CN201894895U - Filter structure - Google Patents
Filter structure Download PDFInfo
- Publication number
- CN201894895U CN201894895U CN 201020626993 CN201020626993U CN201894895U CN 201894895 U CN201894895 U CN 201894895U CN 201020626993 CN201020626993 CN 201020626993 CN 201020626993 U CN201020626993 U CN 201020626993U CN 201894895 U CN201894895 U CN 201894895U
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- Prior art keywords
- fixed seat
- device structure
- filtration device
- lower fixed
- upper fixed
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- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The utility model discloses a filter structure, which comprises a tubular shell, wherein a filter core is arranged in the shell; the two ends of the shell are hermetically connected with an upper fixed seat and a lower fixed seat respectively; the upper fixed seat is provided with an output interface; and the lower fixed seat is provided with an input interface. The filter structure is connected to the front detection end of an oxygen analyzer, so that more clean detection gas can be provided for the oxygen analyzer, the oxygen analyzer can be effectively protected, data tested by the oxygen analyzer is more correct, quick response and long service life are achieved, and more correct technical parameters are provided for a user. The shell is made of transparent glass steel tubes, so that the situation of the filter core can be observed at any time, and the filter core can be replaced in time. The filter structure has a simple structure, is easy to machine, and is safe and reliable. The filter structure is particularly suitable for filtering air from the oxygen analyzer in nitrogen reflow soldering equipment, and is suitable for using occasions needing air filtering.
Description
Technical field
The utility model relates to a kind of filter, more particularly is meant a kind of filtration device structure that is used for oxygen detection, especially for the filtration device structure of the detection of the low concentration oxygen under the adverse circumstances such as nitrogen reflux weldering.
Background technology
Oxygen analyser is a highly sophisticated device in the nitrogen reflux weldering, the gas that it sucks must be the clean of ten minutes, be difficult to filter abominable gas in the furnace chamber by it self filtration, even suck a spot of water or dust etc., the capital influences analysis precision, response speed and the life-span of oxygen analyser, and severe patient can make the vitals wearing and tearing, scrap.
In addition, the filtration that oxygen analyser self has has occurred stopping up or needs more during the situation of renew cartridge, need carry out dismounting to oxygen analyser, completely inconvenience.Be protection oxygen analyser and the convenience when safeguarding, be necessary to increase and filter the protection structure.
In order to overcome the defective of above prior art, inventor's innovative design goes out a kind of novel filtration device structure.
The utility model content
The purpose of this utility model is to overcoming the defective of prior art, and provide a kind of novel filtration device structure, this filtration device structure is by the filter core of crossing of active carbon and filter cotton formation, can further improve oxygen analyser inhaled air cleanliness factor, the service life that helps improving oxygen analyser.
For achieving the above object, the utility model is by the following technical solutions:
A kind of filtration device structure, the housing that comprises tubulose is characterized in that being provided with filter core in the described housing, the two ends of described housing respectively with upper fixed seat, lower fixed seat sealed attachment, described upper fixed seat is provided with output interface, and described lower fixed seat is provided with input interface.
Its further technical scheme is: the described filter core of crossing comprises the high compact substance filter cotton that is positioned at middle active carbon and is located at the active carbon two ends.
Its further technical scheme is: also comprise being used to constitute the sealing ring that housing and upper fixed seat, lower fixed seat constitute sealed attachment, described housing two ends are provided with the seal groove that is used for ccontaining sealing ring.
Its further technical scheme is: sealing ring is the O RunddichtringO, and described seal groove is the rectangular seal groove.
Its further technical scheme is: described housing is the lucite steel pipe.
Its further technical scheme is: also comprise the fixed head that is used for fixing upper fixed seat, lower fixed seat.
Its further technical scheme is: described fixed head and upper fixed seat, lower fixed seat are screw attachment, comprise upper fixed seat screw assembly and lower fixed seat screw assembly.
Its further technical scheme is: described fixed head be two ends be provided with outer chimb bathtub construction, the outer chimb at two ends is provided with fixing hole.
The utility model beneficial effect compared with prior art is: the utility model filtration device structure is connected in the detection front end of oxygen analyser; can provide the more detection gas of cleaning for oxygen analyser; can protect oxygen analyser effectively; the data that oxygen analyser is measured are more accurate, faster response, life-span are long, for the user carries arch technical parameter more accurately.Adopt the transparent glass fiber reinforced plastics pipe as housing, can watch the situation of being filter core at any time, so that in time changed filter core.The utility model is simple in structure, and easily processing is safe and reliable.The utility model is particularly suitable for the air filtration of the oxygen analyser in the nitrogen reflux soldering equipment, and also being suitable for other needs airfiltering field of employment.
Below in conjunction with the drawings and specific embodiments the utility model is further described.
Description of drawings
Fig. 1 is the three-dimensional structure diagram of a kind of filtration device structure specific embodiment of the utility model;
Fig. 2 is the three-dimensional exploded view of the described embodiment of Fig. 1.
Description of reference numerals
1 housing
11 seal grooves, 12 seal grooves
20 active carbons
21 high compact substance filter cotton 22 high compact substance filter cottons
31 upper fixed seats
310 output interfaces, 32 lower fixed seats
41 sealing rings, 42 sealing rings
5 fixed heads
51 outer chimb 52 fixing holes
61 upper fixed seat screw assemblies, 62 lower fixed seat screw assemblies
The specific embodiment
In order to more fully understand technology contents of the present utility model, below in conjunction with specific embodiment the technical solution of the utility model is further introduced and explanation, but be not limited to this.
As shown in Figure 1 and Figure 2, a kind of filtration device structure of the utility model, the housing 1 that comprises tubulose, be provided with filter core in the housing 1, the two ends of housing 1 respectively with upper fixed seat 31, lower fixed seat 32 sealed attachment, upper fixed seat 31 is provided with output interface 310, and lower fixed seat 32 is provided with the input interface (not shown).Cross the high compact substance filter cotton 21,22 that filter core comprises the active carbon 20 in the middle of being positioned at and is located at active carbon 20 two ends.Also comprise being used to constitute the sealing ring 41,42 that housing 1 and upper fixed seat 31, lower fixed seat 32 constitute sealed attachment, housing 1 two ends are provided with the seal groove 11,12 that is used for ccontaining sealing ring 41,42.In the present embodiment, sealing ring 41,42 is the O RunddichtringO, and seal groove 11,12 is rectangular seal groove (degree of depth is less than the diameter of sealing ring), also can adopt the sealing means of plane formula or y-type seal ring in other embodiment.Housing 1 is the lucite steel pipe, or other material transparent, so that observed the situation of filter core, can in time clean or change when taking place to stop up.Also comprise the fixed head 5 that is used for fixing upper fixed seat 31, lower fixed seat 32.Fixed head 5 is a screw attachment with upper fixed seat 31, lower fixed seat 32, comprises upper fixed seat screw assembly 61 and lower fixed seat screw assembly 62.Fixed head 5 outer chimb 51 for two ends are provided with bathtub construction, the outer chimb 51 at two ends is provided with fixing hole 52.
In sum; the utility model filtration device structure is connected in the detection front end of oxygen analyser; can provide the more detection gas of cleaning for oxygen analyser; can protect oxygen analyser effectively; the data that oxygen analyser is measured are more accurate, faster response, life-span are long, for the user carries arch technical parameter more accurately.The utility model is simple in structure, and easily processing is safe and reliable.The utility model is particularly suitable for the air filtration of the oxygen analyser in the nitrogen reflux soldering equipment, and also being suitable for other needs airfiltering field of employment.
The above only further specifies technology contents of the present utility model with embodiment; so that the reader is more readily understood; but do not represent embodiment of the present utility model to only limit to this, any technology of doing according to the utility model is extended or recreation, all is subjected to protection of the present utility model.Protection domain of the present utility model is as the criterion with claims.
Claims (8)
1. filtration device structure, the housing that comprises tubulose is characterized in that being provided with filter core in the described housing, the two ends of described housing respectively with upper fixed seat, lower fixed seat sealed attachment, described upper fixed seat is provided with output interface, and described lower fixed seat is provided with input interface.
2. a kind of filtration device structure according to claim 1 is characterized in that the described high compact substance filter cotton that filter core comprises the active carbon in the middle of being positioned at and is located at the active carbon two ends of crossing.
3. a kind of filtration device structure according to claim 2 is characterized in that also comprising being used to constitute the sealing ring that housing and upper fixed seat, lower fixed seat constitute sealed attachment that described housing two ends are provided with the seal groove that is used for ccontaining sealing ring.
4. a kind of filtration device structure according to claim 3 is characterized in that described sealing ring is the O RunddichtringO, and described seal groove is the rectangular seal groove.
5. a kind of filtration device structure according to claim 4 is characterized in that described housing is the lucite steel pipe.
6. a kind of filtration device structure according to claim 5 is characterized in that also comprising the fixed head that is used for fixing upper fixed seat, lower fixed seat.
7. a kind of filtration device structure according to claim 6 is characterized in that described fixed head and upper fixed seat, lower fixed seat are screw attachment, comprises upper fixed seat screw assembly and lower fixed seat screw assembly.
8. a kind of filtration device structure according to claim 7, it is characterized in that described fixed head be two ends be provided with outer chimb bathtub construction, the outer chimb at two ends is provided with fixing hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020626993 CN201894895U (en) | 2010-11-26 | 2010-11-26 | Filter structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020626993 CN201894895U (en) | 2010-11-26 | 2010-11-26 | Filter structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201894895U true CN201894895U (en) | 2011-07-13 |
Family
ID=44252814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201020626993 Expired - Lifetime CN201894895U (en) | 2010-11-26 | 2010-11-26 | Filter structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201894895U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102870596A (en) * | 2012-09-23 | 2013-01-16 | 方超宏 | Pollution-free inoculating machine |
| CN104208988A (en) * | 2014-09-04 | 2014-12-17 | 王新建 | Device used for efficiently drying compressed air and provided with filtration device |
| CN113686642A (en) * | 2021-10-10 | 2021-11-23 | 大庆市贺泰石油机械设备有限公司 | Sample gas purifying device for chromatograph and detector in gas drilling |
| CN114941637A (en) * | 2022-04-24 | 2022-08-26 | 马国山 | Motor cavity air pressure balancing device |
-
2010
- 2010-11-26 CN CN 201020626993 patent/CN201894895U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102870596A (en) * | 2012-09-23 | 2013-01-16 | 方超宏 | Pollution-free inoculating machine |
| CN104208988A (en) * | 2014-09-04 | 2014-12-17 | 王新建 | Device used for efficiently drying compressed air and provided with filtration device |
| CN104208988B (en) * | 2014-09-04 | 2016-04-20 | 王新建 | The compressed air drier that a kind of window filters |
| CN113686642A (en) * | 2021-10-10 | 2021-11-23 | 大庆市贺泰石油机械设备有限公司 | Sample gas purifying device for chromatograph and detector in gas drilling |
| CN114941637A (en) * | 2022-04-24 | 2022-08-26 | 马国山 | Motor cavity air pressure balancing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110713 |