CN218470474U

CN218470474U - Portable ozone and PM2.5 tester

Info

Publication number: CN218470474U
Application number: CN202222255014.0U
Authority: CN
Inventors: 曾宪来; 龙家杰; 郑浩奇
Original assignee: Zhongshan Zhilian Household Appliances Co ltd
Current assignee: Zhongshan Zhilian Household Appliances Co ltd
Priority date: 2022-08-25
Filing date: 2022-08-25
Publication date: 2023-02-10
Anticipated expiration: 2032-08-25

Abstract

The utility model discloses a portable ozone and PM2.5 tester, including the basic shell, control the module, ozone detection module, PM2.5 detects module and output module, the basic shell is provided with the portion of gripping, the basic shell is provided with first air intake and first air outlet, ozone detection module docks the intercommunication with first air intake and first air outlet respectively, the basic shell is provided with filtering component in first air intake department, the basic shell is provided with second air intake and second air outlet, PM2.5 detects the module and docks the intercommunication with second air intake and second air outlet respectively, it is connected in order to control ozone detection module and PM2.5 respectively and detect the module operation and acquire ozone concentration information and PM2.5 concentration information to control the module respectively to detect the module, it is connected in order to export through output module with output module to control the module, this design is convenient for the user to carry, high durability and convenient use, it is accurate to detect.

Description

Portable ozone and PM2.5 tester

Technical Field

The utility model relates to a gaseous test equipment technical field, in particular to portable ozone and PM2.5 tester.

Background

Present gas tester, can detect the concentration of specific substance in the gas, for example to ozone concentration, PM2.5 concentration etc, and in the operational environment that needs detected PM2.5 concentration, because macromolecular granule is more in the air, the staff generally can not carry out ozone concentration detection, in order to prevent that the granule in the air can deposit in ozone sensor in order to cause the interference to subsequent detection, and the same reason, present gas tester all sets up to the specific substance that needs to detect independently, but the staff then is very inconvenient when using, need carry various gas testers to detect different environment.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a portable ozone and PM2.5 tester can detect ozone and PM2.5 concentration, and convenient to use detects the accuracy.

According to the utility model discloses a portable ozone and PM2.5 tester of first aspect embodiment includes: a base shell provided with a holding part; the control module is arranged on the base shell; the ozone detection module is arranged in the base shell, the base shell is provided with a first air inlet and a first air outlet, the ozone detection module is respectively communicated with the first air inlet and the first air outlet in a butt joint mode, a filter assembly is arranged at the first air inlet of the base shell, and the ozone detection module is used for detecting ozone concentration information; the PM2.5 detection module is arranged in the base shell, the base shell is provided with a second air inlet and a second air outlet, the PM2.5 detection module is respectively communicated with the second air inlet and the second air outlet in a butt joint mode, and the PM2.5 detection module is used for detecting PM2.5 concentration information; the control module is respectively connected with the ozone detection module and the PM2.5 detection module to respectively control the operation of the ozone detection module and the PM2.5 detection module and acquire at least one of ozone concentration information and PM2.5 concentration information, and the control module is connected with the output module to output at least one of the ozone concentration information and the PM2.5 concentration information through the output module.

According to the utility model discloses portable ozone and PM2.5 tester has following beneficial effect at least:

the utility model discloses the tester, the user can be through the handheld tester of portion of gripping, the utilization is controlled module control ozone and is detected module and PM2.5 and detect at least one operation of module, PM2.5 detects the module and can carry out concentration detection to PM2.5 large granule dust in the environment, and first air intake department is provided with filtering component, the large granule dust can not get into ozone detection module department, can not bring the influence to the detection of ozone detection module, ozone detection module can detect the ozone concentration in this environment simultaneously, ozone detection module and PM2.5 detect the module and integrate on same tester, convenient to use carries, high durability and convenient use, it is accurate to detect.

According to some embodiments of the utility model, ozone detection module includes first gas transmission subassembly and ozone detection subassembly, first gas transmission subassembly with ozone detection subassembly is connected, first gas transmission subassembly be used for making the wind flow in first air intake gets into and passes through follow behind the ozone detection subassembly first air outlet discharges, control the module with first gas transmission subassembly is connected.

According to some embodiments of the utility model, ozone detection subassembly includes mount pad, dustcoat, first sealing member and ozone sensor, the dustcoat with the mount pad is connected in order to form first detection wind channel, first detection wind channel respectively with first air intake with the one end butt joint intercommunication of first gas transmission subassembly, the other end of first gas transmission subassembly with first air outlet butt joint intercommunication, the ozone sensor sets up the mount pad and the ozone sensor is located in the first detection wind channel, first sealing member sets up the dustcoat with between the mount pad in order respectively with the dustcoat with the mount pad butt.

According to the utility model discloses a some embodiments, PM2.5 detects the module includes second gas transmission assembly and PM2.5 determine module, be provided with the second in the second gas transmission assembly and detect the wind channel, PM2.5 determine module sets up second gas transmission assembly and PM2.5 determine module is arranged in the second detects the wind channel, the second detects the wind channel and docks the intercommunication with second air intake and second air outlet respectively, control the module with second gas transmission assembly connects.

According to some embodiments of the present invention, the filter assembly includes a sleeve and a filter member, the filter member is disposed in the sleeve, the sleeve covers the first air inlet and the sleeve is detachably connected to the base housing.

According to the utility model discloses a some embodiments, still be provided with the lantern ring, humiture sensing subassembly and cover shell on the base shell, the cover shell cover is located the lantern ring is in order to form the detection inner chamber, the cover shell be provided with the through-hole of detection inner chamber intercommunication, humiture sensing subassembly set up in the base shell and humiture sensing subassembly is located in the detection inner chamber, control the module with humiture sensing subassembly is connected.

According to some embodiments of the utility model, the basic shell includes epitheca and inferior valve, the epitheca with the inferior valve is connected and is formed the holding chamber, control the module with output module set up in the epitheca perhaps the inferior valve, ozone detect the module with PM2.5 detect the module set up in the epitheca perhaps the inferior valve and ozone detect the module with PM2.5 detects the module and is located the holding chamber.

According to the utility model discloses a some embodiments, the epitheca with be provided with multiunit buckle subassembly between the inferior valve, buckle subassembly is including setting up the first back-off and the setting of epitheca are in the second back-off of inferior valve, first back-off can with second back-off lock, the epitheca is provided with first screw, the inferior valve is provided with the second screw, first back-off with during the second back-off lock first screw with the second screw can match, utilize the screw can respectively with first screw with the second screw is connected.

According to some embodiments of the utility model, the epitheca with be provided with the second sealing member between the inferior valve, the second sealing member respectively with the epitheca with inferior valve butt.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic perspective view of one embodiment of the testing apparatus of the present invention;

FIG. 2 is an exploded view of one embodiment of the test apparatus of the present invention;

FIG. 3 is an exploded view of the PM2.5 detection module;

FIG. 4 is a schematic view of the structure of the ozone detecting module;

FIG. 5 isbase:Sub>A schematic view of section A-A of the ozone detecting assembly of FIG. 4;

fig. 6 is a front view of one embodiment of the test meter of the present invention;

fig. 7 is a schematic view of a cross section B-B of one embodiment of the testing apparatus of the present invention shown in fig. 6.

Reference numerals are as follows:

a base shell 100; an upper case 110; a lower case 120; an accommodating chamber 130; a grip portion 140; a first air inlet 150; a first air outlet 160; a second air intake 170; a second air outlet 180; a control module 200; an input key 210; a control circuit board 220; an ozone detection module 300; a first gas delivery assembly 310; an ozone detection component 320; a mount 321; a housing 322; a first seal 323; an ozone sensor 324; a first detection air duct 325; a PM2.5 detection module 400; an output module 500; a filter assembly 600; a sleeve 610; a filter member 620; a collar 710; a temperature and humidity sensing component 720; a casing 730; a through hole 740; a snap assembly 800; a first undercut 810; a second undercut 820; a first screw hole 910; a second screw hole 920; and a second sealing member 930.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the orientation description, such as the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., is the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplicity of description, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "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; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-7, according to the utility model discloses a portable ozone and PM2.5 tester of first aspect embodiment, including base shell 100, control module 200, ozone detection module 300, PM2.5 detects module 400 and output module 500, base shell 100 is provided with portion 140 that holds, it sets up in base shell 100 to control module 200, ozone detection module 300 and PM2.5 detect module 400 set up in base shell 100, base shell 100 is provided with first air intake 150 and first air outlet 160, ozone detection module 300 docks the intercommunication with first air intake 150 and first air outlet 160 respectively, base shell 100 is provided with filter assembly 600 in first air intake 150 department, ozone detection module is used for detecting ozone concentration information, base shell 100 is provided with second air intake 170 and second air outlet 180, PM2.5 detects module 400 and docks the intercommunication with second air intake 170 and second air outlet 180 respectively, PM2.5 detects 400 and is used for detecting PM2.5 concentration information, it detects module 300 and PM2.5 detect module 400 with ozone detection module 300 and PM2.5 detect module 400 and be connected with the output module that can operate respectively through the output concentration detection module 500 and PM2.5 output module 500 with at least one kind of ozone detection module.

The base housing 100 is shaped like a long handle to form the holding portion 140, and the output module 500 may be a display screen or a speaker, and can output numbers or sounds to represent the ozone concentration information and the PM2.5 concentration information.

The control module 200 may include an input key 210 disposed on the base housing 100 and a control circuit board 220 disposed in the base housing 100, the control circuit board 220 may be connected to the input key 210, the ozone detection module 300, the PM2.5 detection module 400 and the output module 500, respectively, the control circuit board 220 controls the operation of the ozone detection module 300 or the PM2.5 detection module 400 according to a control signal input by the input key 210, then obtains ozone concentration information fed back by the ozone detection module 300 or PM2.5 concentration information fed back by the PM2.5 detection module 400, and outputs the ozone concentration information and the PM2.5 concentration information through the output module 500.

The utility model discloses the tester, the user can be through the handheld tester of portion 140 of gripping, the utilization is controlled module 200 control ozone and is detected module 300 and PM2.5 and detect at least one operation of module 400, PM2.5 detects module 400 and can carry out concentration detection to PM2.5 large granule dust in the environment, and first air intake 150 department is provided with filtering component 600, large granule dust can not get into ozone detection module department, can not bring the influence to the detection of ozone detection module, ozone detection module can detect the ozone concentration in this environment simultaneously, ozone detection module 300 and PM2.5 detect module 400 and integrate on same tester, and convenient for user carries, high durability and convenient use, it is accurate to detect.

In some embodiments of the present invention, as shown in fig. 2, 4 and 5, the ozone detecting module 300 includes a first air transmission assembly 310 and an ozone detecting assembly 320, the first air transmission assembly 310 is connected to the ozone detecting assembly 320, the first air transmission assembly 310 is used for allowing the wind to flow into the first air inlet 150 and to be discharged from the first air outlet 160 after passing through the ozone detecting assembly 320, and the control module 200 is connected to the first air transmission assembly 310.

The first air transmission assembly 310 may be an air pump or a cross-flow fan, and the first air transmission assembly 310 may enable air of an external environment to form an air flow, the air flow enters from the first air inlet 150, passes through the ozone detection assembly 320, the ozone detection assembly 320 may detect information of ozone concentration in the air flow, and then the air flow is discharged from the first air outlet 160.

In some embodiments of the present invention, as shown in fig. 5, ozone detecting assembly 320 includes a mounting seat 321, an outer cover 322, a first sealing element 323 and an ozone sensor 324, outer cover 322 is connected with mounting seat 321 to form a first detecting air duct 325, first detecting air duct 325 is respectively in butt joint communication with first air inlet 150 and one end of first air transmission assembly 310, the other end of first air transmission assembly 310 is in butt joint communication with first air outlet 160, ozone sensor 324 is disposed in mounting seat 321 and ozone sensor 324 is located in first detecting air duct 325, first sealing element 323 is disposed between outer cover 322 and mounting seat 321 to respectively abut against outer cover 322 and mounting seat 321.

Ozone sensor 324 can be selected from conventional devices, and ozone sensor 324 is provided with pins, which are inserted into mounting base 321 and electrically connected to control circuit board 220.

The first sealing member 323 may be a rubber strip or a resin strip, and has a certain elasticity, so that the first detection air duct 325 can be sealed to prevent air leakage and influence the accuracy of detection, and specifically, the mounting seat 321 and the outer cover 322 may be connected by a thread structure, a buckle, or an adhesive.

Specifically, the first air transmission assembly 310 guides the external air flow to enter the first detection air duct 325 from the first air inlet 150, and the ozone sensor 324 detects the external air flow and then passes through the first air transmission assembly 310 to flow out from the first air outlet 160, so as to prevent the ozone concentration in the air flow from changing and being inconsistent with the external environment after passing through the first air transmission assembly 310.

The utility model discloses a some embodiments, PM2.5 detects module 400 includes second gas transmission component and PM2.5 determine module, be provided with the second in the second gas transmission component and detect the wind channel, PM2.5 determine module sets up at second gas transmission component and PM2.5 determine module is located the second and detects the wind channel, the second detects the wind channel and docks the intercommunication with second air intake 170 and second air outlet 180 respectively, it is connected (not seen in the figure) with second gas transmission component to control module 200, PM2.5 determine module can choose for use in conventional PM2.5 sensor.

In some embodiments of the present invention, as shown in fig. 3, the filter assembly 600 includes a sleeve 610 and a filter 620, the filter 620 is disposed at one end of the sleeve 610, the other end of the sleeve 610 covers the first air inlet 150 and the sleeve 610 is detachably connected to the base housing 100.

Wherein, base shell 100 is provided with the boss, first air intake 150 runs through in the boss, sleeve 610 can overlap and establish on the boss, sleeve 610 can be connected through buckle, screw thread structure etc. with the boss realization detachably, filter piece 620 can be filter pulp, metal filters etc. can keep apart the large granule betterly, do not influence ozone simultaneously and pass through, after long-term the use, can dismantle the change with filtering component 600 to make first air intake 150 keep unblocked, allow the distinguished and admirable entering.

In some embodiments of the utility model, as shown in fig. 3, still be provided with the lantern ring 710, humiture sensing subassembly 720 and cover shell 730 on the base shell 100, the cover shell 730 cover is located the lantern ring 710 in order to form the detection inner chamber, the cover shell 730 is provided with the through-hole 740 with the detection inner chamber intercommunication, humiture sensing subassembly 720 sets up in base shell 100 and humiture sensing subassembly 720 is arranged in the detection inner chamber, it is connected with humiture sensing subassembly 720 to control module 200.

The design can also detect the temperature and humidity information in the environment, feed the temperature and humidity information back to the control circuit board 220, and then output the temperature and humidity information through the output module 500.

Specifically, temperature and humidity sensing component 720 can include temperature sensor and humidity transducer, as shown in fig. 3, temperature sensor and humidity transducer integrate in an organic whole and set up in detecting the inner chamber, the cover shell 730 overlaps locates in the lantern ring 710, can protect temperature and humidity sensing component 720 better, prevent that external article from touching and lead to temperature and humidity sensing component 720 to damage, the cover shell 730 can be connected with the lantern ring 710 through buckle or helicitic texture, and through-hole 740 communicates with the external world and detection inner chamber respectively, thereby make temperature and humidity sensing component 720 can the perception external temperature and humidity.

In some embodiments of the present invention, as shown in fig. 2, the base housing 100 includes an upper housing 110 and a lower housing 120, the upper housing 110 is connected to the lower housing 120 to form the accommodating chamber 130, the control module 200 and the output module 500 are disposed on the upper housing 110 or the lower housing 120, the ozone detecting module 300 and the PM2.5 detecting module 400 are disposed on the upper housing 110 or the lower housing 120, and the ozone detecting module 300 and the PM2.5 detecting module 400 are disposed in the accommodating chamber 130.

Specifically, the control module 200 and the output module 500 may be disposed on the upper case 110, and the ozone detecting module 300 and the PM2.5 detecting module 400 are disposed in the accommodating chamber 130, so as to prevent damage to the ozone detecting module 300 and the PM2.5 detecting module 400 caused by collision of external objects.

In some embodiments of the present invention, as shown in fig. 2, 6 and 7, a plurality of sets of buckle assemblies 800 are disposed between the upper casing 110 and the lower casing 120, each of the buckle assemblies 800 includes a first reverse buckle 810 disposed on the upper casing 110 and a second reverse buckle 820 disposed on the lower casing 120, the first reverse buckle 810 can be fastened with the second reverse buckle 820, the upper casing 110 is provided with a first screw 910, the lower casing 120 is provided with a second screw 920, the first screw 910 can be matched with the second screw 920 when the first reverse buckle 810 is fastened with the second reverse buckle 820, and the first screw 910 and the second screw 920 can be connected with screws respectively.

When installing epitheca 110 and inferior valve 120, first back-off 810 protrusion in epitheca 110, when epitheca 110 and inferior valve 120 are close to, first back-off 810 can stretch into inferior valve 120 in, epitheca 110 and the relative translation of inferior valve 120, first back-off 810 can with second back-off 820 lock, first screw 910 can match with second screw 920 this moment, reuse the screw and be connected the locking with first screw 910 and second screw 920 respectively for epitheca 110 is firm in connection with inferior valve 120.

In some embodiments of the present invention, as shown in fig. 2, a second sealing member 930 is disposed between the upper shell 110 and the lower shell 120, the second sealing member 930 is abutted to the upper shell 110 and the lower shell 120 respectively, the second sealing member 930 may be a rubber strip or a resin strip, and has a certain elasticity, and the second sealing member 930 can be abutted to the upper shell 110 and the lower shell 120 respectively, so as to make the accommodating cavity 130 relatively sealed, prevent external dust or moisture from entering, and damage internal components.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A portable ozone and PM2.5 tester, comprising:

a base shell provided with a holding part;

the control module is arranged on the base shell;

the ozone detection module is arranged in the base shell, the base shell is provided with a first air inlet and a first air outlet, the ozone detection module is respectively communicated with the first air inlet and the first air outlet in a butt joint mode, a filter assembly is arranged at the first air inlet of the base shell, and the ozone detection module is used for detecting ozone concentration information;

the PM2.5 detection module is arranged in the base shell, the base shell is provided with a second air inlet and a second air outlet, the PM2.5 detection module is respectively communicated with the second air inlet and the second air outlet in a butt joint mode, and the PM2.5 detection module is used for detecting PM2.5 concentration information;

the control module is respectively connected with the ozone detection module and the PM2.5 detection module to respectively control the operation of the ozone detection module and the PM2.5 detection module and acquire at least one of ozone concentration information and PM2.5 concentration information, and the control module is connected with the output module to output at least one of the ozone concentration information and the PM2.5 concentration information through the output module.

2. A portable ozone and PM2.5 tester as claimed in claim 1 wherein: the ozone detection module comprises a first gas transmission assembly and an ozone detection assembly, the first gas transmission assembly is connected with the ozone detection assembly, the first gas transmission assembly is used for enabling wind to flow into the first air inlet and to be discharged from the first air outlet after passing through the ozone detection assembly, and the control module is connected with the first gas transmission assembly.

3. A portable ozone and PM2.5 tester as claimed in claim 2 wherein: ozone detection subassembly includes mount pad, dustcoat, first sealing member and ozone sensor, the dustcoat with the mount pad is connected in order to form first detection wind channel, first detection wind channel respectively with first air intake with the one end butt joint intercommunication of first gas transmission subassembly, the other end of first gas transmission subassembly with first air outlet butt joint intercommunication, ozone sensor sets up the mount pad and ozone sensor is located in the first detection wind channel, first sealing member sets up between the dustcoat with respectively with the dustcoat with the mount pad butt.

4. A portable ozone and PM2.5 tester as claimed in claim 1 wherein: the PM2.5 detection module comprises a second gas transmission assembly and a PM2.5 detection assembly, a second detection air channel is arranged in the second gas transmission assembly, the PM2.5 detection assembly is located in the second detection air channel, the second detection air channel is respectively communicated with a second air inlet and a second air outlet in a butt joint mode, and the control module is connected with the second gas transmission assembly.

5. A portable ozone and PM2.5 tester as claimed in claim 1 wherein: the filter assembly comprises a sleeve and a filter piece, the filter piece is arranged at one end of the sleeve, the other end of the sleeve is covered on the first air inlet, and the sleeve is detachably connected with the base shell.

6. A portable ozone and PM2.5 tester as claimed in claim 1 wherein: still be provided with the lantern ring, humiture sensing subassembly and cover shell on the base shell, the cover shell cover is located the lantern ring is in order to form the detection inner chamber, the cover shell be provided with the through-hole that detects the inner chamber intercommunication, humiture sensing subassembly set up in the base shell and humiture sensing subassembly is located detect the inner chamber, control the module with humiture sensing subassembly is connected.

7. A portable ozone and PM2.5 tester as claimed in claim 1 wherein: the basic shell includes epitheca and inferior valve, the epitheca with the inferior valve is connected and is formed the holding chamber, control the module with output module set up in the epitheca perhaps the inferior valve, ozone detect the module with PM2.5 detect the module set up in the epitheca perhaps the inferior valve and ozone detect the module with PM2.5 detects the module and is located the holding chamber.

8. A portable ozone and PM2.5 tester as claimed in claim 7 wherein: the epitheca with be provided with multiunit buckle subassembly between the inferior valve, the buckle subassembly is including setting up the first back-off and the setting of epitheca are in the second back-off of inferior valve, first back-off can with second back-off lock, the epitheca is provided with first screw, the inferior valve is provided with the second screw, first back-off with during the second back-off lock first screw with the second screw can match, utilize the screw can respectively with first screw with the second screw is connected.

9. A portable ozone and PM2.5 tester as claimed in claim 8 wherein: and a second sealing piece is arranged between the upper shell and the lower shell and is respectively abutted against the upper shell and the lower shell.