CN204101340U - A kind of air and waste gas sampling pipe - Google Patents
A kind of air and waste gas sampling pipe Download PDFInfo
- Publication number
- CN204101340U CN204101340U CN201420605353.XU CN201420605353U CN204101340U CN 204101340 U CN204101340 U CN 204101340U CN 201420605353 U CN201420605353 U CN 201420605353U CN 204101340 U CN204101340 U CN 204101340U
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- China
- Prior art keywords
- pipe
- lid
- liquid storage
- outer tube
- draft tube
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Abstract
The utility model relates to a kind of air and waste gas sampling pipe, and it comprises pipe in liquid storage outer tube and air inlet, and liquid storage outer tube upper portion side wall is integrally formed with escape pipe; In described air inlet, pipe comprises pipe lid and draft tube, the outer tube wall threaded engagement of pipe lid and liquid storage outer tube end, pipe covers to wear and is fixed with draft tube, draft tube one end is placed in liquid storage outer tube, the other end exposes to outside pipe lid, and the draft tube lower section be placed in liquid storage outer tube is upper coarse and lower fine funnel-shaped structure; Leak outside draft tube end outside pipe lid and escape pipe end is screwed with pipe cap respectively; The utility model pipe close and cross mouth sealing firmly, can not leak when transporting absorbing liquid for air intake opening and gas outlet, and reduce the trouble of cleaning, device can not react with absorbing liquid, decreases the interference of device to gas test result.
Description
Technical field
The utility model relates to a kind of sample devices, more specifically, relates to a kind of air and waste gas sampling pipe.
Background technology
Existing sampling pipe comprises liquid storage outer glass tube and air inlet glass inner tube, liquid storage outer glass tube upper portion side wall is integrally formed with glass tube of giving vent to anger, liquid storage outer glass tube upper end internal wall of pipe orifice is designed to funnel-shaped structure wide at the top and narrow at the bottom, this funnel-shaped structure inwall is frosted inwall, air inlet glass inner tube is provided with the glass pipe close mated with liquid storage outer glass tube orifice configuration and size, this glass tube beyond the Great Wall wall is frosted outer wall, glass pipe close and liquid storage outer glass tube internal wall of pipe orifice touch, glass pipe close is vertical is equipped with air inlet glass tube, this air inlet glass tube one end is placed in liquid storage outer glass tube, the other end exposes to glass tube beyond the Great Wall.
During use, in liquid storage outer glass tube, inject absorbing liquid, the air inlet glass tube of air inlet glass inner tube is inserted in liquid storage outer glass tube, and the internal wall of pipe orifice of glass pipe close and liquid storage outer glass tube is closely touched, complete the installation of sampling pipe; Then, by sampling pump, the gas of gas outlet is extracted out, now, form negative pressure in liquid storage outer glass tube, air inlet glass inner tube due to suction function, make air or or waste gas enter in liquid storage outer glass tube and react with absorbing liquid, sample complete, by determining the content of gas to the mensuration of absorbing liquid; When transporting this device to laboratory, needing to use rubber tube to be communicated with respectively in air inlet glass tube and glass tube end of giving vent to anger, preventing absorbing liquid from leaking.
There are the following problems for the prior art device: first, and the sealing of glass pipe close and the mouth of pipe built on the sand, easily causes seepage and the gas leakage of absorbing liquid; Secondly, this device is in transport process, and absorbing liquid can enter in rubber linking tube because of rocking, and the liquid in rubber linking tube is difficult to cleaning; Moreover after sampling, absorbing liquid reduces owing to entering in rubber linking tube, can affect the Detection results to gas; Air intake opening and gas outlet are glass materials, very crisp, and air intake opening and gas outlet frangibility, cause sample collector injured; Finally, the primary raw material manufacturing glass has soda ash, silica sand, borax etc., and wherein soda ash is many is produced by salt, so chloride ion-containing in impure glass; In glass container manufacture process, need add clarificant in batch, conventional clarificant has chloride, fluoride, cerium oxide etc., and thus glass material understands stripping chlorion etc. under absorbing liquid soaks; Absorbing liquid is sodium bicarbonate-carbonate buffer solution or sodium hydroxide solution, and these two kinds of solution, all in alkalescence, with glass Long contact time, can cause the materials such as a large amount of chlorions to separate out, interference measurement result.
Utility model content
An object of the present utility model is to be to provide a kind of air and waste gas sampling pipe, its pipe close and cross mouth sealing firmly, can not leak when transporting absorbing liquid for air intake opening and gas outlet, reduces the trouble of cleaning, device can not react with absorbing liquid, decreases the interference of device to gas test result.
For achieving the above object, the utility model adopts following technical proposals:
A kind of air and waste gas sampling pipe, it comprises pipe in liquid storage outer tube and air inlet, and liquid storage outer tube upper portion side wall is integrally formed with escape pipe;
In described air inlet, pipe comprises pipe lid and draft tube, the outer tube wall threaded engagement of pipe lid and liquid storage outer tube end, prevent absorbing liquid from loosely revealing because both are fixing, pipe covers to wear and is fixed with draft tube, draft tube one end is placed in liquid storage outer tube, the other end exposes to outside pipe lid, and the draft tube lower section be placed in liquid storage outer tube is upper coarse and lower fine funnel-shaped structure, is convenient to the assembling with pipe lid;
Described liquid storage outer tube is all teflon or tygon with the material of the escape pipe that one is connected, decrease the interference of device to test result, in described air inlet, the draft tube material of pipe is tygon, and in described air inlet, the pipe lid material of pipe is teflon or tygon;
Leak outside draft tube end outside pipe lid and escape pipe end is screwed with pipe cap respectively.
The material of described pipe cap is teflon, polypropylene or tygon.
Described pipe cap is connected with flexible joint, and the end of this flexible joint is provided with U-shaped Access Division, and U-shaped Access Division is connected in draft tube respectively and on escape pipe, loses after preventing pipe cap and draft tube or escape pipe from outwarding winding.
Described pipe lid comprises the female lid of band, this lid center of top is to the tubular body having hollow, draft tube is sheathed in tubular body, draft tube is passed and is placed in liquid storage outer tube, the lid of the tubular body outer rim of hollow is bent with cyclic reinforcing rib, lid middle is gained in strength and acts on and elastically deformable effect is play to the tubular body of hollow, lid top is near sidewall locations, be equipped with ring-type limiting section downwards, ring-type limiting section is located at by packing washer, in the annular recess that pipe lid inner roof wall and pipe lid madial wall are formed, the position of restriction liquid storage outer tube, and accommodating packing washer.
Described draft tube exposes in the end sidewalls outside pipe lid He in escape pipe end sidewalls and is respectively equipped with bulge loop, to increase the steadiness be connected with sampling pump further, reduces the possibility of connecting pipe self falling.
Packing washer is respectively arranged with in described pipe lid and pipe cap.
The material of described packing washer is teflon or fluororubber.
The beneficial effects of the utility model are as follows:
The utility model pipe close and cross mouth sealing firmly, can not leak when transporting absorbing liquid for air intake opening and gas outlet, and reduce the trouble of cleaning, device can not react with absorbing liquid, decreases the interference of device to gas test result.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.
Fig. 1 illustrates the utility model one-piece construction schematic diagram;
Fig. 2 illustrates the structure for amplifying schematic diagram that the utility model pipe cap and escape pipe are fixed;
Fig. 3 illustrates that Fig. 2 is along the outside structure for amplifying schematic diagram of the pipe cap after pipe cap axial-rotation 90 °;
Fig. 4 illustrates pipe lid broken section structural representation of the present utility model.
Embodiment
In order to be illustrated more clearly in the utility model, below in conjunction with preferred embodiments and drawings, the utility model is described further.Parts similar in accompanying drawing represent with identical Reference numeral.It will be appreciated by those skilled in the art that specifically described content is illustrative and nonrestrictive below, protection domain of the present utility model should do not limited with this.
Embodiment 1
Shown in Fig. 1-Fig. 3, a kind of air and waste gas sampling pipe, it comprises pipe 2 in liquid storage outer tube 1 and air inlet, and liquid storage outer tube 1 upper portion side wall is integrally formed with escape pipe 11;
In described air inlet, pipe 2 comprises pipe lid 21 and draft tube 22, the outer tube wall threaded engagement of pipe lid 21 and liquid storage outer tube 1 end, pipe lid 21 wears and is fixed with draft tube 22, draft tube 22 one end is placed in liquid storage outer tube 1, the other end exposes to outside pipe lid 21, and draft tube 22 lower section be placed in liquid storage outer tube 1 is upper coarse and lower fine funnel-shaped structure;
Described liquid storage outer tube 1 is all teflon with the material of the escape pipe 11 that one is connected, and in described air inlet, draft tube 22 material of pipe 2 is tygon, and in described air inlet, pipe lid 21 material of pipe 2 is teflon;
Leak outside draft tube 22 end outside pipe lid 21 and escape pipe 11 end is screwed with pipe cap 3 respectively.
The material of described pipe cap 3 is teflon.
Described pipe cap 3 is connected with flexible joint 31, and the end of this flexible joint 31 is provided with U-shaped Access Division 32, and U-shaped Access Division 32 to be connected in draft tube on 22 and escape pipe 11 respectively.
Described draft tube 22 exposes in the end sidewalls outside pipe lid 21 He in escape pipe 11 end sidewalls and is respectively equipped with bulge loop 4.
Packing washer 5 is respectively arranged with in described pipe lid 21 and pipe cap 3.
The material of described packing washer 5 is teflon.
Embodiment 2
Shown in Figure 4, a kind of air and waste gas sampling pipe, its difference from Example 1 is, described liquid storage outer tube 1 is all tygon with the material of the escape pipe 11 that one is connected, and in described air inlet, pipe lid 21 material of pipe 2 is tygon;
The material of described pipe cap 3 is tygon.
Described pipe lid 21 comprises the lid with internal thread 211, this lid center of top is to the tubular body 212 having hollow, draft tube 22 is sheathed in tubular body 212, the lid of tubular body 212 outer rim of hollow is bent with cyclic reinforcing rib 213, lid top is near sidewall locations, be equipped with ring-type limiting section 214 downwards, packing washer 5 is located in the annular recess of ring-type limiting section 214, pipe lid 21 inner roof wall and pipe lid 21 madial wall formation.
The material of described packing washer 5 is fluororubber.
Obviously; above-described embodiment of the present utility model is only for the utility model example is clearly described; and be not the restriction to embodiment of the present utility model; for those of ordinary skill in the field; can also make other changes in different forms on the basis of the above description; here cannot give exhaustive to all embodiments, every belong to the technical solution of the utility model the apparent change of extending out or variation be still in the row of protection domain of the present utility model.
Claims (7)
1. an air and waste gas sampling pipe, it comprises pipe (2) in liquid storage outer tube (1) and air inlet, and liquid storage outer tube (1) upper portion side wall is integrally formed with escape pipe (11); It is characterized in that:
In described air inlet, pipe (2) comprises pipe lid (21) and draft tube (22), the outer tube wall threaded engagement of pipe lid (21) and liquid storage outer tube (1) end, pipe lid (21) wears and is fixed with draft tube (22), draft tube (22) one end is placed in liquid storage outer tube (1), the other end exposes to pipe lid (21) outward, and draft tube (22) lower section be placed in liquid storage outer tube (1) is upper coarse and lower fine funnel-shaped structure;
Described liquid storage outer tube (1) is all teflon or tygon with the material of the escape pipe (11) that one is connected, in described air inlet, draft tube (22) material of pipe (2) is tygon, and in described air inlet, pipe lid (21) material of pipe (2) is teflon or tygon;
Leak outside in Guan Gai (21) draft tube outward (22) end and escape pipe (11) end and be screwed with pipe cap (3) respectively.
2. a kind of air and waste gas sampling pipe according to claim 1, is characterized in that: the material of described pipe cap (3) is teflon, polypropylene or tygon.
3. a kind of air and waste gas sampling pipe according to claim 1, it is characterized in that: described pipe cap (3) is connected with flexible joint (31), the end of this flexible joint (31) is provided with U-shaped Access Division (32), and U-shaped Access Division (32) to be connected in draft tube on (22) and escape pipe (11) respectively.
4. a kind of air and waste gas sampling pipe according to claim 1, it is characterized in that: described pipe lid (21) comprises the lid with internal thread (211), this lid center of top is to the tubular body (212) having hollow, draft tube (22) is sheathed in tubular body (212), the lid of tubular body (212) outer rim of hollow is bent with cyclic reinforcing rib (213), lid top is near sidewall locations, be equipped with ring-type limiting section (214) downwards, ring-type limiting section (214) is located at by packing washer (5), in the annular recess that pipe lid (21) inner roof wall and Guan Gai (21) madial wall are formed.
5. a kind of air and waste gas sampling pipe according to claim 1, is characterized in that: described draft tube (22) exposes in pipe lid (21) end sidewalls outward He in escape pipe (11) end sidewalls and is respectively equipped with bulge loop (4).
6. a kind of air and waste gas sampling pipe according to claim 4 or 5, is characterized in that: be respectively arranged with packing washer (5) in described pipe lid (21) and pipe cap (3).
7. a kind of air and waste gas sampling pipe according to claim 6, is characterized in that: the material of described packing washer (5) is teflon or fluororubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420605353.XU CN204101340U (en) | 2014-10-20 | 2014-10-20 | A kind of air and waste gas sampling pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420605353.XU CN204101340U (en) | 2014-10-20 | 2014-10-20 | A kind of air and waste gas sampling pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204101340U true CN204101340U (en) | 2015-01-14 |
Family
ID=52269759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420605353.XU Expired - Fee Related CN204101340U (en) | 2014-10-20 | 2014-10-20 | A kind of air and waste gas sampling pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204101340U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106596199A (en) * | 2016-12-22 | 2017-04-26 | 江苏国泰环境监测有限公司常熟分公司 | Simple air sampling device |
-
2014
- 2014-10-20 CN CN201420605353.XU patent/CN204101340U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106596199A (en) * | 2016-12-22 | 2017-04-26 | 江苏国泰环境监测有限公司常熟分公司 | Simple air sampling device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150114 Termination date: 20151020 |
|
| EXPY | Termination of patent right or utility model |