CN111707090A - Energy-saving cupola furnace equipment for rock wool production and material distribution process - Google Patents
Energy-saving cupola furnace equipment for rock wool production and material distribution process Download PDFInfo
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- CN111707090A CN111707090A CN202010706454.6A CN202010706454A CN111707090A CN 111707090 A CN111707090 A CN 111707090A CN 202010706454 A CN202010706454 A CN 202010706454A CN 111707090 A CN111707090 A CN 111707090A
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- bell
- hopper
- waste gas
- energy
- clock valve
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B1/00—Shaft or like vertical or substantially vertical furnaces
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B1/00—Shaft or like vertical or substantially vertical furnaces
- F27B1/10—Details, accessories, or equipment peculiar to furnaces of these types
- F27B1/18—Arrangements of dust collectors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B1/00—Shaft or like vertical or substantially vertical furnaces
- F27B1/10—Details, accessories, or equipment peculiar to furnaces of these types
- F27B1/20—Arrangements of devices for charging
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/008—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases cleaning gases
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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
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
Abstract
The invention discloses energy-saving cupola furnace equipment for rock wool production, which is characterized in that raw materials are prestored in two material clocks, a first hopper is used for discharging materials, a second hopper is used for storing materials, waste gas is prevented from being discharged from a feeding hole, and then the waste gas enters a waste gas treatment device from a waste gas discharge hole for dedusting and energy recovery, a ventilation mechanism is added, a sensor is used for sensing the concentration of carbon dioxide and carbon disulfide in the waste gas, after the concentration exceeds an index, a valve at the inlet end of a heat exchange device is opened, the waste gas enters, energy is transferred to air conveyed to the energy recovery device through heat conversion, and then a spraying device is used for atomizing, so that the gas is fully lubricated, small particles can be conveniently gathered, and further washing and dedusting are performed, and the dedusting.
Description
Technical Field
The invention relates to the technical field of rock wool preparation, in particular to energy-saving cupola furnace equipment for rock wool production and a material distribution process.
Background
Cupola is the common tool of rock wool preparation, has the not enough phenomenon of coke burning, and exhaust-gas discharge, and the heat waste that it contains does not have the secondary and retrieves, and although the dust particle removes dust through dust collector in the waste gas in addition, the micronic dust gets rid of the effect poor in the waste gas, needs the improvement.
Disclosure of Invention
In order to solve the technical defects, the invention provides energy-saving cupola furnace equipment for rock wool production, which comprises a furnace body, a waste gas treatment device and an energy recovery device, wherein two charging bells are sequentially arranged on the upper part of a feeding hole of the furnace body in series: the first bell and the second bell, the bell comprises a hopper, a bell valve and a bell valve rod, the bottom of the hopper is open, one end of the bell valve rod extends out from the top wall of the hopper, the bottom end of the bell valve rod is connected with the bell valve below the opening, the first bell comprises a first hopper, a first bell valve and a first bell valve rod thereof, the second bell comprises a second hopper, a second bell valve and a second bell valve rod thereof, the upper parts of the first bell valve and the second bell valve are correspondingly and fixedly connected with the first bell valve rod and the second bell valve rod, the lower part of the second bell is fixedly connected with the upper part of the first bell, the discharge port of the second hopper is positioned in the cavity of the first hopper, the middle parts of the second bell valve rod and the second bell valve are provided with holes, the first bell valve rod extends out from the holes, the first bell valve,
the furnace body is characterized by further comprising a hydraulic lifting mechanism and a feeding mechanism, wherein the hydraulic lifting mechanism is positioned on one side of the furnace body and is provided with a first hydraulic lifting device and a second hydraulic lifting device, and the telescopic ends of the first hydraulic lifting device and the second hydraulic lifting device are respectively connected with a first bell valve rod and a second bell valve rod; the output end of the feeding mechanism is connected with the second hopper cavity, the waste gas outlet of the furnace body is connected with a waste gas treatment device, and the waste gas treatment device is connected with an energy recovery device;
the gas concentration sensor is positioned in the connecting pipeline, one side of the heat exchange device is provided with a gas inlet, the other side of the heat exchange device is provided with a gas outlet, and the gas outlet is communicated with the energy recovery device.
This cupola prestores the raw materials with two material clocks, with the ejection of compact of first hopper, the second hopper stockpile, avoid waste gas to discharge from the feed inlet, and then make it get into exhaust gas treatment device from the exhaust gas discharge port and remove dust, and energy recovery, and increase the mechanism of taking a breath, with carbon dioxide and carbon disulfide concentration in the sensor response waste gas, after exceeding the index, heat exchange device entrance point valve is opened, waste gas gets into, carry out spray set after carrying to energy recovery device's air with the energy transmission through heat conversion, the atomizing, make gaseous fully lubricated, the tiny particle of will being convenient for assembles, and then the washing removes dust, the dust removal effect is better.
In addition, the lifting of the bell valve rod is carried out by a hydraulic lifting mechanism, so that the structure is simplified.
Furthermore, the waste gas treatment device comprises a gravity dust removal device and a cloth bag dust removal device, and the dust removal effect is improved.
Further, the energy recovery device is a secondary combustion heat storage device.
Further, spray set includes a jar body, and atomizing spray head is established at jar body top, and atomizing spray head one side is opened the export and is communicated with water washing unit through the pipeline, and water washing unit includes the box, and box open-top, the water is taken out to the box intracavity, and atomizing spray head exit pipeline extends to under the box intracavity liquid level in the other end, and opens on this tip has a plurality of micropores, atomizes abundant moist waste gas.
Furthermore, the feeding mechanism is spiral feeding and is simple and practical.
The second aspect of the application provides a cupola furnace burden distribution process, which comprises the following steps that 1) the first bell and the second bell are installed at a furnace body feed inlet;
2) lifting the bell valve rods of the first bell and the second bell by a hydraulic lifting mechanism to seal the bell valves at the discharge port of the hopper;
3) and the feeding mechanism is used for conveying materials into the second hopper, then the valve rod of the clock in the second hopper is descended to enable the clock valve to move downwards, the materials in the second hopper enter the first hopper, then the clock valve of the second hopper seals the discharge hole, the hydraulic lifting mechanism moves the clock valve of the first hopper downwards, the discharge hole is opened, and the materials enter the air chamber cavity of the furnace body.
Compared with the prior art, the technical scheme of the invention has the beneficial effects that:
1. the cupola furnace equipment provided by the invention is effective in energy conservation and good in dust removal effect.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is an overall block diagram of the present invention;
FIG. 2 is a block diagram of the bell of the present invention;
wherein the reference numerals are:
101. a furnace body; 102. a first bell; (ii) a 103. A second bell; 104. a base; 105. a first hydraulic lifting device; 106. a second hydraulic lift; 107. a feeding mechanism; 108. a gravity dust removal device; 109. a bag type dust collector; 110. a gas concentration sensor; 111. a valve; 112. a heat exchange device; 113. an inlet; 114. an outlet; 115. an air inlet; 116. an air outlet; 117. a tank body; 118. an atomizing spray head; 119. a box body; 120. a blower; 121. a secondary combustion heat storage device; 122. a first hopper; 123. a second hopper; 124. a first clock valve; 125. a second clock valve; 126. a first valve stem; 127. a second clock valve stem; 128. and an exhaust gas outlet.
Detailed Description
The invention is further described with reference to the following figures and specific examples.
Example 1
Referring to fig. 1 and 2, the present embodiment provides an energy-saving cupola furnace apparatus for rock wool production, which includes a furnace body 101, a waste gas treatment device and an energy recovery device, wherein the waste gas treatment device is composed of a gravity dust removal device 108 and a cloth bag dust removal device 109 connected in series, and the common structure in the market is selected, and the detailed description is omitted, and the energy recovery device is a secondary combustion heat storage device 121, and air is pumped into the heat storage device by a blower to be mixed with waste gas discharged from the furnace body after dust removal, and then the mixture enters a gas chamber of the furnace body through a pipeline, so as to effectively save energy.
Specifically, the feed inlet upper portion of furnace body sets up two bell in series in proper order: the first bell 102 and the second bell 103, the bell comprises a hopper, a bell valve and a bell valve rod, the bottom of the hopper is open, one end of the bell valve rod extends out from the top wall of the hopper, the bottom end of the bell valve rod is connected with the bell valve below the opening, and the bell valve is moved by moving the bell valve rod, so that the discharge port is closed or opened.
The first bell comprises a first hopper 122, a first bell valve 124 and a first bell valve rod 126 thereof, the second bell comprises a second hopper 123, a second bell valve 125 and a second bell valve rod 127 thereof, the upper parts of the first and second bell valves are correspondingly and fixedly connected with the first and second bell valve rods, the lower part of the second bell valve is fixedly connected with the upper part of the first bell, the discharge port of the second hopper is positioned in the cavity of the first hopper, the middle parts of the second bell valve rod and the second bell valve are provided with holes, the first bell valve rod extends out of the holes, and the first bell valve is positioned in the cavity of the air chamber at the upper part of the furnace body.
The furnace body is characterized by further comprising a hydraulic lifting mechanism and a feeding mechanism 107, wherein the hydraulic lifting mechanism is positioned on one side of the furnace body and is supported by a base 104, a first hydraulic lifting device 105 and a second hydraulic lifting device 106 are mounted on the base, a hydraulic cylinder is selected, and the telescopic ends of the first hydraulic lifting device and the second hydraulic lifting device are respectively connected with a first bell valve rod and a second bell valve rod; the feeding mechanism is one side of the base, a spiral feeding device is selected, a feeding pipe is connected with the inside of the second hopper cavity, a valve is installed at a material pipe opening, a waste gas outlet 128 of the furnace body is connected with a waste gas treatment device through a pipeline, and the waste gas treatment device is connected with an energy recovery device.
The device also comprises a ventilation mechanism which is provided with a gas concentration sensor 110, a heat exchange device 112, a spraying device and a water washing device, wherein an inlet 113 at the head end part of the heat exchange device is communicated with a connecting pipeline between the waste gas treatment device and the energy recovery device, valves 111 are respectively arranged in an inlet end and the connecting pipeline, the gas concentration sensor is arranged in the connecting pipeline, an outlet 114 at the tail end part of the heat exchange device is communicated with the spraying device, an outlet end of the spraying device extends into the position below the liquid level of the water washing device, in addition, one side of the heat exchange device is provided with a gas inlet 115, the other side of the heat exchange device is provided with a gas outlet 116, and.
In this embodiment, spray set includes a jar body 117, and jar body top is established atomizer 118, and atomizing shower head one side is opened the export and is communicated with water washing device through the pipeline, and water washing device includes the box, and 119 open-top of box exhausts, and water is taken out to the box intracavity, and atomizing spray set exit pipeline other end extends to under the box intracavity liquid level, and opens on this tip has a plurality of micropores, and the abundant moist waste gas of atomizing.
When the device is used, the first hopper and the second hopper are closed by the clock valve, the feeding mechanism sends the materials into the second hopper, the clock valve of the second hopper is lowered by the hydraulic lifting device, the outlet of the second hopper is opened and falls into the first hopper, the clock valve of the first hopper is opened, the raw materials enter the furnace body, the waste gas formed after combustion enters the waste gas treatment device from the waste gas outlet to remove dust, and then enters the secondary combustion heat storage device to preheat the heat source and the fuel of the inlet air, and then enters the furnace body again.
When gas concentration sensor detects carbon dioxide in the waste gas, sulfur dioxide isopycnic is too big, influence the furnace body burning, heat exchange device entrance point valve is opened this moment, waste gas gets into, the pipeline inner valve is closed, carry out spray set after the air of carrying to energy recovery device is given with the energy transmission through the heat conversion, the atomizing, make gaseous abundant lubrication, the tiny particle of will being convenient for assembles, and then the washing removes dust, it opens a plurality of micropores on stretching into the pipeline wall under the washing device liquid level to prefer at spray set's exit end, broken waste gas, increase the area of contact with liquid, the dust removal effect is better, later heat exchange device entrance point valve is closed, waste gas is according to aforementioned entering combustion heat-retaining device.
A cupola furnace burden distribution process, as mentioned above, 1) install the above-mentioned first bell, second bell at the feed inlet of furnace body at first;
2) lifting the bell valve rods of the first bell and the second bell by a hydraulic lifting mechanism to seal the bell valves at the discharge port of the hopper;
3) and the feeding mechanism is used for conveying materials into the second hopper, then the valve rod of the clock in the second hopper is descended to enable the clock valve to move downwards, the materials in the second hopper enter the first hopper, then the clock valve of the second hopper seals the discharge hole, the hydraulic lifting mechanism moves the clock valve of the first hopper downwards, the discharge hole is opened, and the materials enter the air chamber cavity of the furnace body.
The above is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above-mentioned embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.
Claims (6)
1. The utility model provides a rock wool production is with energy-conserving cupola furnace equipment, includes furnace body, exhaust treatment device and energy recovery device, and the feed inlet upper portion of furnace body establishes ties in proper order sets up two bell: the first bell and the second bell, the bell includes the hopper, the clock valve and the clock valve rod, the hopper bottom opening, the clock valve rod one end stretches out from the hopper roof, the bottom is connected with the clock valve below the opening, the first bell includes the first hopper, the first clock valve and its first clock valve rod, the second bell includes the second hopper, the second clock valve and its second clock valve rod, the first, the second clock valve upper portion all correspond with the first, the second clock valve rod fixed connection, the second bell lower part fixed connection is on the first bell upper portion, the second hopper discharge gate is located in the first hopper cavity, the second clock valve rod and the second clock valve middle trompil, the first clock valve rod stretches out from the hole, the first clock valve is located in the furnace body upper portion air chamber cavity, its characteristic is:
the furnace body is characterized by further comprising a hydraulic lifting mechanism and a feeding mechanism, wherein the hydraulic lifting mechanism is positioned on one side of the furnace body and is provided with a first hydraulic lifting device and a second hydraulic lifting device, and the telescopic ends of the first hydraulic lifting device and the second hydraulic lifting device are respectively connected with a first bell valve rod and a second bell valve rod; the output end of the feeding mechanism is connected with the second hopper cavity, the waste gas outlet of the furnace body is connected with a waste gas treatment device, and the waste gas treatment device is connected with an energy recovery device;
the gas concentration sensor is positioned in the connecting pipeline, one side of the heat exchange device is provided with a gas inlet, the other side of the heat exchange device is provided with a gas outlet, and the gas outlet is communicated with the energy recovery device.
2. The energy-saving cupola furnace equipment for rock wool production as claimed in claim 1, wherein: the waste gas treatment device comprises a gravity dust removal device and a cloth bag dust removal device.
3. The energy-saving cupola furnace equipment for rock wool production as claimed in claim 1, wherein: the energy recovery device is a secondary combustion heat storage device.
4. The energy-saving cupola furnace equipment for rock wool production as claimed in claim 1, wherein: the spraying device comprises a tank body, an atomization spraying head is arranged at the top of the tank body, an outlet is formed in one side of the atomization spraying head and communicated with the washing device through a pipeline, the washing device comprises a tank body, the top of the tank body is open, water is pumped into the cavity of the tank body, the other end of the pipeline at the outlet of the atomization spraying head extends to the position below the liquid level in the cavity of the tank body, and a plurality of micropores are formed in the other end of the pipeline.
5. The energy-saving cupola furnace equipment for rock wool production as claimed in claim 1, wherein: the feeding mechanism is a spiral feeding mechanism.
6. A material distribution process of a cupola furnace is characterized in that: 1) firstly, the first bell and the second bell are arranged at a feed inlet of the furnace body;
2) lifting the bell valve rods of the first bell and the second bell by a hydraulic lifting mechanism to seal the bell valves at the discharge port of the hopper;
3) and the feeding mechanism is used for conveying materials into the second hopper, then the valve rod of the clock in the second hopper is descended to enable the clock valve to move downwards, the materials in the second hopper enter the first hopper, then the clock valve of the second hopper seals the discharge hole, the hydraulic lifting mechanism moves the clock valve of the first hopper downwards, the discharge hole is opened, and the materials enter the air chamber cavity of the furnace body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010706454.6A CN111707090A (en) | 2020-07-21 | 2020-07-21 | Energy-saving cupola furnace equipment for rock wool production and material distribution process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010706454.6A CN111707090A (en) | 2020-07-21 | 2020-07-21 | Energy-saving cupola furnace equipment for rock wool production and material distribution process |
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| Publication Number | Publication Date |
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| CN111707090A true CN111707090A (en) | 2020-09-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010706454.6A Pending CN111707090A (en) | 2020-07-21 | 2020-07-21 | Energy-saving cupola furnace equipment for rock wool production and material distribution process |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4000885A (en) * | 1974-11-18 | 1977-01-04 | Whiting Corporation | Cupola furnace waste gas recuperative system and method for operating same |
| CN1511797A (en) * | 2002-12-31 | 2004-07-14 | 北新建材(集团)有限公司 | Process for producing mineral wool granular cotton and its hot air system |
| CN103063014A (en) * | 2012-12-19 | 2013-04-24 | 朱瑞辉 | Energy-saving and environment-friendly cupola furnace |
| CN110822455A (en) * | 2019-11-04 | 2020-02-21 | 恩宜瑞(江苏)环境发展有限公司 | Novel heat accumulation type thermal oxidation chamber safety energy-saving control system |
| CN212930931U (en) * | 2020-07-21 | 2021-04-09 | 青岛青力环保设备有限公司 | Energy-saving cupola furnace equipment for rock wool production |
-
2020
- 2020-07-21 CN CN202010706454.6A patent/CN111707090A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4000885A (en) * | 1974-11-18 | 1977-01-04 | Whiting Corporation | Cupola furnace waste gas recuperative system and method for operating same |
| CN1511797A (en) * | 2002-12-31 | 2004-07-14 | 北新建材(集团)有限公司 | Process for producing mineral wool granular cotton and its hot air system |
| CN103063014A (en) * | 2012-12-19 | 2013-04-24 | 朱瑞辉 | Energy-saving and environment-friendly cupola furnace |
| CN110822455A (en) * | 2019-11-04 | 2020-02-21 | 恩宜瑞(江苏)环境发展有限公司 | Novel heat accumulation type thermal oxidation chamber safety energy-saving control system |
| CN212930931U (en) * | 2020-07-21 | 2021-04-09 | 青岛青力环保设备有限公司 | Energy-saving cupola furnace equipment for rock wool production |
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