CN214472605U - Concrete water permeability coefficient detection device - Google Patents
Concrete water permeability coefficient detection device Download PDFInfo
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- CN214472605U CN214472605U CN202023207183.4U CN202023207183U CN214472605U CN 214472605 U CN214472605 U CN 214472605U CN 202023207183 U CN202023207183 U CN 202023207183U CN 214472605 U CN214472605 U CN 214472605U
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Abstract
The utility model relates to a concrete coefficient of water permeability detection device, including the water receiving tank, the support frame, the test section of thick bamboo, test section of thick bamboo outer wall bottom is equipped with the screw thread of screwing, the test section of thick bamboo has the adjusting ring through the screw thread fit of screwing, adjusting ring bottom is equipped with the stand, the stand center is equipped with vertical ejector pin, the ejector pin top is equipped with the kicking block, the inside top-down of test section of thick bamboo is open-top's water storage chamber in proper order, the test piece chamber, test piece chamber top external diameter is greater than the external diameter of water storage chamber bottom, water storage chamber bottom is equipped with the transition step with test piece chamber top promptly, be equipped with the sealing washer on the transition step, the test section of thick bamboo top is equipped with ultrasonic wave level difference meter, the adjusting ring is equipped with the handle outward, the test section of thick bamboo top is equipped with the water supply head that supplies water to the water storage chamber. The utility model discloses an adjusting ring control kicking block goes up and down, and then tightly in experimental intracavity with the test piece top, recycles the sealing washer and realizes the sealed of test piece and test section of thick bamboo contact department, and simple structure tears open and puts the test piece conveniently, can not cause the destruction to test equipment.
Description
Technical Field
The utility model relates to a concrete test equipment technical field, in particular to concrete coefficient of permeability detection device.
Background
The pervious concrete is porous concrete mixed by cement, coarse aggregate, water and a proper amount of additives, and is also called sand-free concrete; the concrete is formed by wrapping coarse aggregate with a layer of cement paste, and the concrete has the advantages of good water permeability, air permeability, light weight and the like, so in recent years, the pervious concrete is widely applied to urban pavements such as parking lots, sidewalks, small paths of parks and the like; urban ponding is effectively reduced, and urban waterlogging is prevented; in addition, the good air permeability and water permeability of the pervious concrete can effectively reduce the surface temperature of the pavement, slow down the urban heat island effect, effectively adjust the urban ecological balance and achieve the purpose of sustainable development.
Three important indexes of the pervious concrete are respectively: the tester is modified according to a permeability coefficient test device specified in 'pavement bricks and permeable pavement slabs', and is mainly used for detecting the permeability coefficient of an outdoor permeable pavement, and the tester has a simple structure and good sealing performance; but because the device is of a fixed hydraulic structure, the performance requirement on the permeable test piece is higher; when a test piece with good water permeability is used for detection, the test result is accurate, when a test piece with poor water permeability is used for detection, the error of the test result is large, and the detection device is mainly used outdoors and cannot detect the whole permeable concrete test piece, so the applicability is not wide; the existing concrete water permeability test equipment adopts a test piece and a water permeable barrel to paint sealant, is complex to operate, is difficult to disassemble the test piece after test, and is easy to damage the test equipment.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a concrete water permeability coefficient detection device, to the not enough of prior art.
The utility model provides a technical scheme that its technical problem adopted is: a concrete water permeability coefficient detection device comprises a water receiving tank, a support frame arranged in the water receiving tank, and a test cylinder vertically arranged on the support frame, the bottom of the outer wall of the test cylinder is provided with a screwing thread, the test cylinder is matched with an adjusting ring through the screwing thread, the bottom of the adjusting ring is provided with a support frame, the center of the support frame is provided with a vertical ejector rod, the top end of the ejector rod is provided with an ejector block, the inside of the test tube is sequentially provided with a water storage cavity with an opening at the top and a test piece cavity from top to bottom, the outer diameter of the top of the test piece cavity is larger than that of the bottom of the water storage cavity, namely, the bottom of the water storage cavity and the top of the test piece cavity are provided with transition steps, the transition steps are provided with sealing rings, the ultrasonic level difference meter is arranged at the top of the test cylinder, the handle is arranged outside the adjusting ring, and the water supply head for supplying water to the water storage cavity is arranged at the top of the test cylinder.
Adopt the lift of adjusting ring control kicking block in the above-mentioned design, and then tightly at the test intracavity with the test piece top, recycle the sealing washer and realize that the test piece is sealed with test section of thick bamboo contact, simple structure, it is convenient to tear open and put the test piece, can not cause the destruction to test equipment.
As a further improvement of the design, the outer wall of the test piece cavity is a conical cavity with a small top and a large bottom, and a rubber layer is attached to the outer wall of the test piece cavity. The form of test piece chamber and rubber layer further guarantee the sealed between test piece and the test section of thick bamboo, improve the experimental degree of accuracy.
As a further improvement of the design, the top of the test barrel is provided with an inclined drainage plate, the drainage plate deviates from the top of the test barrel from the top of one side of the water supply head to the bottom of one side of the water supply head, the water supply head is positioned above the drainage plate, and the edge of the bottom of the one side of the water supply head is provided with an arc drainage surface. The inclined drainage plate and the arc drainage surface drain water to the wall of the water storage cavity when water is supplied conveniently, disturbance of water flow to the water in the water storage cavity is reduced, horizontal recovery time in the water storage cavity is reduced, and efficiency is improved.
As a further improvement of the design, the transition step is provided with an annular clamping groove, and the sealing ring is provided with a clamping part clamped into the annular clamping groove. The ring-shaped clamping groove is convenient for the fixed seal ring to cut and simultaneously prevents the seal ring wrinkles, and improves the sealing effect.
As a further improvement of the design, the ejector rod is connected with the ejector block through a ball head, so that the ejector block and the ejector rod can rotate relatively, and the rotation damping of the adjusting ring is reduced.
As a further improvement of the design, the top of the ejector block is provided with a water diversion groove, so that the ejector block is prevented from influencing the water permeability of the test piece.
As a further improvement of the design, a drainage faucet is arranged on the side face of the water receiving groove, so that water is prevented from overflowing from the water receiving groove.
The utility model has the advantages that: the utility model discloses an adjusting ring control kicking block goes up and down, and then tightly in experimental intracavity with the test piece top, recycles the sealing washer and realizes the sealed of test piece and test section of thick bamboo contact department, and simple structure tears open and puts the test piece conveniently, can not cause the destruction to test equipment.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic view of the overall cross-sectional structure of the present invention.
In the figure, 1, a water receiving groove, 2, a test cylinder, 3, a support frame, 4, a water storage cavity, 5, a support frame, 6, a sealing ring, 7, a transition step, 8, an annular clamping groove, 9, a rubber layer, 10, a drainage faucet, 11, an ejector rod, 12, an ejector block, 13, a ball head, 14, a handle, 15, an ultrasonic liquid level difference meter, 16, a drainage plate, 17, a water supply head, 18, an arc drainage surface, 19, a test piece cavity, 20, an adjusting ring and 21, a drainage groove are arranged.
Detailed Description
The invention will be described in detail with reference to the drawings and specific embodiments, wherein the exemplary embodiments and the description are only for the purpose of explanation, but not for the purpose of limitation.
Example (b): a concrete water permeability coefficient detection device comprises a water receiving tank 1, a support frame 3 arranged in the water receiving tank 1, and a test tube 2 vertically arranged on the support frame 3, wherein a screw thread is arranged at the bottom of the outer wall of the test tube 2, an adjusting ring 20 is matched with the screw thread of the screw thread on the test tube 2, a support frame 5 is arranged at the bottom of the adjusting ring 20, a vertical ejector rod 11 is arranged at the center of the support frame 5, an ejector block 12 is arranged at the top end of the ejector rod 11, a water storage cavity 4 with an open top and a test piece cavity 19 are sequentially arranged in the test tube 2 from top to bottom, the outer diameter of the top of the test piece cavity 19 is larger than that of the bottom of the water storage cavity 4, namely, a transition step 7 is arranged at the bottom of the water storage cavity 4 and the top of the test piece cavity 19, a sealing ring 6 is arranged on the transition step 7, an ultrasonic liquid level difference meter 15 is arranged at the top of the test tube 2, and a handle 14 is arranged outside the adjusting ring 20, and a water supply head 17 for supplying water to the water storage cavity 4 is arranged at the top of the test tube 2.
Adopt adjusting ring 20 control kicking block 12 to go up and down in the above-mentioned design, and then tightly at the experimental intracavity with the test piece top, recycle sealing washer 6 and realize that the test piece is sealed with the contact department of test section of thick bamboo 2, simple structure, it is convenient to tear open and put the test piece, can not cause the destruction to test equipment.
As a further improvement of the design, the outer wall of the test piece cavity 19 is a conical cavity with a small top and a large bottom, and the outer wall of the test piece cavity 19 is attached with the rubber layer 9. The shape of the test piece cavity 19 and the rubber layer 9 further ensure the sealing between the test piece and the test cylinder 2, and the test accuracy is improved.
As a further improvement of the design, the top of the test barrel 2 is provided with an inclined drainage plate 16, the drainage plate 16 deviates from the top of the test barrel 2 from the top of one side of the water supply head 17 to the bottom of one side of the water supply head 17, the water supply head 17 is positioned above the drainage plate 16, and the edge of the bottom of one side of the water supply head 17, facing the drainage plate 16, is provided with an arc drainage surface 18. The inclined drainage plate 16 and the arc-shaped drainage surface 18 are convenient for draining water to the wall of the water storage cavity 4 when water is supplied, so that the disturbance of water flow to the water in the water storage cavity 4 is reduced, the horizontal recovery time in the water storage cavity 4 is shortened, and the efficiency is improved.
As a further improvement of the design, the transition step 7 is provided with an annular clamping groove 8, and the sealing ring 6 is provided with a clamping part clamped into the annular clamping groove 8. Annular groove 8 is convenient for fixed seal 6 and cuts and prevents simultaneously that 6 folds of sealing washer, promotes sealed effect.
As a further improvement of the design, the ejector rod 11 is connected with the ejector block 12 through a ball head 13, so that the ejector block 12 and the ejector rod 11 can rotate relatively, and the rotation damping of the adjusting ring 20 is reduced.
As a further improvement of the design, the top of the top block 12 is provided with a water diversion groove 21, so that the water permeability of the test piece is prevented from being influenced by the top block 12.
As a further improvement of the design, a drainage faucet 10 is arranged on the side surface of the water receiving tank 1 to prevent water from overflowing from the water receiving tank 1.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.
Claims (7)
1. A concrete water permeability coefficient detection device is characterized by comprising a water receiving tank, a support frame arranged in the water receiving tank, and a test cylinder vertically arranged on the support frame, the bottom of the outer wall of the test cylinder is provided with a screwing thread, the test cylinder is matched with an adjusting ring through the screwing thread, the bottom of the adjusting ring is provided with a support frame, the center of the support frame is provided with a vertical ejector rod, the top end of the ejector rod is provided with an ejector block, the inside of the test tube is sequentially provided with a water storage cavity with an opening at the top and a test piece cavity from top to bottom, the outer diameter of the top of the test piece cavity is larger than that of the bottom of the water storage cavity, namely, the bottom of the water storage cavity and the top of the test piece cavity are provided with transition steps, the transition steps are provided with sealing rings, the ultrasonic level difference meter is arranged at the top of the test cylinder, the handle is arranged outside the adjusting ring, and the water supply head for supplying water to the water storage cavity is arranged at the top of the test cylinder.
2. The concrete permeability coefficient detection device of claim 1, wherein the outer wall of the test piece cavity is a conical cavity with a small top and a large bottom, and a rubber layer is attached to the outer wall of the test piece cavity.
3. The concrete water permeability coefficient detection device of claim 1, wherein the top of the test cylinder is provided with an inclined drainage plate, the drainage plate extends from the top of the side, away from the water supply head, of the top of the test cylinder to the bottom of the side, facing away from the water supply head, of the water supply head, the water supply head is located above the drainage plate, and the edge of the bottom, facing the side, of the water supply head, of the drainage plate is provided with an arc-shaped drainage surface.
4. The concrete permeability coefficient detection device of claim 1, wherein the transition step is provided with an annular clamping groove, and the sealing ring is provided with a clamping part clamped in the annular clamping groove.
5. The concrete water permeability coefficient detection device of claim 1, wherein the ejector rod is connected with the ejector block through a ball head.
6. The concrete permeability coefficient detection device of claim 1, wherein a water diversion groove is formed in the top of the top block.
7. The apparatus as claimed in claim 1, wherein a water tap is provided on a side of the water receiving tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023207183.4U CN214472605U (en) | 2020-12-28 | 2020-12-28 | Concrete water permeability coefficient detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023207183.4U CN214472605U (en) | 2020-12-28 | 2020-12-28 | Concrete water permeability coefficient detection device |
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| CN214472605U true CN214472605U (en) | 2021-10-22 |
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| CN202023207183.4U Active CN214472605U (en) | 2020-12-28 | 2020-12-28 | Concrete water permeability coefficient detection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115598038A (en) * | 2022-12-14 | 2023-01-13 | 叙镇铁路有限责任公司（Cn） | Indoor test determination device for blockage recovery capability of modified permeable pavement |
-
2020
- 2020-12-28 CN CN202023207183.4U patent/CN214472605U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115598038A (en) * | 2022-12-14 | 2023-01-13 | 叙镇铁路有限责任公司（Cn） | Indoor test determination device for blockage recovery capability of modified permeable pavement |
| CN115598038B (en) * | 2022-12-14 | 2023-03-28 | 叙镇铁路有限责任公司 | Indoor test determination device for blockage recovery capability of modified permeable pavement |
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Denomination of utility model: A device for detecting the permeability coefficient of concrete Effective date of registration: 20230626 Granted publication date: 20211022 Pledgee: Jiangsu Taicang Rural Commercial Bank Co.,Ltd. Yuewang Branch Pledgor: Taicang Shenkun Concrete Co.,Ltd. Registration number: Y2023980045352 |