CN217777371U - Fly ash metering system - Google Patents
Fly ash metering system Download PDFInfo
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- CN217777371U CN217777371U CN202221518391.2U CN202221518391U CN217777371U CN 217777371 U CN217777371 U CN 217777371U CN 202221518391 U CN202221518391 U CN 202221518391U CN 217777371 U CN217777371 U CN 217777371U
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- fly ash
- vulcanizing
- vulcanizing tank
- metering system
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/10—Production of cement, e.g. improving or optimising the production methods; Cement grinding
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Abstract
The utility model discloses a fly ash measurement system belongs to fly ash batching technical field. The coal ash metering system comprises a discharge hopper, a vulcanizing device and a metering device, wherein the vulcanizing device comprises a vulcanizing tank and a fan, an air outlet pipe of the fan penetrates through and is connected to the inside of the vulcanizing tank, an inlet of the vulcanizing tank is communicated with an outlet of the discharge hopper, and an outlet of the vulcanizing tank is communicated with an inlet of the metering device. When the pulverized fuel ash is metered, only the fan needs to be started to input compressed gas into the vulcanizing tank, and the compressed gas can fluidize the pulverized fuel ash flowing through the vulcanizing tank, so that the fluidity of the pulverized fuel ash is increased, the pulverized fuel ash is smoothly discharged, the phenomena of material breaking and material flushing are avoided, and the technical problem of large pulverized fuel ash discharging fluctuation is effectively solved.
Description
Technical Field
The utility model belongs to the technical field of the fly ash batching, especially, relate to a fly ash measurement system.
Background
The fly ash is industrial waste residue generated by a thermal power plant, can be used as a main mixed material for proportioning application in cement production, not only meets the requirement of recycling waste energy, but also reduces the production cost of cement and effectively reduces the problem of dust pollution. However, the fly ash has the characteristic of light volume weight, so that the blanking fluctuation is large during the batching period, the phenomenon of material breakage often occurs, and the situation that the given value is consistent with the feedback value cannot be realized in a short time after the feeding is recovered, so that the batching and metering accuracy is poor, particularly, the material flushing phenomenon during the ash beating period of thermal power generation and outsourcing fly ash is serious, and the stability of the quality of raw materials and the calcination of a rotary kiln system are seriously influenced.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides a fly ash measurement system has solved fly ash undulant great in unloading during the batching, takes place to expect and dashes the technical problem who expects easily absolutely.
Realize the utility model discloses the technical scheme of purpose as follows:
the embodiment of the utility model provides a fly ash metering system, including discharge hopper, vulcanizer and metering device;
the vulcanizing device comprises a vulcanizing tank and a fan, wherein an air outlet pipe of the fan penetrates through and is connected to the inside of the vulcanizing tank;
and the inlet of the vulcanizing tank is communicated with the outlet of the discharge hopper, and the outlet of the vulcanizing tank is communicated with the inlet of the metering device.
In the preferred implementation of the embodiment of the utility model, this fly ash metering system still includes manual valve, manual valve locates the export of discharge hopper with between the import of vulcanization case.
The utility model discloses in the preferred implementation of embodiment, this fly ash measurement system still includes pneumatic valve, pneumatic valve locates the export of discharge hopper with between the import of vulcanization case, and be located deviating from of manual valve one side of the export of discharge hopper.
The embodiment of the utility model provides an in the preferred implementation, this fly ash measurement system still includes the toper buffering cover, the toper buffering cover is located the inside of vulcanization case, just the summit of toper buffering cover is close to the import of vulcanization case.
The embodiment of the utility model provides an in the preferred implementation, this fly ash measurement system be equipped with wear-resisting self-lubricating coating on the outer wall of toper buffering cover.
The embodiment of the utility model provides an in the preferred implementation, this fly ash measurement system still includes gas control valve, gas control valve locates on the play tuber pipe of fan.
The embodiment of the utility model provides an in the preferred implementation, this fly ash measurement system still includes the unloading chute of slope, the unloading chute of slope is located the export of vulcanization case with between metering device's the import.
The embodiment of the utility model provides an in the preferred implementation, the play tuber pipe of fan is followed the bottom of vulcanizing the case penetrates the inside of vulcanizing the case.
Compared with the prior art, the utility model discloses advantage or beneficial effect include at least:
the embodiment of the utility model discloses fly ash measurement system sets up the vulcanizer including vulcanizing case and fan between discharge hopper and metering device to the entrance point, the exit end that will vulcanize the case are connected to the exit end of discharge hopper and metering device's entrance point respectively, and with the inside of the play tuber pipe through connection to vulcanizing case of fan. In view of this, when the fly ash is proportioned and metered, only the fan needs to be started to input the compressed gas into the vulcanizing tank, and the compressed gas can fluidize the fly ash flowing through the vulcanizing tank, so that the fluidity of the fly ash is increased, the fly ash is smoothly discharged, the phenomena of material breaking and material flushing are avoided, and the technical problem of large fly ash discharging fluctuation is effectively solved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is obvious that the drawings in the following description are only some of the embodiments described in the present application, and that other drawings can be derived from these drawings by a person skilled in the art without inventive effort.
FIG. 1 is a schematic structural diagram of a fly ash metering system provided by an embodiment of the present invention;
FIG. 2 is a schematic view of fly ash flowing through the interior of a curing box.
Reference numerals are as follows: 1-a discharge hopper; 2-a vulcanizing device; 3-a metering device; 4-manual valve; 5-pneumatic valves; 6-an inclined feeding chute; 7-a discharge chute; 8-gas regulating valve; 10-a fly ash warehouse; 21-a vulcanization box; 22-a fan; 23-a conical buffer shield; 210-air permeable layer.
Detailed Description
The technical solution in 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. It is to be understood that the disclosed embodiments are merely exemplary of the invention, and are not intended to limit the invention to the precise embodiments disclosed. Based on the embodiments described in the present invention, all other embodiments obtained by a person skilled in the art without any creative work belong to the protection scope of the present invention.
In the description of the following embodiments of the present invention, the terms "front", "back", "upper", "lower", "inner", "outer", "left", "right", "center", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. The terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; may be a mechanical or electrical connection; can be directly connected or indirectly connected through an intermediate coal medium, and can be communicated with the inside of two elements. The specific meaning of the above terms in the embodiments of the present invention can be understood by those skilled in the art according to specific situations.
In order to solve the technical problems that the feeding fluctuation of the fly ash is large during the material mixing process, and the material breaking and material flushing are easy to occur, the embodiment discloses a fly ash metering system, please refer to fig. 1 to 2. Fig. 1 is a schematic structural diagram of a fly ash metering system provided in this embodiment; FIG. 2 is a schematic view of fly ash flowing through the interior of a curing box.
As shown in fig. 1, the fly ash metering system comprises a discharge hopper 1, a vulcanizing device 2 and a metering device 3, wherein the vulcanizing device 2 comprises a vulcanizing tank 21 and a fan 22, and an air outlet pipe of the fan 22 penetrates through and is connected to the inside of the vulcanizing tank 21; the inlet of the vulcanizing tank 21 is communicated with the outlet of the discharging hopper 1, and the outlet of the vulcanizing tank 21 is communicated with the inlet of the metering device 3.
In the fly ash metering system disclosed in this embodiment, the vulcanizing device 2 including the vulcanizing tank 21 and the fan 22 is disposed between the discharging hopper 1 and the metering device 3, and the inlet end and the outlet end of the vulcanizing tank 21 are respectively connected to the outlet end of the discharging hopper 1 and the inlet end of the metering device 3, and the air outlet pipe of the fan 22 is penetratingly connected to the inside of the vulcanizing tank 21. In view of this, when the fly ash is dosed and measured, only the fan 22 needs to be started to input the compressed gas into the vulcanizing tank 21, and the compressed gas can fluidize the fly ash flowing through the vulcanizing tank 21, so that the fluidity of the fly ash is increased, the fly ash is smoothly discharged, the phenomena of material breaking and material flushing are avoided, the technical problem of large fly ash discharging fluctuation is effectively solved, and the measurement accuracy is improved.
It should be noted that the discharge hopper 1 is a structural component for discharging fly ash, preferably a conical hopper structure, which is mounted at the bottom of the fly ash storage 10, and is not only beneficial for preventing fly ash from accumulating in the hopper, but also convenient for cleaning and maintenance of the discharge hopper and control of discharging and stopping.
The sulfidizing apparatus 2 is a device capable of fluidizing and suspending fly ash flowing through the sulfidizing tank 21. Specifically, as shown in fig. 2, the blower 22 is started to input compressed gas into the vulcanizing tank 21, and simultaneously, the fly ash flows into the vulcanizing tank 21 from the top inlet of the vulcanizing tank 21 and is suspended in the vulcanizing tank 21 in a fluidized state under the action of the compressed gas, and the fluidized fly ash enters the metering device 3 for proportioning and metering through mutual extrusion or collision, so that the smoothness of fly ash blanking is effectively increased, the phenomena of material breakage and material flushing are avoided, the technical problem of large fly ash blanking fluctuation is solved, and the metering accuracy is improved. The vulcanizing tank 21 is a common vulcanizing device in the field, and specifically, a ventilating and wear-resistant gasification plate 210 is arranged in a tank shell, fly ash falls from the upper part of the gasification plate 210, and compressed gas is sprayed upwards from the lower part of the gasification plate 210, so that the fly ash is suspended in the tank shell under the action of the compression-molded gas, and thus, fluidization is formed to increase fluidity; the blower 22 is preferably a hot air blower (e.g., a variable frequency roots blower) to facilitate the introduction of compressed hot gas into the curing oven 21 to enhance the "fluidization" effect.
It should be noted that the metering device 3 is preferably a rotor scale (e.g., a sandiskei sandberg scale), which is reliable in operation and is not affected by changes in system parameters; is suitable for large-flow measurement, and can effectively reduce the fluctuation of coal ash feeding.
In this embodiment, the fly ash metering system further comprises a manual valve 4, and the manual valve 4 is arranged between the outlet of the discharge hopper 1 and the inlet of the vulcanizing tank 21, so as to control long-time shutdown maintenance of the fly ash batching and metering system. The manual valve 4 is preferably a manual gate valve, and the manual gate valve has the advantages of simple and compact structure, reasonable design, reliable sealing, light and flexible operation, small volume, smooth channel, small resistance, easy installation, easy disassembly and the like.
In this embodiment, the fly ash metering system further comprises a pneumatic valve 5, wherein the pneumatic valve 5 is arranged between the outlet of the discharge hopper 1 and the inlet of the vulcanizing tank 21 and is positioned on the side of the manual valve 4, which is far away from the outlet of the discharge hopper 1, so that the material flow can be controlled in a short time or the calibration and maintenance of material stopping can be facilitated. The pneumatic valve 5 is preferably a pneumatic gate valve, and the pneumatic gate valve has the advantages of simple structure, flexible operation, light weight, no blockage and quick opening and closing. The embodiment installs a pneumatic gate valve again on the basis of manual gate valve, and the installation is not restricted by the angle, convenient operation, and can adjust the yardstick at any time.
With continued reference to fig. 2, the fly ash metering system further includes a conical buffer cover 23, the conical buffer cover 23 is disposed inside the vulcanizing tank 21, and an apex of the conical buffer cover 23 is close to an inlet of the vulcanizing tank 21. Therefore, the fly ash flowing into the vulcanizing tank 21 from the top inlet of the vulcanizing tank 21 falls onto the conical buffer cover 23 and slides onto the gasification plate 210 along the outer surface of the conical buffer cover 23, so that the stacking problems of flushing, collapsing and the like caused by the direct falling of the fly ash are avoided.
In this embodiment, this fly ash measurement system be equipped with wear-resisting self-lubricating coating on the outer wall of toper buffering cover, not only improve the smoothness nature of fly ash landing, avoid fly ash to cause toper buffering cover 23 wearing and tearing when following the outer wall landing of toper buffering cover 23 moreover, prolonged the life of toper buffering cover 23.
In this embodiment, the coal ash metering system further includes a gas regulating valve 8, and the gas regulating valve 8 is disposed on the air outlet pipe of the blower 22, so as to control the flow rate of the compressed gas introduced into the vulcanizing tank 21, and improve the effect of the compressed gas on "fluidization" of the coal ash.
In this embodiment, the fly ash metering system further includes an inclined feeding chute 6, and the inclined feeding chute 6 is disposed between the outlet of the vulcanizing tank 21 and the inlet of the metering device 3, so that the fly ash slides into the metering device 3 along the inclined feeding chute 6, and the feeding fluency of the metering device 3 is further improved.
In this embodiment, the air outlet pipe of the blower 22 penetrates into the inside of the vulcanizing tank 21 from the bottom of the vulcanizing tank 21, so as to make the compressed gas and the fly ash act in opposite directions, thereby improving the effect of the compressed gas on "fluidizing" the fly ash.
Based on the above description, the usage method and the working principle of the fly ash metering system of the embodiment are as follows: the fly ash falls into the discharge hopper 1 from the fly ash warehouse 10, the manual valve 4 and the pneumatic valve 5 are opened to enable the fly ash to flow into the vulcanizing tank 21, the fan 22 is started and the gas regulating valve 8 is controlled to enable compressed gas to enter the vulcanizing tank 21, the compressed gas and the fly ash are interacted in the vulcanizing tank 21, so that the fly ash is suspended in the vulcanizing tank 21 in a fluidized mode, the fluidized fly ash is extruded and collided with each other and slides to the metering device 3 through the inclined discharging chute 6 to be metered, the flowability of the fly ash is obviously improved, discharging fluctuations such as material breaking, material flushing and the like of the fly ash are avoided, and the accuracy of batching and metering is greatly improved.
The above list of details is only for the practical implementation of the present invention, and they are not intended to limit the scope of the present invention, and all equivalent implementations or modifications that do not depart from the technical spirit of the present invention should be included in the scope of the present invention.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the embodiments may be appropriately combined to form other embodiments understood by those skilled in the art.
Claims (8)
1. A fly ash metering system is characterized by comprising a discharge hopper, a vulcanizing device and a metering device;
the vulcanizing device comprises a vulcanizing tank and a fan, and an air outlet pipe of the fan penetrates through and is connected to the inside of the vulcanizing tank;
the inlet of the vulcanizing tank is communicated with the outlet of the discharge hopper, and the outlet of the vulcanizing tank is communicated with the inlet of the metering device.
2. A fly ash metering system as defined in claim 1, further comprising a manual valve disposed between the outlet of the discharge hopper and the inlet of the curing box.
3. A fly ash metering system as defined in claim 2 further comprising a pneumatically actuated valve disposed between the outlet of the discharge hopper and the inlet of the curing box on a side of the manual valve facing away from the outlet of the discharge hopper.
4. The fly ash metering system of claim 1, further comprising a conical buffer housing disposed inside the curing box with an apex of the conical buffer housing proximate an inlet of the curing box.
5. The fly ash metering system of claim 4, wherein the outer wall of the conical buffer housing is provided with a wear-resistant self-lubricating coating.
6. The fly ash metering system of claim 1, further comprising a gas regulating valve disposed on an air outlet pipe of the blower.
7. The fly ash metering system of claim 1, further comprising an inclined feed chute disposed between the outlet of the sulfidation tank and the inlet of the metering device.
8. The fly ash metering system of claim 1, wherein the air outlet pipe of the fan penetrates into the interior of the curing box from the bottom of the curing box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221518391.2U CN217777371U (en) | 2022-06-17 | 2022-06-17 | Fly ash metering system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221518391.2U CN217777371U (en) | 2022-06-17 | 2022-06-17 | Fly ash metering system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217777371U true CN217777371U (en) | 2022-11-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221518391.2U Active CN217777371U (en) | 2022-06-17 | 2022-06-17 | Fly ash metering system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217777371U (en) |
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2022
- 2022-06-17 CN CN202221518391.2U patent/CN217777371U/en active Active
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