CN106768731A - The air tightness testing method and its equipment of a kind of filter element of water purifier cylinder - Google Patents
The air tightness testing method and its equipment of a kind of filter element of water purifier cylinder Download PDFInfo
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- CN106768731A CN106768731A CN201611260869.5A CN201611260869A CN106768731A CN 106768731 A CN106768731 A CN 106768731A CN 201611260869 A CN201611260869 A CN 201611260869A CN 106768731 A CN106768731 A CN 106768731A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 41
- 238000012360 testing method Methods 0.000 title claims abstract description 22
- 238000007789 sealing Methods 0.000 claims abstract description 64
- 238000009434 installation Methods 0.000 claims abstract description 30
- 238000000034 method Methods 0.000 claims abstract description 7
- 238000001514 detection method Methods 0.000 claims abstract description 5
- 238000003780 insertion Methods 0.000 claims description 9
- 230000037431 insertion Effects 0.000 claims description 9
- 238000010998 test method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
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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
- G01M3/32—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 for containers, e.g. radiators
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Abstract
一种净水器滤芯筒体的气密性测试方法,将净水器滤芯筒体置于一密闭空间中,并向该净水器滤芯筒体内持续充气;同时测量该密闭空间内的气压变化,若该密闭空间内的气压变大,则说明该净水器滤芯筒体存在泄露情况。一种净水器滤芯筒体的气密性测试设备,包括底座,底座上设有安装框架,安装框架中有左密封块、与左密封块相对的右密封块;左密封块与右密封块对合后可形成一用于放置净水器滤芯筒体的工件空间,该工件空间中设有气压检测机构;安装框架上还设有一升降机构,升降机构的输出端连接充气嘴,进行气密性测试时充气嘴对工件充气。本发明通过测量净水器滤芯筒体外的密闭空间的气压,来判断工件是否气密性合格,操作简便。
A method for testing the airtightness of a water purifier filter element cylinder, which comprises placing the water purifier filter element cylinder in a closed space, and continuously inflating the water purifier filter element cylinder; and simultaneously measuring the air pressure change in the confined space , if the air pressure in the confined space becomes larger, it indicates that there is leakage in the water purifier cartridge body. An airtightness testing device for a water purifier filter cylinder body, comprising a base on which an installation frame is arranged, in which there is a left sealing block and a right sealing block opposite to the left sealing block; the left sealing block and the right sealing block After the combination, a workpiece space for placing the filter cartridge of the water purifier can be formed. An air pressure detection mechanism is provided in the workpiece space; a lifting mechanism is also provided on the installation frame, and the output end of the lifting mechanism is connected to the inflation nozzle for airtight The inflatable nozzle inflates the workpiece during the test. The invention judges whether the airtightness of the workpiece is qualified by measuring the air pressure in the airtight space outside the cylinder body of the water purifier filter element, and the operation is simple and convenient.
Description
技术领域technical field
本发明涉及一种净水器滤芯筒体的气密性测试方法、以及气密性测试设备。The invention relates to an airtightness testing method and airtightness testing equipment for a water purifier filter element cylinder body.
背景技术Background technique
在现有技术中,净水器滤芯筒体的气密性测试方法主要有两种,一种是向净水器滤芯筒体内充气,并将其置于水中,若出现气泡则说明气密性不佳,这种测试方法需要将工件置于水中,操作不方便。另外一种是向净水器滤芯筒体内充气,并检测净水器滤芯筒体内的气压变化,若净水器滤芯筒体内的气压持续减小,则说明工件的气密性欠佳,其在操作时需要测量工件内部的气压,也非常不方便。In the prior art, there are two main methods for testing the airtightness of the water purifier filter cylinder. One is to inflate the water purifier filter cylinder with air and place it in water. If bubbles appear, it means air tightness. Poor, this test method needs to place the workpiece in water, which is inconvenient to operate. The other is to inflate air into the filter cartridge of the water purifier and detect the air pressure change in the filter cartridge of the water purifier. If the air pressure in the filter cartridge of the water purifier continues to decrease, it means that the airtightness of the workpiece is not good. It is also very inconvenient to measure the air pressure inside the workpiece during operation.
发明内容Contents of the invention
为了克服现有净水器滤芯筒体的气密性测试方法的上述不足,本发明提供一种操作更简便的净水器滤芯筒体的气密性测试方法,并提供其专用设备。In order to overcome the above-mentioned shortcomings of the existing airtightness test method for the filter cartridge body of a water purifier, the present invention provides an airtightness test method for the filter cartridge body of a water purifier which is easier to operate, and provides its special equipment.
本发明解决其技术问题的技术方案是:一种净水器滤芯筒体的气密性测试方法,将净水器滤芯筒体置于一密闭空间中,并向该净水器滤芯筒体内持续充气,并保持充气口的密封;同时测量该密闭空间内的气压变化,若该密闭空间内的气压变大,则说明该净水器滤芯筒体存在泄露情况。The technical solution of the present invention to solve the technical problem is: a method for testing the airtightness of the water purifier filter element cylinder body, placing the water purifier filter element cylinder body in a closed space, and continuing to the water purifier filter element cylinder body Inflate, and keep the inflation port sealed; measure the air pressure change in the enclosed space at the same time, if the air pressure in the enclosed space becomes larger, it indicates that there is a leakage in the water purifier cartridge body.
一种净水器滤芯筒体的气密性测试设备,包括底座,所述的底座上设有安装框架,所述安装框架中有左密封块、与所述的左密封块相对的右密封块;An airtightness testing device for a water purifier filter cylinder body, comprising a base, the base is provided with an installation frame, and the installation frame has a left sealing block and a right sealing block opposite to the left sealing block ;
所述的安装框架上设有用于驱动所述左密封块向右密封块方向移动的左驱动机构、用于驱动所述右密封块向左密封块方向移动的右驱动机构,所述的左密封块与右密封块对合后可形成一用于放置净水器滤芯筒体的工件空间,该工件空间中设有气压检测机构;The installation frame is provided with a left drive mechanism for driving the left seal block to move toward the right seal block, and a right drive mechanism for driving the right seal block to move toward the left seal block. After the block and the right sealing block are combined, a workpiece space for placing the filter element cylinder of the water purifier can be formed, and an air pressure detection mechanism is arranged in the workpiece space;
所述的安装框架上还设有一升降机构,所述升降机构的输出端连接充气嘴,所述的充气嘴位于所述左密封块、右密封块的上方,所述的左密封块与右密封块对合后在上端的对合面上形成充气口,进行气密性测试时所述的充气嘴插入所述的充气口中,且充气嘴与充气口之间密封,从而使所述的工件空间形成一密闭空间。The installation frame is also provided with a lifting mechanism, the output end of the lifting mechanism is connected to the inflation nozzle, and the inflation nozzle is located above the left sealing block and the right sealing block, and the left sealing block is sealed with the right sealing block. After the blocks are combined, an inflatable port is formed on the joint surface of the upper end. When the air tightness test is performed, the inflatable nozzle is inserted into the inflatable port, and the inflatable nozzle and the inflatable port are sealed, so that the workpiece space form a closed space.
进一步,所述的左密封块具有面向所述右密封块的左内凹腔,所述的右密封块具有面向所述左密封块的右内凹腔,所述的左密封块与右密封块对合后所述的左内凹腔与右内凹腔亦对合,从而对合的左内凹腔和右内凹腔形成所述的工件空间。Further, the left sealing block has a left inner concave cavity facing the right sealing block, the right sealing block has a right inner concave cavity facing the left sealing block, and the left sealing block and the right sealing block After the alignment, the left inner concave cavity and the right inner concave cavity are also aligned, so that the aligned left inner concave cavity and right inner concave cavity form the workpiece space.
进一步,所述的升降机构安装在所述安装框架的顶面上,所述的左驱动机构安装在所述安装框架的左内侧面上,所述的右驱动机构安装在所述安装框架的右内侧面上。Further, the lifting mechanism is installed on the top surface of the installation frame, the left drive mechanism is installed on the left inner side of the installation frame, and the right drive mechanism is installed on the right side of the installation frame. on the inner side.
进一步,所述安装框架的底面上还设有支承机构,所述的支承机构包括位于所述安装框架的底面下方的往复机构、与该往复机构的输出端连接的用于支承工件的支承件,所述的支承件穿过所述安装框架的底面正对所述的充气嘴;Further, a support mechanism is provided on the bottom surface of the installation frame, and the support mechanism includes a reciprocating mechanism located below the bottom surface of the installation frame, and a support member connected to the output end of the reciprocating mechanism for supporting the workpiece, The support member passes through the bottom surface of the installation frame and faces the inflation nozzle;
所述的左密封块与右密封块对合后在下端的对合面上形成插入口,进行气密性测试时所述的支承件插入所述的插入口中,且支承件与插入口之间密封。After the left sealing block and the right sealing block are combined, an insertion opening is formed on the joint surface of the lower end, and the support member is inserted into the insertion opening during the air tightness test, and the gap between the support member and the insertion opening is seal.
本发明的有益效果在于:通过测量净水器滤芯筒体外的密闭空间的气压,来判断工件是否气密性合格,操作简便。The beneficial effect of the present invention is that: by measuring the air pressure in the airtight space outside the cylinder body of the filter element of the water purifier, it can be judged whether the airtightness of the workpiece is qualified, and the operation is simple and convenient.
附图说明Description of drawings
图1是本发明的结构示意图。Fig. 1 is a schematic structural view of the present invention.
具体实施方式detailed description
下面结合附图和具体实施方式对本发明作进一步详细说明。The present invention will be described in further detail below in conjunction with the accompanying drawings and specific embodiments.
参照图1,一种净水器滤芯筒体的气密性测试方法,将净水器滤芯筒体置于一密闭空间中,并向该净水器滤芯筒体内持续充气,并保持充气口的密封;同时测量该密闭空间内的气压变化,若该密闭空间内的气压变大,则说明该净水器滤芯筒体存在泄露情况。Referring to Figure 1, a method for testing the airtightness of a water purifier filter element cylinder, the water purifier filter element cylinder is placed in a closed space, and the air is continuously inflated into the water purifier filter element cylinder, and the air filling port is maintained. Sealing; at the same time, measure the air pressure change in the confined space. If the air pressure in the confined space becomes larger, it indicates that there is a leakage in the water purifier filter cylinder.
实现上述气密性测试方法的专用设备,包括底座1,所述的底座1上设有安装框架2,所述安装框架2中有左密封块3、与所述的左密封块3相对的右密封块4。The special equipment for realizing the above-mentioned airtightness testing method includes a base 1, and the base 1 is provided with a mounting frame 2, and the mounting frame 2 has a left sealing block 3 and a right sealing block opposite to the left sealing block 3. Seal block 4.
所述的安装框架2上设有用于驱动所述左密封块向右密封块方向移动的左驱动机构5、用于驱动所述右密封块向左密封块方向移动的右驱动机构6,所述的左密封块3与右密封块4对合后可形成一用于放置净水器滤芯筒体的工件空间,该工件空间中设有气压检测机构。本实施例中,所述的左驱动机构5和右驱动机构6均采用气缸,气压检测机构可采用气压传感器、气压计等。The installation frame 2 is provided with a left driving mechanism 5 for driving the left sealing block to move toward the right sealing block, and a right driving mechanism 6 for driving the right sealing block to move toward the left sealing block. The left sealing block 3 and the right sealing block 4 can form a workpiece space for placing the water purifier cartridge cylinder body after being combined, and an air pressure detection mechanism is provided in the workpiece space. In this embodiment, the left drive mechanism 5 and the right drive mechanism 6 both use air cylinders, and the air pressure detection mechanism can use air pressure sensors, barometers and the like.
所述的安装框架2上还设有一升降机构7,所述升降机构7的输出端连接充气嘴8,所述的充气嘴8位于所述左密封块3、右密封块4的上方,所述的左密封块3与右密封块4对合后在上端的对合面上形成充气口,进行气密性测试时所述的充气嘴8插入所述的充气口中,且充气嘴8与充气口之间密封,从而使所述的工件空间形成一密闭空间,即可通过充气嘴8向净水器滤芯筒体内充气。本实施例中,升降机构7也采用气缸。The installation frame 2 is also provided with a lifting mechanism 7, the output end of the lifting mechanism 7 is connected to the inflation nozzle 8, and the inflation nozzle 8 is located above the left sealing block 3 and the right sealing block 4. The left sealing block 3 and the right sealing block 4 are combined to form an inflation port on the mating surface of the upper end, and the inflation nozzle 8 is inserted into the inflation inlet during the air tightness test, and the inflation nozzle 8 and the inflation inlet Seal between them, so that the workpiece space forms an airtight space, and can inflate the water purifier filter cartridge body through the inflation nozzle 8. In this embodiment, the lifting mechanism 7 also adopts a cylinder.
本实施例中,所述的左密封块3具有面向所述右密封块的左内凹腔,所述的右密封块4具有面向所述左密封块的右内凹腔,所述的左密封块3与右密封块4对合后所述的左内凹腔与右内凹腔亦对合,从而对合的左内凹腔和右内凹腔形成所述的工件空间。In this embodiment, the left sealing block 3 has a left inner concave cavity facing the right sealing block, the right sealing block 4 has a right inner concave cavity facing the left sealing block, and the left sealing block After the block 3 and the right sealing block 4 are combined, the left inner concave cavity and the right inner concave cavity are also combined, so that the combined left inner concave cavity and right inner concave cavity form the workpiece space.
本实施例中,所述的升降机构7安装在所述安装框架2的顶面上,所述的左驱动机构5安装在所述安装框架2的左内侧面上,所述的右驱动机构6安装在所述安装框架2的右内侧面上。In this embodiment, the lifting mechanism 7 is installed on the top surface of the installation frame 2, the left drive mechanism 5 is installed on the left inner surface of the installation frame 2, and the right drive mechanism 6 Installed on the right inner side of the installation frame 2.
本实施例中,所述安装框架2的底面上还设有支承机构,所述的支承机构包括位于所述安装框架2的底面下方的往复机构9、与该往复机构9的输出端连接的用于支承工件的支承件10,所述的支承件10穿过所述安装框架的底面正对所述的充气嘴8;所述的左密封块3与右密封块4对合后在下端的对合面上形成插入口,进行气密性测试时所述的支承件10插入所述的插入口中,且支承件10与插入口之间密封。本实施例中,所述的往复机构9亦采用气缸,所述的支承件10为一支承杆。采用上述机构的优点在于:在左密封块3和右密封块4未对合前,可现将净水器滤芯筒体置于左密封块3和右密封块4之间,由支承件10支承,然后再将左密封块3和右密封块4对合,在这个过程中工件在支承件10的支承下保持稳定的直立状态,左密封块3、右密封块4对合后工件依旧保持稳定的直立状态;由于工件始终保持直立状态,而支承件10又正对所述的充气嘴,因此工件亦正对充气嘴8,方便充气嘴8对准工件进行充气。In this embodiment, a support mechanism is also provided on the bottom surface of the installation frame 2, and the support mechanism includes a reciprocating mechanism 9 located below the bottom surface of the installation frame 2, a reciprocating mechanism connected to the output end of the reciprocating mechanism 9 For the support 10 supporting the workpiece, the support 10 passes through the bottom surface of the installation frame and faces the inflation nozzle 8; An insertion opening is formed on the joint surface, and the support member 10 is inserted into the insertion opening during the airtightness test, and the support member 10 and the insertion opening are sealed. In this embodiment, the reciprocating mechanism 9 also uses an air cylinder, and the support member 10 is a support rod. The advantage of adopting the above-mentioned mechanism is that: before the left sealing block 3 and the right sealing block 4 are not aligned, the water purifier filter cartridge body can be placed between the left sealing block 3 and the right sealing block 4, supported by the supporting member 10 , and then the left sealing block 3 and the right sealing block 4 are combined. In this process, the workpiece is kept in a stable upright state under the support of the support member 10. After the left sealing block 3 and the right sealing block 4 are combined, the workpiece remains stable. The upright state; because the workpiece remains upright all the time, and the support member 10 is facing the inflation nozzle, so the workpiece is also facing the inflation nozzle 8, so that the inflation nozzle 8 can be aligned with the workpiece to inflate.
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CN107328704A (en) * | 2017-08-22 | 2017-11-07 | 宁波旭友交通电器有限公司 | A kind of filter element tester |
CN109211489A (en) * | 2018-08-31 | 2019-01-15 | 佛山信涵机器人自动化技术有限公司 | A kind of filter element of water purifier leak hunting method |
CN109489905A (en) * | 2017-09-11 | 2019-03-19 | 宁波方太厨具有限公司 | A kind of waterway seal automatic detection device |
CN110961933A (en) * | 2018-09-29 | 2020-04-07 | 台山市旺春达环保科技有限公司 | Filter core assembling production line |
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CN206459799U (en) * | 2016-12-30 | 2017-09-01 | 宁波市奥特曼自动化设备有限公司 | A kind of air-tightness testing device of filter element of water purifier cylinder |
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CN107328704A (en) * | 2017-08-22 | 2017-11-07 | 宁波旭友交通电器有限公司 | A kind of filter element tester |
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CN110961933A (en) * | 2018-09-29 | 2020-04-07 | 台山市旺春达环保科技有限公司 | Filter core assembling production line |
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Application publication date: 20170531 |
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