CN215727560U - Air filter detector - Google Patents
Air filter detector Download PDFInfo
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- CN215727560U CN215727560U CN202121858223.3U CN202121858223U CN215727560U CN 215727560 U CN215727560 U CN 215727560U CN 202121858223 U CN202121858223 U CN 202121858223U CN 215727560 U CN215727560 U CN 215727560U
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Abstract
The utility model discloses an air filter detector which comprises a box body, wherein a detection box is fixedly connected to the inner side of the box body, a PM2.5 sensor is arranged on the inner side of the detection box, a turbo-centrifuge with an air inlet end communicated with the detection box is arranged on the inner side of the box body, a differential pressure sensor is arranged in a circulation hole at the communication position of the detection box and the turbo-centrifuge, a differential pressure gauge and a PM2.5 detector which are respectively and electrically connected with the differential pressure sensor and the PM2.5 sensor are arranged outside the box body, and an air inlet hole is formed in the top of the detection box. According to the utility model, firstly, the permeability and the filtering precision of the air filter are judged through the detection of the intake pressure and the detection of PM2.5, so that the service life of the air filter is accurately detected, and secondly, the installation is convenient and fast through the fixing mode of the extrusion type air filter, and the extrusion type air filter is suitable for air filters of different models.
Description
Technical Field
The utility model relates to the technical field of air filter detection, in particular to an air filter detector.
Background
The air filter element is a filter, also called air filter cartridge, air filter, style, etc. The air filter is mainly used for filtering air in engineering locomotives, automobiles, agricultural locomotives, laboratories, sterile operation rooms and various precision operation rooms.
Air cleaner is because the jam of dust and the condition such as damage of filter paper after long-time the use, and air cleaner's permeability and filter fineness effect can reduce, and traditional air cleaner does not set up the detection device of special permeability and filter fineness behind the use mostly and regards as new and old air cleaner's contrast reference, can't the accurate life who judges air cleaner.
SUMMERY OF THE UTILITY MODEL
The utility model aims to: the air filter detector is provided for solving the problem that the service life of the air filter cannot be accurately judged by mostly not arranging a special detection device with permeability and filtering precision as a comparison reference of a new air filter and an old air filter after the traditional air filter is used.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides an air cleaner detector, includes the box, the inboard fixedly connected with detection case of box, the inboard of detection case has the PM2.5 inductor, the turbo centrifuge of inlet end and detection case intercommunication is installed to the inboard of box, install pressure differential sensor in the opening of detection case and turbo centrifuge's intercommunication department, the outside of box all installs respectively with pressure differential sensor and PM2.5 inductor electric connection's pressure differential table and PM2.5 detector, the top of detection case has the inlet port, the top that the top of box is close to the inlet port has filter extrusion formula installation component.
As a further description of the above technical solution:
the filter extrusion type mounting assembly comprises a mounting hole, a supporting rod, a pressing plate, an extrusion spring and a baffle.
As a further description of the above technical solution:
the mounting hole sets up the top that is close to the inlet port at the top of box, the equal fixedly connected with bracing piece in both sides that the top of box is close to the mounting hole, two the outside sliding connection of bracing piece has the clamp plate, the top fixedly connected with baffle of bracing piece, the outside of bracing piece is close to and is equipped with the extrusion spring between baffle and the clamp plate.
As a further description of the above technical solution:
the top fixedly connected with rubber pad dish of detection case, and the middle part of rubber pad dish has the through-hole that matches with the inlet port, the diameter of rubber pad dish is greater than the diameter of mounting hole, the diameter of mounting hole is greater than the diameter of inlet port.
As a further description of the above technical solution:
the top of the pressing plate is fixedly connected with a pull handle.
As a further description of the above technical solution:
and an exhaust hole is formed in the top of the box body, close to the upper part of the air outlet end of the turbo centrifuge.
In summary, due to the adoption of the technical scheme, the utility model has the beneficial effects that:
1. in the utility model, the air filter is arranged above the air inlet hole of the detection box through the filter extrusion type installation component, the negative pressure suction force is generated by the turbine centrifugal machine, so that the air enters the inner side of the detection box after being filtered by the air filter, PM2.5 detection is carried out on the gas sucked into the inner side of the detection box through a PM2.5 sensor, the detection value of the PM2.5 sensor is visually reflected by the PM2.5 detector, the pressure difference at two sides of the flow through hole is detected by the pressure difference sensor, the detection value of the pressure difference sensor is visually reflected by the pressure difference meter, simulating the air input of an automobile engine through a turbine centrifugal machine, detecting the air input pressure through a differential pressure sensor, thereby judging the permeability of the air filter, detecting PM2.5 through the PM2.5 sensor, therefore, the catching performance and the filtering precision of the air filter to the particulate matters are detected, and the service life of the air filter is accurately detected.
2. According to the utility model, the air filter is supported by the baffle plate, the extrusion spring generates extrusion force on the pressing plate, so that the air filter can be extruded and fixed between the pressing plate and the detection box, the sealing property between the air filter and the detection box is ensured by the arrangement of the rubber pad, and the air filter is convenient to install and suitable for air filters of different models by the fixing mode of the extrusion type air filter.
Drawings
Fig. 1 shows a schematic perspective view according to the utility model;
FIG. 2 illustrates a schematic perspective cross-sectional view of a case provided according to an embodiment of the present invention;
FIG. 3 is a schematic perspective cross-sectional view of a detection box provided according to an embodiment of the utility model;
illustration of the drawings:
1. a box body; 101. an exhaust hole; 102. mounting holes; 2. a PM2.5 detector; 3. a differential pressure gauge; 4. a support bar; 5. pressing a plate; 501. pulling a handle; 6. a compression spring; 7. a baffle plate; 8. a turbo centrifuge; 9. a detection box; 901. a flow-through hole; 10. a rubber cushion disc; 11. an air inlet; 12. a differential pressure sensor; 13. PM2.5 inductor.
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. 1-3, the present invention provides a technical solution: an air filter detector comprises a box body 1, wherein a detection box 9 is fixedly connected to the inner side of the box body 1, a PM2.5 sensor 13 is arranged on the inner side of the detection box 9, a turbo centrifuge 8 with an air inlet end communicated with the detection box 9 is arranged on the inner side of the box body 1, a pressure difference sensor 12 is arranged in a circulating hole 901 at the communication position of the detection box 9 and the turbo centrifuge 8, a pressure difference meter 3 and a PM2.5 detector 2 which are respectively and electrically connected with the pressure difference sensor 12 and the PM2.5 sensor 13 are arranged outside the box body 1, an air inlet hole 11 is formed in the top of the detection box 9, a filter extrusion type mounting component is arranged above the air inlet hole 11 of the detection box 9 at the top of the box body 1, the air filter is mounted above the air inlet hole 11 of the detection box 9 through the filter extrusion type mounting component, negative pressure suction is generated through the turbo centrifuge 8, so that gas enters the inner side of the detection box 9 after being filtered through the air filter, PM2.5 detection is carried out on gas sucked into the inner side of the detection box 9 through a PM2.5 sensor 13, detection numerical values of the PM2.5 sensor 13 are visually reflected through a PM2.5 detector 2, pressure difference on two sides of the flow through hole 901 is detected through a pressure difference sensor 12, detection numerical values of the pressure difference sensor 12 are visually reflected through a pressure difference meter 3, air inflow of an automobile engine is simulated through a turbo centrifugal machine 8, air inlet pressure is detected through the pressure difference sensor 12, the permeability of the air filter is judged, PM2.5 is detected through the PM2.5 sensor 13, and accordingly the capturing performance and the filtering precision of the air filter on particulate matters are detected.
Specifically, as shown in fig. 2, the filter extrusion type mounting assembly comprises a mounting hole 102, support rods 4, a pressing plate 5, an extrusion spring 6 and a baffle 7, wherein the mounting hole 102 is arranged above the top of the box body 1 close to an air inlet hole 11, the support rods 4 are fixedly connected to both sides of the top of the box body 1 close to the mounting hole 102, the pressing plates 5 are slidably connected to the outer portions of the two support rods 4, the baffle 7 is fixedly connected to the top of the support rod 4, the extrusion spring 6 is sleeved between the outer portion of the support rod 4 close to the baffle 7 and the pressing plate 5, the top of the detection box 9 is fixedly connected with a rubber pad 10, a through hole matched with the air inlet hole 11 is formed in the middle of the rubber pad 10, the diameter of the rubber pad 10 is larger than that of the mounting hole 102, the diameter of the mounting hole 102 is larger than that of the 11, the pressing plate 5 is kept to slide stably up and down through the support plate 7, extrusion spring 6 produces crowded power to clamp plate 5 to can fix air cleaner extrusion between clamp plate 5 and detection case 9, through the setting of rubber pad dish 10, ensure the leakproofness between air cleaner and the detection case 9, through extrusion formula air cleaner's fixed mode, it is convenient to install, and be applicable to the air cleaner of different models.
Specifically, as shown in fig. 2, a pull handle 501 is fixedly connected to the top of the pressing plate 5, and the pull handle 501 is arranged to facilitate pulling the pressing plate 5 to move upward.
Specifically, as shown in fig. 2, a vent hole 101 is formed in the top of the box body 1 above the air outlet end of the turbo centrifuge 8, so as to facilitate air exhaust of the air outlet end of the turbo centrifuge 8.
The working principle is as follows: when the device is used, the handle 501 is pulled to drive the pressing plate 5 to move upwards, the air filter is prevented between the pressing plate 5 and the detection box 9, the opening of the air filter is aligned with the air inlet 11, the pressing plate 5 is kept to slide stably up and down through the support rod 4 and is supported through the baffle 7, the extrusion spring 6 generates extrusion force on the pressing plate 5, so that the bottom of the air filter is extruded to be attached to the rubber pad 10, the air filter can be extruded and fixed between the pressing plate 5 and the detection box 9, negative pressure suction is generated through the turbo centrifugal machine 8, gas enters the inner side of the detection box 9 after being filtered through the air filter, PM2.5 detection is carried out on the gas sucked into the inner side of the detection box 9 through the PM2.5 detector 13, the detection value of the PM2.5 sensor 13 is visually reflected through the PM2.5 detector 2, the filtering effect of the air filter is judged, the pressure difference between the two sides of the flow through hole 901 is detected through the pressure difference sensor 12, the detection value of the differential pressure sensor 12 is visually reflected by the differential pressure meter 3, so that the blockage condition and the damage condition of the air filter are judged.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (6)
1. The utility model provides an air cleaner detector, its characterized in that, includes box (1), inboard fixedly connected with detection case (9) of box (1), the inboard of detection case (9) has PM2.5 inductor (13), turbo centrifuge (8) of inlet end and detection case (9) intercommunication are installed to the inboard of box (1), install differential pressure sensor (12) in circulation hole (901) of the intercommunication department of detection case (9) and turbo centrifuge (8), pressure difference table (3) and PM2.5 detector (2) with differential pressure sensor (12) and PM2.5 inductor (13) electric connection are all installed to the outside of box (1), the top of detection case (9) has inlet port (11), the top that the top of box (1) is close to inlet port (11) has extrusion formula filter installation component.
2. The air cleaner testing instrument of claim 1, wherein the filter press mount assembly includes a mounting hole (102), a support rod (4), a pressure plate (5), a press spring (6), and a baffle (7).
3. The air cleaner detector according to claim 2, wherein the mounting hole (102) is formed above the top of the box body (1) close to the air inlet hole (11), the two sides of the top of the box body (1) close to the mounting hole (102) are fixedly connected with the supporting rods (4), the outer portions of the two supporting rods (4) are slidably connected with the pressing plate (5), the top of each supporting rod (4) is fixedly connected with the baffle (7), and the extrusion spring (6) is sleeved between the outer portion of each supporting rod (4) close to the baffle (7) and the pressing plate (5).
4. The air cleaner detector as claimed in claim 3, wherein a rubber pad (10) is fixedly connected to the top of the detection box (9), a through hole matched with the air inlet hole (11) is formed in the middle of the rubber pad (10), the diameter of the rubber pad (10) is larger than that of the mounting hole (102), and the diameter of the mounting hole (102) is larger than that of the air inlet hole (11).
5. An air cleaner monitor according to claim 3, wherein a pull handle (501) is fixedly attached to the top of the pressure plate (5).
6. An air cleaner test instrument according to claim 1, wherein the top of the box (1) has a vent hole (101) above the air outlet end of the turbo-centrifuge (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121858223.3U CN215727560U (en) | 2021-08-10 | 2021-08-10 | Air filter detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121858223.3U CN215727560U (en) | 2021-08-10 | 2021-08-10 | Air filter detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215727560U true CN215727560U (en) | 2022-02-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121858223.3U Active CN215727560U (en) | 2021-08-10 | 2021-08-10 | Air filter detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215727560U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116183466A (en) * | 2023-04-27 | 2023-05-30 | 湖南盛联汽车配件有限公司 | Dust filtering detection equipment of engine filter |
-
2021
- 2021-08-10 CN CN202121858223.3U patent/CN215727560U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116183466A (en) * | 2023-04-27 | 2023-05-30 | 湖南盛联汽车配件有限公司 | Dust filtering detection equipment of engine filter |
| CN116183466B (en) * | 2023-04-27 | 2023-08-15 | 湖南盛联汽车配件有限公司 | Dust filtering detection equipment of engine filter |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No. 465, Floor 4, West Annex Building, Yanshan Investment Building, Bengshan District, Bengbu City, Anhui Province, 233000 Patentee after: Bengbu Car Accessories Nano Technology Co.,Ltd. Address before: 233002 room 108, 1f, office building, No. 888, Changzheng North Road, Huaishang District, Bengbu City, Anhui Province Patentee before: Bengbu auto accessories brand management Co.,Ltd. |
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| CP03 | Change of name, title or address |