CN205762285U - Defecator for thermal power plant's material add-on system - Google Patents
Defecator for thermal power plant's material add-on system Download PDFInfo
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- CN205762285U CN205762285U CN201620439694.3U CN201620439694U CN205762285U CN 205762285 U CN205762285 U CN 205762285U CN 201620439694 U CN201620439694 U CN 201620439694U CN 205762285 U CN205762285 U CN 205762285U
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- screen plate
- bearing frame
- defecator
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Abstract
The utility model discloses a kind of defecator for thermal power plant's material add-on system, including bearing frame and screen plate, screen plate is arranged on interior and the dual-side of screen plate and bearing frame the dual-side of bearing frame and slips, and screen plate is equiped with for ordering about screen plate reciprocating driving assembly with the two ends of bearing frame.This defecator have simple in construction, with low cost, safe and reliable, length in service life, can blockage resisting and the advantage that reduces system failure rate.
Description
Technical field
This utility model relates generally to thermal power plant's material adding technique, particularly relates to a kind of defecator for thermal power plant's material add-on system.
Background technology
In thermal power plant, the add-on system of many materials, as the key component of power plant's auxiliary equipment, plays key player in terms of stable, the safety maintaining Power Plant equipment and environmental protection operation.In the add-on system of these materials, having a common and application system widely is exactly agstone add-on system (note: agstone is that CFBB is for improving stove chamber inner combustion and controlling the primary raw material of emission compliance).The shape of the raw limestone that power plant is conventional has two kinds, and one is pulverulent lime stone powder, uses in can being fed directly to burner hearth, and another kind is graininess, needs the crushing system process of balance could use after reaching pulverulence.
Find according to multiple power plant's investigations having fluidized-bed combustion boiler, agstone add-on system is to be easiest to one of system of breaking down in boiler aid system, the problem mainly reflected has the system pipeline blocking of conveying agstone, feed dome valve stuck, thus causes boiler smoke discharge cannot meet environmental requirement.The main cause mainly agstone of agstone induction system line clogging hardens when storing in storehouse or carries foreign body or big blocky-shaped particle in raw limestone secretly, and this type objects is not over positions such as effective elbows filtering and advancing in the powder system and accumulate in pipe-line system, causing circulating resistance to increase, time one length is easy for blocking.Owing to CFBB adaptation coal is wide, efficiency high, it will be that follow-up State Environmental Protection Administration may examine the topmost thermal power plants type passed through, but, the agstone supporting with CFBB adds aid system and frequently occurs fault, constrains its development to a certain extent.
The fault frequently occurring this system is analyzed, find that its basic reason is all not sieve agstone before material enters storehouse pump by dome valve in warehouse or screening effect is bad, make the bulky grain foreign material carried secretly in the limestone block hardened or raw material enter in agstone transfer pipeline, cause the regular blocking of pipeline.In existing design, major part power plant does not the most design defecator in this position, small part power plant design has stationary machine defecator, but filter effect is bad, easily block, the frequent fault of equipment and need shutdown system to carry out maintenance process, affect agstone add-on system normal table run.
Utility model content
The technical problems to be solved in the utility model is to overcome the deficiencies in the prior art, it is provided that a kind of simple in construction, with low cost, safe and reliable, length in service life, can blockage resisting and reduce the defecator for thermal power plant's material add-on system of system failure rate.
For solve above-mentioned technical problem, this utility model by the following technical solutions:
A kind of defecator for thermal power plant's material add-on system, including bearing frame and screen plate, described screen plate is arranged on interior and the dual-side of screen plate and bearing frame the dual-side of bearing frame and slips, and described screen plate is equiped with for ordering about screen plate reciprocating driving assembly with the two ends of bearing frame.
Further improvement as technique scheme:
Described bearing frame includes two blocks of side plates and the two end plates being oppositely arranged, two blocks of side plates and two end plates enclose formation rectangular frame, the clear width of two blocks of described side plates is equiped with multiple pulley, offer outside the dual-side of described screen plate and on the chute coordinated with described pulley, the two ends of described screen plate and the two end plates of bearing frame, be equiped with described driving assembly.
The cross section of described chute is semicircle.
At least one piece of end plate in described bearing frame is removably connected by bolt and two blocks of side plates.
Described driving assembly includes intelligent electric-controlled module, wire, electric magnet and metal derby, described metal derby relatively sets up separately at the two ends of screen plate and respectively holds at least provided with one piece, described electric magnet sets up separately inside the two end plates of bearing frame and corresponding with metal derby, and each electric magnet is all connected with intelligent electric-controlled module by wire.
Described metal derby is provided with the cushion pad for buffering.
Described driving assembly also includes that spring, described spring are located between the two ends of screen plate and the two end plates of bearing frame.
Described spring one end is fixed in the centre position of end plate, and the other end offsets with screen plate end face.
Compared with prior art, the utility model has the advantage of:
Defecator for thermal power plant's material add-on system of the present utility model, including bearing frame and screen plate, screen plate is arranged on interior and the dual-side of screen plate and bearing frame the dual-side of bearing frame and slips, and screen plate is equiped with for ordering about screen plate reciprocating driving assembly with the two ends of bearing frame.In this structure, the driving assembly at screen plate and bearing frame two ends staggers driving by rule, when the driving effect of screen plate one end, the other end is then not driven, reciprocal with this, thus realize the reciprocating motion of screen plate rule, in this motor process, screen plate can on which side material play vibration and fluffing action, not only can make that material is straightway passes through screen plate, prevent screen plate from blocking, the caking of more than certain specification size can be filtered out again simultaneously, foreign material etc., can be prevented effectively from or greatly reduce feed dome valve and be stuck blocked with duff pipe road；Its simple in construction, safe and reliable, the stationary machine defecator solving thermal power plant's traditional design easily blocks, using effect is poor, need artificial frequently cleaning and the problem changed, and also has that maintenance is simple and low cost, service life are long, and reduce the advantages such as system failure rate.
Accompanying drawing explanation
Fig. 1 is this utility model structural representation for the defecator of thermal power plant's material add-on system.
Fig. 2 is this utility model sectional structure schematic diagram for the defecator of thermal power plant's material add-on system.
In figure, each label represents:
1, bearing frame；11, side plate；12, end plate；13, pulley；14, bolt；2, screen plate；21, chute；3, assembly is driven；31, intelligent electric-controlled module；32, wire；33, electric magnet；34, metal derby；35, cushion pad；36, spring.
Detailed description of the invention
Below with reference to Figure of description and specific embodiment, this utility model is described in further details.
As depicted in figs. 1 and 2, this utility model is for a kind of embodiment of the defecator of thermal power plant's material add-on system, including bearing frame 1 and screen plate 2, screen plate 2 is arranged on interior and the dual-side of screen plate 2 and bearing frame 1 the dual-side of bearing frame 1 and slips, and screen plate 2 is equiped with for ordering about screen plate 2 reciprocating driving assembly 3 with the two ends of bearing frame 1.In this structure, the driving assembly 3 at screen plate 2 and bearing frame 1 two ends staggers driving by rule, when the driving effect of screen plate 2 one end, the other end is then not driven, reciprocal with this, thus realize the reciprocating motion of screen plate 2 rule, in this motor process, the material of screen plate 2 meeting side on which plays vibration and fluffing action, material not only can be made straightway by screen plate 2, prevent screen plate 2 from blocking, the caking of more than certain specification size can be filtered out again simultaneously, foreign material etc., can be prevented effectively from or greatly reduce feed dome valve and be stuck blocked with duff pipe road；Its simple in construction, safe and reliable, the stationary machine defecator solving thermal power plant's traditional design easily blocks, using effect is poor, need artificial frequently cleaning and the problem changed, and also has that maintenance is simple and low cost, service life are long, and reduce the advantages such as system failure rate.
In the present embodiment, bearing frame 1 includes two blocks of side plates 11 and the two end plates 12 being oppositely arranged, two blocks of side plates 11 and two end plates 12 enclose formation rectangular frame, the clear width of two blocks of side plates 11 is equiped with multiple pulley 13, offer the chute 21 coordinated with pulley 13 outside the dual-side of screen plate 2, the two ends of screen plate 2 and the two end plates 12 of bearing frame 1 are equiped with driving assembly 3.In this structure, can screen plate 2 be formed spacing by the bearing frame 1 of rectangular configuration, and pulley 13 and chute 21 coordinate so that screen plate 2 reciprocatory movement is more time saving and energy saving, reduce energy consumption.
In the present embodiment, the cross section of chute 21 is semicircle.So arrange, it is ensured that chute 21 width is more than the thickness of pulley 13, it is to avoid with pulley 13 clashing and breaking in screen plate 2 moving process, improve stability.
In the present embodiment, at least one piece of end plate 12 in bearing frame 1 is removably connected with two blocks of side plates 11 by bolt 14.By removably connecting of end plate 12 and two blocks of side plates 11, it is simple to dismounting screen plate 2, it is simple to safeguard and change.
In the present embodiment, assembly 3 is driven to include intelligent electric-controlled module 31, wire 32, electric magnet 33 and metal derby 34, metal derby 34 relatively sets up separately at the two ends of screen plate 2 and respectively holds at least provided with one piece, electric magnet 33 sets up separately inside the two end plates 12 of bearing frame 1 and corresponding with metal derby 34, and each electric magnet 33 is all connected with intelligent electric-controlled module 31 by wire 32.In this structure, the conduction time of the electric magnet 33 at screen plate 2 two ends is staggered by rule by intelligent electric-controlled module 31, when intelligent electric-controlled module 31 controls the electric magnet 33 power control switch action of one end, this end electric magnet 33 is energized and metal derby 34 moment on screen plate 2 is produced absorption affinity, screen plate 2 is made to move to precalculated position along this end electric magnet 33 direction, while electric magnet 33 power-off of this end, the electric magnet 33 of the other end is energized, screen plate 2 is due to the suction by other end electric magnet 33, screen plate 2 is rapidly to an end motion, by such alternate energisation process, screen plate 2 completes the motion of reciprocal one bout, thus the material being in above screen plate 2 is played vibration and fluffing action, its simple in construction, design ingenious.
In the present embodiment, metal derby 34 is provided with the cushion pad 35 for buffering.During screen plate 2 faster reciprocal motion, this cushion pad 35 can avoid metal derby 34 directly to contact with electric magnet 33, plays the effect of buffering and protection metal derby and electric magnet 33.
In the present embodiment, assembly 3 is driven also to include that spring 36, spring 36 are located between the two ends of screen plate 2 and the two end plates 12 of bearing frame 1；Spring 36 one end is fixed in the centre position of end plate 12, and the other end offsets with screen plate 2 end face.During screen plate 2 faster reciprocal motion, the spring 36 at two ends is all that first pressurized shrinks, and then recovers deformation and produces a driving force pushing tow screen plate 2, further ensures the driving effect to screen plate 2.
Although this utility model discloses as above with preferred embodiment, but is not limited to this utility model.Any those of ordinary skill in the art, in the case of without departing from technical solutions of the utility model scope, technical solutions of the utility model are made many possible variations and modification by the technology contents that all may utilize the disclosure above, or are revised as the Equivalent embodiments of equivalent variations.Therefore, every content without departing from technical solutions of the utility model, according to this utility model technical spirit to any simple modification made for any of the above embodiments, equivalent variations and modification, all should fall in the range of technical solutions of the utility model are protected.
Claims (8)
1. the defecator for thermal power plant's material add-on system, it is characterized in that: include bearing frame (1) and screen plate (2), described screen plate (2) is arranged on interior and the dual-side of screen plate (2) and bearing frame (1) the dual-side of bearing frame (1) and slips, and described screen plate (2) is equiped with for ordering about screen plate (2) reciprocating driving assembly (3) with the two ends of bearing frame (1).
Defecator for thermal power plant's material add-on system the most according to claim 1, it is characterized in that: described bearing frame (1) includes two pieces of side plates (11) and the two end plates (12) being oppositely arranged, two pieces of side plates (11) and two end plates (12) enclose formation rectangular frame, the clear width of two pieces of described side plates (11) is equiped with multiple pulley (13), the chute (21) coordinated with described pulley (13) is offered outside the dual-side of described screen plate (2), it is equiped with described driving assembly (3) on the two ends of described screen plate (2) and the two end plates (12) of bearing frame (1).
Defecator for thermal power plant's material add-on system the most according to claim 2, it is characterised in that: the cross section of described chute (21) is semicircle.
Defecator for thermal power plant's material add-on system the most according to claim 3, it is characterised in that: at least one piece of end plate (12) in described bearing frame (1) is removably connected with two pieces of side plates (11) by bolt (14).
5. according to the defecator for thermal power plant's material add-on system according to any one of claim 2 to 4, it is characterized in that: described driving assembly (3) includes intelligent electric-controlled module (31), wire (32), electric magnet (33) and metal derby (34), described metal derby (34) relatively sets up separately at the two ends of screen plate (2) and respectively holds at least provided with one piece, described electric magnet (33) set up separately in bearing frame (1) two end plates (12) inner side and corresponding with metal derby (34), each electric magnet (33) is all connected with intelligent electric-controlled module (31) by wire (32).
Defecator for thermal power plant's material add-on system the most according to claim 5, it is characterised in that: described metal derby (34) is provided with the cushion pad (35) for buffering.
Defecator for thermal power plant's material add-on system the most according to claim 6, it is characterized in that: described driving assembly (3) also includes that spring (36), described spring (36) are located between the two ends of screen plate (2) and the two end plates (12) of bearing frame (1).
Defecator for thermal power plant's material add-on system the most according to claim 7, it is characterised in that: described spring (36) one end is fixed in the centre position of end plate (12), and the other end offsets with screen plate (2) end face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620439694.3U CN205762285U (en) | 2016-05-16 | 2016-05-16 | Defecator for thermal power plant's material add-on system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620439694.3U CN205762285U (en) | 2016-05-16 | 2016-05-16 | Defecator for thermal power plant's material add-on system |
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| CN205762285U true CN205762285U (en) | 2016-12-07 |
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| CN201620439694.3U Active CN205762285U (en) | 2016-05-16 | 2016-05-16 | Defecator for thermal power plant's material add-on system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105797954A (en) * | 2016-05-16 | 2016-07-27 | 中国水利水电第八工程局有限公司 | Filtering device for material adding system of thermal power plant |
| CN106890695A (en) * | 2017-03-21 | 2017-06-27 | 李良 | A kind of thermal power generation coal pulverizer |
| CN107755244A (en) * | 2017-10-10 | 2018-03-06 | 湖州壤之沃生物技术有限公司 | A kind of bentonite production equipment for possessing sizing screening function |
| CN108655130A (en) * | 2018-05-23 | 2018-10-16 | 郑州邦企信息科技有限公司 | Slug fluidization dustbin automatic flushing device |
-
2016
- 2016-05-16 CN CN201620439694.3U patent/CN205762285U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105797954A (en) * | 2016-05-16 | 2016-07-27 | 中国水利水电第八工程局有限公司 | Filtering device for material adding system of thermal power plant |
| CN106890695A (en) * | 2017-03-21 | 2017-06-27 | 李良 | A kind of thermal power generation coal pulverizer |
| CN106890695B (en) * | 2017-03-21 | 2018-12-04 | 俞斌 | A kind of thermal power generation coal pulverizer |
| CN107755244A (en) * | 2017-10-10 | 2018-03-06 | 湖州壤之沃生物技术有限公司 | A kind of bentonite production equipment for possessing sizing screening function |
| CN107755244B (en) * | 2017-10-10 | 2020-10-13 | 新昌县麟耀建筑材料有限公司 | Bentonite production facility that possesses classified screening function |
| CN108655130A (en) * | 2018-05-23 | 2018-10-16 | 郑州邦企信息科技有限公司 | Slug fluidization dustbin automatic flushing device |
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