CN204056851U - Vertical hyperbola anti-blocking center coal feeder - Google Patents
Vertical hyperbola anti-blocking center coal feeder Download PDFInfo
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- CN204056851U CN204056851U CN201420537316.XU CN201420537316U CN204056851U CN 204056851 U CN204056851 U CN 204056851U CN 201420537316 U CN201420537316 U CN 201420537316U CN 204056851 U CN204056851 U CN 204056851U
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- broken arch
- coal feeder
- charging gear
- hyperbola
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Abstract
The utility model discloses vertical hyperbola anti-blocking center coal feeder, comprise hyperbolic shell 1, broken arch structure, vertical charging gear 4, dynamic structure and outlet material blanking tube combination 10.Above-mentioned broken arch structure is bored 3 by broken arch support 2 and broken arch and is formed, and the quantity of broken arch support 2 is at least two.Above-mentioned dynamic structure is made up of actuating device 6, driving arm 8 and transmission combination device 9.The utility model provides a kind of vertical hyperbola anti-blocking center coal feeder, solve that existing construction cost is high, easy break-down, use have some setbacks, overhaul the large problem of difficulty, improve the service life of equipment, reduce construction cost and fault rate, make the more smooth and easy maintenance of equipment use simpler.
Description
Technical field
The utility model relates to a kind of coal feeder, is specifically related to a kind of vertical hyperbola anti-blocking center coal feeder, belongs to thermal power generation boiler raw coal bucket feed field.
Background technology
Under domestic and international heat power plant boiler raw coal bucket, the main nature coal breakage that adopts enters subordinate's Gravimetric Coal Feeders equipment at present, adopts central coal feeder to subordinate's Gravimetric Coal Feeders coal supply under separately having a small amount of boiler of power plant raw coal bucket.Mainly there are the following problems for existing boiler original coal bunker coal feeder:
1, raw coal bucket adopts nature coal breakage mode, and coal flow is uncontrollable, larger on upstream device impact;
2, raw coal bucket adopts nature coal breakage mode, and the situation of fluffy coal, chute blockage often appears in coal bunker cone segments;
3, raw coal bucket adopts nature coal breakage mode, cannot realize " first in first out " principle preferably and carry out discharging;
4, raw coal bucket adopts nature coal breakage mode, and raw coal bucket bottom adopts taper closing-in structure, and horizontal sextant angle is comparatively large, and supporting main building civil engineering height is higher, and construction investment is larger;
5, raw coal bucket adopts nature coal breakage mode, and adopt square platform or circular platform cone bucket bottom raw coal bucket, the easy wall built-up of coal results in blockage;
6, raw coal bucket adopts central coal feeder coal-feeding mode, and its restriction being subject to body construction cannot solve the problem that coal and outside Coal powder spray are leaked in portion of being association of activity and inertia;
7, raw coal bucket adopts central coal feeder coal-feeding mode, it adopts the discharging of heavy unloading arm structure, and only the bottom coal naturally fallen in raw coal bucket can be scraped feed, Automatic load change ability is poor, often there is the situation killing upstream device or fracture, the effect of stably feeding cannot be realized;
8, raw coal bucket adopts central coal feeder coal-feeding mode, and when coal seam thickness is larger, its unloading arm controllable register is comparatively large by coal pressure, the frequent overload tripping operation of its drive motor;
9, raw coal bucket adopts central coal feeder coal-feeding mode, when coal humidity is larger, easily amasss coal, affect unloading arm and normally run between unloading arm and platen;
10, raw coal bucket adopts central coal feeder coal-feeding mode, and its unloading arm oad is comparatively large, and during fault, maintenance difficulty is larger.
Utility model content
The purpose of this utility model is to provide a kind of vertical hyperbola anti-blocking center coal feeder, solve that existing construction cost is high, easy break-down, use have some setbacks, overhaul the large problem of difficulty, improve the service life of equipment, reduce construction cost and fault rate, make the more smooth and easy maintenance of equipment use simpler.
To achieve these goals, the technical solution adopted in the utility model is as follows:
Vertical hyperbola anti-blocking center coal feeder, comprises hyperbolic shell, broken arch structure, vertical charging gear, dynamic structure and the combination of outlet material blanking tube.
Further, above-mentioned broken arch structure is bored by broken arch support and broken arch and is formed, and the quantity of broken arch support is at least two.
As preferably, described broken arch prop up put up fan-shaped, this broken arch Bracket setting is at the upper inside walls place of hyperbolic shell, the outer arc of broken arch support and the inwall of hyperbolic shell fit, all broken arch holder combination become a full circle, also be provided with inner arc in the inner side of broken arch support, this inner arc is identical with the center of circle of outer arc.The outer arc radian of each broken arch support is identical.
As preferably, described broken arch cone is arranged on broken arch support, and is fixed on the center of hyperbolic shell by the inner arc of broken arch support.
Further, above-mentioned vertical charging gear is arranged on immediately below broken arch cone, the inner vertical of this vertical charging gear is provided with an adapter shaft, the upper end of this adapter shaft extends to the inside of vertical charging gear, and be fixed by mechanical seal structure, the mode that described vertical charging gear adopts spiral to go forward one by one carries out work, is also provided with at the lower periphery of this vertical charging gear the columniform blanking base that diameter matches with it.
Further, above-mentioned dynamic structure is made up of actuating device, driving arm and transmission combination device.
As preferably, described actuating device comprises electrical motor and retarder, this actuating device is arranged on the outside of hyperbolic shell, and fixed by driving arm, be connected by transmission combination device between actuating device with vertical charging gear, the type of drive of this transmission combination device is V belt translation or Chain conveyer.
As preferably, described driving arm is arranged on the below of blanking base, and the sidewall running through hyperbolic shell extends into its inside, the lower end of the adapter shaft of vertical charging gear is fixed on this driving arm by mechanical seal, and this driving arm is upper suspension structure or floor-type support structure.
In addition, described outlet material blanking tube combination is arranged on the lower end place of hyperbolic shell.
What hyperbolic shell wherein, blanking base and outlet material blanking tube combined all adopts with material contact surface the high-abrasive material that surface friction coefficient is lower.
The utility model compared with prior art, has the following advantages and beneficial effect:
(1) what hyperbolic shell of the present utility model, blanking base and outlet material blanking tube combined all adopts with material contact surface the high-abrasive material that surface friction coefficient is lower, can service life of lifting means greatly, the flowing power being transferred material can also be improved simultaneously, make the working process of equipment more smooth, reduce the fault rate of equipment;
(2) quantity of broken arch support of the present utility model is at least two, can select the broken arch support of varying number, improve its comformability and support strength according to the difference of hyperbolic shell diameter;
(3) broken arch cone of the present utility model is arranged on the top of vertical charging gear, blanking base can be avoided directly to bear the pressure of material, reduce further the fault rate of equipment, improve the service life of equipment;
(4) two ends of the adapter shaft of vertical charging gear of the present utility model are fixed respectively by mechanical seal, well protect adapter shaft, avoid dust in use procedure and scurry into, improve the service life of equipment, reduce fault rate; In addition, the mode that vertical charging gear adopts spiral to go forward one by one carries out work, thus can be good at carrying material, avoids feed blocking in hyperbolic shell, well can also make material " first in first out " simultaneously;
(5) blanking base of the present utility model and vertical charging gear match, and can be good at realizing self-locking when equipment does not run, and place material from leakage;
(6) the existing device height of aspect ratio of the present utility model is lower, and then reduces the requirement to factory building height, reduce further the expense of construction, saves business capital.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the one of the A-A generalized section of Fig. 1.
Fig. 3 is that a kind of B of Fig. 1 is to schematic diagram.
Fig. 4 is that the another kind of B of Fig. 1 is to schematic diagram.
Description of reference numerals: 1, hyperbolic shell; 2, broken arch support; 3, broken arch cone; 4, vertical charging gear; 5, blanking base; 6, actuating device; 7, adapter shaft; 8, driving arm; 9, transmission combination device; 10, material blanking tube combination is exported.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described in further detail, and embodiment of the present utility model includes but not limited to the following example.
Embodiment 1
As shown in Fig. 1,2,4, vertical hyperbola anti-blocking center coal feeder, comprises hyperbolic shell 1, broken arch structure, vertical charging gear 4, dynamic structure and outlet material blanking tube combination 10.Above-mentioned broken arch structure is bored 3 by broken arch support 2 and broken arch and is formed, and the quantity of broken arch support 2 is two.Above-mentioned vertical charging gear 4 is arranged on immediately below broken arch cone 3, the inner vertical of this vertical charging gear 4 is provided with an adapter shaft 7, the upper end of this adapter shaft 7 extends to the inside of vertical charging gear 4, and be fixed by mechanical seal structure, the mode that described vertical charging gear 4 adopts spiral to go forward one by one carries out work, is also provided with at the lower periphery of this vertical charging gear 4 the columniform blanking base 5 that diameter matches with it.Above-mentioned dynamic structure is made up of actuating device 6, driving arm 8 and transmission combination device 9.
Described 2 one-tenth, broken arch support is fan-shaped, this broken arch support 2 is arranged on the upper inside walls place of hyperbolic shell 1, the outer arc of broken arch support 2 and the inwall of hyperbolic shell 1 fit, all broken arch supports 2 are combined into a full circle, also be provided with inner arc in the inner side of broken arch support 2, this inner arc is identical with the center of circle of outer arc.The outer arc radian of each broken arch support 2 is identical, and this radian is 180 °.When equipment volume is less, this radian can improve the crossing ability of material greatly.
Described broken arch cone 3 is arranged on broken arch support 2, and is fixed on the center of hyperbolic shell 1 by the inner arc of broken arch support 2.
Described actuating device 6 comprises electrical motor and retarder, this actuating device 6 is arranged on the outside of hyperbolic shell 1, and fixed by driving arm 8, be connected by transmission combination device 9 between actuating device 6 with vertical charging gear 4, the type of drive of this transmission combination device 9 is V belt translation or Chain conveyer.
Described driving arm 8 is arranged on the below of blanking base 5, and the sidewall running through hyperbolic shell 1 extends into its inside, the lower end of the adapter shaft 7 of vertical charging gear 4 is fixed on this driving arm 8 by mechanical seal, and this driving arm 8 is upper suspension structure.Adopt upper suspension structure can reduce the floor area of equipment, save production space further, improve space availability ratio.
Described outlet material blanking tube combination 10 is arranged on the lower end place of hyperbolic shell 1.
What hyperbolic shell wherein, blanking base and outlet material blanking tube combined all adopts with material contact surface the high-abrasive material that surface friction coefficient is lower.
During use, coal charge in raw coal bucket directly falls into hyperbolic shell of the present utility model, and glide along the inwall of hyperbolic shell, to both sides landing under the effect that coal charge at broken arch cone place is bored in broken arch, thus avoid coal charge and to overarch in hyperbolic shell accumulation, coal charge final landing of gliding enters in vertical charging gear, vertical charging gear is rotating operation under the drive of dynamic structure, the coal charge fallen into wherein is carried downwards, this vertical charging gear adopts the helical structure that goes forward one by one, can be good at guaranteeing that conveying space becomes large gradually along with the conveying of material, thus avoid coal charge and be extruded in course of conveying binder situation occurs, and then avoid the generation of putty situation, further increase the service life of equipment, the running velocity of vertical charging gear can adjust according to the actual requirements, substantially increase the adaptive capacity of equipment, coal charge falls into the combination of outlet material blanking tube and sends into next step process after the conveying through vertical charging gear.When equipment is out of service, because the size of blanking base and vertical charging gear match, thus can be good at the auto-lock function realizing coal charge, avoid coal charge and skid off vertical charging gear after equipment stops.
In addition, the utility model also can be widely used in the occasion of the anti-blocking feed of the various feed bin of thermal power plant, also can be widely used in the anti-blocking feeding systems of industry feed bin such as thermal power plant, coal, cement, iron and steel, grain.
Embodiment 2
As shown in Figure 3, the difference of the present embodiment and embodiment 1 is 3 in the quantity with broken arch support, and driving arm is floor-type support structure.The radian of each broken arch support is 120 °, is supported, better can bear the pressure of material, further increase practicality, can better improve its service life when instrument size is larger by three broken arch supports to broken arch cone.Adopt floor-type support structure can improve the dynamics of support, further increase the service life of equipment.
According to above-described embodiment, just the utility model can be realized well.What deserves to be explained is; under prerequisite based on said structure design; for solving same technical matters; even if some making on the utility model are without substantial change or polishing; the essence of the technical scheme adopted is still the same with the utility model, therefore it also should in protection domain of the present utility model.
Claims (9)
1. vertical hyperbola anti-blocking center coal feeder, is characterized in that, comprises hyperbolic shell (1), broken arch structure, vertical charging gear (4), dynamic structure and outlet material blanking tube combination (10).
2. the anti-blocking center of vertical hyperbola according to claim 1 coal feeder, is characterized in that, described broken arch structure is bored (3) by broken arch support (2) and broken arch and formed, and the quantity of broken arch support (2) is at least two.
3. the anti-blocking center of vertical hyperbola according to claim 2 coal feeder, it is characterized in that, described broken arch support (2) becomes fan-shaped, this broken arch support (2) is arranged on the upper inside walls place of hyperbolic shell (1), the outer arc of broken arch support (2) and the inwall of hyperbolic shell (1) fit, all broken arch supports (2) are combined into a full circle, and be also provided with inner arc in the inner side of broken arch support (2), this inner arc is identical with the center of circle of outer arc.
4. the anti-blocking center of vertical hyperbola according to claim 3 coal feeder, is characterized in that, described broken arch cone (3) is arranged on broken arch support (2), and is fixed on the center of hyperbolic shell (1) by the inner arc of broken arch support (2).
5. the anti-blocking center of vertical hyperbola according to claim 1 coal feeder, it is characterized in that, described vertical charging gear (4) is arranged on immediately below broken arch cone (3), the inner vertical of this vertical charging gear (4) is provided with an adapter shaft (7), the upper end of this adapter shaft (7) extends to the inside of vertical charging gear (4), and be fixed by mechanical seal structure, the mode that described vertical charging gear (4) adopts spiral to go forward one by one carries out work, the columniform blanking base (5) that diameter matches with it is also provided with at the lower periphery of this vertical charging gear (4).
6. the anti-blocking center of vertical hyperbola according to claim 1 coal feeder, is characterized in that, described dynamic structure is made up of actuating device (6), driving arm (8) and transmission combination device (9).
7. the anti-blocking center of vertical hyperbola according to claim 6 coal feeder, it is characterized in that, described actuating device (6) comprises electrical motor and retarder, this actuating device (6) is arranged on the outside of hyperbolic shell (1), and fixed by driving arm (8), be connected by transmission combination device (9) between actuating device (6) with vertical charging gear (4), the type of drive of this transmission combination device (9) is V belt translation or Chain conveyer.
8. the anti-blocking center of vertical hyperbola according to claim 7 coal feeder, it is characterized in that, described driving arm (8) is arranged on the below of blanking base (5), and the sidewall running through hyperbolic shell (1) extends into its inside, the lower end of the adapter shaft (7) of vertical charging gear (4) is fixed on this driving arm (8) by mechanical seal, and this driving arm (8) is upper suspension structure or floor-type support structure.
9. the anti-blocking center of vertical hyperbola according to claim 8 coal feeder, is characterized in that, described outlet material blanking tube combination (10) is arranged on the lower end place of hyperbolic shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420537316.XU CN204056851U (en) | 2014-09-18 | 2014-09-18 | Vertical hyperbola anti-blocking center coal feeder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420537316.XU CN204056851U (en) | 2014-09-18 | 2014-09-18 | Vertical hyperbola anti-blocking center coal feeder |
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| Publication Number | Publication Date |
|---|---|
| CN204056851U true CN204056851U (en) | 2014-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420537316.XU Expired - Fee Related CN204056851U (en) | 2014-09-18 | 2014-09-18 | Vertical hyperbola anti-blocking center coal feeder |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105731103A (en) * | 2016-04-14 | 2016-07-06 | 黄宝祝 | Determinant feeder with rectangular bin |
| CN105836485A (en) * | 2016-04-14 | 2016-08-10 | 黄宝祝 | Round coal field unloader |
| CN107010333A (en) * | 2017-06-02 | 2017-08-04 | 无锡市长荣输送机械有限公司 | Broken arch conveying worm |
| CN108684261A (en) * | 2018-03-27 | 2018-10-23 | 华中农业大学 | Disc type rape essence amount dispenser |
| CN109201292A (en) * | 2018-08-28 | 2019-01-15 | 杭州富阳锡平建筑劳务有限公司 | Miberal powder bucket discharging guide device |
| CN112027382A (en) * | 2020-09-03 | 2020-12-04 | 上海宇源机械有限公司 | Positive displacement activation feeder |
-
2014
- 2014-09-18 CN CN201420537316.XU patent/CN204056851U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105731103A (en) * | 2016-04-14 | 2016-07-06 | 黄宝祝 | Determinant feeder with rectangular bin |
| CN105836485A (en) * | 2016-04-14 | 2016-08-10 | 黄宝祝 | Round coal field unloader |
| CN105731103B (en) * | 2016-04-14 | 2018-03-20 | 山西众创达科技有限公司 | Rectangle storehouse determinant batcher |
| CN107010333A (en) * | 2017-06-02 | 2017-08-04 | 无锡市长荣输送机械有限公司 | Broken arch conveying worm |
| CN108684261A (en) * | 2018-03-27 | 2018-10-23 | 华中农业大学 | Disc type rape essence amount dispenser |
| CN108684261B (en) * | 2018-03-27 | 2024-04-09 | 华中农业大学 | Rotary disk type rape precise seed metering device |
| CN109201292A (en) * | 2018-08-28 | 2019-01-15 | 杭州富阳锡平建筑劳务有限公司 | Miberal powder bucket discharging guide device |
| CN112027382A (en) * | 2020-09-03 | 2020-12-04 | 上海宇源机械有限公司 | Positive displacement activation feeder |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141231 Termination date: 20170918 |
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| CF01 | Termination of patent right due to non-payment of annual fee |