CN203680540U - Stirring system used for preparing lightweight concrete - Google Patents
Stirring system used for preparing lightweight concrete Download PDFInfo
- Publication number
- CN203680540U CN203680540U CN201320796146.2U CN201320796146U CN203680540U CN 203680540 U CN203680540 U CN 203680540U CN 201320796146 U CN201320796146 U CN 201320796146U CN 203680540 U CN203680540 U CN 203680540U
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- Prior art keywords
- stirring
- cylindrical shell
- cover plate
- drum body
- lightweight concrete
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Abstract
The utility model relates to a stirring system used for preparing lightweight concrete. The stirring system comprises a cylindrical stirring drum body with an opening at the upper end, wherein a supporting cover plate is fixedly arranged at the upper end of the stirring drum body and seals 2/3 of the opening at the upper end of the stirring drum body; the supporting cover plate is provided with a feeding hole; the stirring system also comprises an electric motor arranged on the supporting cover plate and a stirring rod vertically arranged in the stirring drum body; the electric motor drives the stirring rod to rotate; a discharge hole is formed in the bottom of the stirring drum body; a control valve for controlling opening or closing of the discharge hole is arranged at the discharge hole; a plurality of circles of guiding devices are arranged on the inside wall of the stirring drum body along the axial direction, and the guiding devices on each circle are staggered. The stirring drum has the advantages that when raw materials are mixed in the stirring drum body, most raw materials are stirred close to the inner wall of the stirring drum body in the stirring process, so that the raw materials are integrally like vortex; the plurality of circles of guiding devices are arranged on the inner wall of the stirring drum body along the axial direction, so that the raw materials stirred close to the inner wall of the stirring drum body are blocked by the guiding devices and re-flow to the stirring center, thus the effect of more uniform stirring can be achieved.
Description
Technical field
The utility model relates to the plant equipment that construction material is manufactured, and relates in particular to a kind of stirring system for the preparation of lightweight concrete.
Background technology
Lightweight concrete is after CBA or physical blowing agent foaming, to join in the finish mix slurries such as Binder Materials, admixture, modifier, bittern, a kind of novel light insulation material that contains a large amount of sealed porositys forming through mix and blend, moulding by casting, natural curing.Foam concrete is taking flyash, sand, stone flour, mine tailing, building waste, calcium carbide powder as primary raw material, the foam concrete piece preparing can be obtained to foam concrete block by special cutting machine cutting, foam concrete block has that intensity is high is not afraid of impact, the dry contraction of good stability is difficult for cracking, the advantages such as the good and water-fast protection against the tide of sound isolating and heat insulating performance, particularly its cost is low, therefore, become a kind of novel construction material, obtained these years application very widely.
For these reasons, recent year starts there has been more research to the production of foam concrete, but study material and preparation technology that foam concrete is prepared in more concern, make how to obtain cost lower, thermal and insulating performance is foam concrete better, and the research of stirring to foam concrete and casting equipment is relatively little, prepare at present the equipment of foam concrete and mostly continue to use concrete batch plant, therefore, often there is the problem uneven, unit weight is unstable, product quality cannot ensure, production efficiency is low that stirs.
Utility model content
The problems referred to above that exist for prior art, the object that the utility model solves is: provides a kind of simple in structure, easy to use, can as far as possible raw materials be stirred, and the high stirring system for the preparation of lightweight concrete of stirring efficiency.
For achieving the above object, the utility model adopts following technological means: a kind of stirring system for the preparation of lightweight concrete, comprise the cylindrical stirring cylindrical shell of upper end open, described stirring cylindrical shell upper end is installed with support cover plate, described support cover plate seals 2/3 of stirring cylindrical shell upper end open, on described support cover plate, has charging aperture; Also comprise being arranged on and support the electro-motor on cover plate and be vertically arranged on the puddler in stirring cylindrical shell, the bottom of the lower end of described puddler in agitator and be circumferentially installed with multi-disc rotating vane, described multi-disc rotating vane is the laying of divergent shape; On the output shaft of described electro-motor, be circumferentially installed with driver pinion, the upper end of described puddler is circumferentially installed with driven gear wheel, and described driver pinion engages with driven gear wheel;
The madial wall of described stirring cylindrical shell is provided with multi-turn guiding device vertically, on every circle, there is the setting of mutually staggering of multiple guiding devices in multiple guiding devices and two adjacent rings, the bottom of described stirring cylindrical shell has discharging opening, and described discharging opening is provided with controls its unlatching or closed control valve.
As optimization, described guiding device is the T shape structure that connector and material guiding parts form, described connector is the arcuate structure identical with stirring cylinder inboard wall radian and is fixed on stirring cylinder inboard wall, described material guiding parts is that rectangular configuration and one end are fixedly connected on connector, when stirring, material guiding parts is accepted to stir on the face that raw material impacts in cylindrical shell and is had many row's hemispherical convex bodys, has the setting of mutually staggering of multiple hemispherical convex bodys on multiple hemispherical convex bodys and every row on every row.On every circle, be evenly equipped with 3 ~ 5 guiding devices.
As optimization, puddler is hollow stem.It is the blade face that is hit that described rotating vane is accepted raw material impacts in stirring cylinder face, and the described blade face of being hit is that the be hit lower edge of face of arc and blade is provided with sawtooth.
As optimization, on described support cover plate, be also provided with dust arrester, described dust arrester comprises exhaust tube and aspiration pump, described exhaust tube comprises bleed end and outlet side, the described end of bleeding stretches in stirring cylindrical shell through support cover plate and the end of bleeding is positioned at the top of stirring cylindrical shell, and described outlet side is communicated with the gas access of aspiration pump.
Advantage with respect to prior art: the mixing drum that the utility model provides has feature simple in structure, easy to install; Charging aperture is arranged on to the top of stirring cylindrical shell, the process of raw material charging from top to down can be carried out preliminary mixing; Support cover plate and seal 2/3 of upper end open, 1/3 not sealing, convenient operation personnel observe the mixing situation that stirs raw material in cylindrical shell; When raw material mixes in stirring cylindrical shell, because most of raw material in whipping process is stirred to stirring near the inwall of cylindrical shell, make raw material entirety be whirlpool shape, on stirring cylinder inboard wall, be axially arranged with multi-turn guiding device, make to stir to stirring near cylinder inboard wall raw material and be subject to stopping of guiding device and be again back to mixing center, thereby can reach the more uniform effect of stirring; The mode that has adopted driver pinion to engage with driven gear wheel between electro-motor and puddler is carried out the kind of drive, has played the effect of decelerator, has reduced the velocity of rotation of puddler, has improved mixing effect.
Brief description of the drawings
Fig. 1 is the cross-sectional view of mixing drum in the utility model.
Fig. 2 is the plan structure schematic diagram of mixing drum in the utility model.
Fig. 3 is the structural representation of guiding device in the utility model.
Fig. 4 is the plan structure schematic diagram of mixing drum while not supporting cover plate and transparency glass plate in the utility model.
Fig. 5 is the structural scheme of mechanism of the utility model rotating vane.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail.
With reference to accompanying drawing 1 to Fig. 5, for the preparation of a stirring system for lightweight concrete, comprise the cylindrical stirring cylindrical shell 2 of upper end open, stir cylindrical shell upper end and be installed with support cover plate 1, support cover plate and seal 2/3 of stirring cylindrical shell upper end open, support on cover plate and there is charging aperture, stir on 1/3 remaining opening of cylindrical shell upper end the clear glass cover plate 5 that this 1/3 opening can be covered can be set, clear glass cover plate is rotatably connected to the edge that stirs cylindrical shell upper end open, clear glass cover plate covers and stirs 1/3 remaining opening of cylindrical shell upper end, the fine particle of kicking up while preventing raw material charging from top to down is on the one hand raised out from stirring cylindrical shell upper end open, harm operator's is healthy, on the other hand, clear glass cover plate is as an observation window, convenient operation personnel observe the mixing situation that stirs raw material in cylindrical shell, upper side at clear glass cover plate preferably arranges a handles 51 again, owing to stirring cylindrical shell after the use of a period of time, stir the medial surface that poplar in cylindrical shell plays feed particles and be easily attached to clear glass cover plate, impact is observed, therefore can easily clear glass cover plate be turned and be cleaned by handle.Support cover plate and be provided with charging aperture 24 and dust arrester, dust arrester comprises exhaust tube 61 and aspiration pump 6, exhaust tube comprises bleed end and outlet side, and the end of bleeding stretches in stirring cylindrical shell through support cover plate and the end of bleeding is positioned at the top of stirring cylindrical shell, and outlet side is communicated with the gas access of aspiration pump; While entering in stirring cylindrical shell from top to bottom due to raw material; particulate tiny in raw material can be kicked up; dust arrester is taken away mixing the particulate of kicking up in cylindrical shell; prevent that on the one hand fine particle from raising out from stirring cylindrical shell upper end open; harm operator's is healthy, and also convenient operation personnel observe the stirring state that stirs raw material in cylindrical shell at any time on the other hand.
Also comprise being arranged on and support the electro-motor on cover plate and be vertically arranged on the puddler 7 in stirring cylindrical shell, the bottom of the lower end of puddler in agitator and be circumferentially installed with multi-disc rotating vane 71, multi-disc rotating vane is the laying of divergent shape; It is the blade face that is hit that rotating vane is accepted raw material impacts in stirring cylinder face, and the blade face of being hit is that the be hit lower edge of face of arc and blade is provided with sawtooth 72.Being arranged in whipping process of sawtooth can be smashed larger-size sandstone caking, is more conducive to the mixing of raw material, improves the uniformity that raw material mixes, and more improved the quality of finally shaped lightweight concrete.Inhomogeneous owing to being the feed distribution of fluid in whipping process, therefore easily cause certain vane stress fluctuation larger, thereby it is large to make electro-motor bear the fluctuation of load, electro-motor job insecurity, affect the service life of electro-motor, therefore, the quantity of rotating vane is preferably 3 ~ 5, allows as much as possible stressed more even on each rotating vane.
On the output shaft of electro-motor, be circumferentially installed with driver pinion, the upper end of puddler is circumferentially installed with driven gear wheel, and driver pinion engages with driven gear wheel; The transmission of driver pinion and driven gear wheel composition has played the effect of decelerator, has reduced the velocity of rotation of puddler, improved mixing effect, and this transmission is simple in structure, and installation and later maintenance are more convenient.Puddler is preferably arranged to hollow stem, weight reduction, the load of reduction electro-motor.
The madial wall that stirs cylindrical shell is provided with multi-turn guiding device vertically, on every circle, there is the setting of mutually staggering of multiple guiding devices in multiple guiding devices and two adjacent rings, the bottom of stirring cylindrical shell has discharging opening, and discharging opening is provided with controls its unlatching or closed control valve.Charging aperture is arranged on the top of stirring cylindrical shell, and raw material enters from top to down and stirs in cylindrical shell, and the process Raw of charging can carry out preliminary mixing, improves the efficiency of mix and blend; Due to stirring while adding raw material to stir in cylindrical shell, raw material normally gradation adds, therefore, in the time that the material quantity adding in stirring cylindrical shell is less, be arranged on stirring cylinder inboard wall guiding device on the lower and play guide functions, in the time adding the material quantity stirring in cylindrical shell slowly to increase, be positioned at the top guiding device of stirring cylinder inboard wall and play guide functions, thereby improve stirring efficiency, and made to stir more even.Inventor is through many experiments and data analysis discovery, and in the time that the quantity of guiding device is greater than 5, the benefit that even mixing is brought increases not obvious, but has increased on the contrary generation and maintenance cost, therefore, and best uniform 3 ~ 5 guiding devices on every circle.
Guiding device can be following structure: guiding device is the T shape structure that connector 21 and material guiding parts 22 form, connector is that the arcuate structure identical with stirring cylinder inboard wall radian and being fixed on stirs on cylinder inboard wall, and material guiding parts is that rectangular configuration and one end are fixedly connected on connector.Connector is arranged to arc and can is shown consideration for and close with mixing drum better, thereby make guiding device fixing more firm, while accepting the impact of raw material in whipping process, can play better guide functions, on four angles of connector, be respectively equipped with four threaded mounting holes, connector is fixed on well and is stirred on cylinder inboard wall through this threaded mounting hole by screw rod or bolt, make maintenance or change guiding device more convenient and quicker by screw rod or bolted mode.Material guiding parts is arranged to rectangular configuration and is more convenient for processing and installing.When stirring, material guiding parts is accepted to stir on the face that raw material impacts in cylindrical shell and is had many row's hemispherical convex bodys 26, has the setting of mutually staggering of multiple hemispherical convex bodys on multiple hemispherical convex bodys and every row on every row.When stirring, material guiding parts is accepted to stir on the face that in cylindrical shell, raw material impacts and is easily adhered to raw material, after mixing drum a period of time service time, material guiding parts is accepted to stir on the face that in cylindrical shell, raw material impacts and is tended to adhere to a lot of raw materials, therefore, accept to stir on the face that in cylindrical shell, raw material impacts at material guiding parts and arrange and arrange convex bodys more, the setting of mutually staggering of multiple hemispherical convex bodys on every row, can effectively reduce whipping process Raw adhering on material guiding parts, be convenient to clean material guiding parts, convex body is designed to hemispherical, the attachment surface of raw material becomes cambered surface, therefore, more be unfavorable for that raw material adheres to thereon, can also reduce like this loss of raw material simultaneously, reduce production cost, according to bionics principle, the setting of hemispherical convex body can also effectively reduce the flow resistance of raw material while stirring in addition, thereby reduces the load of electro-motor, the service life of improving electro-motor.
Intensity while accepting the impact of whipping process Raw in order to improve material guiding parts has been obliquely installed strip reinforcement between connector and material guiding parts, and the angle of strip reinforcement and material guiding parts is preferably set to 30 ~ 45 °.The intensity that can improve material guiding parts so on the one hand and accept the impact of whipping process Raw, can also reduce on the other hand the raw material forming between connector and material guiding parts and stir dead angle.
As optimization, the area that the face that in cylindrical shell, raw material impacts is stirred in the material guiding parts of the guiding device on every circle acceptance from bottom to top increases successively.While working due to the guiding device of more top portion, illustrate that the raw material stirring in cylindrical shell is more, therefore, in the stirring cylindrical shell that material guiding parts on every circle is accepted from bottom to top, raw material impulsive force is larger, therefore, in order to bring into play better the effect of material guiding parts on every circle, the area that the face that in cylindrical shell, raw material impacts is stirred in the acceptance of the material guiding parts on every circle from bottom to top increases successively.
Finally explanation is, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not departing from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (6)
1. the stirring system for the preparation of lightweight concrete, it is characterized in that: the cylindrical stirring cylindrical shell that comprises upper end open, described stirring cylindrical shell upper end is installed with support cover plate, and described support cover plate seals 2/3 of stirring cylindrical shell upper end open, on described support cover plate, has charging aperture; Also comprise being arranged on and support the electro-motor on cover plate and be vertically arranged on the puddler in stirring cylindrical shell, the bottom of the lower end of described puddler in agitator and be circumferentially installed with multi-disc rotating vane, described multi-disc rotating vane is the laying of divergent shape; On the output shaft of described electro-motor, be circumferentially installed with driver pinion, the upper end of described puddler is circumferentially installed with driven gear wheel, and described driver pinion engages with driven gear wheel;
The madial wall of described stirring cylindrical shell is provided with multi-turn guiding device vertically, on every circle, there is the setting of mutually staggering of multiple guiding devices in multiple guiding devices and two adjacent rings, the bottom of described stirring cylindrical shell has discharging opening, and described discharging opening is provided with controls its unlatching or closed control valve.
2. a kind of stirring system for the preparation of lightweight concrete as claimed in claim 1, it is characterized in that: described guiding device is the T shape structure that connector and material guiding parts form, described connector is the arcuate structure identical with stirring cylinder inboard wall radian and is fixed on stirring cylinder inboard wall, described material guiding parts is that rectangular configuration and one end are fixedly connected on connector, when stirring, material guiding parts is accepted to stir on the face that raw material impacts in cylindrical shell and is had many row's hemispherical convex bodys, has the setting of mutually staggering of multiple hemispherical convex bodys on multiple hemispherical convex bodys and every row on every row.
3. a kind of stirring system for the preparation of lightweight concrete as claimed in claim 1, is characterized in that: on described every circle, be evenly equipped with 3 ~ 5 guiding devices.
4. a kind of stirring system for the preparation of lightweight concrete as claimed in claim 1, is characterized in that: described puddler is hollow stem.
5. a kind of stirring system for the preparation of lightweight concrete as claimed in claim 1, it is characterized in that: it is the blade face that is hit that described rotating vane is accepted raw material impacts in stirring cylinder face, the described blade face of being hit is that the be hit lower edge of face of arc and blade is provided with sawtooth.
6. a kind of stirring system for the preparation of lightweight concrete as claimed in claim 1, it is characterized in that: on described support cover plate, be also provided with dust arrester, described dust arrester comprises exhaust tube and aspiration pump, described exhaust tube comprises bleed end and outlet side, the described end of bleeding stretches in stirring cylindrical shell through support cover plate and the end of bleeding is positioned at the top of stirring cylindrical shell, and described outlet side is communicated with the gas access of aspiration pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320796146.2U CN203680540U (en) | 2013-12-08 | 2013-12-08 | Stirring system used for preparing lightweight concrete |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320796146.2U CN203680540U (en) | 2013-12-08 | 2013-12-08 | Stirring system used for preparing lightweight concrete |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203680540U true CN203680540U (en) | 2014-07-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320796146.2U Expired - Fee Related CN203680540U (en) | 2013-12-08 | 2013-12-08 | Stirring system used for preparing lightweight concrete |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203680540U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104275108A (en) * | 2014-10-19 | 2015-01-14 | 耒阳市诚松有色金属再生有限公司 | Slag stirring device |
| CN104289130A (en) * | 2014-10-19 | 2015-01-21 | 耒阳市诚松有色金属再生有限公司 | Slag stirring device |
-
2013
- 2013-12-08 CN CN201320796146.2U patent/CN203680540U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104275108A (en) * | 2014-10-19 | 2015-01-14 | 耒阳市诚松有色金属再生有限公司 | Slag stirring device |
| CN104289130A (en) * | 2014-10-19 | 2015-01-21 | 耒阳市诚松有色金属再生有限公司 | Slag stirring device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140702 Termination date: 20141208 |
|
| EXPY | Termination of patent right or utility model |