CN206583773U - A kind of pervious concrete laboratory device for determining permeation coefficient - Google Patents

A kind of pervious concrete laboratory device for determining permeation coefficient Download PDF

Info

Publication number
CN206583773U
CN206583773U CN201720268164.1U CN201720268164U CN206583773U CN 206583773 U CN206583773 U CN 206583773U CN 201720268164 U CN201720268164 U CN 201720268164U CN 206583773 U CN206583773 U CN 206583773U
Authority
CN
China
Prior art keywords
pervious concrete
permeation coefficient
back plate
draw back
square
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201720268164.1U
Other languages
Chinese (zh)
Inventor
张泽的
程衡
刘璇
李雨桐
石锦炎
Original Assignee
张泽的
程衡
刘璇
李雨桐
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 张泽的, 程衡, 刘璇, 李雨桐 filed Critical 张泽的
Priority to CN201720268164.1U priority Critical patent/CN206583773U/en
Application granted granted Critical
Publication of CN206583773U publication Critical patent/CN206583773U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model discloses a kind of pervious concrete laboratory device for determining permeation coefficient, including overflow launder, it is arranged on the permeable square tube in overflow launder, permeable square tube includes the upper and bottom section being connected, the cross section of lower part is the square that the length of side is more than 100mm, the cross section of upper part is the square that the length of side is 100mm, lower part interior energy is provided with the draw back plate for placing pervious concrete with enough moving horizontally, draw back plate extends and is provided with several leaking holes along the horizontal plane, the first sealing rubber pad is provided with the inner surface of one side wall of lower part, be respectively arranged with the inner surface of the other three side wall of lower part can downwards part center closer or far from center push pedal, push pedal includes supporting plate and the second sealing rubber pad mutually fixed.The device is more convenient compared with traditional approach, so as to effectively reduce the experiment used time and improve conventional efficient, suitable for the popularization and application in permeation coefficient of permeable concrete determination experiment.

Description

A kind of pervious concrete laboratory device for determining permeation coefficient
Technical field
The utility model is related to laboratory installation, and more particularly to a kind of pervious concrete laboratory coefficient of permeability determines dress Put.
Background technology
The laying of modern roadways is more, and its permeable breathable is poor based on normal concrete, and road surface is easily accumulated when producing rainfall Trip of the water to people is made troubles, and heavy rain is even more the life for having a strong impact on people;Fluid-tight road surface reduces the surface water Under ooze and cause underground water to obtain effectively supplement so as to causing land subsidence;Air-locked road surface cause heat in air and Moisture is difficult to effectively exchange, and accelerates the generation of " tropical island effect ".Various environmental problems make people by sight Pervious concrete this environment-friendly concrete is turned to, the research on pervious concrete is also more and more in recent years.
Pervious concrete, as its name suggests, the concrete of porous, it is that have necessarily on the basis of some strength is taken into account Water permeable ability.The water permeable ability (size of coefficient of permeability) of pervious concrete directly determines that it improves the effect of environment, because The measure of this permeation coefficient of permeable concrete is particularly important.The instrument for measuring permeability coefficient occurred at present is saturating in measure pervious concrete During water coefficient, four sides of pervious concrete are both needed in advance manually with need to be from saturating more than wax or plasticine good seal and pervious concrete The top of water square tube or bottom enter wherein, and these add manual operation load, the measurement to permeation coefficient of permeable concrete Bring inconvenience.
The instrument for measuring permeability coefficient occurred at present is when determining permeation coefficient of permeable concrete, four sides of pervious concrete Be both needed to manually in advance with wax or plasticine good seal can measure and pervious concrete more than with from the top of permeable cylinder or bottom Mode enters wherein, and these all bring inconvenience for the measurement of permeation coefficient of permeable concrete.
Utility model content
The utility model provides a kind of pervious concrete laboratory device for determining permeation coefficient, breaks through traditional to permeable mixed Coagulate soil sealing means design, it is convenient and practical, effectively improve conventional efficient, suitable for being tested in concrete permeable in popularization and application.
A kind of pervious concrete laboratory device for determining permeation coefficient, including overflow launder, be arranged in described overflow launder Permeable square tube, described permeable square tube includes the upper and bottom section being connected, and the cross section of described lower part is side The long square more than 100mm, the cross section of described upper part is the square that the length of side is 100mm, in described lower part It is provided with the draw back plate for placing pervious concrete with can moving horizontally, described draw back plate extends and thereon along the horizontal plane It is provided with several leaking holes, the first sealing rubber pad is provided with the inner surface of a side wall of described lower part, it is described Lower part the other three side wall inner surface on be respectively arranged with can to described lower part center closer or far from The push pedal at center, described push pedal includes supporting plate and the second sealing rubber pad mutually fixed, the side of the described lower part of correspondence It is separately provided for controlling on wall on the adjusting knob of corresponding described push pedal movement, described lower part and described the The relative side wall of one sealing rubber pad is mutually fixed with described draw back plate, is offered on described lower part and is easy to water to flow into overflow Through hole in groove, described through hole, which is located on the lower section of described draw back plate, described upper part, is vertically provided with scale It is provided with and communicated with below overflow pipe, described overflow pipe and is provided with for receiving the water that overflow goes out on line, described overflow launder Collection vessel.
Preferably, the groove for positioning and being oriented to is offered on the inwall of described lower part, described draw back plate Edge is located in corresponding described groove.
Preferably, the cross section of described lower part is the square that the length of side is 120mm.
Preferably, described collection vessel is provided with graduation mark.
Preferably, the first described sealing rubber pad and the second described sealing rubber pad are used for spacing pervious concrete Surface be the length of side be 100mm square.
Preferably, it is provided with overfall on described upper part.
Pervious concrete laboratory of the present utility model device for determining permeation coefficient, using the structure of draw back plate, is easy to put Or experiment pervious concrete is taken, meanwhile, pervious concrete is sealed by the sealing rubber pad in push pedal, it is more traditional Sealed mode is carried out using wax or plasticine more convenient, so as to effectively reduce the experiment used time and improve conventional efficient, suitable for Popularization and application in permeation coefficient of permeable concrete determination experiment.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art Or the accompanying drawing used required in description of the prior art is briefly described, it should be apparent that, drawings in the following description are only It is some embodiments of the present utility model, for those of ordinary skill in the art, is not paying the premise of creative work Under, other accompanying drawings can also be obtained according to these accompanying drawings.
The structural representation for the pervious concrete laboratory device for determining permeation coefficient that Fig. 1 provides for the utility model embodiment Scheme (perspective);
Permeable side in the pervious concrete laboratory device for determining permeation coefficient that Fig. 2 provides for the utility model embodiment The left view (perspective) of cylinder;
Permeable side in the pervious concrete laboratory device for determining permeation coefficient that Fig. 3 provides for the utility model embodiment The top view of cylinder.
Description of reference numerals:
Part under 1- overflow launders, the permeable square tubes of 2-, the upper parts of 201-, 202-, 3- draw back plates, 301- supporting plates, 302- Two sealing rubber pads, the sealing rubber pads of 4- first, 5- adjusting knobs, 6- through holes, 7- overflow pipes, 8- collection vessels, 9- grooves.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment obtained, belongs to the scope of the utility model protection.
As shown in Figure 1 to Figure 3, a kind of pervious concrete laboratory device for determining permeation coefficient, including overflow launder 1, setting Permeable square tube 2 in described overflow launder 1, described permeable square tube 2 includes the upper part 201 and lower part 202 being connected, The cross section of described lower part 202 is the square that the length of side is more than 100mm, and the cross section of described upper part 201 is the length of side For 100mm square, the push-and-pull for placing pervious concrete is provided with described lower part 202 with can moving horizontally Plate 3, described draw back plate 3 extends and is provided with several leaking holes (in the present embodiment, draw back plate 3 is in along the horizontal plane It is netted), the first sealing rubber pad 4, described lower part are provided with the inner surface of a side wall of described lower part 202 Being respectively arranged with the inner surface of 202 the other three side wall can be to the center of described lower part 202 closer or far from The push pedal of the heart, described push pedal includes the mutually fixed sealing rubber pad 302 of supporting plate 301 and second, the described lower part of correspondence It is separately provided for controlling the adjusting knob 5 of corresponding described push pedal movement, described lower part 202 on 202 side wall The upper side wall relative with the first described sealing rubber pad 4 is mutually fixed with described draw back plate 3, is opened on described lower part 202 Provided with the through hole 6 for being easy to water to flow into overflow launder 1, described through hole 6 is located at the lower section of described draw back plate 3, described top Divide and graduation mark is vertically provided with 201, described overflow launder 1 has delivery port, and water outlet is provided with and communicated with overflow pipe 7, the lower section of described overflow pipe 7 is provided with the collection vessel 8 for receiving the water that overflow goes out, described lower part 202 it is interior The groove 9 for positioning and being oriented to is offered on wall, the edge of described draw back plate 3 is located in corresponding described groove 9, institute The cross section for the lower part 202 stated is the square that the length of side is 120mm, and described collection vessel 8 is provided with graduation mark, described The surface for spacing pervious concrete of first sealing rubber pad 4 and the second described sealing rubber pad 302 is that the length of side is Overfall is provided with 100mm square, described upper part 201, pervious concrete is located on draw back plate 3 and positioned at first Between sealing rubber pad 4 and three the second sealing rubber pads 302, permeable square tube 2 is made of PMMA lucite, permeable coagulation The position that native top connects with permeable square tube 2 sets waterproof adhesive tape.
In use, draw back plate 3 is pulled out, pervious concrete is placed on draw back plate 3, then pushed in draw back plate 3, so After adjust each adjusting knob 5, make pervious concrete be located at permeable square tube 2 upper part 201 underface, and first sealing rubber Rubber cushion 4 and three the second sealing rubber pads 302 are pushed against the surrounding of pervious concrete, are then noted from the permeable square tube 2 in upper direction Also water filling and water level is reached the lower end at the insertion of overflow pipe 7 and overflow launder 1 in water, and overflow launder 1, carry out coefficient of permeability survey It is fixed, so, as long as having water to appear will flow into collection vessel 8.
Permeation coefficient of permeable concrete computational methods are:
In formula:K is coefficient of permeability, and V is the water in graduated cylinder in certain time, and L is the height of pervious concrete, and T is Water time, A is the area of top of concrete, and H is distance of the delivery port of overflow launder 1 away from the permeable overfall of square tube 2.
To sum up, the device uses the structure of draw back plate, is easy to put or takes experiment pervious concrete, meanwhile, pass through push pedal On sealing rubber pad pervious concrete is sealed, more traditional use wax or plasticine carry out sealed mode more just Victory, so as to effectively reduce the experiment used time and improve conventional efficient, suitable for being promoted in permeation coefficient of permeable concrete determination experiment Using.
Obviously, those skilled in the art can carry out various changes and modification without departing from this practicality to the utility model New spirit and scope.So, if these modifications and variations of the present utility model belong to the utility model claim and Within the scope of its equivalent technologies, then the utility model is also intended to comprising including these changes and modification.

Claims (6)

1. a kind of pervious concrete laboratory device for determining permeation coefficient, it is characterised in that including overflow launder, be arranged on it is described Permeable square tube in overflow launder, described permeable square tube includes the upper and bottom section being connected, the horizontal stroke of described lower part Section is the square that the length of side is more than 100mm, and the cross section of described upper part is the square that the length of side is 100mm, described Lower part interior energy is provided with the draw back plate for placing pervious concrete with enough moving horizontally, and described draw back plate prolongs along the horizontal plane Stretch and be provided with several leaking holes, the first caulking gum is provided with the inner surface of a side wall of described lower part Be respectively arranged with pad, the inner surface of the other three side wall of described lower part can to described lower part center it is close Or deep push pedal, described push pedal is including mutually fixed supporting plate and the second sealing rubber pad, the bottom described in correspondence It is separately provided for controlling on the side wall divided on the adjusting knob of corresponding described push pedal movement, described lower part and institute The relative side wall of the first sealing rubber pad for stating mutually is fixed with described draw back plate, is offered on described lower part and is easy to current Enter the through hole in overflow launder, described through hole, which is located on the lower section of described draw back plate, described upper part, vertically to be set Have to be provided with and communicated with graduation mark, described overflow launder below overflow pipe, described overflow pipe and be provided with for receiving overflow The collection vessel of the water gone out.
2. a kind of pervious concrete laboratory as claimed in claim 1 device for determining permeation coefficient, it is characterised in that described Offer the groove for positioning and being oriented on the inwall of lower part, the edge of described draw back plate is located at corresponding described recessed In groove.
3. a kind of pervious concrete laboratory as claimed in claim 1 device for determining permeation coefficient, it is characterised in that described The cross section of lower part is the square that the length of side is 120mm.
4. a kind of pervious concrete laboratory as claimed in claim 1 device for determining permeation coefficient, it is characterised in that described Collection vessel is provided with graduation mark.
5. a kind of pervious concrete laboratory as claimed in claim 1 device for determining permeation coefficient, it is characterised in that described The surface for spacing pervious concrete of first sealing rubber pad and the second described sealing rubber pad is that the length of side is 100mm Square.
6. a kind of pervious concrete laboratory as claimed in claim 1 device for determining permeation coefficient, it is characterised in that described Overfall is provided with upper part.
CN201720268164.1U 2017-03-17 2017-03-17 A kind of pervious concrete laboratory device for determining permeation coefficient Expired - Fee Related CN206583773U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720268164.1U CN206583773U (en) 2017-03-17 2017-03-17 A kind of pervious concrete laboratory device for determining permeation coefficient

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720268164.1U CN206583773U (en) 2017-03-17 2017-03-17 A kind of pervious concrete laboratory device for determining permeation coefficient

Publications (1)

Publication Number Publication Date
CN206583773U true CN206583773U (en) 2017-10-24

Family

ID=60113678

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720268164.1U Expired - Fee Related CN206583773U (en) 2017-03-17 2017-03-17 A kind of pervious concrete laboratory device for determining permeation coefficient

Country Status (1)

Country Link
CN (1) CN206583773U (en)

Similar Documents

Publication Publication Date Title
CN202330232U (en) Device for testing permeability coefficient of pervious concrete
CN102141503B (en) Device and method for testing permeability coefficient of rainwater garden filling
CN108332816A (en) Measure device and its measurement method that river surface and ground water exchanges water
CN108645772A (en) A kind of rainfall infiltration experimental system for simulating considering slope runoff
CN106771087A (en) A kind of simulation rainfall in field analogue means and its application process
CN107677585A (en) The device for determining permeation coefficient and measuring method of a kind of seepy material
CN203101231U (en) Fast testing device for seepage coefficient of macroporous concrete
CN206862843U (en) A kind of permeation coefficient of permeable concrete experimental rig
CN206583773U (en) A kind of pervious concrete laboratory device for determining permeation coefficient
CN110093911A (en) A kind of horizontal-hole blasting test device under Soft Ground Improved By Vacuum Preloading treatment conditions
CN105403496B (en) A kind of full-automatic water-permeable brick permeation rate detection device and its detection method
CN206906207U (en) A kind of multi-functional sponge block detection means
CN207180833U (en) Suitable for the Level monitor of laser optical method
CN206132571U (en) Test tunnel row leads large scale test device of system's osmotic coefficient
CN202735213U (en) Porous asphalt mixture vertical water seepage coefficient test device
CN203606175U (en) Flooded rice field runoff collecting system
CN212301234U (en) Water permeability detection device for water permeable bricks
CN211227938U (en) Road drainage structure for city planning
CN106760251A (en) A kind of roof drainage system engineering method of testing
CN208171819U (en) A kind of drainage pavement special intelligent infiltration measurement system
CN214173636U (en) Waterproof detection device of SBS elastomer modified asphalt waterproof coiled material
CN206248511U (en) A kind of monitoring system of hardened ground rainfall infiltration
CN206002422U (en) A kind of bituminous paving permeability performance test device
CN207133164U (en) The test device of concrete permeable coefficient
CN205776704U (en) A kind of rainfall runoff captation being applicable to sponge urban construction research

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: 20171024

Termination date: 20180317

CF01 Termination of patent right due to non-payment of annual fee