CN103162531A - Revolving furnace knocker - Google Patents
Revolving furnace knocker Download PDFInfo
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- CN103162531A CN103162531A CN2011104223522A CN201110422352A CN103162531A CN 103162531 A CN103162531 A CN 103162531A CN 2011104223522 A CN2011104223522 A CN 2011104223522A CN 201110422352 A CN201110422352 A CN 201110422352A CN 103162531 A CN103162531 A CN 103162531A
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- cylinder
- solenoid directional
- directional control
- control valve
- knocker
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Abstract
The invention belongs to the technical field of chemical industry automation, and particularly relates to a revolving furnace knocker. The revolving furnace knocker comprises a control computer and two sets of knocking devices, wherein the two sets of knocking devices comprise furnace end knocking devices and furnace tail knocking devices. Each set of knocking devices comprises an air cylinder, a knocking head, a support, a position sensor, an electromagnetic directional valve and a pressure reducing valve, the knocking heads and the position sensors are arranged on the air cylinders, and the air cylinders and the electromagnetic directional valves are fixed on the supports. The pressure reducing valves are connected with the electromagnetic directional valves, and the position sensors and the electromagnetic directional valves of the two sets of knock devices are connected with the control computer. The revolving furnace knocker solves the technical problems that the revolving furnace knocker is hard to control in knocking frequency and knocking force in the prior art, can carry out flexible control on the knocking frequency and the knocking force, and can meet different manufacturing requirements.
Description
Technical field
The invention belongs to the chemical process automation technical field, be specifically related to a kind of rotary furnace knocker.
Background technology
When prior art adopted wet collimation method to prepare powder of uranium dioxide, the powder of uranium dioxide specific surface of its preparation was large, granularity is little, mobility is relatively poor.In rotary furnace, powder of uranium dioxide and the frictional force between the stove cylinder of wet method preparation are larger, larger frictional force can make the long and excessive accumulation of the holdup time of powder in rotary furnace, not only affects the continuity of discharging and the quality of powder, and the sectional area of rotary furnace stove cylinder is diminished.Control because the gas that enters rotary furnace (steam, hydrogen) flow adopts definite value, the gas flow that namely enters rotary furnace is to keep stable, so rotary furnace stove cylinder sectional area diminishes and can cause air velocity to speed.After the flow velocity of the gas that goes in the same direction with powder is accelerated, the gas shock power that the powder that rolls with the rotation of stove cylinder is subject to strengthens thereupon, the discharging speed of this powder that not only slows down, also inevitably composition particle in powder is little, that quality is light blows in tail gas, increases the content of powder in tail gas.Excessive powder makes powder constantly be deposited in filter because of the filtration in metallic filter and nitrogen blowback effect, the powder of piling up in filter is many to flooding screen pipe, can cause finally that tail gas is obstructed, furnace pressure significantly raises, also can't avoid the out of control of furnace pressure even if strengthen the draft of jet pump.
Reducing the effective method of rotary furnace powder accumulation is to install knocker additional for rotary furnace, knocker of the prior art must be fixed in and be knocked on object, for rotary furnace, must be fixed in exactly on the stove cylinder, inevitably debugging, the maintenance of rotary furnace are impacted; In addition, knocker installing space of the prior art is excessive, and is high to the operating environment requirement, and is difficult to be controlled knocking frequency and the dynamics of knocking.
Summary of the invention
The technical issues that need to address of the present invention are that rotary furnace knocker of the prior art is difficult to control and knocks frequency and to knock dynamics.
Technical scheme of the present invention is as described below:
A kind of rotary furnace knocker, comprise that a control computer and two groups knock equipment, two groups are knocked equipment and comprise that burner knocks equipment and the stove tail knocks equipment, every group is knocked equipment and comprises cylinder, striking head, support, position sensor, solenoid directional control valve and pressure-reducing valve, striking head and position sensor are installed on cylinder, cylinder and solenoid directional control valve are fixed on support, and pressure-reducing valve is connected with solenoid directional control valve; Two groups of position sensors that knock equipment all are connected with the control computer with solenoid directional control valve.
Cylinder head is established rod chamber, and afterbody is established rodless cavity; Striking head is positioned at outside cylinder head, is connected with the piston rod of cylinder interior, with the flexible rotary furnace stove cylinder that knocks of piston rod;
Along the flexible direction that is parallel to cylinder piston rod, cylinder surface is provided with the square guide rail, and position sensor is fixed on described guide rail; Position sensor is transferred to the control computer with the cylinder piston rod positional information;
Pressure-reducing valve one termination is received the compressed air from air compression plant, and the compressed air delivery after the other end will be regulated is to the solenoid directional control valve input;
The coil of solenoid directional control valve is connected with the control computer, and two outputs are connected with rodless cavity with the rod chamber of cylinder respectively; Solenoid directional control valve is selected output according to the level signal of controlling computer, will export from the compressed air of pressure-reducing valve rodless cavity or the rod chamber of cylinder to, and then the stretching out and compress of control cylinder piston rod;
Described cylinder and solenoid directional control valve all are fixed on support, and described support is fixed on the rotary furnace support, and rotary furnace knocker itself is separate with rotary furnace stove cylinder;
Control computer and be provided with two and be used for controlling and knock the timer of frequency, and according to timing result to the coil outputs level signals of solenoid directional control valve to control the output of solenoid directional control valve.
As preferred version, the quantity of position sensor is 1, is fixed near on the guide rail of cylinder rod chamber.
Beneficial effect of the present invention is:
(1) rotary furnace knocker of the present invention can be controlled with the dynamics of knocking the frequency of knocking of rotary furnace knocker flexibly by timer and the pressure-reducing valve of controlling computer, satisfies various need of productions;
(2) rotary furnace knocker of the present invention is fixed on the rotary furnace support by support, rotary furnace knocker itself is separate with rotary furnace stove cylinder, can debugging, the maintenance of rotary furnace do not impacted on structure, the work such as the installation of rotary furnace knocker, debugging also can not affect the operation of production, can realize and the slitless connection of producing;
(3) rotary furnace knocker compact conformation of the present invention is small and exquisite, saves the operating space.
Description of drawings
Fig. 1 is rotary furnace knocker schematic diagram of the present invention.
In figure, 1-controls computer, 2-support, 3-cylinder, 4-guide rail, 5-position sensor, 6-rodless cavity, 7-rod chamber, 8-striking head, 9-solenoid directional control valve, 10-pressure-reducing valve, 11-air compression plant.
The specific embodiment
Below in conjunction with drawings and Examples, rotary furnace knocker of the present invention is elaborated.
As shown in Figure 1, rotary furnace knocker of the present invention comprises that a control computer 1 and two groups knock equipment: burner knocks equipment and the stove tail knocks equipment, every group is knocked equipment and comprises that cylinder 3, striking head 8, support 2, position sensor 5, solenoid directional control valve 9 and 10, two groups of position sensors 5 that knock equipment of pressure-reducing valve all are connected with control computer 1 with solenoid directional control valve 9.
Every group of structure of knocking equipment is as described below:
Along being parallel to the flexible direction of cylinder 3 piston rods, cylinder 3 surfaces are provided with square guide rail 4, and position sensor 5 is fixed on described guide rail 4, for detection of the piston rod position of cylinder 3.The quantity of position sensor 5 and position are specifically set according to producing actual requirement, and in the present embodiment, the quantity of position sensor 5 is 1, are fixed near on the guide rail 4 of cylinder 3 rod chambers 7.Position sensor 5 is given cylinder 3 piston rod position communications and is controlled computer 1.
Pressure-reducing valve 10 1 terminations are received the compressed air from air compression plant 11, according to need of production, compressed air are carried out pressure and regulate to control the dynamics of knocking, and the compressed air delivery after the other end will be regulated is to solenoid directional control valve 9 inputs.
The coil of solenoid directional control valve 9 is connected with control computer 1, and two outputs are connected with rodless cavity 6 with the rod chamber 7 of cylinder 3 respectively.Solenoid directional control valve 9 is selected output according to the level signal of controlling computer 1, will export from the compressed air of pressure-reducing valve 10 rodless cavity 6 or the rod chamber 7 of cylinder 3 to, and then the stretching out and compress of control cylinder 3 piston rods.
Described cylinder 3 and solenoid directional control valve 9 all are fixed on support 2, and described support 2 is fixed on rotary furnace support 2, and rotary furnace knocker itself is separate with rotary furnace stove cylinder.
The course of work of this device is as described below:
(1) according to need of production, two timers controlling computer 1 are set: timer 1 and timer 2.In the present embodiment, two timers all are made as 5s.
(2) according to need of production, two groups of pressure-reducing valves 10 that knock equipment are set.In the present embodiment, the compressed air air pressure that burner knocks 10 outputs of equipment pressure-reducing valve is 0.7MPa, and the compressed air air pressure that the stove tail knocks 10 outputs of equipment pressure-reducing valve is 0.5MPa.
(3) control computer 1 timer 1 beginning timing, after arriving setting-up time, control computer 1 and knock the solenoid directional control valve 9 output high level signals of equipment to burner, this solenoid directional control valve 9 will export to through the compressed air that pressure-reducing valve 10 is regulated in cylinder 3 rodless cavities 6 that burner knocks equipment.The piston rod of cylinder 3 is subjected to air extrusion and to cylinder 3 head movements, and then drives the rotary furnace furnace tube outer wall head of the striking head 8 shock rotations that are connected with this piston rod.
When (4) the burner position sensor 5 that knocks equipment detects sensor 5 position, piston rod in-position, to controlling computer 1 transmitted signal, after control computer 1 receives above-mentioned signal, knock the solenoid directional control valve 9 output low level signals of equipment to burner, this solenoid directional control valve 9 will export to through the compressed air that pressure-reducing valve 10 is regulated in cylinder 3 rod chambers 7 that burner knocks equipment, and the piston rod that stretches out drives striking head 8 and regains rapidly.
(5) control computer 1 timer 2 beginning timing, after arriving setting-up time, control computer 1 and knock the solenoid directional control valve 9 output high level signals of equipment to the stove tail, this solenoid directional control valve 9 will export to through the compressed air that pressure-reducing valve 10 is regulated in cylinder 3 rodless cavities 6 that the stove tail knocks equipment.The piston rod of cylinder 3 is subjected to air extrusion and to cylinder 3 head movements, and then drives the rotary furnace furnace tube outer wall afterbody of the striking head 8 shock rotations that are connected with this piston rod.
When (6) the stove tail position sensor 5 that knocks equipment detects sensor 5 position, piston rod in-position, to controlling computer 1 transmitted signal, after control computer 1 receives above-mentioned signal, knock the solenoid directional control valve 9 output low level signals of equipment to the stove tail, this solenoid directional control valve 9 will export to through the compressed air that pressure-reducing valve 10 is regulated in cylinder 3 rod chambers 7 that the stove tail knocks equipment, and the piston rod that stretches out drives striking head 8 and regains rapidly.
(7) return to step (3), the burner, the stove tail that go round and begin again to rotary furnace stove cylinder circulate and knock.When rotary furnace stove cylinder needs to stop the rotation for some reason, and on-the-spot need the operation such as maintenance and hammer action need to be stopped the time, control computer 1 and simultaneously two groups of solenoid directional control valves 9 that knock equipment are sent the withdrawal instruction, make two solenoid directional control valves 9 compressed air be exported in the rod chamber 7 of corresponding cylinder 3 separately, piston rod drives striking head 8 and is in and keeps retracted state, and the rotary furnace knocker can be reliable and out of service expediently.
Claims (3)
1. rotary furnace knocker, comprise that a control computer (1) and two groups knock equipment, it is characterized in that: two groups are knocked equipment and comprise that burner knocks equipment and the stove tail knocks equipment, every group is knocked equipment and comprises cylinder (3), striking head (8), support (2), position sensor (5), solenoid directional control valve (9) and pressure-reducing valve (10), striking head (8) and position sensor (5) are installed on cylinder, cylinder and solenoid directional control valve (9) are fixed on support (2), pressure-reducing valve (10) is connected with solenoid directional control valve (9), two groups of position sensors (5) that knock equipment all are connected with control computer (1) with solenoid directional control valve (9).
2. rotary furnace knocker according to claim 1, it is characterized in that: every group of structure of knocking equipment is as described below:
Cylinder (3) head is established rod chamber (7), and afterbody is established rodless cavity (6); Striking head (8) is positioned at outside cylinder (3) head, and the piston rod inner with cylinder (3) is connected, with the flexible rotary furnace stove cylinder that knocks of piston rod;
Along being parallel to the flexible direction of cylinder (3) piston rod, cylinder (3) surface is provided with square guide rail (4), and position sensor (5) is fixed on described guide rail (4); Position sensor (5) is given cylinder (3) piston rod position communication and is controlled computer (1);
Pressure-reducing valve (10) one terminations are received the compressed air from air compression plant (11), and the compressed air delivery after the other end will be regulated is to solenoid directional control valve (9) input;
The coil of solenoid directional control valve (9) is connected with control computer (1), and two outputs are connected with rodless cavity (6) with the rod chamber (7) of cylinder (3) respectively; Solenoid directional control valve (9) is selected output according to the level signal of controlling computer (1), to export from the compressed air of pressure-reducing valve (10) rodless cavity (6) or the rod chamber (7) of cylinder (3) to, and then the stretching out and compress of control cylinder (3) piston rod;
Described cylinder (3) and solenoid directional control valve (9) all are fixed on support (2), and described support (2) is fixed on rotary furnace support (2), and rotary furnace knocker itself is separate with rotary furnace stove cylinder;
Control computer (1) and be provided with two and be used for controlling and knock the timer of frequency, and according to timing result to the coil outputs level signals of solenoid directional control valve (9) to control the output of solenoid directional control valve (9).
3. rotary furnace knocker according to claim 2, it is characterized in that: the quantity of position sensor (5) is 1, is fixed near on the guide rail (4) of cylinder (3) rod chamber (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104223522A CN103162531A (en) | 2011-12-15 | 2011-12-15 | Revolving furnace knocker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104223522A CN103162531A (en) | 2011-12-15 | 2011-12-15 | Revolving furnace knocker |
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|---|---|
| CN103162531A true CN103162531A (en) | 2013-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011104223522A Pending CN103162531A (en) | 2011-12-15 | 2011-12-15 | Revolving furnace knocker |
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| CN (1) | CN103162531A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106190406A (en) * | 2016-08-20 | 2016-12-07 | 艾国华 | The numerical control device of the manufacture environment friendly biological fuel with bamboo wood flour as raw material |
| CN107952752A (en) * | 2017-12-25 | 2018-04-24 | 合肥乐凯科技产业有限公司 | A kind of knocking device for being used to clean filtering disk |
| CN112844603A (en) * | 2021-02-03 | 2021-05-28 | 高飞强 | Roller furnace pot body sintering powder breaking device and breaking method thereof |
| CN114234627A (en) * | 2021-12-22 | 2022-03-25 | 江西钨业股份有限公司 | Double-spiral feeding device, rotary kiln and roasting method for tungsten smelting |
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| JPH09273867A (en) * | 1996-04-05 | 1997-10-21 | Nippon Steel Corp | Pressing-force control device and method for crushing type rotary tool in movable type gutter refractory dismantling apparatus |
| CN2739554Y (en) * | 2004-11-03 | 2005-11-09 | 王作亮 | Automatic cleaning device for sintering machine grid section |
| CN101201074A (en) * | 2006-12-15 | 2008-06-18 | 北京北方微电子基地设备工艺研究中心有限责任公司 | Control apparatus for eliminating reversing shake of dbl act gas cylinder |
| CN101464097A (en) * | 2008-12-11 | 2009-06-24 | 天津市电视技术研究所 | Coke beating apparatus for high temperature industrial furnace observation hole |
| CN201449133U (en) * | 2009-09-04 | 2010-05-05 | 西安三瑞实业有限公司 | Rotary calcinatory for preparing silicon tetrafluoride |
| CN201653122U (en) * | 2010-03-03 | 2010-11-24 | 陈江平 | High-temperature slag remover for rotary kiln |
| CN201680727U (en) * | 2010-03-23 | 2010-12-22 | 鞍山锻压机械厂 | Grate bar sweeper for trolley |
| CN202420150U (en) * | 2011-12-15 | 2012-09-05 | 中核建中核燃料元件有限公司 | Revolving furnace knocker |
-
2011
- 2011-12-15 CN CN2011104223522A patent/CN103162531A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09273867A (en) * | 1996-04-05 | 1997-10-21 | Nippon Steel Corp | Pressing-force control device and method for crushing type rotary tool in movable type gutter refractory dismantling apparatus |
| CN2739554Y (en) * | 2004-11-03 | 2005-11-09 | 王作亮 | Automatic cleaning device for sintering machine grid section |
| CN101201074A (en) * | 2006-12-15 | 2008-06-18 | 北京北方微电子基地设备工艺研究中心有限责任公司 | Control apparatus for eliminating reversing shake of dbl act gas cylinder |
| CN101464097A (en) * | 2008-12-11 | 2009-06-24 | 天津市电视技术研究所 | Coke beating apparatus for high temperature industrial furnace observation hole |
| CN201449133U (en) * | 2009-09-04 | 2010-05-05 | 西安三瑞实业有限公司 | Rotary calcinatory for preparing silicon tetrafluoride |
| CN201653122U (en) * | 2010-03-03 | 2010-11-24 | 陈江平 | High-temperature slag remover for rotary kiln |
| CN201680727U (en) * | 2010-03-23 | 2010-12-22 | 鞍山锻压机械厂 | Grate bar sweeper for trolley |
| CN202420150U (en) * | 2011-12-15 | 2012-09-05 | 中核建中核燃料元件有限公司 | Revolving furnace knocker |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106190406A (en) * | 2016-08-20 | 2016-12-07 | 艾国华 | The numerical control device of the manufacture environment friendly biological fuel with bamboo wood flour as raw material |
| CN107952752A (en) * | 2017-12-25 | 2018-04-24 | 合肥乐凯科技产业有限公司 | A kind of knocking device for being used to clean filtering disk |
| CN107952752B (en) * | 2017-12-25 | 2021-05-28 | 合肥乐凯科技产业有限公司 | Knocking device for cleaning filter disc |
| CN112844603A (en) * | 2021-02-03 | 2021-05-28 | 高飞强 | Roller furnace pot body sintering powder breaking device and breaking method thereof |
| CN114234627A (en) * | 2021-12-22 | 2022-03-25 | 江西钨业股份有限公司 | Double-spiral feeding device, rotary kiln and roasting method for tungsten smelting |
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Application publication date: 20130619 |