CN110893647A - Aggregate transition bin for mortar stone wrapping method and feeding and discharging method thereof - Google Patents
Aggregate transition bin for mortar stone wrapping method and feeding and discharging method thereof Download PDFInfo
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- CN110893647A CN110893647A CN201910989332.XA CN201910989332A CN110893647A CN 110893647 A CN110893647 A CN 110893647A CN 201910989332 A CN201910989332 A CN 201910989332A CN 110893647 A CN110893647 A CN 110893647A
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- Prior art keywords
- aggregate
- transition bin
- bin
- sand
- discharging
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/0046—Storage or weighing apparatus for supplying ingredients
- B28C7/0053—Storage containers, e.g. hoppers, silos, bins
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/0046—Storage or weighing apparatus for supplying ingredients
- B28C7/0053—Storage containers, e.g. hoppers, silos, bins
- B28C7/0076—Parts or details thereof, e.g. opening, closing or unloading means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/02—Controlling the operation of the mixing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/04—Supplying or proportioning the ingredients
- B28C7/0422—Weighing predetermined amounts of ingredients, e.g. for consecutive delivery
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/04—Supplying or proportioning the ingredients
- B28C7/06—Supplying the solid ingredients, e.g. by means of endless conveyors or jigging conveyors
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- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
Abstract
The invention provides an aggregate transition bin for a mortar stone wrapping method, which is characterized in that the aggregate transition bin is integrally acted on a pressure sensor, and the weight of aggregate in the aggregate transition bin is read through the cooperation of the pressure sensor and control software. When the aggregate transition bin is used for feeding, sand is firstly put into the bin, then stones are put into the upper portion of the sand, the vertical separation of the stones and the sand is achieved, when discharging is conducted, the putting amount of a part of the sand is firstly set through control software, then the discharging door is controlled to open the discharging door, the sand, cement and water are firstly pre-stirred, then the rest of a small part of the sand and the stones are put into the bin to be fully mixed and stirred, and the discharging method meets the requirement of a secondary sand and stone feeding process in a mortar stone wrapping method. The improvement of the aggregate transition bin does not change the structure of the aggregate bin, can be applied to secondary feeding and the original process, has simple structure and convenient operation, reduces the transportation period and improves the working efficiency of the mortar stone wrapping process.
Description
Technical Field
The invention relates to the field of concrete mixing equipment, in particular to an aggregate transition bin for a mortar stone wrapping method and a feeding and discharging method thereof.
Background
The traditional concrete stirring process is that stones, sand, cement, water, additives and other raw materials are put into a stirring main machine together for stirring, and the qualified concrete is obtained after uniform stirring. With the continuous development of the stirring process, a batch feeding and stirring process is provided, such as a cement sand-wrapping method, a cement stone-wrapping method, a mortar stone-wrapping method and the like, the batch feeding and stirring method is adopted, the concrete strength can be improved by 10-20% on the premise of not changing mechanical equipment and increasing manpower and material resources, the cement can be saved by 5-10% on the premise of not changing the concrete strength, and the concrete production cost is effectively reduced. The mortar stone wrapping method is developed rapidly by the advantages of less material distribution times, great concrete performance improvement and the like, namely, sand, cement and water are put into a stirring main machine and stirred for a period of time, and then stones are put into the stirring main machine and stirred. By adopting the mortar stone wrapping process, water can be effectively prevented from being accumulated on the interface of the cement mortar and the stones, so that the interface transition layer after hardening is compact in structure and increased in bonding force, the strength of concrete is improved, and hydration heat and cracks are further reduced.
The aggregate transition bin used in the existing mixing plant is usually of a single-bin single-outlet type, and when a mortar stone-wrapping method is applied to mixing concrete, sand and stones need to be conveyed twice, so that the aggregate conveying period is easily prolonged, and the productivity of the mixing plant is reduced. The southern road surface machinery Limited company of Fujian has disclosed an aggregate transition bin applied to the mortar and wrapped up in the stone and stirs the process in patent CN201210183020, it increases a partion board in the aggregate transition bin body, divide the single bin into two bins, place sand and stone in different bins respectively, and set up two discharge doors below each bin, although this kind of design can realize the secondary and throw the material, have certain drawback, each aggregate transition bin can only satisfy the process stirring of a proportion, namely the bin body must be used when filling with sand and stone, the application range is relatively more limited.
Disclosure of Invention
In view of the defects of the prior art, the invention aims to provide an aggregate transition bin for a mortar stone wrapping method and a feeding and discharging method thereof, which are used for solving the problems of long stirring period and low production efficiency of a secondary feeding and stirring process in the prior art.
In order to realize the above purpose and other related purposes, the aggregate transition bin comprises a bin body of the aggregate transition bin, wherein a feed inlet is arranged above the bin body of the aggregate transition bin, a discharge door device is arranged below the bin body of the aggregate transition bin, the bin body of the aggregate transition bin is communicated with a stirring host machine through the discharge door device, the aggregate transition bin further comprises a support, a pressure sensor is arranged on the support, the pressure sensor and the discharge door device are respectively connected with a control system, and the bin body of the aggregate transition bin acts on the pressure sensor of the support.
In an embodiment of the present invention, the discharge door device includes a discharge door and a driving device for driving the discharge door to open and close, and the driving device is connected to the control system.
In an embodiment of the present invention, the outer periphery of the aggregate transition bin body is provided with hanging legs extending outwards, and the aggregate transition bin body is arranged on the support through the hanging legs.
In an embodiment of the invention, the suspension foot acts on the pressure sensor.
In an embodiment of the invention, a cover is further disposed above the feeding hole of the aggregate transition bin body.
In an embodiment of the invention, a dust remover is arranged above the aggregate transition bin body.
In an embodiment of the invention, a vibration device is arranged outside the aggregate transition bin body.
The invention also discloses a method for feeding and discharging the aggregate transition bin, which comprises the following steps:
(1) weighing, namely weighing according to the weight of stones and sand required in the concrete stirring process;
(2) feeding sand and stones into the aggregate transition bin, firstly putting the weighed sand into the aggregate transition bin body through conveying equipment, and then putting the weighed stones above the weighed sand in the aggregate transition bin;
(3) and discharging the materials into the stirring main machine, setting the weight of the first discharged aggregate on a control system, controlling the discharging door device by the control system to discharge the materials, discharging the first discharged aggregate into the stirring main machine to be pre-stirred with cement and water, and then discharging the rest aggregate into the stirring main machine to be secondarily stirred.
Further, the value of the aggregate discharged set by the control software is 70-90% of the total weight of the sand.
As mentioned above, the aggregate transition bin and the feeding and discharging method for the mortar stone wrapping method disclosed by the invention have the following beneficial effects: the pressure sensor is connected with the aggregate transition bin, the weight of aggregate in the aggregate transition bin is read through the cooperation of the pressure sensor and the control system, sand is firstly put into the bin, then stones are put into the upper part of the sand, the up-and-down separation of the stones and the sand is realized, a part of aggregate putting amount is set through the control system during putting, then the opening and closing of the unloading door are controlled to unload, and then the rest of the aggregate is put in, so that the sand and stone secondary feeding principle in the mortar stone wrapping method is met, the stirring time of the stones in the stirring main machine is shortened, the abrasion of stirring blades and lining plates in the stirring machine can be effectively reduced, and the service lives of the blades and the lining plates are prolonged.
Drawings
FIG. 1 shows a schematic structural diagram of the aggregate transition bin body, the bracket and the pressure sensor.
Fig. 2 is a schematic structural diagram of the aggregate transition bin in use.
Fig. 3 is shown as a side view in fig. 2.
Description of the element reference numerals
1 aggregate transition bin body
11 hanging foot
2 support
3 door device of unloading
31 discharge door
32 driving device
4 pressure sensor
5 cover cap
6 dust remover
7 vibration device
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.
It should be understood that the structures, ratios, sizes, and the like shown in the drawings are only used for matching the disclosure of the present disclosure, and are not used for limiting the conditions that the present disclosure can be implemented, so that the present disclosure is not technically significant, and any structural modifications, ratio changes or size adjustments should still fall within the scope of the present disclosure without affecting the efficacy and the achievable purpose of the present disclosure. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.
Referring to fig. 1, the invention provides an aggregate transition bin for a mortar stone-wrapping method, which comprises a bin body 1 of the aggregate transition bin, wherein a feeding hole is formed above the bin body 1 of the aggregate transition bin, a discharge door device 3 is arranged below the bin body 1 of the aggregate transition bin, and the bin body 1 of the aggregate transition bin is communicated with a stirring host machine through the discharge door device 3. The aggregate transition bin body 1 is also provided with a support 2 at the periphery thereof for supporting the bin body, a pressure sensor 4 is fixed on the support 2, the aggregate transition bin body 1 acts on the pressure sensor 4, the pressure sensor 4 is connected with a control system through a transmission circuit, an electric signal is generated when pressure is applied to the aggregate transition bin body and is transmitted to the control system, and the control system reads the electric signal and converts the electric signal into weight to be displayed.
In this embodiment, the whole support 2 is a square structure and is fixed on the mounting table, the outer periphery of the bin body 1 of the aggregate transition bin is provided with hanging feet 11 extending outwards, the bin body penetrates through the middle of the square support 2, the hanging feet 11 passing through the periphery of the bin body are arranged on the support 2, the support 2 is provided with pressure sensors 4, preferably three pressure sensors 4, the three pressure sensors 4 are respectively fixed on three edges of the support 2 contacting with the bin body and provide three fulcrums for the aggregate transition bin, so that the bin body 1 of the aggregate transition bin is kept on the same plane, the hanging feet 11 outside the bin body 1 of the aggregate transition bin act on the pressure sensors 4, the weight of the bin body acts on the pressure sensors 4, the pressure sensors 4 generate electric signals under the action of pressure, and transmit the electric signals to a control system connected with the pressure sensors through a circuit.
The discharging door device 3 comprises a discharging door 31 and a driving device 32, the discharging door 31 is hinged with a discharging port below the aggregate transition bin body 1, the driving device 32 is connected with the discharging door 31 to provide power for opening and closing of discharging, and the driving device 32 is connected with a control system through a circuit and controls the opening and closing of the discharging door 31 through the control system.
In the embodiment, the cover 5 is arranged above the feeding hole of the aggregate transition bin body 1, one side of the cover 5 facing the conveying equipment is open, the top surface and the rest side surfaces of the cover 5 are closed, and the cover 5 is designed to prevent dust from overflowing.
In the embodiment, the dust remover 6 is arranged above the aggregate transition bin body, and the dust remover 6 is opened in the working process of the aggregate transition bin to absorb generated flying dust and prevent environmental pollution.
In this embodiment, the aggregate transition bin body is externally provided with a vibration device 7, and the vibration device 7 can accelerate the unloading of aggregates in the bin body and prevent the residue of sand and stone materials in the bin.
Referring to fig. 2 and 3, the concrete method for feeding and discharging materials by using the aggregate transition bin comprises the following steps:
(1) weighing, namely weighing according to the weight of stones and sand required in the concrete stirring process;
(2) feeding sand and stones into the aggregate transition bin, putting the weighed sand into the aggregate transition bin body through conveying equipment, putting the weighed stones above the weighed sand in the aggregate transition bin, and reading the total weight of the sand and the stones in the aggregate transition bin by a control system according to an electric signal fed back by a pressure sensor;
(3) the method comprises the steps of discharging materials into a stirring main machine, setting a part of aggregate to be discharged firstly on a control system, in order to realize effective separation of sand and stones, setting a value of the aggregate to be discharged firstly by control software to be 70-90% of the total weight of the sand, after setting, controlling a discharging door to open the discharging door by the control system, discharging the aggregate with a set value into the stirring main machine, closing the discharging door after the sand with the set value is discharged, pre-stirring the sand, cement and water which are discharged into the stirring main machine firstly, and then discharging the rest of the sand and the stones into the stirring main machine for secondary stirring.
The concrete process of feeding and discharging the aggregate transition bin is described by the following concrete examples:
firstly, accurately weighing 800kg of sand and 1000kg of stones according to the preparation requirement of concrete; then, firstly putting 800kg of weighed sand into an aggregate transition bin body along a throwing track of a belt through a belt conveyor line, then putting 1000kg of weighed stones into the aggregate transition bin body in the same mode, wherein the sand put into the bin body firstly is positioned at the lower part of the bin body, the stones put into the bin body later are positioned above the sand, the sand and the stones are separated up and down, at the moment, 3 pressure sensors fixed on a support generate an electric signal under the action of bearing pressure and feed the signal back to a control system, and the control system can read the total weight of the aggregate in the aggregate transition bin and the bin according to the electric signal; and then during discharging, in order to realize secondary feeding of the mortar stone wrapping method, firstly setting a discharging value of 700kg in a control system, controlling a discharging door to open by the control system to discharge 700kg of sand at the bottom of the aggregate bin according to the set value (if a small amount of stones are mixed in, the stirring quality is not influenced), then closing the discharging door, pre-stirring the 700kg of sand discharged firstly, cement and water, and after the pre-stirring is finished, opening the discharging door through control software to discharge the residual aggregates (100kg of sand and 1000kg of stones) into a stirrer for fully mixing and stirring, thereby realizing secondary feeding of the aggregates and meeting the requirements of the stirring process of the mortar stone wrapping method.
According to the aggregate transition bin disclosed by the invention, the original aggregate transition bin acts on the pressure sensor, the unloading process is controlled by combining the pressure transmitter, the unloading door device and the control system, the process of secondary unloading by a mortar stone-wrapping method is realized, the structure of the original bin body is not changed by the modified aggregate transition bin, the modified aggregate transition bin is still suitable for the original process, and the defects of long transportation period, low working efficiency and the like in the mortar stone-wrapping process of a single bin in the prior art are overcome.
In summary, according to the aggregate transition bin for the mortar stone wrapping method disclosed by the invention, the aggregate transition bin is integrally acted on the pressure sensor, and the weight of the aggregate in the aggregate transition bin is read through the cooperation of the pressure sensor and the control system. During feeding, sand is firstly put into the bin, then stones are put into the upper portion of the sand, the stone and the sand are separated from each other up and down, during discharging, a part of sand putting amount is firstly set through the control system, then the discharging door is controlled to be opened for discharging, the sand, cement and water are firstly pre-stirred, then the rest part of sand and stones are put into the bin to be fully mixed and stirred, the discharging method meets the requirement of a sand and stone secondary feeding process in a mortar stone wrapping method, the stirring time of the stones in the stirring main machine is shortened, the abrasion of stirring blades and lining plates in the stirrer can be effectively reduced, and the service lives of the blades and the lining plates are prolonged. Therefore, the invention effectively overcomes various defects in the prior art and has high industrial utilization value.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (9)
1. The utility model provides an aggregate transition bin for mortar wraps up in stone method, includes the aggregate transition bin storehouse body, aggregate transition bin storehouse body top is equipped with the feed inlet, and the below is equipped with the door device of unloading, the aggregate transition bin storehouse body is through the door device of unloading and stirring host computer intercommunication, its characterized in that: the aggregate transition bin further comprises a support, a pressure sensor is arranged on the support, the pressure sensor and the discharge door device are respectively connected with a control system, and the aggregate transition bin body acts on the pressure sensor of the support.
2. The aggregate surge bin of claim 1, wherein: the discharging door device comprises a discharging door and a driving device for driving the discharging door to be opened and closed, and the driving device is connected with the control system.
3. The aggregate surge bin of claim 1, wherein: the periphery of the outer side of the aggregate transition bin body is provided with hanging feet extending outwards, and the aggregate transition bin body is arranged on the support through the hanging feet.
4. The aggregate surge bin of claim 3, wherein: the lifting foot acts on the pressure sensor.
5. The aggregate surge bin of claim 1, wherein: and a cover cap is further arranged above the feeding hole of the aggregate transition bin body.
6. The aggregate surge bin of claim 1, wherein: and a dust remover is arranged above the aggregate transition bin body.
7. The aggregate surge bin of claim 1, wherein: and a vibration device is arranged outside the aggregate transition bin body.
8. A method for feeding and discharging materials by using the aggregate transition bin of any one of claims 1 to 7, comprising the following steps:
a. weighing, namely weighing according to the weight of stones and sand required in the concrete stirring process;
b. feeding sand and stones into the aggregate transition bin, firstly putting the weighed sand into the aggregate transition bin body through conveying equipment, and then putting the weighed stones above the weighed sand in the aggregate transition bin;
c. and discharging the materials into the stirring main machine, setting the weight of the first discharged aggregate on a control system, controlling the discharging door device by the control system to discharge the materials, discharging the first discharged aggregate into the stirring main machine to be pre-stirred with cement and water, and then discharging the rest aggregate into the stirring main machine to be secondarily stirred.
9. The method for feeding and discharging the aggregate transition bin according to claim 8, wherein the method comprises the following steps: the value of the discharged aggregate set by the control system is 70-90% of the total weight of the sand.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910989332.XA CN110893647A (en) | 2019-10-17 | 2019-10-17 | Aggregate transition bin for mortar stone wrapping method and feeding and discharging method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910989332.XA CN110893647A (en) | 2019-10-17 | 2019-10-17 | Aggregate transition bin for mortar stone wrapping method and feeding and discharging method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN110893647A true CN110893647A (en) | 2020-03-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910989332.XA Pending CN110893647A (en) | 2019-10-17 | 2019-10-17 | Aggregate transition bin for mortar stone wrapping method and feeding and discharging method thereof |
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| CN (1) | CN110893647A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113787625A (en) * | 2021-09-30 | 2021-12-14 | 濮阳光大路桥混凝土有限公司 | Stable water mixing and transferring system |
-
2019
- 2019-10-17 CN CN201910989332.XA patent/CN110893647A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113787625A (en) * | 2021-09-30 | 2021-12-14 | 濮阳光大路桥混凝土有限公司 | Stable water mixing and transferring system |
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