CN206450575U - A kind of rotary hanging plate test operation equipment being used under anaerobic state - Google Patents
A kind of rotary hanging plate test operation equipment being used under anaerobic state Download PDFInfo
- Publication number
- CN206450575U CN206450575U CN201621434822.1U CN201621434822U CN206450575U CN 206450575 U CN206450575 U CN 206450575U CN 201621434822 U CN201621434822 U CN 201621434822U CN 206450575 U CN206450575 U CN 206450575U
- Authority
- CN
- China
- Prior art keywords
- conical flask
- appendix
- constant temperature
- water tank
- temperature water
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
The utility model discloses a kind of rotary hanging plate test operation equipment being used under anaerobic state, its drip irrigation device is to include Electromagnetic Heating agitator, it is placed on the constant temperature water tank on Electromagnetic Heating agitator, it is supported on the support frame on constant temperature water tank, support frame includes the side plate for being fixedly connected on the constant temperature water tank both sides and the upper plate being supported on above side plate, what being arranged above of the constant temperature water tank slided up and down on side plate catches up with oxygen device, oxygen device is caught up with to include horizontal appendix, along appendix length direction, equidistantly interval is arranged on multiple threeways on appendix, the port of export of threeway is provided with shutoff valve, it is provided with and is slidably connected on side plate with the appendix direction of motion identical for pushing down the pressure bottle mechanism of conical flask bottleneck between the appendix and constant temperature water tank, catch up with oxygen pipe to be passed down through the pressure bottle mechanism to stretch into conical flask in the gas outlet for being connected to threeway, operation conveniently effect is reached.
Description
Technical field
The utility model is related to a kind of corrosion experiment equipment, more particularly to a kind of rotary hanging plate being used under anaerobic state
Test operation equipment.
Background technology
Industrial circulating water be petrochemical industry production lifeblood, Circulating Water Corrosion, structure and foundry loam be cold exchange device damage and
The main cause of efficiency reduction.It is exactly that corrosion inhibiter is added into recirculated water to solve etching problem most efficient method, but is due to
The difference of site technique condition, such as every heat exchanger exit is different from the entrance temperature difference, and water velocity is different, causes same formula
Some corrosion, some foulings.
At present, it is general to use rotary hanging plate weight-loss method, analog study chemical production technology process with to influence corrosion because
Element is tested, analyzed, and collects test data.
Typically it is measured in the prior art using rotary hanging plate corrosion test instrument, but this instrument can only have been determined
The corrosion of oxygen condition, because the stirring sampling of instrument is machine driving, it is impossible to realize the requirement of testing liquid and air exclusion,
In order to solve this problem, some producers use magnetic force heating stirrer（Such as six magnetic force heating stirrers）, magnetic force heating
Conical flask is sequentially placed above agitator, then hangs over test piece in conical flask, live water or scene are filled in conical flask
Conical flask is sealed after configuration water, for example, blocking bottleneck using sealed plastic film, test piece passes through magnetic force heating stirrer
Magnetically-actuated carry out back rotation in conical flask to drive liquid in conical flask to flow to simulate pipeline water flow.
But when being tested, it is often necessary to contrast test is done with multiple conical flasks, using the above method one by one
Go seal conical flask, operate it is relatively complicated, operating efficiency is relatively low.
Utility model content
The purpose of this utility model is to provide a kind of rotary hanging plate examination for operating and being more efficiently used under anaerobic state
Test operation equipment.
Above-mentioned technical purpose of the present utility model technical scheme is that：
A kind of rotary hanging plate test operation equipment being used under anaerobic state, including Electromagnetic Heating agitator, be placed on
Constant temperature water tank on Electromagnetic Heating agitator, the support frame being supported on constant temperature water tank, support frame include being fixedly connected on described
The side plate of constant temperature water tank both sides and the upper plate being supported on above side plate, the constant temperature water tank are arranged above on side plate
Lower slider catches up with oxygen device, catches up with that oxygen device includes horizontal appendix, equidistantly interval is arranged on defeated along appendix length direction
Multiple threeways on tracheae, the outlet of threeway is provided with shutoff valve, and cunning is provided between the appendix and constant temperature water tank
It is dynamic to be connected on side plate with the appendix direction of motion identical for pushing down the pressure bottle mechanism of conical flask bottleneck, it is connected to
The gas outlet of threeway catches up with oxygen pipe to be passed down through the pressure bottle mechanism to stretch into conical flask.
By using above-mentioned technical proposal, when the conical flask for filling situ configuration water is placed in constant temperature water tank, by
In be filled with water in constant temperature water tank it is more can produce certain buoyancy to cause conical flask to be placed unstable, pass through the pressure bottle machine on constant temperature water tank
Structure, can rock down bottle downwardly against taper bottleneck to place conical flask；Other pressure bottle mechanism can be by multiple conical flasks together
Sealing, it is not necessary to which testing crew seals each conical flask with plastic sheeting, experiment is accelerated using such design
Service speed, it is more convenient.
Preferably, the pressure bottle mechanism offers air inlet and the horizontal pressure foot of gas outlet including surface, horizontal pressure foot
Two ends are slidably connected on the side plate and moved straight down to be pressed in the bottleneck of conical flask, are connected to the gas outlet of threeway
Oxygen pipe is caught up with to be stretched into through the air inlet in conical flask
By using above-mentioned technical proposal, when being tested, test piece is fixed in taper bottleneck, then by horizontal pressure foot
Put down, the 4-6 conical flask in constant temperature water tank is pressed in constant temperature water tank, it is such to be designed to make conical flask resistance permanent
The buoyancy of water in reservoir, prevents conical flask from being shaken or being turned over bottle due to the buoyancy of water, in addition can using horizontal pressure foot
To be sealed to multiple taper bottlenecks simultaneously, it is not necessary to which testing crew carries out independent epiphragma, colligation, operation to each conical flask
It is more convenient, quick.
Preferably, the air inlet is respectively positioned in the range of conical flask bottleneck with the gas outlet, it is plugged with gas outlet
Escape pipe.
By using above-mentioned technical proposal, when horizontal pressure foot is pressed on conical flask, the air inlet on horizontal pressure foot
, can be more convenient, fast so when being operated in the range of fairly falling in taper bottleneck with gas outlet, it is only necessary to will
Horizontal pressure foot is pressed on taper bottleneck, it is possible to is directly carried out intubation and is caught up with oxygen to work.
Preferably, lower end is provided with the upper plate connects the appendix and by being vertical fortune by convert rotational motion
It is dynamic to be stretched into catching up with oxygen pipe to be passed down through the air inlet described in driving in conical flask so as to drive the oxygen in conical flask in liquid away
Screw drive component.
By using above-mentioned technical proposal, after horizontal pressure foot is pressed on taper bottleneck, it can rotate what is set on upper plate
Screw drive component so that appendix level is pushed until catching up with oxygen pipe to be inserted into from the air inlet on horizontal pressure foot in conical flask,
It is convenient and swift using screw drive component, catch up with oxygen pipe to catch up with oxygen to multiple conical flasks progress intubation simultaneously by what is set,
Improve the operating efficiency of experiment.
Preferably, the screw drive component include be fixedly connected on upper plate the guide rod block for being threaded hole, pass through
Threaded rod that screwed hole is threaded on guide rod block and the rotation handwheel for being fixedly connected on threaded rod upper end, the threaded rod
Lower end be fixedly connected on appendix, by rotate it is described rotation handwheel drive threaded rod move downward so that catching up with oxygen pipe to stretch into
So as to drive the oxygen in conical flask in liquid away to manufacture oxygen-free environment in conical flask in conical flask.
By using above-mentioned technical proposal, pass through rotary motion handwheel so that threads turn is converted into downwards by threaded rod
Linear motion and by correspondence air inlet catch up with oxygen pipe and meanwhile insert below multiple conical flasks in, using such design energy
Enough accelerate test speed, improve the operating efficiency of testing crew.
Preferably, the lower surface bonds of the horizontal pressure foot have plastic sheeting.
, can be to taper bottleneck by the plastic sheeting set below horizontal pressure foot by using above-mentioned technical proposal
Significantly more efficient sealing is carried out, the oxygen reduced in air is entered in conical flask so that can be more nearly in conical flask existing
The anaerobic state of field, improves the validity of result of the test.
Move for limiting conical flask preferably, the bottom surface of the constant temperature water tank is fixedly connected with and cause conical flask bottle
The spacing ring of air inlet and gas outlet on the mouth alignment horizontal pressure foot.
By using above-mentioned technical proposal, spacing ring is set in the lower section of constant temperature water tank, conical flask can be caused to lay position
Put accurate, when horizontal pressure foot is pressed on conical flask, it is intraoral that air inlet can fairly fall in conical flask with gas outlet.
Preferably, described catch up with the O-ring seal that annular is socketed with oxygen pipe.
By using above-mentioned technical proposal, by catching up with the O-ring seal that annular is set on oxygen pipe, so when catching up with oxygen pipe to insert
When entering in conical flask, O-ring seal can be fitted in around the air inlet on horizontal pressure foot, and air inlet is sealed, and reduced empty
Oxygen in gas is entered in conical flask so that can improve result of the test close to live anaerobic state in conical flask
Validity.
In summary, the utility model has the advantages that：
1st, by setting horizontal pressure foot to coordinate correspondence in constant temperature water tank to catch up with the spacing of oxygen pipe simultaneously in the top of constant temperature water tank
Ring so that horizontal pressure foot disposably can carry out sealing to multiple conical flasks and catch up with oxygen to work, and improve the work of test operation personnel
Make efficiency；
2nd, conical flask is pressed using horizontal pressure foot, caused by can preventing the buoyancy due to the water in constant temperature water tank
Conical flask rocks, fall bottle so that test effect more stablizes, accurate.
Brief description of the drawings
Fig. 1 is the overall structure diagram for the rotary hanging plate test operation equipment being used under anaerobic state；
Fig. 2 is prominent water bath internal structure schematic diagram；
Fig. 3 is the state diagram being pressed under horizontal pressure foot on conical flask mouthful.
In figure, 1, pedestal；11st, magnetic force heating stirrer；12nd, controlling machine box；2nd, constant temperature water tank；21st, water bath；22nd, add
Heat pipe；23rd, thermocouple thermometer；3rd, support frame；31st, side plate；311st, vertical chute；32nd, upper plate；4th, oxygen device is caught up with；41st, gas transmission
Pipe；42nd, air inlet pipe；43rd, carbon dioxide air accumulator；44th, threeway；441st, the port of export；45th, shutoff valve；5th, oxygen pipe is caught up with；51st, it is close
Sealing rubber ring；6th, screw drive component；61st, guide rod block；62nd, threaded rod；63rd, handwheel is rotated；7th, pressure bottle mechanism；71st, horizontal pressure foot；
72nd, air inlet；73rd, gas outlet；74th, escape pipe；8th, spacing ring.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.Wherein identical parts identical accompanying drawing
Mark is represented.It should be noted that the word "front", "rear", "left", "right", the "up" and "down" that are used below in description refer to
It is the direction in accompanying drawing, word " bottom surface " and " top surface ", " interior " and " outer " are referred respectively to towards or away from particular elements geometry
The direction at center.
It is a kind of to be used for the rotary hanging plate test operation equipment under anaerobic state, as shown in Figures 1 and 2, including pedestal 1,
The thermostatted water of rectangle is installed above the magnetic force heating stirrer 11 on pedestal 1, the disk of magnetic force heating stirrer 11
Case 2 and the controlling machine box 12 positioned at the right side of constant temperature water tank 2.Water bath 21, magnetic force heating stirring are offered inside constant temperature water tank 2
The U-shaped heating tube 22 of device 11 is from the side insertion constant temperature water tank 2 of constant temperature water tank 2, and the top positioned at U-shaped heating tube 22 is provided with
Thermocouple thermometer 23, for detecting the water temperature in water bath 21.
As shown in Figures 1 and 2, magnetic force heating stirrer 11 can use six magnetic stirring apparatus, and its model specifically has HJ-
6 six magnetic force heating stirrers, six magnetic force heating stirrers 11 utilize the magnetisable material characteristic that identical charges repel each other, by constantly becoming
Change the memory at the two ends of pedestal 1 to promote the magnetic stirrer in conical flask to rotate, pass through the rotation of magnetic stirrer so that
Sample in conical flask is uniformly mixed, and water-filling is entered by bottom temp control panel and the heating tube 22 stretched into constant temperature water tank 2
Temperature heating, coordinates the stirrer rotation in conical flask to enable to the scene in conical flask by the thermostatted water in constant temperature water tank 2
Water or sample thermally equivalent, reach assigned temperature.
As shown in figure 1, the top of constant temperature water tank 2 is provided with support frame 3, support frame 3 includes being vertically set on constant temperature water tank 2
Two side plates 31 and the upper plate 32 for being supported on baffle plate top, are provided between upper plate 32 and constant temperature water tank 2 and catch up with oxygen device 4.
As shown in Figures 1 and 2, oxygen device 4 is caught up with to include horizontally disposed appendix 41, the insertion baffle plate of appendix 41 both sides are opened
If vertical chute 311 in, appendix 41 is close to a side seal of controlling machine box 12, and the other end of appendix 41 passes through air inlet pipe
42 are communicated with carbon dioxide air accumulator 43 or nitrogen dioxide air accumulator, and appendix 41 is equidistantly spaced peace along its length direction
Equipped with multiple threeways 44, the port of export 441 of threeway 44 faces water bath 21, the port of export 441 of each threeway 44 straight down
A shutoff valve 45 is mounted on, for opening, disconnected gas transmission, the distance between the threeway 44 at the two ends of appendix 41 should be less than perseverance
The length of the water bath 21 of reservoir 2.
As shown in figure 1, being provided with positioned at the top of upper plate 32 for drive connection oxygen pipe is caught up with the port of export 441 of threeway 44
5 move downward to stretch into conical flask to drive the screw drive component 6 of the oxygen in conical flask in liquid away.
Screw drive component 6 includes the rectangular guide rod for offering screwed hole straight down for being fixedly connected on upper plate 32
Block 61, through screwed hole and it is connected to the threaded rod 62 at the middle part of appendix 41 through the upper plate 32 and is fixedly connected on screw thread
The rotation handwheel 63 on the top of bar 62, threaded rod 62 to rotate to drive appendix 41 simultaneously downwards by rotary motion handwheel 63
And cause be connected to the port of export 441 of threeway 44 to catch up with oxygen pipe 5 to stretch into conical flask.
As shown in Figures 1 and 3, the side for being slidably connected at both sides is provided between appendix 41 and constant temperature water tank 2
With the direction of motion identical of appendix 41 for pushing down the pressure bottle mechanism 7 of conical flask bottleneck in the chute of plate 31.
As shown in Figure 1, Figure 2 with shown in Fig. 3, pressure bottle mechanism 7 includes the horizontal pressure foot 71 of one piece of rectangle, the level can be using saturating
Bright glass plate, equal spacings are provided with multigroup air inlet 71 and gas outlet 72 to the surface of horizontal pressure foot 71 along its length, often
One group of air inlet 71 is each fallen within conical flask bottleneck corresponding in water bath 21 with gas outlet 72, is plugged with gas outlet 73
Escape pipe 74, escape pipe 74 stretches into distance shorter in conical flask, and the lower section of horizontal pressure foot 71 has plastics thin by adhesive tape bonding
Film, the plastic sheeting can all cover the lower surface of horizontal pressure foot 71, can also partly cover the lower surface of horizontal pressure foot 71,
When horizontal pressure foot 71 is downwardly against conical flask bottleneck, plastic sheeting coordinates horizontal pressure foot 71 to seal conical flask bottleneck.
As shown in Figures 1 and 2, positioned at the bottom of water bath 21, along the length direction of water bath 21, equidistantly interval is provided with
It is multiple to be used to limiting air inlet 72 that conical flask moves and conical flask bottleneck is just being pointed on horizontal pressure foot 71 with going out
The circular spacing ring 8 of gas port 73, the diameter of spacing ring 8 is slightly larger than the maximum gauge in conical flask bottom of bottle portion, so when level pressure
When plate 71 is downwardly against conical flask, air inlet 72 can be accurately fallen into conical flask bottleneck with gas outlet 73, and oxygen is caught up with while being located at
The O-ring seal 51 being arranged on pipe 5 can be fitted in the periphery of the air inlet 72 of horizontal pressure foot 71, and air inlet 72 is sealed, subtracted
Oxygen in few air is entered in conical flask, influences experiment effect.
Process is operated to the testing equipment with reference to the step of rotary hanging plate corrosion test under anaerobic state
Introduce：
De-oiling will be cleaned with absorbent cotton in test piece intrusion petroleum ether first, then invade cleaning in ethanol, and then use hair-dryer
Cold wind test piece is dried up, wrapped with filter paper, place drying receptacle in preserve, wait certain time weighed；
Adjust six magnetic force heating stirrers 11, first design temperature to test temperature；
Enchashment field water or configuration water, are divided in test glass i.e. conical flask with 2000ml volumetric flasks, will according to certain
Ask accurate and add water treatment agent, be placed on after stirring in constant temperature water tank 2, wait constant temperature water bath, such as at 40 degree, by formula
Medicament is added, then test piece is fixed in conical flask.
Multiple conical flasks are put into the spacing ring 8 in water bath 21, it is viscous with adhesive tape in the lower surface of horizontal pressure foot 71
A plastic sheeting is connect, horizontal pressure foot 71 is then put down so that horizontal pressure foot 71 is covered to be entered on conical flask bottleneck to conical flask
Row sealing, and record the time started.
Rotary motion handwheel 63 cause appendix 41 set move downward, positioned at the port of export 441 of threeway 44 catch up with oxygen pipe 5 to
Under be inserted into air inlet 72 and puncture plastic sheeting and extend into conical flask, until catching up with the O-ring seal 51 on oxygen pipe 5 to paste
Close on horizontal pressure foot 71, rotate simultaneously, then open the valve of carbon dioxide air accumulator 43, and open respectively in threeway 44
Shutoff valve 45 so that carbon-dioxide protecting gas can carry out catching up with oxygen to protect by catching up with oxygen pipe 5 to enter in conical flask.
Open six magnetic force heating stirrers 11 and be stirred heating, when operation is full 72 hours, take out test piece to test piece
Pickling, alcohol is carried out to wash and heavy.
After experiment is finished, hollow glass tube is taken out, after cleaning up, by suspension ring hanging in case next time tries on suspension hook
Test and use.
This specific embodiment is only to explain of the present utility model, and it is not to limitation of the present utility model, ability
Field technique personnel can make the modification without creative contribution to the present embodiment as needed after this specification is read, but
As long as all being protected in right of the present utility model by Patent Law.
Claims (8)
1. a kind of rotary hanging plate test operation equipment being used under anaerobic state, it is characterised in that：Including magnetic force heating stirring
Device（11）, be placed on magnetic force heating stirrer（11）On constant temperature water tank (2), the support frame that is supported on constant temperature water tank (2)
(3), support frame (3) includes being fixedly connected on the side plate (31) of the constant temperature water tank (2) both sides and is supported on above side plate (31)
Upper plate (32), what being arranged above of the constant temperature water tank (2) was slided up and down on side plate (31) catches up with oxygen device
(4), catching up with oxygen device (4) includes horizontal appendix (41), is equidistantly spaced installed in gas transmission along appendix (41) length direction
Multiple threeways (44) on (41) are managed, the port of export of threeway (44) is provided with shutoff valve（45）, the appendix (41) with it is permanent
It is provided with and is slidably connected on side plate (31) with the appendix (41) direction of motion identical for pressure between reservoir (2)
Oxygen pipe (5) is caught up with to be passed down through the pressure bottle machine in the firmly pressure bottle mechanism (7) of conical flask bottleneck, the gas outlet for being connected to threeway (44)
Structure (7) is stretched into conical flask.
2. the rotary hanging plate test operation equipment according to claim 1 being used under anaerobic state, it is characterised in that：Institute
State the horizontal pressure foot (71) that pressure bottle mechanism (7) offers air inlet (72) and gas outlet (73) including surface, horizontal pressure foot (71)
Two ends be slidably connected on the side plate (31) and move straight down to be pressed in the bottleneck of conical flask, be connected to threeway (44)
Gas outlet catch up with the oxygen pipe (5) to be stretched into through the air inlet (72) in conical flask.
3. the rotary hanging plate test operation equipment according to claim 2 being used under anaerobic state, it is characterised in that：Institute
State air inlet (72) to be respectively positioned in the range of conical flask bottleneck with the gas outlet (73), escape pipe is plugged with gas outlet (73)
（74）.
4. the rotary hanging plate test operation equipment being used under anaerobic state according to Claims 2 or 3, its feature exists
In：Be provided with the upper plate (32) lower end connect the appendix (41) and by by convert rotational motion for it is vertically movable with
Catch up with oxygen pipe (5) to be passed down through the air inlet (72) described in driving to stretch into conical flask to drive the oxygen in conical flask in liquid away
The screw drive component (6) of gas.
5. the rotary hanging plate test operation equipment according to claim 4 being used under anaerobic state, it is characterised in that：Institute
Stating screw drive component (6) includes being fixedly connected on the guide rod block (61) for being threaded hole on upper plate (32), through screwed hole
The threaded rod (62) that is threaded on guide rod block (61) and the rotation handwheel (63) for being fixedly connected on threaded rod (62) upper end,
The lower end of the threaded rod (62) is fixedly connected on appendix (41), and threaded rod is driven by rotating the rotation handwheel (63)
(62) move downward so that catching up with oxygen pipe (5) to stretch into conical flask to drive the oxygen in conical flask in liquid away to manufacture conical flask
Interior oxygen-free environment.
6. the rotary hanging plate test operation equipment according to claim 2 being used under anaerobic state, it is characterised in that：Institute
Stating the lower surface bonds of horizontal pressure foot (71) has plastic sheeting（711）.
7. the rotary hanging plate test operation equipment according to claim 2 being used under anaerobic state, it is characterised in that：Institute
The bottom surface for stating constant temperature water tank (2) is fixedly connected with and move for limiting conical flask and cause the conical flask bottleneck alignment level
Air inlet (72) and the spacing ring (8) of gas outlet (73) on pressing plate (71).
8. the rotary hanging plate test operation equipment according to claim 1 or 2 being used under anaerobic state, its feature exists
In：It is described to catch up with the O-ring seal (51) that annular is socketed with oxygen pipe (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621434822.1U CN206450575U (en) | 2016-12-24 | 2016-12-24 | A kind of rotary hanging plate test operation equipment being used under anaerobic state |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621434822.1U CN206450575U (en) | 2016-12-24 | 2016-12-24 | A kind of rotary hanging plate test operation equipment being used under anaerobic state |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206450575U true CN206450575U (en) | 2017-08-29 |
Family
ID=59673964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621434822.1U Active CN206450575U (en) | 2016-12-24 | 2016-12-24 | A kind of rotary hanging plate test operation equipment being used under anaerobic state |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206450575U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111766129A (en) * | 2020-06-18 | 2020-10-13 | 浙江省海洋水产研究所 | Heating and cooling device for chemical oxygen demand digestion test |
-
2016
- 2016-12-24 CN CN201621434822.1U patent/CN206450575U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111766129A (en) * | 2020-06-18 | 2020-10-13 | 浙江省海洋水产研究所 | Heating and cooling device for chemical oxygen demand digestion test |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104865164B (en) | A kind of test device and test method of gas diffusivity | |
| CN206450575U (en) | A kind of rotary hanging plate test operation equipment being used under anaerobic state | |
| CN105675450A (en) | Experimental device and method for heat and mass transfer processes of floating roof crude oil storage tank | |
| CN110361160B (en) | Controllable temperature control oil-pressing gas-water-solid multiphase conveying pipeline simulation experiment device | |
| CN107064145A (en) | A kind of visualization device and method for multi-faceted observation hydrate generation and decomposition | |
| CN208350482U (en) | Sulfide-acidification-air blowing-absorption plant in a kind of soil or water quality | |
| CN202494614U (en) | Full automatic viscosity tester | |
| CN102564905B (en) | Contact angle measurement device and method for superconducting magnet simulated microgravity environment | |
| CN203241332U (en) | Corrosion simulation experiment set for top of moisture conveying pipeline | |
| CN202486019U (en) | Contact angle measuring device under simulated microgravity environment of superconducting magnet | |
| CN206450573U (en) | A kind of rotary hanging plate corrosion test equipment being used under anaerobic state | |
| CN105973337B (en) | A kind of experimental provision and experimental method of gaseous product metering and dry sampling | |
| CN206450574U (en) | It is used in the rotary hanging plate corrosion testing apparatus under anaerobic state | |
| CN112180032A (en) | Carbon isotope field in-situ calibration method for rice plants | |
| CN201803923U (en) | Multi-path full-automatic inherent viscosity tester | |
| CN110423680A (en) | Biogas and biological methane survey the device and its measurement method of gas in real time in a kind of anaerobic fermentation | |
| CN206557046U (en) | A kind of Ubbelohde viscometer of improvement | |
| WO2021139823A1 (en) | Gaseous sample random sampling apparatus | |
| CN208780594U (en) | A kind of natural gas hydrate deposits characteristic test device | |
| CN204177756U (en) | The checkout equipment of liquid dairy products thermal stability | |
| CN206114490U (en) | Novel accurate japanning ageing testing device | |
| CN206696047U (en) | A kind of smear device that can control plate coating thickness | |
| CN106370561A (en) | Rotary drum type chemical grouting viscosity detector | |
| CN206832732U (en) | Scale inhibitor for circulating cooling water anticorrosion-antiscaling property evaluating apparatus | |
| CN206399697U (en) | One kind delay point liquid sampler |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |