CN210322266U

CN210322266U - Comprehensive test device for automobile air filter

Info

Publication number: CN210322266U
Application number: CN201921167376.6U
Authority: CN
Inventors: 刘晓坤
Original assignee: Tianjin Shengda Chenyang Automobile Parts Co ltd
Current assignee: Tianjin Shengda Chenyang Automobile Parts Co ltd
Priority date: 2019-07-24
Filing date: 2019-07-24
Publication date: 2020-04-14
Anticipated expiration: 2029-07-24

Abstract

The utility model provides a car air cleaner combined test device, this technical scheme bear the filter that awaits measuring with the barrel to unidirectional air flow channel has been found in the barrel. Specifically, the annular boss is arranged in the cylinder body, the filter to be tested is fixed in the cylinder body through the connection of the convex ring and the annular boss, the interception effect on the air flow is realized, the upper port of the cylinder body is sealed by the top cover, and the air flow is only input and output through the air inlet pipe and the exhaust pipe; based on the structure, standardized conditions can be provided for filter detection, the filtering performance of the filter can be effectively reflected according to the content of the particulate matters in the air inlet and the air outlet, and pressure drop data can be definitely obtained based on the pressure difference between the inner space and the outer space; and simultaneously, based on the utility model discloses a standardized mode can connect the multiunit in parallel and test to transversely compare the performance of different filters with the same experimental condition, the result is more objective.

Description

Comprehensive test device for automobile air filter

Technical Field

The utility model relates to an air cleaner technical field, concretely relates to car air cleaner combined test device.

Background

The filter is a filter that filters impurities or gas through filter paper. Generally referred to as an automobile filter, is an accessory of an engine. The method is divided into the following steps according to different filtering functions: oil filters, fuel filters (gasoline filters, diesel filters, oil-water separators, hydraulic filters), air filters, air-conditioning filters, and the like. The engine has three filters of air, engine oil and fuel oil, generally called three filters, and an air-conditioning filter, commonly called four filters. Respectively takes charge of the filtration of a lubricating system, a medium in a combustion system, an engine air inlet system and a carriage air circulating system.

Air cleaners are devices used to remove particulate impurities from air. When a piston machine (an internal combustion engine, a reciprocating compressor, etc.) operates, if impurities such as dust are contained in intake air, abrasion of parts is increased, so that an air cleaner must be installed. The air filter consists of two parts of a filter element and a shell, and has the main requirements of high filtering efficiency, low flow resistance and long-term continuous use without maintenance. Based on the performance requirements, corresponding quality detection needs to be carried out in the production link, and in the prior art, related detection is realized by manually connecting pipelines by operators, so that the operation is inconvenient. In addition, because the stability and uniformity of experimental conditions cannot be guaranteed, the transverse comparison between different experiments is difficult, and therefore, a special comprehensive test device is urgently needed in the prior art.

Disclosure of Invention

The utility model discloses aim at to prior art's technical defect, provide a car air cleaner combined test device to solve and lack special experimental apparatus among the prior art, consequently relevant experiment is not convenient for operate's technical problem.

The utility model discloses another technical problem who solves is how to guarantee the stable homogeneous of multiunit experimental conditions to transversely compare.

In order to realize the technical purpose, the utility model adopts the following technical scheme:

the comprehensive test device for the automobile air filter comprises a barrel, a top cover, a notch, screws, a handle, an annular boss, a filter to be tested, a convex ring, an inner space, an outer space, an air inlet pipe, a first pressure release valve, an exhaust pipe, a second pressure release valve and a ball valve, wherein the upper end edge of the barrel is hinged with a plurality of screws, the edge of the top cover is provided with a plurality of notches, the top cover is lapped at the upper end opening of the barrel, the screws are inserted into the notches, the screws are screwed with nuts, the nuts and the upper end opening of the barrel clamp the top cover together, and the upper end of the top cover is fixedly connected with the handle; the device comprises a cylinder body, a filter cylinder, a first pressure relief valve, an exhaust pipe, a second pressure relief valve, a ball valve, a first pressure relief valve, a second pressure relief valve, a pressure sensor and a pressure sensor, wherein the cylinder body is internally provided with an annular boss; the upper port of the filter cylinder of the filter to be tested is opened, and the lower port of the filter cylinder of the filter to be tested is closed.

Preferably, a silica gel ring is arranged between the top cover and the cylinder body in a cushioning manner; a silica gel ring is arranged between the convex ring and the annular boss.

Preferably, a screw hole is formed at the lower end of the filter cylinder of the filter to be tested, a bolt is fixedly connected to the sealing plate, the bolt is screwed in the screw hole, and the sealing plate is pressed against the lower end of the filter cylinder of the filter to be tested.

Preferably, the number of the cylinders is two, and the two cylinders are connected in parallel in the gas pipeline.

Preferably, the axis of the intake pipe is parallel to the axis of the exhaust pipe, and the intake pipe is located higher than the exhaust pipe.

In the technical scheme, the cylinder is used for accommodating a filter to be tested, and a unidirectional gas channel is constructed in the cylinder; the top cover is used for sealing the upper port of the cylinder during testing; the opening is used for lifting and inserting the hinged screw rod, so that the nut on the screw rod downwards extrudes the outer edge of the top cover to fix the top cover; the handle is convenient for opening the top cover; the annular boss is used for bearing the projecting ring so as to fix the filter to be tested at the position and keep the sealing of the gap between the annular boss and the projecting ring; the inner space is the space before the gas passes through the filter cylinder of the filter to be tested; the outer space is the space after the gas passes through the filter to be tested; the air inlet pipe is used for inputting air, and the air flows through the filter to be tested and then is discharged from the air outlet pipe; the first pressure release valve is used for ensuring the safety of the pressure in the inner space, the second pressure release valve is used for ensuring the safety of the pressure in the outer space, and pressure gauges can be respectively connected to the first pressure release valve and the second pressure release valve, so that the pressure drop of the filter to be tested in front of and behind can be inspected; the ball valve is used for controlling the on-off of the gas path. In addition, a sealing plate can be additionally arranged and used for supporting the filter to be tested in the cylinder body; the bolt is used for fixing the shrouding at the filter lower extreme that awaits measuring, and the lower extreme of shrouding is supported by the inside bottom of barrel to help guaranteeing the filter lower extreme that awaits measuring under the compression state and not warp.

Drawings

FIG. 1 is an overall external structural view of the present invention;

FIG. 2 is a perspective structure view of the cylinder body of the present invention;

FIG. 3 is an external structural view of the cylinder body of the present invention;

FIG. 4 is an external structural view of the filter to be tested according to the present invention;

FIG. 5 is an external structural view of the bottom frame of the present invention;

FIG. 6 is an external structural view of the middle top cover of the present invention;

in the figure:

1. barrel 2, top cap 3, gap 4 and screw rod

5. Handle 6, annular boss 7, filter 8 to be tested, projecting ring

9. Inner space 10, outer space 11, air inlet pipe 12 and first pressure relief valve

13. Exhaust pipe 14, second pressure release valve 15, ball valve 16 and screw hole

17. A closing plate 18 and bolts.

Detailed Description

The following will describe in detail specific embodiments of the present invention. Well-known structures or functions may not be described in detail in the following embodiments in order to avoid unnecessarily obscuring the details. Approximating language, as used herein in the following examples, may be applied to identify quantitative representations that could permissibly vary in number without resulting in a change in the basic function. Unless defined otherwise, technical and scientific terms used in the following examples have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.

Example 1

An automobile air filter comprehensive test device is shown in figures 1-6 and comprises a cylinder body 1, a top cover 2, a notch 3, a screw rod 4, a handle 5, an annular boss 6, a filter 7 to be tested, a convex ring 8, an inner space 9, an outer space 10, an air inlet pipe 11, a first pressure release valve 12, an exhaust pipe 13, a second pressure release valve 14 and a ball valve 15, wherein the upper end edge of the cylinder body 1 is hinged with a plurality of screw rods 4, the edge of the top cover 2 is provided with a plurality of notches 3, the top cover 2 is lapped at the upper end opening of the cylinder body 1, the screw rods 4 are inserted into the notches 3, the screw rods 4 are screwed with nuts, the nuts and the upper end opening of the cylinder body 1 jointly clamp the top cover 2, and the upper end of the; the inner part of the cylinder body 1 is provided with an annular boss 6, the upper port of a filter cylinder of the filter 7 to be tested is provided with a projecting ring 8, the projecting ring 8 is connected and fixed on the annular boss 6, the inner space of the cylinder body 1 is divided into an inner space 9 and an outer space 10 by taking the filter 7 to be tested as a boundary, wherein the inner space 9 is positioned in the middle of the filter cylinder of the filter 7 to be tested, the outer space 10 surrounds the periphery of the filter 7 to be tested, an air inlet pipe 11, a first pressure release valve 12, an exhaust pipe 13 and a second pressure release valve 14 are respectively and fixedly connected on the cylinder body 1, the air inlet pipe 11 and the first pressure release valve 12 are communicated with the inner space 9, the exhaust pipe 13 and the second pressure release valve 14 are communicated with the outer space 10; the upper port of the filter cylinder of the filter 7 to be tested is open, and the lower port of the filter cylinder of the filter 7 to be tested is closed.

The device has the following structural characteristics: the cylinder 1 is used for accommodating a filter 7 to be tested and constructing a unidirectional gas channel therein; the top cover 2 is used for sealing the upper port of the cylinder 1 during testing; the opening 3 is used for lifting and inserting the hinged screw rod 4, so that the nut on the screw rod 4 downwards extrudes the outer edge of the top cover 2 to fix the top cover 2; the handle 5 is convenient for opening the top cover 2; the annular boss 6 is used for bearing the projecting ring 8, so that the filter 7 to be tested is fixed at the annular boss 6 and the gap between the annular boss 6 and the projecting ring 8 is kept sealed; the inner space 9 is the space before the gas passes through the filter cartridge of the filter 7 to be tested; the outer space 10 is a space after the gas passes through the filter 7 to be measured; the air inlet pipe 11 is used for inputting air, and the air flows through the filter 7 to be tested and then is discharged from the air outlet pipe 13; the first pressure release valve 12 is used for ensuring the safety of the pressure in the inner space 9, the second pressure release valve 14 is used for ensuring the safety of the pressure in the outer space 10, and pressure gauges can be respectively connected to the first pressure release valve 12 and the second pressure release valve 14, so that the pressure drop before and after the filter 7 to be tested is inspected; the ball valve 15 is used for controlling the on-off of the air path.

Example 2

An automobile air filter comprehensive test device is shown in figures 1-6 and comprises a cylinder body 1, a top cover 2, a notch 3, a screw rod 4, a handle 5, an annular boss 6, a filter 7 to be tested, a convex ring 8, an inner space 9, an outer space 10, an air inlet pipe 11, a first pressure release valve 12, an exhaust pipe 13, a second pressure release valve 14 and a ball valve 15, wherein the upper end edge of the cylinder body 1 is hinged with a plurality of screw rods 4, the edge of the top cover 2 is provided with a plurality of notches 3, the top cover 2 is lapped at the upper end opening of the cylinder body 1, the screw rods 4 are inserted into the notches 3, the screw rods 4 are screwed with nuts, the nuts and the upper end opening of the cylinder body 1 jointly clamp the top cover 2, and the upper end of the; the inner part of the cylinder body 1 is provided with an annular boss 6, the upper port of a filter cylinder of the filter 7 to be tested is provided with a projecting ring 8, the projecting ring 8 is connected and fixed on the annular boss 6, the inner space of the cylinder body 1 is divided into an inner space 9 and an outer space 10 by taking the filter 7 to be tested as a boundary, wherein the inner space 9 is positioned in the middle of the filter cylinder of the filter 7 to be tested, the outer space 10 surrounds the periphery of the filter 7 to be tested, an air inlet pipe 11, a first pressure release valve 12, an exhaust pipe 13 and a second pressure release valve 14 are respectively and fixedly connected on the cylinder body 1, the air inlet pipe 11 and the first pressure release valve 12 are communicated with the inner space 9, the exhaust pipe 13 and the second pressure release valve 14 are communicated with the outer space 10; the upper port of the filter cylinder of the filter 7 to be tested is open, and the lower port of the filter cylinder of the filter 7 to be tested is closed. Wherein, a silica gel ring is arranged between the top cover 2 and the cylinder body 1; a silica gel ring is arranged between the convex ring 8 and the annular boss 6. A screw hole 16 is arranged at the lower end of the filter cylinder of the filter 7 to be tested, a bolt 18 is fixedly connected to the sealing plate 17, the bolt 18 is connected with the screw hole 16 in a threaded manner, and the sealing plate 17 is pressed against the lower end of the filter cylinder of the filter 7 to be tested. The number of the cylinder bodies 1 is two, and the two cylinder bodies are connected in parallel in a gas pipeline. The axis of the intake pipe 11 is parallel to the axis of the exhaust pipe 13, and the position of the intake pipe 11 is higher than that of the exhaust pipe 13.

The embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention, and is not intended to limit the present invention. Any modification, equivalent replacement, and improvement made within the scope of the present invention should be included in the protection scope of the present invention.

Claims

1. The comprehensive test device for the automobile air filter is characterized by comprising a cylinder body (1), a top cover (2), a notch (3), a screw rod (4), a handle (5), an annular boss (6), a filter (7) to be tested, a protruding ring (8), an inner space (9), an outer space (10), an air inlet pipe (11), a first pressure release valve (12), an exhaust pipe (13), a second pressure release valve (14) and a ball valve (15), wherein, the upper end edge of the cylinder body (1) is hinged with a plurality of screw rods (4), a plurality of notches (3) are arranged on the edge of the top cover (2), the top cover (2) is lapped at the upper port of the cylinder body (1), the screw rod (4) is inserted into the notches (3), a nut is screwed on the screw rod (4), the nut and the upper port of the barrel body (1) clamp the top cover (2) together, and the upper end of the top cover (2) is fixedly connected with a handle (5); an annular boss (6) is arranged in the cylinder body (1), a projecting ring (8) is arranged at the upper port of a filter cylinder of the filter (7) to be tested, the projecting ring (8) is connected and fixed on the annular boss (6) through a screw, the internal space of the cylinder body (1) is divided into an inner space (9) and an outer space (10) by taking the filter (7) to be tested as a boundary, wherein the inner space (9) is positioned in the middle of a filter cylinder of the filter (7) to be tested, the outer space (10) surrounds the periphery of the filter (7) to be tested, the air inlet pipe (11), the first pressure release valve (12), the exhaust pipe (13) and the second pressure release valve (14) are respectively and fixedly connected on the cylinder body (1), wherein the air inlet pipe (11) and the first pressure relief valve (12) are communicated with the inner space (9), the exhaust pipe (13) and the second pressure relief valve (14) are communicated with the outer space (10), the air inlet pipe (11) and the air outlet pipe (13) are respectively connected with a ball valve (15); the upper port of the filter cylinder of the filter (7) to be tested is open, and the lower port of the filter cylinder of the filter (7) to be tested is closed.

2. The comprehensive test device of the automobile air filter according to claim 1, wherein a silica gel ring is arranged between the top cover (2) and the cylinder body (1); a silica gel ring is arranged between the convex ring (8) and the annular boss (6).

3. The comprehensive test device for the air filter of the automobile as claimed in claim 1, wherein a screw hole (16) is formed at the lower end of the filter cylinder of the filter (7) to be tested, a bolt (18) is fixedly connected to the sealing plate (17), the bolt (18) is screwed in the screw hole (16), and the sealing plate (17) is pressed against the lower end of the filter cylinder of the filter (7) to be tested.

4. The integrated test device for the air cleaner of the automobile as claimed in claim 1, wherein there are two of the cylinders (1) which are connected in parallel in the gas pipeline.

5. The comprehensive test device of an air cleaner of an automobile as claimed in claim 1, wherein the axis of the intake pipe (11) is parallel to the axis of the exhaust pipe (13), and the position of the intake pipe (11) is higher than the position of the exhaust pipe (13).