CN211026746U - Controllable aggregate powder removing device and dry-mixed mortar production system - Google Patents
Controllable aggregate powder removing device and dry-mixed mortar production system Download PDFInfo
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- CN211026746U CN211026746U CN201921836436.9U CN201921836436U CN211026746U CN 211026746 U CN211026746 U CN 211026746U CN 201921836436 U CN201921836436 U CN 201921836436U CN 211026746 U CN211026746 U CN 211026746U
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Abstract
The utility model provides a controllable aggregate takes off powder device and dry powder mortar production system to alleviate the uncontrollable technical problem of mountain flour content in the mechanism sand that prior art exists. The controllable aggregate powder removing device comprises a powder selecting mechanism, and the powder selecting mechanism comprises a main body, a cyclone, a fan, a plurality of finished sand bins and a stone powder bin; the upper part of the main body is provided with a feed inlet, the lower part of the main body is provided with a finished product sand discharge outlet communicated with a finished product sand bin, and the inside of the main body is provided with a rotatable rotor and a spreading disc for uniformly spreading the entering sand; the cyclone cylinder is arranged on the outer wall of the main body and communicated with the inner cavity of the main body, the upper part of the cyclone cylinder is communicated with the fan, and the lower part of the cyclone cylinder is provided with a stone powder discharge port which is communicated with the stone powder bin; the technical scheme can avoid the technical problem of uncontrollable stone powder content in the prior art.
Description
Technical Field
The utility model belongs to the technical field of the dry powder production technique and specifically relates to a controllable aggregate takes off powder device and dry powder mortar production system.
Background
Dry mortar is a granular physical mixture of dry lightweight aggregate such as quartz sand, inorganic gelling material such as cement, and additives such as polymers. As the application range of the dry powder mortar is wider, the application requirements for the dry powder mortar with different functions are higher and higher, so that the application requirements of the dry powder mortar raw materials are improved.
In recent years, with the rapid development of various domestic construction businesses, the investment of roads, railways, houses and other infrastructure buildings in various regions is increasingly increased, and a large amount of sand is urgently needed. Due to the increasing shortage of natural resources and the serious damage of natural sand exploitation to the environment, artificial sand making is rapidly developed. Aggregate raw materials of general dry-mixed mortar manufacturers are mainly manufactured by outsourcing machine-made sand and natural sand, but the aggregate raw materials cannot be controlled in time according to the aggregate requirements needed by the raw materials of the products, and meanwhile, the transportation and production cost is increased.
Particulate stone powder and soil with the size of 75um are mixed in the machine-made sand. The proper amount of stone powder can improve the defect of poor working performance of machine-made sand mortar and increase the compression strength and the breaking strength of the mortar. However, too high a content of stone dust may affect the performance of the machine-made sand. We must perform a de-powdering treatment on the machine-made sand. Therefore, the requirements of the aggregate in the production process of different dry powder mortar varieties are higher and higher.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a controllable aggregate takes off powder device and dry powder mortar production system to alleviate the uncontrollable technical problem of mountain flour content in the mechanism sand that prior art exists.
In order to solve the technical problem, the utility model provides a technical scheme lies in:
a controllable aggregate powder removing device, which comprises a powder selecting mechanism,
the powder selecting mechanism comprises a main body, a cyclone, a fan, a plurality of finished product sand bins and a stone powder bin;
the upper part of the main body is provided with a feed inlet, the lower part of the main body is provided with a finished sand discharge outlet communicated with the finished sand bin, and the inside of the main body is provided with a rotatable rotor and a spreading disc for uniformly spreading the entering sand;
the cyclone is arranged on the outer wall of the main body and communicated with the inner cavity of the main body, the upper part of the cyclone is communicated with the fan, and the lower part of the cyclone is provided with a stone powder discharge port which is communicated with the stone powder bin;
after powder enters the inner cavity of the main body through the feeding hole at the upper part of the main body, under the rotating and scattering action of the rotor and the scattering disc, sand grains are separated from stone powder, the sand grains are deposited downwards and output to the finished product sand bin from the finished product sand discharging hole, and the sand grains with different grain sizes enter different finished product sand bins; the stone powder flows to the cyclone cylinder under the action of the negative pressure of the fan and flows to the stone powder bin from the discharge hole of the cyclone cylinder.
Further, in the present invention,
the controllable aggregate powder removing device comprises a first finished product sand bin and a second finished product sand bin, and the first finished product sand bin and the second finished product sand bin are used for collecting finished product sand with different grain diameters.
Further, in the present invention,
a discharge hole of the powder selecting mechanism is provided with a screening assembly, and the screening assembly comprises a first screen and a second screen;
the first screen and the second screen are selectively arranged at the discharge hole of the powder selecting mechanism,
the first screen is provided with a mesh for the passage of particles of a first size;
the second screen is provided with a mesh for the passage of particles of a second size.
A dry powder mortar production system comprises the controllable aggregate powder removing device.
Further, in the present invention,
still include system sand machine, system sand machine along material direction of delivery set up in the upper reaches of selection powder mechanism, system sand machine is used for preparing contains stone powder sand material.
Further, in the present invention,
the vibration screening machine is characterized by further comprising a vibration screening machine, a feeding port of the vibration screening machine is connected with the sand making machine, and the vibration screening mechanism is used for receiving the sand materials containing the stone powder input by the sand making machine and outputting the sand materials containing the stone powder after classification.
Further, in the present invention,
the powder sorting machine is characterized by further comprising a semi-finished product sand bin, wherein a feeding port of the semi-finished product sand bin is communicated with a discharging port of the vibrating screening machine, and a discharging port of the semi-finished product sand bin is communicated with a feeding port in the upper portion of the main body of the powder sorting mechanism.
Further, in the present invention,
the finished product sand silo comprises a primary semi-finished product sand silo and a secondary semi-finished product sand silo, and the grain diameters of the grains collected by the primary semi-finished product sand silo and the secondary semi-finished product sand silo are different.
Further, in the present invention,
still include stone feeding storehouse, the discharge gate in stone feeding storehouse with the pan feeding mouth of system sand machine is connected.
Further, in the present invention,
the dry powder mortar production system further comprises a dust collector, and the dust collector is used for collecting dust of the dry powder mortar production system.
The utility model discloses the technological effect analysis that can realize as follows:
because the controllable aggregate powder removing device that this application provided, including the selection powder mechanism, the selection powder mechanism includes main part, whirlwind section of thick bamboo, fan, a plurality of finished product sand storehouse and mountain flour storehouse. The upper part of the main body is provided with a feed inlet, the lower part of the main body is provided with a finished product sand discharge outlet communicated with a finished product sand bin, and the inside of the main body is provided with a rotatable rotor and a spreading disc for uniformly spreading the entering sand; the cyclone cylinder is arranged on the outer wall of the main body and communicated with the inner cavity of the main body, the upper part of the cyclone cylinder is communicated with the fan, and the lower part of the cyclone cylinder is provided with a stone powder discharge port which is communicated with the stone powder bin;
after powder enters the inner cavity of the main body through the feeding hole at the upper part of the main body, under the rotating and scattering action of the rotor and the scattering disc, sand grains are separated from stone powder, the sand grains are deposited downwards and output to a finished product sand bin from a finished product sand discharging hole, and the sand grains with different grain sizes enter different finished product sand bins; the stone powder flows to the cyclone cylinder under the negative pressure of the fan and flows to the stone powder bin from the discharge port of the cyclone cylinder.
In the process of preparing the finished sand, the stone powder is separated from the sand grains, and the amount of the stone powder separated under different negative pressure states is different, so that the content of the stone powder in the produced finished sand can be effectively controlled, and the technical problem of uncontrollable content of the stone powder in the prior art is solved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a controllable aggregate powder removing device provided by an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a screening assembly in a controllable aggregate fines removal device according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a dry-mixed mortar production system provided by the embodiment of the present invention.
Icon: 100-a powder selecting mechanism; 110-a body; 120-a cyclone; 130-a fan; 150-stone powder bin; 160-a screening component; 161-a first screen; 162-a second screen; 141-first finished product sand silo; 142-a second finished sand silo; 200-a sand making machine; 300-a vibrating screening machine; 410-first-level semi-finished sand silo; 420-second-level semi-finished product sand silo; 500-stone feeding bin; 600-dust collector.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Some embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.
Example 1
Referring to fig. 1 to 3 together, the present invention discloses a controllable aggregate powder removing device, which comprises a powder selecting mechanism 100, wherein the powder selecting mechanism 100 comprises a main body 110, a cyclone 120, a fan 130, a plurality of finished sand bins and a stone powder bin 150; the upper part of the main body 110 is provided with a feed inlet, the lower part is provided with a finished sand discharge outlet communicated with a finished sand bin, and the inside of the main body is provided with a rotatable rotor and a spreading disc for uniformly spreading the entering sand; the cyclone 120 is disposed on the outer wall of the main body 110 and is communicated with the inner cavity of the main body 110, the upper portion of the cyclone 120 is communicated with the fan 130, and the lower portion is disposed as a stone powder outlet which is communicated with the stone powder bin 150.
After powder enters an inner cavity of the main body 110 through a feeding hole in the upper part of the main body 110, under the rotating and scattering action of the rotor and the scattering disc, sand grains are separated from stone powder, the sand grains are deposited downwards and output to a finished product sand bin from a finished product sand discharging hole, and the sand grains with different grain sizes enter different finished product sand bins; the stone powder flows to the cyclone 120 under the negative pressure of the fan 130, and flows to the stone powder bin 150 from the discharge port of the cyclone 120.
In the process of preparing the finished sand, the stone powder is separated from the sand grains, and the amount of the stone powder separated under different negative pressure states is different, so that the content of the stone powder in the produced finished sand can be effectively controlled, and the technical problem of uncontrollable content of the stone powder in the prior art is solved.
The rotor and the material spreading plate disposed inside the main body 110 may be conventional ones, and both are conventional ones and function to eject the sand grains at a high speed.
What needs to be waited for about how to realize the controllable aggregate is that the conduction state of main part and different finished product sand warehouses can be realized through the break-make of the pipeline that communicates in different finished product sand warehouses. In addition, the sand grains with larger grain sizes are firstly deposited at the bottom of the main body, so that the deposited grain sizes in different time periods are different, and then the on-off of the pipeline is adjusted in a matching manner, so that the controllability of the aggregate can be realized.
With regard to the controllable aggregate fines removal device, it is noted that:
the controllable aggregate powder removing device comprises a first finished product sand bin 141 and a second finished product sand bin 142, and the first finished product sand bin 141 and the second finished product sand bin 142 are used for collecting finished product sand with different grain diameters. Of course, more finished sand silos, for example, three finished sand silos, may be provided. The significance of arranging different numbers of finished product sand bins is that sand grains of different grain sizes can be collected, so that accurate classification can be achieved. Of course, precise staging requires precise operation of the main body 110 and cyclone 120.
In addition, in order to realize accurate grading of the aggregate, another scheme is as follows: the discharge port of the powder selecting mechanism 100 is provided with a screening assembly 160, and the screening assembly 160 includes a first screen 161 and a second screen 162, see fig. 2 specifically.
The first screen 161 and the second screen 162 are selectively installed at the discharge port of the powder selecting mechanism 100,
the first screen 161 is provided with a mesh for passing particles of a first particle size;
the second screen 162 is provided with a mesh for passing the particles of the second particle size.
Referring to fig. 2, the first screen 161 and the second screen 162 are both circular, and the discharge hole of the powder selecting mechanism 100 in the area between the first screen 161 and the second screen 162 is rotatably connected, and the rotation plane is the plane where the first screen 161 and the second screen 162 are located. When the first screen 161 rotates to face the discharge hole, the second screen 162 is rotated out, and when the second screen 162 rotates to face the discharge hole, the first screen 161 is rotated out. The driving force for rotating the first screen 161 and the second screen 162 may be electric or artificial.
Example 2
The embodiment provides a dry powder mortar production system, which comprises the controllable aggregate powder removing device mentioned in the embodiment 1.
In an alternative to this embodiment, it is preferable that,
the production system further comprises a sand making machine 200, wherein the sand making machine 200 is arranged at the upstream of the powder selecting mechanism 100 along the material conveying direction, and the sand making machine 200 is used for preparing the sand material containing the stone powder.
In an alternative to this embodiment, it is preferable that,
the production system further comprises a vibrating screen machine 300, a feeding port of the vibrating screen machine 300 is connected with the sand making machine 200, and the vibrating screen machine 300 is used for receiving the sand materials containing the stone powder input by the sand making machine 200, classifying the sand materials containing the stone powder and outputting the classified sand materials. Vibratory screening machine 300 is provided with multiple layers of screens, each of which can vibrate, such as with a vibratory hammer or a vibrator. The apertures of the sieve holes between the screens of each layer are different, and the apertures of the sieve holes become smaller from top to bottom.
In an alternative to this embodiment, it is preferable that,
the production system further comprises a semi-finished product sand bin, a feeding port of the semi-finished product sand bin is communicated with a discharging port of the vibrating screen classifier 300, and a discharging port of the semi-finished product sand bin is communicated with a feeding port at the upper part of the main body 110 of the powder selecting mechanism 100. The number of the semi-finished sand silo should be the same as the number of the screen in the vibratory screening machine 300, and when the vibratory screening machine 300 can output particles with N particle sizes, the number of the semi-finished sand silo should be correspondingly set to be N.
In an alternative to this embodiment, it is preferable that,
the finished sand silo comprises a first-stage semi-finished sand silo 410 and a second-stage semi-finished sand silo 420, and the grain diameters of the grains collected by the first-stage semi-finished sand silo 410 and the second-stage semi-finished sand silo 420 are different.
In an alternative to this embodiment, it is preferable that,
this production system still includes stone feeding storehouse 500, and the discharge gate in stone feeding storehouse 500 is connected with the pan feeding mouth of system sand machine 200.
In an alternative to this embodiment, it is preferable that,
the production system further comprises a dust collector 600, and the dust collector 600 is used for collecting dust of the dry powder mortar production system.
In an alternative to this embodiment, it is preferable that,
and the components are transported by a belt, and when the components need to be conveyed from a low position to a high position, a hoisting machine needs to be equipped in an auxiliary manner. Generally, the belt and the elevator are liable to generate dust, and therefore, the dust collector 600 should act on the belt and the elevator to prevent the whole production system from generating excessive dust.
In summary, the production process of the dry mortar production system provided by this embodiment is briefly described as follows:
the stones enter a stone feeding bin 500, then enter a sand making machine 200 from the feeding bin, the sand making machine 200 crushes the stones and conveys the crushed stones to a vibrating screening machine 300, the crushed stones are classified by the vibrating screening machine 300, sand grains with different grain sizes after classification respectively enter a first-stage semi-finished product sand bin 410 and a second-stage semi-finished product sand bin 420, and in addition, unqualified sand grains return to the sand making machine 200 for continuous crushing. Materials in the first-stage semi-finished product sand bin 410 and the second-stage semi-finished product sand bin 420 are conveyed to the powder selecting mechanism 100, wherein after powder enters an inner cavity of the main body 110 through a feeding hole in the upper part of the main body 110, under the rotating and scattering action of the rotor and the scattering disc, sand grains are separated from stone powder, the sand grains are deposited downwards and output to the finished product sand bin from a finished product sand discharging hole, and the sand grains with different grain sizes enter different finished product sand bins; the stone powder flows to the cyclone 120 under the negative pressure of the fan 130, and flows to the stone powder bin 150 from the discharge port of the cyclone 120. In the process of preparing the finished sand, the stone powder is separated from the sand grains, and the amount of the stone powder separated under different negative pressure states is different, so that the content of the stone powder in the produced finished sand can be effectively controlled, and the technical problem of uncontrollable content of the stone powder in the prior art is solved.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. A controllable aggregate powder removing device is characterized by comprising a powder selecting mechanism (100),
the powder selecting mechanism (100) comprises a main body (110), a cyclone (120), a fan (130), a plurality of finished product sand bins and a stone powder bin (150);
the upper part of the main body (110) is provided with a feed inlet, the lower part of the main body is provided with a finished sand discharge outlet communicated with the finished sand bin, and the inside of the main body is provided with a rotatable rotor and a spreading disc for uniformly spreading the entering sand;
the cyclone (120) is arranged on the outer wall of the main body (110) and communicated with the inner cavity of the main body (110), the upper part of the cyclone (120) is communicated with the fan (130), the lower part of the cyclone (120) is provided with a stone powder discharge port, and the stone powder discharge port is communicated with the stone powder bin (150);
after powder enters an inner cavity of the main body (110) through a feeding hole in the upper part of the main body (110), under the rotating and scattering action of the rotor and the scattering disc, sand grains are separated from stone powder, the sand grains are deposited downwards and output to the finished product sand bin from the finished product sand discharging hole, and the sand grains with different grain sizes enter different finished product sand bins; the stone powder flows to the cyclone (120) under the negative pressure action of the fan (130) and flows to the stone powder bin (150) from the discharge hole of the cyclone (120).
2. A controllable aggregate dusting apparatus according to claim 1,
the controllable aggregate powder removing device comprises a first finished product sand bin (141) and a second finished product sand bin (142), and the first finished product sand bin (141) and the second finished product sand bin (142) are used for collecting finished product sand with different grain diameters.
3. A controllable aggregate dusting apparatus according to claim 2,
a discharge hole of the powder selecting mechanism (100) is provided with a screening assembly (160), and the screening assembly (160) comprises a first screen (161) and a second screen (162);
the first screen (161) and the second screen (162) are selectively arranged at the discharge hole of the powder selecting mechanism (100),
the first screen (161) is equipped with a mesh for the passage of particles of a first size;
the second screen (162) is provided with a mesh for the passage of particles of a second size.
4. A dry mortar production system comprising a controlled aggregate dusting apparatus according to any of claims 1 to 3.
5. The dry-mixed mortar production system according to claim 4, further comprising a sand making machine (200), wherein the sand making machine (200) is arranged upstream of the powder selecting mechanism (100) along the material conveying direction, and the sand making machine (200) is used for preparing sand material containing stone powder.
6. The dry mortar production system according to claim 5,
still include vibration screening machine (300), the pan feeding mouth of vibration screening machine (300) with system sand machine (200) are connected, vibration screening machine (300) construct be used for accept by system sand machine (200) the input contain the mountain flour sand material, and will contain output after the mountain flour sand material is hierarchical.
7. The dry mortar production system according to claim 6,
the powder sorting machine is characterized by further comprising a semi-finished product sand bin, wherein a feeding port of the semi-finished product sand bin is communicated with a discharging port of the vibrating screening machine (300), and a discharging port of the semi-finished product sand bin is communicated with a feeding port at the upper part of the main body (110) of the powder sorting mechanism (100).
8. The dry mortar production system according to claim 7,
the finished product sand silo comprises a first-stage semi-finished product sand silo (410) and a second-stage semi-finished product sand silo (420), and the grain diameters of the grains collected by the first-stage semi-finished product sand silo (410) and the second-stage semi-finished product sand silo (420) are different.
9. The dry mortar production system according to claim 7,
still include stone feeding storehouse (500), the discharge gate of stone feeding storehouse (500) with the pan feeding mouth of system sand machine (200) is connected.
10. The dry powder mortar production system according to claim 9,
the dry powder mortar production system further comprises a dust collector (600), and the dust collector (600) is used for collecting dust of the dry powder mortar production system.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113385286A (en) * | 2021-07-30 | 2021-09-14 | 重庆市涪陵区大业建材有限公司 | Sand and powder refining treatment process and system in dry production of sandstone |
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2019
- 2019-10-29 CN CN201921836436.9U patent/CN211026746U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113385286A (en) * | 2021-07-30 | 2021-09-14 | 重庆市涪陵区大业建材有限公司 | Sand and powder refining treatment process and system in dry production of sandstone |
| CN113385286B (en) * | 2021-07-30 | 2022-10-28 | 重庆市涪陵区大业建材有限公司 | Sand and powder refining treatment process and system in dry production of sandstone |
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Denomination of utility model: A controllable aggregate powder removing device and dry powder mortar production system Effective date of registration: 20210629 Granted publication date: 20200717 Pledgee: Zaozhuang Branch of Rizhao Bank Co., Ltd Pledgor: SHANDONG ZHONGYAN BUILDING MATERIALS TECHNOLOGY Co.,Ltd. Registration number: Y2021980005454 |