CN211179459U - Automatic pressurization concrete permeability detection device - Google Patents
Automatic pressurization concrete permeability detection device Download PDFInfo
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- CN211179459U CN211179459U CN201922363234.3U CN201922363234U CN211179459U CN 211179459 U CN211179459 U CN 211179459U CN 201922363234 U CN201922363234 U CN 201922363234U CN 211179459 U CN211179459 U CN 211179459U
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- concrete
- detection device
- sealing ring
- permeability detection
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Abstract
The utility model discloses an automatic pressurization concrete permeability detection device, including the concrete sample, the sample frame, the table wall is provided with protruding ring in the bottom of sample frame, the inside of sample frame is provided with the sealing ring, the outer table wall in top bottom of sealing ring all sets up flutedly, the top of sample frame is connected with the top cap through bolt-up the utility model discloses in, through the setting of air compressor, water tank, level gauge, the case of intaking, utilize air compressor to impress into the case of intaking through the inlet tube in with the water storage tank, during rivers pass through the case infiltration concrete sample of intaking, through compressed air pressure P, concrete sample length L, the sectional area A1 and the concrete sample sectional area A2 of inlet tube can obtain the velocity of flow v2 through the concrete sample, calculate the osmotic coefficient K of sample by darcy law again, can obtain comparatively accurate osmotic coefficient from this.
Description
Technical Field
The utility model relates to a concrete technical field especially relates to an automatic pressurization concrete permeability detection device.
Background
The concrete quality inspection can be divided into three aspects of internal quality (compressive strength, flexural strength, frost resistance, impermeability, chloride ion permeability resistance, thickness of a reinforcing steel bar protective layer and the like), surface quality and overall dimension quality, when evaluating the performance of concrete, permeability is an important index, and the permeability and durability of concrete have close relation.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: the automatic pressurizing concrete permeability detection device is provided for solving the problem that the concrete permeability detection device has a large error in a permeability detection result.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides an automatic pressurization concrete permeability detection device, includes the concrete sample, sample frame, the table wall is provided with protruding ring in the bottom of sample frame, the inside of sample frame is provided with the sealing ring, the top bottom of sealing ring all sets up flutedly on the table wall outward, there is the top cap at the top of sample frame through bolt-up connection, the lower terminal surface of sample frame is provided with the case of intaking, the case of intaking has the storage water tank through the inlet tube intercommunication, the storage water tank has air compressor through the intake pipe intercommunication.
As a further description of the above technical solution:
and the air inlet pipe is provided with a control valve.
As a further description of the above technical solution:
and a water control valve is arranged on the water inlet pipe.
As a further description of the above technical solution:
the water storage tank is provided with a liquid level meter.
As a further description of the above technical solution:
the bottom end of the sealing ring is located below the concrete sample, and the inner diameter of the bottom end of the sealing ring is smaller than that of the concrete sample.
As a further description of the above technical solution:
the sealing ring is made of rubber.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. the utility model discloses in, through air compressor, the water tank, the level gauge, the setting of case of intaking, utilize air compressor to impress the water tank in through the inlet tube into the water tank, rivers can obtain the velocity of flow v2 through the concrete sample through the case infiltration concrete sample that intakes among, through concrete sample length L, the sectional area A1 and the concrete sample sectional area A2 of inlet tube, calculate the osmotic coefficient K of sample by Darcy's law again, can obtain comparatively accurate osmotic coefficient from this.
2. The utility model discloses in, through the setting of support ring, sample frame for concrete sample and support ring closely laminate, form confined space between support ring and sample frame and the top cap, prevent when making concrete sample carry out the permeability test that rivers from spilling over from the gap between concrete sample and the sample frame.
Drawings
Fig. 1 is a schematic front view of an automatic pressurized concrete permeability detection apparatus according to an embodiment of the present invention;
fig. 2 is a schematic diagram illustrating a front view of an internal structure of an automatic pressurized concrete permeability detection apparatus according to an embodiment of the present invention;
fig. 3 shows a schematic view of a sealing ring structure of an automatic pressurizing concrete permeability detection device according to an embodiment of the present invention.
Illustration of the drawings:
1. concrete samples; 2. a sample holder; 201. a raised ring; 3. a top cover; 4. a seal ring; 401. a groove; 5. a water inlet tank; 6. a water inlet pipe; 7. a water storage tank; 8. a liquid level meter; 9. an air compressor; 10. a control valve; 11. an air inlet pipe; 12. a water control valve.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Please refer to fig. 1-3, the utility model provides an automatic pressurization concrete permeability detection device, including concrete sample 1, concrete sample 1's shape is cylindric, length is L, the sectional area is A1, sample frame 2, the bottom inside surface wall of sample frame 2 is provided with protruding ring 201, the inside of sample frame 2 is provided with sealing ring 4, concrete sample 1 and sealing ring 4 interference fit, sealing ring 4's top bottom outside surface wall has all seted up recess 401, recess 401 package is established in the outside of protruding ring 201, strengthen sample frame 2's leakproofness, the top of sample frame 2 is connected with top cap 3 through bolt fastening, can strengthen the extrusion strength between top cap 3 remaining sealing ring 4 through adjusting bolt, top cap 3 makes sealing ring 4 take place elastic deformation with the front extrusion of sealing ring 4, thereby with top cap 3 seamless connection, the lower terminal surface of sample frame 2 is provided with water inlet tank 5, water inlet tank 5 communicates through 6 has water storage tank 7, the sectional area of water inlet pipe 6 is A2, water storage tank 7 communicates through air compressor 9, the air compressor 9 is the air pressure that air pressure produced.
Specifically, as shown in fig. 1, a control valve 10 is disposed on the intake pipe 11 to control the amount of intake air in the intake pipe 11, so as to change the magnitude of the air pressure P.
Specifically, as shown in fig. 1, a water control valve 12 is disposed on the water inlet pipe 6, so as to facilitate the communication of the water inlet pipe 6.
Specifically, as shown in fig. 1, a liquid level meter 8 is disposed on the water storage tank 7, and can detect a liquid level change inside the water storage tank 7.
Specifically, as shown in fig. 2, the inner diameter of the bottom end of the sealing ring 4 below the concrete sample 1 is smaller than the inner diameter of the concrete sample 1, so that the concrete sample 1 can be fixed inside the sealing ring 4.
Specifically, as shown in fig. 3, the sealing ring 4 is made of rubber, so that the sealing ring 4 can be elastically deformed, and is seamlessly connected with the extrusion piece.
The working principle is that when the device is used, the air compressor 9 is started, the control valve 10 and the water control valve 12 are opened, the air pressure of the air compressor 9 is P, water in the water inlet tank 5 is pressed into the water inlet tank 5 through the water inlet pipe 6 by the atmospheric pressure of the air compressor 9, the water in the water inlet tank 5 is pressed into the sample frame 2 and permeates into the concrete sample 1, the flow velocity v2 of the concrete sample 1 can be obtained through the length L of the concrete sample, the sectional area A1 of the water inlet pipe 6 and the sectional area A2 of the concrete sample, the permeability coefficient K of the sample is v2 x L/P through Darcy's law, and P refers to the compressed air pressure, so that accurate permeability coefficient can be obtained.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides an automatic pressurization concrete permeability detection device, includes concrete sample (1), sample frame (2), its characterized in that, the table wall is provided with protruding ring (201) in the bottom of sample frame (2), the inside of sample frame (2) is provided with sealing ring (4), the outer table wall in top bottom of sealing ring (4) all is seted up fluted (401), there is top cap (3) at the top of sample frame (2) through bolt-up connection, the lower terminal surface of sample frame (2) is provided with into water tank (5), it has storage water tank (7) through inlet tube (6) intercommunication to intake water tank (5), storage water tank (7) have air compressor (9) through intake pipe (11) intercommunication.
2. The automatic pressurized concrete permeability detection device according to claim 1, wherein the air inlet pipe (11) is provided with a control valve (10).
3. The automatic pressurized concrete permeability detection device according to claim 1, wherein the water inlet pipe (6) is provided with a water control valve (12).
4. The automatic pressurized concrete permeability detection device according to claim 1, characterized in that a liquid level meter (8) is provided on the water storage tank (7).
5. The automatic pressurized concrete permeability detection device according to claim 1, wherein the inner diameter of the bottom end of the sealing ring (4) below the concrete sample (1) is smaller than the inner diameter of the concrete sample (1).
6. The automatic pressurized concrete permeability detection device according to claim 5, wherein the sealing ring (4) is made of rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922363234.3U CN211179459U (en) | 2019-12-25 | 2019-12-25 | Automatic pressurization concrete permeability detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922363234.3U CN211179459U (en) | 2019-12-25 | 2019-12-25 | Automatic pressurization concrete permeability detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211179459U true CN211179459U (en) | 2020-08-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922363234.3U Expired - Fee Related CN211179459U (en) | 2019-12-25 | 2019-12-25 | Automatic pressurization concrete permeability detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211179459U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113176189A (en) * | 2021-04-26 | 2021-07-27 | 福建建利达工程技术有限公司 | Device and method for detecting impermeability of hydraulic engineering |
-
2019
- 2019-12-25 CN CN201922363234.3U patent/CN211179459U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113176189A (en) * | 2021-04-26 | 2021-07-27 | 福建建利达工程技术有限公司 | Device and method for detecting impermeability of hydraulic engineering |
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Legal Events
| 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: 20200804 Termination date: 20211225 |
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| CF01 | Termination of patent right due to non-payment of annual fee |