CN203908823U - Gathering device - Google Patents
Gathering device Download PDFInfo
- Publication number
- CN203908823U CN203908823U CN201420269018.7U CN201420269018U CN203908823U CN 203908823 U CN203908823 U CN 203908823U CN 201420269018 U CN201420269018 U CN 201420269018U CN 203908823 U CN203908823 U CN 203908823U
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- Prior art keywords
- kapillary
- round platform
- gland
- muff
- capturing device
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Abstract
The utility model relates to a gathering device, particularly to a component for an atmosphere volatile organic compound detector, which includes a main body with a round platform, wherein a plurality of spiral grooves are formed in the outer wall of the round platform in the circumferential direction; a capillary tube is wound on the spiral grooves; a positive pole plate and a negative pole plate are arranged on the round platform; the positive pole plate is contacted with the air inlet end of the capillary tube, and the negative pole plate is contacted with the air outlet end of the capillary tube. Therefore, the utility model has the following advantages: (1), the size is small, and the weight is light; (2), the heat loss is little, and the refrigerating efficiency is high; (3), the energy consumption is low; (4), temperature control can be slightly adjusted as required; (5), expensive and complicated later maintenance is not needed.
Description
Technical field
The utility model relates to a kind of capturing device, especially relates to a kind of assembly for atmospheric volatile organic compounds detector.
Background technology
In atmosphere, the trapping technique of volatile organic matter has the trapping of adsorption tube room temperature, the trapping of adsorption tube electronic cooling, the trapping of adsorption tube liquid nitrogen (liquid oxygen) refrigeration at present.The effect of electronic cooling is limited, is generally-40 DEG C of left and right; Although liquid nitrogen refrigerating effect is good, refrigeration system more complicated and be subject to the restriction of liquid nitrogen;
In the patent ZL201120347390.1 of Li Hongjie etc., the capturing device for atmospheric volatile organic compounds was described, adopt superposition type compressor refrigeration system, it has avoided the application limitation and the running cost that bring with liquid nitrogen refrigerating to cross high defect, is convenient to promote the use of.
Folding type cooling system has the following advantages: 1) the cylinder ratio Two-stage Compression low temperature Partial shrinkage machine volume of cylinder of cryogenic system compressor is much smaller.This weight, size to minimizing complete machine is favourable.2) keep normal pressure in system, air is difficult for the system of bleeding, and makes stable and safety.3) cascade refrigeration machine not only can combine with different cold-producing mediums, and available different refrigeration modes is combined.
The shortcoming of folding type cooling system is that the equipment such as condenser/evaporator, expansion vessel and polynary cold-producing medium improve the complicacy of system.Exist because evaporative condenser has heat transfer temperature difference, in the time that heat transfer temperature difference is excessive, the merit that can make folding type cooling system consume is larger than the system of stage compression unitary system cryogen simultaneously.
Folding type cooling system is applied to volatile organic matter in trapping atmosphere, need to reaches the refrigeration of-150 DEG C, this refrigeration system has the following disadvantages in During Process of Long-term Operation: 1) volume heaviness, and power is large; 2) be down to-150 DEG C of required times from room temperature long; 3) heat shedding to surrounding air is large; 4) interpolation cold-producing medium is loaded down with trivial details; 4) cryogenic temperature of folding type cooling system can only regulate among a small circle.Therefore, need to research and develop the capturing device that a kind of energy consumption is low, refrigerating efficiency is higher.
Utility model content
Above-mentioned technical matters of the present utility model is mainly solved by following technical proposals:
A kind of capturing device, is characterized in that, comprise a main body that is provided with round platform, described round platform outer wall is circumferentially with some helicla flutes, on described helicla flute, is wound with kapillary, and round platform is provided with anodal and two electrode slices of negative pole; Described anode electrode sheet contacts with inlet end capillaceous, and described negative electricity pole piece contacts with outlet side capillaceous.
At above-mentioned capturing device, the round platform below of described main body is provided with a ring flange; Ring flange below is provided with a sleeve pipe on the refrigeration head that is enclosed within refrigeration machine, and described sleeve bottom outer wall is circumferentially with a wedge shape snap ring, and locking cap is enclosed within sleeve outer wall is fastened on refrigeration head sleeve pipe.
At above-mentioned capturing device, described round platform upper surface is provided with a gland, anode electrode sheet and negative electricity pole piece symmetry are vertically fixed on gland outer wall, and the bottom of anode electrode sheet and negative electricity pole piece is provided with an arc groove passing through for kapillary, and the inwall of arc groove contacts with kapillary; Anode electrode sheet and negative electricity pole piece upper end are respectively equipped with a junction block for securing electric lines positive terminal and negative pole end; Described gland center and round platform center are equipped with screw hole, and the screw hole that gland passes gland and round platform by screw is fastened on gland on round platform.
At above-mentioned capturing device, described round platform outer wall also comprises that one is enclosed within on round platform for the protection of guard ring capillaceous, and above-mentioned gland cross section is U-shaped, is enclosed within and on round platform, guard ring is fastened on to round platform outer wall.
At above-mentioned capturing device, described guard ring outer wall is provided with a mounting hole, and temp probe stretches in mounting hole and contacts with kapillary, and described gland is provided with a probe fixed orifice, and probe set screw is fixed on temp probe on guard ring through probe fixed orifice.
At above-mentioned capturing device, also comprise a heat insulation module, kapillary, electrode slice, guard ring and gland are enclosed in the cavity of heat insulation module.
At above-mentioned capturing device, described heat insulation module comprises an insulation cover and a muff, the cross section of described insulation cover and a muff is all U-shapeds, fasten up and down and form a rectangle heat insulation module with cavity, described muff bottom is provided with a mounting hole, and the aperture of described mounting hole is greater than casing diameter and is less than ring flange external diameter; Muff bottom is screwed on ring flange; Insulation cover is buckled on muff also fastening.
At above-mentioned capturing device, the corresponding Capillary restrictor end of described muff and kapillary outlet side place are equipped with groove, and stretch out outside muff by the groove of muff respectively Capillary restrictor end and kapillary outlet side; Described guard ring and ring flange upper surface are also provided with an annular insulating mat, and the external diameter of described insulating mat is less than the external diameter of ring flange.
Therefore, the utlity model has following advantage: 1) volume is little, lightweight; 2) heat loss amount is little, and refrigerating efficiency is high; 3) energy consumption is low; 4) can fine regulate as required temperature control; 5) without carrying out expensive and loaded down with trivial details later maintenance.
Brief description of the drawings
Accompanying drawing 1 is main TV structure schematic diagram of the present utility model.
Accompanying drawing 2 is a kind of perspective view of the present utility model.
Accompanying drawing 3 is that a kind of perspective view of the present utility model is removed heat insulation module.
Accompanying drawing 4 is perspective view of a kind of main body in the utility model.
Accompanying drawing 5 is that in the utility model, a kind of perspective view of main body comprises kapillary and temp probe.
Embodiment
By embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.In figure, round platform 1, main body 2, helicla flute 3, kapillary 4, anode electrode sheet 5, negative electricity pole piece 6, Capillary restrictor end 7, kapillary outlet side 8, ring flange 9, sleeve pipe 10, wedge shape snap ring 11, locking cap 12, gland 13, junction block 14, guard ring 15, mounting hole 16, temp probe 17, probe fixed orifice 18, probe set screw 19, insulation cover 20, muff 21, insulating mat 22.
Embodiment:
First, introduce structure of the present utility model:
The utility model comprises a main body 2 that is provided with round platform 1, and round platform 1 outer wall is circumferentially with helicla flute 3, is wound with kapillary 4 on helicla flute 3, and round platform 1 is provided with two electrode slices, is respectively anode electrode sheet 5 and negative electricity pole piece 6; Anode electrode sheet 5 contacts with the Capillary restrictor end 7 of kapillary 4, and negative electricity pole piece 6 contacts with the kapillary outlet side 8 of kapillary 4.
Round platform 1 below of main body 2 is provided with a ring flange 9; Ring flange 9 belows are provided with a sleeve pipe 10 on the refrigeration head that is enclosed within refrigeration machine, and sleeve pipe 10 bottom outer wall are circumferentially with a wedge shape snap ring 11, and locking cap 12 is enclosed within sleeve pipe 10 outer walls is fastened on refrigeration head sleeve pipe 10.
Round platform 1 upper surface is provided with a gland 13, anode electrode sheet 5 and negative electricity pole piece 6 symmetries are vertically fixed on gland 13 outer walls, the bottom of anode electrode sheet 5 and negative electricity pole piece 6 is provided with an arc groove passing through for kapillary 4, and the inwall of arc groove contacts with kapillary 4; Anode electrode sheet 5 and negative electricity pole piece 6 upper ends are respectively equipped with a junction block 14 for securing electric lines positive terminal and negative pole end; Gland 13 centers and round platform 1 center are equipped with screw hole, and the screw hole that gland 13 passes gland 13 and round platform 1 by screw is fastened on gland 13 on round platform 1.
Round platform 1 outer wall also comprises that is enclosed within the guard ring 15 for the protection of kapillary 4 on round platform 1, and gland 13 cross sections are U-shaped, is enclosed within and on round platform 1, guard ring 15 is fastened on to round platform 1 outer wall.
Guard ring 15 outer walls are provided with a mounting hole 16, and temp probe 17 stretches in mounting hole 16 and contacts with kapillary 4, and gland 13 is provided with a probe fixed orifice 18, and probe set screw 19 is fixed on temp probe 17 on guard ring 15 through probe fixed orifice 18.
The utility model also comprises a heat insulation module, and kapillary 4, electrode slice, guard ring 15 and gland 13 are enclosed in the cavity of heat insulation module.Heat insulation module comprises an insulation cover 20 and a muff 21, the cross section of insulation cover 20 and a muff 21 is all U-shapeds, fasten up and down and form a rectangle heat insulation module with cavity, muff 21 bottoms are provided with a mounting hole, and the aperture of mounting hole is greater than sleeve pipe 10 diameters and is less than ring flange 9 external diameters; Muff 21 bottoms are screwed on ring flange 9; Insulation cover 21 is buckled on muff 20 also fastening.The corresponding Capillary restrictor end 7 of muff 21 and 8 places, kapillary outlet side are equipped with groove, and stretch out outside muff 21 by the groove of muff 21 respectively Capillary restrictor end 7 and kapillary outlet side 8; Guard ring 15 and ring flange 9 upper surfaces are also provided with an annular insulating mat 22, and the external diameter of insulating mat 22 is less than the external diameter of ring flange 9.
Working method of the present utility model is as follows:
The utility model is mainly the trapping assembly that is applied to volatile organic matter in atmospheric volatile organic compounds detector, first sleeve pipe 10 is enclosed within on the refrigeration head of refrigeration machine, and fixing by locking cap 12, the both positive and negative polarity of heating source is installed on junction block 14, when work by refrigeration head to kapillary refrigeration, by volatile organic matter condensing trapping in kapillary.
Subsequently, stop refrigeration, connect heating source, kapillary Fast Heating, volatile organic matter are desorbed, under carrier gas purges, enter analytic system analysis.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendments or supplements or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although more used the terms such as round platform 1, main body 2, helicla flute 3, kapillary 4, anode electrode sheet 5, negative electricity pole piece 6, Capillary restrictor end 7, kapillary outlet side 8, ring flange 9, sleeve pipe 10, wedge shape snap ring 11, locking cap 12, gland 13, junction block 14, guard ring 15, mounting hole 16, temp probe 17, probe fixed orifice 18, probe set screw 19, insulation cover 20, muff 21, insulating mat 22 herein, do not got rid of the possibility that uses other term.Use these terms to be only used to describe more easily and explain essence of the present utility model; They are construed to any additional restriction is all contrary with the utility model spirit.
Claims (8)
1. a capturing device, it is characterized in that, comprise a main body (2) that is provided with round platform (1), described round platform (1) outer wall is circumferentially with helicla flute (3), on described helicla flute (3), be wound with kapillary (4), round platform (1) is provided with two electrode slices, is respectively anode electrode sheet (5) and negative electricity pole piece (6); Described anode electrode sheet (5) contacts with the Capillary restrictor end (7) of kapillary (4), and described negative electricity pole piece (6) contacts with the kapillary outlet side (8) of kapillary (4).
2. a kind of capturing device according to claim 1, is characterized in that, round platform (1) below of described main body (2) is provided with a ring flange (9); Ring flange (9) below is provided with a sleeve pipe (10) on the refrigeration head that is enclosed within refrigeration machine, described sleeve pipe (10) bottom outer wall is circumferentially with a wedge shape snap ring (11), and locking cap (12) is enclosed within sleeve pipe (10) outer wall is fastened on refrigeration head sleeve pipe (10).
3. a kind of capturing device according to claim 2; it is characterized in that; described round platform (1) upper surface is provided with a gland (13); described round platform (1) outer wall also comprises that is enclosed within the upper guard ring (15) for the protection of kapillary (4) of round platform (1); above-mentioned gland (13) cross section is U-shaped, is enclosed within round platform (1) and above guard ring (15) is fastened on to round platform (1) outer wall.
4. a kind of capturing device according to claim 2, is characterized in that, anode electrode sheet (5) and negative electricity pole piece (6) are Z-shaped; Anode electrode sheet (5) one end be provided with one for the arc groove that passes through of kapillary (4) and push down fixingly by guard ring (15), the inwall of anode electrode sheet (5) arc groove contacts with the Capillary restrictor end (7) of kapillary (4); ; Negative electricity pole piece (6) one end be provided with one and combine and push down fixingly for the arc groove that passes through of kapillary (4) and by gland (13) and guard ring (15), the inwall of negative electricity pole piece (6) arc groove contacts with the kapillary outlet side (8) of kapillary (4); Described anode electrode sheet (5) and negative electricity pole piece (6) other end are respectively equipped with a junction block for securing electric lines positive terminal and negative pole end (14); Described gland (13) center and round platform (1) center are equipped with screw hole, and the screw hole that gland (13) passes gland (13) and round platform (1) by screw is fastened on gland (13) on round platform (1).
5. a kind of capturing device according to claim 4, it is characterized in that, described guard ring (15) outer wall is provided with a mounting hole (16), temp probe (17) stretches in mounting hole (16) and contacts with kapillary (4), described gland (13) is provided with a probe fixed orifice (18), and probe set screw (19) is fixed on temp probe (17) on guard ring (15) through probe fixed orifice (18).
6. a kind of capturing device according to claim 4, is characterized in that, also comprises a heat insulation module, and kapillary (4), electrode slice, guard ring (15) and gland (13) are enclosed in the cavity of heat insulation module.
7. a kind of capturing device according to claim 3, it is characterized in that, described heat insulation module comprises an insulation cover (20) and a muff (21), the cross section of described insulation cover (20) and a muff (21) is all U-shapeds, fasten up and down and form a rectangle heat insulation module with cavity, described muff (21) bottom is provided with a mounting hole, and the aperture of described mounting hole is greater than sleeve pipe (10) diameter and is less than ring flange (9) external diameter; Muff (21) bottom is screwed on ring flange (9); It is upper and fastening that insulation cover (21) is buckled in muff (20).
8. a kind of capturing device according to claim 7, it is characterized in that, groove is located to be equipped with in the corresponding Capillary restrictor end of described muff (21) (7) and kapillary outlet side (8), and stretch out outside muff (21) by the groove of muff (21) respectively Capillary restrictor end (7) and kapillary outlet side (8); Described guard ring (15) and ring flange (9) upper surface are also provided with an annular insulating mat (22), and the external diameter of described insulating mat (22) is less than the external diameter of ring flange (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420269018.7U CN203908823U (en) | 2014-05-23 | 2014-05-23 | Gathering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420269018.7U CN203908823U (en) | 2014-05-23 | 2014-05-23 | Gathering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203908823U true CN203908823U (en) | 2014-10-29 |
Family
ID=51783086
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420269018.7U Withdrawn - After Issue CN203908823U (en) | 2014-05-23 | 2014-05-23 | Gathering device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203908823U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103969090A (en) * | 2014-05-23 | 2014-08-06 | 武汉市天虹仪表有限责任公司 | Trapping device |
-
2014
- 2014-05-23 CN CN201420269018.7U patent/CN203908823U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103969090A (en) * | 2014-05-23 | 2014-08-06 | 武汉市天虹仪表有限责任公司 | Trapping device |
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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 |
Granted publication date: 20141029 Effective date of abandoning: 20160706 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |