In-situ gas detection device

Abstract

The utility model discloses an in-situ type gas detection device which comprises a hair receiving box, a first connecting pipe, a first connecting piece, a first gas blowing pipe, a second connecting piece, a second connecting pipe, a first notch, a main gas pipe and a second notch, the other end of the first connecting pipe is fixedly connected to the first connecting piece; according to the utility model, the position of the reflection pyramid is adjusted, the reflected light is adjusted until the reflected light is irradiated on the receiving module, and the receiving module is used for receiving and detecting, so that the whole dimming process is completed at the same side, the dimming complexity is reduced, and the light path and the detection performance are doubled by transmitting and receiving at the same side; meanwhile, the communication cost between the modules is reduced; the module is isolated from the main air pipe through the first inclined isolation window and the second inclined isolation window, purging is continuously carried out through the first air blowing pipe and the second air blowing pipe, the module is prevented from being polluted by the main air pipe, and meanwhile normal reflection of reflected light is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to gas detection technical field, especially in situ gas detection device. BACKGROUND

[0002] The in-situ gas detection device is a device specially designed for detecting gas components in situ where the gas is generated, and is generally used to detect the to-be-detected components by increasing optical detection modules on both sides of the process pipeline to meet the requirements of real-time detection of process gas in the industrial process gas pipeline and on-site installation conditions. However, the optical modules are placed on both sides of the process pipeline, which increases the complexity of light adjustment, limits the optical path and detection performance, and increases the communication cost between modules. In addition, the modules are easily polluted by the main gas pipe, and it is necessary to avoid pollution of the modules while ensuring normal reflection of the reflected light. Therefore, it is necessary to design an in-situ gas detection device to reduce the complexity of light adjustment, increase the optical path and detection performance, reduce the communication cost between modules, and avoid pollution of the modules by the main gas pipe while ensuring normal reflection of the reflected light. SUMMARY

[0003] The utility model discloses a kind of in-situ gas detection devices, to solve the problem that due to optical module is placed on both sides of process pipeline, light adjustment complexity is higher, and optical path and detection performance are limited, and the communication cost between modules is increased, in addition, module is easily polluted by main gas pipe, it is necessary to avoid pollution of the module while ensuring normal reflection of reflected light.

[0004] To solve the above technical problems, the utility model provides the following technical scheme: an in-situ gas detection device, comprising a receiving and sending box, a first connecting pipe, a first connecting piece, a first air blowing pipe, a second connecting piece, a second connecting pipe, a first slot, a main gas pipe and a second slot, the receiving and sending box is fixedly connected to one end of the first connecting pipe, the other end of the first connecting pipe is fixedly connected to the first connecting piece, the first connecting piece is fixedly connected to the first air blowing pipe, the first air blowing pipe is fixedly connected to the second connecting piece, the second connecting piece is fixedly connected with the second connecting pipe, the second connecting pipe is fixedly connected to the first slot, the first slot is provided on one side of the main gas pipe, and the other side of the main gas pipe is provided with the second slot.

[0005] As a further technical scheme of the utility model, the second slot is fixedly connected with a third connecting pipe, one end of the third connecting pipe is fixedly connected to a third connecting piece.

[0006] As a further technical scheme of the utility model, the third connecting piece is fixedly connected to one end of a second air blowing pipe, and the other end of the second air blowing pipe is fixedly connected to a fourth connecting piece.

[0007] As a further technical scheme of the utility model, the fourth connecting piece is fixedly connected on the fourth connecting pipe, one end of the fourth connecting pipe is fixedly connected on the reflecting box, and a reflecting corner pyramid is arranged in the reflecting box.

[0008] As a further technical scheme of the utility model, the signal receiving box is arranged with a receiving module.

[0009] As a further technical scheme of the utility model, the second connecting pipe is arranged with a first inclined isolation window.

[0010] As a further technical scheme of the utility model, the third connecting pipe is arranged with a second inclined isolation window.

[0011] The in-situ gas detection device has the advantages that: the transmitting module and the receiving module are arranged in the signal receiving box, the transmitting module transmits light, the reflecting corner pyramid is arranged in the reflecting box, the light transmitted by the transmitting module is reflected by the reflecting corner pyramid, the position of the reflected light is adjusted by adjusting the position of the reflecting corner pyramid, the reflected light hits the receiving module, the receiving module receives and detects, the light adjustment process can be completed on the same side, the light adjustment complexity is reduced, the light path and the detection performance are doubled, and the communication cost between the modules is reduced; the first inclined isolation window and the second inclined isolation window are arranged in the second connecting pipe and the third connecting pipe respectively, the modules are isolated from the main gas pipe, the first inclined isolation window and the second inclined isolation window are kept in an inclined state, the first blowing pipe is installed in the first connecting piece and the second connecting piece, the second blowing pipe is installed in the third connecting piece and the fourth connecting piece, the first blowing pipe and the second blowing pipe continuously blow, the modules are prevented from being polluted by the main gas pipe, and the normal reflection of the reflected light is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0012] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the drawings needed to be used in the embodiment or the prior art description will be briefly introduced below, and obviously, the drawings in the following description are some embodiments of the utility model, and those skilled in the art can also obtain other drawings according to these drawings without creating labor.

[0013] Figure 1 It is the whole structure schematic diagram of the utility model;

[0014] Figure 2 It is the position schematic diagram of the first notch in the utility model;

[0015] Figure 3 It is the position schematic diagram of the reflecting corner pyramid in the utility model.

[0016] Fig. 1, receiving box; 2, first connecting pipe; 3, first connecting piece; 4, first blowing pipe; 5, second connecting piece; 6, second connecting pipe; 7, first slot; 8, main gas pipe; 9, second slot; 10, third connecting pipe; 11, third connecting piece; 12, second blowing pipe; 13, fourth connecting piece; 14, fourth connecting pipe; 15, reflecting box; 16, reflecting corner pyramid; 17, emitting module; 18, receiving module; 19, first inclined isolation window; 20, second inclined isolation window. DETAILED DESCRIPTION

[0017] In order to make the purpose, technical scheme and advantages of the embodiments of the present application more clear, the technical scheme in the embodiments of the present application will be described clearly and completely below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are some embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0018] In the description of the present application, it should be noted that, unless explicitly specified and limited, the terms "mounting", "connecting", "connection" should be understood in a broad sense, for example, it can be fixed connection, or detachable connection, or integrally connected; it can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through intermediate medium, or the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0019] Please refer to the drawings Figure 1 - the drawings Figure 3The utility model provides an embodiment: a kind of in situ gas detection device, including receiving box 1, first connecting pipe 2, first connecting piece 3, first blowing pipe 4, second connecting piece 5, second connecting pipe 6, first slot 7, main gas pipe 8 and second slot 9, receiving box 1 is fixedly connected on the one end of first connecting pipe 2, the other end of first connecting pipe 2 is fixedly connected on first connecting piece 3, first connecting piece 3 is fixedly connected on first blowing pipe 4, first blowing pipe 4 is fixedly connected on second connecting piece 5, second connecting piece 5 is fixedly connected with second connecting pipe 6, second connecting pipe 6 is fixedly connected on first slot 7, first slot 7 is set on the side of main gas pipe 8, the other side of main gas pipe 8 is provided with second slot 9, second slot 9 is fixedly connected with third connecting pipe 10, one end of third connecting pipe 10 is fixedly connected on third connecting piece 11, third connecting piece 11 is fixedly connected on one end of second blowing pipe 12, the other end of second blowing pipe 12 is fixedly connected on fourth connecting piece 13, fourth connecting piece 13 is fixedly connected on fourth connecting pipe 14, one end of fourth connecting pipe 14 is fixedly connected on reflection box 15, reflection box 15 is provided with reflection angle pyramid 16, transmitting module 17 is provided in receiving box 1, receiving module 18 is provided in receiving box 1, first inclined isolation window 19 is provided in second connecting pipe 6, and first inclined isolation window 19 is used to isolate pollution in main gas pipe 8, second inclined isolation window 20 is provided in third connecting pipe 10, and second inclined isolation window 20 is used to isolate pollution in main gas pipe 8;

[0020] Working principle: first, transmitting module 17 and receiving module 18 are arranged in receiving box 1, light is emitted by transmitting module 17, reflection angle pyramid 16 is arranged in reflection box 15, and the light emitted by transmitting module 17 is reflected by reflection angle pyramid 16, the position of reflection angle pyramid 16 is adjusted, so that the position of the reflected light is adjusted, the reflected light hits receiving module 18, receiving module 18 receives and detects, the whole light adjustment process can be completed on the same side, the light adjustment complexity is reduced, and the same side emission and reception make the optical path and detection performance doubled, while reducing the communication cost between modules;First inclined isolation window 19 and second inclined isolation window 20 are arranged in second connecting pipe 6 and third connecting pipe 10 respectively, to isolate the module from main gas pipe 8, and ensure that first inclined isolation window 19 and second inclined isolation window 20 are in inclined state, first blowing pipe 4 is installed in first connecting piece 3 and second connecting piece 5, second blowing pipe 12 is installed in third connecting piece 11 and fourth connecting piece 13, continuous blowing is carried out by first blowing pipe 4 and second blowing pipe 12, which avoids the pollution of the module by main gas pipe 8, and ensures the normal reflection of reflected light.

[0021] In the description of the utility model, it is necessary to explain that, unless there is definite stipulation and limitation, the term "mount", "link", "connect" should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through intermediate medium, can be two elements inside the communication.For the ordinary skilled in the art, the above-mentioned terms can be understood in the specific meaning of the utility model according to the specific circumstances.

[0022] The device embodiments described above are only schematic, wherein the units described as separate components can or can not be physically separate, and the components displayed as units can or can not be physical units, that is, they can be located in one place, or distributed on multiple network units.

[0023] Finally, it should be noted that: the above examples are only used to illustrate the technical solutions of the utility model, and not to limit them;Although the utility model has been described in detail with reference to the foregoing examples, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing examples, or make equivalent replacement for part of the technical features;And these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the utility model.

Claims

1. An in-situ gas detection device, comprising a receiving box (1), a first connecting pipe (2), a first connecting piece (3), a first blowing pipe (4), a second connecting piece (5), a second connecting pipe (6), a first slot (7), a main gas pipe (8), and a second slot (9), characterized in that: The receiving box (1) is fixedly connected to one end of the first connecting pipe (2), and the other end of the first connecting pipe (2) is fixedly connected to the first connecting piece (3). The first connecting piece (3) is fixedly connected to the first air blowing pipe (4), and the first air blowing pipe (4) is fixedly connected to the second connecting piece (5). The second connecting piece (5) is fixedly connected to the second connecting pipe (6), and the second connecting pipe (6) is fixedly connected to the first slot (7). The first slot (7) is opened on one side of the main air pipe (8), and the other side of the main air pipe (8) is provided with a second slot (9). The second slot (9) is fixedly connected to the third connecting pipe (10), and one end of the third connecting pipe (10) is fixedly connected to the first connecting piece (3). Connected to the third connector (11); the third connector (11) is fixedly connected to one end of the second air pipe (12), and the other end of the second air pipe (12) is fixedly connected to the fourth connector (13); the fourth connector (13) is fixedly connected to the fourth connecting pipe (14), and one end of the fourth connecting pipe (14) is fixedly connected to the reflector box (15), and a reflector cone (16) is provided in the reflector box (15); a transmitting module (17) and a receiving module (18) are provided in the receiving box (1); a first inclined isolation window (19) is provided in the second connecting pipe (6), and a second inclined isolation window (20) is provided in the third connecting pipe (10).

2. The in-situ gas detection device according to claim 1, characterized in that: The first tilted isolation window (19) and the second tilted isolation window (20) are tilted.

3. The in-situ gas detection device according to claim 1, characterized in that: The first air pipe (4) and the second air pipe (12) continuously blow air.

4. The in-situ gas detection device according to claim 1, characterized in that: The position of the reflecting cone (16) is adjustable.

5. The in-situ gas detection device according to claim 1, characterized in that: The light emitted by the transmitting module (17) is reflected by the reflecting cone (16) and then received by the receiving module (18).

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