CN203502370U - Hollow glass dew-point meter - Google Patents
Hollow glass dew-point meter Download PDFInfo
- Publication number
- CN203502370U CN203502370U CN201320504395.XU CN201320504395U CN203502370U CN 203502370 U CN203502370 U CN 203502370U CN 201320504395 U CN201320504395 U CN 201320504395U CN 203502370 U CN203502370 U CN 203502370U
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- glass
- dew
- measuring tube
- hollow
- refrigeration groove
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Abstract
The utility model relates to the technical field of detection of hollow glass and in particular relates to a hollow glass dew-point meter. The hollow glass dew-point meter comprises a measuring tube of which two ends are open, a temperature sensing device, and a cooling tank spliced with one end of the measuring tube, wherein the cooling tank and the measuring tube are connected to form a containing space for containing a cooling fluid; a probe of the temperature sensing device stretches into the cooling fluid; the cooling tank comprises at least one condensing mirror surface; and one condensing mirror surface is perpendicular to a liquid level of the cooling liquid. Compared with the prior art, the hollow glass dew-point meter has the advantages that when ultra-large or super-thick hollow glass is subjected to a dew-point test, the condensing mirror surface of the dew-point meter is pressed against the glass only, the operation can be finished, the glass does not need to be horizontal, the time, space and labor of flatwise placing the glass are effectively saved, and hollow glass on a glass curtain wall can be directly subjected to dew-point detection.
Description
Technical field
The utility model relates to the detection technique field of double glazing, relates in particular to a kind of hollow-glass dew-point instrument.
Background technology
Traditional hollow-glass dew-point instrument comprises the straight tube shape measuring tube of both ends open, the refrigeration groove that is plugged on measuring tube one end and temperature sensing device, refrigeration groove bottom is condensation minute surface, during use, make condensation minute surface and double glazing laminating, in described refrigeration groove, add refrigerating fluid, make its temperature be cooled to subzero 40 ℃, refrigeration groove makes with the part of its laminating cooling by condensation minute surface, after reaching uniform temperature, double glazing internal steam is in cold spot position dewfall, the temperature of this moment refrigerating fluid is dew point, determines the dew point of double glazing by temperature sensing device.When double glazing is carried out to dew-point test, double glazing need to be kept flat and measures, cause like this some large specifications or super heavy sheet glass when carrying out dew point experiment, because of its area and quality large, not only want wasting space flat glass, and need many people to operate, waste of manpower and easily produce safety problem, especially may in the process of moving, to glass, bring damage, affect production efficiency.
Utility model content
For above-mentioned the deficiencies in the prior art, the purpose of this utility model has been to provide a kind of hollow-glass dew-point instrument that can directly carry out dew point detection to the double glazing being vertically placed on glass frame.
To achieve these goals, the technical solution of the utility model is as follows:
A kind of Novel hollow glass dew point hygrometer, comprise measuring tube, the temperature sensing device of both ends open and the refrigeration groove of pegging graft with measuring tube one end, described refrigeration groove and described measuring tube are connected to form for holding the accommodation space of refrigerating fluid, the probe of described temperature sensing device stretches into described refrigerating fluid, described refrigeration groove comprises at least one condensation minute surface, and wherein described in one, condensation minute surface is vertical with the liquid level of described refrigerating fluid.
Preferably, wherein described in one, condensation minute surface is formed by the bottom of described refrigeration groove, and described measuring tube connects one end bending of described refrigeration groove, the preferred L-type measuring tube of described measuring tube.
Preferably, the sidepiece of described refrigeration groove protrudes and forms wherein condensation minute surface described in.
Preferably, described measuring tube is cylindrical shape or square-tube-shaped, and adopting quartz glass makes, and quartz glass is low temperature resistant, easy cleaning, and sharpness is high; Also can adopt PVC plastics to obtain, its light weight and price are cheap.
Preferably, described refrigeration groove is metallic channel, and its thermal conductivity is good, is easy to conduct heat, and is preferably copper groove.
Preferably, described refrigerating fluid is a kind of in the potpourri of liquid nitrogen, dry ice or ethanol and dry ice, and wherein in the potpourri of ethanol and dry ice, ethanol content is 30%～60%.
In the utility model than prior art, original condensation minute surface is changed into vertical with condensation liquid level, like this when super large or super thick double glazing are carried out to dew-point test, as long as the condensation minute surface of dew point hygrometer is leaned against on glass, just can complete operation, without glass is kept flat; This dew point hygrometer at the trial, can be to the glass direct control on glass frame, effectively save time, space and manpower that glass is kept flat, and can realize the double glazing on glass curtain wall is directly carried out to dew point detection, the more important thing is the production testing efficiency that has improved double glazing.
Accompanying drawing explanation
The schematic diagram of Fig. 1, the utility model embodiment 1;
Fig. 2, the utility model embodiment 1 are along the diagrammatic cross-section of A-A line;
The schematic diagram of Fig. 3, the utility model embodiment 2;
Fig. 4, the utility model embodiment 2 are along the diagrammatic cross-section of B-B line.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.
See Fig. 1 and 2, a kind of hollow-glass dew-point instrument, the L-type measuring tube 1 and the refrigeration groove 2 and the temperature sensing device 3 that are plugged on measuring tube 1 one end openings that comprise both ends open, refrigeration groove 2 and measuring tube 1 are connected to form for holding the accommodation space of refrigerating fluid 4, the probe 3a of temperature sensing device 3 stretches into refrigerating fluid 4, refrigeration groove 2 bottom outer surfaces form condensation minute surface 2a, and condensation minute surface 2a is vertical with the liquid level of refrigerating fluid 4.Wherein, measuring tube 1 also can be set to the form that other has certain bending angle, can make by adopting quartz glass, the measuring tube 1 that quartz glass makes is low temperature resistant, easy cleaning, and sharpness is high, when temperature sensing device 3 is observed, the form of measuring tube 1 is good, reduces measuring error, also can adopt PVC plastics to obtain, the cheap and light weight of its price; Refrigeration groove 2 is generally selected the good metallic channel of thermal conductivity, preferably copper groove, and the heat conduction of copper groove is fast, is affected by the external environment less; Refrigerating fluid 4 can be a kind of in the potpourri of liquid nitrogen or dry ice or ethanol and dry ice, and wherein in the potpourri of ethanol and dry ice, ethanol content is 30%～60%, can estimate the dewpoint temperature of double glazing and take preferred refrigerating fluid.
Than existing straight type hollow-glass dew-point instrument, the measuring tube 1 of the present embodiment hollow-glass dew-point instrument is L-type, the liquid level of the refrigerating fluid 4 in refrigeration groove 2 is surface level, the condensation minute surface 2a of refrigeration groove 2 bottoms is vertical with the liquid level of refrigerating fluid 4, when vertical double glazing is measured, only condensation minute surface 2a need be leaned against to double glazing surface, inject refrigerating fluid 4, the temperature of corresponding temperature sensing device 3 when dew point appears in observation double glazing, obtain measurement result, do not need the double glazing of setting to keep flat, saved the time that glass is kept flat, space and manpower, and can realize the double glazing on glass curtain wall is directly carried out to dew point detection, the more important thing is the production testing efficiency that has improved double glazing.
See Fig. 3 and 4, than embodiment 1, the present embodiment difference is, a kind of hollow-glass dew-point instrument comprises the straight type measuring tube 1 of both ends open and is plugged on refrigeration groove 2 and the temperature sensing device 3 of measuring tube 1 one end, refrigeration groove 2 and measuring tube 1 are connected to form for holding the accommodation space of refrigerating fluid 4, and the probe 3a of temperature sensing device 3 stretches into refrigerating fluid 4, and refrigeration groove 2 comprises a plurality of planes, one of them plane is condensation minute surface 2a, and condensation minute surface 2a is vertical with the liquid level of refrigerating fluid 4.Refrigeration groove 2 can be set to L-type, its sidepiece protrudes and forms condensation minute surface 2a, refrigeration groove 2 bottoms also can also be set to condensation minute surface 2b simultaneously, refrigeration groove 2 has two detection faces like this, both can carry out dew point detection to the double glazing being erected on glass frame, also can carry out dew point detection to the glass keeping flat, between refrigeration groove 2 and measuring tube 1, form certain bending angle, this angulation is 90 ° in the present embodiment, and measuring tube 1 can be cylinder type pipe, also can be set to square straight type pipe.It is identical with embodiment 1 with detection method that it detects principle.
Above-described embodiment, it is preferred embodiment of the present utility model, not be used for limiting the utility model practical range, the equivalence of being done with structure, feature and principle described in the utility model claim therefore all changes or modifies, within all should being included in the utility model claim scope.
Claims (9)
1. a hollow-glass dew-point instrument, comprise measuring tube, the temperature sensing device of both ends open and the refrigeration groove of pegging graft with described measuring tube one end, described refrigeration groove and described measuring tube are connected to form for holding the accommodation space of refrigerating fluid, the probe of described temperature sensing device stretches into described refrigerating fluid, it is characterized in that: described refrigeration groove comprises at least one condensation minute surface, and wherein described in one, condensation minute surface is vertical with the liquid level of described refrigerating fluid.
2. hollow-glass dew-point instrument according to claim 1, is characterized in that: wherein described in one, condensation minute surface is formed by the bottom of described refrigeration groove.
3. hollow-glass dew-point instrument according to claim 2, is characterized in that: described measuring tube connects one end bending of described refrigeration groove.
4. hollow-glass dew-point instrument according to claim 2, is characterized in that: described measuring tube is L-type measuring tube.
5. hollow-glass dew-point instrument according to claim 1, is characterized in that: the sidepiece of described refrigeration groove protrudes and forms wherein condensation minute surface described in.
6. hollow-glass dew-point instrument according to claim 1, is characterized in that: described measuring tube is cylindrical shape or square-tube-shaped.
7. hollow-glass dew-point instrument according to claim 1, is characterized in that: described refrigeration groove is metallic channel.
8. hollow-glass dew-point instrument according to claim 1, is characterized in that: described refrigeration groove is copper groove.
9. hollow-glass dew-point instrument according to claim 1, is characterized in that: described refrigerating fluid is liquid nitrogen or dry ice.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320504395.XU CN203502370U (en) | 2013-08-16 | 2013-08-16 | Hollow glass dew-point meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320504395.XU CN203502370U (en) | 2013-08-16 | 2013-08-16 | Hollow glass dew-point meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203502370U true CN203502370U (en) | 2014-03-26 |
Family
ID=50333340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320504395.XU Expired - Fee Related CN203502370U (en) | 2013-08-16 | 2013-08-16 | Hollow glass dew-point meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203502370U (en) |
-
2013
- 2013-08-16 CN CN201320504395.XU patent/CN203502370U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140326 Termination date: 20210816 |
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| CF01 | Termination of patent right due to non-payment of annual fee |