Screw conveyer capable of preventing blockage

Abstract

The utility model relates to the technical field of spiral conveyors, and discloses an anti-blocking spiral conveyor which comprises a base, a supporting frame is arranged above the base, a conveying cylinder is fixedly installed on the top of the supporting frame, a feeding pipe is embedded in the upper left portion of the conveying cylinder, and a feeding hopper is fixedly installed on the top of the feeding pipe. According to the anti-blocking conveying device, materials are fed from the feeding hopper and then enter the conveying cylinder from the feeding pipe, the anti-blocking conveying assembly is arranged, the shaft rod is driven by the gear motor to rotate, then the auger blades are driven to rotate, and the materials are conveyed to the outside from the discharging pipe; air is injected into the rotary clamping sleeve through the air pump, air flow is conveyed through the air conveying channel from the air inlet hole and then sprayed out from the air outlet hole, the effect of forming an air film between the auger blade and materials is achieved, viscous materials are prevented from being attached to the surface of the auger blade, then the anti-blocking effect is achieved, and it is ensured that the spiral conveyor continuously conveys the materials.

Description

TECHNICAL FIELD

[0001] The utility model relates to spiral conveyer technical field more particularly to a kind of anti-jamming spiral conveyer. BACKGROUND

[0002] Spiral conveyer is a kind of equipment for conveying material, in conveying form, it is divided into two kinds of shaft spiral conveyer and shaftless spiral conveyer, in appearance, it is divided into U-shaped spiral conveyer and tubular spiral conveyer.

[0003] When using spiral conveyer to convey material, if the material has viscous characteristics, the material may adhere to the surface of auger blade inside the spiral conveyer, and as the material gradually accumulates, it may gradually cause the inside of conveying cavity to be blocked, thereby affecting the normal operation of material conveying.

[0004] Therefore, the utility model provides a kind of anti-jamming spiral conveyer. UTILITY MODEL CONTENT

[0005] In order to overcome the above-mentioned defects of the prior art, the utility model provides an anti-jamming spiral conveyer to solve the problems in the above background art.

[0006] The utility model provides the following technical scheme: an anti-jamming spiral conveyer, comprising a base, a support frame is arranged above the base, a conveying cylinder is fixedly installed at the top of the support frame, a feed pipe is embedded in the upper left of the conveying cylinder, a feed hopper is fixedly installed at the top of the feed pipe, a discharge pipe is embedded in the lower right of the conveying cylinder, and an anti-blocking conveying assembly is arranged in the inner cavity of the conveying cylinder between the feed pipe and the discharge pipe.

[0007] The anti-blocking conveying assembly comprises a mounting bracket fixedly installed at the left end of the conveying cylinder, a speed reducer motor is fixedly installed at the left end of the mounting bracket, a shaft is rotatably connected inside the conveying cylinder, auger blades are fixedly installed on the surface of the shaft, the output end of the speed reducer motor is fixed to the left end of the shaft, a gas passage is formed in the inside of the shaft, gas inlets are formed on the surface of the shaft outside the conveying cylinder, a rotating jacket is rotatably connected to the surface of the shaft through a sealing bearing, the rotating jacket corresponds to the position of the gas inlet, a gas pump is fixedly installed at the left end of the conveying cylinder, the gas outlet of the gas pump is connected in communication with the rotating jacket through a pipeline, gas outlets are formed on the surface of the auger blades, and the gas outlets are connected in communication with the gas inlets through the gas passage.

[0008] Further, the number of gas outlets is several, and the several gas outlets are evenly formed on the surface of the auger blades.

[0009] Further, the top of the feeding hopper is fixedly provided with a stirring motor, the output shaft of the stirring motor extends into the interior of the feeding hopper and is fixedly provided with a stirring rod; the stirring rod is driven to rotate by the stirring motor, the material in the interior of the feeding hopper can be stirred, the material can be kept in a loose state, and the purpose of facilitating the conveying and discharging of the material is achieved.

[0010] Further, the inner wall of the feeding pipe is fixedly provided with a plurality of guide rings, the plurality of guide rings are vertically and equidistantly arranged on the inner wall of the feeding pipe in a straight line array, and the opening of the guide ring is inclined downward; the guide rings can guide the moving direction of the material, and the upwelling of the material under the action of the air pressure in the conveying cylinder is avoided.

[0011] Further, the top side of the conveying cylinder is embedded with a vent pipe, and a anti-overflow cavity is reserved between the vent pipe and the conveying cylinder; the vent pipe can relieve the pressure in the interior of the conveying cylinder, the normal discharging of the material at the position of the feeding pipe is avoided due to the excessively high air pressure, and the anti-overflow cavity can prevent the material from overflowing at the position of the vent pipe, and the normal conveying of the material along the conveying cylinder is ensured.

[0012] Further, the base and the support frame are movably installed, the surface of the base is fixedly provided with a limiting sliding rail, the support frame is slidingly connected to the surface of the limiting sliding rail, and a swing assembly is arranged between the base and the support frame; the swing assembly comprises a driving motor fixedly installed on the surface of the base, a crankshaft fixedly installed on the output shaft surface of the driving motor, a transmission rod rotatably connected to the surface of the crankshaft, and the other end of the transmission rod is rotatably connected to the surface of the support frame; the conveying cylinder can be shaken along the limiting sliding rail by driving the crankshaft to rotate by the driving motor under the transmission effect of the transmission rod, so that the material is shaken, and the conveying and discharging of the material are facilitated.

[0013] Further, the surface of the conveying cylinder is fixedly provided with a control panel, and the control panel is electrically connected to the external power supply through wires.

[0014] The technical effects and advantages of the utility model are as follows:

[0015] 1. The utility model discloses a material is fed by the feeding hopper, and then the material enters the interior of the conveying cylinder from the feeding pipe, the anti-blocking conveying assembly is arranged, the shaft rod is driven to rotate by the reduction motor, and then the auger blade is driven to rotate, the material is conveyed to the outside from the discharge pipe position, and in the process of conveying the viscous material, the rotary jacket is injected by the air pump, the airflow is conveyed through the air inlet hole and the air outlet hole after the air conveying channel, the effect that the air film is formed between the auger blade and the material is realized, the viscous material adhered to the surface of the auger blade is avoided, and the effect that the anti-blocking is achieved is achieved, and the continuous conveying of the material by the screw conveyor is ensured.

[0016] 2.The utility model discloses a stirring motor drives the rotation of stirring rod, can agitate the material in the inside of feeding hopper, make the material keep loose state to reach the purpose of convenient conveying and discharging, through the setting of guide ring, can guide the moving direction of material, avoid the situation of material upwelling under the action of the air pressure in the conveying cylinder, through the setting of emptying pipe, can carry out pressure relief to the inside of conveying cylinder, avoid that the material normally discharges at the material pipe place of air pressure is too high, and through the preset overflow prevention cavity, can avoid the overflow situation of material in emptying pipe position, ensure that the material is conveyed along the conveying cylinder normally.

[0017] 3.The utility model discloses the movable installation between base and support frame, utilizes the rotation of crankshaft driven by drive motor, under the transmission effect of transmission rod, can drive conveying cylinder to shake along the limiting slide rail, to reach the purpose of the shaking of material, convenient for the conveying and discharging of material. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is the three-dimensional structure schematic diagram of perspective one of the utility model;

[0019] Figure 2 It is the three-dimensional structure schematic diagram of perspective two of the utility model;

[0020] Figure 3 It is the positive cut structure schematic diagram of conveying cylinder of the utility model;

[0021] Figure 4 It is Figure 3 The enlarged structure schematic diagram of middle A.

[0022] The sign is: 1, base;2, support frame;3, conveying cylinder;4, feeding pipe;5, feeding hopper;6, discharge pipe;7, speed reducer motor;8, shaft;9, auger blade;10, gas passage;11, air inlet;12, rotary jacket;13, air pump;14, air outlet;15, stirring motor;16, stirring rod;17, guide ring;18, emptying pipe;19, limiting slide rail;20, drive motor;21, crankshaft;22, transmission rod;23, control panel. DETAILED DESCRIPTION

[0023] The technical scheme in the utility model will be described clearly and completely in connection with the drawings in the utility model, and in addition, the form of each structure recorded in the following implementation is only an example, and the spiral conveyor capable of preventing blockage involved in the utility model is not limited to each structure recorded in the following implementation, all other implementations obtained by the ordinary skill in the art without making creative labor belong to the range of protection of the utility model.

[0024] Refer to Figures 1 to 4The utility model provides a kind of anti-jamming screw conveyor, including base 1, the top of base 1 is provided with support frame 2, the top of support frame 2 is fixedly installed with conveying cylinder 3, the surface of conveying cylinder 3 is fixedly installed with control panel 23, control panel 23 is electrically communicated with external power supply by wire.

[0025] The upper left of conveying cylinder 3 is embedded with feed pipe 4, the top of feed pipe 4 is fixedly installed with feed hopper 5, the lower right of conveying cylinder 3 is embedded with discharge pipe 6, the inner cavity of conveying cylinder 3 is provided with anti-jamming conveying assembly between feed pipe 4 and discharge pipe 6.

[0026] Anti-jamming conveying assembly includes mounting bracket fixedly installed at the left end of conveying cylinder 3, the left end of mounting bracket is fixedly installed with speed reducer 7, the inside of conveying cylinder 3 is rotatably connected with shaft 8, the surface of shaft 8 is fixedly installed with auger blade 9, the output end of speed reducer 7 is fixed with the left end of shaft 8, the inside of shaft 8 is provided with gas passage 10, the surface of shaft 8 outside conveying cylinder 3 is provided with air inlet hole 11, the surface of shaft 8 is rotatably connected with rotating jacket 12 through sealing bearing, rotating jacket 12 corresponds with the position of air inlet hole 11, the left end of conveying cylinder 3 is fixedly installed with air pump 13, the air outlet end of air pump 13 is connected with rotating jacket 12 through pipeline, the surface of auger blade 9 is provided with air outlet hole 14, air outlet hole 14 is connected with air inlet hole 11 through gas passage 10.

[0027] The number of air outlet hole 14 is several, and the several air outlet holes 14 are evenly arranged on the surface of the auger blade 9.

[0028] When using the anti-jamming screw conveyor, the material is fed from the feed hopper 5, then the material enters the inside of the conveying cylinder 3 from the feed pipe 4, by setting the anti-jamming conveying assembly, the shaft 8 is driven to rotate by the speed reducer 7, and then the auger blade 9 is driven to rotate, the material is conveyed from the discharge pipe 6 position to the outside, realizing the effect of material conveying.

[0029] Further, in the process of conveying viscous material, air is injected into the inside of rotating jacket 12 by air pump 13, and the airflow is sprayed out from air outlet hole 14 after being conveyed through gas passage 10 from air inlet hole 11, realizing the effect of forming an air film between the auger blade 9 and the material, so as to avoid the viscous material adhering to the surface of the auger blade 9, and then the effect of anti-jamming is achieved, ensuring the continuous conveying of the screw conveyor to the material.

[0030] It is worth mentioning that for light powder material, due to the action of airflow, a large amount of material will be scattered into the air, so it is not suitable for the screw conveyor.

[0031] The inner wall of the feeding pipe 4 is fixedly provided with a plurality of guide rings 17, which are vertically and equidistantly arranged in a straight line array on the inner wall of the feeding pipe 4, and the openings of the guide rings 17 are inclined downward.

[0032] It should be noted that, by arranging the guide rings 17, the moving direction of the material can be guided, and the material upwelling caused by the action of the air pressure in the conveying cylinder 3 can be avoided.

[0033] The top side of the conveying cylinder 3 is embedded with a vent pipe 18, and a spill-proof cavity is reserved between the vent pipe 18 and the conveying cylinder 3.

[0034] Further, by arranging the vent pipe 18, the internal pressure of the conveying cylinder 3 can be released, so as to avoid that the material in the feeding pipe 4 is hindered from normal discharging due to the excessively high air pressure, and by predefining the spill-proof cavity, the overflow of the material at the position of the vent pipe 18 can be avoided, so as to ensure the normal conveying of the material along the conveying cylinder 3.

[0035] The top of the feeding hopper 5 is fixedly provided with a stirring motor 15, the output shaft of the stirring motor 15 extends into the interior of the feeding hopper 5 and is fixedly provided with a stirring rod 16.

[0036] It should be noted that, by rotating the stirring rod 16 driven by the stirring motor 15, the material in the feeding hopper 5 can be stirred, so that the material can be kept in a loose state, thereby achieving the purpose of facilitating the conveying and discharging.

[0037] The base 1 and the support frame 2 are movably installed, the surface of the base 1 is fixedly provided with a limiting sliding rail 19, the support frame 2 is slidingly connected to the surface of the limiting sliding rail 19, and a swinging assembly is arranged between the base 1 and the support frame 2.

[0038] The swinging assembly comprises a driving motor 20 fixedly arranged on the surface of the base 1, a crankshaft 21 fixedly arranged on the output shaft surface of the driving motor 20, a transmission rod 22 rotatably connected to the surface of the crankshaft 21, and the other end of the transmission rod 22 is rotatably connected to the surface of the support frame 2.

[0039] It should be noted that, by movably installing the base 1 and the support frame 2, rotating the crankshaft 21 driven by the driving motor 20, and under the transmission effect of the transmission rod 22, the conveying cylinder 3 can be reciprocally moved along the surface of the limiting sliding rail 19, thereby achieving the purpose of shaking the material, facilitating the conveying and discharging of the material.

[0040] Finally, it should be noted that: the utility model discloses the embodiment in the drawing, only relates to the structure involved in the embodiment of the present disclosure, other structures can refer to the usual design, in the case of no conflict, the same embodiment and different embodiments of the utility model can be combined with each other.

Claims

1. A clogging-resistant screw conveyor, comprising a base (1), characterized in that: A support frame (2) is provided above the base (1), a conveying cylinder (3) is fixedly installed on the top of the support frame (2), a feed pipe (4) is embedded in the upper left of the conveying cylinder (3), a feed hopper (5) is fixedly installed on the top of the feed pipe (4), a discharge pipe (6) is embedded in the lower right of the conveying cylinder (3), and an anti-blocking conveying component is provided in the inner cavity of the conveying cylinder (3) between the feed pipe (4) and the discharge pipe (6); The anti-blocking conveying assembly includes a mounting frame fixedly mounted on the left end of the conveying cylinder (3), a reduction motor (7) is fixedly mounted on the left end of the mounting frame, the conveying cylinder (3) is rotatably connected to a shaft (8), a screw blade (9) is fixedly mounted on the surface of the shaft (8), the output end of the reduction motor (7) is fixed to the left end of the shaft (8), an air delivery channel (10) is provided inside the shaft (8), an air inlet (11) is provided on the surface of the shaft (8) outside the conveying cylinder (3), a rotating jacket (12) is rotatably connected to the surface of the shaft (8) through a sealing bearing, the rotating jacket (12) corresponds to the position of the air inlet (11), an air pump (13) is fixedly mounted on the left end of the conveying cylinder (3), the air outlet end of the air pump (13) is connected to the rotating jacket (12) through a pipeline, an air outlet hole (14) is provided on the surface of the screw blade (9), and the air outlet hole (14) is connected to the air inlet hole (11) through the air delivery channel (10).

2. The anti-clogging screw conveyor according to claim 1, characterized in that: The number of the air outlet holes (14) is several, and the several air outlet holes (14) are evenly arranged on the surface of the auger blade (9).

3. The anti-clogging screw conveyor according to claim 1, characterized in that: A stirring motor (15) is fixedly mounted on the top of the feed hopper (5), and an output shaft of the stirring motor (15) extends into the interior of the feed hopper (5) and is fixedly mounted with a stirring rod (16).

4. The anti-clogging screw conveyor according to claim 1, characterized in that: A plurality of guide rings (17) are fixedly mounted on the inner wall of the feed pipe (4). The guide rings (17) are arranged vertically and equidistantly on the inner wall of the feed pipe (4) in a linear array, and the openings of the guide rings (17) are tilted downward.

5. The anti-clogging screw conveyor according to claim 1, characterized in that: A vent pipe (18) is embedded on the top side of the conveying cylinder (3), and an anti-overflow cavity is reserved between the vent pipe (18) and the conveying cylinder (3).

6. The anti-clogging screw conveyor according to claim 1, characterized in that: The base (1) and the support frame (2) are movably mounted, a limiting slide rail (19) is fixedly mounted on the surface of the base (1), the support frame (2) is slidably connected to the surface of the limiting slide rail (19), and a swing assembly is provided between the base (1) and the support frame (2).

7. The anti-clogging screw conveyor according to claim 6, characterized in that: The swing assembly comprises a drive motor (20) fixedly mounted on the surface of the base (1); a crankshaft (21) is fixedly mounted on the surface of the output shaft of the drive motor (20); a transmission rod (22) is rotatably connected to the surface of the crankshaft (21); and the other end of the transmission rod (22) is rotatably connected to the surface of the support frame (2).

8. The anti-clogging screw conveyor according to claim 1, characterized in that: A control panel (23) is fixedly mounted on the surface of the conveying cylinder (3), and the control panel (23) is electrically connected to an external power supply via a wire.

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