CN210512513U

CN210512513U - Novel moulded coal is dry device

Info

Publication number: CN210512513U
Application number: CN201921279956.4U
Authority: CN
Inventors: 于新奇; 韩伟信; 张雄飞; 魏青; 梁龙龙; 刘庆刚
Original assignee: Hebei University of Science and Technology
Current assignee: Hebei University of Science and Technology
Priority date: 2019-08-08
Filing date: 2019-08-08
Publication date: 2020-05-12
Anticipated expiration: 2029-08-08

Abstract

The utility model relates to a novel moulded coal drying device, it includes the conveyor who is used for transporting the moulded coal and is used for carrying out the heating and drying's heating device for the moulded coal on the conveyor, conveyor includes the relative chain that sets up and sets up a plurality of transport between two chains and bears the weight of the link joint, carries and bears the weight of the link joint and includes the plate body and sets up the connecting axle in plate body one side, and the plate body passes through the connecting axle to be connected with the chain rotation, be provided with the layer board below the plate body, the other end of plate body contacts with the layer board, is located and carries and is provided with the V-arrangement groove on the layer board of; the utility model discloses like this when the plate body transports the V-arrangement groove position, can deflect along with the V-arrangement groove, make the moulded coal on the plate body along the plate body landing of slope to the one deck down, rather than directly falling into the transport of one deck down and bearing the link joint on, effectively avoided the moulded coal directly to fall and the broken problem that causes.

Description

Novel moulded coal is dry device

Technical Field

The utility model relates to a novel moulded coal is dry device.

Background

The briquette is a clean fuel processed by adding a binder and a sulfur-fixing agent into coal powder. China is a large country for coal production and consumption, billions of tons of coal are combusted every year, about half of the coal is directly combusted by loose coal, the energy utilization efficiency is low, and a serious environmental problem is caused. The experimental research shows that compared with the loose coal, the combustion of the briquette can improve the energy utilization efficiency by more than 20 percent, the smoke discharge can be reduced by more than 89 percent, the nitrogen oxide can be reduced by 60 percent, and the SO2 can be reduced by 50 percent, thereby being an effective way for saving energy, improving the energy utilization rate and improving the economic benefit. The industrial furnace uses the molded coal to replace loose coal, and has more obvious coal saving and environmental protection effects. The method combines the current national conditions of China, has simple production process, low cost, convenient management and wide prospect, is an effective measure for solving the problems of dust haze and air pollution caused by civil coal, and is an effective way for saving energy, improving energy and improving economic benefit. The water content of the formed briquette reaches up to 14 percent, the mechanical strength is low, a drying device is needed to dry the briquette during briquette production, the water content is reduced to be below 3 percent, and meanwhile, the strength is improved, and the transportation is convenient.

In a common drying device, coal-fired heating air is mostly used to introduce hot air into a drying chamber for drying so as to reduce the manufacturing cost, but the efficiency is low, the temperature is not easy to control, and the high-temperature spontaneous combustion of the coal balls in the drying process is easy to cause. And the multilayer combined type chain slat conveyor is mostly the drop-out type structure that adopts when shifting the carrier, is commonly used in the drying kiln, and its compact structure, space utilization is high. However, the transfer mode of the free fall type adopted by the transmitted carrier is not suitable for the coal balls with high moisture content and loose structure, which can cause a large amount of crushing, so that a novel briquette drying device is needed to be designed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a broken novel moulded coal drying device of moulded coal when being difficult for in dry transportation is provided.

The utility model adopts the technical proposal that: a novel briquette drying device comprises a conveying device for conveying briquettes and a heating device for heating and drying the briquettes on the conveying device.

The conveying device comprises chains which are arranged oppositely and a plurality of conveying bearing chain plates which are arranged between the two chains, each conveying bearing chain plate comprises a plate body and a connecting shaft arranged on one side of the plate body, the plate body is connected with the chains in a rotating mode through the connecting shafts, a supporting plate is arranged below the plate body, the other end of the plate body is in contact with the supporting plate, and a V-shaped groove is formed in the supporting plate which is positioned at the tail end of each layer of conveying of the conveying bearing chain plate.

The utility model discloses the other end of plate body is provided with the gyro wheel, the gyro wheel contacts with the layer board.

The utility model discloses the one end of chain is provided with and is used for driving chain moving action wheel, and the other end is provided with from the driving wheel.

Heating device bears the heat transfer calandria of link joint below, is used for communicateing communicating pipe of two adjacent heat transfer calandrias and the oil inlet and the oil-out that are linked together with the heat transfer calandria including being located the transport.

The utility model discloses still include dust collector, dust collector includes the dust removal brush and is used for driving the drive arrangement that the back and forth movement was realized to the dust removal brush, the dust removal brush is the U-shaped and is located the heat transfer calandria that corresponds and carries between the carrier link joint.

Drive arrangement includes the support, sets up the guide rail on the support and is used for driving the guide rail and carries out reciprocating motion's transmission, the dust removal brush is fixed to be set up on the guide rail.

Transmission includes the runner and the crank of being connected through pivot and runner, the articulate other end rotates through the pivot with the guide rail and is connected, the position of runner is corresponding with drive chain moving action wheel, is provided with switching device between runner and action wheel.

Switching device include the rack of vertical setting, with rack toothing's drive gear, fixed mounting at the installation axle of rack lower extreme and set up at the epaxial removal gear of installation, it is used for meshing mutually with action wheel and runner to remove the gear.

Drive gear fixes on hand, is provided with spacing baffle and lower limiting baffle in the upper end of rack, the gear is located between spacing baffle and the lower limiting baffle.

The utility model discloses an actively the effect does: the utility model discloses a chain realizes that the transportation of cyclicity carries and bears the link joint, be located to carry and bear the every layer of transport terminal layer board of link joint and be provided with the V-arrangement groove, and plate body one end rotates with the chain and is connected the other end and layer board contact, like this when the V-arrangement groove position is transported to the plate body, can deflect along with the V-arrangement groove, make the moulded coal on the plate body along the plate body landing of slope to the lower one deck, but not directly fall into the transport of lower one deck bear the link joint on, effectively avoided the moulded coal directly to fall and the broken problem that causes.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the conveying apparatus without a conveying carrier chain plate according to the present invention;

FIG. 3 is a schematic structural view of the conveying carrier link plate of the present invention;

FIG. 4 is a schematic structural view of the dust removing device of the present invention;

fig. 5 is a schematic structural view of the heating device of the present invention.

Detailed Description

As shown in the attached fig. 1-5, the utility model comprises a conveying device for conveying the molded coal and a heating device for heating and drying the molded coal on the conveying device; in the in-service use process, can set up a plurality ofly in vertical direction the utility model discloses an equipment to it is dry to realize the continuous transportation of long distance.

The conveying device comprises chains 2 which are arranged oppositely and a plurality of conveying bearing chain plates 1 which are arranged between the two chains 2, the chains 2 are in closed-loop motion, the conveying bearing chain plates are fully distributed on the whole chains, two layers of transportation are formed in the closed loop of one chain, molded coal is placed on the conveying bearing chain plates 1, and the molded coal is conveyed forwards along with the movement of the chains 2.

The conveying bearing chain plate 1 comprises a plate body 101 and a connecting shaft 102 arranged on one side of the plate body 101, the plate body 101 is rotatably connected with a chain 2 through the connecting shaft 102, a supporting plate 12 is arranged below the plate body 101, the other end of the plate body 101 is in contact with the supporting plate 12, and a V-shaped groove 3 is formed in the supporting plate 12 located at the conveying tail end of each layer of the conveying bearing chain plate 1. Like this, when plate body 101 when the position of chain 2 transport to V-arrangement groove 3 along with the chain, plate body 101 can use connecting axle 102 to deflect as the axle center, plate body 101's the other end moves along with V-arrangement groove 3's orbit, first-selected downwards deflects gradually, then reset, when deflecting downwards, the moulded coal on plate body 101 just can slowly roll on the plate body 101 of slope and bear link joint 1 to the transport of one deck down, guarantee that the moulded coal lasts to fall down, avoided the moulded coal directly to fall from the last deck, guarantee that the moulded coal appears broken in the transportation.

The other end of the plate body 101 is provided with a roller 103, and the roller 103 is in contact with the supporting plate 12, so that the friction force between the plate body 101 and the supporting plate 12 is reduced, and the service life is prolonged.

The heating device comprises heat exchange calandria 19 positioned below the conveying bearing chain plate 1, a communicating pipe 20 used for communicating the two adjacent heat exchange calandria 19, and an oil inlet 18 and an oil outlet 17 communicated with the heat exchange calandria 19, wherein one layer of heat exchange calandria 19 is arranged below each layer of conveying bearing chain plate 1, and the heat exchange calandria at the two adjacent sides are communicated through the communicating pipe 20. Along the transportation direction of the molded coal, the heat exchange calandria 19 gradually inclines downwards, the oil inlet 18 is positioned at the bottom end, when the drying is stopped, the heat conduction oil can automatically flow back to the furnace from the heat conduction oil calandria to continue heating, and the operation cost is reduced.

The utility model discloses still including dust collector, dust collector includes dust removal brush 15 and is used for driving the drive arrangement that 15 realization reciprocating motions of dust removal brush, dust removal brush 15 is the U-shaped and is located corresponding heat transfer calandria 19 and carries and bear between the link joint 1, and drive arrangement carries out reciprocating motion's transmission including setting up at the support 14 of conveyor both sides, sliding the guide rail 4 that sets up on support 14 and being used for

driving guide rail

4, 15 fixed settings on guide rail 4 of dust removal brush.

One end of the chain 2 is provided with a driving wheel 11 for driving the chain 2 to run, and the other end is provided with a driven wheel. The transmission device comprises a rotating wheel 16 and a crank 13 connected with the rotating wheel 16 through a rotating shaft, the other end of the crank 13 is rotatably connected with the guide rail 4 through the rotating shaft, the position of the rotating wheel 16 corresponds to the driving wheel 11 for driving the chain 2 to operate, the rotating wheel 16 is not in direct contact with the driving wheel 11, and a switch device is arranged between the rotating wheel 16 and the driving wheel 11.

The switching device comprises a vertically arranged rack 6, a transmission gear 21 meshed with the rack 6, a mounting shaft 9 fixedly mounted at the lower end of the rack 6 and a moving gear 10 arranged on the mounting shaft 9, wherein the moving gear 10 is used for being meshed with a driving wheel 11 and a rotating wheel 16.

The transmission gear 21 is fixed on the handle 5, an upper limit baffle 7 and a lower limit baffle 8 are arranged at the upper end of the rack 6, and the gear 21 is positioned between the upper limit baffle 7 and the lower limit baffle 8. The rack 6 can be moved up and down by rotating the handle 5, when the rack 6 is positioned at a high position, the rotating wheel 16 is separated from the driving wheel 11, the dust removing device is in a closed state, and when the rack 6 is positioned at a low position, the moving gear 10 is respectively meshed with the rotating wheel 16 and the driving wheel 11, so that the rotating wheel 16 is driven to rotate, and the dust removing device works.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention.

Claims

1. A novel briquette drying device is characterized by comprising a conveying device for conveying briquettes and a heating device for heating and drying the briquettes on the conveying device;

conveying device carries link joint (1) including relative chain (2) that sets up and a plurality of setting between two chain (2), carries to bear link joint (1) including plate body (101) and connecting axle (102) of setting in plate body (101) one side, and plate body (101) rotate with chain (2) through connecting axle (102) and are connected the below of plate body (101) is provided with layer board (12), the other end and layer board (12) of plate body (101) contact, are located to carry and bear and are provided with V-arrangement groove (3) on every layer of transport terminal layer board (12) of link joint (1).

2. A novel briquette drying device according to claim 1, characterized in that rollers (103) are provided at the other end of the plate body (101), the rollers (103) being in contact with the carrier plate (12).

3. A novel briquette drying device according to claim 1, characterized in that a driving wheel (11) for driving the chain (2) to run is arranged at one end of the chain (2), and a driven wheel is arranged at the other end.

4. A novel briquette drying device according to claim 1, characterized in that the heating device comprises a heat exchange calandria (19) under the conveying bearing chain plate (1), a communicating pipe (20) for communicating two adjacent heat exchange calandria (19), and an oil inlet (18) and an oil outlet (17) communicated with the heat exchange calandria (19).

5. A novel briquette drying device according to claim 4, characterized by further comprising a dust removal device, wherein the dust removal device comprises a dust removal brush (15) and a driving device for driving the dust removal brush (15) to reciprocate, and the dust removal brush (15) is U-shaped and is positioned between the corresponding heat exchange discharge pipe (19) and the conveying bearing chain plate (1).

6. A novel briquette drying device according to claim 5, characterised in that the drive device comprises a support (14), a guide rail (4) arranged on the support (14) and a transmission device for driving the guide rail (4) to reciprocate, the dust removing brush (15) being fixedly arranged on the guide rail (4).

7. A novel briquette drying device according to claim 6, characterized in that the transmission device comprises a rotating wheel (16) and a crank (13) connected with the rotating wheel (16) through a rotating shaft, the other end of the crank (13) is rotatably connected with the guide rail (4) through a rotating shaft, the position of the rotating wheel (16) corresponds to the driving wheel (11) for driving the chain (2) to run, and a switch device is arranged between the rotating wheel (16) and the driving wheel (11).

8. A novel briquette drying device according to claim 7, characterized in that the switching device comprises a vertically arranged rack (6), a transmission gear (21) engaged with the rack (6), a mounting shaft (9) fixedly mounted at the lower end of the rack (6), and a moving gear (10) arranged on the mounting shaft (9), the moving gear (10) being used for engaging with the driving wheel (11) and the rotating wheel (16).

9. A novel briquette drying device according to claim 8, characterized in that the transmission gear (21) is fixed on the handle (5), an upper limit baffle (7) and a lower limit baffle (8) are arranged at the upper end of the rack (6), and the gear (21) is positioned between the upper limit baffle (7) and the lower limit baffle (8).