Gas monitor

Abstract

The utility model relates to the technical field of gas monitors, in particular to a gas monitor which comprises a monitor shell, an air inlet is formed in the outer wall of one side of the monitor shell, a filtering mechanism is installed on the inner wall of the air inlet, and the inner walls of the two sides of the monitor shell are fixedly connected with the same gas detection box. The gas detection box is communicated with the filtering mechanism, the filtering mechanism comprises a filtering box fixedly connected to the air inlet, and a rectangular opening is formed in the outer wall of one side of the filtering box. The defects in the prior art are overcome, the filter mechanism is arranged on the monitor shell, the filter assembly is arranged in the filter mechanism, and the dust removal filter cloth in the filter assembly can conveniently filter air entering the gas detection box, so that impurities in the air are prevented from entering the gas detection box; meanwhile, the cleaning box is arranged on the mounting frame to facilitate cleaning of the dust removal filter cloth, and the situation that the dust removal filter cloth is blocked by impurities and inconvenient to clean is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of gas monitors, in particular to a gas monitor. Background Art

[0002] Gas monitor is an instrument tool for detecting gas leakage concentration, including portable gas monitor, handheld gas monitor, fixed gas monitor, online gas monitor, etc. Gas sensors are mainly used to detect the types of gases in the environment. Gas sensors are sensors used to monitor the composition and content of gases. It is generally believed that the definition of gas sensors is based on the monitoring target. In other words, all sensors used to monitor gas composition and concentration are called gas sensors, regardless of whether they use physical or chemical methods.

[0003] After searching, the Chinese patent application number CN214539460U discloses an environmental gas monitor, including a shell, a handle and a square tube, a groove is provided on one side of the outer wall of the shell, a display screen is embedded in the inner wall of the groove, a control button is provided on the side of the shell located at the bottom end of the groove, a flashing light is installed on the side of the shell located at the top end of the groove, a telescopic sleeve is installed at the bottom end of the shell, a first spring is provided at the bottom end of the telescopic sleeve, a cavity is provided at the top of the telescopic sleeve near the first spring, a second spring is installed inside the cavity, a lock is connected to one end of the second spring, an opening is provided at the bottom end of the outer wall of the telescopic sleeve, a baffle is installed inside the opening, and a through hole is provided at the center of the baffle.

[0004] An environmental gas monitor in the above patent has the following shortcomings: in the above patent, the air is filtered by the cooperation between the air permeable plate and the square mesh basket, but the square mesh basket needs to be cleaned frequently during use to avoid blockage of the square mesh basket. Utility Model Content

[0005] The purpose of the utility model is to solve or at least alleviate the problems existing in the prior art.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a gas monitor, comprising a monitor housing, an outer wall of one side of the monitor housing is provided with an air inlet, and a filtering mechanism is installed on the inner wall of the air inlet, the inner walls on both sides of the monitor housing are fixedly connected with the same gas detection box, the gas detection box and the filtering mechanism are communicated, the filtering mechanism comprises a filter box fixedly connected to the air inlet, an outer wall of one side of the filter box is provided with a rectangular opening, and a filter net is fixedly connected to the inner wall of the rectangular opening, a filter assembly is obliquely arranged on the inner wall of the filter box, the filter assembly comprises a mounting frame obliquely fixedly connected to the inner wall of the filter box, a dust removal filter cloth is fixedly connected to the inner wall of the mounting frame, and two cleaning boxes are fixedly connected to the inner wall of the mounting frame.

[0007] With the above structure, the air to be detected can be filtered conveniently through the filtering mechanism on the monitor housing, a gas detection sensor is arranged in the gas detection box to facilitate gas detection, and the dust filter cloth in the installation frame can facilitate air filtering.

[0008] The inner walls on both sides of the cleaning box are rotatably connected to the same rotating plate, and the outer wall on one side of the rotating plate is fixedly connected to two rubber protrusions.

[0009] With the above structure, the rubber protrusion is driven to swing by the rotating plate, thereby conveniently impacting the dust removal filter cloth to generate vibration.

[0010] A volute spring is sleeved on one end of the rotating plate transmission shaft, and two symmetrically arranged armatures are fixedly connected to the outer wall on the other side of the rotating plate.

[0011] With the above structure, the rotating plate can be placed in a balanced position by setting the spiral spring.

[0012] The inner wall of the cleaning box is fixedly connected with two symmetrically arranged electromagnets, and the rubber protrusion is in contact with the dust removal filter cloth.

[0013] With the above structure, the magnetism is generated by energizing the electromagnet, thereby facilitating the armature to be attracted to approach it.

[0014] The outer wall at the bottom of the filter box is provided with a feeding opening, and the inner wall of the feeding opening is rotatably connected with a bottom cover.

[0015] With the above structure, the filtered impurities can be conveniently discharged through the openable bottom cover.

[0016] A locking bolt is rotatably connected to an outer wall of one side of the bottom cover, and a nut matching the locking bolt is fixedly connected to an outer wall of one side of the filter box.

[0017] With the above structure, the bottom cover can be conveniently fixed through the cooperation between the locking bolt and the nut.

[0018] A control panel is fixedly connected to an outer wall of one side of the monitor housing, and the control panel is electrically connected to the electromagnet.

[0019] With the above structure, the on and off of the electromagnet can be conveniently controlled by setting the control panel.

[0020] A battery pack is fixedly connected to the inner wall of the bottom of the monitor housing, and the battery pack is electrically connected to the control panel.

[0021] With the above structure, the electrical components can be powered conveniently through the battery pack.

[0022] Compared with the prior art, the beneficial effects of the utility model are:

[0023] (1) The utility model provides a filter mechanism on the housing of the monitor, and a filter assembly is provided in the filter mechanism. The dust filter cloth in the filter assembly is convenient for filtering the air entering the gas detection box, thereby preventing impurities in the air from entering the gas detection box. At the same time, a cleaning box is provided on the mounting frame to facilitate the cleaning of the dust filter cloth, thereby preventing the dust filter cloth from being blocked by impurities and being inconvenient to clean;

[0024] (2) The utility model arranges an electromagnet and an armature in the cleaning box to directly drive the rotating plate to swing, and the rubber protrusion impacts the dust filter cloth to vibrate, thereby conveniently shaking off the dust adhering to the dust filter cloth, and the bottom cover that is easy to open facilitates the cleaning of the filtered impurities. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0026] Figure 2 This is a schematic diagram of the internal structure of the housing of the monitor of the utility model;

[0027] Figure 3 This is a schematic diagram of the filter mechanism structure of the utility model;

[0028] Figure 4 This is a schematic diagram of the internal structure of the filter box of the utility model;

[0029] Figure 5 This is a schematic diagram of the dust removal filter cloth structure of the utility model;

[0030] Figure 6 It is a schematic cross-sectional structural diagram of the cleaning component of the present utility model.

[0031] In the figure: 1. Monitor housing; 2. Filter mechanism; 3. Control panel; 4. Gas detection box; 5. Battery pack; 6. Filter box; 7. Filter screen; 8. Bottom cover; 9. Locking bolt; 10. Filter assembly; 11. Mounting frame; 12. Dust filter cloth; 13. Cleaning box; 14. Rotating plate; 15. Volute spring; 16. Rubber protrusion; 17. Armature; 18. Electromagnet. DETAILED DESCRIPTION

[0032] 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.

[0033] See also Figure 1-6 , a gas monitor comprises a monitor housing 1, an outer wall of one side of the monitor housing 1 is provided with an air inlet, and a filter mechanism 2 is installed on the inner wall of the air inlet, the inner walls of both sides of the monitor housing 1 are fixedly connected with the same gas detection box 4, the gas detection box 4 and the filter mechanism 2 are connected, the filter mechanism 2 comprises a filter box 6 fixedly connected to the air inlet, a rectangular opening is provided on the outer wall of one side of the filter box 6, and a filter screen 7 is fixedly connected to the inner wall of the rectangular opening, a filter assembly 10 is obliquely arranged on the inner wall of the filter box 6, the filter assembly 10 comprises an installation frame 11 obliquely fixedly connected to the inner wall of the filter box 6, and a dust filter cloth 12 is fixedly connected to the inner wall of the installation frame 11, and two cleaning boxes 13 are fixedly connected to the inner wall of the installation frame 11, the filter mechanism 2 on the monitor housing 1 is convenient for filtering the air to be detected, a gas detection sensor is arranged in the gas detection box 4, so as to facilitate the detection of the gas, and the dust filter cloth 12 in the installation frame 11 is convenient for filtering the air.

[0034] For details, please refer to Figure 6 The inner walls on both sides of the cleaning box 13 are rotatably connected to the same rotating plate 14, and the outer wall on one side of the rotating plate 14 is fixedly connected to two rubber protrusions 16. The rotating plate 14 drives the rubber protrusions 16 to swing, thereby facilitating the impact of the dust filter cloth 12 to generate vibration.

[0035] For details, please refer to Figure 6 One end of the transmission shaft of the rotating plate 14 is sleeved with a volute spring 15, and the outer wall of the other side of the rotating plate 14 is fixedly connected to two symmetrically arranged armatures 17. The arrangement of the volute spring 15 facilitates the rotating plate 14 to be in a balanced position.

[0036] For details, please refer to Figure 6The inner wall of the cleaning box 13 is fixedly connected with two symmetrically arranged electromagnets 18, the rubber protrusion 16 is in contact with the dust filter cloth 12, and the electromagnet 18 is energized to generate magnetism, thereby facilitating the attraction of the armature 17 to approach it.

[0037] For details, please refer to Figure 3 The outer wall at the bottom of the filter box 6 is provided with a discharge port, and the inner wall of the discharge port is rotatably connected with a bottom cover 8, so that the filtered impurities can be conveniently discharged through the openable bottom cover 8.

[0038] For details, please refer to Figure 3 The outer wall of one side of the bottom cover 8 is rotatably connected with a locking bolt 9, and the outer wall of one side of the filter box 6 is fixedly connected with a nut matching the locking bolt 9. The bottom cover 8 is conveniently fixed through the cooperation between the locking bolt 9 and the nut.

[0039] For details, please refer to Figure 1 A control panel 3 is fixedly connected to an outer wall of one side of the monitor housing 1, and the control panel 3 is electrically connected to the electromagnet 18. The setting of the control panel 3 facilitates the control of the on and off of the electromagnet 18.

[0040] For details, please refer to Figure 1-2 A battery pack 5 is fixedly connected to the inner wall of the bottom of the monitor housing 1, and the battery pack 5 is electrically connected to the control panel 3, so that the battery pack 5 can be used to conveniently supply power to the electrical components.

[0041] Working principle: During use, when the monitor is detecting, the outside air enters the gas detection box 4 through the filter mechanism 2. The sensor in the gas detection box 4 is convenient for detecting the gas. The double filtration of the filter 7 and the dust filter cloth 12 prevents impurities in the air from entering the gas detection box 4. The setting of the dust filter cloth 12 is convenient for filtering out smaller particles in the air. At the same time, the two electromagnets 18 in the cleaning box 13 are energized alternately. When the electromagnet 18 is energized, it generates magnetism to directly absorb the armature 17, thereby rotating the rotating plate 14. When the rotating plate 14 rotates, the rubber protrusion 16 directly impacts the dust filter cloth 12, and the dust filter cloth 12 is impacted and vibrated to shake off the dust.

[0042] 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 monitor, comprising a monitor housing (1), characterized in that: An air inlet is provided on one side outer wall of the housing (1) of the monitor, and a filter mechanism (2) is installed on the inner wall of the air inlet. The inner walls on both sides of the housing (1) of the monitor are fixedly connected to the same gas detection box (4), and the gas detection box (4) and the filter mechanism (2) are connected. The filter mechanism (2) includes a filter box (6) fixedly connected to the air inlet. A rectangular opening is provided on one side outer wall of the filter box (6), and a filter net (7) is fixedly connected to the inner wall of the rectangular opening. A filter assembly (10) is obliquely arranged on the inner wall of the filter box (6). The filter assembly (10) includes a mounting frame (11) obliquely fixedly connected to the inner wall of the filter box (6), and a dust filter cloth (12) is fixedly connected to the inner wall of the mounting frame (11). Two cleaning boxes (13) are fixedly connected to the inner wall of the mounting frame (11).

2. A gas monitor according to claim 1, characterized in that: The inner walls on both sides of the cleaning box (13) are rotatably connected to a same rotating plate (14), and the outer wall on one side of the rotating plate (14) is fixedly connected to two rubber protrusions (16).

3. A gas monitor according to claim 2, characterized in that: A spiral spring (15) is sleeved on one end of the transmission shaft of the rotating plate (14), and two symmetrically arranged armatures (17) are fixedly connected to the outer wall on the other side of the rotating plate (14).

4. A gas monitor according to claim 3, characterized in that: Two symmetrically arranged electromagnets (18) are fixedly connected to the inner wall of the cleaning box (13), and the rubber protrusion (16) is in contact with the dust removal filter cloth (12).

5. A gas monitor according to claim 4, characterized in that: The outer wall at the bottom of the filter box (6) is provided with a material discharge opening, and the inner wall of the material discharge opening is rotatably connected to a bottom cover (8).

6. A gas monitor according to claim 5, characterized in that: A locking bolt (9) is rotatably connected to an outer wall of one side of the bottom cover (8), and a nut matching the locking bolt (9) is fixedly connected to an outer wall of one side of the filter box (6).

7. A gas monitor according to claim 6, characterized in that: A control panel (3) is fixedly connected to an outer wall of one side of the monitor housing (1), and the control panel (3) is electrically connected to the electromagnet (18).

8. A gas monitor according to claim 7, characterized in that: A battery pack (5) is fixedly connected to the inner wall of the bottom of the monitor housing (1), and the battery pack (5) is electrically connected to the control panel (3).

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