CN109677948A - A kind of fire coal conveyer device - Google Patents

Abstract

The present invention relates to a kind of fire coal conveyer devices, it includes the multiple groups coal store of conveyer one, conveyer two and corresponding burner hearth setting, conveyer one is obliquely installed and lower side is connected to warehouse, higher side is in the top of two side of conveyer, multiple groups coal store is arranged in parallel along two length direction of conveyer, it is also respectively provided with two material guiding hoppers along the setting of conveyer width direction on every group of coal store, multiple groups are corresponded on conveyer two for importing the material guide device corresponded in material guiding hopper for coal-fired on conveyer two；Material guide device includes the support frame being fixed on conveyer two, baffle, the bracket for installing baffle and being rotationally connected on support frame, the actuator for driving bracket to overturn along two vertical direction of conveyer；Baffle both ends extend on the conveyer belt for being connected to conveyer two except conveyer two and under the driving effect of actuator or far from conveyer belt.The present invention, which has, reduces conveyer occupied area and energy loss, reduces the effect of production cost.

Description

A kind of fire coal conveyer device

Technical field

The present invention relates to the technical fields of thermal power plant boiler, more particularly, to a kind of fire coal conveyer device.

Background technique

Technology of Circulating Fluidized Bed Boiler is the high-efficiency low-pollution cleaning burning branch rapidly developed in recent ten years at present Art.This technology the fields such as utilizes to have obtained widely commercially answering in station boiler, Industrial Boiler and offal treatment in the world With, and develop to the large circulating fluidized bed boiler of hundreds of thousands multikilowatt scale；Domestic research, development and application in this respect Also it gradually rises, has among up to a hundred circulating fluidized bed boiler put into operation or manufacturing.Following several years will be circulation One important period of fluidized bed rapid development.

Recirculating fluidized bed burns using coal as fuel, and since equipment need to continue working, very big to the demand of coal, Therefore it is large-scale for storing coal-fired coal store to need to correspond to burner hearth setting one, by fire coal in coal store, persistently supplies burner hearth It burns.

It is in place of the deficiencies in the prior art, coal store generally requires four or five tons of fire coals of storage, causes its coal store general It is provided with three floors height, one layer can be built on the ground since fire coal is outsourcing, in general steam power plant for storing fire coal Warehouse, therefore need that the fire coal in warehouse is delivered on three floors using the conveyer being obliquely installed, so that it is delivered to coal storage It is kept in storehouse；And steam power plant is typically provided with multiple groups boiler, coal store is correspondingly arranged on multiple groups, therefore can generally use multiple groups The conveyer being correspondingly arranged respectively with coal store conveys fire coal, while not only wasting a large amount of energy consumptions, multiple groups conveyer Too many to space hold, production cost is higher.

Summary of the invention

The object of the present invention is to provide a kind of fire coal conveyer devices, can carry out feeding to multiple groups coal bunker with conveyer is organized, Conveyer quantity is reduced, to reduce the occupied area of conveyer and reduce energy loss, reaches the effect for reducing production cost Fruit.

Foregoing invention purpose of the invention has the technical scheme that

A kind of fire coal conveyer device, the multiple groups coal store including conveyer one, conveyer two and corresponding burner hearth setting are described defeated Send that machine one is obliquely installed and lower side is connected to warehouse, higher side is in the top of two side of conveyer, multiple groups coal store It is arranged in parallel along two length direction of conveyer, is also respectively provided on every group of coal store and is led along the two of the setting of conveyer width direction Hopper corresponds to multiple groups on the conveyer two for by the material guide device imported in corresponding material guiding hopper coal-fired on conveyer two；Institute Stating material guide device includes the support frame being fixed on conveyer two, baffle, for installing baffle and being rotationally connected with support frame Bracket, the actuator that drives bracket to overturn along two vertical direction of conveyer；The baffle both ends extend to except conveyer two, And under the driving effect of actuator, it is connected on the conveyer belt of conveyer two or far from conveyer belt.

By using above-mentioned technical proposal, fire coal in warehouse is placed on conveyer one, it will be coal-fired defeated through conveyer one It send to conveyer two, fire coal conveys forward on conveyer two, under the driving effect of actuator, drives baffle to be connected to defeated On the conveyer belt for sending machine two, its baffle is made to play blocking and guiding role to fire coal, made in its coal-fired transmit process, along baffle from Conveyer belt two sides are fallen, to be delivered in corresponding coal store through material guiding hopper, are realized and are worked the conveying of coal store；And then when the One group of coal store fire coal Chu Manhou, actuator drive bracket to overturn, baffle are driven to be displaced upward, make its fire coal can be with conveyer two It conveys backwards, under second group of baffle effect, fire coal is delivered in second group of coal store, and then second group of coal store Chu Manhou, corresponding baffle is far from conveyer belt, and then fire coal is delivered in corresponding coal store under the blocking of next group of baffle, such as This is successively back and forth continued working, and is carried out back and forth reciprocal feeding to multiple groups coal store and is worked, its conveyer two can be achieved to multiple groups The conveying of coal store works, and reduces conveyer occupied area and energy loss, achievees the effect that reduce production cost.

The present invention is further arranged to: the baffle section in wedge angle towards coal-fired conveying direction V-type setting and opening two End is parallel with two width direction of conveyer to be bent with stock guide.

Slow down it in coal-fired transmission process to baffle using the V-shaped setting of baffle by using above-mentioned technical proposal Impact force, and then under the barrier effect of stock guide, make its fire coal is orderly to fall in material guiding hopper, reduces coal-fired transmission process In, fall probability outside.

The present invention is further arranged to: the baffle is fixedly arranged at the front end with rubber pad, and the lower end of the rubber pad is lower than baffle Lower end.

By using above-mentioned technical proposal, since the conveyer belt of conveyer two is made of plastic material, and conveyer belt do around Work is rolled up, is contradicted using rubber pad and conveyer belt fixed on baffle, it can be reduced by the abrasion to conveyer belt, extend conveying The service life of machine two.

The present invention is further arranged to: the actuator includes that counterweight frame, one end and bracket opposing flaps side connect Connecting rod, the counterweight frame are set in material guiding hopper and only along material guiding hopper upper and lower displacements and upper end is provided with mounting base, the installation The shaft one for being plugged in the connecting rod other end is rotationally connected on seat, the connecting rod is offered along its length for one straight line of shaft The sliding slot one of displacement, the counterweight frame are in the side of the relatively coal-fired conveying direction of stock guide；It is fixed on support frame as described above slotting It is connected to the shaft two of position and opposite link rotatable among connecting rod, shaft three is fixed on the bracket, the connecting rod is opposite to be turned The side of axis one, which is offered, to be arranged in parallel and for the sliding slot two of three straight-line displacement of shaft and rotation with sliding slot one.

By using above-mentioned technical proposal, connecting rod under the rotation connection relationship with shaft two, formed lever, counterweight frame with The rotation connection of connecting rod side and sliding slot one make its counterweight frame under the state that freely hangs, drive for the displacement work of shaft one The lever other end tilts upward, in the case where shaft three and connecting rod upper hopper chute two rotate and straight-line displacement acts on, drives bracket side court Upper overturning, the side of baffle abuts its baffle and the conveyer belt of conveyer two towards bottom offset, thus to the combustion on conveyer two Coal plays barrier effect, and fire coal is driven to fall into corresponding material guiding hopper；When fire coal is fallen in coal store, fire coal is gradually risen, So that its fire coal is played the role of jacking to counterweight frame, be displaced its counterweight frame upward, drives connecting rod that baffle side is driven to overturn upward, It is delivered to its fire coal in subsequent coal store along conveyer two；When coal store internal combustion consumption of coal, counterweight frame drives baffle court Bottom offset continues on to its fire coal in corresponding coal store, realizes that conveyer two corresponds to conveying to corresponding coal store automatically Work；In the process, counterweight frame is set to the relatively coal-fired side of stock guide, when falling its fire coal, only from counterweight frame with It is fallen in gap between material guiding hopper, fire coal is avoided to fall on counterweight frame, influence driving work of the counterweight frame to connecting rod.

The present invention is further arranged to: the counterweight frame is fixed with L-type plate with respect to the side of stock guide, the L-type plate with The sliding slot three for being plugged in material guiding hopper side wall is formed between counterweight frame, and during counterweight frame upper and lower displacement, the grafting always of sliding slot three In on material guiding hopper side wall.

By using above-mentioned technical proposal, using sliding slot three is formed between L-type plate and counterweight frame, to the movement rail of counterweight frame Mark plays guiding role, and counterweight frame is driven to be only capable of vertically being displaced.

The present invention is further arranged to: the corner of the counterweight frame towards stock guide side upper end is inclined to set.

By using above-mentioned technical proposal, fall on it accidentally on counterweight frame when fire coal, it can also be in its counterweight frame It is obliquely installed under effect, fire coal is fallen in material guiding hopper along inclined-plane.

The present invention is further arranged to: the actuator includes that the counterweight frame of hollow setting and counterweight frame upper end are fixed Connecting rod, one end of the bracket opposing flaps are fixed with shaft four, and the small end is offered for four grafting of shaft and displacement Arc groove, the counterweight frame is set in coal store and along the vertical upper and lower displacement of coal store, shift to install with material guiding hopper.

By using above-mentioned technical proposal, counterweight frame drives connecting rod to drive baffle side downward under self gravitation effect Displacement makes its baffle keep acting on the conveyer belt abutting of conveyer two, drive it is coal-fired through under baffle on conveyer two, It falls on to be stored in coal store in material guiding hopper, when fire coal is slowly accumulated in coal store, fire coal gives counterweight frame lower end The thrusting action being displaced upward, to drive connecting rod shaft four that baffle is driven to be displaced upward, and then due to the arc of small end Slot setting move its shaft four can arcuately slot position, drive baffle that can do circular motion, drive baffle that can overturn upward, release To coal-fired barrier effect, drives fire coal that can be displaced backwards along conveyer two, be delivered in other coal stores；And then due to matching Weight frame is shifted to install with material guiding hopper, will not be piled up on counterweight frame during falling its fire coal, and coal-fired increase counterweight frame is avoided Gravity causes counterweight frame that can not be displaced work upward.

In conclusion advantageous effects of the invention are as follows:

1. utilization can be distinguished along the multiple groups that conveyer two is arranged with respect to the baffle that conveyer two is spun upside down and with multiple groups baffle The coal store being correspondingly arranged, after being delivered to its conveyer one on conveyer two fire coal, two pairs of fire coals of conveyer are conveyed, And then during transportation, coal-fired under the barrier effect of baffle, from conveyer belt under fall in coal store, when its coal storage is stored in a warehouse Man Shi, corresponding baffle are overturn upward, and fire coal conveys backwards and under the barrier effect of second group of baffle, and fire coal is delivered to corresponding It is so successively reciprocal that fire coal is delivered in each group of coal store in coal store, one conveyer two can be completed more The defeated coal work of group coal store, reduces the occupied area and energy loss of conveyer two, achievees the effect that reduce production cost；

2. driving baffle towards bottom offset using under the gravity of counterweight frame and keeping the withstanding effect of baffle and conveyer belt, make Its fire coal enters in corresponding coal store, and then with coal store internal combustion dump product, fire coal plays counterweight frame lower end to be pushed up upward Effect is pushed away, drives counterweight frame that baffle is driven to overturn upward, releases to coal-fired barrier effect, its fire coal is made to enter to next group of storage In coal bunker, to make its baffle that can be delivered in coal store according to coal storage in corresponding coal store, automatic turning convenient for its fire coal Work.

Detailed description of the invention

Fig. 1 is the overall structure diagram of embodiment one.

Fig. 2 is the partial structural diagram of baffle and material guiding hopper in Fig. 1.

Fig. 3 is the partial structural diagram of connecting rod in Fig. 2.

Fig. 4 is the partial structural diagram of baffle and dust storehouse in embodiment two.

In figure, 1, coal store；2, conveyer two；21, rack；22, driven roller；23, conveyer belt；3, material guiding hopper；4, baffle； 5, rubber pad；6, actuator；61, counterweight frame；62, connecting rod；63, shaft one；64, shaft two；65, shaft three；66, mounting base； 67, sliding slot one；68, sliding slot two；69, L-type plate；610, arc groove；611, shaft four；7, stock guide；8, support frame；9, bracket.

Specific embodiment

Below in conjunction with attached drawing, invention is further described in detail.

It is a kind of fire coal conveyer device disclosed by the invention referring to Fig.1 with 2, including one (not shown) of conveyer, defeated Machine 22 and coal store 1 are sent, conveyer one is inclined to set and lower side is in ground depot, and higher side is in The top of 22 side of conveyer；Conveyer 22 is installed in third floor, and coal store 1 is fixed in floor and along conveyer 22 length directions are arranged in parallel；In the present embodiment, coal store 1 is provided with three groups along 22 length direction of conveyer；Conveyer 22 Including rack 21, several driven rollers 22 being rotationally connected in rack 21, coiling in the conveyer belt 23 in driven roller 22 and admittedly Due to the motor (not shown) in rack 21, the output shaft and one drive shaft of motor are coaxially fixed and by electric wire and outside Connect power supply connection；When energization, motor drives driven roller 22 to rotate, and realizes the coiling work of conveyer belt 23.Also distinguish in rack 21 Corresponding coal store 1 is provided with baffle 4, and baffle 4 is overturn with respect to 21 vertical direction of rack, when baffle 4 is abutted with conveyer belt 23, combustion Coal is delivered in corresponding coal store 1.

Every group of baffle 4 is corresponded in rack 21 and is fixed with one group of support frame 8, passes through pin shaft (not shown) on support frame 8 It is rotatably connected to a bracket 9, one end of bracket 9 is fixed with baffle 4 with respect to fuel conveying direction side；It is additionally provided in rack 21 The actuator 6 for driving bracket 9 to overturn.Wherein, 4 section of baffle is in V-type setting of the wedge angle towards fuel conveying direction side；Baffle 4 The both ends bending that is open is in stock guide 7, and stock guide 7 is arranged in parallel with 21 width direction of rack；Wherein, baffle 4 is abutted with fuel Side also passes through several clamping screws and is fastened with rubber pad 5, and the lower end of rubber pad 5 is lower than 4 lower end of baffle.

In the present embodiment, the two sides that the upper end of every group of coal store 1 is located at the width direction of conveyer belt 23, which have been respectively communicated with, is led Hopper 3, above-mentioned stock guide 7 are in the surface of 3 upper end opening of material guiding hopper.

Referring to Fig. 2 and 3, above-mentioned actuator 6 includes the counterweight frame 61 of inner hollow setting, connecting rod 62, shaft 1, shaft 2 64 and shaft 3 65；61 side of counterweight frame is fixed with L-type plate 69, and L-type plate 69 and 61 side wall of counterweight frame form the (figure of sliding slot three In be not shown), the width of sliding slot three is identical as 3 sidewall thickness of material guiding hopper and is plugged on the side wall of material guiding hopper 3；On counterweight frame 61 End is fixed with mounting base 66, and shaft 1 is fixed in mounting base 66 along 21 width direction of rack；One end of connecting rod 62 is along its length Degree direction offers the sliding slot 1 for one 63 grafting of shaft and displacement；Shaft 3 65 is fixed on the one of 9 opposing flaps 4 of bracket End, the other end of connecting rod 62 offer the sliding slot 2 68 for 3 65 grafting of shaft and displacement along its length；Shaft 2 64 is solid Due on support frame 8 and being plugged in the intermediate position of connecting rod 62 and opposite connecting rod 62 is rotatablely connected.In the present embodiment, at counterweight frame 61 The side of fuel is abutted in opposite stock guide 7；When counterweight frame 61 freely hangs, connecting rod 62 is driven to be in one end court of shaft 3 65 Upper displacement plays blocking guiding role to the fire coal on conveyer belt 23 so that rubber pad 5 be driven to be connected on conveyer belt 23, drives It falls on fire coal in corresponding coal store 1, when fire coal gradually increases in coal store 1, position upward is played to 61 lower end of counterweight frame Power is moved, the one end for driving connecting rod 62 to be in shaft 3 65 drives 4 laterosurtrusion of baffle, release to coal-fired blocking towards bottom offset Effect, fire coal convey backwards along conveyer belt 23, respectively under the blocking of second group of 4/ third group baffle 4 of baffle, fall on correspondence Coal store 1 in；And then in coal store 1 fire coal be delivered in burner hearth and reduce work, counterweight frame 61 freely hangs, and drives three The successively reciprocal overturning of group baffle 4, is delivered to its fire coal back and forth in corresponding coal store 1.

In the present embodiment, the corresponding each baffle 4 of actuator 6 is provided with two groups along 21 width direction of rack.

In the present embodiment, the corner of counterweight frame 61 towards 7 side upper end of stock guide is inclined to set.

The implementation principle of the present embodiment are as follows: since under original state, three groups of coal stores 1 without the full fire coal of storage, cause Its counterweight frame 61 is in the state that freely hangs, so that every group of rubber pad 5 is abutted with conveyer belt 23, therefore coal-fired meeting is first through first The blocking of group baffle 4 enters in first group of coal store 1, then enters in second group of coal store 1 through second group of baffle 4, then through third Group baffle 4 enters in third group coal store 1；Then coal-fired in first group of coal bunker to reduce, counterweight frame 61 declines, and drives first group Rubber pad 5 is connected on conveyer belt 23, and fire coal is driven to go successively to first group of coal store 1, so successively reciprocal, is driven defeated It send the fire coal on machine 22 to be delivered in three groups of coal stores 1 respectively, completes its coal-fired transportation work.

Embodiment 2: referring to Fig. 4, difference from Example 1 is, above-mentioned actuator 6 includes the counterweight frame of hollow setting 61, connecting rod 62 and shaft 4 611, counterweight frame 61 are set in coal store 1, and connecting rod 62 passes through floor and 61 upper end of counterweight frame is hung down Straight fixed, shaft 4 611 is fixed on the top that baffle 4 is in wedge angle one end along 21 width direction of rack in parallel；Connecting rod 62 it is upper End offers the arc groove 610 for 4 611 grafting of shaft and displacement；In the present embodiment, connecting rod 62 is under the position-limiting action of floor It is only capable of vertical upper and lower displacement；Counterweight frame 61 is shifted to install with material guiding hopper 3.When coal-fired less in coal store 1, counterweight frame 61 is freely It hangs, under 61 gravity of counterweight frame, rubber pad 5 is driven to abut with conveyer belt 23；Gradually increase when coal-fired in coal store 1 When, fire coal gives 61 lower end of counterweight frame displacement force upward, drives counterweight frame 61 upward in displacement process, connecting rod 62 drives shaft four 611 and arc groove 610 under the displacing force of shaft 4 611, drive baffle 4 with respect to support frame 8 overturn, make its rubber pad 5 far from conveyer belt 23.

The embodiment of present embodiment is presently preferred embodiments of the present invention, not limits protection of the invention according to this Range, therefore: the equivalence changes that all structures under this invention, shape, principle are done, should all be covered by protection scope of the present invention it It is interior.

Claims (7)

1. a kind of fire coal conveyer device, the multiple groups coal store including conveyer one, conveyer two (2) and corresponding burner hearth setting (1), the conveyer one is obliquely installed and lower side is connected to warehouse, and higher side is in the upper of conveyer two (2) side Side, it is characterised in that: multiple groups coal store (1) is arranged in parallel along conveyer two (2) length direction, also divides on every group of coal store (1) It is not provided with two material guiding hoppers (3) along the setting of conveyer width direction, multiple groups are corresponded on the conveyer two (2) for that will convey The coal-fired material guide device imported in corresponding material guiding hopper (3) on machine two (2)；The material guide device includes being fixed on conveyer two (2) On support frame (8), baffle (4), the bracket (9) for installing baffle (4) and being rotationally connected on support frame (8), drive branch The actuator (6) that frame (9) is overturn along conveyer two (2) vertical direction；Baffle (4) both ends extend to conveyer two (2) it Outside and under the driving effect of actuator (6), it is connected on the conveyer belt (23) of conveyer two (2) or far from conveyer belt (23).

2. a kind of fire coal conveyer device according to claim 1, it is characterised in that: baffle (4) section is in wedge angle court Both ends are parallel with conveyer two (2) width direction is bent with stock guide (7) for the V-type setting of coal-fired conveying direction and opening.

3. a kind of fire coal conveyer device according to claim 1, it is characterised in that: the baffle (4) is fixedly arranged at the front end with rubber The lower end of rubber mat (5), the rubber pad (5) is lower than baffle (4) lower end.

4. a kind of fire coal conveyer device according to claim 1, it is characterised in that: the actuator (6) includes counterweight frame (61), the connecting rod (62) of one end and the connection of bracket (9) opposing flaps (4) side, the counterweight frame (61) are set to material guiding hopper (3) It is interior and only along material guiding hopper (3) upper and lower displacement and upper end is provided with mounting base (66), it is rotationally connected on the mounting base (66) slotting It is connected to the shaft one (63) of connecting rod (62) other end, the connecting rod (62) is offered along its length for shaft one (63) straight line The sliding slot one (67) of displacement, the counterweight frame (61) are in the side of the relatively coal-fired conveying direction of stock guide (7)；Support frame as described above (8) it is fixed on and is plugged in the intermediate position of connecting rod (62) and in the shaft two (64) of connecting rod (62) rotation, the bracket (9) Be fixed with shaft three (65), the connecting rod (62) offered with respect to the side of shaft one (63) be arranged in parallel with sliding slot one (67) and For the sliding slot two (68) of shaft three (65) straight-line displacement and rotation.

5. a kind of fire coal conveyer device according to claim 4, it is characterised in that: the counterweight frame (61) is with respect to stock guide (7) side is fixed with L-type plate (69), is formed between the L-type plate (69) and counterweight frame (61) and is plugged in material guiding hopper (3) side wall Sliding slot three, and during counterweight frame (61) upper and lower displacement, sliding slot three is plugged in always on material guiding hopper (3) side wall.

6. a kind of fire coal conveyer device according to claim 4, it is characterised in that: the counterweight frame (61) is towards stock guide (7) corner of side upper end is inclined to set.

7. a kind of fire coal conveyer device according to claim 1, it is characterised in that: the actuator (6) includes hollow sets Counterweight frame (61), the connecting rod (62) fixed with counterweight frame (61) upper end set, one end of baffle (4) wedge angle is fixed with shaft Four (611), connecting rod (62) upper end offer the arc groove (610) for shaft four (611) grafting and displacement, the counterweight frame (61) it is set in coal store (1) and along coal store (1) vertical upper and lower displacement, is shifted to install with material guiding hopper (3).