CN221056433U - Anti-interference toxic gas detection device - Google Patents

Abstract

The utility model belongs to the technical field of gas detection, and particularly discloses an anti-interference toxic gas detection device which comprises a detection box, an air inlet pipe, a fixing sleeve and a filter screen, wherein a partition plate is arranged on the inner side of the detection box; through opening sealed lid for the air gets into the intake pipe, gets into the detection incasement after the filter screen, utilizes poison gas detector to detect gas, filters the impurity in the air through the filter screen that sets up, avoids impurity in the air to interfere poison gas detector normal use.

Description

Anti-interference toxic gas detection device

Technical Field

The utility model relates to the technical field of gas detection, in particular to an anti-interference toxic gas detection device.

Background

Exhaust gas refers to toxic and harmful gases discharged by human beings in the production and living processes. In particular to chemical plants, iron and steel plants, pharmaceutical plants, coking plants, oil refineries and the like, and the discharged waste gas has large smell, seriously pollutes the environment and affects human health.

The toxic gas detection device is used for detecting the harmful gas in the waste gas, and most of the existing toxic gas detection devices can only detect one gas and cannot detect multiple gases, so that part of people are used for detecting different gases by installing multiple toxic gas detectors in a detection box body, for example, chinese patent application publication No. CN209858510U, and particularly discloses a mining toxic gas detection device.

However, in the practical use process, people find that the waste gas often contains dust particles, smoke dust and other impurities, and in the use process, the impurities can easily enter the detection box along with the waste gas, and once the external impurities enter the toxic gas detector, the toxic gas detector is damaged easily, and the toxic gas detector is disturbed to be normally used.

Disclosure of utility model

The utility model aims to provide an anti-interference toxic gas detection device which is used for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an anti-interference toxic gas detection device, includes detection case, intake pipe, fixed cover and filter screen, the detection case inboard is equipped with the baffle, is provided with toxic gas detector on the baffle, is equipped with the upper cover above the detection case, and detection case side symmetry is equipped with intake pipe and air vent, and the one end that the intake pipe kept away from the detection case is equipped with mounting groove and thread bush, and the mounting groove is located the intake pipe inboard, and the thread bush is located the intake pipe outside, and the filter screen setting is in the mounting groove, and fixed cover threaded connection is inboard at the thread bush to fixed cover tip supports on the filter screen, and fixed cover tip is equipped with sealed lid, and the fixed cover outside is equipped with the rotation seat, and sealed lid side is equipped with the connecting rod, and the connecting rod tip rotates to be connected on the rotation seat; through starting the poison gas detector, then open sealed lid for the air gets into the intake pipe, gets into the detection incasement after the filter screen, utilizes the poison gas detector to detect gas, filters the impurity in the air through the filter screen that sets up, avoids impurity in the air to interfere poison gas detector normal use.

Preferably, the side of the upper cover is provided with a clamping block, the detection box is provided with a hasp corresponding to the clamping block, the hasp is clamped on the clamping block to fix the upper cover, the hasp can be buckled down from the clamping block, then the upper cover can be opened, and then the internal toxic gas detector is maintained.

Preferably, a handle is arranged above the upper cover, and the arranged handle can facilitate maintenance personnel to take down the upper cover.

Preferably, an exhaust fan is arranged on the inner side of the air inlet pipe, the exhaust fan can assist in sucking external air into the detection box, an exhaust fan is arranged on the inner side of the ventilation opening, and the exhaust fan is used for assisting in exhausting air in the detection box, so that poisonous gas is prevented from being stored in the detection box.

Preferably, a plurality of support columns are uniformly arranged below the detection box, universal wheels are arranged below the support columns, and the arranged universal wheels can facilitate the movement of the device.

Preferably, the air vent is provided with a shutter, and the shutter can be prevented from being closed when not in use, so that external air and impurities are prevented from entering the detection box body.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the sealing cover is opened, air is pumped into the air inlet pipe through the exhaust fan, impurities are filtered by the filter screen and then enter the detection box, and the gas is detected by the toxic gas detector.

Drawings

FIG. 1 is a schematic perspective view of the first embodiment of the present utility model;

FIG. 2 is a schematic diagram of a second perspective structure of the present utility model;

FIG. 3 is a schematic view of the internal structure of the present utility model;

FIG. 4 is a schematic view of the seal cap of the present utility model in an open configuration;

Fig. 5 is a schematic view showing a filter screen removing structure of the present utility model.

In the figure: 1. a detection box; 2. an upper cover; 3. an air inlet pipe; 4. a thread sleeve; 5. a fixed sleeve; 6. sealing cover; 7. a support column; 8. a universal wheel; 9. a clamping block; 10. a hasp; 11. a grip; 12. a vent; 13. a louver; 14. a partition plate; 15. a toxic gas detector; 16. an exhaust fan; 17. a mounting groove; 18. a filter screen; 19. a rotating seat; 20. a connecting rod; 21. and a fan.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides an anti-interference toxic gas detection device, including detection case 1, intake pipe 3, fixed cover 5 and filter screen 18, detection case 1 inboard is equipped with baffle 14, be provided with toxic gas detector 15 on the baffle 14, detection case 1 top is equipped with upper cover 2, detection case 1 side symmetry is equipped with intake pipe 3 and air vent 12, the one end that intake pipe 3 kept away from detection case 1 is equipped with mounting groove 17 and thread bush 4, mounting groove 17 is located intake pipe 3 inboard, thread bush 4 is located intake pipe 3 outside, filter screen 18 sets up in mounting groove 17, fixed cover 5 threaded connection is inboard at thread bush 4, and fixed cover 5 tip is supported on filter screen 18, fixed cover 5 tip is equipped with sealed lid 6, fixed cover 5 outside is equipped with rotation seat 19, sealed lid 6 side is equipped with connecting rod 20, connecting rod 20 tip rotates and connects on rotation seat 19;

Through starting poison gas detector 15, then open sealed lid 6 for air gets into intake pipe 3, in entering detection case 1 after filter screen 18, utilizes poison gas detector 15 to detect gas, filters the impurity in the air through the filter screen 18 that sets up, avoids impurity in the air to interfere poison gas detector 15 normal use.

Further, the side of the upper cover 2 is provided with a clamping block 9, the detection box 1 is provided with a hasp 10 corresponding to the clamping block 9, the hasp 10 is clamped on the clamping block 9 to fix the upper cover 2, the hasp 10 can be buckled down from the clamping block 9, then the upper cover 2 can be opened, and then the internal toxic gas detector 15 is maintained.

Further, a handle 11 is arranged above the upper cover 2, and the arranged handle 11 is convenient for maintenance personnel to take down the upper cover 2.

Further, an exhaust fan 16 is arranged on the inner side of the air inlet pipe 3, the exhaust fan 16 can assist in sucking external air into the detection box 1, an exhaust fan 21 is arranged on the inner side of the air vent 12, and the exhaust fan 21 is used for assisting in exhausting air in the detection box 1, so that toxic gas is prevented from being stored in the detection box 1.

Further, a plurality of support columns 7 are evenly arranged below the detection box 1, universal wheels 8 are arranged below the support columns 7, and the universal wheels 8 can facilitate movement of the device.

Further, the louver 13 is disposed on the air vent 12, and the louver 13 can prevent the air vent from being closed when not in use, so as to prevent external air and impurities from entering the detection box 1.

Working principle: when the air purifier is used, the poison gas detector 15 is started, then the sealing cover 6 and the shutter 13 are opened, then the exhaust fan 16 and the exhaust fan 21 are started, the exhaust fan 16 pumps external air into the air inlet pipe 3, the external air enters the detection box 1 after passing through the filter screen 18, the poison gas detector 15 is utilized to detect air, when the air passes through the filter screen 18, the filter screen 18 filters impurities in the air, the impurities in the air are prevented from entering the detection box 1, the normal detection of the poison gas detector 15 is interfered, meanwhile, the exhaust fan 21 discharges the air in the detection box 1, and the poison gas is prevented from being stored in the detection box 1.

When the filter screen 18 is required to be maintained, the fixing sleeve 5 is only required to be rotated, the fixing sleeve 5 is screwed out of the threaded sleeve 4, then the filter screen 18 can be directly taken down from the mounting groove 17, the filter screen 18 is required to be maintained, the filter screen 18 is only required to be clamped into the mounting groove 17 during mounting, and then the fixing sleeve 5 is reversely screwed into the threaded sleeve 4 and abutted against the filter screen 18 to be fixed again.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. An anti-interference toxic gas detection device which is characterized in that: including detecting case (1), intake pipe (3), fixed cover (5) and filter screen (18), detecting case (1) inboard is equipped with baffle (14), be provided with poison gas detector (15) on baffle (14), detecting case (1) top is equipped with upper cover (2), detecting case (1) side symmetry is equipped with intake pipe (3) and air vent (12), one end that detecting case (1) was kept away from to intake pipe (3) is equipped with mounting groove (17) and thread bush (4), mounting groove (17) are located intake pipe (3) inboard, thread bush (4) are located intake pipe (3) outside, filter screen (18) set up in mounting groove (17), fixed cover (5) threaded connection is inboard in thread bush (4), and fixed cover (5) tip supports on filter screen (18), fixed cover (5) tip is equipped with sealed lid (6), fixed cover (5) outside is equipped with rotation seat (19), sealed lid (6) side is equipped with connecting rod (20), connecting rod (20) tip rotates and connects on rotation seat (19).

2. The tamper-resistant toxic gas detection device of claim 1, wherein: the side of the upper cover (2) is provided with a clamping block (9), the detection box (1) is provided with a hasp (10) corresponding to the clamping block (9), and the hasp (10) is clamped on the clamping block (9) to fix the upper cover (2).

3. The tamper-resistant toxic gas detection device of claim 1, wherein: a handle (11) is arranged above the upper cover (2).

4. The tamper-resistant toxic gas detection device of claim 1, wherein: an exhaust fan (16) is arranged on the inner side of the air inlet pipe (3), and an exhaust fan (21) is arranged on the inner side of the air vent (12).

5. The tamper-resistant toxic gas detection device of claim 1, wherein: a plurality of support columns (7) are uniformly arranged below the detection box (1), and universal wheels (8) are arranged below the support columns (7).

6. The tamper-resistant toxic gas detection device of claim 1, wherein: the air vent (12) is provided with a shutter (13).