CN208100669U - A kind of molding machine of electrodynamic type pervious concrete test specimen - Google Patents
A kind of molding machine of electrodynamic type pervious concrete test specimen Download PDFInfo
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- CN208100669U CN208100669U CN201820576718.9U CN201820576718U CN208100669U CN 208100669 U CN208100669 U CN 208100669U CN 201820576718 U CN201820576718 U CN 201820576718U CN 208100669 U CN208100669 U CN 208100669U
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- concrete test
- pervious concrete
- compression bar
- support plate
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Abstract
The utility model discloses a kind of molding machines of electrodynamic type pervious concrete test specimen, including the concrete test die for holding pervious concrete, the bottom plate for installing concrete test die, the pressing plate for applying pressing force to concrete test die, the compression bar for being moved downward with dynamic pressure plate and electric device and rack for driving compression bar to move up and down；Rack includes the multiple columns being fixed on bottom plate and the support plate being arranged in above bottom plate, and top plate square on the supporting plate is set, column passes through support plate from bottom to top and connect with top plate, electric device is arranged between support plate and top plate, compression bar is threaded rod, the threaded hole for being threadedly engaged with compression bar is offered in support plate, the lower end of compression bar is arranged in pressing plate.The forming device structure is simple, easy to use, effectively pervious concrete into concrete test die can apply static pressure, so as to avoid slurry caused by pervious concrete test specimen is blocked by jolt ramming molding, bad hydraulic permeability the problems such as.
Description
Technical field
The utility model belongs to pervious concrete specimen molding technical field, is specifically related to a kind of permeable coagulation of electrodynamic type
The molding machine of native test specimen.
Background technique
With the national economic development, Urbanization Construction is accelerated, and Transportation Infrastructure Construction is improved day by day, more and more certainly
Right pervious surface and road surface are covered by impermeable material.Traditional waterproof pavement is more, and the influence to natural environment is tighter
Weight, on the one hand hinders infiltration of the rainwater to underground, the recharge of ground water is caused to reduce, and on the other hand, will form city " heat island effect
Answer ", in addition to this, it also will cause the adverse effects such as rainy day driving " drift is slided ", " splashing ", " Night Glare ".In consideration of it, both at home and abroad
Scholar proposes pervious concrete from structure function, economy and ecological angularly.
Pervious concrete is a kind of special eco-concrete, selects the coarse aggregate of rational gradation composition, no or a little thin bone
Material, coarse aggregate is cemented to the concrete that porous, internal void is connected using cementitious material, have air-and water-permeable, lightweight,
The features such as low strength.The environmental problems such as surface gathered water, urban waterlogging can be effectively solved, to improvement urban heat land effect, are established
Sponge city promotes the benign development of urban environment to play an important role.
The high porosity as required by pervious concrete self performance and high water-permeability, to guarantee pervious concrete resistance to compression
Intensity, mixture is more sticky compared with normal concrete mixture, stiff, and jolt ramming molding easily causes test block bottom slurry blocking etc.
Problem, molding concrete permeable are poor；Insert change into type then due to mixture porosity is excessive, connection it is not close the problems such as, at
The concrete test block compression strength of type is low, is unable to satisfy basic compression strength index request.Existing pre-molding is mostly with molding
It is formed on the basis of test block size, because different concrete mix differences and different personnel's difference in operation are larger, not can guarantee
Forming Quality, molding concrete test block discreteness are big, accurate, effectively and rapidly cannot form to pervious concrete.
Utility model content
The purpose of the utility model is to overcome above-mentioned deficiencies in the prior art, provide a kind of electrodynamic type pervious concrete
The molding machine of test specimen.The forming device structure is simple, easy to use, permeable coagulation that can effectively into concrete test die
Soil applies static pressure, forms so as to avoid by jolt ramming to the blocking of slurry caused by pervious concrete test specimen, bad hydraulic permeability
And existing pre-molding discreteness is big.
To achieve the above object, the technical solution adopted in the utility model is：A kind of electrodynamic type pervious concrete test specimen
Molding machine, it is characterised in that：Including for holding pervious concrete concrete test die, for installing the concrete test die
Bottom plate, for applying the pressing plate of pressing force, the compression bar for driving the pressing plate to move downward to concrete test die and being used for
The electric device and rack for driving the compression bar to move up and down；The rack include be fixed on it is multiple vertical on the bottom plate
Column and the support plate being arranged in above the bottom plate, and the top plate above the support plate is set, the column from it is lower to
On across the support plate and be connected to the top plate, the electric device is arranged between the support plate and top plate, institute
Stating compression bar is threaded rod, and the threaded hole for being threadedly engaged with the compression bar, the pressing plate setting are offered in the support plate
In the lower end of the compression bar.
A kind of molding machine of above-mentioned electrodynamic type pervious concrete test specimen, it is characterised in that：The electric device includes
Driving motor and the first bevel gear being arranged in the driving motor output shaft, are provided with perpendicular between the top plate and support plate
The drive rod directly laid, the upper end of the drive rod and top panel turns are cooperatively connected, and the lower end of the drive rod and support plate turn
It is dynamic to be cooperatively connected, it is provided on the drive rod for the second bevel gear with the first bevel gear engaged transmission cooperation, institute
State the multiple straight-tooth for being provided on drive rod and laying around its circumferencial direction, length direction cloth of each straight-tooth along the drive rod
If the upper end of the compression bar is provided with for the spur gear with multiple straight-tooth engaged transmission cooperations.
A kind of molding machine of above-mentioned electrodynamic type pervious concrete test specimen, it is characterised in that：The driving motor is fixed
It is mounted in the support plate.
A kind of molding machine of above-mentioned electrodynamic type pervious concrete test specimen, it is characterised in that：The upper end of the drive rod
Cooperated by upper bearing (metal) and the top panel turns, the outer ring of the upper bearing (metal) is fixedly mounted on the top plate, the upper bearing (metal)
Inner ring be fixedly mounted on the upper end of the drive rod；Matched by lower bearing and the support plate rotation lower end of the drive rod
It closes, the outer ring of the lower bearing is fixedly mounted in the support plate, and the inner ring of the lower bearing is fixedly mounted on the driving
The lower end of bar.
A kind of molding machine of above-mentioned electrodynamic type pervious concrete test specimen, it is characterised in that：It is provided on the bottom plate
For positioning the positioning groove of the concrete test die.
A kind of molding machine of above-mentioned electrodynamic type pervious concrete test specimen, it is characterised in that：The slot of the positioning groove
Bottom wall offers mounting groove, and the pressure sensing for being in contact with the bottom surface of the concrete test die is provided in the mounting groove
Device.
A kind of molding machine of above-mentioned electrodynamic type pervious concrete test specimen, it is characterised in that：The quantity of the column is
Four, the bottom plate is square plate, four angles of four columns respectively close to the bottom plate.
A kind of molding machine of above-mentioned electrodynamic type pervious concrete test specimen, it is characterised in that：The concrete test die
Upper end is provided with the annular extension plate for increasing its bearer cap.
The utility model has the following advantages that compared with prior art：
1, the utility model has the advantages of simple structure, novel in design reasonable.
2, the utility model provides power by electronic mode, then drives compression bar mobile by way of screw-driven,
It can quantify, the pervious concrete application static pressure into concrete test die at the uniform velocity, so as to avoid jolt ramming molding pair is passed through
The blocking of slurry caused by pervious concrete test specimen, bad hydraulic permeability and existing pre-molding discreteness are big.
3, the utility model is cooperated using the screw-driven of compression bar and support plate upper screwed hole, on the one hand can be effectively real
Existing compression bar moves up and down, on the other hand, when electric device stops working, although first bevel gear and second bevel gear stop
Rotation, but continue to keep meshing state, similarly, although the straight-tooth stops operating with spur gear, but also continues to remain and nibble
Conjunction state, the screw-driven of compression bar and support plate upper screwed hole cooperates at this time, and compression bar can be made to be located in a certain fixed position, from
And pressing plate is enabled to be continuously applied effective pressure to the pervious concrete in concrete test die.
4, the utility model can effectively position the concrete test die, avoid institute by the way that the positioning groove is arranged
Concrete test die is stated to move horizontally.
5, the utility model can effectively monitor the pressure applied to pervious concrete by setting pressure sensor
Clamp force size.
6, the cost of implementation of the utility model is low, and using effect is good, convenient for promoting the use of.
Below by drawings and examples, the technical solution of the utility model is described in further detail.
Detailed description of the invention
It, below will be to embodiment or the prior art in order to illustrate more clearly of the present invention or technical solution in the prior art
Attached drawing needed in description is briefly described, it should be apparent that, drawings discussed below is only of the invention one
A little embodiments for those skilled in the art without creative efforts, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the perspective view of the utility model.
Fig. 2 is the main view of the utility model.
Fig. 3 is the positional diagram of the utility model bottom plate and concrete test die.
Description of symbols:
1-concrete test die；2-bottom plates；3-pressing plates；
4-racks；4-1-support plate；4-2-column；
4-3-top plate；5-electric devices；5-1-driving motor；
5-2-drive rod；5-3-spur gear；5-4-first bevel gear；
5-5-second bevel gear；5-6-straight-tooth；6-compression bars；
7-annular extension plates；8-pressure sensors.
Specific embodiment
Below in conjunction with the attached drawing in the present invention, the technical solution in the present invention is clearly and completely described, is shown
So, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on the reality in the present invention
Example is applied, all other embodiment obtained by those of ordinary skill in the art without making creative efforts all belongs to
In the scope of protection of the invention.
A kind of molding machine of electrodynamic type pervious concrete test specimen as depicted in figs. 1 and 2, including it is permeable mixed for holding
It coagulates the concrete test die 1 of soil, the bottom plate 2 for installing the concrete test die 1, be used to apply pressing force to concrete test die 1
Pressing plate 3, the compression bar 6 for driving the pressing plate 3 to move downward and the electric device for driving the compression bar 6 to move up and down
5 and rack 4；The rack 4 includes the multiple column 4-2 being fixed on the bottom plate 2 and is arranged above the bottom plate 2
Support plate 4-1, and the top plate 4-3 above the support plate 4-1 is set, the column 4-2 passes through described from bottom to top
Support plate 4-1 is simultaneously connected with the top plate 4-3, and the electric device 5 is arranged between the support plate 4-1 and top plate 4-3,
The compression bar 6 is threaded rod, and the threaded hole for being threadedly engaged with the compression bar 6, the pressure are offered on the support plate 4-1
The lower end of the compression bar 6 is arranged in plate 3.
In the present embodiment, which when in use, pervious concrete is poured into the concrete test die 1, will be mixed
Solidifying soil die trial 1 is placed on a base plate 2, drives compression bar 6 to rotate by electric device 5, the compression bar 6 is while rotation, at it
Generating screw-driven with the threaded hole on support plate 4-1 cooperates lower drive compression bar 6 to move down, to make pressing plate 3 to concrete
Pervious concrete in die trial 1 applies effective pressure, and applies stressed size and force time by record, and then formed
Pervious concrete test specimen.
In the present embodiment, power is provided by this electronic mode, then drives compression bar 6 to move by way of screw-driven
It is dynamic, it effectively can apply static pressure by the pervious concrete into concrete test die 1, form so as to avoid by jolt ramming to saturating
The blocking of slurry caused by water coagulation soil test specimen, bad hydraulic permeability and existing pre-molding discreteness are big.
As depicted in figs. 1 and 2, the electric device 5 includes driving motor 5-1 and is arranged defeated in the driving motor 5-1
First bevel gear 5-4 on shaft, is provided with the drive rod 5-2 laid vertically, institute between the top plate 4-3 and support plate 4-1
The upper end for stating drive rod 5-2 is rotatably assorted with top plate 4-3 to be connect, and lower end and the support plate 4-1 of the drive rod 5-2 is rotatably assorted
It connects, is provided on the drive rod 5-2 for the second bevel gear 5-5 with the first bevel gear 5-4 engaged transmission cooperation,
The multiple straight-tooth 5-6 laid around its circumferencial direction are provided on the drive rod 5-2, each straight-tooth 5-6 is along the drive rod 5-2
Length direction lay, the upper end of the compression bar 6 is provided with for the spur gear with multiple straight-tooth 5-6 engaged transmission cooperations
5-3。
In the present embodiment, when in use, driving motor 5-1 drives first bevel gear 5-4 rotation, institute to the electric device 5
It states first bevel gear 5-4 and second bevel gear 5-5 rotation is driven by engaged transmission cooperation, meanwhile, the second bevel gear 5-5 band
Dynamic drive rod 5-2 rotation, and then rotated using the straight-tooth 5-6 turn spur 5-3 on drive rod 5-2, to realize compression bar 6
Rotation.Using the driving method of this electric device 5, structure is simple, effectively realizes power transmission.
In the present embodiment, is cooperated using the screw-driven of compression bar 6 and support plate 4-1 upper screwed hole, on the one hand can be had
The realization compression bar 6 of effect moves up and down, on the other hand, when electric device 5 stops working, the cone of first bevel gear 5-4 and second
Although gear 5-5 stops operating, continue to keep meshing state, similarly, although the straight-tooth 5-6 and spur gear 5-3 stops
Rotation, but also continue to remain meshing state, the screw-driven of compression bar 6 and support plate 4-1 upper screwed hole cooperates at this time, can make
Compression bar 6 is located in a certain fixed position, so that pressing plate 3 can be continuously applied the pervious concrete in concrete test die 1
Effective pressure.
In the present embodiment, the driving motor 5-1 is fixedly mounted on the support plate 4-1.
In the present embodiment, the upper end of the drive rod 5-2 is rotatably assorted by upper bearing (metal) and the top plate 4-3, it is described on
The outer ring of bearing is fixedly mounted on the top plate 4-3, and the inner ring of the upper bearing (metal) is fixedly mounted on the upper of the drive rod 5-2
End；The lower end of the drive rod 5-2 is rotatably assorted by lower bearing and the support plate 4-1, and the outer ring of the lower bearing is fixed
It is mounted on the support plate 4-1, the inner ring of the lower bearing is fixedly mounted on the lower end of the drive rod 5-2.
As shown in figure 3, being provided with the positioning groove for positioning the concrete test die 1 on the bottom plate 2.Pass through setting
The positioning groove can effectively position the concrete test die 1, and the concrete test die 1 is avoided to move horizontally.
As shown in figure 3, the groove bottom wall of the positioning groove offers mounting groove, be provided in the mounting groove for institute
State the pressure sensor 8 that the bottom surface of concrete test die 1 is in contact.By the way that the pressure sensor 8 is arranged, can effectively monitor
To the pressing force size applied to pervious concrete.
As depicted in figs. 1 and 2, the quantity of the column 4-2 is four, and the bottom plate 2 is square plate, and four described vertical
Four angles of the column 4-2 respectively close to the bottom plate 2.
As depicted in figs. 1 and 2, the annular that the upper end of the concrete test die 1 is provided with for increasing its bearer cap is prolonged
Stretch plate 7.By the way that annular extension plate 7 is arranged, the capacity that concrete test die 1 contains pervious concrete can be effectively increased.
The above is only the preferred embodiment of the utility model, not imposes any restrictions to the utility model, all
According to the utility model technical spirit any simple modification, change and equivalent structure transformation to the above embodiments, still
Belong in the protection scope of technical solutions of the utility model.
Claims (8)
1. a kind of molding machine of electrodynamic type pervious concrete test specimen, it is characterised in that：Including for holding pervious concrete
Concrete test die (1), the bottom plate (2) for installing the concrete test die (1) are compressed for applying to concrete test die (1)
The pressing plate (3) of power, the compression bar (6) for driving the pressing plate (3) to move downward and for drive the compression bar (6) move up and down
Electric device (5) and rack (4)；The rack (4) include multiple columns (4-2) for being fixed on the bottom plate (2) and
The support plate (4-1) being arranged above the bottom plate (2), and the top plate (4-3) being arranged above the support plate (4-1),
The column (4-2) passes through the support plate (4-1) from bottom to top and is connected with the top plate (4-3), the electric device
(5) it is arranged between the support plate (4-1) and top plate (4-3), the compression bar (6) is threaded rod, on the support plate (4-1)
Offer the threaded hole for being threadedly engaged with the compression bar (6), lower end of pressing plate (3) setting in the compression bar (6).
2. a kind of molding machine of electrodynamic type pervious concrete test specimen according to claim 1, it is characterised in that：The electricity
Dynamic device (5) include the first bevel gear (5-4) of driving motor (5-1) and setting on the driving motor (5-1) output shaft,
Be provided with the drive rod (5-2) laid vertically between the top plate (4-3) and support plate (4-1), the drive rod (5-2) it is upper
End is rotatably assorted with top plate (4-3) to be connect, and the lower end of the drive rod (5-2) is rotatably assorted with support plate (4-1) to be connect, described
It is provided on drive rod (5-2) for the second bevel gear (5-5) with the first bevel gear (5-4) engaged transmission cooperation, institute
The multiple straight-tooth (5-6) for being provided on drive rod (5-2) and laying around its circumferencial direction are stated, each straight-tooth (5-6) is along the driving
The length direction of bar (5-2) is laid, the upper end of the compression bar (6) be provided with for multiple straight-tooth (5-6) engaged transmissions
The spur gear (5-3) of cooperation.
3. a kind of molding machine of electrodynamic type pervious concrete test specimen according to claim 2, it is characterised in that：The drive
Dynamic motor (5-1) is fixedly mounted on the support plate (4-1).
4. a kind of molding machine of electrodynamic type pervious concrete test specimen according to claim 2, it is characterised in that：The drive
The upper end of lever (5-2) is rotatably assorted by upper bearing (metal) with the top plate (4-3), and the outer ring of the upper bearing (metal) is fixedly mounted on institute
It states on top plate (4-3), the inner ring of the upper bearing (metal) is fixedly mounted on the upper end of the drive rod (5-2)；The drive rod (5-2)
Lower end be rotatably assorted with the support plate (4-1) by lower bearing, the outer ring of the lower bearing is fixedly mounted on the support
On plate (4-1), the inner ring of the lower bearing is fixedly mounted on the lower end of the drive rod (5-2).
5. a kind of molding machine of electrodynamic type pervious concrete test specimen according to claim 1, it is characterised in that：The bottom
The positioning groove for positioning the concrete test die (1) is provided on plate (2).
6. a kind of molding machine of electrodynamic type pervious concrete test specimen according to claim 5, it is characterised in that：It is described fixed
The groove bottom wall of position groove offers mounting groove, is provided in the mounting groove for the bottom surface phase with the concrete test die (1)
The pressure sensor (8) of contact.
7. a kind of molding machine of electrodynamic type pervious concrete test specimen according to claim 1, it is characterised in that：It is described vertical
The quantity of column (4-2) is four, and the bottom plate (2) is square plate, and four columns (4-2) are respectively close to the bottom plate
(2) four angles.
8. a kind of molding machine of electrodynamic type pervious concrete test specimen according to claim 1, it is characterised in that：It is described mixed
The upper end of solidifying soil die trial (1) is provided with the annular extension plate (7) for increasing its bearer cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820576718.9U CN208100669U (en) | 2018-04-23 | 2018-04-23 | A kind of molding machine of electrodynamic type pervious concrete test specimen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820576718.9U CN208100669U (en) | 2018-04-23 | 2018-04-23 | A kind of molding machine of electrodynamic type pervious concrete test specimen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208100669U true CN208100669U (en) | 2018-11-16 |
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ID=64115696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820576718.9U Active CN208100669U (en) | 2018-04-23 | 2018-04-23 | A kind of molding machine of electrodynamic type pervious concrete test specimen |
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| Country | Link |
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| CN (1) | CN208100669U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115200955A (en) * | 2022-07-01 | 2022-10-18 | 江苏和天下节能科技股份有限公司 | Test piece forming device for extrusion type flexible concrete compressive strength test |
-
2018
- 2018-04-23 CN CN201820576718.9U patent/CN208100669U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115200955A (en) * | 2022-07-01 | 2022-10-18 | 江苏和天下节能科技股份有限公司 | Test piece forming device for extrusion type flexible concrete compressive strength test |
| CN115200955B (en) * | 2022-07-01 | 2024-03-26 | 江苏和天下节能科技股份有限公司 | Test piece forming device for compression strength test of extrusion type flexible concrete |
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Address after: 4069 No. 710024 Shaanxi city of Xi'an province Ba District Expo Boulevard Patentee after: Third Engineering Bureau of Water Conservancy & Hydropower Address before: 710016, No. 609 east section, North Second Ring Road, Shaanxi, Xi'an Patentee before: Third Engineering Bureau of Water Conservancy & Hydropower |
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