CN108801565B - Device and method for detecting tightness of gasoline filter - Google Patents
Device and method for detecting tightness of gasoline filter Download PDFInfo
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- CN108801565B CN108801565B CN201810926065.7A CN201810926065A CN108801565B CN 108801565 B CN108801565 B CN 108801565B CN 201810926065 A CN201810926065 A CN 201810926065A CN 108801565 B CN108801565 B CN 108801565B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M15/00—Testing of engines
- G01M15/02—Details or accessories of testing apparatus
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M15/00—Testing of engines
- G01M15/04—Testing internal-combustion engines
- G01M15/05—Testing internal-combustion engines by combined monitoring of two or more different engine parameters
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/025—Details with respect to the testing of engines or engine parts
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
Abstract
The invention discloses a gasoline filter tightness detection device and a detection method thereof. The fuel filter tightness detection device can detect a plurality of fuel filters simultaneously, the detection efficiency is improved by a plurality of times, and meanwhile, the detection device can automatically feed and discharge, so that the production efficiency is further improved, and the labor intensity of workers is reduced; in addition, the detection device also comprises air permeability detection, has a simple structure, can conveniently detect the air permeability of the cost filter, and greatly reduces the input cost compared with independent detection equipment for air permeability and tightness; further, the change condition of the air pressure in the filter during inflation can be intuitively observed through the air pressure meter, and the detection accuracy is improved.
Description
Technical Field
The invention relates to the technical field of automobile filters, in particular to a device and a method for detecting tightness of a gasoline filter.
Background
Gasoline filter is called gasoline filter for short. The gasoline filter is divided into a carburetor type and an electric injection type, a gasoline engine using the carburetor is arranged on one side of an inlet of an oil delivery pump, the working pressure is smaller, a nylon shell is generally adopted, the gasoline filter of the electric injection type engine is arranged on one side of an outlet of the oil delivery pump, the working pressure is higher, and a metal shell is generally adopted. The filter element of the gasoline filter mostly adopts filter paper, and the main function of the gasoline filter which uses nylon cloth and polymer materials is to filter impurities in gasoline. If the gasoline filter is too dirty or clogged. Wire filter paper petrol filter: inside this kind of petrol filter, folding filter paper is connected with the both ends of plastics or metal filter, and after dirty oil got into, reached the center by the filter outer wall after filtering of filter paper layer upon layer, clean fuel flows. However, the safety quality of the fuel filter, especially the sealing quality of the fuel filter, is high in requirement, and the sealing performance of the fuel filter needs to be detected in the production process. The existing filter production factories mostly adopt manual detection, and the detection efficiency is low; some factories use devices for automatically detecting the tightness of a filter, and compared with manual detection, the detection efficiency is improved, but because only one filter can be detected at a time, and manual feeding and discharging are needed, the detection efficiency is still low, and the production efficiency of the factories cannot be improved. In addition, the existing gasoline filter tightness detection device has single function, and when other performances of the filter are required to be detected, additional equipment is required, the equipment investment is large, the occupied area is large, and the production flow is complicated. How to design a gasoline filter tightness detection device which has high detection efficiency, can automatically feed and discharge and can detect the air permeability of the filter and a detection method thereof is the technical problem to be solved by the invention.
Disclosure of Invention
The invention provides a gasoline filter tightness detection device and a detection method thereof, which are high in detection efficiency, capable of automatically feeding and discharging and detecting air permeability of a filter, and aim at overcoming the defects of the prior art.
The invention solves the technical problems by the following technical means:
the tightness detection device for the gasoline filter comprises a frame, and tightness detection devices and air permeability detection devices which are respectively arranged on two sides of the frame, wherein a conveying belt is arranged on the frame, and a plurality of supporting seats are arranged on the conveying belt; the air permeability detection device is positioned in front of the tightness detection device by taking the conveying direction of the conveying belt as the front; the tightness detection device comprises a first frame table, a water tank and a first sliding device, wherein a first lifting fixing plate is arranged on the first sliding device, a plurality of first hollow studs are arranged on the first fixing plate, and first sealing rings which are in one-to-one correspondence with the plurality of first hollow studs are also arranged on the first fixing plate; the air permeability detection device comprises a second frame table, a timer and a second sliding device, wherein the timer and the second sliding device are arranged on the second frame table, a second fixing plate capable of lifting is arranged on the second sliding device, a plurality of second hollow studs are arranged on the second fixing plate, second sealing rings which are in one-to-one correspondence with the second hollow studs are further arranged on the second fixing plate, a plurality of second air passages corresponding to the oil inlet of the filter are arranged on the second sealing rings, the upper end of each second hollow stud is connected with an air outlet pipe, a water storage tank and a measuring cup are arranged on the second frame table, the air outlet pipe is connected with the water storage tank, a water outlet pipe is arranged on the water storage tank, one end of the water outlet pipe extends into the bottom of the water storage tank, and the other end of the water outlet pipe is connected with the measuring cup.
Preferably, a petrol filter leakproofness detection device, first frame bench on install the water tank, first slider including installing the first carriage on first frame bench, first carriage be located the upper portion of water tank, first carriage on install first cylinder, first cylinder vertical setting, the first fixed plate of level setting is installed to the lower extreme of first cylinder, a plurality of first hollow double-screw bolts are installed to the lower extreme of first fixed plate, a plurality of first hollow double-screw bolts set gradually along the direction of delivery of conveyer belt, just distance between adjacent first hollow double-screw bolt center and the distance between the adjacent supporting seat center are equal, the middle part of supporting seat is provided with the circular slot, the lower extreme of first fixed plate still installs a plurality of first sealing washer, a plurality of first sealing washer and a plurality of first hollow double-screw bolts one-to-one, just first hollow double-screw bolt be located its central point that corresponds first sealing washer, first frame bench on still install first air pipe and first air pipe, first air pipe and the upper seal.
Preferably, a petrol filter leakproofness detection device, second slider including installing the second carriage on the second frame platform, the second carriage on install the second cylinder, the vertical setting of second cylinder, the second fixed plate that the level set up is installed to the lower extreme of second cylinder, a plurality of second hollow double-screw bolts are installed to the lower extreme of second fixed plate, a plurality of second sealing washer with second hollow double-screw bolts one-to-one is still installed to the lower extreme of second fixed plate, the second hollow double-screw bolt be located the central point of rather than the second sealing washer that corresponds, the second sealing washer on be provided with a plurality of second gas passages that correspond with the filter oil inlet, the second frame platform on still install the second gas tube, a plurality of second gas passages all communicate with the second gas tube, the upper end of second hollow double-screw bolt be connected with the outlet duct, the second frame bench install water storage tank and cup, the outlet duct be connected with the water storage tank, the outlet pipe that stretches into on the water storage tank and the other end, the outlet pipe that stretches into water storage tank and the bottom.
Preferably, the tightness detection device for the gasoline filter is characterized in that the first frame table and the second frame table are provided with rotating shafts through bearings, driving teeth are arranged on the rotating shafts, the first sliding frame and the second sliding frame are respectively arranged on the upper parts of the corresponding rotating shafts, driven teeth are arranged on the first sliding frame and the second sliding frame, the driving teeth are connected with the corresponding driven teeth in a matched mode, and a rotating motor is arranged at one end of each rotating shaft.
Preferably, in the device for detecting tightness of a gasoline filter, a first air pressure gauge is installed at the upper end of the first fixing plate, and a first air passage is arranged between the bottom surface of the first sealing ring and the first air pressure gauge.
Preferably, in the tightness detection device for the gasoline filter, a second barometer is installed at a part of the second inflation tube, which is close to the second sealing ring.
The detection method of the tightness detection device of the gasoline filter comprises the following steps: the first sliding frame on the first frame table slides, then the first air cylinder moves downwards to enable each first hollow stud to correspondingly grab one gasoline filter, then the first air cylinder ascends, the first sliding frame slides again to enable the grabbed filter to be located on the upper portion of the water tank, then the first air cylinder descends again to enable the filter to sink into the water tank, and the first air charging pipe charges the filter to carry out tightness detection; after detection, the second sliding frame and the second air cylinder move, the gasoline filter is put back on the conveying belt, then the conveying belt moves for one procedure, then the second sliding frame on the second frame bench slides to the position right above the gasoline filter, then the second air cylinder moves downwards to enable each second hollow stud to grab one gasoline filter correspondingly, then the second air cylinder rises, then the second air charging pipe charges the gasoline filter through a second gas channel and an oil inlet of the gasoline filter, gas enters an air outlet pipe from the second hollow stud after passing through the filter element, then enters a water storage tank through the air outlet pipe, the air pressure in the water storage tank increases after entering the water storage tank, liquid in the water storage tank is pressed into a measuring cup, the time that the liquid in the measuring cup reaches a specified scale is recorded through a timer, the change of the pressure in the second air charging pipe is recorded through a second pressure gauge, and after the test is completed, the second air cylinder falls, and the gasoline filter is put back on the conveying belt.
The invention has the advantages that: the fuel filter tightness detection device can detect a plurality of fuel filters simultaneously, the detection efficiency is improved by a plurality of times, and meanwhile, the detection device can automatically feed and discharge, so that the production efficiency is further improved, and the labor intensity of workers is reduced; in addition, the detection device also comprises air permeability detection, has a simple structure, can conveniently detect the air permeability of the cost filter, and greatly reduces the input cost compared with independent detection equipment for air permeability and tightness; further, the change condition of the air pressure in the filter during inflation can be intuitively observed through the air pressure meter, and the detection accuracy is improved.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic structural view of the detection device of the present invention when the detection device takes the filter.
Fig. 3 is a schematic structural view of the first fixing plate (or the second fixing plate) according to the present invention.
Fig. 4 is a schematic structural view of the second seal ring of the present invention.
Fig. 5 is a schematic structural view of the first seal ring of the present invention.
Fig. 6 is a schematic view of the structure of the first carriage (or the second carriage) of the present invention.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The tightness detection device of the gasoline filter comprises a frame 1, and tightness detection devices 2 and air permeability detection devices 3 which are respectively arranged on two sides of the frame 1, wherein a conveying belt 4 is arranged on the frame 1, and a plurality of supporting seats 5 are arranged on the conveying belt 4; the air permeability detection device 3 is positioned in front of the tightness detection device 2 by taking the conveying direction of the conveying belt 4 as the front; the tightness detection device 2 comprises a first frame table 6, a water tank 7 and a first sliding device 8, wherein a first lifting fixing plate 9 is arranged on the first sliding device 8, a plurality of first hollow studs 10 are arranged on the first fixing plate 9, and first sealing rings 11 which are in one-to-one correspondence with the plurality of first hollow studs 10 are also arranged on the first fixing plate 9; the air permeability detection device 3 include second frame platform 12, install the time-recorder 121 and the second slider 13 on the second frame platform, second slider 13 on install liftable second fixed plate 14, second fixed plate 14 on install a plurality of second hollow double-screw bolts 15, second fixed plate 14 on still install the second sealing washer 16 with a plurality of second hollow double-screw bolts 15 one-to-one, second sealing washer 16 on be provided with a plurality of second gas channel 161 that correspond with the filter oil inlet, the upper end of second hollow double-screw bolt 15 be connected with outlet duct 171, second frame platform 12 on install water storage tank 17 and graduated flask 18, outlet duct 171 and water storage tank 17 connect, water storage tank 17 on install outlet pipe 19, the one end of outlet pipe 19 stretches into water storage tank 17 bottom, the other end and the graduated flask 18 of outlet pipe 19 connect.
Preferably, the first frame 6 on install the water tank 7, first slider 8 including installing the first carriage 20 on first frame 6, first carriage 20 be located the upper portion of water tank 7, first carriage 20 on install first cylinder 21, first cylinder 21 vertical setting, the first fixed plate 9 of level setting is installed to the lower extreme of first cylinder 21, a plurality of first hollow double-screw bolts 10 are installed to the lower extreme of first fixed plate 9, a plurality of first hollow double-screw bolts 10 set gradually along the direction of delivery of conveyer belt 4, just the distance between adjacent first hollow double-screw bolts 10 center equals with the distance between the adjacent supporting seat 5 center, the middle part of supporting seat 5 is provided with circular groove 22, a plurality of first sealing washer 11 are still installed to the lower extreme of first fixed plate 9, a plurality of first sealing washer 11 and a plurality of first hollow double-screw bolts 10 one-to-one, and the first hollow double-screw bolts 10 are located the first frame's of its corresponding first position 11, the first hollow double-screw bolts 23 are still installed to the first frame's upper end 23, the first hollow double-screw bolts 23 are still installed to the first frame 6.
Preferably, the second sliding device 13 includes a second sliding frame 24 installed on the second frame 12, the second sliding frame 24 is provided with a second air cylinder 25, the second air cylinder 25 is vertically arranged, the lower end of the second air cylinder 25 is provided with a second fixing plate 14 horizontally arranged, the lower end of the second fixing plate 14 is provided with a plurality of second hollow studs 15, the lower end of the second fixing plate 14 is also provided with a plurality of second sealing rings 16 which are in one-to-one correspondence with the second hollow studs 15, the second hollow studs 15 are located at the central positions of the second sealing rings 16 which are in correspondence with the second hollow studs 15, the second sealing rings 16 are provided with a plurality of second air channels 161 which are in correspondence with the filter oil inlet, the second frame 12 is also provided with a second air charging pipe 26, the plurality of second air channels 161 are all communicated with the second air charging pipe 26, the upper end of the second hollow studs 15 is connected with an air outlet pipe 171, the second frame 12 is provided with an air outlet pipe 17, the water outlet pipe 17 is connected with the water outlet pipe 19, and the water outlet pipe 19 is connected with the water outlet pipe 19.
Preferably, the first frame stand 6 and the second frame stand 12 are provided with a rotating shaft 28 through bearings 27, the rotating shaft 28 is provided with driving teeth 29, the first sliding frame 20 and the second sliding frame 24 are respectively arranged on the upper parts of corresponding rotating shafts 38, the first sliding frame 20 and the second sliding frame 24 are provided with driven teeth 30, the driving teeth 29 are connected with the corresponding driven teeth 30 in a matched manner, and one end of the rotating shaft 28 is provided with a rotating motor 31.
Preferably, a first barometer 32 is installed at the upper end of the first fixing plate 9, and a first gas channel 33 is disposed between the bottom surface of the first sealing ring 11 and the first barometer 32.
Preferably, a second barometer 34 is mounted on a portion of the second inflation tube 26 adjacent to the second sealing ring 16.
The detection method of the tightness detection device of the gasoline filter comprises the following steps: the first sliding frame on the first frame table slides, then the first air cylinder moves downwards to enable each first hollow stud to correspondingly grab one gasoline filter, then the first air cylinder ascends, the first sliding frame slides again to enable the grabbed filter to be located on the upper portion of the water tank, then the first air cylinder descends again to enable the filter to sink into the water tank, and the first air charging pipe charges the filter to carry out tightness detection; after detection, the second sliding frame and the second air cylinder move, the gasoline filter is put back on the conveying belt, then the conveying belt moves for one procedure, then the second sliding frame on the second frame bench slides to the position right above the gasoline filter, then the second air cylinder moves downwards to enable each second hollow stud to grab one gasoline filter correspondingly, then the second air cylinder rises, then the second air charging pipe charges the gasoline filter through a second gas channel and an oil inlet of the gasoline filter, gas enters an air outlet pipe from the second hollow stud after passing through the filter element, then enters a water storage tank through the air outlet pipe, the air pressure in the water storage tank increases after entering the water storage tank, liquid in the water storage tank is pressed into a measuring cup, the time that the liquid in the measuring cup reaches a specified scale is recorded through a timer, the change of the pressure in the second air charging pipe is recorded through a second pressure gauge, and after the test is completed, the second air cylinder falls, and the gasoline filter is put back on the conveying belt.
The fuel filter tightness detection device can detect a plurality of fuel filters simultaneously, the detection efficiency is improved by a plurality of times, and meanwhile, the detection device can automatically feed and discharge, so that the production efficiency is further improved, and the labor intensity of workers is reduced; in addition, the detection device also comprises air permeability detection, has a simple structure, can conveniently detect the air permeability of the cost filter, and greatly reduces the input cost compared with independent detection equipment for air permeability and tightness; further, the change condition of the air pressure in the filter during inflation can be intuitively observed through the air pressure meter, and the detection accuracy is improved.
It is noted that relational terms such as first and second, and the like, if any, are 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. Moreover, 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. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (4)
1. A tightness detection device of a gasoline filter is characterized in that: the device comprises a frame, and a tightness detection device and an air permeability detection device which are respectively arranged at two sides of the frame, wherein a conveying belt is arranged on the frame, and a plurality of supporting seats are arranged on the conveying belt; the air permeability detection device is positioned in front of the tightness detection device by taking the conveying direction of the conveying belt as the front; the tightness detection device comprises a first frame table, a water tank and a first sliding device, wherein a first lifting fixing plate is arranged on the first sliding device, a plurality of first hollow studs are arranged on the first fixing plate, and first sealing rings which are in one-to-one correspondence with the plurality of first hollow studs are also arranged on the first fixing plate; the air permeability detection device comprises a second frame table, a timer and a second sliding device, wherein the timer and the second sliding device are arranged on the second frame table, a second lifting fixing plate is arranged on the second sliding device, a plurality of second hollow studs are arranged on the second fixing plate, second sealing rings which are in one-to-one correspondence with the second hollow studs are also arranged on the second fixing plate, a plurality of second air channels which correspond to the oil inlet of the filter are arranged on the second sealing rings, the upper end of each second hollow stud is connected with an air outlet pipe, a water storage tank and a measuring cup are arranged on the second frame table, the air outlet pipe is connected with the water storage tank, a water outlet pipe is arranged on the water storage tank, one end of the water outlet pipe extends into the bottom of the water storage tank, and the other end of the water outlet pipe is connected with the measuring cup; the first sliding device comprises a first sliding frame arranged on the first frame, the first sliding frame is positioned on the upper portion of the water tank, a first air cylinder is arranged on the first sliding frame, the first air cylinder is vertically arranged, a first fixing plate which is horizontally arranged is arranged at the lower end of the first air cylinder, a plurality of first hollow studs are arranged at the lower end of the first fixing plate, the plurality of first hollow studs are sequentially arranged along the conveying direction of the conveying belt, the distance between the centers of adjacent first hollow studs is equal to the distance between the centers of adjacent supporting seats, circular grooves are formed in the middle of the supporting seats, a plurality of first sealing rings are further arranged at the lower end of the first fixing plate, the first sealing rings are in one-to-one correspondence with the plurality of first hollow studs, the first hollow studs are positioned at the central positions of the corresponding first sealing rings, a first air charging pipe is further arranged on the first frame, and the upper ends of the first air charging pipe and the first hollow studs are in sealing connection; the second sliding device comprises a second sliding frame arranged on a second frame table, a second air cylinder is arranged on the second sliding frame, the second air cylinder is vertically arranged, a second fixing plate which is horizontally arranged is arranged at the lower end of the second air cylinder, a plurality of second hollow studs are arranged at the lower end of the second fixing plate, a plurality of second sealing rings which are in one-to-one correspondence with the second hollow studs are further arranged at the lower end of the second fixing plate, the second hollow studs are positioned at the center position of the second sealing ring corresponding to the second hollow studs, a plurality of second air channels which correspond to the oil inlet of the filter are arranged on the second sealing ring, a second air charging pipe is further arranged on the second frame table, the plurality of second air channels are all communicated with the second air charging pipe, an air outlet pipe is connected at the upper end of the second hollow studs, a water storage tank and a measuring cup are arranged on the second frame table, the air outlet pipe is connected with the water storage tank, one end of the water outlet pipe is arranged at the water storage tank, and the water outlet pipe is connected with the water storage tank;
and a second barometer is arranged at the part of the second inflation tube, which is close to the second sealing ring.
2. The gasoline filter tightness detection device according to claim 1, wherein: the first frame table and the second frame table are provided with rotating shafts through bearings, driving teeth are arranged on the rotating shafts, the first sliding frame and the second sliding frame are respectively arranged on the upper parts of the corresponding rotating shafts, driven teeth are arranged on the first sliding frame and the second sliding frame, the driving teeth are connected with the corresponding driven teeth in a matched mode, and a rotating motor is arranged at one end of each rotating shaft.
3. The gasoline filter tightness detection device according to claim 1, wherein: the upper end of the first fixing plate is provided with a first air pressure gauge, and a first air passage is arranged between the bottom surface of the first sealing ring and the first air pressure gauge.
4. A detection method of a gasoline filter tightness detection device according to any one of claims 1 to 3, characterized in that: the first sliding frame on the first frame table slides, then the first air cylinder moves downwards to enable each first hollow stud to correspondingly grab one gasoline filter, then the first air cylinder ascends, the first sliding frame slides again to enable the grabbed filter to be located on the upper portion of the water tank, then the first air cylinder descends again to enable the filter to sink into the water tank, and the first air charging pipe charges the filter to carry out tightness detection; after detection, the second sliding frame and the second air cylinder move, the gasoline filter is put back on the conveying belt, then the conveying belt moves for one procedure, then the second sliding frame on the second frame bench slides to the position right above the gasoline filter, then the second air cylinder moves downwards to enable each second hollow stud to grab one gasoline filter correspondingly, then the second air cylinder rises, then the second air charging pipe charges the gasoline filter through a second gas channel and an oil inlet of the gasoline filter, gas enters an air outlet pipe from the second hollow stud after passing through the filter element, then enters a water storage tank through the air outlet pipe, the air pressure in the water storage tank increases after entering the water storage tank, liquid in the water storage tank is pressed into a measuring cup, the time that the liquid in the measuring cup reaches a specified scale is recorded through a timer, the change of the pressure in the second air charging pipe is recorded through a second pressure gauge, and after the test is completed, the second air cylinder falls, and the gasoline filter is put back on the conveying belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810926065.7A CN108801565B (en) | 2018-08-15 | 2018-08-15 | Device and method for detecting tightness of gasoline filter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810926065.7A CN108801565B (en) | 2018-08-15 | 2018-08-15 | Device and method for detecting tightness of gasoline filter |
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| CN108801565A CN108801565A (en) | 2018-11-13 |
| CN108801565B true CN108801565B (en) | 2023-09-29 |
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| CN201810926065.7A Active CN108801565B (en) | 2018-08-15 | 2018-08-15 | Device and method for detecting tightness of gasoline filter |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109406060B (en) * | 2018-12-10 | 2024-02-27 | 安徽高博过滤科技有限公司 | Air tightness test stand for filter |
| CN110174217A (en) * | 2019-06-20 | 2019-08-27 | 高博集团有限公司 | A kind of fuel filter leak-testing apparatus and its detection method |
| CN110146236A (en) * | 2019-06-27 | 2019-08-20 | 南京涵铭置智能科技有限公司 | A kind of automobile oil filter air tightness test automation equipment and its test method |
| CN113203529B (en) * | 2021-04-29 | 2023-05-02 | 重庆卡马机电有限责任公司 | Air tightness detection device |
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