CN107009485A - Form vibrator arrangement, method and a kind of precast concrete pouring structure - Google Patents
Form vibrator arrangement, method and a kind of precast concrete pouring structure Download PDFInfo
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- CN107009485A CN107009485A CN201710402800.XA CN201710402800A CN107009485A CN 107009485 A CN107009485 A CN 107009485A CN 201710402800 A CN201710402800 A CN 201710402800A CN 107009485 A CN107009485 A CN 107009485A
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- template
- form vibrator
- vibrator
- rest area
- slide rail
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- 238000000034 method Methods 0.000 title claims abstract description 26
- 239000011178 precast concrete Substances 0.000 title claims abstract description 19
- 239000000463 material Substances 0.000 claims description 9
- 238000002474 experimental method Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims 1
- 238000013016 damping Methods 0.000 abstract description 23
- 230000009471 action Effects 0.000 abstract description 16
- 230000009467 reduction Effects 0.000 abstract description 10
- 230000010355 oscillation Effects 0.000 abstract description 9
- 230000002427 irreversible effect Effects 0.000 abstract description 7
- 210000001138 tear Anatomy 0.000 abstract description 2
- 239000004575 stone Substances 0.000 description 8
- 238000005299 abrasion Methods 0.000 description 6
- 239000000843 powder Substances 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 238000005266 casting Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000002262 irrigation Effects 0.000 description 3
- 238000003973 irrigation Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000004567 concrete Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 206010052804 Drug tolerance Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000026781 habituation Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B1/00—Producing shaped prefabricated articles from the material
- B28B1/08—Producing shaped prefabricated articles from the material by vibrating or jolting
- B28B1/087—Producing shaped prefabricated articles from the material by vibrating or jolting by means acting on the mould ; Fixation thereof to the mould
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B13/00—Feeding the unshaped material to moulds or apparatus for producing shaped articles; Discharging shaped articles from such moulds or apparatus
- B28B13/02—Feeding the unshaped material to moulds or apparatus for producing shaped articles
- B28B13/0215—Feeding the moulding material in measured quantities from a container or silo
- B28B13/023—Feeding the moulding material in measured quantities from a container or silo by using a feed box transferring the moulding material from a hopper to the moulding cavities
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B17/00—Details of, or accessories for, apparatus for shaping the material; Auxiliary measures taken in connection with such shaping
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Devices For Post-Treatments, Processing, Supply, Discharge, And Other Processes (AREA)
Abstract
The invention discloses form vibrator arrangement, method and a kind of precast concrete pouring structure, so that for any point between two form vibrators, the vibration wave that both sides are transmitted will not cancel out each other, it can be overlapped mutually on the contrary, it is bigger all the better than using amplitude during separate unit form vibrator, compared to point mode set such as carrying out according to template size in the prior art, with prominent substantive distinguishing features and remarkable result.Because the amplitude between two form vibrators is applied increase, therefore it can also offset and damp the problem of Oscillation Amplitude caused that weares and teares is reduced, mitigate the brought influence of the objective reduction of the amplitude caused by damping action, interior rubbing action, ensure that also damping in the prior art and the interior irreversible interference worn and torn and brought can be overcome by vibration by a relatively large margin with this in the template placement region being between two neighboring form vibrator.
Description
Technical field
Field is poured the present invention relates to precast concrete, and in particular to form vibrator arrangement, method and one kind
Precast concrete pouring structure.
Background technology
Form vibrator is also known as flat-plate vibrator, due to the effect of vibration produced by machinery.Purposes is wide, can use
Concrete in architectural engineering it is closely knit, it may also be used for dedusting rapping, chemical industry ore deposit mine engineering, machinery support as vibration source,
Such as vibratory sieve, shake table.In existing precast concrete casting process, habituation sets adhesion type to shake near template
Dynamic device carries out closely knit.But the arrangement mode for form vibrator is all rule of thumb to be configured in the prior art, phase
Arrangement distance between adjacent two form vibrators, is all the specific size according to template, from 0.8m, 1m, 1.2m, 1.4m
Arranged etc. several spacing.
The content of the invention
Knot is poured it is an object of the invention to provide form vibrator arrangement, method and a kind of precast concrete
Structure, when with solution, precast concrete is poured in the prior art, form vibrator rule of thumb carries out arrangement and is easily caused vibration
The problem of efficiency is not good, is embodied as form vibrator and provides specific arrangement mode, improves the purpose of vibration efficiency.
The present invention is achieved through the following technical solutions:
Form vibrator arrangement, including template rest area, the opposite sides side of the template rest area are respectively provided with
There is the form vibrator along lineal layout, the frequency of all form vibrators is identical, and it is two neighboring attached on straight line
The distance between the central point of formula vibrator S=N × (V/T);Wherein N is random natural number;V is separate unit form vibrator
Spread speed of the vibration wave in used template, unit m/s;T is the frequency of form vibrator, unit hertz.
The arrangement distance between two neighboring form vibrator, is all the specific size according to template in the prior art,
Arranged by experience from one kind in several spacing such as 0.8m, 1m, 1.2m, 1.4m, but inventor is in research process
It was found that, analyzed using single form vibrator as an independent focus, the interposition of two neighboring form vibrator
Place is put, is vibrated jointly by the form vibrator on both sides, thinks that its amplitude bigger, degree is fiercer.Then it is being to spacing
After 0.8m, 1m, 1.2m, 1.4m arrangement are tested respectively, it has been found that the interposition of two neighboring form vibrator
The Oscillation Amplitude at the place of putting is 62%, 44%, 53%, 41% of amplitude when only single focus is vibrated respectively.It is, it is right
For existing arrangement spacing, the amplitude of the middle position of two neighboring form vibrator is significantly lower than single focus work
It is also disproportionate between Oscillation Amplitude when making, and its specific reduction numerical value and arrangement spacing.In view of the above-mentioned problems, inventor exists
Find, mainly caused by following 2 points after numerous studies are analyzed:Damping and interior mill when vibration wave is transmitted in template
Damage and the vibration wave of both sides back transfers is cancelled out each other.Damping belongs to unsurmountable objective factor with interior abrasion, therefore
The problem of mutually being offset present invention is generally directed to the vibration wave of both sides back transfer is solved, so as to propose one kind
Form vibrator arrangement.This structure is respectively provided with along the adhesion type of lineal layout on the opposite sides side of template rest area shakes
Dynamic device, is that form vibrator is provided with two rows, respectively positioned at the opposite sides of template rest area, all form vibrators
Frequency it is identical, and the distance between central point of two neighboring form vibrator S=N × (V/T) on straight line.Wherein
Velocity of wave V is obtained by experiment, the mode for having a variety of measurement velocities of wave in the prior art, will not be described here, according to used template
Material, on the basis of such material is as propagation medium, is operated using separate unit form vibrator, i.e., can measure frequency
The propagation velocity of wave of the vibration wave produced by form vibrator in the medium under rate T.With velocity of wave divided by frequency multiplied by with N
Times, according to two neighboring form vibrator on the same straight line of this spacing setting, the distance between central point S is the whole of wavelength
Several times, therefore for any point between two form vibrators, the vibration wave that both sides are transmitted will not cancel out each other,
Can be overlapped mutually on the contrary, than using separate unit form vibrator when amplitude it is big all the better, therefore in the present invention according to velocity of wave with
The structure of frequency setting distribution spacing point mode set such as carries out compared to prior art according to template size, with prominent
Substantive distinguishing features.Further, since the amplitude between two form vibrators is applied increase, therefore damping mill can also be offset
The problem of Oscillation Amplitude caused is reduced is damaged, mitigates the objective reduction of the amplitude caused by damping action, interior rubbing action and is brought
Influence, it is ensured that also can be by shaking by a relatively large margin in the template placement region between two neighboring form vibrator
It is dynamic, damping in the prior art and the interior irreversible interference worn and torn and brought are overcome with this, therefore the present invention also has marked improvement.
It is preferred that, it is bolted template in the template rest area.It is that template is fixed on by template by bolt
It is easy to disassemble to be installed with firm in rest area.
Form vibrator arrangement method, comprises the following steps:
(a) material of template to be used is determined, is tested by velocity of wave and measures shaking produced by separate unit form vibrator
Dynamic ripple the velocity of wave V in the material, unit m/s;
(b) template is placed in predetermined template rest area, the opposite sides in template rest area is set along straight uniform
Identical form vibrator is put, the distance between central point of two neighboring form vibrator is set wherein on straight line
For S, unit m:S=N × (V/T), wherein N are random natural number;T is the frequency of form vibrator, unit hertz.
It is preferred that, the velocity of wave experiment is cross hole method or single-hole method.Be tried to achieve using cross hole method or single-hole method it is single attached
Spread speed of the vibration wave produced by formula vibrator in template agents.
A kind of precast concrete pouring structure, including template rest area, in addition to it is arranged on the cunning above template rest area
Hopper is set on rail, slide rail, and the hopper can be moved along slide rail;Also include being located at the conveying dress on slide rail
Put, the height of feeding device is higher than hopper height;The opposite sides side of the template rest area is provided with along lineal layout
Form vibrator, the frequency all same of all form vibrators, and two neighboring form vibrator on straight line
The distance between central point S=N × (V/T);Wherein N is random natural number;V exists for the vibration wave of single form vibrator
Spread speed in used template, unit m/s;T is the frequency of form vibrator, unit hertz.
In precast concrete casting process of the prior art, it is necessary to workman manually in template stone, for area compared with
For big template, workload is big and workman is inconvenient toward template center's position stone.Therefore the present invention proposes a kind of concrete
Native pouring structure, sets slide rail so that hopper is moved on slide rail above template rest area, by hopper come
Return is dynamic to realize the purpose that stone is carried out to template, therefore without the manual cumbersome stone of workman, largely reduces work
Measure and manpower consumption.Feeding device is additionally provided with above slide rail, the height of feeding device is easy to from defeated higher than hopper height
Expect that directly conveying powder, into hopper, manpower consumption is further reduced with this on device, improves oneself in whole irrigation process
Dynamicization degree.The opposite sides side of template rest area is provided with the form vibrator along lineal layout, and all adhesion types shake
The frequency all same of dynamic device, and the distance between central point of two neighboring form vibrator S=N × (V/ on straight line
T), therefore for any point between two form vibrators, the vibration wave that both sides are transmitted will not cancel out each other, instead
And can be overlapped mutually, it is bigger all the better than using amplitude during separate unit form vibrator, therefore according to velocity of wave and frequency in the present invention
The structure of rate setting distribution spacing point mode set such as carries out compared to prior art according to template size, with prominent reality
Matter feature.Further, since the amplitude between two form vibrators is applied increase, therefore damping abrasion can also be offset
The problem of Oscillation Amplitude caused is reduced, mitigates what the objective reduction of the amplitude caused by damping action, interior rubbing action was brought
Influence, it is ensured that also can be by shaking by a relatively large margin in the template placement region between two neighboring form vibrator
It is dynamic, damping in the prior art and the interior irreversible interference worn and torn and brought are overcome with this.
It is preferred that, the slide rail is constituted by two be parallel to each other, and hopper is in the enterprising line slip of two one slide rails.By two
Slide rail is carried to hopper, it is ensured that the straight reciprocating motion that hopper is stablized on slide rail.
It is preferred that, the hopper bottom sets electrically-controlled valve.The quick closedown electrically-controlled valve when not needing blanking, it is to avoid powder
Waste, it is ensured that material quantity meets design.
It is preferred that, the feeding device is feed belt, and the end of feed belt is located at the surface of described slide rail one end.
Powder is conveyed by feed belt, without setting dumping equipment that powder can be made to fall automatically in end, by hopper
The lower section of feed belt end is moved to along slide rail, full automatic blanking process now can be achieved, and then is more improved certainly
Dynamicization degree, largely improves the efficiency in precast concrete casting process.
It is preferred that, some screwed holes are set in the template rest area, and the screwed hole is used for fixed form.Pass through bolt
Template is fixed in template rest area with screwed hole, it is easy to disassemble to be installed with firm.
The template rest area is rectangle, and form vibrator is arranged on rectangular long side both sides, slide rail with it is rectangular
The long side of shape is parallel, and the direction of motion of feed belt is vertical with slide rail.To cause feed belt that there is optimal transmission mode, together
When feed belt and hopper between be not in any interfere.
The present invention compared with prior art, has the following advantages and advantages:
1st, form vibrator arrangement, for any point between two form vibrators, both sides are passed
The vibration wave come will not cancel out each other, and can be overlapped mutually on the contrary, bigger all the better than using amplitude during separate unit form vibrator,
Compared to point mode set such as carrying out according to template size in the prior art, with prominent substantive distinguishing features and notable effect
Really.Because the amplitude between two form vibrators is applied increase, therefore the vibration that damping abrasion is caused can also be offset
The problem of amplitude reduction, mitigate the brought influence of the objective reduction of the amplitude caused by damping action, interior rubbing action, it is ensured that place
Also it can be overcome existing by vibration by a relatively large margin with this in template placement region between two neighboring form vibrator
There are damping and the interior irreversible interference worn and torn and brought in technology.
2nd, form vibrator arrangement method, is arranged by this method so that between two form vibrators
Any point for, the vibration wave that both sides are transmitted will not cancel out each other, and can be overlapped mutually on the contrary, than being shaken using separate unit adhesion type
Amplitude during dynamic device is big all the better, compared to point mode set such as carrying out according to template size in the prior art, with protrusion
Substantive distinguishing features and remarkable result.Because the amplitude between two form vibrators is applied increase, therefore it can also support
The problem of Oscillation Amplitude that the damping abrasion that disappears is caused is reduced, mitigates the objective drop of amplitude caused by damping action, interior rubbing action
Low brought influence, it is ensured that also can be by larger in the template placement region between two neighboring form vibrator
The vibration of amplitude, damping in the prior art and the interior irreversible interference worn and torn and brought are overcome with this.
3rd, a kind of precast concrete pouring structure, the mesh that stone is carried out to template is realized by moving back and forth for hopper
, therefore without the manual cumbersome stone of workman, largely reduce workload and manpower consumption.Also set up above slide rail
There is feeding device, the height of feeding device is easy to from feeding device directly convey powder to hopper higher than hopper height
In, manpower consumption is further reduced with this, the automaticity in whole irrigation process is improved.
4th, a kind of precast concrete pouring structure, for any point between two form vibrators, both sides
The vibration wave transmitted will not cancel out each other, and can be overlapped mutually on the contrary, than using amplitude during separate unit form vibrator all the better
Greatly;It can also offset and damp the problem of Oscillation Amplitude caused that weares and teares is reduced, mitigate caused by damping action, interior rubbing action
The brought influence of the objective reduction of amplitude.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding the embodiment of the present invention, constitutes one of the application
Point, do not constitute the restriction to the embodiment of the present invention.In the accompanying drawings:
Fig. 1 is the structural representation of the specific embodiment of the invention 1;
Fig. 2 is the schematic flow sheet of the specific embodiment of the invention 2.
Mark and corresponding parts title in accompanying drawing:
1- templates rest area, 2- form vibrators, 3- feeding devices, 4- slide rails, 5- hoppers, 6- electrically-controlled valves, 7- spiral shells
Pit.
Embodiment
For the object, technical solutions and advantages of the present invention are more clearly understood, with reference to embodiment and accompanying drawing, to this
Invention is described in further detail, and exemplary embodiment and its explanation of the invention is only used for explaining the present invention, does not make
For limitation of the invention.
Embodiment 1:
As shown in figure 1, including template rest area 1, in addition to be arranged on the slide rail 4 of the top of template rest area 1, slide rail 4
Hopper 5 is set, and the hopper 5 can be moved along slide rail 4;Also include being located at the feeding device 3 on slide rail 4, it is defeated
Expect the height of device 3 higher than the height of hopper 5;The opposite sides side of the template rest area 1 is provided with along lineal layout
Form vibrator 2, the frequency all same of all form vibrators 2, and two neighboring form vibrator 2 on straight line
The distance between central point S=N × (V/T);Wherein N is random natural number;V exists for the vibration wave of single form vibrator
Spread speed in used template, unit m/s;T is the frequency of form vibrator, unit hertz.In the present embodiment
Template uses steel form, and the frequency of form vibrator is 250Hz.Frequency 250Hz dither is measured by single-hole method
Spread speed of the device in same model steel takes 1 for N in 1080m/s, therefore the present embodiment, sets two neighboring adhesion type vibration
The distance between the central point of device 2 S=4.32m.The slide rail 4 is constituted by two be parallel to each other, and hopper 5 is in two one slide rails
4 enterprising line slips.The bottom of hopper 5 sets electrically-controlled valve 6.The feeding device 3 is feed belt, the end of feed belt
Surface positioned at described one end of slide rail 4.Some screwed holes 7 are set in the template rest area 1, and the screwed hole 7 is used for solid
Solid plate.The template rest area 1 is rectangle, and form vibrator 2 is arranged on rectangular long side both sides, slide rail 4 and length
Square long side is parallel, and the direction of motion of feed belt is vertical with slide rail 4.The present embodiment is set in the top of template rest area 1
Slide rail 4 so that hopper 5 is moved on slide rail 4, is realized to template progress stone by moving back and forth for hopper 5
Purpose, therefore without the manual cumbersome stone of workman, largely reduce workload and manpower consumption.The top of slide rail 4 is also
Feeding device 3 is provided with, the height of feeding device 3 is easy to from feeding device 3 directly convey powder higher than the height of hopper 5
Into hopper 5, manpower consumption is further reduced with this, the automaticity in whole irrigation process is improved.Template rest area 1
Opposite sides side be provided with form vibrator 2 along lineal layout, the frequency all same of all form vibrators 2,
And the distance between central point of two neighboring form vibrator 2 is all S, therefore shaken for two adhesion types on straight line
For any point between dynamic device 2, the vibration wave that both sides are transmitted will not cancel out each other, and can be overlapped mutually on the contrary, than using single
Amplitude during platform form vibrator 2 is big all the better, therefore is distributed the structure of spacing in the present invention according to velocity of wave and frequency setting
Point mode set is carried out etc. according to template size compared to prior art, with prominent substantive distinguishing features.Further, since two
Amplitude between individual form vibrator 2 is applied increase, therefore can also offset the Oscillation Amplitude reduction that damping abrasion is caused
The problem of, mitigate the brought influence of the objective reduction of the amplitude caused by damping action, interior rubbing action, it is ensured that in adjacent two
Also prior art can be overcome with this by vibration by a relatively large margin in the domain of template rest area 1 between individual form vibrator 2
Middle damping and the interior irreversible interference worn and torn and brought.
Embodiment 2:
Form vibrator arrangement method as shown in Figure 2, comprises the following steps:(a) material of template to be used is determined
Matter, velocity of wave V, unit m/s of the vibration wave in the material measured produced by separate unit form vibrator is tested by velocity of wave;
(b) template is placed in predetermined template rest area, template rest area opposite sides along straight uniform set identical
The distance between central point of two neighboring form vibrator is set to S, unit on form vibrator, wherein straight line
m:S=N × (V/T), wherein N are random natural number;T is the frequency of form vibrator, unit hertz.The velocity of wave is tested
Cross hole method or single-hole method.Arranged by this method so that for any point between two form vibrators, two
The vibration wave that side is transmitted will not cancel out each other, and can be overlapped mutually on the contrary, than using amplitude during separate unit form vibrator on the contrary
It is bigger, compared to point mode set such as carrying out according to template size in the prior art, with prominent substantive distinguishing features and aobvious
Write effect.Because the amplitude between two form vibrators is applied increase, therefore it can also offset what damping abrasion was caused
The problem of Oscillation Amplitude is reduced, mitigates the brought influence of the objective reduction of the amplitude caused by damping action, interior rubbing action, really
Protecting also can be by vibration by a relatively large margin, with this gram in the template placement region being between two neighboring form vibrator
Clothes damping and the interior irreversible interference worn and torn and brought in the prior art.
Above-described embodiment, has been carried out further to the purpose of the present invention, technical scheme and beneficial effect
Describe in detail, should be understood that the embodiment that the foregoing is only the present invention, be not intended to limit the present invention
Protection domain, within the spirit and principles of the invention, any modification, equivalent substitution and improvements done etc. all should be included
Within protection scope of the present invention.
Claims (10)
1. form vibrator arrangement, including template rest area, it is characterised in that the opposite sides of the template rest area
While being provided with the form vibrator along lineal layout, the frequency of all form vibrators is identical, and phase on straight line
The distance between the central point of adjacent two form vibrators S=N × (V/T);Wherein N is random natural number;V adheres to for separate unit
Spread speed of the vibration wave of formula vibrator in used template, unit m/s;T is the frequency of form vibrator, unit
Hertz.
2. form vibrator arrangement according to claim 1, it is characterised in that pass through in the template rest area
Bolt connection template.
3. the arrangement method based on the form vibrator arrangement described in claim 1 or 2, it is characterised in that including with
Lower step:
(a) material of template to be used is determined, the vibration wave measured produced by separate unit form vibrator is tested by velocity of wave
Velocity of wave V in the material, unit m/s;
(b) template is placed in predetermined template rest area, template rest area opposite sides along straight uniform set phase
Same form vibrator, wherein the distance between central point of two neighboring form vibrator is set to S on straight line,
Unit m:S=N × (V/T), wherein N are random natural number;T is the frequency of form vibrator, unit hertz.
4. arrangement method according to claim 3, it is characterised in that the velocity of wave experiment is cross hole method or single-hole method.
5. a kind of precast concrete pouring structure, including template rest area (1), it is characterised in that also put including being arranged on template
Put and hopper (5) is set on the slide rail (4) above area (1), slide rail (4), the hopper (5) can be moved along slide rail (4)
It is dynamic;Also include being located at the feeding device (3) on slide rail (4), the height of feeding device (3) is higher than hopper (5) height;It is described
The opposite sides side of template rest area (1) is provided with the form vibrator (2) along lineal layout, all form vibrators
(2) frequency all same, and the distance between central point of two neighboring form vibrator (2) S=N on straight line ×
(V/T);Wherein N is random natural number;V is propagation speed of the vibration wave of single form vibrator in used template
Degree, unit m/s;T is the frequency of form vibrator, unit hertz.
6. a kind of precast concrete pouring structure according to claim 5, it is characterised in that the slide rail (4) is by mutual
Two parallel compositions, hopper (5) is in two one slide rails (4) enterprising line slip.
7. a kind of precast concrete pouring structure according to claim 5, it is characterised in that hopper (5) bottom
Electrically-controlled valve (6) is set.
8. a kind of precast concrete pouring structure according to claim 5, it is characterised in that the feeding device (3) is
Feed belt, the end of feed belt is located at the surface of the slide rail (4) one end.
9. a kind of precast concrete pouring structure according to claim 5, it is characterised in that the template rest area (1)
Interior to set some screwed holes (7), the screwed hole (7) is used for fixed form.
10. a kind of precast concrete pouring structure according to claim 8, it is characterised in that the template rest area (1)
For rectangle, form vibrator (2) is arranged on rectangular long side both sides, and slide rail (4) is parallel with rectangular long side, transmission
The direction of motion of belt is vertical with slide rail (4).
Priority Applications (1)
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110714615A (en) * | 2019-10-10 | 2020-01-21 | 中国一冶集团有限公司 | Beam bottom formwork dismantling mechanism and beam bottom formwork dismantling method |
CN112554062A (en) * | 2020-11-26 | 2021-03-26 | 南京珊秀科技有限公司 | Bridge pier concrete placement plain bumper all-in-one |
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