CN108776098A - A kind of wall anti-permeability performance on-site detecting device - Google Patents
A kind of wall anti-permeability performance on-site detecting device Download PDFInfo
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- CN108776098A CN108776098A CN201810796622.8A CN201810796622A CN108776098A CN 108776098 A CN108776098 A CN 108776098A CN 201810796622 A CN201810796622 A CN 201810796622A CN 108776098 A CN108776098 A CN 108776098A
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- permeability performance
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume, or surface-area of porous materials
- G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
- G01N15/082—Investigating permeability by forcing a fluid through a sample
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Abstract
The invention belongs to wall anti-permeability performance detection technique fields, and in particular to a kind of wall anti-permeability performance on-site detecting device, including:Spray unit, spray unit includes seal closure and the spray tube in seal closure, there is seal closure opening, seal closure to be fixed on wall, and the opening of seal closure is bonded with the metope to be measured of wall so that the inside of seal closure and the metope to be measured of wall constitute sealing space;Spray tube has several spray apertures, and spray apertures correspond to the opening laying of seal closure, spray water for the metope to be measured to wall;Recovery unit is connected to the inside of seal closure, for recycling the water not penetrated into wall.The wall anti-permeability performance on-site detecting device, passes through the design of seal closure so that the inside of seal closure and the metope to be measured of wall constitute sealing space so that the water not penetrated into wall can be stored in sealing space;To be connected to the inside of seal closure using recovery unit, to recycle the water not penetrated into wall;Save water resource.
Description
Technical field
The invention belongs to wall anti-permeability performance detection technique fields, and in particular to a kind of wall anti-permeability performance Site Detection dress
It sets.
Background technology
The 70% of China room construction material is materials for wall.Raising with country to green building and green building material requirement,
Energy conservation and environmental protection, durability and functionality are more focused in the development of materials for wall.Extensive use with new wall material and wall
The wall leakage problem that is widely popularized of energy-saving heat preserving technology more can not be ignored.Materials for wall by rainwater the effects that under ooze
Thoroughly, the media such as various harmful circulating waters, solution enter from the hole of material inside it, to cause material corrosion, structure pine
It dissipates, compactness declines.In addition to material itself, structure can also generate crack because of a variety of causes, and then increase infiltration, and material is caused to be protected
Warm nature can be with the decline of endurance quality;The beauty of building and the living quality of the people have also been seriously affected simultaneously.Therefore, accurately
Understand the permeability of wall has great significance to ensureing building function and its durability, improving wall thermal insulating energy-saving effect.
Currently, effectively solving the problems, such as that the key of wall leakage is to maintain strict control over quality of materials and standard construction step, and examine wall
Body leakage scenarios most effective way is to undergo the test of the severe weather conditions such as wind, rain, but this belongs to subsequent repairing scope.Cause
This, develops the portable field detecting instrument for the wall anti-permeability performance that can effectively simulate natural precipitation condition, for reinforcing in advance
With construction process control and providing basis for estimation for acceptance of engineering quality has apparent meaning.
In the prior art, Wang Jing et al. discloses application of the water pouring test in examining external wall leakage and grinds in the literature
Study carefully, water pouring test simulation heavy showers is carried out to examine its leakage scenarios by pipeline spray orifice External Wall using pressure (hydraulic) water, is being simulated
When typhoon and tropical storm state, the leaching water rate control of water pouring test is in 3L/m2Min or more, persistently the water drenching time answers every time
No less than 20min or water drenching are until occurring serious leakage.Water pouring test simulated rainfall effect is true to nature, and hardly by region,
Time, climatic effect, operating process is easy, but the test method needs to consume great lot of water resources, how effectively to recycle spray and uses
Water is a urgent problem to be solved.
Invention content
Based on above-mentioned deficiency existing in the prior art, the present invention provides a kind of wall anti-permeability performance on-site detecting device.
In order to reach foregoing invention purpose, the present invention uses following technical scheme:
A kind of wall anti-permeability performance on-site detecting device, including:
Spray unit, the spray unit include seal closure and the spray tube in seal closure, and the seal closure has
Opening, the seal closure be fixed on wall, and the opening of seal closure is bonded with the metope to be measured of wall so that the seal closure
The internal metope to be measured with wall constitutes sealing space;The spray tube has several spray apertures, and the spray apertures correspond to
The opening of the seal closure is laid, and is sprayed water for the metope to be measured to wall;
Recovery unit is connected to the inside of seal closure, for recycling the water not penetrated into wall.
Preferably, the wall anti-permeability performance on-site detecting device further includes one or more fixed cells, institute
Fixed cell is stated for seal closure to be fixed on wall.
Preferably, the fixed cell includes sucker and holder, and one end and the seal closure of the holder are fixed, institute
The other end and sucker for stating holder are fixed, and the inside of the sucker is connected to a vacuum pump.
Preferably, the recovery unit includes water tank and recovery pipe, one end of the recovery pipe and water tank
Connection, the other end are connected to the inside of seal closure.
Preferably, the spray tube has a water inlet, and the water inlet of the spray tube and the water tank pass through the
One water pipe is connected to.
Preferably, first water pipe is equipped with booster water pump and pressure regulator valve, and the pressure regulator valve increases for adjusting
The hydraulic pressure of water pump.
Preferably, throttle valve is additionally provided on first water pipe, the throttle valve is laid in booster water pump and spray
Between the water inlet of shower pipe.
Preferably, flowmeter is additionally provided on first water pipe, the flowmeter is laid in throttle valve and spray
Between the water inlet of pipe.
Preferably, pressure gauge is additionally provided on first water pipe, the pressure gauge is laid in flowmeter and spray
Between the water inlet of pipe.
Preferably, the spray tube is snakelike pipeline structure.
Compared with prior art, the present invention advantageous effect is:
The present invention wall anti-permeability performance on-site detecting device, pass through the design of seal closure so that the inside of seal closure with
The metope to be measured of wall constitutes sealing space so that the water not infiltrated through in wall can be stored in sealing space;To profit
It is connected to the inside of seal closure with recovery unit, to recycle the water not infiltrated through in wall, valuable water resource can be saved;
Natural precipitation condition can also be effectively simulated, the detection of wall anti-permeability performance is carried out;It is easy to carry.
Description of the drawings
Fig. 1 is the structural schematic diagram of the wall anti-permeability performance on-site detecting device of the embodiment of the present invention one;
Fig. 2 be the embodiment of the present invention one wall anti-permeability performance on-site detecting device in spray unit structural schematic diagram;
Fig. 3 be the embodiment of the present invention one wall anti-permeability performance on-site detecting device in seal closure and fixed cell structure
Schematic diagram;
Fig. 4 be the embodiment of the present invention one wall anti-permeability performance on-site detecting device in fixed cell structural schematic diagram;
Fig. 5 be the embodiment of the present invention one wall anti-permeability performance on-site detecting device in fixed cell another state knot
Structure schematic diagram.
Specific implementation mode
In order to illustrate the embodiments of the present invention more clearly, below by the specific implementation mode of the control description of the drawings present invention.
It should be evident that drawings in the following description are only some embodiments of the invention, those of ordinary skill in the art are come
It says, without creative efforts, other drawings may also be obtained based on these drawings, and obtains other real
Apply mode.In addition, the direction term being previously mentioned in following embodiment, such as:Upper and lower, left and right, front or rear etc. are only with reference to attached
The direction of figure.Therefore, the direction term used is intended to be illustrative and not intended to limit the present invention.
Embodiment one:
As shown in Figs. 1-5, the wall anti-permeability performance on-site detecting device of the present embodiment, including the spraying intensity laid successively
Adjust unit, spray unit, fixed cell and recovery unit.Specifically, as shown in Fig. 2, spray unit 8 includes 81 He of seal closure
The spray tube 82 being fixed on inside seal closure 81, specific fixed form of installing can be to be equipped with admittedly on seal closure inner wall
Spray tube is fixed by fixing bracket, is not stated in detail herein by fixed rack, and installation fixed form commonly used in the prior art is equal
It can.The longitudinal section of seal closure 81 is rectangle structure (can also be the structures such as circle, triangle), and seal closure 81 is stainless steel
Matter, the medial surface opening of seal closure 81;When seal closure 81 is fixed on wall, the medial surface opening of seal closure 81 and waiting for for wall
Metope fitting is surveyed, the inside of seal closure 81 and the metope to be measured of wall constitute sealing space, can prevent from not penetrating into wall
Water flows out, and causes water resource waste.In addition, there is pipe inlet 812, the bottom of seal closure 81 to have water at the top of seal closure 81
Outflux 811, so as to the water recycling that will not be penetrated into seal closure in wall.Wherein, as shown in figure 3, seal closure 81 passes through eight
Fixed cell 10 is fixed on the wall, and on four angles on 81 periphery of seal closure, each angle is set there are two fixed cell, and along each
The right-angle side at angle is fixed;As shown in Figures 4 and 5, fixed cell 10 includes sucker 101 and holder 104,;Specifically, sucker 101
Middle part extends outward to form convex section, and convex section is fixed with lantern ring 102, one end of holder 104 by welding with sealing
The right-angle side of cover 81 is fixed, and the other end of holder 104 realizes fixation through lantern ring 102 and by fixing bolt 103, to realize
The fixation of fixed cell 10 and seal closure 81.
Vacuum pump 11 is connected to the inside of each sucker 101 by tracheae 12, when vacuum pump 11 start to the inside of sucker into
When row pumping, sucker 101 is inside and outside to form huge pressure difference so that and sucker 101 is securely fixed on the metope of wall, to
Seal closure is fixed on tested metope, realizes the lossless fixation of seal closure.
Spray tube 82 is snakelike pipeline structure, is conducive to the area for increasing spray.Spray tube 82 has several spray apertures
821, and spray apertures 821 face the medial surface opening laying of seal closure 81, so that the water that spray apertures 821 spray can be straight
It connects and wall is carried out to wash away infiltration, to detect the anti-permeability performance of wall.Wherein, the water inlet of spray tube 82 is seal closure 81
The pipe inlet 812 at top, to reduce the output of hydraulic pressure.
It includes pressure regulator valve 2, booster water pump 3, throttle valve 4, flowmeter 5, pressure gauge 6 and the first water that spraying intensity, which adjusts unit,
Pipe 7, wherein the first water pipe 7 is hose, is convenient for the activity of the first water pipe;The left end of first water pipe 7 is water inlet end, the first water pipe 7
Right end (i.e. water outlet) connect by movable joint with pipe inlet 812 (i.e. the water inlet of spray tube).
Pressure regulator valve 2 and booster water pump 3 are set on first water pipe 7, and booster water pump 3 is for carrying out flow in the first water pipe 7
Supercharging, pressure regulator valve 2 is for adjusting supercharging of the booster water pump 3 to flow in the first water pipe 7.
Throttle valve 4 is also set up on first water pipe 7, throttle valve is mounted between booster water pump 3 and the water inlet of spray tube, is used
In the flow for controlling flow in the first water pipe 7.
Flowmeter 5 is also set up on first water pipe 7, flowmeter 5 is mounted between throttle valve 4 and the water inlet of spray tube, is used
In the flow for obtaining flow in the first water pipe 7, arrange in pairs or groups and use with throttle valve 4, can adjust water flow in the first water pipe 7 to
Target flow.
Pressure gauge 6 is also set up on first water pipe 7, pressure gauge 6 is mounted between flowmeter 5 and the water inlet of spray tube, is used
In the pressure value for obtaining flow in the first water pipe 7, to ensure that the hydraulic pressure of the flow in the first water pipe is no more than pipeline and instrument
Pressure voltage.
When carrying out anti-permeability performance test, start booster water pump 3, adjusts pressure regulator valve 2 and throttle valve 4, spray flow is made to reach
It to design rainfall, while need to ensure that hydraulic pressure is no more than the pressure voltage of pipeline and instrument by pressure gauge 6, then proceed by rainwater
Wash away penetration testing.
Recovery unit includes water tank 1 and recovery pipe 9, and the left end of recovery pipe 9 is connected to water tank, the right side of recovery pipe 9
End is connected to the water export 811 of seal closure 81, so that the water for not infiltrating through wall stored in seal closure 81 is recycled to water tank 1
Interior, water tank 1 is stainless steel.In addition, water tank 1 is connected to the water inlet end of the first water pipe 7, realize that entire wall anti-permeability performance is existing
The waterway circulating of field detecting device improves the utilization rate of water resource.
The wall anti-permeability performance on-site detecting device of the present embodiment, by adjust pressure regulator valve and throttle valve change hydraulic pressure and
Flow simulates different condition of raining with this and washes away infiltration to wall.It, first will spray before carrying out wall impermeability on-the-spot test
Leaching unit is placed on tested metope, is then started vacuum pump and is evacuated to sucker by tracheae, keeps the inside and outside formation of sucker huge
Big pressure difference completes lossless fixation of the spray unit on tested metope.When carrying out impervious test, start booster water pump,
Pressure regulator valve and throttle valve are adjusted, so that spray flow is reached design rainfall, while need to ensure that hydraulic pressure is no more than pipeline by pressure gauge
With the pressure voltage of instrument, rain drop erosion penetration testing is then proceeded by;After continuously spraying, booster water pump is closed,
Stop spray, while recording the leakage scenarios of side within the walls and measuring the percentage of water loss of spray time inner water tank, by being oozed on wall
The percentage of water loss of the quantity of leak source, area and water tank to carry out impervious evaluation to being tested wall segment.In addition, the present embodiment
Wall anti-permeability performance on-site detecting device, it is easy to carry.
Embodiment two:
The wall anti-permeability performance on-site detecting device of the present embodiment with embodiment one the difference is that:Fixed cell
Quantity.
Specifically, it since the effect of fixed cell is fixed on entire spray unit is lossless on metope, substantially only needs
Seal closure is fixed on metope, so the quantity of fixed cell can carry out unrestricted choice according to actual needs, for example, sucker
Quantity can be two, three, four, six, seven etc., as long as can realize that seal closure is firmly secured on metope
It can.
Other structures can be with reference implementation example one.
Embodiment three:
The wall anti-permeability performance on-site detecting device of the present embodiment with embodiment one the difference is that:In recovery pipe
Upper setting booster water pump.
Specifically, suction pump is set in recovery pipe, convenient for the water in seal closure is discharged in time, in order to avoid in seal closure
Water increase, destroy the fixed stability of sucker.
Other structures can be with reference implementation example one.
As a preferred embodiment, the fixation of seal closure and wall can also be spiral shell other than the fixed form of above-mentioned sucker
The existing common fixed forms such as nail is fixed, bolt is fixed or peripheral hardware fixing bracket is fixed.
It should be noted that above-described embodiment can be freely combined as needed.The above is only to the excellent of the present invention
Embodiment and principle is selected to be described in detail, for those of ordinary skill in the art, the thought provided according to the present invention,
It will change in specific implementation mode, and these changes should also be regarded as the scope of the invention.
Claims (10)
1. a kind of wall anti-permeability performance on-site detecting device, which is characterized in that including:
Spray unit, the spray unit include seal closure and the spray tube in seal closure, and the seal closure has opening,
The seal closure is fixed on wall, and the opening of seal closure be bonded with the metope to be measured of wall so that the inside of the seal closure with
The metope to be measured of wall constitutes sealing space;The spray tube has several spray apertures, and the spray apertures are corresponding to described close
The opening of sealing cover is laid, and is sprayed water for the metope to be measured to wall;
Recovery unit is connected to the inside of seal closure, for recycling the water not penetrated into wall.
2. a kind of wall anti-permeability performance on-site detecting device according to claim 1, which is characterized in that the wall is impervious
Performance on-site detecting device further includes one or more fixed cells, and the fixed cell is used to seal closure being fixed on wall.
3. a kind of wall anti-permeability performance on-site detecting device according to claim 2, which is characterized in that the fixed cell
Including sucker and holder, one end and the seal closure of the holder are fixed, and the other end and the sucker of the holder are fixed, the sucker
Inside be connected to a vacuum pump.
4. a kind of wall anti-permeability performance on-site detecting device according to claim 1, which is characterized in that the recovery unit
Including water tank and recovery pipe, one end of the recovery pipe is connected to water tank, and the other end is connected to the inside of seal closure.
5. a kind of wall anti-permeability performance on-site detecting device according to claim 4, which is characterized in that the spray tube tool
There are water inlet, the water inlet of the spray tube to be connected to by the first water pipe with the water tank.
6. a kind of wall anti-permeability performance on-site detecting device according to claim 5, which is characterized in that first water pipe
It is equipped with booster water pump and pressure regulator valve, the pressure regulator valve is used to adjust the hydraulic pressure of booster water pump.
7. a kind of wall anti-permeability performance on-site detecting device according to claim 6, which is characterized in that first water pipe
On be additionally provided with throttle valve, the throttle valve is laid between booster water pump and the water inlet of spray tube.
8. a kind of wall anti-permeability performance on-site detecting device according to claim 7, which is characterized in that first water pipe
On be additionally provided with flowmeter, the flowmeter is laid between throttle valve and the water inlet of spray tube.
9. a kind of wall anti-permeability performance on-site detecting device according to claim 8, which is characterized in that first water pipe
On be additionally provided with pressure gauge, the pressure gauge is laid between flowmeter and the water inlet of spray tube.
10. according to a kind of wall anti-permeability performance on-site detecting device of claim 1-9 any one of them, which is characterized in that institute
It is snakelike pipeline structure to state spray tube.
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CN201810796622.8A CN108776098A (en) | 2018-07-19 | 2018-07-19 | A kind of wall anti-permeability performance on-site detecting device |
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CN201810796622.8A CN108776098A (en) | 2018-07-19 | 2018-07-19 | A kind of wall anti-permeability performance on-site detecting device |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109371972A (en) * | 2018-11-30 | 2019-02-22 | 江苏兴厦建设工程集团有限公司 | A kind of system and method for outer wall of basement maintenance |
CN109900619A (en) * | 2019-04-26 | 2019-06-18 | 上海建科检验有限公司 | A kind of in-situ check and test method of lightweight wall vapor permeation performance |
CN110095383A (en) * | 2019-04-08 | 2019-08-06 | 西安理工大学 | A kind of device carrying out slope runoff and interflow motion analysis for simulated rainfall |
CN112198105A (en) * | 2020-10-13 | 2021-01-08 | 余先浪 | Detection system for impermeability of building |
CN113155378A (en) * | 2021-02-08 | 2021-07-23 | 中能化江苏地质矿产设计研究院有限公司 | Method for detecting and identifying construction quality of exterior wall waterproof engineering |
CN113720549A (en) * | 2021-09-15 | 2021-11-30 | 烟台金润核电材料股份有限公司 | Detection method of sealing material |
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CN204694603U (en) * | 2015-06-26 | 2015-10-07 | 四川华构住宅工业有限公司 | A kind of precast facade water-proof investigating system |
CN107655815A (en) * | 2017-11-17 | 2018-02-02 | 深圳市建筑科学研究院股份有限公司 | A kind of wall deterioration test device |
CN207133016U (en) * | 2017-09-08 | 2018-03-23 | 广州市广州工程建设监理有限公司 | External wall water test device |
CN209911197U (en) * | 2019-05-01 | 2020-01-07 | 湖南同力检测咨询有限公司 | Curtain wall detection fixing device |
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CN204694603U (en) * | 2015-06-26 | 2015-10-07 | 四川华构住宅工业有限公司 | A kind of precast facade water-proof investigating system |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN109371972A (en) * | 2018-11-30 | 2019-02-22 | 江苏兴厦建设工程集团有限公司 | A kind of system and method for outer wall of basement maintenance |
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CN109900619A (en) * | 2019-04-26 | 2019-06-18 | 上海建科检验有限公司 | A kind of in-situ check and test method of lightweight wall vapor permeation performance |
CN112198105A (en) * | 2020-10-13 | 2021-01-08 | 余先浪 | Detection system for impermeability of building |
CN113155378A (en) * | 2021-02-08 | 2021-07-23 | 中能化江苏地质矿产设计研究院有限公司 | Method for detecting and identifying construction quality of exterior wall waterproof engineering |
CN113720549A (en) * | 2021-09-15 | 2021-11-30 | 烟台金润核电材料股份有限公司 | Detection method of sealing material |
CN113720549B (en) * | 2021-09-15 | 2024-01-26 | 烟台金润核电材料股份有限公司 | Detection method of sealing material |
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