CN205199155U - Filter core of spectrum appearance argon gas filter with waterproof, dustproof, breathable membrane - Google Patents
Filter core of spectrum appearance argon gas filter with waterproof, dustproof, breathable membrane Download PDFInfo
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- CN205199155U CN205199155U CN201521094335.0U CN201521094335U CN205199155U CN 205199155 U CN205199155 U CN 205199155U CN 201521094335 U CN201521094335 U CN 201521094335U CN 205199155 U CN205199155 U CN 205199155U
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- argon gas
- dust
- filter
- core pipe
- proof
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Abstract
The utility model discloses a filter core of spectrum appearance argon gas filter with waterproof, dustproof, breathable membrane. The key feature is: the hole wall border of core pipe is equipped with inlayer waterproof, dustproof, breathable membrane along left and right length direction, and the outer surface border of core pipe is equipped with outer waterproof, dustproof, breathable membrane along left and right length direction, and outer waterproof, dustproof, breathable membrane's surface border is equipped with the knitting wool filter layer along left and right length direction, inlayer waterproof, dustproof, breathable membrane and outer waterproof, dustproof, breathable membrane are formed by the popped tensile extension of polytetrafluoroethylene, and surperficial every square cun of tensile polytetrafluoroethylene membrane later has more than 90 hundred million micropores, and every micropore diameter is 0.1~0.3 micron. In the spectrum appearance testing process, the argon gas that flows spectrum appearance transmission detection platform carries out the cubic filtration through the filter core of spectrum appearance argon gas filter, and dust, the water smoke that can stop in dust, impurity and the air in the argon gas flow spectrum appearance transmission detection platform, improve the accurate nature and the product quality of spectrum appearance testing result.
Description
Technical field
The utility model relates to spectrometer technical field, particularly a kind of filter core of the spectrometer argon gas filter with water proof and dust proof ventilated membrane.
Background technology
Spectrometer is the metallic element detecting instrument of high precision; need at highly purified inert gas in testing process---carry out under the protection of-argon gas (purity 99.999%); testing result just can be precisely; nominally existing argon gas all marks purity 99.999%; due to reasons such as pouring process and empty bottle cleanings; actual purity has error, can not meet the instructions for use of spectrometer.The brand spectrometer that countries in the world produce meets instructions for use for enabling argon gas, all in argon gas pipeline, argon gas filter is housed, the filter core of existing spectrometer argon gas filter is all wrapped on tube core by knitting wool and axis diagonal cross to be made, filter effect is not ideal enough, dust in dust in argon gas, impurity and air, water smoke also flow to spectrometer by filter core and launch monitor station, have a strong impact on accuracy and the product quality of spectrometer testing result.
Utility model content
The technical problems to be solved in the utility model is: provide the dust in a kind of dust stopped in argon gas, impurity and air, water smoke to flow to by the filter core of spectrometer argon gas filter the filter core that the spectrometer argon gas filter with water proof and dust proof ventilated membrane of monitor station launched by spectrometer, realizes improving the accuracy of spectrometer testing result and the object of product quality.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is: the filter core comprising a kind of spectrometer argon gas filter with water proof and dust proof ventilated membrane of knitting wool filter course and core pipe, the external diameter border of described core pipe is along left, right length direction and axis diagonal cross are wound with the thick knitting wool filter course of 15 ~ 30mm, the thickness of pipe wall border of core pipe is along left, right length direction is provided with the uniform square passage of many rows, the endoporus left end of core pipe is provided with the left-hand thread hole be connected with the joint sealing of argon gas pipeline, the endoporus right-hand member of core pipe is provided with the right-hand thread hole be tightly connected with the filter core holder of spectrometer argon gas filter, main feature of the present utility model is: the endoporus wall border of core pipe is along left, right length direction is provided with internal layer water proof and dust proof ventilated membrane, the external diameter surface border of core pipe is along left, right length direction is provided with waterproof outer dust-proof air ventilation film, the outer surface border of waterproof outer dust-proof air ventilation film is along left, right length direction is provided with knitting wool filter course.
Described internal layer water proof and dust proof ventilated membrane and the endoporus wall of core pipe do not have the firm gluing of place all-purpose adhesive of passage to be sealed.
Described waterproof outer dust-proof air ventilation film and the external diameter surface of core pipe do not have the firm gluing of place all-purpose adhesive of passage to be sealed.
Described internal layer water proof and dust proof ventilated membrane and waterproof outer dust-proof air ventilation film are formed by polytetrafluoroethylbulked bulked stretching expansion, and there are more than 90 hundred million micropores on every square cun, the surface of the poly tetrafluoroethylene after stretching, and each micro-pore diameter is 0.1 ~ 0.3 micron.
Usefulness of the present utility model is: because the endoporus wall border of core pipe is provided with internal layer water proof and dust proof ventilated membrane along left and right length direction, the external diameter surface border of core pipe is provided with waterproof outer dust-proof air ventilation film along left and right length direction, and the outer surface border of waterproof outer dust-proof air ventilation film is provided with knitting wool filter course along left and right length direction.The utility model is provided with inside and outside two-layer water proof and dust proof ventilated membrane in the endoporus wall border of core pipe and the external diameter surface border of core pipe along left and right length direction respectively.In spectrometer testing process, the argon gas flowing to spectrometer transmitting monitor station carries out three filtrations through the filter core of spectrometer argon gas filter, the dust in the dust in argon gas, impurity and air can be stopped, water smoke flows to spectrometer and launch monitor station, realize improving the accuracy of spectrometer testing result and the object of product quality.
Because internal layer water proof and dust proof ventilated membrane and waterproof outer dust-proof air ventilation film are formed by polytetrafluoroethylbulked bulked stretching expansion, there are more than 90 hundred million micropores on every square cun, the surface of the poly tetrafluoroethylene after stretching, and each micro-pore diameter is 0.1 ~ 0.3 micron.Each micro-pore diameter on the surface of inside and outside two-layer water proof and dust proof ventilated membrane is less than the diameter of the globule more than 10000 times, have and superpower to block water, hinder dirt performance, water smoke, dust cannot pass through micropore, can stop the dust in the dust in argon gas, impurity and air, water smoke flows to spectrometer transmitting monitor station by the filter core of spectrometer argon gas filter; Larger than water vapour molecule more than 700 times of each micro-pore diameter, can allow argon molecules easily pass micropore, ensures that spectrometer is launched monitor station and precisely detected.Further realization improves the accuracy of spectrometer testing result and the object of product quality.
Accompanying drawing explanation
Concrete structure of the present utility model is provided by following embodiment and accompanying drawing thereof.
Fig. 1 is the concrete structure schematic diagram of the filter core according to a kind of spectrometer argon gas filter with water proof and dust proof ventilated membrane that the utility model proposes.
Fig. 2 is the working condition figure of concrete structure in spectrometer argon gas filter of the filter core according to a kind of spectrometer argon gas filter with water proof and dust proof ventilated membrane that the utility model proposes, wherein: arrow direction indication is argon gas flow direction.
In figure: (1) is knitting wool filter course, (2) be core pipe, (3) be passage, (4) be right-hand thread hole, (5) are internal layer water proof and dust proof ventilated membrane, and (6) are left-hand thread hole, (7) be waterproof outer dust-proof air ventilation film, (8) be filter core holder, (9) are joint for spectrometer argon gas filter, (10).
Detailed description of the invention
Below in conjunction with accompanying drawing detailed description according to the concrete device details that the utility model proposes and working condition.
As shown in drawings, the concrete device details that the utility model proposes is: the filter core comprising a kind of spectrometer argon gas filter with water proof and dust proof ventilated membrane of knitting wool filter course (1) and core pipe (2), the external diameter border of described core pipe (2) is along left, right length direction and axis diagonal cross are wound with the thick knitting wool filter course (1) of 20mm, the thickness of pipe wall border of core pipe (2) is along left, right length direction is provided with the uniform square passage (3) of many rows, the endoporus left end of core pipe (2) is provided with the left-hand thread hole (6) be tightly connected with the joint of argon gas pipeline (10), the endoporus right-hand member of core pipe (2) is provided with the right-hand thread hole (4) be tightly connected with the filter core holder (8) of spectrometer argon gas filter (9), main feature of the present utility model is: the endoporus wall border of core pipe (2) is along left, right length direction is provided with internal layer water proof and dust proof ventilated membrane (5), the external diameter surface border of core pipe (2) is along left, right length direction is provided with waterproof outer dust-proof air ventilation film (7), the outer surface border of waterproof outer dust-proof air ventilation film (7) is along left, right length direction is provided with knitting wool filter course (1).
Internal layer water proof and dust proof ventilated membrane (5) does not have the firm gluing of place all-purpose adhesive of passage (3) to be sealed with the endoporus wall of core pipe (2).
Waterproof outer dust-proof air ventilation film (7) does not have the firm gluing of place all-purpose adhesive of passage (3) to be sealed with the external diameter surface of core pipe (2).
Internal layer water proof and dust proof ventilated membrane (5) and waterproof outer dust-proof air ventilation film (7) are formed by polytetrafluoroethylbulked bulked stretching expansion, and there are more than 90 hundred million micropores on every square cun, the surface of the poly tetrafluoroethylene after stretching, and each micro-pore diameter is 0.15 micron.
The concrete device working condition () that the utility model proposes: the utility model is arranged in spectrometer argon gas filter: the filter core holder of right-hand thread hole of the present utility model and spectrometer argon gas filter is sealed connected together; The joint of argon gas pipeline and left-hand thread hole of the present utility model are sealed connected together; The centre bore of the lid of spectrometer argon gas filter is inserted in housing seal that is rear and spectrometer argon gas filter to link together from the upper end of joint; Screw in nut in the upper end of joint, joint is tightened together with sealing of lid; The attaching nut of the external screw thread of upper end of joint and argon gas pipeline is sealed connected together.
The concrete device working condition (two) that the utility model proposes: as shown by the arrows in Figure 2, the argon gas in spectrometer argon gas filter is entered into from the housing right-hand member bottom input hole of spectrometer argon gas filter, carry out first time by knitting wool filter course to filter, the dust in the dust in argon gas, impurity and air, water smoke are blocked in outside knitting wool filter course.
The concrete device working condition (three) that the utility model proposes: the argon gas filtered through first time carries out second time by waterproof outer dust-proof air ventilation film and filters, and the dust in the dust in argon gas, impurity and air, water smoke is blocked in outside waterproof outer dust-proof air ventilation film.
The concrete device working condition (four) that the utility model proposes: after the argon gas of second time filtration flows to passage, carry out third time by internal layer water proof and dust proof ventilated membrane again to filter, again the dust in the dust in argon gas, impurity and air, water smoke are blocked in outside internal layer water proof and dust proof ventilated membrane.
The concrete device working condition (five) that the utility model proposes: the argon gas filtered through third time finally flows to the endoporus of core pipe; the joint of the argon gas pipeline be tightly connected from the left-hand thread hole of the endoporus left end with core pipe again flows through argon gas pipeline; finally flow to spectrometer and launch monitor station, when detecting for transmitting monitor station, carry out isolated air conservation.
Claims (1)
1. the filter core with the spectrometer argon gas filter of water proof and dust proof ventilated membrane, comprise knitting wool filter course (1) and core pipe (2), the external diameter border of described core pipe (2) is along left, right length direction and axis diagonal cross are wound with the thick knitting wool filter course (1) of 15 ~ 30mm, the thickness of pipe wall border of core pipe (2) is along left, right length direction is provided with the uniform square passage (3) of many rows, the endoporus left end of core pipe (2) is provided with the left-hand thread hole (6) be tightly connected with the joint of argon gas pipeline (10), the endoporus right-hand member of core pipe (2) is provided with the right-hand thread hole (4) be tightly connected with the filter core holder (8) of spectrometer argon gas filter (9), it is characterized in that: the endoporus wall border of core pipe (2) is along left, right length direction is provided with internal layer water proof and dust proof ventilated membrane (5), the external diameter surface border of core pipe (2) is along left, right length direction is provided with waterproof outer dust-proof air ventilation film (7), the outer surface border of waterproof outer dust-proof air ventilation film (7) is along left, right length direction is provided with knitting wool filter course (1),
Described internal layer water proof and dust proof ventilated membrane (5) does not have the firm gluing of place all-purpose adhesive of passage (3) to be sealed with the endoporus wall of core pipe (2);
Described waterproof outer dust-proof air ventilation film (7) does not have the firm gluing of place all-purpose adhesive of passage (3) to be sealed with the external diameter surface of core pipe (2);
Described internal layer water proof and dust proof ventilated membrane (5) and waterproof outer dust-proof air ventilation film (7) are formed by polytetrafluoroethylbulked bulked stretching expansion, there are more than 90 hundred million micropores on every square cun, the surface of the poly tetrafluoroethylene after stretching, and each micro-pore diameter is 0.1 ~ 0.3 micron.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521094335.0U CN205199155U (en) | 2015-12-26 | 2015-12-26 | Filter core of spectrum appearance argon gas filter with waterproof, dustproof, breathable membrane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521094335.0U CN205199155U (en) | 2015-12-26 | 2015-12-26 | Filter core of spectrum appearance argon gas filter with waterproof, dustproof, breathable membrane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205199155U true CN205199155U (en) | 2016-05-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521094335.0U Withdrawn - After Issue CN205199155U (en) | 2015-12-26 | 2015-12-26 | Filter core of spectrum appearance argon gas filter with waterproof, dustproof, breathable membrane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205199155U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105413327A (en) * | 2015-12-26 | 2016-03-23 | 罗建华 | Filter core having anti-water, anti-dust and gas-permeable membrane and used for spectrograph argon filter |
| CN106640439A (en) * | 2016-11-03 | 2017-05-10 | 詹秀云 | Novel air filter |
| CN108339181A (en) * | 2018-01-09 | 2018-07-31 | 浙江省肿瘤医院 | A method of preparing tracheal tube using digitlization Space Reconstruction and 3D printing technique |
-
2015
- 2015-12-26 CN CN201521094335.0U patent/CN205199155U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105413327A (en) * | 2015-12-26 | 2016-03-23 | 罗建华 | Filter core having anti-water, anti-dust and gas-permeable membrane and used for spectrograph argon filter |
| CN106640439A (en) * | 2016-11-03 | 2017-05-10 | 詹秀云 | Novel air filter |
| CN108339181A (en) * | 2018-01-09 | 2018-07-31 | 浙江省肿瘤医院 | A method of preparing tracheal tube using digitlization Space Reconstruction and 3D printing technique |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160504 Effective date of abandoning: 20170405 |