Protective structure of gas detection sensor

Abstract

The utility model discloses a gas detection sensor protection structure which comprises a gas sensor body, the gas sensor body comprises a detection machine base and a detection probe arranged on one side of the detection machine base, a protection cover is arranged on the outer side of the detection probe, and the protection cover is of a breathable metal filter screen structure. A protective cover is arranged on the outer side of the detection probe, reinforcing ribs are arranged on the outer side of the protective cover, one end of the protective cover is clamped outside the detection machine base through a positioning base, and a blowing dust removal mechanism is arranged in the inner portion of one end of the protective cover. The outside of the detection probe can be covered and protected, the detection probe is prevented from being damaged due to direct collision of external force, the structural strength is high, and the protection effect is good.

Description

Technical Field

[0001] The utility model relates to the technical field of gas detection sensors, in particular to a gas detection sensor protection structure. Background Art

[0002] A gas detection sensor is a converter that converts the volume fraction of a gas into a corresponding electrical signal. If the sensor is stored without protective measures and exposed to the outside for a long time, the service life of the sensor will be greatly shortened.

[0003] A gas detection sensor protection structure with application number 202322031936.8 in the prior art includes a protective outer frame. By providing a protective outer frame, a protective bottom plate, a plug plate, a connecting groove, a movable guide rod and a pressing block, the assembly structure can be optimized while speeding up the assembly speed, saving operation time, and solving the problem that the overall structure is relatively complex and cumbersome, and a lot of time is required during the installation and disassembly process, which invisibly increases the workload and reduces work efficiency. At the same time, the protectiveness of the protective device is limited, and gaps are easily generated at the connection, causing foreign objects to invade, which will damage the sensor and affect subsequent use. However, the protection effect is general, and dust accumulates in the air vents in the protective structure, causing blockage, affecting the circulation of gas, thereby affecting the gas detection efficiency. Utility Model Content

[0004] The utility model aims to provide a gas detection sensor protection structure to solve the problem that the protection effect in the prior art is average, and dust accumulates in the air holes in the protection structure to cause blockage, affecting the circulation of gas, thereby affecting the gas detection efficiency.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a gas detection sensor protection structure, including a gas sensor body, the gas sensor body including a detection base and a detection probe arranged on one side of the detection base, a protective cover is provided on the outside of the detection probe, and the protective cover adopts a breathable metal filter structure, reinforcing ribs are provided on the outside of the protective cover, one end of the protective cover is clamped on the outside of the detection base through a positioning seat, and a blowing dust removal mechanism is provided inside one end of the protective cover.

[0006] Furthermore, a positioning groove is provided on the inner side of the positioning seat, and an anti-slip pad is provided on the inner wall of the positioning groove.

[0007] Furthermore, a locking hole is provided on the side wall of the positioning seat, and a locking bolt is provided in the inner thread of the locking hole.

[0008] Furthermore, a plurality of reinforcing ribs are provided in a ring array outside the protective cover, and the protective cover adopts a semi-cylindrical alloy structure.

[0009] Furthermore, the blowing dust removal mechanism includes a first dust removal pipe arranged at one end of the protective cover through a connecting shaft, the interior of the first dust removal pipe is connected to a third dust removal pipe through a second dust removal pipe, and one end of the first dust removal pipe is connected to a blower through a pipeline.

[0010] Furthermore, the first dust removal pipe and the third dust removal pipe are both annular pipes, and the diameter of the first dust removal pipe is larger than the diameter of the third dust removal pipe. Multiple dust blowing ports are provided on one side of the first dust removal pipe, the second dust removal pipe and the third dust removal pipe.

[0011] Furthermore, the second dust removal pipe adopts a cross connecting pipe, and the second dust removal pipe is fixedly connected to the first dust removal pipe and the third dust removal pipe.

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

[0013] The utility model has a protective cover arranged on the outside of the detection probe, and the protective cover adopts a breathable metal filter structure, so that the outside of the detection probe can be covered and protected to prevent external force from directly colliding with the detection probe and causing damage. In addition, one end of the protective cover is clamped on the outside of the detection machine base through a positioning seat, which makes it easy to disassemble, assemble and fix the protective cover.

[0014] The utility model provides reinforcing ribs on the outer side of the protective cover, and a plurality of reinforcing ribs are arranged in a circular array outside the protective cover, and the protective cover adopts a semi-cylindrical alloy structure, so that the structural strength of the outer side of the protective cover is increased, the side anti-collision ability is strong, and the protection effect is better.

[0015] The utility model is provided with a blowing dust removal mechanism inside one end of the protective cover, the blowing dust removal mechanism comprises a first dust removal pipe arranged at one end of the protective cover through a connecting shaft, the interior of the first dust removal pipe is connected to a third dust removal pipe through a second dust removal pipe, and one end of the first dust removal pipe is connected to a blowing machine through a pipeline, so that one end of the protective cover can be blown from the inside to the outside to remove dust, so as to prevent dust from accumulating in the air holes in the protective cover and causing blockage, so as to avoid the air holes being blocked by dust and affecting the gas detection efficiency, and the dust removal effect is better, and the operation is convenient and quick. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a front view of the internal structure of the protective cover of the utility model;

[0019] Figure 3It is a schematic diagram of the dust removal pipe structure of the utility model.

[0020] In the figure: 1. Detection base; 2. Detection probe; 3. Positioning base; 4. Locking hole; 5. Positioning groove; 6. Locking bolt; 7. Anti-slip pad; 8. Protective cover; 9. Reinforcement rib; 10. Connecting shaft; 11. First dust removal pipe; 12. Dust blowing port; 13. Pipeline; 14. Blowing air blower; 15. Second dust removal pipe; 16. Third dust removal pipe. DETAILED DESCRIPTION

[0021] 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.

[0022] See also Figure 1 , Figure 2 , Figure 3 In an embodiment of the utility model, a gas detection sensor protection structure includes a gas sensor body, the gas sensor body includes a detection base 1 and a detection probe 2 arranged on one side of the detection base 1, a protective cover 8 is provided on the outside of the detection probe 2, and the protective cover 8 adopts a breathable metal filter structure, so that the outside of the detection probe 2 can be covered and protected to prevent external force from directly colliding with the detection probe 2 and causing damage, thereby improving the safety of the detection probe 2.

[0023] like Figure 1 and Figure 2 In order to increase the structural strength of the outside of the protective cover 8, a reinforcing rib 9 is provided on the outside of the protective cover 8. A plurality of reinforcing ribs 9 are provided on the outside of the protective cover 8 in a circular array, and the protective cover 8 adopts a semi-cylindrical alloy structure, which increases the structural strength of the outside of the protective cover 8, has a strong side collision resistance, and has a better protection effect.

[0024] like Figure 1 and Figure 2 In order to improve the stability of the installation and fixation of the positioning seat 3, one end of the protective cover 8 is clamped on the outside of the detection machine base 1 through the positioning seat 3, and a positioning groove 5 is opened on the inner side of the positioning seat 3, so that the protective cover 8 can be easily disassembled and fixed, and an anti-slip pad 7 is provided on the inner wall of the positioning groove 5 to increase the anti-slip property of the inner wall of the positioning groove 5. A locking hole 4 is opened on the side wall of the positioning seat 3, and a locking bolt 6 is provided in the inner thread of the locking hole 4, which is used to lock the positioning seat 3 clamped on the outside of the detection machine base 1, which is beneficial to improve the stability of the installation and fixation of the positioning seat 3.

[0025] like Figure 2 and Figure 3In order to remove dust and prevent blockage inside the protective cover 8, a blowing dust removal mechanism is provided inside one end of the protective cover 8. The blowing dust removal mechanism includes a first dust removal pipe 11 arranged at one end of the protective cover 8 through a connecting shaft 10. The first dust removal pipe 11 is connected to a third dust removal pipe 16 through a second dust removal pipe 15. One end of the first dust removal pipe 11 is connected to a blower 14 through a pipeline 13, so that one end of the protective cover 8 can be blown from the inside to the outside to remove dust, thereby preventing dust from accumulating in the air holes in the protective cover 8 and causing blockage, thereby avoiding the air holes being blocked by dust and affecting the gas detection efficiency. In addition, the dust removal effect is good and the operation is convenient and quick.

[0026] like Figure 3 In order to improve the uniformity of dust removal by blowing, the first dust removal pipe 11 and the third dust removal pipe 16 both adopt annular pipes, and the diameter of the first dust removal pipe 11 is larger than the diameter of the third dust removal pipe 16. A plurality of dust blowing ports 12 are provided on one side of the first dust removal pipe 11, the second dust removal pipe 15 and the third dust removal pipe 16. The second dust removal pipe 15 adopts a cross connecting pipe, and the second dust removal pipe 15 is fixedly connected to the first dust removal pipe 11 and the third dust removal pipe 16, so that the connection structure of the first dust removal pipe 11, the second dust removal pipe 15 and the third dust removal pipe 16 has higher stability and stronger uniformity of dust removal by blowing.

[0027] The working principle and use process of the utility model are as follows: when in use, a protective cover 8 is provided on the outside of the detection probe 2, and the protective cover 8 adopts a breathable metal filter structure, so that the outside of the detection probe 2 can be covered and protected to prevent external force from directly colliding with the detection probe 2 and causing damage, and one end of the protective cover 8 is clamped on the outside of the detection machine base 1 through a positioning seat 3, so that the protective cover 8 is easy to disassemble and fix; and reinforcing ribs 9 are provided on the outside of the protective cover 8, so that the structural strength of the outside of the protective cover 8 is increased, the side anti-collision ability is strong, and the protection effect is better.

[0028] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A gas detection sensor protection structure, comprising a gas sensor body, characterized in that: The gas sensor body comprises a detection base (1) and a detection probe (2) arranged on one side of the detection base (1); a protective cover (8) is arranged on the outside of the detection probe (2); the protective cover (8) adopts a breathable metal filter structure; a reinforcing rib (9) is arranged on the outside of the protective cover (8); one end of the protective cover (8) is clamped on the outside of the detection base (1) through a positioning seat (3); and a blowing dust removal mechanism is arranged inside one end of the protective cover (8).

2. A gas detection sensor protection structure according to claim 1, characterized in that: A positioning groove (5) is provided on the inner side of the positioning seat (3), and an anti-slip pad (7) is provided on the inner wall of the positioning groove (5).

3. A gas detection sensor protection structure according to claim 2, characterized in that: A locking hole (4) is provided on the side wall of the positioning seat (3), and a locking bolt (6) is provided on the inner thread of the locking hole (4).

4. A gas detection sensor protection structure according to claim 1, characterized in that: A plurality of the reinforcing ribs (9) are arranged in a ring array outside the protective cover (8), and the protective cover (8) adopts a semi-cylindrical alloy structure.

5. A gas detection sensor protection structure according to claim 1, characterized in that: The blowing dust removal mechanism comprises a first dust removal pipe (11) arranged at one end of the protective cover (8) via a connecting shaft (10); a third dust removal pipe (16) is connected to the interior of the first dust removal pipe (11) via a second dust removal pipe (15); and one end of the first dust removal pipe (11) is connected to a blowing machine (14) via a pipeline (13).

6. A gas detection sensor protection structure according to claim 5, characterized in that: The first dust removal pipe (11) and the third dust removal pipe (16) are both annular pipes, and the diameter of the first dust removal pipe (11) is greater than the diameter of the third dust removal pipe (16). A plurality of dust blowing ports (12) are provided on one side of the first dust removal pipe (11), the second dust removal pipe (15) and the third dust removal pipe (16).

7. A gas detection sensor protection structure according to claim 6, characterized in that: The second dust removal pipe (15) adopts a cross connecting pipe, and the second dust removal pipe (15) is fixedly connected to the first dust removal pipe (11) and the third dust removal pipe (16).

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