CN215885611U - Adjustable vibration feeding device - Google Patents

Abstract

The utility model belongs to the technical field of coal mine transportation auxiliary devices, and relates to an anti-freezing powder feeding device, in particular to an adjustable vibration feeding device, which solves the technical problems in the background technology. The utility model replaces manual spreading of the antifreeze powder, reduces the labor intensity, improves the labor efficiency and saves the cost of manpower and material resources.

Description

Adjustable vibration feeding device

Technical Field

The utility model belongs to the technical field of coal mine transportation auxiliary devices, relates to an anti-freezing powder feeding device, and particularly relates to an adjustable vibration feeding device.

Background

Because the existing loading equipment in the mine adopts a rotary type unilateral unidirectional chute loading mode, namely, a train can only enter a quantitative loading tower from one fixed side, after the train is adjusted, the loading chute rotates to the position and stretches to be flush with the edge of a train wagon, loading and unloading are started, the train is pulled forwards at a constant speed, a discharge port of the loading chute is designed to be wide at the front and narrow at the back, and coal can be effectively leveled. Therefore, when each section of the train wagon is loaded, the front half part of the train wagon is impacted by larger coal flow, and the antifreeze powder which is uniformly scattered originally is dispersed by the impact force, so that the aim of preventing the coal at the bottom of the train wagon from being frozen when the antifreeze powder is spread at the bottom of the train wagon cannot be achieved. Meanwhile, from the analysis of the frozen coal part of the train loaded in the mine fed back from the port, the coal is really stuck to the front half part of each train wagon more.

Therefore, the amount of the antifreeze powder which is manually sprayed on the front half part of each section of the train wagon is increased, and the amount of the antifreeze powder is properly reduced on the rear half part, so that the phenomenon of coal freezing at the bottom of the train wagon is avoided. However, the manual treatment inevitably causes the phenomenon of uneven sowing, the sowing efficiency is low, the workload is large, and more manpower is required to be provided.

Disclosure of Invention

The utility model aims to solve the technical problems of low spreading efficiency, large workload and large manpower requirement of manually spreading antifreeze powder, and provides an adjustable vibration feeding device.

The technical means for solving the technical problems of the utility model is as follows: the utility model provides a vibratory feeding device with adjustable, including the hopper that is used for holding anti-icing powder, electromagnetic vibration batcher, fixed chute and movable chute, the discharge gate setting of hopper is on electromagnetic vibration batcher's cell body, the discharge gate of hopper still is provided with the electric push-pull valve that surges, the one end setting of fixed chute is in electromagnetic vibration batcher's discharge gate department, the pan feeding mouth of fixed chute sets up the discharge gate department at electromagnetic vibration batcher, the discharge gate of fixed chute extends to the movable chute pan feeding mouth that supports through the movable support, the movable chute is collapsible to the train top under the support of movable support, also can rotate to train carriage department. The electro-hydraulic gate valve realizes opening and closing actions through the double-end buffering hydraulic oil cylinder and the auxiliary hydraulic oil tank beside the electro-hydraulic gate valve. The feeding amount of the upper hopper can be adjusted by adjusting the opening and closing sizes of the inserting plates, the splashing amount of the antifreeze powder is indirectly adjusted, the most core component of the device is the electromagnetic vibration feeder, and the requirement of continuous opening and closing can be met to the greatest extent by the amplitude of 1.5 mm. Meanwhile, the vibration frequency is adjusted by adjusting the current, so that the feeding amount is increased or decreased, and the requirement on the sprinkling amount of the anti-freezing powder under different temperature conditions is met. The fixed chute is motionless, the fixed chute is aligned to the export of electromagnetic vibration feeder, the anti-icing powder that comes out from the electromagnetic vibration feeder gets into fixed chute, the swift current is to the activity chute afterwards, when the train came, the activity chute extends the train carriage under the cooperation of movable support, spill the material, change vibration frequency through current control electromagnetic vibration feeder, increase to each train skin first half and scatter anti-icing powder volume, suitably reduce anti-icing powder volume to the latter half, when the train operation, movable support packs up the activity chute, prevent to collide with train upper portion, give the way for the train smoothly.

Preferably, still including being used for depositing storage silo and bucket elevator, still install the shale shaker on the pan feeding mouth of hopper, the fine material export of shale shaker directly docks the pan feeding mouth of hopper, and the coarse fodder exit linkage of shale shaker has the breaker, and the discharge gate of breaker is connected to the pan feeding mouth of storage silo, and the storage silo promotes the fine material of ground to the hopper top through bucket elevator, and the discharge gate of bucket elevator extends to the shale shaker directly over through the slope chute. In the use process, the outlet of the movable chute is often plugged by large crystallized materials, and because the lower discharge spout is plugged by the large crystallized materials, the crusher and the matched lifting device are additionally arranged to meet the requirement of feeding particle size. The anti-freezing powder is lifted to the upper part of the hopper through the bucket elevator, the anti-freezing powder is conveyed to the vibrating screen through the inclined chute, the anti-freezing powder is firstly screened through the vibrating screen, the thinner anti-freezing powder passes through the vibrating screen and enters the hopper from the fine material inlet of the vibrating screen, and the thicker anti-freezing powder crystals are firstly crushed through the crusher and then enter the storage bin again.

Preferably, the hopper, the electromagnetic vibration feeder, the storage bin and the bucket elevator are all arranged inside a hydraulic station layer of the quantitative loading station, and the fixed chute, the movable chute and the movable support are arranged outside the hydraulic station layer of the quantitative loading station; still including installing the pan feeding pouring fill in the hydraulic pressure station layer bottom of ration loading station, electromagnetic vibration feeder's discharge gate is located the pan feeding mouth of pan feeding pouring fill directly over, and the discharge gate and the fixed chute of pan feeding pouring fill are linked together. This arrangement is more reasonable.

Preferably, the hopper is in the shape of an inverted circular truncated cone. The hopper is in an inverted round table shape, the upper opening is large, the lower opening is small, the large opening on the hopper can meet the requirement of bearing all the antifreeze powder and prevent the antifreeze powder from being sprayed outside, and the small opening on the hopper can meet the structural requirement of arranging the electrohydraulic gate valve. This arrangement is very reasonable.

Preferably, the movable support is fixed to a platform, the platform being disposed at a position higher than the train. The specific position of the platform is arranged according to the space of the quantitative loading station, and the platform is arranged outside a hydraulic station layer of the quantitative loading station.

Preferably, a bulk material baffle plate for enabling the antifreeze powder to flow out from a plurality of different directions is arranged at the discharge port of the movable chute. The bulk cargo baffle is rhombus or triangle-shaped baffle, welds to the discharge gate department of activity chute, forms a plurality of not equidirectional osculums with the discharge gate of activity chute, and then has played the effect of bulk cargo for anti-icing powder is dialled and is spilt more evenly.

The utility model has the beneficial effects that: compared with the prior manual spreading, the automatic spreading control of the anti-freezing powder is realized by additionally arranging the device, the manual spreading of the anti-freezing powder is replaced, the labor intensity is reduced, the labor efficiency is improved, the labor and material costs are saved, and according to incomplete statistics, the labor and labor costs for mines can be saved by about 30 ten thousand yuan each year; can effectively prevent the frozen coal at the bottom of the freight train entering the port, and has indirect economic benefit of about 200 ten thousand yuan.

Drawings

Fig. 1 is a schematic structural diagram of an adjustable vibration feeding device according to the present invention.

FIG. 2 is a schematic view of the structure of the hopper, storage bin and bucket elevator of the present invention.

Fig. 3 is an electric control schematic diagram of the electromagnetic vibration feeder of the present invention.

In the figure: 1. a hopper; 2. an electromagnetic vibrating feeder; 3. fixing the chute; 4. a movable chute; 5. an electro-hydraulic gate valve; 6. a train; 7. a storage bin; 8. a bucket elevator; 9. vibrating screen; 10. a crusher; 11. inclining the chute; 12. a hydraulic station layer; 13. feeding material pouring hoppers; 14. a platform; KK. A miniature circuit breaker; KMI, a first contactor; KM2, a second contactor; DLB1, first ammeter; DLB2, second ammeter; CT and electromagnet; ZJ1, a first intermediate relay; ZJ2, second intermediate relay; SJ, time relay; y, three-phase power supply; n, zero line.

Detailed Description

With reference to fig. 1, 2 and 3, the adjustable vibration feeding device of the present invention will be described in detail.

An adjustable vibration feeding device is shown in figure 1 and comprises a hopper 1 for containing anti-freezing powder, an electromagnetic vibration feeder 2, a fixed chute 3, a movable chute 4, a storage bin 7 and a bucket elevator 8, wherein the hopper 1, the electromagnetic vibration feeder 2, the storage bin 7 and the bucket elevator 8 are all arranged inside a hydraulic station layer 12 of a quantitative loading station, and the fixed chute 3, the movable chute 4 and a movable support are arranged outside the hydraulic station layer 12 of the quantitative loading station; as shown in fig. 2, a vibrating screen 9 is further mounted on the feeding port of the hopper 1, the fine material outlet of the vibrating screen 9 is directly abutted to the feeding port of the hopper 1, the coarse material outlet of the vibrating screen 9 is connected with a crusher 10, the discharging port of the crusher 10 is connected to the feeding port of the storage bin 7, the storage bin 7 lifts the ground fine material above the hopper 1 through a bucket elevator 8, and the discharging port of the bucket elevator 8 extends to a position right above the vibrating screen 9 through an inclined chute 11; the hopper 1 is in an inverted round table shape, a discharge port of the hopper 1 is arranged on a groove body of the electromagnetic vibration feeder 2, the discharge port of the hopper 1 is also provided with an electrohydraulic gate valve 5, the device further comprises a feeding pouring hopper 13 arranged at the bottom of a hydraulic station layer 12 of the quantitative loading station, the feeding pouring hopper 13 is also in an inverted round table shape, the discharge port of the electromagnetic vibration feeder 2 is positioned right above a feeding port of the feeding pouring hopper 13, the discharge port of the feeding pouring hopper 13 is communicated with a feeding port of a fixed chute 3, the discharge port of the fixed chute 3 extends to a feeding port of a movable chute 4 supported by a movable support, and the movable chute 4 can be retracted to the position above a train 6 under the support of the movable support and can also be rotated to the position of a carriage 6 of the train; the movable support is fixed on a platform 14, and the platform 14 is arranged at a position higher than the train 6; the discharge port of the movable chute 4 is provided with a bulk material baffle plate for making the antifreeze powder flow out from a plurality of different directions. The bulk cargo baffle is rhombus or triangle-shaped baffle, welds to the discharge gate department of activity chute 4, forms the osculum of a plurality of not equidirectional with the discharge gate of activity chute 4, and then has played the effect of bulk cargo for the anti-icing powder is dialled and is spilt more evenly.

The storage bin 7 is used for storing anti-freezing powder, the anti-freezing powder is lifted to the upper side of the hopper 1 through the bucket elevator 8, the anti-freezing powder is conveyed to the vibrating screen 9 through the inclined chute 11, the anti-freezing powder is firstly screened through the vibrating screen 9, the thinner anti-freezing powder passes through the vibrating screen 9 and enters the hopper 1 from the fine material inlet of the vibrating screen 9, and the thicker anti-freezing powder crystals are firstly crushed through the crusher 10 and then enter the storage bin 7 again. The electro-hydraulic gate valve 5 realizes opening and closing actions through a double-end buffering hydraulic oil cylinder and an auxiliary hydraulic oil tank beside the electro-hydraulic gate valve. The feeding amount of the upper hopper 1 can be adjusted by adjusting the opening and closing size of the inserting plate, the sprinkling amount of the antifreeze powder is indirectly adjusted, the most core component of the device is the electromagnetic vibrating feeder 2, and the requirement of continuous starting and stopping can be met to the greatest extent by the amplitude of 1.5 mm; meanwhile, the vibration frequency is adjusted by adjusting the current, so that the feeding amount is increased or decreased, and the requirement on the sprinkling amount of the anti-freezing powder under different temperature conditions is met. The antifreeze powder is lifted to a vibrating screen 9 from a storage bin 7 by a bucket elevator 8, the antifreeze powder with the particle size meeting the requirement enters a hopper 1, the hopper 1 controls the feeding amount by an electro-hydraulic gate valve 5 on a discharging port of the hopper 1, the antifreeze powder discharged from the hopper 1 enters an electromagnetic vibrating feeder 2, the electromagnetic vibrating feeder 2 realizes electrical control by an electrical control schematic diagram shown in fig. 3, and KK is a miniature circuit breaker in the diagram 3; KMI is a first contactor; KM2 is a second contactor; DLB1 is a first ammeter; DLB2 is a second ammeter; CT is an electromagnet; ZJ1 is a first intermediate relay; ZJ2 is a second intermediate relay; SJ is a time relay; y is a three-phase power supply; n is a zero line; the starting and stopping of the electromagnetic vibrating feeder 2 for preventing the freezing powder from being spread is directly controlled by additionally arranging double electric eyes and a time delay relay for detecting the carriage 6 of the train, and the control of the electromagnetic vibrating feeder 2 is the prior art, so detailed description is not needed; the vibration frequency is changed through the current control electromagnetic vibration feeder 2, the amount of the antifreeze powder which is scattered on the front half part of each train wagon is increased, the amount of the antifreeze powder is properly reduced on the rear half part, the antifreeze powder flows out of the electromagnetic vibration feeder 2 and then enters the feeding hopper 13, the antifreeze powder sequentially enters the fixed chute 3 and the movable chute 4 from the feeding hopper 13, the fixed chute 3 is not moved, when the train 6 arrives, the movable chute 4 extends to a carriage of the train 6 under the cooperation of the movable support to scatter the materials, the vibration frequency is changed through the current control electromagnetic vibration feeder 2, the amount of the antifreeze powder which is scattered on the front half part of each train wagon is increased, the amount of the antifreeze powder is properly reduced on the rear half part, when the train 6 operates, the movable support retracts the movable chute 4 to prevent the movable chute from colliding with the upper part of the train 6, and the train 6 is smoothly given way.

While the preferred embodiments of the present invention have been illustrated and described, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims (7)

1. The utility model provides a vibratory feeding device with adjustable, a serial communication port, including hopper (1) that is used for holding anti-icing powder, electromagnetic vibration batcher (2), fixed chute (3), the discharge gate setting of hopper (1) is on the cell body of electromagnetic vibration batcher (2), the discharge gate of hopper (1) still is provided with electro-hydraulic push-pull valve (5), the pan feeding mouth setting of fixed chute (3) is in the discharge gate department of electromagnetic vibration batcher (2), the discharge gate of fixed chute (3) extends to the pan feeding mouth of movable chute (4) that supports through the movable support, movable chute (4) are collapsible to train (6) top under the support of movable support, also can rotate to train (6) carriage department.

2. The adjustable vibration feeding device is characterized by further comprising a storage bin (7) for storing anti-freezing powder and a bucket elevator (8), a vibrating screen (9) is further mounted on a feeding port of the hopper (1), a fine material outlet of the vibrating screen (9) is directly abutted to the feeding port of the hopper (1), a coarse material outlet of the vibrating screen (9) is connected with a crusher (10), a discharging port of the crusher (10) is connected to the feeding port of the storage bin (7), the storage bin (7) lifts ground fine materials to the position above the hopper (1) through the bucket elevator (8), and a discharging port of the bucket elevator (8) extends to the position right above the vibrating screen (9) through an inclined chute (11).

3. The adjustable vibratory feeding device as claimed in claim 2, wherein the hopper (1), the electromagnetic vibratory feeder (2), the storage bin (7) and the bucket elevator (8) are all mounted inside a hydraulic station layer (12) of the quantitative loading station, and the fixed chute (3), the movable chute (4) and the movable support are arranged outside the hydraulic station layer (12) of the quantitative loading station; still including installing pan feeding pour fill (13) in the hydraulic pressure station layer (12) bottom of ration loading station, the discharge gate of electromagnetic vibration batcher (2) is located the pan feeding mouth of pan feeding pour fill (13) directly over, and the discharge gate of pan feeding pour fill (13) is linked together with fixed chute (3).

4. An adjustable vibratory feeding device as set forth in any of claims 1-3 characterized in that the hopper (1) is in the shape of an inverted circular truncated cone.

5. An adjustable vibratory feeding device as set forth in claim 4 wherein the movable support is fixed to a platform (14), the platform (14) being disposed at a higher elevation than the train (6).

6. An adjustable vibratory feeding device as set forth in claim 5 characterized in that the outlet of the movable chute (4) is provided with a bulk material baffle for the antifreeze powder to flow out from a plurality of different directions.

7. The adjustable vibratory feeding device of claim 6 wherein the bulk material baffle is a diamond or triangular baffle.

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