CN215678293U

CN215678293U - Gas quality monitor

Info

Publication number: CN215678293U
Application number: CN202121677196.XU
Authority: CN
Inventors: 金日鸿; 骆晓飞; 冯玺
Original assignee: Zhejiang Innover Environmental Protection Technology Co ltd
Current assignee: Zhejiang Innover Environmental Protection Technology Co ltd
Priority date: 2021-07-22
Filing date: 2021-07-22
Publication date: 2022-01-28
Anticipated expiration: 2031-07-22

Abstract

The utility model discloses a gas quality monitor, which relates to the technical field of gas monitoring equipment and comprises a gas quality monitor body and a protective box, wherein the gas quality monitor body is positioned in the protective box, the same side surface of the protective box is fixedly communicated with an air inlet pipe and an air outlet pipe, an airflow accelerating mechanism is arranged in the air outlet pipe, a dust filter screen frame which is covered on the air inlet pipe and the air outlet pipe is arranged on the outer side of the protective box, the dust filter screen frame is in transmission connection with the protective box through a transmission mechanism, and a dust cleaning brush which is fixed with the protective box is arranged at the end part of the air outlet pipe. The utility model can prevent dust from entering the gas monitor and also prevent the dust from blocking the air inlet, thereby being beneficial to keeping the gas monitor in a good normal use state.

Description

Gas quality monitor

Technical Field

The utility model relates to the technical field of gas monitoring equipment, in particular to a gas quality monitor.

Background

In some environments where special gas may leak, it is often monitored whether the gas leaks in real time through related equipment, and the gas quality monitor mainly utilizes a related gas sensor to monitor whether the air contains the related gas to be monitored.

The prior patent publication numbers are as follows: CN107860865B entitled "a gas monitor placing device for building monitoring", which includes a box body and the like; the box front side is uncovered formula setting, is equipped with the framework in the box, and the framework is uncovered formula setting, and actuating mechanism is installed at the top in the box, and last rotary part of actuating mechanism is connected with the framework, and the rotary part on actuating mechanism upper portion cooperates with the rotary part on the rotary mechanism. The monitor is placed through the placing mechanism and the shock absorption when the shock absorption mechanism moves by matching the rotating mechanism with the driving mechanism, so that the effects of convenience in use, no influence on working efficiency and convenience in movement are achieved.

However, in the prior art, a certain amount of air flow needs to be maintained in the monitoring process, but dust mixed in the outside air is easily covered on the air quality monitor to affect the normal use of the air quality monitor, and although a dust removing net is arranged at an air inlet of the air quality monitor in the prior art, the dust removing net is blocked by the dust for a long time to affect the normal use of the air quality monitor, so that the air quality monitor is provided.

SUMMERY OF THE UTILITY MODEL

The utility model can prevent dust from entering the gas monitor and also prevent the dust from blocking the air inlet, thereby being beneficial to keeping the gas monitor in a good normal use state.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a gas quality monitor, includes gas quality monitor body and protection box, the gas quality monitor body is located the inside of protection box, the fixed intercommunication in same side of protection box has intake pipe and outlet duct, the inside of outlet duct is equipped with air current acceleration mechanism, the outside of protection box is equipped with the dust filter screen frame that covers in intake pipe and outlet duct, carry out the transmission through drive mechanism between dust filter screen frame and the protection box and be connected, the tip of outlet duct is equipped with the dust brush of cleaning fixed mutually with the protection box.

Preferably, the bottom of the gas monitor body is fixed with the middle part of the inner wall of the protective box through a mesh plate.

Preferably, the mesh plate is positioned between the air inlet pipe and the air outlet pipe, and meshes of the mesh plate are all concentrated at the fixed position of the gas monitor body.

Preferably, the one end of intake pipe and outlet duct all with protection box inner wall parallel and level, the other end of intake pipe and outlet duct all parallels with the filter screen of dirt screen frame.

Preferably, the airflow accelerating mechanism comprises a fan blade which is rotatably connected inside the air outlet pipe, and the fan blade is fixed with an output shaft on a motor fixed on the inner wall of the protection box.

Preferably, the transmission mechanism comprises a toothed ring fixed on the inner wall of the dust filtering screen frame, a toothed bar rotatably connected with the protection box is meshed on the side face of the toothed ring, and the toothed bar is in transmission connection with the airflow acceleration mechanism through a speed reducer.

Preferably, the transmission mechanism further comprises a plurality of roller wheels which are uniformly distributed on the outer side of the dust filter screen frame, and the roller wheels are rotatably connected with the protection box.

Preferably, the air inlet pipe and the air outlet pipe are provided with airflow covers located on the outer sides of the dust filter screen frames, and supporting legs of the airflow covers are fixed with the protective box.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the power of the airflow accelerating mechanism is utilized through the transmission mechanism, so that the dust filter screen frame is driven to move relative to the dust cleaning brush, and the dust filtered on the dust filter screen frame can be removed in time under the matching action of the airflow output by the air outlet pipe, so that the situation that the dust blocks an air inlet part can be prevented while the dust is prevented from entering the air quality monitor is achieved, and the air quality monitor can be kept in a good normal use state continuously.

Drawings

FIG. 1 is a schematic diagram of an appearance structure of a gas monitor according to the present invention;

FIG. 2 is a schematic cross-sectional view A-A of FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of the utility model at B of FIG. 2;

FIG. 4 is a schematic top view of a mesh panel of a gas monitor according to the present invention;

fig. 5 is a schematic perspective view of an airflow cover of a gas monitor according to the present invention.

In the figure: 1. a gas monitor body; 2. a protective case; 3. an air inlet pipe; 4. an air outlet pipe; 5. an airflow acceleration mechanism; 6. a dust screen frame; 7. a transmission mechanism; 8. cleaning a dust brush; 9. a mesh plate; 10. a fan blade; 11. a motor; 12. a toothed ring; 13. a toothed bar; 14. a roller; 15. an airflow hood; 16. and a speed reducer.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a gas monitor, comprising a gas monitor body 1 and a protection box 2, wherein the gas monitor body 1 is located inside the protection box 2, the same side of the protection box 2 is fixedly communicated with an air inlet pipe 3 and an air outlet pipe 4, the air outlet pipe 4 is internally provided with an airflow accelerating mechanism 5, so as to accelerate the airflow circulation speed inside the protection box 2 and facilitate the monitoring of air, the outer side of the protection box 2 is provided with a dust filter frame 6 covering the air inlet pipe 3 and the air outlet pipe 4, the dust filter frame 6 is a circular frame, the dust filter of the dust filter frame 6 is a circular net matched with the dust filter frame 6, the dust filter frame 6 is in transmission connection with the protection box 2 through a transmission mechanism 7, so as to rotate the dust filter frame 6, the end of the air outlet pipe 4 is provided with a dust cleaning brush 8 fixed with the protection box 2, so as to remove dust from the dust filter frame 6 in a rotating state, maintaining good air permeability of the dust screen frame 6.

In the practical use process, under the action of the airflow accelerating mechanism 5, the air in the protection box 2 flows out through the air outlet pipe 4, the outside air enters the protection box 2 through the air inlet pipe 3 after being filtered and dedusted by the dust filter screen frame 6, then the air flows to the airflow accelerating mechanism 5 after contacting with the gas monitor body 1 and flows out through the air outlet pipe 4, in the process, the dust filter screen frame 6 rotates under the action of the transmission mechanism 7, the dust of the dust filter screen frame 6 is carried out along with the rotation, when the dust filter screen frame moves to the position of the dust cleaning brush 8, the dust of the dust filter screen frame 6 is blown reversely by the airflow generated by the air outlet pipe 4, the separation of the dust from the dust filter screen frame 6 is facilitated, meanwhile, the activity of the dust is further increased under the action of the dust cleaning brush 8, the separation of the dust from the dust filter screen frame 6 is promoted, and the dust on the dust filter screen frame 6 can be automatically cleaned, the gas quality monitor can be used normally, and good gas quality monitoring effect can be kept continuously.

Wherein, the bottom of the gas monitor body 1 is fixed with the middle part of the inner wall of the protection box 2 through the mesh plate 9, thereby limiting the position of the gas monitor body 1 in the protection box 2.

Wherein, mesh board 9 is located between intake pipe 3 and the outlet duct 4 to make the inside space that is divided into two that forms of protection box 2, the mesh of mesh board 9 all concentrates on gas quality monitor body 1 fixed position, and when gas flows, mesh board 9 gathers the air current to gas quality monitor body 1 position this moment, increases air current and gas quality monitor body 1 contact rate, improves the precision when monitoring.

One ends of the air inlet pipe 3 and the air outlet pipe 4 are flush with the inner wall of the protective box 2, so that smooth circulation of air flow is facilitated, the other ends of the air inlet pipe 3 and the air outlet pipe 4 are parallel to a filter screen of the dust filter screen frame 6, and scraping and rubbing of the end portions of the air inlet pipe 3 and the air outlet pipe 4 on the dust filter screen frame 6 are avoided.

The airflow accelerating mechanism 5 comprises a fan blade 10 which is rotatably connected inside the air outlet pipe 4, the fan blade 10 is fixed with an output shaft of a motor 11 which is fixed on the inner wall of the protection box 2, and when the airflow accelerating mechanism is used, the motor 11 drives the fan blade 10 to rotate at a high speed in the air outlet pipe 4, so that the flowing speed of the fast airflow in the protection box 2 is increased.

Wherein, drive mechanism 7 is including being fixed in the ring gear 12 of dust screen frame 6 inner wall, the meshing of ring gear 12 side has the tooth stick 13 of being connected with protection box 2 rotation, tooth stick 13 comprises gear and barred body, wherein gear and ring gear 12 mesh mutually, the barred body rotates with protection box 2 to be connected, tooth stick 13 carries out the transmission through modes such as chain or gear engagement through reduction gear 16 and the axis of rotation of motor 11 in the airflow acceleration mechanism 5 and connects, reduce the slew velocity of tooth stick 13 through reduction gear 16, thereby make dust screen frame 6 carry out low-speed rotation.

Wherein, drive mechanism 7 is still including a plurality of wheel rollers 14 at the evenly distributed in the dust screen frame 6 outside, and wheel roller 14 rotates with protection box 2 to it is spacing to lift dust screen frame 6, makes dust screen frame 6 can normally do the circumference and rotate, and wherein the end fixing of wheel roller 14 has the protruding dish, thereby further carries out the position to the axial of dust screen frame 6 and prescribes a limit to.

Wherein, intake pipe 3 and outlet duct 4 are equipped with the air current cover 15 that is located the dust filter screen frame 6 outside, the landing leg of air current cover 15 is fixed mutually with protecting box 2, the cross section of air current cover 15 is the T font, the fluting with the 6 activity adaptations of dust filter screen frame is seted up to the bottom of air current cover 15, thereby avoid influencing the normal rotation of dust filter screen frame 6, the bottom of air current cover 15 is fixed mutually with protecting box 2, the both sides of air current cover 15 all are fixed with the flank board, thereby the flow direction of further restriction air, thereby make the air current come from different and opposite direction with the combustion air current from outlet duct 4 in getting into intake pipe 3, be favorable to avoiding two kinds of air currents to take place to hand in the muddy condition.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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

1. A gas quality monitor, includes gas quality monitor body (1) and guard box (2), gas quality monitor body (1) is located the inside of guard box (2), its characterized in that: the fixed intercommunication in same side of protection box (2) has intake pipe (3) and outlet duct (4), the inside of outlet duct (4) is equipped with air current acceleration mechanism (5), the outside of protection box (2) is equipped with dust filter screen frame (6) that cover connects in intake pipe (3) and outlet duct (4), carry out the transmission through drive mechanism (7) between dust filter screen frame (6) and protection box (2) and be connected, the tip of outlet duct (4) is equipped with dust cleaning brush (8) fixed mutually with protection box (2).

2. A gas quality monitor according to claim 1, wherein: the bottom of the gas monitor body (1) is fixed with the middle part of the inner wall of the protective box (2) through a mesh plate (9).

3. A gas quality monitor according to claim 2, wherein: the mesh plate (9) is positioned between the air inlet pipe (3) and the air outlet pipe (4), and meshes of the mesh plate (9) are all concentrated at fixed positions of the gas monitor body (1).

4. A gas quality monitor according to claim 1, wherein: intake pipe (3) and the one end of outlet duct (4) all with protection box (2) inner wall parallel and level, the other end of intake pipe (3) and outlet duct (4) all parallels with the filter screen of filter screen frame (6).

5. A gas quality monitor according to claim 1, wherein: the airflow accelerating mechanism (5) comprises fan blades (10) which are rotatably connected inside the air outlet pipe (4), and the fan blades (10) are fixed with an output shaft on a motor (11) fixed on the inner wall of the protective box (2).

6. A gas quality monitor according to claim 1, wherein: the transmission mechanism (7) comprises a toothed ring (12) fixed on the inner wall of the dust filtering screen frame (6), a toothed bar (13) rotatably connected with the protection box (2) is meshed on the side surface of the toothed ring (12), and the toothed bar (13) is in transmission connection with the airflow accelerating mechanism (5) through a speed reducer (16).

7. A gas quality monitor according to claim 1, wherein: the transmission mechanism (7) further comprises a plurality of wheel rollers (14) which are uniformly distributed on the outer side of the dust filtering screen frame (6), and the wheel rollers (14) are rotatably connected with the protection box (2).

8. A gas quality monitor according to claim 1, wherein: the air inlet pipe (3) and the air outlet pipe (4) are provided with an airflow cover (15) located on the outer side of the dust filter screen frame (6), and supporting legs of the airflow cover (15) are fixed with the protective box (2).