Gas leak detection probe

Abstract

The utility model discloses a gas leak detection probe, which comprises a handle shell, a fan assembly and a detection assembly are arranged in the handle shell, the fan assembly and the detection assembly are positioned on the same straight line, and a handle base is fixedly clamped at one end, far away from the fan assembly and the detection assembly, of the handle shell. The handle base is in threaded connection with a fixed socket, the fixed socket penetrates through the handle base, the end, close to the fan assembly and the detection assembly, of the handle shell is in threaded connection with a handle cover, the end, close to the handle cover, of the detection assembly is provided with a fixed pressing block, and a fixed ring is arranged between the handle cover and the fixed pressing block. The opening of the fan assembly, the opening of the detection assembly and the opening of the handle shell are located on the same straight line, the fan is arranged on the rear side of the detection assembly, and when the fan sucks air, the air firstly passes through the detection assembly, so that the detection assembly detects the air conveniently, and the situation that the detection assembly cannot sense the air is avoided.

Description

Technical Field

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

[0002] In industrial production, some toxic gases are often produced. These gases are transported to the purification device through pipelines for purification. In order to ensure that the gas does not leak and cause environmental pollution, the pipeline needs to be inspected by a gas detection probe.

[0003] The existing device cannot ensure that the pump suction and the gas sensing head are in the same line. Because they are not in the same line, the gas sucked by the pump suction deviates from the gas sensing head, so that the sensing head cannot sense the gas, resulting in insensitive testing. Utility Model Content

[0004] The utility model aims to solve the shortcomings existing in the prior art, such as: it is impossible to ensure that the pump suction and the gas sensing head are in the same line. Since they are not in the same line, the gas sucked in by the pump deviates from the gas sensing head, so that the sensing head cannot sense the gas, resulting in insensitive testing, and a gas leak detection probe is proposed.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A gas leak detection probe comprises a handle shell, wherein a fan assembly and a detection assembly are arranged inside the handle shell, the fan assembly and the detection assembly are located on the same straight line, a handle base is fixedly provided at one end of the handle shell away from the fan assembly and the detection assembly, a fixed socket is threadedly connected to the handle base, and the fixed socket is arranged through the handle base, a handle cover is threadedly connected to one end of the handle shell close to the fan assembly and the detection assembly, a fixed pressure block is arranged at one end of the detection assembly close to the handle cover, a fixing ring is arranged between the handle cover and the fixed pressure block, the fixed pressure block is arranged in close contact with the inner wall of the handle shell, and the fixed pressure block is arranged to press on the outside of the detection assembly.

[0007] Preferably, the fan assembly includes a lower fan bracket, an upper fan bracket corresponding to the lower fan bracket is arranged on one side of the lower fan bracket, fans are arranged on the inner sides of the lower fan bracket and the upper fan bracket, and the fan is rotatably connected to the lower fan bracket and the upper fan bracket, a driving motor is arranged on the fan, the lower fan bracket and the upper fan bracket are both fixedly connected to the inner wall of the handle housing, a plurality of fixing bolts are arranged on the upper fan bracket, each of the fixing bolts passes through the upper fan bracket, and the upper fan bracket and the lower fan bracket are fixedly connected by fixing bolts.

[0008] Preferably, a control button corresponding to the drive motor is provided on the handle housing.

[0009] Preferably, the detection assembly includes a fixing plate fixedly connected to the inner wall of the handle housing, a detection probe is arranged on the inner side of the fixing plate, a plurality of mounting bolts are arranged on the detection probe, and the detection probe is fixedly connected to the fixing plate via the mounting bolts.

[0010] Preferably, the fan assembly is arranged at a side of the detection assembly away from the handle cover, and the outer side of the handle housing includes a protective cover layer.

[0011] Preferably, the handle shell is entirely made of plastic, and a fixing through hole is provided on the surface of the handle shell.

[0012] Compared with the prior art, the utility model has the following beneficial effects: the fan assembly, the detection assembly and the opening of the handle housing are on the same straight line, the fan is arranged on the rear side of the detection assembly, and when the fan inhales the gas, the air first passes through the detection assembly to facilitate the detection assembly to detect the air, thereby avoiding the detection assembly failing to sense the gas, which is beneficial to the use of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a three-dimensional structural schematic diagram of a gas leak detection probe proposed by the utility model;

[0014] Figure 2 This is a three-dimensional structural schematic diagram of a fan assembly of a gas leak detection probe proposed by the utility model;

[0015] Figure 3 This is a three-dimensional structural schematic diagram of a circuit board assembly of a gas leak detection probe proposed by the utility model;

[0016] Figure 4 The utility model is a schematic diagram of the structure of a gas leak detection probe.

[0017] In the figure: 1 handle housing, 2 handle base, 3 fixing socket, 4 fixing pressure block, 5 fixing ring, 6 handle cover, 7 fan assembly, 7.1 lower fan bracket, 7.2 fan, 7.3 upper fan bracket, 7.4 fixing bolts, 8 detection assembly, 8.1 fixing plate, 8.2 detection probe, 8.3 mounting bolts. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0019] Reference Figure 1-Figure 4A gas leak detection probe comprises a handle shell 1, a fan assembly 7 and a detection assembly 8 are arranged inside the handle shell 1, the fan assembly 7 and the detection assembly 8 are located on the same straight line, a handle base 2 is fixedly provided at one end of the handle shell 1 away from the fan assembly 7 and the detection assembly 8, a fixed socket 3 is threadedly connected to the handle base 2, and the fixed socket 3 is arranged through the handle base 2, a handle cover 6 is threadedly connected to one end of the handle shell 1 close to the fan assembly 7 and the detection assembly 8, a fixed pressure block 4 is arranged at one end of the detection assembly 8 close to the handle cover 6, a fixing ring 5 is arranged between the handle cover 6 and the fixed pressure block 4, the fixed pressure block 4 is tightly arranged against the inner wall of the handle shell 1, and the fixed pressure block 4 is pressed against the outer side of the detection assembly 8, the handle shell 1 is moved to the detection position, the fan assembly is started, the fan assembly sucks air into the handle shell 1, the detection assembly 8 automatically detects the composition of the gas, obtains the composition of the air, and thus determines whether there is a gas leak;

[0020] The fan assembly 7 comprises a lower fan bracket 7.1, one side of which is provided with an upper fan bracket 7.3 corresponding thereto, a fan 7.2 is provided on the inner sides of the lower fan bracket 7.1 and the upper fan bracket 7.3, and the fan 7.2 is rotatably connected to the lower fan bracket 7.1 and the upper fan bracket 7.3, a driving motor is provided on the fan 7.2, the lower fan bracket 7.1 and the upper fan bracket 7.3 are both fixedly connected to the inner wall of the handle housing 1, and a plurality of fixing bolts 7.4 are provided on the upper fan bracket 7.3, and each fixing bolt 7.4 penetrates the upper fan bracket 7.4. A fan bracket 7.3 is provided, and the upper fan bracket 7.3 and the lower fan bracket 7.1 are fixedly connected by fixing bolts 7.4. The driving motor is started, and the driving motor drives the fan 7.2 to rotate. When the fan 7.2 rotates, air is sucked into the handle housing 1. The upper fan bracket 7.3 and the lower fan bracket 7.1 are combined to fix and limit the fan 7.2 to facilitate the operation of the fan; a control button corresponding to the driving motor is provided on the handle housing 1. The control button and the driving motor are matching existing equipment, and the operation of the driving motor is controlled by the control button;

[0021] The detection assembly 8 includes a fixing plate 8.1 fixedly connected to the inner wall of the handle housing 1, and a detection probe 8.2 is arranged on the inner side of the fixing plate 8.1. The detection probe 8.2 is a prior art, and a plurality of mounting bolts 8.3 are arranged on the detection probe 8.2. The detection probe 8.2 is fixedly connected to the fixing plate 8.1 through the mounting bolts 8.3. When air is sucked into the handle housing 1, the detection probe 8.2 detects the air;

[0022] The fan assembly 7 is arranged on the side of the detection assembly 8 away from the handle cover 6. The outer side of the handle shell 1 includes a protective cover layer to facilitate the grip of the handle shell 1. The handle shell 1 is made of plastic as a whole, and a fixing through hole is arranged on the surface of the handle shell 1.

[0023] In the utility model, when the device is in use, the handle shell 1 is held, the handle cover 6 is opened, the device is moved to the detection position, and the drive motor is started. The drive motor drives the fan 7.2 to rotate. When the fan 7.2 rotates, air is sucked into the handle shell 1. The upper fan bracket 7.3 and the lower fan bracket 7.1 are combined to fix and limit the fan to facilitate the operation of the fan 7.2. When the air is sucked into the handle shell 1, the detection probe 8.2 detects the air to obtain the composition of the air, thereby judging whether there is a gas leak.

[0024] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A gas leak detection probe, comprising a handle housing (1), characterized in that: A fan assembly (7) and a detection assembly (8) are arranged inside the handle housing (1), and the fan assembly (7) and the detection assembly (8) are located on the same straight line. A handle base (2) is fixedly arranged at one end of the handle housing (1) away from the fan assembly (7) and the detection assembly (8), and a fixing socket (3) is threadedly connected to the handle base (2), and the fixing socket (3) is arranged through the handle base (2). A handle cover (6) is threadedly connected to one end of the handle housing (1) close to the fan assembly (7) and the detection assembly (8), and a fixed pressure block (4) is arranged at one end of the detection assembly (8) close to the handle cover (6). A fixing ring (5) is arranged between the handle cover (6) and the fixed pressure block (4), and the fixed pressure block (4) is arranged in close contact with the inner wall of the handle housing (1), and the fixed pressure block (4) is arranged to press on the outer side of the detection assembly (8).

2. A gas leak detection probe according to claim 1, characterized in that: The fan assembly (7) comprises a lower fan bracket (7.1), one side of the lower fan bracket (7.1) is provided with an upper fan bracket (7.3) corresponding thereto, a fan (7.2) is provided on the inner sides of the lower fan bracket (7.1) and the upper fan bracket (7.3), and the fan (7.2) is rotatably connected to the lower fan bracket (7.1) and the upper fan bracket (7.3), a driving motor is provided on the fan (7.2), the lower fan bracket (7.1) and the upper fan bracket (7.3) are both fixedly connected to the inner wall of the handle housing (1), a plurality of fixing bolts (7.4) are provided on the upper fan bracket (7.3), each of the fixing bolts (7.4) is arranged to penetrate the upper fan bracket (7.3), and the upper fan bracket (7.3) and the lower fan bracket (7.1) are fixedly connected by the fixing bolts (7.4).

3. A gas leak detection probe according to claim 2, characterized in that: The handle housing (1) is provided with a control button corresponding to the drive motor.

4. A gas leak detection probe according to claim 1, characterized in that: The detection assembly (8) comprises a fixing plate (8.1) fixedly connected to the inner wall of the handle housing (1); a detection probe (8.2) is arranged on the inner side of the fixing plate (8.1); a plurality of mounting bolts (8.3) are arranged on the detection probe (8.2); and the detection probe (8.2) is fixedly connected to the fixing plate (8.1) via the mounting bolts (8.3).

5. A gas leak detection probe according to claim 1, characterized in that: The fan assembly (7) is arranged on a side of the detection assembly (8) away from the handle cover (6), and the outer side of the handle housing (1) includes a protective cover layer.

6. A gas leak detection probe according to claim 1, characterized in that: The handle shell (1) is made entirely of plastic, and a fixing through hole is provided on the surface of the handle shell (1).

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