CN209311286U - A kind of device for testing graphite material gas permeability - Google Patents
A kind of device for testing graphite material gas permeability Download PDFInfo
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- CN209311286U CN209311286U CN201821898056.3U CN201821898056U CN209311286U CN 209311286 U CN209311286 U CN 209311286U CN 201821898056 U CN201821898056 U CN 201821898056U CN 209311286 U CN209311286 U CN 209311286U
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- test tank
- gas permeability
- graphite material
- material gas
- compacting ring
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Abstract
The utility model discloses a kind of devices for testing graphite material gas permeability, including test tank, compacting ring, graphite piece, inlet and outlet pipes and compressed air inlet pipe, test tank lower ending opening, graphite piece is arranged in test tank lower end, compacting ring is arranged in graphite piece lower part, compacting ring is connect with test tank, test tank top side is provided with inlet and outlet pipes, the other side is provided with compressed air inlet pipe, compacting ring and test tank are connected through a screw thread, test tank lower outside is provided with external screw thread, compacting ring side is internally provided with the internal screw thread matched with external screw thread, it further include support frame, support frame is connected to the two sides of test tank lower part by hinged block, test tank side is provided with pressure gauge, ring-shaped rubber washer is provided between graphite piece and test pot bottom.The utility model structure is simple, easy to operate, can make qualitative analysis to the gas permeability of graphite material, provides Technical Reference for the processing sorting applied to different industries.
Description
Technical field
The utility model relates to graphite material research and development and test equipment technical field, and in particular to a kind of test graphite material
The device of gas permeability.
Background technique
Graphite material has excellent lubrication, thermally conductive, corrosion resistance, and has good high temperature resistant, low temperature tolerance characteristics,
Especially fine graphite is with more the performance characteristics such as highly dense, high-strength, high-purity.Graphite product is in different application field to graphite material
The gas permeability of material has different requirements.When graphite material is used for sealing element, it is desirable that the lower gas permeability the better；When for chemical industry pipe fitting,
Requirement that good corrosion resistance, therefore it is higher to the gas permeability requirements of graphite material, or even need to accomplish impermeable graphite；For heat
When tool and mould, it is desirable that the substances such as moulding material gas produced during the preparation process can be discharged in time, therefore require graphite material ventilative
The higher the better for property.
The gas permeability of graphite material and its preparation process, technical formula, heat treatment process etc. are related.In order to give different industries
Client, which provides, meets the graphite material of requirement, must have the qualitative, very of gas permeability to the higher field of gas permeability requirements
To quantitative data foundation.
Utility model content
To overcome technological deficiency of the existing technology, the utility model discloses a kind of test graphite material gas permeabilities
Device, structure is simple, easy to operate, qualitative analysis can be made to the gas permeability of graphite material, for applied to different industries
It processes sorting and Technical Reference is provided.
A kind of device of the test graphite material gas permeability of the utility model, including test tank, compacting ring, graphite piece, into
Graphite piece is arranged in outfall sewer and compressed air inlet pipe, the test tank lower ending opening, test tank lower end, and graphite piece lower part is set
Compacting ring is set, the compacting ring is connect with test tank, and test tank top side is provided with inlet and outlet pipes, and the other side is provided with compression
Air intake duct.
Preferably, the compacting ring and test tank are connected through a screw thread, and test tank lower outside is provided with external screw thread, are compressed
Circle side is internally provided with the internal screw thread matched with external screw thread.
It preferably, further include support frame, support frame as described above is connected to the two sides of test tank lower part by hinged block.
Preferably, the test tank side is provided with pressure gauge.
Preferably, filter and the first ball valve are provided on the inlet and outlet pipes pipeline.
Preferably, it is provided with exhaust pipe at the top of the test tank, is provided with the second ball valve on the exhaust pipe pipeline.
Preferably, it is provided at test tank on the inlet and outlet pipes, compressed air inlet pipe and exhaust pipe pipeline
Connecting flange is provided with third ball valve on compressed air inlet pipe pipeline.
Preferably, ring-shaped rubber washer is provided between the graphite piece and test pot bottom.
The utility model has the following beneficial effects: by the way that water is arranged in the closed test tank in portion on a graphite piece, using adding
The pressurization of air is pressed, qualitative analysis can be made to the gas permeability of graphite piece by observing the infiltration situation of graphite piece lower surface,
Technical Reference is provided for the processing sorting applied to different industries.
Detailed description of the invention
Fig. 1 is a kind of a kind of specific embodiment structure of device for testing graphite material gas permeability described in the utility model
Schematic diagram.
The entitled 1- filter of appended drawing reference in figure, 2- inlet and outlet pipes, the first ball valve of 3-, 4- connecting flange, the second ball of 5-
Valve, 6- exhaust pipe, 7- compressed air inlet pipe, 8- third ball valve, 9- test tank, 10- pressure gauge, 11- hinged block, 12- support
Frame, 13- ring-shaped rubber washer, 14- graphite piece, 15- compacting ring.
Specific embodiment
More detailed description is done to the embodiments of the present invention below in conjunction with attached drawing and appended drawing reference, makes to be familiar with ability
The technology people in domain can implement accordingly after studying this specification carefully.It should be appreciated that specific embodiment described herein is only to solve
The utility model is released, is not used to limit the utility model.
In the description of the present invention, it should be noted that the orientation of the instructions such as term " on ", "horizontal", "inner" or
Positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description,
Rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, because
This should not be understood as limiting the present invention.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in utility model.
Embodiment: a kind of device of test graphite material gas permeability referring to figure 1, including test tank 9, compacting ring
15, stone is arranged in graphite piece 14, inlet and outlet pipes 2 and compressed air inlet pipe 7,9 lower ending opening of test tank, 9 lower end of test tank
Compacting ring 15 is arranged in black part 14,14 lower part of graphite piece, and the compacting ring 15 is connect with test tank 9, the setting of 9 top side of test tank
There are inlet and outlet pipes 2, the other side is provided with compressed air inlet pipe 7.
Test tank 9 is used to provide the pressure space of test, and for pouring into water and compressed air, graphite piece 14 is part to be measured,
The lower port of test tank 9 is sealed, compacting ring 15 is passed in and out for being fixed on graphite piece 14 at the lower port of test tank 9
Water pipe is used to the inside of test tank 9 inject or discharge water, and compressed air inlet pipe 7 is used for empty to input compression inside test tank 9
Gas, so as to reach certain pressure inside test tank 9.
The compacting ring 15 and test tank 9 are connected through a screw thread, and 9 lower outside of test tank is provided with external screw thread, compacting ring
15 sides are internally provided with the internal screw thread matched with external screw thread.Threaded connection can be such that compacting ring 15 and test tank 9 connects
It is stronger, and dismount it is more convenient, convenient for the replacement of graphite piece.
It further include support frame 12, support frame as described above 12 is connected to the two sides of 9 lower part of test tank, support frame by hinged block 11
12 is hinged with test tank 9, can after testing reverse test tank 9, and the water inside test tank 9 is discharged.
9 side of test tank is provided with pressure gauge 10, convenient for the pressure inside observation test tank 9, detects convenient for level pressure.
Filter 1 and the first ball valve 3, input and row of the inlet and outlet pipes 2 for water are provided on 2 pipeline of inlet and outlet pipes
Out, filter 1 is used to before entering test tank 9 to water be filtered, and removes the visible particulate impurities in water, avoids impurity to survey
The influence of test result.
It is provided with exhaust pipe 6 at the top of the test tank 9, is provided with the second ball valve 5, exhaust pipe 6 on 6 pipeline of exhaust pipe
When for inputting water, the air in test tank 9 is discharged, can also pass through when test pressure is excessive and open the second of exhaust pipe 6
Ball valve 5 reduces the pressure inside test tank 9.
Connection is provided at test tank 9 on 6 pipeline of the inlet and outlet pipes 2, compressed air inlet pipe 7 and exhaust pipe
Flange 4, third ball valve 8 is provided on 7 pipeline of compressed air inlet pipe, and connecting flange is used for inlet and outlet pipes 2, compressed air air inlet
The fast assembling-disassembling of pipe 7 and exhaust pipe 6, convenient for the reversing after the completion of test to test tank 9.
The graphite piece 14 and test tank are provided with ring-shaped rubber washer 13 between 9 bottom, can reinforce sealing effect, prevent
Only the water in test tank 9 is flowed out from sealing place.
Its course of work are as follows: after graphite piece 14 is fixed on 9 bottom of test tank by compacting ring 15, by opening the first ball
Valve 3 and the second ball valve 5, close third ball valve 8, and water enters test tank 9 from inlet and outlet pipes 2, is then shut off the first ball valve 3 and second
Ball valve 5 opens third ball valve 8, to test tank 9 inside be passed through compressed air, observe the infiltration situation of 14 lower part of graphite piece, thus
The gas permeability for determining graphite piece 14 after detection, closes third ball valve 8, opens 5 pressure release of the second ball valve, then split Inlet and outlet water
Connecting flange 4 on 6 pipeline of pipe 2, compressed air inlet pipe 7 and exhaust pipe, test tank 9 is reversed, by the water inside test tank 9
Discharge, then remove graphite piece 14.
It is not only in the description and the implementation although the embodiments of the present invention have been disclosed as above
Listed utilization, it can be applied to various fields suitable for the present invention completely, for those skilled in the art,
Other modifications may be easily implemented, therefore without departing from the general concept defined in the claims and the equivalent scope, this reality
It is not limited to specific details and legend shown and described herein with novel.
Claims (8)
1. a kind of device for testing graphite material gas permeability, it is characterised in that: including test tank (9), compacting ring (15), graphite piece
(14), stone is arranged in inlet and outlet pipes (2) and compressed air inlet pipe (7), test tank (9) lower ending opening, test tank (9) lower end
Compacting ring (15) are arranged in black part (14), graphite piece (14) lower part, and the compacting ring (15) connect with test tank (9), test tank (9)
Top side is provided with inlet and outlet pipes (2), and the other side is provided with compressed air inlet pipe (7).
2. a kind of device for testing graphite material gas permeability according to claim 1, it is characterised in that: the compacting ring
(15) be connected through a screw thread with test tank (9), test tank (9) lower outside is provided with external screw thread, compacting ring (15) side it is interior
Portion is provided with the internal screw thread matched with external screw thread.
3. a kind of device for testing graphite material gas permeability according to claim 1, it is characterised in that: further include support frame
(12), support frame as described above (12) is connected to the two sides of test tank (9) lower part by hinged block (11).
4. a kind of device for testing graphite material gas permeability according to claim 1, it is characterised in that: the test tank
(9) side is provided with pressure gauge (10).
5. a kind of device for testing graphite material gas permeability according to claim 1, it is characterised in that: the inlet and outlet pipes
(2) filter (1) and the first ball valve (3) are provided on pipeline.
6. a kind of device for testing graphite material gas permeability according to claim 1, it is characterised in that: the test tank
(9) top is provided with exhaust pipe (6), is provided with the second ball valve (5) on exhaust pipe (6) pipeline.
7. a kind of device for testing graphite material gas permeability according to claim 1, it is characterised in that: the inlet and outlet pipes
(2), it is provided with connecting flange (4), compresses at test tank (9) on compressed air inlet pipe (7) and exhaust pipe (6) pipeline
Third ball valve (8) are provided on air intake duct (7) pipeline.
8. a kind of device for testing graphite material gas permeability according to claim 1, it is characterised in that: the graphite piece
(14) ring-shaped rubber washer (13) are provided between test tank (9) bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821898056.3U CN209311286U (en) | 2018-11-19 | 2018-11-19 | A kind of device for testing graphite material gas permeability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821898056.3U CN209311286U (en) | 2018-11-19 | 2018-11-19 | A kind of device for testing graphite material gas permeability |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209311286U true CN209311286U (en) | 2019-08-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821898056.3U Active CN209311286U (en) | 2018-11-19 | 2018-11-19 | A kind of device for testing graphite material gas permeability |
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|---|---|
| CN (1) | CN209311286U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111337405A (en) * | 2020-03-20 | 2020-06-26 | 山东伟基炭科技有限公司 | Testing arrangement of graphite material's air permeability |
-
2018
- 2018-11-19 CN CN201821898056.3U patent/CN209311286U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111337405A (en) * | 2020-03-20 | 2020-06-26 | 山东伟基炭科技有限公司 | Testing arrangement of graphite material's air permeability |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 610000 No. 88, NanEr Road, Chengdu Economic and Technological Development Zone, Sichuan Province Patentee after: Chengdu Fangda Carbon Carbon Composite Co.,Ltd. Address before: 610000 No. 88, NanEr Road, Chengdu Economic and Technological Development Zone, Sichuan Province Patentee before: CHENGDU CARBON Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |