CN206192567U - Device based on static method survey solid and liquid material vapour pressure - Google Patents
Device based on static method survey solid and liquid material vapour pressure Download PDFInfo
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- CN206192567U CN206192567U CN201621241790.3U CN201621241790U CN206192567U CN 206192567 U CN206192567 U CN 206192567U CN 201621241790 U CN201621241790 U CN 201621241790U CN 206192567 U CN206192567 U CN 206192567U
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- water bath
- static method
- vapour pressure
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Abstract
The utility model discloses a device based on static method survey solid and liquid material vapour pressure belongs to the test device field, provides an integrated equipment who is directed against based on static method survey solid and liquid material vapour pressure, including the mounting bracket, be provided with atmospheric pressure survey unit, water bath with thermostatic control unit on the mounting bracket, take out vacuum unit and mount. The device, survey atmospheric pressure unit, water bath with thermostatic control unit, take out vacuum unit and mount collection in an organic whole, consequently when carrying out the test determination, only need carry out corresponding connection through the pipeline can, very big simplification the work load the during test determination. And owing to adopted unitized device, consequently can eliminate the different measurement personnel's of laboratory control error effectively, and then promote the accuracy of result, guarantee the reliability of standard detecting result.
Description
Technical field
The utility model is related to experimental rig field, and in particular to one kind determines solid based on static method and liquid substance steams
The device of vapour pressure.
Background technology
Under certain external condition, the liquid molecule in liquid can be evaporated to gaseous molecular, while gaseous molecular can also clash into
Liquid level returns liquid.This is two phase changes that one-component system occurs, after certain hour, you can reach balance.During balance, gaseous state
Molecule content reaches maximum, and these gaseous moleculars clash into the pressure that liquid can be generated, abbreviation vapour pressure.
In national standard《Measure of the vapour pressure of industrial chemical solid and liquid in the range of 10Pa to 100000Pa is quiet
State method》(GB/T 22228-2008) (hereinafter referred to as《Standard》) in be related to a kind of vapour-pressure test method, but at this《Standard》
In only provide a kind of vaporometer (as shown in Figure 3) and specific assay method, and it is also needed to when being measured
The multiple servicing unit such as corresponding vavuum pump, precision manometer, constant water bath box is used, during being actually measured often
Need to carry out assembling to each servicing unit to build, and the process for building these servicing units is often comparatively laborious.Further, since
There is not set of experimental rig also at present now, therefore the various auxiliary that different operating personnel are used when experiment is measured are filled
Putting and also likely to be present larger difference, therefore be easily caused measurement result has larger deviation, and experiment reappearance can be affected.
Utility model content
The purpose of this utility model is to provide a kind of for based on static method measure solid and liquid substance vapour pressure
Complexes, can eliminate the test error of different experiments room testing staff, lift the accuracy of result, it is ensured that standard detection knot
The reliability of fruit.
To achieve the above object, the utility model is provided and a kind of determines solid and liquid substance vapour pressure based on static method
Device, including mounting bracket, are provided with air pressure determination unit, water bath with thermostatic control unit, vacuum unit and fixed mount on mounting bracket；
The air pressure determination unit includes that barometer and air pressure determine connectivity port；The water bath with thermostatic control unit includes constant water bath box；
The vacuum unit includes vavuum pump and vacuumizes connectivity port；The fixed mount is corresponding with water bath with thermostatic control unit, in fixation
Clamping device is provided with frame.
It is further：The water bath with thermostatic control unit also includes thermometer, and the thermometer includes temp probe and digital display
Screen, the temp probe is arranged in constant water bath box.
It is further：Rabbling mechanism is additionally provided with constant water bath box.
It is further：The fixed mount includes cross bar and montant, and the cross bar and the " T " shape connection of montant；Institute
The low side for stating montant is fixedly mounted on mounting bracket；Clamping device is respectively arranged with the cross bar and montant.
It is further：The montant includes canned paragraph and telescopic section, and the telescopic section is telescopically adjustablely solid with described
Determine section socket, the canned paragraph is fixedly mounted on mounting bracket；The cross bar is connected with telescopic section；It is arranged on the folder on montant
Mechanism is held to be located in telescopic section.
It is further：Also include vaporometer, there is the vaporometer air pressure to determine port, vacuum port
With inflated with nitrogen port；The vaporometer is fixedly held on fixed mount by clamping device；The air pressure determines end
Mouth determines connectivity port and connects by pipeline and air pressure, and the vacuum port is connected by pipeline with connectivity port is vacuumized.
It is further：Also include nitrogen cylinder, there is inflated with nitrogen connectivity port on nitrogen cylinder, the inflated with nitrogen port leads to
Pipeline is crossed to be connected with inflated with nitrogen connectivity port.
The utility model has the following advantages that：Device described in the utility model, by air pressure determination unit, water bath with thermostatic control list
Unit, vacuum unit and fixed mount are integrated in one, therefore when experiment measure is carried out, it is only necessary to connected accordingly by pipeline
Connect；Greatly simplify workload when experiment is determined.And as a result of set of device, therefore can effectively disappear
Except the test error of different laboratory testing staff, and then lift the accuracy of result, it is ensured that the reliability of standard testing result.
Brief description of the drawings
Fig. 1 is that schematic diagram when experiment is determined is carried out after device described in the utility model is connected；
Fig. 2 is the connection diagram of air pressure determination unit, water bath with thermostatic control unit, vacuum unit and fixed mount；
Fig. 3 is the schematic diagram of vaporometer；
Accompanying drawing number：Mounting bracket 1, air pressure determination unit 2, barometer 21, air pressure determine connectivity port 22, water bath with thermostatic control list
Unit 3, digital display screen 31, adjusting knob 32, vacuum unit 4, vacuumize connectivity port 41, shift knob 42, fixed mount 5, cross bar
51st, montant 52, canned paragraph 521, telescopic section 522, clamping device 6, vaporometer 7, air pressure determine port 71, vacuum port
72nd, inflated with nitrogen port 73, glass envelope 74, U-tube 75, pipeline 8, nitrogen cylinder 9, inflated with nitrogen connectivity port 91.
Specific embodiment
Following examples are used to illustrate the utility model, but are not limited to scope of the present utility model.
As shown in Figure 1 to Figure 3, it is described in the utility model a kind of based on static method measure solid and liquid substance steam
The device of pressure, including mounting bracket 1, are provided with air pressure determination unit 2, water bath with thermostatic control unit 3, vacuum unit 4 on mounting bracket 1
With fixed mount 5, the air pressure determination unit 2 includes that barometer 21 and air pressure determine connectivity port 22；The water bath with thermostatic control unit 3
Including constant water bath box；The vacuum unit 4 includes vavuum pump and vacuumizes connectivity port 41；The fixed mount 5 and constant temperature
The correspondence of bath room units 3, is provided with clamping device 6 on fixed mount 5.When experiment measure is carried out, it is only necessary to will《Standard》Middle institute
The vaporometer 7 for showing is fixedly installed on fixed mount 5 by clamping device 6, is then again entered corresponding port by pipeline 8
Row connection, afterwards according to《Standard》In method carry out experiment determine.Specific annexation, can refer to institute in accompanying drawing 1
Show.
Wherein, air pressure determination unit 2 is the device for being used to determine air pressure in vaporometer 7 at the trial, and it includes
Barometer 21, is provided with the air pressure connected with barometer and determines connectivity port 22 accordingly, and connectivity port is determined by by air pressure
22 determine port 71 with the air pressure on vaporometer 7 connects, you can determine the air pressure in vaporometer 7, and by gas
Pressure meter 21 can in real time show barometric surveying result.Preferably, it is 10 that can choose measurement range-1Pa~105The barometer 21 of Pa.
Wherein, water bath with thermostatic control unit 3 is for providing thermostatted water to the glass envelope 74 on vaporometer 7 and U-tube 75
The device of bath condition, when being tested, it is necessary to by glass envelope 74 and U-tube 75 together as the perseverance in water bath with thermostatic control unit 3
In warm water bath cabinet, and the water temperature in constant temperature water tank is set to keep constant.General, it is also provided with temperature in water bath with thermostatic control unit 3
Meter, the thermometer includes temp probe and digital display screen 31, and the temp probe is arranged in constant water bath box.By setting temperature
Degree meter determines the water temperature in constant water bath box, and temperature measurement result can be shown in real time by digital display screen 31, to try
The person of testing knows water temperature condition in real time.Preferably, the number that measurement range is 0 DEG C~105 DEG C, certainty of measurement is 0.1 DEG C can be chosen
Aobvious thermometer.In addition, in order to ensure the distribution of water temperature in constant water bath box is uniform, stirring can be also provided with constant water bath box
Mechanism, by the stirring of rabbling mechanism, promotes the water temperature in constant water bath box more uniform, and local water temperature inequality is avoided with this
Situation.Certainly, while rabbling mechanism is provided with, it should be ensured that rabbling mechanism during stirring will not with put into perseverance
Glass envelope 74 and U-tube 75 in warm water bath cabinet collide, to avoid causing the situation of device damage.More specifically, it is permanent
Warm water bath cabinet typically can also have corresponding heating effect or refrigeration, so can when needed, by constant water bath box
By its internal water heating/refrigerating to the temperature of setting, the constant of water temperature is then kept again.As constant water bath box can be to its inside
Water temperature be adjusted in the range of 0 DEG C~100 DEG C, can be revolved by the regulation that is arranged on water bath with thermostatic control unit 3 accordingly
Button 32 adjusts water temperature.Certainly, constant water bath box is by itself in addition to it can be adjusted and control its internal water temperature, also can with it is outer
Firing equipment or the refrigeration plant connection in portion, with by the water temperature in outside equipment regulation and control constant water bath box.
In addition, the effect of vacuum unit 4 is for carrying out vacuum pumping inside vaporometer 7, accordingly, taking out
Vacuum unit 4 include vavuum pump and connected with vavuum pump vacuumize connectivity port 41；By pipeline 8 by vaporometer 7
Vacuum port 72 connected with connectivity port 41 is vacuumized, so by opening vavuum pump by vaporometer 7 is carried out
Vacuum pumping.
Certainly, during being attached above by each pipeline 8, and on the corresponding port of each pipeline 8 or each
Be can be set on pipeline 8 has corresponding valve, and corresponding pipeline 8 can be when needed turned on or off with by valve.
In addition, the effect of fixed mount 5 is for vaporometer 7 to be fixedly secured into fixed mount 5.Such as the He of accompanying drawing 1
Shown in accompanying drawing 2, the fixed mount 5 shown in it includes cross bar 51 and montant 52, and the cross bar 51 and the " T " shape company of montant 52
Connect；The low side of the montant 52 is fixedly mounted on mounting bracket 1；Clamping is respectively arranged with the cross bar 51 and montant 52
Mechanism 6, and it is respectively arranged with a clamp structure 6 at the two ends of cross bar 51.And can be true by the clamp structure 6 of above-mentioned setting
Protect the fastness fixed to vaporometer 7.More specifically, it is contemplated that vaporometer 7 after being fixed on fixed mount 5,
Also need to be partially placed into glass envelope 74 and U-tube 75 are corresponding in constant water bath box or lift from constant water bath box；
Therefore, the montant 52 further is set to include the utility model the structure of canned paragraph 521 and telescopic section 522, and will
Telescopic section 522 is socketed with the canned paragraph 521 telescopically adjustablely, and the canned paragraph 521 is fixedly mounted on mounting bracket 1；
The cross bar 51 is connected with telescopic section 522；The clamping device 6 on montant 52 is arranged on to be located in telescopic section 522.So, pass through
To the flexible of telescopic section 522, you can carry out lifting moving in a vertical direction together with by the entirety of vaporometer 7, and then can make
Glass envelope 74 and U-tube 75 are put into constant water bath box or lift it from constant water bath box；So may be such that
Operation is stated more to facilitate.
Furthermore, it is contemplated that in continuous mode is tested, in addition it is also necessary to being passed through nitrogen in vaporometer 7；Therefore, it is also desirable to
It is equipped with nitrogen charging device.Nitrogen of the nitrogen cylinder 9 for needed for vaporometer 7 provides nitrogen charging is set in the utility model；And consider
Nitrogen cylinder 9 is generally independent bottle device, therefore is set to nitrogen cylinder 9 and mounting bracket 1 in the utility model split type
Structure.Need to connect inflated with nitrogen port 73 with the inflated with nitrogen connectivity port 91 on nitrogen cylinder 9 by corresponding pipeline 8 at the trial
It is logical；Certainly, be can be set on corresponding pipeline 8 or at inflated with nitrogen port 73 or at inflated with nitrogen connectivity port 91 has phase
The valve answered, with the control for realizing operating inflated with nitrogen by the switch to valve.
Although above having made detailed description to the utility model with generality explanation and specific embodiment,
On the basis of the utility model, it can be made some modifications or improvements, this is to those skilled in the art apparent
's.Therefore, the these modifications or improvements on the basis of without departing from the utility model spirit, belonging to the utility model will
Seek the scope of protection.
Claims (7)
1. a kind of device that solid and liquid substance vapour pressure are determined based on static method, it is characterised in that：Including mounting bracket (1),
Air pressure determination unit (2), water bath with thermostatic control unit (3), vacuum unit (4) and fixed mount (5) are provided with mounting bracket (1)；
The air pressure determination unit (2) determines connectivity port (22) including barometer (21) and air pressure；Water bath with thermostatic control unit (3) bag
Include constant water bath box；The vacuum unit (4) is including vavuum pump and vacuumizes connectivity port (41)；The fixed mount (5) with
Water bath with thermostatic control unit (3) correspondence, is provided with clamping device (6) on fixed mount (5).
It is 2. as claimed in claim 1 to be based on the device that static method determines solid and liquid substance vapour pressure, it is characterised in that：Institute
Stating water bath with thermostatic control unit (3) also includes thermometer, and the thermometer includes temp probe and digital display screen (31), the temp probe
It is arranged in constant water bath box.
It is 3. as claimed in claim 1 to be based on the device that static method determines solid and liquid substance vapour pressure, it is characterised in that：
Rabbling mechanism is additionally provided with constant water bath box.
It is 4. as claimed in claim 1 to be based on the device that static method determines solid and liquid substance vapour pressure, it is characterised in that：Institute
Stating fixed mount (5) includes cross bar (51) and montant (52), and the cross bar (51) and montant (52) " T " shape connection；It is described
The low side of montant (52) is fixedly mounted on mounting bracket (1)；Folder is respectively arranged with the cross bar (51) and montant (52)
Hold mechanism (6).
It is 5. as claimed in claim 4 to be based on the device that static method determines solid and liquid substance vapour pressure, it is characterised in that：Institute
Stating montant (52) includes canned paragraph (521) and telescopic section (522), the telescopic section (522) telescopically adjustablely with the fixation
Section (521) socket, the canned paragraph (521) is fixedly mounted on mounting bracket (1)；The cross bar (51) and telescopic section (522)
Connection；The clamping device (6) on montant (52) is arranged in telescopic section (522).
6. the device that solid and liquid substance vapour pressure are determined based on static method as described in any one in claim 1 to 5,
It is characterized in that：Also include vaporometer (7), the vaporometer (7) determines port (71), vacuumizes end with air pressure
Mouth (72) and inflated with nitrogen port (73)；The vaporometer (7) is fixedly held in fixed mount by clamping device (6)
(5) on；The air pressure is determined port (71) and is connected by pipeline (8) and air pressure measure connectivity port (22), described to vacuumize end
Mouth (72) is connected by pipeline (8) with connectivity port (41) is vacuumized.
It is 7. as claimed in claim 6 to be based on the device that static method determines solid and liquid substance vapour pressure, it is characterised in that：Also
Including nitrogen cylinder (9), there are inflated with nitrogen connectivity port (91) on nitrogen cylinder (9), the inflated with nitrogen port (73) is by pipeline
(8) connected with inflated with nitrogen connectivity port (91).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621241790.3U CN206192567U (en) | 2016-11-17 | 2016-11-17 | Device based on static method survey solid and liquid material vapour pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621241790.3U CN206192567U (en) | 2016-11-17 | 2016-11-17 | Device based on static method survey solid and liquid material vapour pressure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206192567U true CN206192567U (en) | 2017-05-24 |
Family
ID=58726030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621241790.3U Expired - Fee Related CN206192567U (en) | 2016-11-17 | 2016-11-17 | Device based on static method survey solid and liquid material vapour pressure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206192567U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110873674A (en) * | 2018-09-03 | 2020-03-10 | 中国石油化工股份有限公司 | Device for measuring saturated vapor pressure of solid matter |
-
2016
- 2016-11-17 CN CN201621241790.3U patent/CN206192567U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110873674A (en) * | 2018-09-03 | 2020-03-10 | 中国石油化工股份有限公司 | Device for measuring saturated vapor pressure of solid matter |
| CN110873674B (en) * | 2018-09-03 | 2021-07-27 | 中国石油化工股份有限公司 | Device for measuring saturated vapor pressure of solid matter |
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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: 20170524 Termination date: 20171117 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |