CN216208433U

CN216208433U - Detachable air cleaner capability test platform

Info

Publication number: CN216208433U
Application number: CN202122655788.8U
Authority: CN
Inventors: 张朋
Original assignee: Shanghai Mufan Automobile Technology Co ltd
Current assignee: Shanghai Mufan Automobile Technology Co ltd
Priority date: 2021-11-02
Filing date: 2021-11-02
Publication date: 2022-04-05
Anticipated expiration: 2031-11-02

Abstract

The utility model belongs to the technical field of air filter testing equipment and discloses a detachable air filter performance testing platform which comprises a supporting plate, a movable support, a Y-shaped pipe, a connecting pipe, a variable cross-section transition pipe, a first insulation filter, a flowmeter, a second absolute filter and an operation platform assembly, compared with the traditional test platform, the utility model has the advantages that the whole structure is formed by connecting the rectangular box bodies in series, and all the box bodies can be flexibly disassembled, the maintenance is convenient, the cost of the test equipment for testing the performance of the air filter by a graded particle size counting method is greatly reduced, the mechanical structure design is simple, the differential pressure sensor, the air flow meter and the sampling pipe are reasonably arranged, the grading particle size counting method is realized with good economy, and the test environment safety in the test process is ensured.

Description

Detachable air cleaner capability test platform

Technical Field

The utility model belongs to the technical field of air filter testing equipment, and particularly relates to a detachable air filter performance testing platform.

Background

At present, filter core performance test tests mostly comprise a differential pressure flow characteristic test and a dust holding capacity test, but most of middle and small enterprises adopt a weighing method, the common test method is rough for high-efficiency filter cores, the test result is not reliable enough, although the test device of some upstream enterprises adopts a more accurate particle counting method, the test device is usually in a cabinet type design with high integration level, the cost is high, the disassembly is difficult, the movement is inconvenient, the maintenance is difficult, in addition, the test device and the treatment are not standard, so that the secondary pollution of the test environment is also frequent, and therefore, a filter core test platform which can be flexibly disassembled and moved is urgently needed to be designed, and the test device for realizing the particle grading counting test is realized.

Disclosure of Invention

The utility model aims to provide a performance test platform for a detachable air filter, which aims to solve the problems that the conventional test device in the background art is high in price, inconvenient to move, difficult to maintain and easy to cause secondary pollution to a test environment.

In order to achieve the purpose, the utility model provides the following technical scheme: a performance test platform of a detachable air filter comprises a supporting plate, a movable bracket, a Y-shaped pipe, a connecting pipe, a variable cross-section transition pipe, a first insulation filter, a flowmeter, a second absolute filter and an operation platform assembly, wherein the Y-shaped pipe and the variable cross-section transition pipe are connected through a connecting pipe, the first absolute filter and the second absolute filter are respectively arranged at two ends of the operating platform assembly, the operating platform component comprises an aerosol inlet, a connecting box body, an upstream sampling pipe, a sample filter element box body, a first differential pressure sensor, a downstream sampling pipe and a second differential pressure sensor, wherein the aerosol inlet, the upstream sampling pipe, the downstream sampling pipe and the second differential pressure sensor are all arranged on the connecting box body, the sample filter element box body is connected between two adjacent connecting box bodies, and the first differential pressure sensor is installed on the sample filter element box body.

Preferably, the movable support comprises a movable transition pipe support, a movable absolute filter support and a movable box support, and the movable support comprises a side support, a roller, a bottom support, a box connecting buckle, a fastening screw and an upper support, wherein the side support, the bottom support and the upper support are mutually perpendicular and connected, the roller is fixed on the bottom support, the box connecting buckle is fixed on the upper support, and the fastening screw is installed on the box connecting buckle.

Preferably, sample spare filter core box comprises box, filter upper box, built-in grid plate, connection flange and filter core under nimble buckle switch, the filter, wherein box and filter upper box are connected through nimble buckle switch under the filter, and built-in grid plate installs under the filter between the inside of box on box and the filter, connect on the flange is fixed in the filter upper box, the filter core is connected on built-in grid plate.

Preferably, the lateral wall of connecting the box all is connected with the blend stop, and the both sides of blend stop all are provided with sealing glue layer.

Preferably, the device further comprises two blowers, and the output ends of the two blowers are respectively connected with the two ends of the Y-shaped pipe.

Preferably, a fastening clamp is connected between the variable cross-section transition pipe and the connecting pipe, and H14 filter elements are arranged inside the first absolute filter and the second absolute filter.

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

(1) compared with the traditional test platform, the utility model has the advantages that the whole structure is formed by connecting rectangular box bodies in series, all the box bodies can be flexibly disassembled, the maintenance is convenient, the cost of the test equipment for measuring the performance of the air filter by using a graded particle size counting method is greatly reduced, the mechanical structure design is simple, the differential pressure sensor, the air flow meter and the sampling pipe are reasonably arranged, the graded particle size counting method is realized with good economy, and the test environment safety in the test process is ensured.

(2) According to the utility model, through the arrangement of the movable support, each rectangular box body and the movable support can keep consistent synchronous sectioning, and the rollers additionally arranged at the bottom end of each section of support can realize the movement of a single section of rectangular box body and the overall flexible movement of the device, so that the problems that a common test platform cannot move after being installed and needs to be integrally dismantled are solved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a sample cartridge housing of the present invention;

FIG. 3 is a schematic diagram of the movable support of the present invention;

in the figure: 1. a support plate; 2. a Y-shaped pipe; 3. a connecting pipe; 4. fastening a clamp; 5. a transition pipe movable support; 6. a variable cross-section transition tube; 7. a first insulating filter; 8. an aerosol inlet; 9. an absolute filter movable mount; 10. the box body can move the bracket; 11. connecting the box body; 12. an upstream sampling tube; 13. a sample filter element box body; 14. a first differential pressure sensor; 15. a downstream sampling tube; 16. a second differential pressure sensor; 17. a flow meter; 18. a second absolute filter; 19. a switch is flexibly buckled; 20. a filter lower box body; 21. the filter is arranged on the box body; 22. a grid plate is arranged inside; 23. connecting the flanges; 24. a filter element; 25. a side support; 26. a roller; 27. a bottom bracket; 28. the box body is connected with a buckle; 29. fastening screws; 30. And an upper bracket.

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 the following technical solutions: a detachable air filter performance test platform comprises a supporting plate 1, a movable support, a Y-shaped pipe 2, a connecting pipe 3, a variable cross-section transition pipe 6, a first insulation filter 7, a flowmeter 17, a second absolute filter 18 and an operation platform assembly, wherein the Y-shaped pipe 2 is connected with the variable cross-section transition pipe 6 through the connecting pipe 3, the first insulation filter 7 and the second absolute filter 18 are respectively arranged at two ends of the operation platform assembly, the operation platform assembly comprises an aerosol inlet 8, a connecting box body 11, an upstream sampling pipe 12, a sample element filter core box body 13, a first differential pressure sensor 14, a downstream sampling pipe 15 and a second differential pressure sensor 16, wherein the aerosol inlet 8, the upstream sampling pipe 12, the downstream sampling pipe 15 and the second differential pressure sensor 16 are all arranged on the connecting box body 11, and the sample element filter core box body 13 is connected between two adjacent connecting box bodies 11, and the first differential pressure sensor 14 is mounted on the sample cartridge case 13.

Specifically, when the air filter is used, the flow of an air blower can be introduced through a Y-shaped pipe 2, impurities in inlet air are filtered through a first insulation filter 7, then the impurities are mixed with aerosol dust entering from an aerosol inlet 8 in a pipeline, the mixture flows through an upstream sampling pipe 12, then flows through a sample element filter core box body 13 to a downstream sampling pipe 15, meanwhile, the filtering performance of the air filter is calculated through a particle counting method through sampling data analyzed by a signal control system, the control system is composed of a differential pressure sensor, a sampling counter, a PLC (programmable logic controller), an upper computer and driving software, the control of the whole rack electrical equipment is completed by adopting a programmable logic controller and the upper computer, the control cabinet of the control system is in a split design and is divided into a control cabinet and a frequency conversion cabinet, the flow of the air blower can be regulated by the control system according to data tested by a first differential pressure sensor 14 and a second differential pressure sensor 16, thereby the quality of control mixed aerosol, the device greatly reduced with the test equipment cost of hierarchical particle diameter count method survey air cleaner performance, and mechanical structure design is simple, adopts the structural design of detachable rectangle case, rationally arranged pressure differential sensor, air flowmeter and sampling tube, realized hierarchical particle diameter count method with good economic nature, and can dismantle in a flexible way between each section box, convenient maintenance has guaranteed test process's experimental environment safety simultaneously.

Further, the movable bracket comprises a transition pipe movable bracket 5, an absolute filter movable bracket 9 and a box body movable bracket 10, and the movable bracket is composed of a side bracket 25, a roller 26, a bottom bracket 27, a box body connecting buckle 28, a fastening screw 29 and an upper bracket 30, wherein the side bracket 25, the bottom bracket 27 and the upper bracket 30 are vertically connected with each other, the roller 26 is fixed on the bottom bracket 27, the box body connecting buckle 28 is fixed on the upper bracket 30, and the fastening screw 29 is installed on the box body connecting buckle 28.

Specifically, connect box 11 and appearance filter core box 13 and be the rectangle structure, the rectangle box all is supported by portable support, and rectangle box and portable support keep synchronous merogenesis, and the buckle that corresponds on connection buckle 28 and the box on each section portable support is connected simultaneously to can realize nimble dismantlement, and can realize the nimble removal of whole device through gyro wheel 26, can't remove after having solved general test platform installation, need wholly demolish the problem.

Further, the sample filter element box 13 is composed of a flexible snap switch 19, a filter lower box 20, a filter upper box 21, a built-in grid plate 22, a connecting flange 23 and a filter element 24, wherein the filter lower box 20 and the filter upper box 21 are connected through the flexible snap switch 19, the built-in grid plate 22 is installed between the filter lower box 20 and the filter upper box 21, the connecting flange 23 is fixed on the filter upper box 21, and the filter element 24 is connected to the built-in grid plate 22.

Specifically, through the arrangement of the connecting flange 23, the flexible buckle switch 19, the built-in grid plate 22 and other structures, the mechanical mechanism of the sample filter element box body 13 can be detached, so that parts can be replaced conveniently.

Further, the lateral wall of connecting box 11 all is connected with the blend stop, and the both sides of blend stop all are provided with sealing glue layer.

Specifically, the inner wall of the connecting box body 11 is made of smooth stainless steel, so that the flow resistance of aerosol can be reduced, and the test environment safety in the test process is ensured under the matching of the barrier strips and the sealing adhesive layers.

Furthermore, the device also comprises two blowers, and the output ends of the two blowers are respectively connected with the two ends of the Y-shaped pipe 2.

Specifically, air can be introduced into the two blowers through the Y-shaped pipe 2, and pipeline parameters are provided for the control cabinet through the first differential pressure sensor 14, the second differential pressure sensor 16 and the flowmeter 17, so that the air volume of the blowers is controlled through the control cabinet.

Furthermore, a fastening clamp 4 is connected between the variable cross-section transition pipe 6 and the connecting pipe 3, and H14 filter elements are arranged inside the first absolute filter 7 and the second absolute filter 18.

Specifically, the second absolute filter 18 has an absolute air filter post-treatment, so that the whole test platform can be tested accurately, and is environment-friendly and reliable.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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. The utility model provides a detachable air cleaner capability test platform which characterized in that: the device comprises a supporting plate (1), a movable support, a Y-shaped pipe (2), a connecting pipe (3), a variable cross-section transition pipe (6), a first insulation filter (7), a flowmeter (17), a second insulation filter (18) and an operating platform assembly, wherein the Y-shaped pipe (2) and the variable cross-section transition pipe (6) are connected through the connecting pipe (3), the first insulation filter (7) and the second insulation filter (18) are respectively arranged at two ends of the operating platform assembly, the operating platform assembly comprises an aerosol inlet (8), a connecting box body (11), an upstream sampling pipe (12), a sample filter element box body (13), a first differential pressure sensor (14), a downstream sampling pipe (15) and a second differential pressure sensor (16), wherein the aerosol inlet (8), the upstream sampling pipe (12), the downstream sampling pipe (15) and the second differential pressure sensor (16) are all arranged on the connecting box body (11), sample filter core box (13) are connected between two adjacent connection box (11), and first differential pressure sensor (14) are installed on sample filter core box (13).

2. The platform of claim 1, wherein: the movable support comprises a movable transition pipe support (5), a movable absolute filter support (9) and a movable box support (10), and the movable support consists of a side support (25), a roller (26), a bottom support (27), a box connecting buckle (28), a fastening screw (29) and an upper support (30), wherein the side support (25), the bottom support (27) and the upper support (30) are mutually and vertically connected, the roller (26) is fixed on the bottom support (27), the box connecting buckle (28) is fixed on the upper support (30), and the fastening screw (29) is installed on the box connecting buckle (28).

3. The platform of claim 1, wherein: sample member filter core box (13) are by flexible buckle switch (19), under the filter box (20), on the filter box (21), built-in grid plate (22), connect flange (23) and filter core (24) and constitute, wherein under the filter box (20) and filter box (21) are connected through flexible buckle switch (19), and built-in grid plate (22) install under the filter box (20) and filter between the inside of box (21), connect flange (23) and be fixed in on the filter box (21), filter core (24) are connected on built-in grid plate (22).

4. The platform of claim 1, wherein: the lateral wall of connecting box (11) all is connected with the blend stop, and the both sides of blend stop all are provided with sealing glue layer.

5. The platform of claim 1, wherein: the Y-shaped pipe bending machine further comprises two air blowers, and the output ends of the two air blowers are respectively connected with the two ends of the Y-shaped pipe (2).

6. The platform of claim 1, wherein: be connected with fastening clamp (4) between variable cross section transition pipe (6) and connecting pipe (3), the inside of first absolute filter (7) and second absolute filter (18) all is provided with the H14 filter core.