Laser oxygen calibration device

Abstract

The utility model discloses a laser oxygen calibration device, which relates to the field of laser oxygen calibration devices and comprises a laser oxygen analyzer, the bottom of the laser oxygen analyzer is fixedly connected with a calibration connecting pipe, the calibration connecting pipe is internally provided with a connecting insertion pipe, the outer wall of the connecting insertion pipe is fixedly connected with a first sealing ring, and the outer wall of the connecting insertion pipe is fixedly connected with a second sealing ring. The outer wall of the connecting insertion pipe is fixedly connected with a second sealing ring, the connecting insertion pipe is moved and inserted into the calibration and calibration connection pipe, the calibration and calibration connection pipe and the connecting insertion pipe are installed in an inserted mode, the outer wall of the connecting insertion pipe is fixedly connected with a first sealing ring and a second sealing ring, and the calibration and calibration connection pipe is designed in a slotted mode. When the connecting insertion pipe is inserted into the calibration and calibration connection pipe, the first sealing ring and the second sealing ring are driven to be clamped with the calibration and calibration connection pipe, and the effect that the calibration and calibration connection pipe and the connecting insertion pipe are conveniently connected in a sealed mode is achieved.

Description

Technical Field

[0001] The utility model relates to the field of laser oxygen calibration devices, in particular to a laser oxygen calibration device. Background Art

[0002] Laser detection technology is the most widely used detection technology that can achieve higher detection sensitivity. It quickly modulates the laser frequency to scan the fixed frequency range of the absorption spectrum of the gas to be measured, and then uses phase-sensitive detection technology to measure the harmonic components in the transmission spectrum after being absorbed by the gas to analyze the absorption of the gas. The current laser oxygen calibration device often uses a single plug to connect the calibration intake pipe, resulting in poor sealing at the interface. Therefore, a laser oxygen calibration device is needed.

[0003] The existing laser oxygen calibration device is inconvenient to seal and install the calibration air intake pipe when in use, and it is inconvenient to protect the display screen. Therefore, a laser oxygen calibration device is urgently needed. Utility Model Content

[0004] Based on this, the purpose of the utility model is to provide a laser oxygen calibration device to solve the problem that the existing laser oxygen calibration device is inconvenient to seal and install the calibration air intake pipe and is inconvenient to protect the display screen.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a laser oxygen calibration device, comprising a laser oxygen analyzer, the bottom of the laser oxygen analyzer is fixedly connected to a calibration and correction pipe, a connecting pipe is installed inside the calibration and correction pipe, the outer wall of the connecting pipe is fixedly connected to a first sealing ring, and the outer wall of the connecting pipe is fixedly connected to a second sealing ring.

[0006] A display screen is fixedly connected to the outer wall of the laser oxygen analyzer, a threaded groove is provided inside the laser oxygen analyzer, a threaded insert ring is movably connected inside the threaded groove, and a protective cover is fixedly connected to the outer wall of the threaded insert ring.

[0007] Preferably, the connecting plug is of open-hole design, and is snap-connected to the calibration and marking tube.

[0008] Preferably, the calibration and marking pipe is of slotted design, and is snap-connected with the first sealing ring.

[0009] Preferably, the calibration and marking connecting pipe is snap-connected with the second sealing ring, and the second sealing ring is arranged parallel to the first sealing ring.

[0010] Preferably, the threaded insert ring is threadably connected to the laser oxygen analyzer via a thread groove, and the threaded insert ring is adapted to the thread groove.

[0011] Preferably, the shape of the protective cover is set to be annular, and the inner wall of the protective cover is inlaid with tempered glass.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The utility model provides a calibration pipe, a connecting pipe, a first sealing ring and a second sealing ring. By moving the connecting pipe and inserting the connecting pipe into the calibration pipe, the calibration pipe and the connecting pipe are plugged and installed. The first sealing ring and the second sealing ring are fixedly connected to the outer wall of the connecting pipe. The calibration pipe is a slotted design. When the connecting pipe is inserted into the calibration pipe, the first sealing ring and the second sealing ring are driven to engage with the calibration pipe respectively, so as to facilitate the sealing connection between the calibration pipe and the connecting pipe.

[0014] 2. The utility model is provided with a laser oxygen analyzer, a display screen, a threaded groove, a threaded insert ring and a protective cover. By moving the protective cover to the outer wall side of the display screen and rotating the protective cover, the threaded insert ring can be inserted into the threaded groove for limiting the position, so that the protective cover is installed on one side of the laser oxygen analyzer, which facilitates the protection of the display screen. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the structure disassembly of the utility model;

[0017] Figure 3 This is a three-dimensional cross-sectional view of the calibration nozzle of the utility model;

[0018] Figure 4 It is a three-dimensional diagram of the protective cover of the utility model.

[0019] In the figure: 1. Laser oxygen analyzer; 2. Calibration pipe; 3. Connecting pipe; 4. First sealing ring; 5. Second sealing ring; 6. Display screen; 7. Threaded groove; 8. Threaded insert ring; 9. Protective cover. DETAILED DESCRIPTION

[0020] 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. The embodiments described below with reference to the drawings are exemplary and are only used to explain the utility model, and cannot be understood as limiting the utility model.

[0021] The following describes an embodiment of the utility model based on its overall structure.

[0022] See also Figure 1-4A laser oxygen calibration device comprises a laser oxygen analyzer 1, a calibration and calibration pipe 2 is fixedly connected to the bottom of the laser oxygen analyzer 1, a connecting pipe 3 is installed inside the calibration and calibration pipe 2, a first sealing ring 4 is fixedly connected to the outer wall of the connecting pipe 3, a second sealing ring 5 is fixedly connected to the outer wall of the connecting pipe 3, the connecting pipe 3 is an open hole design, and the connecting pipe 3 is snap-connected with the calibration and calibration pipe 2, the calibration and calibration pipe 2 is a slotted design, and the calibration and calibration pipe 2 is snap-connected with the first sealing ring 4, the calibration and calibration pipe 2 is snap-connected with the second sealing ring 5, and the second sealing ring 5 is arranged in parallel with the first sealing ring 4, which can facilitate the sealing connection between the calibration and calibration pipe 2 and the connecting pipe 3.

[0023] See also Figure 1-4 A laser oxygen calibration device, a display screen 6 is fixedly connected to the outer wall of the laser oxygen analyzer 1, a threaded groove 7 is opened inside the laser oxygen analyzer 1, a threaded insert ring 8 is movably connected inside the threaded groove 7, a protective cover 9 is fixedly connected to the outer wall of the threaded insert ring 8, the threaded insert ring 8 is threadedly connected to the laser oxygen analyzer 1 through the threaded groove 7, and the threaded insert ring 8 is adapted to the threaded groove 7, the shape of the protective cover 9 is set to be annular, and the inner wall of the protective cover 9 is inlaid with tempered glass, which can facilitate the protection of the display screen 6.

[0024] Working principle: when in use, by moving the connecting tube 3 and inserting the connecting tube 3 into the calibration and calibration tube 2, the calibration and calibration tube 2 and the connecting tube 3 are plugged and installed, and the first sealing ring 4 and the second sealing ring 5 are fixedly connected through the outer wall of the connecting tube 3, and the calibration and calibration tube 2 is a slotted design, and the first sealing ring 4 and the second sealing ring 5 can be driven to engage with the calibration and calibration tube 2 respectively when the connecting tube 3 is inserted into the calibration and calibration tube 2, so as to facilitate the sealing connection between the calibration and calibration tube 2 and the connecting tube 3, and by moving the protective cover 9 to the outer wall side of the display screen 6 and rotating the protective cover 9, since the threaded insert ring 8 is threadedly connected to the laser oxygen analyzer 1, the threaded insert ring 8 can be inserted into the threaded groove 7 for limiting, so that the protective cover 9 is installed on one side of the laser oxygen analyzer 1, so as to facilitate the protection of the display screen 6, thus completing the use process of the device. The contents not described in detail in this manual belong to the prior art known to professional and technical personnel in this field.

[0025] The directions or positional relationships indicated by terms such as "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" are based on the directions or positional relationships shown in the accompanying drawings. They are merely simplified descriptions for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the protection content of the present invention.

[0026] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A laser oxygen calibration device, comprising a laser oxygen analyzer (1), characterized in that: The bottom of the laser oxygen analyzer (1) is fixedly connected to a calibration pipe (2), a connecting pipe (3) is installed inside the calibration pipe (2), a first sealing ring (4) is fixedly connected to the outer wall of the connecting pipe (3), and a second sealing ring (5) is fixedly connected to the outer wall of the connecting pipe (3); A display screen (6) is fixedly connected to the outer wall of the laser oxygen analyzer (1), a threaded groove (7) is provided inside the laser oxygen analyzer (1), a threaded insert ring (8) is movably connected inside the threaded groove (7), and a protective cover (9) is fixedly connected to the outer wall of the threaded insert ring (8).

2. A laser oxygen calibration device according to claim 1, characterized in that: The connecting insert (3) is of open-hole design, and the connecting insert (3) is snap-connected with the calibration and marking connecting pipe (2).

3. A laser oxygen calibration device according to claim 1, characterized in that: The calibration and marking pipe (2) is of slotted design, and the calibration and marking pipe (2) is snap-fitted and connected to the first sealing ring (4).

4. A laser oxygen calibration device according to claim 1, characterized in that: The calibration and marking pipe (2) is snap-connected with the second sealing ring (5), and the second sealing ring (5) is arranged in parallel with the first sealing ring (4).

5. A laser oxygen calibration device according to claim 1, characterized in that: The threaded insert ring (8) is threadably connected to the laser oxygen analyzer (1) via the threaded groove (7), and the threaded insert ring (8) is adapted to the threaded groove (7).

6. A laser oxygen calibration device according to claim 1, characterized in that: The shape of the protective cover (9) is set to be annular, and the inner wall of the protective cover (9) is inlaid with tempered glass.

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