Anti-blocking feeding mechanism for gasification furnace

Abstract

The utility model discloses an anti-clogging feeding mechanism for a gasification furnace, which comprises the gasification furnace, the side wall of the gasification furnace is fixedly communicated with a feeding pipe, the two sides of the inner wall of a funnel-type feeding groove are symmetrically provided with material stopping blocks, the funnel-type feeding groove is matched with a pulverizing structure for use, so that materials can be pulverized and then conveyed into the feeding pipe, and the material stopping blocks are matched with the pulverizing structure for use. According to the feeding device for the gasification furnace, large materials which are prone to blocking a feeding pipe can be pulverized, feeding blocking is effectively prevented, the pulverized materials can be effectively and quantitatively fed into the gasification furnace through cooperative use of a first motor and an auger, the first motor is a servo motor, the rotating speed of the auger is adjusted according to needs, and therefore the feeding speed is adjusted, and the feeding efficiency is improved. The anti-blocking device is simple in structure, wide in application range and good in anti-blocking effect, and through the effect of the adjusting structure, when materials are clamped between the funnel type feeding groove and the feeding pipe, the adjusting structure can drive the rotating block and the packing auger to move towards the gasification furnace through the first motor at the moment, and the clamped raw materials are pushed to the packing auger inner groove.

Description

TECHNICAL FIELD

[0001] The utility model relates to gasification furnace feeding anti -blocking technical field, concretely relates to a kind of anti -blocking feeding mechanism for gasification furnace. BACKGROUND

[0002] Gasification furnace is a kind of equipment for converting solid or liquid fuel into combustible gas. Its working principle is based on thermochemical conversion process. For biomass gasification furnace, biomass raw material (such as wood, straw, etc.) is sent into reaction chamber to carry out pyrolysis reaction under limited oxygen supply (referred to as oxygen-deficient environment). If the feeding is blocked, the reaction of gasification furnace will be interrupted. It is very necessary to make an anti-blocking feeding mechanism for gasification furnace. SUMMARY

[0003] The utility model aims at providing an anti-blocking feeding mechanism for gasification furnace to solve the problems raised in the above background.

[0004] To achieve the above object, the utility model provides the following technical scheme: an anti-blocking feeding mechanism for gasification furnace, comprising a gasification furnace, a side wall of the gasification furnace is fixedly connected with a feeding pipe, an inner wall of the feeding pipe is inserted with a rotating block, an outer side end of the rotating block is fixedly assembled with a first motor, an outer wall lower end of the first motor is fixedly assembled with an adjusting structure, the adjusting structure is fixedly connected with the outer wall lower end of the feeding pipe, an inner side end of the rotating block is fixedly assembled with an auger, the auger is inserted into the inner wall of the feeding pipe, and the auger is gap-fitted with the feeding pipe, an upper end of the feeding pipe is fixedly connected with a hopper-type feeding chute, four crushing structures are uniformly assembled on the inner wall of the hopper-type feeding chute, and material blocking blocks are symmetrically assembled on both sides of the inner wall of the hopper-type feeding chute.

[0005] Preferably, the adjusting structure comprises a support, the support is fixedly assembled on the outer wall lower end of the feeding pipe, a hydraulic cylinder is fixedly assembled on the inner wall of the support, a piston rod end head of the hydraulic cylinder is fixedly assembled with one end of a connecting frame, the other end of the connecting frame is fixedly connected with the first motor, a fixed cylinder is fixedly assembled on the outer wall lower end of the feeding pipe, and the connecting frame is inserted into the fixed cylinder.

[0006] Preferably, the crushing structure is provided with four groups, the crushing structure comprises a grinding wheel and a second motor, the second motor is fixedly penetrated into the side wall of the hopper-type feeding chute, a motor shaft end head of the second motor is connected with one end of the grinding wheel, the other end shaft center of the grinding wheel is rotationally connected with the inner wall of the hopper-type feeding chute, and the rotation directions of adjacent two grinding wheels are opposite.

[0007] Preferably, it further comprises a limiting cylinder, the limiting cylinder is fixedly assembled on the outer wall of the first motor, the limiting cylinder is inserted into the inner wall of the feeding pipe, and the limiting cylinder is gap-fitted with the feeding pipe.

[0008] Compared with the prior art, the beneficial effects of the utility model are: through the cooperation of the funnel type feeding groove and the crushing structure, the material can be crushed and then sent to the feeding pipe, the material which is easy to block the feeding pipe can be crushed, the feeding blockage is effectively prevented, through the cooperation of the first motor and the auger, the crushed material can be effectively quantitatively sent to the gasification furnace, the first motor selects a servo motor, the rotation speed of the auger is adjusted according to the requirement, thereby the feeding speed is adjusted, the application range is wide, the anti-blocking effect is good, through the action of the adjusting structure, when the material is clamped between the funnel type feeding groove and the feeding pipe, the adjusting structure can drive the displacement of the rotating block and the auger towards the direction of the gasification furnace, the clamped raw material is pushed into the auger inner groove, the effective feeding work is carried out, the rotating block can prevent the material from damaging the motor, and the stability of the auger rotation is ensured, the material blocking block can send the raw material to the crushing structure, and the use effect is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0009] Figure 1 It is a structure perspective view of the utility model;

[0010] Figure 2 It is a structure plane connection view of the utility model;

[0011] Figure 3 It is Figure 2 It is an enlarged view of structure A in the middle.

[0012] In the drawing: 1-gasification furnace, 2-feeding pipe, 3-first motor, 4-rotating block, 5-auger, 6-funnel type feeding groove, 7-adjusting structure, 71- support, 72-hydraulic cylinder, 73-link frame, 74-fixing cylinder, 8-crushing structure, 81-roller, 82-second motor, 9-material blocking block, 10-limiting cylinder. DETAILED DESCRIPTION

[0013] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0014] Please refer to Figures 1-3The utility model provides a kind of anti-blocking feeding mechanism for gasification furnace, including gasification furnace 1, the lateral wall of gasification furnace 1 is fixedly connected with feed pipe 2, the inner wall of feed pipe 2 is inserted with rotating block 4, the outside end of rotating block 4 is fixedly assembled first motor 3, the outer wall lower end of first motor 3 is fixedly assembled with adjusting structure 7, adjusting structure 7 is fixedly connected with the outer wall lower end of feed pipe 2, the inside end of rotating block 4 is fixedly assembled with auger 5, auger 5 is inserted in the inner wall of feed pipe 2, and auger 5 and feed pipe 2 gap fit, the upper end of feed pipe 2 is fixedly connected with hopper type feed slot 6, the inner wall of hopper type feed slot 6 is evenly assembled with four crushing structures 8, the inner wall both sides of hopper type feed slot 6 are symmetrically assembled with material blocking block 9.

[0015] By the cooperation of hopper type feed slot 6 and crushing structure 8, the material can be crushed and sent to feed pipe 2, the material that is easy to block feed pipe 2 can be crushed, and the feeding blockage can be effectively prevented, by the cooperation of first motor 3 and auger 5, the crushed material can be effectively quantitatively sent to gasification furnace 1, the first motor is selected as a servo motor, the rotation speed of auger 5 is adjusted according to the need, so that the speed of feeding is adjusted, the application range is wide, and the anti-blocking effect is good, by the action of adjusting structure 7, when the material is clamped between hopper type feed slot 6 and feed pipe 2, adjusting structure 7 can drive rotating block 4 and auger 5 to displace towards the direction of gasification furnace 1, the clamped raw material is pushed into the groove of auger 5, and effective feeding work is carried out, rotating block 4 can prevent the material from damaging the motor, and the stability of the rotation of auger 5 is ensured, material blocking block 9 can send the raw material to the crushing structure, and the use effect is ensured.

[0016] Adjusting structure 7 includes support 71, support 71 is fixedly assembled on the outer wall lower end of feed pipe 2, the inner wall of support 71 is fixedly assembled with hydraulic cylinder 72, the piston rod end of hydraulic cylinder 72 is fixedly assembled with one end of connecting frame 73, the other end of connecting frame 73 is fixedly connected with first motor 3, the outer wall lower end of feed pipe 2 is fixedly assembled with fixed cylinder 74, connecting frame 73 is inserted into fixed cylinder 74.

[0017] When adjusting structure 7 is needed to be used, hydraulic cylinder 72 is started to control the retraction of piston rod, and connecting frame 73 is displaced on the inner wall of fixed cylinder 74, and first motor 3 is displaced by connecting frame 73, at this time, the clamped material can be effectively extruded into the groove of auger 5 by auger 5, and the stability of hydraulic cylinder 72 can be ensured by support 71.

[0018] Crushing structure 8 is provided with four groups, crushing structure 8 includes grinding wheel 81 and second motor 82, second motor 82 is fixedly penetrated in the lateral wall of hopper type feed slot 6, the motor shaft end of second motor 82 is connected with one end of grinding wheel 81, the other end of grinding wheel 81 is rotatably connected with the inner wall of hopper type feed slot 6, and the rotation directions of adjacent two grinding wheels 81 are opposite.

[0019] The two adjacent mill rollers 81 on one side are controlled to move towards each other by the corresponding second motor 82, and rotate towards each other, so that the material can be crushed into smaller material through the gap between the two mill rollers 81, facilitating the subsequent discharging.

[0020] The limiting cylinder 10 is fixedly assembled to the outer wall of the first motor 3, is inserted into the inner wall of the feeding pipe 2, and is in clearance fit with the feeding pipe 2.

[0021] The limiting cylinder 10 can limit the stability of the movement of the first motor 3 in the feeding pipe 2.

[0022] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A gasifier anti-clogging feeding mechanism, characterized in that: The gasifier includes a gasifier (1), a feed pipe (2) is fixedly connected to the side wall of the gasifier (1), a rotating block (4) is inserted into the inner wall of the feed pipe (2), a first motor (3) is fixedly mounted on the outer end of the rotating block (4), an adjustment structure (7) is fixedly mounted on the lower end of the outer wall of the first motor (3), the adjustment structure (7) is fixedly connected to the lower end of the outer wall of the feed pipe (2), an auger (5) is fixedly mounted on the inner end of the rotating block (4), the auger (5) is inserted into the inner wall of the feed pipe (2), and the auger (5) is clearance-fitted with the feed pipe (2), a funnel-shaped feed trough (6) is fixedly connected to the upper end of the feed pipe (2), four crushing structures (8) are evenly mounted on the inner wall of the funnel-shaped feed trough (6), and baffle blocks (9) are symmetrically mounted on both sides of the inner wall of the funnel-shaped feed trough (6).

2. The anti-clogging feeding mechanism for a gasifier according to claim 1, characterized in that: The adjustment structure (7) includes a support (71), which is fixedly mounted on the lower end of the outer wall of the feed pipe (2). A hydraulic cylinder (72) is fixedly mounted on the inner wall of the support (71). One end of a connecting frame (73) is fixedly mounted on the piston rod end of the hydraulic cylinder (72). The other end of the connecting frame (73) is fixedly connected to the first motor (3). A fixed cylinder (74) is fixedly mounted on the lower end of the outer wall of the feed pipe (2). The connecting frame (73) is inserted into the fixed cylinder (74).

3. The anti-clogging feeding mechanism for a gasifier according to claim 1, characterized in that: The crushing structure (8) is provided in four sets. The crushing structure (8) includes a grinding wheel (81) and a second motor (82). The second motor (82) is fixed through the side wall of the funnel-shaped feed trough (6). The motor shaft end of the second motor (82) is connected to one end of the grinding wheel (81). The other end of the grinding wheel (81) is rotatably connected to the inner wall of the funnel-shaped feed trough (6). The rotation directions of two adjacent grinding wheels (81) are opposite.

4. The anti-clogging feeding mechanism for a gasifier according to claim 1, characterized in that: It also includes a limiting cylinder (10), which is fixedly assembled on the outer wall of the first motor (3) and inserted into the inner wall of the feed pipe (2), with the limiting cylinder (10) and the feed pipe (2) in clearance fit.

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