Volatile organic gas detection equipment

Abstract

The volatile organic gas detection equipment comprises a protection frame, an electric push rod and a detection main body, the protection frame is in a hollow column shape, a containing cavity is formed in the inner side of the protection frame, the top side edge of the protection frame is provided with a telescopic wrinkled protection edge capable of freely stretching, and the electric push rod is installed in the middle of the containing cavity of the protection frame; the detection main body is mounted at the upper end of the electric push rod which can drive the detection main body to move upwards to extend out of the protection frame; the detection main body comprises a mounting disc and a detection frame distributed in the circumferential direction of the mounting disc, the detection frame comprises a first support, a second support, a first telescopic rod, a second telescopic rod and a detection module, and the close ends of the first support and the second support are hinged through an upper hinge shaft. According to the volatile organic gas detection device, the mode of multiple detection frames is adopted, the multiple detection frames are circularly distributed, volatile organic gas in the area can be sampled and detected, and the detection range is wider.

Description

Technical Field

[0001] The utility model relates to the field of gas detection, in particular to a volatile organic gas detection device. Background Art

[0002] Volatile organic compounds (VOCs) are important precursors to the formation of secondary pollutants such as fine particulate matter (PM2.5) and ozone (O3), which in turn cause atmospheric environmental problems such as haze and photochemical smog. Since different organic gases often have different volatility in different locations, existing technologies such as a volatile organic gas detection device disclosed in Chinese patent CN218212848U often have very simple detection standards for organic gases, which may result in large differential detection data for different organic gases at different locations, thereby reducing the reference value of the detection results. For this reason, the utility model is a volatile organic gas detection device, which adopts a multi-detection rack method, and the multiple detection racks are distributed in a circular shape. It can sample and detect volatile organic gases in the area. Compared with traditional single-machine detection, it has a wider detection range and avoids the problem of data differentiation. Utility Model Content

[0003] The purpose of the utility model is to provide a volatile organic gas detection device to solve the problems raised in the above background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a volatile organic gas detection device, comprising a protective frame, an electric push rod and a detection body, wherein the protective frame is in the shape of a hollow column and has a cavity on its inner side, and a freely extendable telescopic pleated edge guard is provided on the top side edge of the protective frame, and an electric push rod is installed in the middle of the cavity of the protective frame; the detection body is installed on the upper end of the electric push rod, and the electric push rod can drive the detection body to move upward to extend out of the protective frame; the detection body includes a mounting plate and a detection frame distributed along the circumference of the mounting plate, wherein the detection frame includes a first bracket, a second bracket, a first telescopic rod, a second telescopic rod and a detection module, wherein the ends of the first bracket and the second bracket that are close to each other are hinged by an upper hinge shaft, and the end of the first bracket away from the second bracket is movably connected to the mounting plate by a lower hinge shaft.

[0005] Preferably, the first telescopic rod is mounted on the lower hinge shaft, the upper end of the first telescopic rod is movably connected to the first bracket, the second telescopic rod is mounted on the upper hinge shaft, and the upper end of the second telescopic rod is movably connected to the second bracket.

[0006] Preferably, the front end of the second bracket is connected to a detection module, which includes a main body, an air intake shell and a gas detection sensor assembly, wherein the gas detection sensor assembly is installed inside the main body, and the air intake shell is arranged at the lower side of the main body.

[0007] Preferably, the air intake housing is in the shape of a lampshade, a plurality of protrusions are arranged on the outer side of the air intake housing, and an air intake is formed between two adjacent protrusions.

[0008] Preferably, an air pump is provided inside the air intake shell, and the air pump is used to draw external volatile air into the main body through multiple air inlets on the outer peripheral surface of the air intake shell.

[0009] Compared with the prior art, the beneficial effects of the utility model are:

[0010] The utility model adopts a multi-detection rack method, and the multiple detection racks are distributed in a circular shape. They can sample and detect volatile organic gases in the area. Compared with traditional single-machine detection, their detection range is wider and the problem of data differentiation is avoided. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0012] Figure 2 It is a structural schematic diagram of the detection module of the utility model.

[0013] In the figure: 1. protective frame; 2. telescopic pleated edge guard; 3. electric push rod; 4. mounting plate; 5. first bracket; 6. second bracket; 7. first telescopic rod; 8. second telescopic rod; 9. detection module; 901. main body; 902. air intake shell. DETAILED DESCRIPTION

[0014] 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.

[0015] In the description of the present invention, it should be noted that the terms "vertical", "up", "down", "horizontal", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0016] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0017] See also Figure 1-2 The utility model provides a technical solution: a volatile organic gas detection device, comprising a protective frame 1, an electric push rod 3 and a detection body, wherein the protective frame 1 is in a hollow columnar shape and has a cavity inside, a freely extendable telescopic pleated edge guard 2 is provided on the top side edge of the protective frame 1, and an electric push rod 3 is installed in the middle of the cavity of the protective frame 1; the detection body is installed on the upper end of the electric push rod 3, and the electric push rod 3 can drive the detection body to move upward to extend out of the protective frame 1; the detection body comprises a mounting plate 4 and a plurality of detection frames distributed along the circumference of the mounting plate 4, wherein each detection frame comprises a first bracket 5, a second bracket 6, a first telescopic rod 7, a second telescopic rod 8 and a detection module 9, wherein the ends of the first bracket 5 and the second bracket 6 that are close to each other are hinged by an upper hinge shaft, and the end of the first bracket 5 away from the second bracket 6 is movably connected to the mounting plate 4 by a lower hinge shaft.

[0018] In this embodiment, the first telescopic rod 7 is installed on the lower hinge shaft, and the upper end of the first telescopic rod 7 is movably connected to the first bracket 5. The second telescopic rod 8 is installed on the upper hinge shaft, and the upper end of the second telescopic rod 8 is movably connected to the second bracket 6.

[0019] In this embodiment, the front end of the second bracket 6 is connected to the detection module 9, and the detection module 9 includes a main body 901, an air intake shell 902 and a gas detection sensor assembly, wherein the gas detection sensor assembly is installed on the inner side of the main body 901, and the air intake shell 902 is set on the lower side of the main body 901.

[0020] In this embodiment, the air inlet housing 902 is in the shape of a lampshade, a plurality of protrusions are disposed on the outer side of the air inlet housing 902, and an air inlet is formed between two adjacent protrusions.

[0021] In this embodiment, an air pump is provided inside the air intake housing 902 , and the air pump is used to draw external volatile air into the main body 901 through multiple air inlets on the outer peripheral surface of the air intake housing 902 .

[0022] In this embodiment, the above-mentioned method of using multiple detection racks is distributed in a circular shape. It can sample and detect volatile organic gases in the area. Compared with traditional single-machine detection, its detection range is wider and the problem of data differentiation is avoided.

[0023] In this embodiment, each detection frame can be freely extended / contracted. In the extended state, the detection module 9 can be used to sample and detect volatile organic gases. In the contracted state, the telescopic pleated edge guard 2 can be unfolded and the detection frame can be shielded by the telescopic pleated edge guard 2 to play a protective role.

[0024] It is worth noting that the entire device is controlled by a main control button. Since the device matched with the control button is a common device and belongs to the existing mature technology, its electrical connection relationship and specific circuit structure will not be described in detail here.

[0025] 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. A device for detecting volatile organic gases, It is characterized in that The invention comprises a protective frame (1), an electric push rod (3) and a detection body, wherein the protective frame (1) is in the shape of a hollow column and has a cavity inside, the top side edge of the protective frame (1) is provided with a freely extendable telescopic pleated edge guard (2), and the electric push rod (3) is installed in the middle of the cavity of the protective frame (1); the detection body is installed on the upper end of the electric push rod (3), and the electric push rod (3) can drive the detection body to move upward to extend out of the protective frame (1); the detection body comprises a mounting plate (4) and a plurality of detection frames distributed along the circumference of the mounting plate (4), wherein each detection frame comprises a first bracket (5), a second bracket (6), a first telescopic rod (7), a second telescopic rod (8) and a detection module (9), wherein the ends of the first bracket (5) and the second bracket (6) close to each other are hinged by an upper hinge shaft, and the end of the first bracket (5) away from the second bracket (6) is movably connected to the mounting plate (4) by a lower hinge shaft.

2. A volatile organic gas detection device according to claim 1, Features: The first telescopic rod (7) is mounted on the lower hinge shaft, the upper end of the first telescopic rod (7) is movably connected to the first bracket (5), the second telescopic rod (8) is mounted on the upper hinge shaft, and the upper end of the second telescopic rod (8) is movably connected to the second bracket (6).

3. A volatile organic gas detection device according to claim 2, Features: The front end of the second bracket (6) is connected to the detection module (9), and the detection module (9) comprises a main body (901), an air intake shell (902) and a gas detection sensor assembly, wherein the gas detection sensor assembly is installed on the inner side of the main body (901), and the air intake shell (902) is arranged on the lower side of the main body (901).

4. A volatile organic gas detection device according to claim 3, Features: The air inlet housing (902) is in the shape of a lampshade, and a plurality of protrusions are arranged on the outside of the air inlet housing (902), with an air inlet formed between two adjacent protrusions.

5. The volatile organic gas detection device according to claim 3, Features: An air pump is provided inside the air intake shell (902), and the air pump is used to draw external volatile air into the main body (901) through multiple air inlets on the outer peripheral surface of the air intake shell (902).

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