CN206170339U - Metering device of tertiary sand concrete - Google Patents
Metering device of tertiary sand concrete Download PDFInfo
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- CN206170339U CN206170339U CN201620991695.9U CN201620991695U CN206170339U CN 206170339 U CN206170339 U CN 206170339U CN 201620991695 U CN201620991695 U CN 201620991695U CN 206170339 U CN206170339 U CN 206170339U
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- lever
- hopper
- orifice plate
- connecting rod
- metering device
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Abstract
The utility model belongs to the technical field of construction machinery equipment, especially, relate to a metering device of tertiary sand concrete, including the lever, the one end of lever is fixedly connected with controlling means and weight in proper order, controlling means is including light magnetron and unthreaded hole board, unthreaded hole board fixed mounting is at the tip of lever, the unthreaded hole has been offered on the unthreaded hole board, light magnetron is just setting a camera the terminal surface of orifice plate and is seting up two lightening holes, the below of unthreaded hole board is equipped with balance position stopper, the other end of lever is equipped with in proper order and removes hopper and storage hopper, the storage hopper articulates the other end at the lever, be equipped with electromagnetic oscillator on the removal hopper, remove the hopper below and seted up the discharge gate, the grit of concrete has been solved, the in -process that the cement batching was unloaded through the removal discharge hopper, when relying on the experience judgment load whether to reach requirement numerical value, the error ratio is great, and the technical problem who is difficult to precise measurement.
Description
Technical field
The utility model belongs to construction machinery equipment technical field, more particularly to a kind of metering dress of three-level sand concrete
Put.
Background technology
With the fast development of building industry, the concrete central mix plant of building industry is also more and more diversified, concrete-agitating
Machine is the machinery that cement, sandstone aggregate and water are mixed and stirred for into concrete mixture；Conventional concrete mixer mainly by
Mixing drum, charging mechanism, shedding mechanism, water supply mechanism, prime mover, transmission mechanism, frame and support meanss composition.
In concrete, the surface of sand is wrapped up by cement mortar, and the total surface area of sand is bigger, and the cement mortar of needs is more.When
The mobility of concrete mix requires a timing, it is clear that with cement mortar needed for coarse sand ratio fine sand be province, and cement after hardening
Stone content is few, can improve the density of concrete, but sand grains is excessively thick, makes concrete mix easily produce isolation, bleeding again existing
As, the uniformity of concrete is affected, so, the sand of mixing concrete is unsuitable meticulous, also should not be excessively thick.Modulus of fineness is in 3.7-
3.1 is coarse sand, is middle sand in 3.0-2.3, is fine sand in 2.2-1.6.The modulus of fineness scope of regular concrete sand is in 3.7-
1.6, it is advisable with middle sand.In concrete batching, in addition to considering the fineness of sand, it is also contemplated that its grain composition.Sand
Grain composition refer to the situation that the different sand of particle size is collocated with each other, the sand that level is prepared should be coarse sand space by fine sand institute
Filling, make sand space reach it is as little as possible.Cement slurry volume not only can be so reduced, that is, saves cement, and can be reduced
Behavior of Hardened Cement Paste content, improves concrete density, strengthens intensity and durability.It can be seen that, want to reduce the space between sand grains, it is just necessary
There is good level to match somebody with somebody.River sand, Dongting Lake lake sand are naturally occurring, and particle is mellow and full, and level matches somebody with somebody good, and artificial sand is of poor quality, pin
Sheet is more, and grain composition is poor, it is impossible to the needs of production high performance concrete are met, in order to reduce production cost, generally using river
Sand, Dongting Lake lake sand, artificial sand graduation three sand make voidage minimum after mixing in different ratios.
Under normal circumstances, an independent stir chamber is also only provided with only one of which mixing drum on mixer, mixing drum,
It is that the materials such as required sandstone, cement are transplanted in mixer by mobile hopper when charging, although can move
Dynamic hopper is unloaded closes discharging opening after certain mass material, but because the discharging opening discharge rate for moving hopper compares very fast,
It is larger to judge the error ratio of load to rely solely on experience, and it is excessive or very few to easily cause material, needs to operate repeatedly
Quality requirement can be reached.
Utility model content
The utility model is in order to solve the sandstone of concrete, cement ingredient by during mobile discharge bucket discharging, needing
To judge whether load reaches requirement numerical value by artificial experience, cause error ratio larger, and be difficult to the technology of accurate measurement
A kind of problem, there is provided metering device of three-level sand concrete.
In order to achieve the above object, base case of the present utility model provides a kind of metering device of three-level sand concrete,
Including lever, one end of lever is fixedly connected sequentially control device and counterweight, and control device includes photoelectric tube and light orifice plate, light
Orifice plate is fixedly mounted on the end of lever, and unthreaded hole is offered on light orifice plate, and photoelectric tube just offers two to the end face of light orifice plate
Lightening hole, is provided with scale position limited block below light orifice plate, the other end of lever is sequentially provided with mobile hopper and storage bin hopper, storage bin hopper
The other end of lever is hinged on, mobile hopper is provided with hertz oscilltor, and mobile hopper lower section offers discharging opening.
In this programme, one end of lever was hinged with the suitable counterweight of required material quality, incipient stage, placed counterweight
One end it is heavier lever can be caused unbalance, be provided with the lever of counterweight one end and fall on the limited block of scale position, lever and scale position limit
The connection of position block causes first order unthreaded hole system to open, the light in signal transmission to lever sent in photoelectric tube bottom-emission hole
On orifice plate, the hertz oscilltor on mobile hopper is with larger amplitude vibration so that mobile hopper fast blanking；When charging extremely
When 90% or so, due to gradually feeding in storage bin hopper, lever gradually restores balance, and the signal that photoelectric tube top light emitting hole sends is passed
It is delivered on the light orifice plate on lever, light orifice plate connects second level light control system, and sends signal, the electromagnetic viscosimeter on mobile hopper
Device amplitude reduces, and feeds in storage bin hopper at a slow speed；When lever balance, light orifice plate leaves second level light control system, sends again
Signal so that mobile hopper stops feed.
The principle of this base case is：In the material preparatory stage of configuration concrete, need to various sandstones, cement etc.
Material is weighed so as to reach the weight of needs；Its material can first be carried out slightly by sensing electronic scale in practical operation
Claim, during thick title, material falling speed is than very fast so as to reaches a scope closed on, then carries out smart title, when essence claims,
Material falling speed is slow so as to which material progressivelyes reach the weight of needs；This programme combines this principle, first in lever
One end be connected with appropriate counterweight, due to the incipient stage, one end that lever is provided with counterweight is heavier, lever fall scale position limit
On the block of position so that the signal sent in photoelectric tube bottom-emission hole is connected with light orifice plate, opens first order light control system so that
Hertz oscilltor on mobile hopper realizes mobile hopper fast blanking with larger amplitude vibration；When charging to 90% or so
When, with the continuous balance of lever, lever is furnished with one end gradually upper shifting of counterweight so that send in photoelectric tube top light emitting hole
Signal is connected with light orifice plate, opens second level light control system, and the hertz oscilltor amplitude on mobile hopper reduces, mobile hopper
Feed in storage bin hopper at a slow speed；When lever balance, light orifice plate leaves second level light control system, and signal is sent again so that move
Dynamic hopper stops feed.
The beneficial effect of this base case is：Because lever one end is connected with counterweight and light orifice plate, in incipient stage, thick stick
One end that bar is provided with counterweight is heavier so that light orifice plate is connected with scale position limited block, has connected first order light control system so that move
Hertz oscilltor on dynamic hopper realizes the rapid decrease of mobile material in hopper with large magnitude vibration；When material declines
During to 90% or so, lever gradually restores balance, and the combination of photoelectric tube and light orifice plate opens second level unthreaded hole system so that move
Hertz oscilltor amplitude on dynamic hopper reduces, and the material in mobile hopper slowly declines, and until balance, solves concrete
Sandstone, cement ingredient are wanted by during mobile discharge bucket discharging, needing to judge whether load reaches by artificial experience
Numerical value is sought, causes error ratio larger, and be difficult to the technical problem of accurate measurement.
Scheme two：Scheme is preferred based on this, and the medium position of lever is provided with fulcrum, is rotatably connected on mobile hopper
Second connecting rod, one end of second connecting rod is rotatably connected to discharge door, and the other end of second connecting rod is rotatably connected to first connecting rod, the
One connecting rod is rotatably connected on the lever between fulcrum and counterweight away from one end of second connecting rod.Beneficial effect：On first connecting rod
Second connecting rod is rotatably connected to, and second connecting rod is rotatably connected on mobile hopper, the one of the close mobile discharging opening of second connecting rod
End is rotatably connected to discharge door, and when lever is unbalance, the discharge door on second connecting rod can be under the drive of first connecting rod gradually upwards
It is mobile, the discharging opening on mobile hopper is opened to maximum, realize fast blanking, with the continuous blanking of mobile hopper, in feed bin by
Gradually aggregated material, with the increase of material in feed bin, lever gradually tends to be balanced, at this moment, and as lever gradually restores balance,
One connecting rod can drive second connecting rod gradually to move to horizontal direction so that discharge door gradually blocks discharging opening, and discharging opening diminishes,
The blanking velocity of mobile hopper gradually slows down, and until lever balance, discharge door completely blocks discharging opening, stops discharging.The dress
Put with control device with the use of can preferably realize material early stage fast blanking, the effect of later stage blanking at a slow speed.
Scheme three：This is preferred for scheme two, and photoelectric tube is just provided with three lightening holes, lightening hole to the one side of light orifice plate
Equidistant arrangement from top to bottom.Beneficial effect：Photoelectric tube three lightening holes from top to bottom, can cause connecing for photoelectric tube and light orifice plate
Be connected with three gears, realize mobile hopper it is fast, in, slow three-level blanking.
Scheme four：This is preferred for scheme three, and mobile feed hopper bottom is provided with roller.Beneficial effect：Mobile feed hopper bottom
The roller of setting can facilitate the transport of the materials such as sandstone, cement.
Scheme five：This is preferred for scheme four, and storage bin hopper lower section is provided with roll-type conveyer belt.Beneficial effect：Roll-type conveyer belt
The storage bin hopper level for filling material can accurately be translated transmission.
Scheme six：This is preferred for scheme five, and on roll-type conveyer belt stepper motor is connected with.Beneficial effect：Can pass through
The rotational frequency and velocity of rotation of stepper motor are adjusted, conveyer belt is made with load weighted in suitable transporting velocity transmission storage bin hopper
Material.
Description of the drawings
Fig. 1 is the metering device schematic diagram of the utility model three-level sand concrete.
Specific embodiment
The utility model is described in further detail below by specific embodiment：
Reference in Figure of description includes：
Mobile hopper 11, storage bin hopper 12, strut 13, lever 14, discharge door 15, first connecting rod 16, second connecting rod 17, counterweight
18th, light orifice plate 19, scale position limited block 20, photoelectric tube 21, light source 22.
The metering device of three-level sand concrete as shown in Figure 1, the left end of wherein lever 14 is fixedly connected sequentially and has control
Device and counterweight 18, control device includes photoelectric tube 21 and light orifice plate 19, and light orifice plate 19 is mounted by means of bolts on lever 14
Left end end, offer unthreaded hole on light orifice plate 19, photoelectric tube 21 just offers upper and lower two to the end face of light orifice plate 19 and lights
Hole, the lower section of light orifice plate 19 is provided with scale position limited block 20, and the right-hand member of lever 14 is sequentially provided with mobile hopper 11 and storage bin hopper 12, storage
Strut 13 is fixedly connected with hopper 12, the upper end of strut 13 is hinged on the right-hand member of lever 14, and mobile hopper 11 is provided with electromagnetism
Oscillator, the mobile lower section of hopper 11 offers discharging opening；Second connecting rod 17, second connecting rod are also rotatably connected on mobile hopper 11
17 one end is rotatably connected to discharge door 15, and the other end of second connecting rod 17 is rotatably connected to first connecting rod 16, first connecting rod 16
On the lever 14 being rotatably connected between fulcrum and counterweight 18 away from one end of second connecting rod 17, arrange in the mobile bottom of hopper 11
There is roller.
In the material weighing operation of concrete configuration, first the left end in lever 14 connects appropriate counterweight 18, is opening
Stage beginning, one end that lever 14 is provided with counterweight 18 is heavier, and lever 14 falls on scale position limited block 20 so that the bottom of photoelectric tube 21
The signal sent in portion's lightening hole is connected with light orifice plate 19, opens first order light control system, the electromagnetic vibration on mobile hopper 11
Swing device with larger amplitude vibration, meanwhile, discharge door 15 on second connecting rod 17 can under the drive of first connecting rod 16 gradually to
Upper movement, the discharging opening on mobile hopper 11 is opened to maximum, realizes fast blanking；When charging is to 90% or so, with lever
14 continuous balance, lever 14 is furnished with one end gradually upper shifting of counterweight 18, and causes to be sent in the top light emitting hole of photoelectric tube 21
Signal connect with light orifice plate 19, open second level light control system, the hertz oscilltor amplitude on mobile hopper 11 reduces, together
When, first connecting rod 16 can drive second connecting rod 17 gradually to move to horizontal direction so that discharge door 15 gradually blocks discharging opening,
Discharging opening diminishes, and the blanking velocity of mobile hopper 11 gradually slows down；When lever 14 is balanced, it is light-operated that light orifice plate 19 leaves the second level
System, sends again signal so that mobile hopper 11 stops feed.
Above-described is only embodiment of the present utility model, the general knowledge here such as known concrete structure and characteristic in scheme
Excessive description is not made.It should be pointed out that for a person skilled in the art, in the premise without departing from the utility model structure
Under, some deformations and improvement can also be made, these should also be considered as protection domain of the present utility model, and these are all without impact
Effect and practical applicability that the utility model is implemented.This application claims protection domain should be with the content of its claim
It is defined, specific embodiment in specification etc. records the content that can be used for explaining claim.
Claims (6)
1. the metering device of three-level sand concrete, it is characterised in that including lever, one end of the lever is fixedly connected sequentially and has
Control device and counterweight, the control device includes photoelectric tube and light orifice plate, and the smooth orifice plate is fixedly mounted on the end of lever,
Unthreaded hole is offered on the smooth orifice plate, the photoelectric tube just offers two lightening holes, the smooth orifice plate to the end face of light orifice plate
Lower section be provided with scale position limited block, the other end of the lever is sequentially provided with mobile hopper and storage bin hopper, and the storage bin hopper is hinged
In the other end of the lever, the mobile hopper is provided with hertz oscilltor, and the mobile hopper lower section offers discharging opening.
2. the metering device of three-level sand concrete as claimed in claim 1, it is characterised in that the medium position of the lever sets
There is fulcrum, second connecting rod is rotatably connected on the mobile hopper, one end of the second connecting rod is rotatably connected to discharge door, institute
The other end for stating second connecting rod is rotatably connected to first connecting rod, and the first connecting rod is rotatably connected on away from one end of second connecting rod
On lever between fulcrum and counterweight.
3. the metering device of three-level sand concrete as claimed in claim 2, it is characterised in that the photoelectric tube is just to light orifice plate
One side be provided with three lightening holes, lightening hole equidistant arrangement from top to bottom.
4. the metering device of three-level sand concrete as claimed in claim 3, it is characterised in that the mobile feed hopper bottom is arranged
There is roller.
5. the metering device of three-level sand concrete as claimed in claim 4, it is characterised in that the storage bin hopper lower section is provided with roller
Formula conveyer belt.
6. the metering device of three-level sand concrete as claimed in claim 5, it is characterised in that connect on the roll-type conveyer belt
There is stepper motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620991695.9U CN206170339U (en) | 2016-08-31 | 2016-08-31 | Metering device of tertiary sand concrete |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620991695.9U CN206170339U (en) | 2016-08-31 | 2016-08-31 | Metering device of tertiary sand concrete |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206170339U true CN206170339U (en) | 2017-05-17 |
Family
ID=60240745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620991695.9U Active CN206170339U (en) | 2016-08-31 | 2016-08-31 | Metering device of tertiary sand concrete |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206170339U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109883523A (en) * | 2019-04-06 | 2019-06-14 | 南阳盛易德环保科技有限公司 | A kind of accurate measuring device and control method applied to illiquidity material |
| CN111776680A (en) * | 2020-08-11 | 2020-10-16 | 周显双 | Quantitative feeding equipment for granular materials in industrial production |
| CN113280899A (en) * | 2021-07-24 | 2021-08-20 | 深圳市同富信息技术有限公司 | Grit feeding weighing device |
-
2016
- 2016-08-31 CN CN201620991695.9U patent/CN206170339U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109883523A (en) * | 2019-04-06 | 2019-06-14 | 南阳盛易德环保科技有限公司 | A kind of accurate measuring device and control method applied to illiquidity material |
| CN111776680A (en) * | 2020-08-11 | 2020-10-16 | 周显双 | Quantitative feeding equipment for granular materials in industrial production |
| CN111776680B (en) * | 2020-08-11 | 2021-09-21 | 惠州新彩工程塑料科技有限公司 | Quantitative feeding equipment for granular materials in industrial production |
| CN113280899A (en) * | 2021-07-24 | 2021-08-20 | 深圳市同富信息技术有限公司 | Grit feeding weighing device |
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