CN207586094U - A kind of material permeability coefficient detection device - Google Patents
A kind of material permeability coefficient detection device Download PDFInfo
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- CN207586094U CN207586094U CN201721719198.4U CN201721719198U CN207586094U CN 207586094 U CN207586094 U CN 207586094U CN 201721719198 U CN201721719198 U CN 201721719198U CN 207586094 U CN207586094 U CN 207586094U
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- chassis
- cover board
- gas pipeline
- detection device
- permeability coefficient
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Abstract
The utility model provides a kind of material permeability coefficient detection device, including：Chassis, detected materials, cover board, first gas pipeline, vacuum drawn equipment and second gas pipeline, vacuum drawn equipment connects one end of second gas pipeline, the other end connecting base plate side of second gas pipeline, detected materials are set on chassis, cover board above detected materials is set, first gas pipeline is connected on cover board；Vent line is set in chassis, and side is equipped with venthole, for circulated gases；Detected materials are hollow cylinders, and both ends are respectively equipped with chassis and cover board, form closed cavity；Cover board is equipped with venthole, for circulated gases and connects first gas pipeline；Vacuum drawn equipment, for carrying out vacuum pumping to closed cavity；Second gas pipeline, for circulated gases and detection device air pressure inside.It is more simple and easy to do that the utility model so that the infiltration coefficient of material detects, as a result more accurate.
Description
Technical field
The utility model is related to material property extracting field more particularly to a kind of material permeability coefficient detection devices.
Background technology
The infiltration coefficient detection of material is different with the detection of soil permeability coefficient, common soil permeability coefficient detection
Method has constant head test method and varying head test method(s), it can be seen that, using water penetration method when detecting the infiltration coefficient of soil.
And the detection of the infiltration coefficient for material, it is also necessary in view of the seal of material for gaseous, therefore, detect the infiltration of material
During coefficient, it is also necessary to detect its gas permeability coefficient.
Due to the function admirable of graphite material, it is obtained in fields such as metallurgical, machinery, electrical, chemical industry, weaving and national defence
Extensive use is arrived.Native graphite also has special flexibility and elasticity, thus a kind of still ideal sealing material.Graphite has
There is good chemical stability, by the graphite of special processing, have the characteristics that corrosion-resistant, thermal conductivity is good and permeability is low, just
It is largely used to make heat exchanger, reactive tank, condensed device, combustion tower, absorption tower, cooler, heater, filter, pumping unit.
It is widely used in the fields such as petrochemical industry, hydrometallurgy, soda acid production, synthetic fibers, papermaking, a large amount of metal material can be saved
Material.
Common graphite raw material, intermolecular distance is larger, usually whole-permeable, the graphite material that is detected in the utility model
Refer to the graphite material impregnated by resin.Effect during in order to ensure that graphite material is applied, such as：When making reactive tank, if
Toxic gas or liquid, if can guarantee that toxic gas or liquid are not revealed, is impermeable, just need to ooze graphite material at this time
Saturating coefficient measures.The utility model provides a kind of material permeability coefficient detection device, before measuring certain time
The draught head for the closed cavity that material is formed with device afterwards, to detect the infiltration coefficient of graphite material.This device causes to graphite
The detection of material permeability coefficient becomes more easy, easy to operation.
Utility model content
The problem of the technical problems to be solved in the utility model is detection graphite material infiltration coefficient.
The utility model is specifically what is realized with following technical solution：
A kind of material permeability coefficient detection device, described device include：Chassis, detected materials, cover board, first gas pipe
Road, vacuum drawn equipment and second gas pipeline, the vacuum drawn equipment connects one end of the second gas pipeline, described
The other end of second gas pipeline connects the chassis side, and the detected materials, the detected materials are set on the chassis
Top sets the cover board, and the first gas pipeline is connected on the cover board；
Specifically, vent line is set in the chassis, and side is equipped with venthole, for circulated gases, on the chassis
At least two through-holes are also provided with, for the cover board to be bolted, described bolt one end connects the chassis, the other end
The cover board is connected, and nut is designed on the chassis and cover board both sides, for fixing the position on the chassis and cover board；
Further, the cover board is equipped with venthole, and for circulated gases, the first gas pipe is connected at venthole
Road is additionally provided at least two through-holes on the cover board, for being bolted with described；
Further, the detected materials are to impregnate the graphite material of resin, and the detected materials are made into hollow
Cylinder, both ends are respectively equipped with chassis and cover board, form closed cavity, the height of the detected materials is the chassis and the lid
The distance between plate, and the detected materials both ends are connect with the chassis and the cover board, and junction is additionally provided with sealing ring；
Specifically, the first gas pipeline includes：First snorkel and the first valve, first valve are arranged on
On one snorkel, first valve is used for when retracting the detected materials, is balanced the closed cavity inner and outer air pressure, is convenient for
Detected materials retract；
Further, the vacuum drawn equipment, for carrying out vacuum pumping to the closed cavity；
Further, the second gas pipeline, for circulated gases and detection device air pressure inside, the second gas
Pipeline includes：Second snorkel, air gauge, third snorkel and the second valve, second snorkel one end connection described in
Chassis, the other end of second snorkel connect one end of the air gauge and third snorkel, the third snorkel
The other end connects second valve and the vacuum drawn equipment, and second valve is used to control in the closed cavity
Gas enters the vacuum drawn equipment, while air after vacuumizing is avoided to enter the closed cavity.
Using above-mentioned technical proposal, a kind of material permeability coefficient detection device described in the utility model, have has as follows
Beneficial effect：
1) a kind of material permeability coefficient detection device provided by the utility model is detected by measuring draught head and time
The infiltration coefficient of material, simplifies operating procedure, is more easy to realize；
2) a kind of material permeability coefficient detection device provided by the utility model is detected by measuring draught head and time
The infiltration coefficient of material eliminates interference of the other materials for testing result so that testing result is more accurate.
Description of the drawings
It in order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is the sectional view of a kind of material permeability coefficient detection device that the utility model embodiment provides；
Fig. 2 is the detailed figure of the sectional view of a kind of material permeability coefficient detection device that the utility model embodiment provides
Show；
Fig. 3 is the course of work schematic diagram of a kind of material permeability coefficient detection device that the utility model embodiment provides；
Fig. 4 is the overall schematic of a kind of material permeability coefficient detection device that the utility model embodiment provides；
Fig. 5 is a kind of material permeability coefficient detection method flow diagram that the utility model embodiment provides；
Fig. 6 is the sectional view of a kind of material permeability coefficient detection device that the utility model embodiment provides.
It remarks additionally below to attached drawing：
1- chassis；2- detected materials；3- cover boards；4- first gas pipelines；5- vacuum drawn equipment；6- second gas pipes
Road；7- gas injection equipments；8- cylindrical outer covers；The first snorkels of 41-；The first valves of 42-；The second snorkels of 61-；62- air pressures
Table；63- third snorkels；The second valves of 64-.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe.Obviously, the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are in the premise for not making creative work
Lower all other embodiments obtained, shall fall within the protection scope of the present invention.
A kind of material permeability coefficient detection device is provided in the utility model embodiment, specifically, as shown in Figs 1-4,
Described device includes：Chassis 1, detected materials 2, cover board 3, first gas pipeline 4, vacuum drawn equipment 5 and second gas pipeline
6, the vacuum drawn equipment 5 connects one end of the second gas pipeline 6, the other end connection of the second gas pipeline 6
1 side of chassis, the detected materials 2 are set on the chassis 1, and 2 top of detected materials sets the cover board 3, institute
It states and the first gas pipeline 4 is connected on cover board 3.
Specifically, setting vent line in the chassis 1, side is equipped with venthole, for circulated gases, when the vacuum
When extracting device 5 extracts vacuum to the detection device, gas inside described device is from the vent line and venthole stream
Go out, the second gas pipeline 6 has been welded at the venthole；At least two through-holes are also provided on the chassis 1, for leading to
It crosses and is bolted the cover board 3, described bolt one end connects the chassis 1, and the other end connects the cover board 3, and described
Chassis 1 and 3 both sides of cover board are designed with nut, for fixing the position on the chassis 1 and cover board 3, between the chassis 1 and cover board 3
Relative position can be changed by rotating nuts, chassis 1 and the cover board 3.
Further, the cover board 3 is equipped with venthole, for circulated gases and welds the first gas pipeline 4, institute
The diameter for stating venthole is consistent with the diameter of the first snorkel 41 of the first gas pipeline 4；It is additionally provided on the cover board 1
At least two through-holes, for being bolted with described.
Further, the detected materials 2 are to impregnate the graphite material of resin, and the detected materials 2 are made into
Hollow cylinder, both ends are connected separately with chassis 1 and cover board 3, and junction is additionally provided with sealing ring, forms closed cavity, the company
Connect is by being vacuum state, and then air pressure is well below the external world, and treat in 5 closed cavity of vacuum drawn equipment
Material 2 of measuring and monitoring the growth of standing timber is smooth with chassis 1 and 3 contact position of cover board so that adsorbs on the chassis 1 and cover board 3 at 2 both ends of detected materials；Institute
The height for stating detected materials is the distance between the chassis 1 and described cover board 3.
Specifically, the first gas pipeline 4 includes：First snorkel 41 and the first valve 42, first valve 42
It is arranged on the first snorkel 41, first valve 42 is used for when retracting the detected materials 2, is balanced inside and outside the cavity
Air pressure, reduce adsorption capacity of the detected materials 2 for the chassis 1 and cover board 4, convenient for retracting for detected materials 2.
Further, the second gas pipeline 6, for circulated gases and detection device air pressure inside, second gas
Body pipeline 6 includes：Second snorkel 61, air gauge 62,63 and second valve 64 of third snorkel, second snorkel 61
One end connects the chassis 1, and the other end of second snorkel 61 connects the one of the air gauge 62 and third snorkel 63
End, the other end of the third snorkel 63 connect second valve 64 and the vacuum drawn equipment 5, second valve
64 for controlling the gas in the cavity to enter the vacuum drawn equipment 5, while air after vacuumizing is avoided to enter
The closed cavity；The air gauge 63 is used to detect the air pressure in the closed cavity.
Further, the vacuum drawn equipment 5, for carrying out vacuum pumping to the closed cavity, during detection, first
Second valve 64 is opened, is taken out the air in the closed cavity in described device by the vacuum drawn equipment 5
It takes out so that closed cavity forms vacuum environment, and the detected materials 2 are firmly adsorbed on the chassis 1 and lid
On plate 3.
It is provided a method in another feasible embodiment of the utility model.Specifically, as shown in figure 5, the side
Method includes：
After all components and detected materials are installed as required, it is possible to start infiltration coefficient detection and operate.
S101. the second valve and vacuum drawn equipment are opened, vacuum drawn equipment takes out the air in the closed cavity
It takes out, air is flowed by the vent line and second gas pipeline on chassis to the vacuum drawn equipment；Ideally,
When in the cavity being vacuum state, pressure gauge registration is 0, this registration is absolute pressure value, in actual conditions, vacuum pump
Absolute pressure value is between 0~101.325KPa；When the cavity is vacuum state, the second valve and vacuum drawn are closed
Equipment；The registration for recording final pressure table is registration one, and start timing.
S102. and the pressure change in the closed cavity of described device is observed；Record the registration of pressure gauge after a certain period of time
For registration two, time length can depend on the circumstances；In the process, the gas of hyperbaric environment is permeated to environment under low pressure, also
It is that ambient atmos are gradually permeated and diffused into inside the closed cavity that the detected materials are formed so that closed cavity air pressure inside
It changes.
S103. according to the registration one, registration two and time, the infiltration coefficient of detected materials is calculated.
In another feasible embodiment of the utility model, a kind of material permeability coefficient detection device is provided, is had
Body, as shown in fig. 6, a kind of material permeability coefficient detection device, described device include：Chassis 1, detected materials 2, cylindrical outer cover
8th, cover board 3, gas injection equipment 7, first gas pipeline 4, vacuum drawn equipment 5 and second gas pipeline 6, the gas injection
Equipment connects one end of the first gas pipeline 4, and the other end of the first gas pipeline 4 connects 1 side of chassis, institute
It states and the detected materials 2 is set on chassis 1,1 top of chassis sets the cylindrical outer cover 8, and 8 top of cylindrical outer cover is set
The cover board 3 is put, one end of the second gas pipeline 6, the other end of the second gas pipeline 6 are connected on the cover board 3
Connect the vacuum drawn equipment 5.
Specifically, setting vent line, the entrance of the vent line are arranged on 1 upper surface of chassis, institute in the chassis 1
The gas outlet for stating vent line is arranged on the side on the chassis 1, for circulated gases；The inlet setting of the vent line
The print of detected materials 2；At least two through-holes are also provided on the chassis 1, for the cover board 3, institute to be bolted
It states bolt one end and connects the chassis 1, the other end connects the cover board 3, and is designed on the chassis 1 and 3 both sides of cover board
Nut, for fixing the position on the chassis 1 and cover board 3.
Specifically, the first gas pipeline 4 includes：First snorkel 41 and the first valve 42, first valve 42
It is arranged on the first snorkel 41, one end connection 1 lateral flow orifices of chassis of the first snorkel 41, described in other end connection
Gas injection equipment 7, the gas injection equipment 7 are used for device inside injection detection gas used.
Further, the cylindrical outer cover 8 is made of metal material, and one end connects the chassis 1, described in other end connection
Cover board 3 because its hardness is larger, can support certain space, both ends are with the chassis 1 and 3 junction of cover board using sealing
Circle sealing, forms a closed cavity.
Further, the cover board 1 is equipped with venthole, and the venthole connects the second gas pipeline 6, and described the
Two gas pipelines 6 include：Second snorkel 61, air gauge 62,63 and second valve 64 of third snorkel, second snorkel
61 one end connects the chassis 1, and the other end of second snorkel 61 connects the air gauge 62 and third snorkel 63
One end, the other end of the third snorkel 63 connects second valve 64 and the vacuum drawn equipment 5, described second
Valve 64 is used to control the gas in the cavity to enter the vacuum drawn equipment 5, while avoid air after vacuumizing
Into the closed cavity；The air gauge 62 detects the air pressure in the cavity；The vacuum drawn equipment 5, for institute
It states closed cavity and carries out vacuum pumping.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all in this practicality
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (10)
1. a kind of material permeability coefficient detection device, which is characterized in that described device includes：Chassis (1), detected materials (2), lid
Plate (3), first gas pipeline (4), vacuum drawn equipment (5) and second gas pipeline (6), the vacuum drawn equipment (5) is even
One end of the second gas pipeline (6) is connect, the other end of the second gas pipeline (6) connects chassis (1) side, institute
It states and the detected materials (2) is set on chassis (1), the cover board (3), the cover board (3) are set above the detected materials (2)
The upper connection first gas pipeline (4)；
Setting vent line in the chassis (1), side is equipped with venthole, for circulated gases；
The detected materials (2) are hollow cylinders, and both ends are connected separately with chassis (1) and cover board (3), form closed cavity；
The cover board (3) is equipped with venthole, for circulated gases and connects the first gas pipeline (4)；
The vacuum drawn equipment (5), for carrying out vacuum pumping to the closed cavity；
The second gas pipeline (6), for circulated gases and detection device air pressure inside.
2. a kind of material permeability coefficient detection device according to claim 1, which is characterized in that set on the chassis (1)
At least two through-holes are put, for the cover board (3) to be bolted.
A kind of 3. material permeability coefficient detection device according to claim 2, which is characterized in that bolt one end connection
The chassis (1), the other end connects the cover board (3), and is designed with nut in the chassis (1) and cover board (3) both sides, uses
In the fixation chassis (1) and the position of cover board (3).
A kind of 4. material permeability coefficient detection device according to claim 2, which is characterized in that the detected materials (2)
Height and the distance between the chassis (1) and the cover board (3) unanimously, and the detected materials (2) both ends with it is described
Chassis (1) and the cover board (3) connection, junction is additionally provided with sealing ring.
5. a kind of material permeability coefficient detection device according to claim 4, which is characterized in that on the cover board (3) also
At least two through-holes are provided with, for being bolted with described.
A kind of 6. material permeability coefficient detection device according to claim 1, which is characterized in that the first gas pipeline
(4) include：First snorkel and the first valve, first valve are arranged on the first snorkel.
7. a kind of material permeability coefficient detection device according to claim 6, which is characterized in that first valve is used for
When retracting the detected materials (2), the closed cavity inner and outer air pressure is balanced, convenient for retracting for detected materials (2).
A kind of 8. material permeability coefficient detection device according to claim 1, which is characterized in that the second gas pipeline
(6) include：Second snorkel, air gauge, third snorkel and the second valve, one end of second snorkel connect the bottom
Disk (1), the other end of second snorkel connect one end of the air gauge and third snorkel, the third snorkel
The other end connects second valve and the vacuum drawn equipment (5).
9. a kind of material permeability coefficient detection device according to claim 8, which is characterized in that second valve is used for
The gas in the closed cavity is controlled to enter the vacuum drawn equipment (5), while air after vacuumizing is avoided to enter
The closed cavity.
A kind of 10. material permeability coefficient detection device according to claim 4, which is characterized in that the detected materials (2)
It is the graphite material for impregnating resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721719198.4U CN207586094U (en) | 2017-12-12 | 2017-12-12 | A kind of material permeability coefficient detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721719198.4U CN207586094U (en) | 2017-12-12 | 2017-12-12 | A kind of material permeability coefficient detection device |
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| Publication Number | Publication Date |
|---|---|
| CN207586094U true CN207586094U (en) | 2018-07-06 |
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| CN201721719198.4U Active CN207586094U (en) | 2017-12-12 | 2017-12-12 | A kind of material permeability coefficient detection device |
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| CN (1) | CN207586094U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107796746A (en) * | 2017-12-12 | 2018-03-13 | 南通星球石墨设备有限公司 | A kind of material permeability coefficient detection means |
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2017
- 2017-12-12 CN CN201721719198.4U patent/CN207586094U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107796746A (en) * | 2017-12-12 | 2018-03-13 | 南通星球石墨设备有限公司 | A kind of material permeability coefficient detection means |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 226500 Jiangsu province Nantong City Jiuhua town Rugao City Huaxing Road No. 8 Patentee after: Nantong star graphite Co., Ltd Address before: 226500 Jiangsu province Nantong City Jiuhua town Rugao City Huaxing Road No. 8 Patentee before: Nantong Xingqiu Graphite Facilities Company |