CN219675969U - Air detection device - Google Patents

Abstract

The utility model relates to the technical field of air detection, and in particular to an air detection device, which includes a housing. A detection chamber is horizontally penetrated through the interior of the housing. A dust-proof net is symmetrically provided in the detection chamber. A display is provided on the housing on one side of the detection chamber. screen and control buttons, and a blocking assembly is provided in the shell on both sides of the detection chamber. The blocking assembly includes two sets of symmetrically arranged rotating rod assemblies. Each set of rotating rod assemblies includes two symmetrically arranged rotatable rotating rods. The rotating rods Both sets of sealing plate assemblies are rotatably connected to the shell. There are two sets of sealing plate assemblies symmetrically threaded between the two sets of rotating rod assemblies. Each set of sealing plate assemblies contains two sealing plates. The two sealing plates of each set of sealing plate assemblies are both Located on the side of the dust-proof net away from the center of symmetry, the internal threads of the upper and lower blocking plates of each group of blocking plate components are opposite. Thereby, the utility model can detect the air quickly and efficiently, and can detect both fixed-point and moving detection. It has a simple structure and is easy to use.

Description

An air detection device

Technical field

The utility model relates to the technical field of air detection, and in particular to an air detection device.

Background technique

Air testing refers to the detection of air components. Indoor air testing can determine the pollution status of various indoor indicators, so that staff can take targeted prevention and control measures.

At present, some existing air detection devices, such as the patent with publication number CN212622479U, discloses a multi-directional indoor air detection device, including an air detector body, and a shock-absorbing buffer device is installed on the lower side of the air detector body. The lower side of the air detector body is symmetrically provided with evenly distributed heat dissipation holes. A display screen is installed in the middle of the upper front side of the air detector body. An exhaust fan is installed in the middle of the base surface of the air detector body. A top filter is installed on the base surface and on the upper side of the exhaust fan. A detection sampling device is symmetrically installed in the middle of the side of the air detector body. A first hinge base is symmetrically installed on both sides of the double-head mounting base. The double-head mounting base passes An angle adjustment rod is installed on the first hinge base, a second hinge base is installed on the end of the angle adjustment rod, a sampling box mounting seat is installed on the end of the second hinge base, and an air sampling box is installed on the end of the sampling box mounting base. By using the first hinge base and the second hinge base together with the angle adjustment rod, the angle of the air sampling box can be adjusted according to actual needs, thereby making the device more flexible. However, its structure is complex and the electric parts are relatively small. It consumes a lot of energy to operate, is not easy to carry, and is inconvenient to use. Moreover, when not in use, dust is easily accumulated on the filter, which affects the next detection effect.

How to detect the air quickly and efficiently, maintain the cleanliness of the filter for a long time, and ensure the detection effect. It can be used for fixed-point detection or mobile detection. It has a simple structure and is easy to use. It has become a technical problem that needs to be solved.

In summary, it can be seen that the existing technology obviously has inconveniences and defects in actual use, so it is necessary to improve it.

Utility model content

In view of the above-mentioned defects, the purpose of this utility model is to provide an air detection device that can detect air quickly and efficiently. It can detect both fixed-point detection and mobile detection. It has a simple structure and is easy to use.

In order to achieve the above purpose, the utility model provides an air detection device, which includes a housing. A detection chamber is horizontally penetrated through the interior of the housing. A dustproof net is symmetrically provided in the detection chamber. The housing on one side of the detection chamber It has a display screen and control buttons.

A blocking assembly is provided in the shell on both sides of the detection chamber. The blocking assembly includes two sets of symmetrically arranged rotating rod assemblies. Each set of rotating rod assemblies includes two symmetrically arranged rotatable rotating rods. The rods are all rotationally connected to the shell. There are two sets of blocking plate assemblies symmetrically threaded between the two sets of rotating rod assemblies. Each set of blocking plate assemblies contains two blocking plates arranged symmetrically up and down. The two sets of blocking plate assemblies in each set Each blocking plate is located on the side of the dust filter away from the symmetry center, and the internal threads of the upper and lower blocking plates of each group of blocking plate components are opposite.

According to the air detection device of the present invention, the top end of the rotating rod of each set of rotating rod assemblies passes through the casing and is connected to the first transmission wheel, and a first belt is provided between the two first transmission wheels of each set of rotating rod assemblies. The bottom end of one of the rotating rods in each set of rotating rod assemblies is connected to a second transmission wheel, and a second belt is provided between the two second transmission wheels.

According to the air detection device of the present invention, a bottom end of one of the second transmission wheels is connected to a driving member, and the driving member is connected to the housing.

According to the air detection device of the present invention, one end of the blocking plate close to the dust-proof net is provided with a cleaning brush.

According to the air detection device of the present invention, the bottom end of the housing is detachably connected to the base.

According to the air detection device of the present invention, a dust cover is detachably connected to the top of the housing.

The purpose of this utility model is to provide an air detection device, which includes a blocking component. The rotating rod and blocking plate of the blocking component cooperate with each other. When no detection is performed, the blocking plate can just seal both sides of the detection chamber. Blocking to prevent dust accumulation on the dust filter; the bottom end of the housing can be detachably connected to the base, which can be used for fixed-point detection or mobile detection. It has a simple structure and is easy to use. To sum up, the beneficial effects of the present utility model are: it can detect air quickly and efficiently, and can detect both fixed-point and mobile detection. It has a simple structure and is easy to use.

Description of drawings

Figure 1 is a structural diagram of the utility model; Figure 2 is a structural diagram of the dust-proof net; Figure 3 is a longitudinal section of the blocking plate; in the figure: 1-casing, 11-detection chamber, 12-display screen, 13-control button, 2-blocking component, 21-rotating rod, 22-first transmission wheel, 221-first belt, 23-second transmission wheel, 231-second belt, 24-blocking plate, 3- Dust screen, 4-base, 5-driving parts, 6-dust cover.

Detailed ways

In order to make the purpose, technical solution and advantages of the present utility model more clear, the utility model will be further described in detail below with reference to the accompanying drawings. It should be understood that the specific embodiments described here are only used to explain the present invention and are not intended to limit the present invention.

Referring to Figures 1 to 3, the present utility model provides an air detection device, which includes a housing 1. A detection chamber 11 is provided horizontally through the interior of the housing 1. There is a symmetrical dust-proof net 3 in the detection chamber 11, and two dust-proof nets 3 An avoidance space is separated between them, and a detection element (not shown in the figure) is provided in the avoidance space. The detection element is electrically connected to the controller inside the housing 1. The housing 1 on one side of the detection cavity 11 is provided with a display screen 12 and a control panel. Button 13, display screen 12 and control button 13 are all electrically connected to the controller. The circulating air can be detected through the detection element. The detection element transmits the detected air information to the controller in the form of an electrical signal, and the controller receives the signal. After conversion, it is projected to the display screen 12, and the display screen 12 can be detected through the control button 13 (it is a mature existing technology in this field to use the detection element to detect the air, and then uniformly adjust the output through the controller. In this utility model, The cooperative relationship between the detection element, the display screen 12, the control button 13 and other components is the same as that in the prior art, and its working principle and electrical connection method will not be described in detail here).

Referring to Figures 1 to 3, the housing 1 on both sides of the detection chamber 11 is provided with a blocking assembly 2. The blocking assembly 2 includes two sets of symmetrically arranged rotating rod assemblies, and each set of rotating rod assemblies includes two symmetrically arranged rotating rods. 21. The rotating rods 21 are all rotatably connected to the housing 1. The top end of the rotating rod 21 of each group of rotating rod assemblies passes through the housing 1 and is connected to the first transmission wheel 22. There is a gap between the two first transmission wheels 22 of each group of rotating rod assemblies. Both are provided with a first belt 221, whereby the two rotating rods 21 of each set of rotating rod assemblies can rotate synchronously, and the bottom end of one of the rotating rods 21 of each set of rotating rod assemblies is connected to the second transmission wheel 23. A second belt 231 is provided between the two second transmission wheels 23. The bottom end of one of the second transmission wheels 23 is connected to the driving member 5. The driving member 5 is connected to the housing 1, whereby the four sets of two rotating rod assemblies are connected. The rotating rod 21 can realize synchronous rotation. There are two sets of blocking plate assemblies symmetrically threaded between the two groups of rotating rod assemblies (each group of blocking plate assemblies includes two blocking plates 24 arranged symmetrically up and down. Each group of blocking plate assemblies The two blocking plates 24 correspond to one rotating rod 21 in each group of rotating rod assemblies on the left and right sides, and the two blocking plates 24 of each group of blocking plate assemblies are located on one side of the dust-proof net 3 away from the center of symmetry. side), the internal threads of the upper and lower blocking plates 24 of each group of blocking plate components are opposite (the external threads on the rotating rod 21 that cooperates with the two blocking plates 24 are also opposite); open the driving part 5, and the rotating rod 21 rotate synchronously, the upper and lower blocking plates 24 of each group of blocking plate assemblies move toward each other. When the upper and lower blocking plates 24 of each group of blocking plate assemblies are in contact with each other, the blocking plates 24 can just move Both sides of the detection chamber 11 are blocked to prevent the dust-proof net 3 from accumulating dust when detection is not being performed.

Referring to Figures 1 to 3, preferably, one end of the blocking plate 24 close to the dust-proof net 3 is provided with a cleaning brush. When the blocking plate 24 moves up and down, the dust-proof net 3 can be cleaned to prevent the dust-proof net 3 from being damaged. clogged.

Referring to Figures 1 to 3, preferably, the bottom end of the housing 1 is detachably connected to the base 4 to facilitate long-term fixed-point detection.

Referring to Figures 1 to 3, preferably, the top of the housing 1 is detachably connected to a dust cover 6. Removing the dust cover 6 can facilitate the inspection of the first transmission wheel 22 and the first belt 221.

Referring to Figures 1 to 3, when it is necessary to detect the air, open the driving part 5, fully expose the two dust-proof nets 3, remove the housing 1 from the base 4 and move it to the detection location for hand-held detection, or you can Fix the shell 1 and the base 4 to the testing location for long-term testing. When testing is not needed, open the driving part 5 and use the blocking plate 24 to completely block the dust-proof net 3. At the same time, clean the dust-proof net 3 with a cleaning brush. , for next time use.

The utility model provides an air detection device, which includes a blocking component. The rotating rod and blocking plate of the blocking component cooperate with each other. When detection is not performed, the blocking plate can just block both sides of the detection chamber. Prevent the dust-proof net from accumulating dust; the bottom end of the shell can be detachably connected to the base, which can be used for fixed-point detection or mobile detection. It has a simple structure and is easy to use. To sum up, the beneficial effects of the present utility model are: it can detect air quickly and efficiently, and can detect both fixed-point and mobile detection. It has a simple structure and is easy to use.

Of course, the present utility model can also have various other embodiments. Without departing from the spirit and essence of the present utility model, those skilled in the art can make various corresponding changes and deformations according to the present utility model. However, These corresponding changes and deformations should all fall within the protection scope of the appended claims of this utility model.

Claims (6)

1. The air detection device is characterized by comprising a shell, wherein a detection cavity is horizontally penetrated in the shell, dust screens are symmetrically arranged in the detection cavity, and a display screen and a control button are arranged on the shell at one side of the detection cavity;

be equipped with the shutoff subassembly in the shell of detection chamber both sides, the shutoff subassembly includes the rotary rod subassembly that two sets of symmetries set up, and every rotary rod subassembly of group contains the rotatable rotary rod that two symmetries set up, the rotary rod is all rotated and is connected in the shell, and symmetrical threaded connection has two sets of shutoff board subassemblies between two sets of rotary rod subassemblies, and every shutoff board subassembly of group contains two shutoff boards that the symmetry set up from top to bottom, and two shutoff boards of every shutoff board subassembly of group all are located the dust screen and keep away from one side of symmetry center, and the internal thread of two shutoff boards about every shutoff board subassembly of group is all opposite.

2. The air detection device according to claim 1, wherein the top ends of the rotating rods of each rotating rod assembly penetrate through the outer shell and are connected with the first driving wheels, a first belt is arranged between the two first driving wheels of each rotating rod assembly, the bottom end of one rotating rod of each rotating rod assembly is connected with the second driving wheel, and a second belt is arranged between the two second driving wheels.

3. The air detection device of claim 2, wherein a bottom end of one of the second drive wheels is coupled to a drive member, the drive member being coupled to the housing.

4. The air detection device according to claim 1, wherein the end of the blocking plate, which is close to the dust screen, is provided with a cleaning brush.

5. The air detection device of claim 1, wherein the bottom end of the housing is removably coupled to the base.

6. The air detection device of claim 1, wherein the top end of the housing is removably attached to the dust cap.