CN209438155U - A kind of device of concrete water the mud filters pressing of hole solution joint and suction filtration - Google Patents
A kind of device of concrete water the mud filters pressing of hole solution joint and suction filtration Download PDFInfo
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- CN209438155U CN209438155U CN201822235454.3U CN201822235454U CN209438155U CN 209438155 U CN209438155 U CN 209438155U CN 201822235454 U CN201822235454 U CN 201822235454U CN 209438155 U CN209438155 U CN 209438155U
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Abstract
A kind of device of concrete water the mud filters pressing of hole solution joint and suction filtration, belongs to concrete test technical field.The present apparatus connects vacuum filtration room, it can be achieved that the effect filtered while filters pressing in concrete hole solution filter-pressing device lower part.Press filtration unit is made of piston 1, cylinder body 2, sample space 9, subiculum 4, stephanoporate steel plate 5, strainer 6, steel pipe 7, and o shape circle is cased at the top of piston 1 and reinforces sealing.It filters unit and is formed by filtering room pedestal 3, suction filtration room 12 and vacuum adapter 11, filters pressing part is connected with suction filtration part by silica gel sealing ring.Device is in use, sample is put into 9, and be put into the container for connecing filtrate in 12.Then press station is placed a device into, opens vacuum pump during pressurization simultaneously.More hole solutions can be obtained under same pressure condition.The case where according to cement slurry pore structure, can also according to circumstances use separately as filtering with filter-pressing device.
Description
Technical field
The utility model relates to a kind of devices for obtaining concrete water mud hole solution under vacuum conditions, belong to concrete
The field of test technology.
Background technique
Concrete water mud hole solution filters pressing can be mixed very well by analyzing the hole solution that filters pressing obtains
The information of solidifying soil hydration process.Existing concrete filtrate filter-pressing device is generally as shown in Figure 1.By piston, cylindrical drum, circular groove,
Liquid collecting hole and pedestal composition.Such as Fig. 1.It is put into filter-pressing device after sample to age, then filter-pressing device is put on a hydraulic press
Syringe collecting filters pressing solution is finally used in filters pressing.This device exists following insufficient, and first when being filters pressing hole solution, required
Pressure it is bigger, when pressure reaches 500MPa or more, the hole solution of adsorption layer can be extruded, thus the measurement to hole solution
As a result it has an impact.Second is that the filtrate extruded has carbonization, needs to reinforce anti-carbonization measure, to prevent two in air
Interference of the carbonoxide to test result.
Utility model content
The purpose of the utility model is to provide the devices of a kind of filters pressing of cement slurry hole solution joint and suction filtration, to certain
Existing apparatus is solved the problems, such as in degree.
The present apparatus connects vacuum filtration room, it can be achieved that carrying out while filters pressing in concrete hole solution filter-pressing device lower part
The effect of suction filtration.
A kind of device of concrete water the mud filters pressing of hole solution joint and suction filtration, including piston (1), cylinder body (2), sample are empty
Between (9), subiculum (4), stephanoporate steel plate (5), strainer (6), steel pipe (7) filter room pedestal (3), filter room (12) and vacuum adapter
(11), cylinder body (2) is hollow, upper port and lower port opening, the mating piston of upper port (1), is sample below cylinder body (2) inner piston
Product space (9);Filter room pedestal (3) be lower end closure upper end opening hollow cylinder, in seem cavity as filter room (12),
It filters and successively uses subiculum (4), stephanoporate steel plate (5), strainer (6), stephanoporate steel plate (5) in room pedestal (3) upper port from bottom to top
(i.e. two pieces of stephanoporate steel plates clamp a strainer) carries out covering upper port, and the upper surface of strainer (6) is the lower port of cylinder body (2);Subiculum
(4) center is embedded with steel pipe (7), and the upper port of steel pipe (7) is close to stephanoporate steel plate (5), and the lower port of steel pipe (7) extend into suction filtration
In room (12);The diameter for filtering room is greater than the diameter of sample space (9);It filters room pedestal (3) side and is equipped with vacuum adapter (11)
It connects and filters room (12);The circumferential outer edge of subiculum (4) is the platform that raises upward, and is equipped among the lower port end face of cylinder body (2)
Concave up platform cooperates sealing ring to seal between subiculum (4) and cylinder body (2) between the two.
The centre of stephanoporate steel plate this have and be equipped with a plurality of with steel pipe (7) centre bore opposing upper and lower, the lower surface of stephanoporate steel plate
The groove dispersed centered on centre bore, such as a plurality of groove form rice font structure.
The upper port periphery for filtering room pedestal (3) is equipped with upward raised platforms and the lower port end face of cylinder body (2) passes through
Sealing ring sealing.
Piston upper end is cased with o shape circle and reinforces sealing.
Filters pressing part is connected with suction filtration part by silica gel sealing ring.Device is in use, be put into sample space (9) for sample
In, and the container for connecing filtrate is put into filtering room (12).Then press station is placed a device into, is opened simultaneously during pressurization
Vacuum pump connects vacuum adapter (11).More hole solutions can be obtained under same pressure condition.According to cement slurry pore structure
The case where, it can also according to circumstances be used separately as filtering with filter-pressing device.It can be used for studying concrete hole solution composition with age
Phase, and track the hydration process of concrete water mud.
Detailed description of the invention
Fig. 1 is prior-art devices.
Fig. 2 is utility model device structural schematic diagram;
Fig. 3 is filter structure figure.
Piston 1, filters room pedestal 3, subiculum 4, stephanoporate steel plate 5, strainer 6, steel pipe 7, the first sealing ring 8, sample at cylinder body 2
Space 9, vacuum adapter 11, filters room 12 at second sealing ring 10.
Specific embodiment
The utility model is described further below with reference to embodiment.
Embodiment 1
The present apparatus connects vacuum filtration room, it can be achieved that carrying out while filters pressing in concrete hole solution filter-pressing device lower part
The effect of suction filtration.By piston 1, cylinder body 2, sample space 9, subiculum 4, stephanoporate steel plate 5, strainer 6, steel pipe 7 form press filtration unit, living
1 top of plug is cased with o shape circle and reinforces sealing.It filters unit and is formed by filtering room pedestal 3, suction filtration room 12 and vacuum adapter 11, filters pressing
Part is connected with suction filtration part by silica gel sealing ring.Device is in use, sample is put into 9, and be put into 12 and connect filtrate
Container.Then press station is placed a device into, opens vacuum pump during pressurization simultaneously.It can be obtained under same pressure condition
To more hole solutions.The case where according to cement slurry pore structure, can also according to circumstances make separately as filtering with filter-pressing device
With.It can be used for studying concrete hole solution composition with age, and track the hydration process of concrete water mud.
Present apparatus key dimension are as follows: sample room space diameter is 50mm-60mm, is highly 60-100mm;Sample room wall thickness
For 80-100mm, to guarantee safety.Two pieces of filters pressing room lower part stephanoporate steel plate, stephanoporate steel plate bottom surface have the radial through-hole of M shape
Groove, depth of groove 0.1-0.2mm, for stephanoporate steel plate with a thickness of 1-2mm, rice word center is center hole, stephanoporate steel plate diameter root
It is 50-60mm according to the diameter adjustment of sample space, strainer i.e. steel wire is accompanied between two-layered steel plates, sieve pore is 60-120 mesh.
Mat thickness is the silica gel pad of 1mm between press filtration unit and vacuum unit, to play sealing function.Vacuum chamber is cylindrical empty
Chamber, cavity height 40-80mm, cavity diameter 40-80mm, it is 30mm-60mm that press filtration unit, which protrudes into vacuum length of tube,.Very
There is vacuum tube joint in empty room side, can connect vacuum pump.
Device filters in room 12 in use, the container for accepting hole solution is placed in, and connects vacuum pump, and 4 are placed on 3, and
Guarantee that the steel pipe of 4 lower parts is in above the container in 3, and adds at 3 top in 3 groove as figure is put into filter plate and strainer
Then washer is put in 2 on 3, high 100mm is then placed in 2, and diameter is the test block of 50mm.Vacuum pump is opened, when connection is true
After sky pump vacuum meter reading is constant, press is opened, carries out hole solution filters pressing, after pressure gauge reading to setting reading, sheds pressure
The airborne lotus of power, and vacuum pump is then closed, it is vented.Hole solution is taken out in provision for disengagement.
Claims (4)
1. a kind of device of concrete water the mud filters pressing of hole solution joint and suction filtration, which is characterized in that including piston (1), cylinder body
(2), sample space (9), subiculum (4), stephanoporate steel plate (5), strainer (6), steel pipe (7) filter room pedestal (3), filter room (12)
With vacuum adapter (11), cylinder body (2) is hollow, upper port and lower port opening, the mating piston of upper port (1), cylinder body (2) inner piston
It is below sample space (9);Filter room pedestal (3) be lower end closure upper end opening hollow cylinder, in seem cavity as take out
Filter chamber (12) filters in room pedestal (3) upper port from bottom to top successively using subiculum (4), stephanoporate steel plate (5), strainer (6), more
Two pieces of stephanoporate steel plates of hole steel plate (5) i.e. clamp a strainer and carry out covering upper port, and the upper surface of strainer (6) is the lower end of cylinder body (2)
Mouthful;The center of subiculum (4) is embedded with steel pipe (7), and the upper port of steel pipe (7) is close to stephanoporate steel plate (5), and the lower port of steel pipe (7) is stretched
Enter into suction filtration room (12);The diameter for filtering room is greater than the diameter of sample space (9);It filters room pedestal (3) side and is equipped with vacuum
Connector (11), which is connected, filters room (12);The circumferential outer edge of subiculum (4) is the platform that raises upward, the lower port end face of cylinder body (2)
Centre is equipped with concave up platform, cooperates sealing ring to seal between subiculum (4) and cylinder body (2) between the two;
The centre of stephanoporate steel plate this have and be equipped with a plurality of in steel pipe (7) centre bore opposing upper and lower, the lower surface of stephanoporate steel plate
The groove dispersed centered on heart hole.
2. the device of a kind of concrete water the mud filters pressing of hole solution joint and suction filtration described in accordance with the claim 1, feature exist
In a plurality of groove forms rice font structure.
3. the device of a kind of concrete water the mud filters pressing of hole solution joint and suction filtration described in accordance with the claim 1, feature exist
In the upper port periphery for filtering room pedestal (3) passes through sealing ring equipped with the lower port end face of upward raised platforms and cylinder body (2)
Sealing.
4. the device of a kind of concrete water the mud filters pressing of hole solution joint and suction filtration described in accordance with the claim 1, feature exist
In piston upper end is cased with o shape circle and reinforces sealing.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201822235454.3U CN209438155U (en) | 2018-12-28 | 2018-12-28 | A kind of device of concrete water the mud filters pressing of hole solution joint and suction filtration |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201822235454.3U CN209438155U (en) | 2018-12-28 | 2018-12-28 | A kind of device of concrete water the mud filters pressing of hole solution joint and suction filtration |
Publications (1)
Publication Number | Publication Date |
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CN209438155U true CN209438155U (en) | 2019-09-27 |
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CN201822235454.3U Active CN209438155U (en) | 2018-12-28 | 2018-12-28 | A kind of device of concrete water the mud filters pressing of hole solution joint and suction filtration |
Country Status (1)
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CN (1) | CN209438155U (en) |
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2018
- 2018-12-28 CN CN201822235454.3U patent/CN209438155U/en active Active
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