2020-07-06 | Portable gas chromatograph |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021302725.3U CN212568659U (en) | 2020-07-06 | 2020-07-06 | Portable gas chromatograph |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212568659U true CN212568659U (en) | 2021-02-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021302725.3U Active CN212568659U (en) | 2020-07-06 | 2020-07-06 | Portable gas chromatograph |
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| Country | Link |
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| CN (1) | CN212568659U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115684433A (en) * | 2023-01-05 | 2023-02-03 | 江苏惠斯通机电科技有限公司 | Portable modularized portable box type gas chromatograph |
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2020
- 2020-07-06 CN CN202021302725.3U patent/CN212568659U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115684433A (en) * | 2023-01-05 | 2023-02-03 | 江苏惠斯通机电科技有限公司 | Portable modularized portable box type gas chromatograph |
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