CN207914128U - A kind of coal separation station-service vibration separation screen - Google Patents

Abstract

The utility model discloses a vibrating grading screen for a coal preparation plant, which comprises a base, the upper end of the base is fixedly connected with a vibrating device, the vibrating device is clamped with a sieving device, and the sieving device includes a support sleeve, a sieve Barrel, indicator light, handle, switch, support rod, cylindrical iron, second spring, positioning pin, limit rod, metal screen and connecting rod, the right end of the support sleeve is fixedly connected with the sieve material cylinder, and the The outer surface of the barrel is fixedly connected with an indicator light, the right end of the sieve material barrel is fixedly connected with a handle, and the upper end of the handle is fixedly connected with a switch, the switch and the indicator light are connected in series with an external power supply through a wire, and the sieve The left end of the barrel is fixedly connected with a support rod, and the upper end of the support rod is fixedly connected with a cylindrical iron. The vibrating grading screen used in the coal preparation plant adopts a sieving device, which can facilitate the screening of coal particles and unload the large particles of coal particles, which is convenient and quick, and improves work efficiency.

Description

Vibrating classifying screen for coal preparation plant

technical field

The utility model relates to the technical field of a vibrating grading sieve for a coal preparation plant, in particular to a vibrating grading sieve for a coal preparation plant.

Background technique

In some small coal preparation plants, vibrating screen machines are generally used to screen coal particles to meet the particle size requirements of different customers. Coal preparation plants generally adopt the method of grading and screening to screen out coal particles of a certain particle size, and then perform secondary or multi-stage screening to obtain coal particles of the required particle size.

After the ordinary sieving machine screens out the coal particles that meet the requirements, it is inconvenient to unload the large coal particles left in the sieve drum, resulting in low work efficiency.

Utility model content

The purpose of the utility model is to provide a vibrating grading screen for a coal preparation plant to solve the problems raised in the above-mentioned background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: a vibrating grading screen for a coal preparation plant, including a base, the upper end of the base is fixedly connected with a vibrating device, and the vibrating device is clamped with the screening device. The screening device includes a support sleeve, a screening cylinder, an indicator light, a handle, a switch, a support rod, a cylindrical iron, a second spring, a positioning pin, a limit rod, a metal screen and a connecting rod. The right end of the support sleeve is fixedly connected to the There is a sieve cylinder, the outer surface of the sieve cylinder is fixedly connected with an indicator light, the right end of the sieve material cylinder is fixedly connected with a handle, and the upper end of the handle is fixedly connected with a switch, and the switch and the indicator light are connected with the The external power supply is connected in series, the left end of the sieving cylinder is fixedly connected with a support rod, the upper end of the support rod is fixedly connected with a cylindrical iron, the upper end of the cylindrical iron is fixedly connected with a second spring, and the upper end of the second spring The positioning pin is fixedly connected, the limit rod is connected with the limit rod through the thread, the metal screen is slidably sleeved in the screen material cylinder, the lower end of the metal screen is fixedly connected with the connecting rod, and the connecting rod passes through the The screw is firmly connected with the screen material cylinder.

Preferably, the vibrating device includes a guide column, a first spring, a support plate, a motor, a cam, a vibrating rod, a limit ring, a positioning shaft, a positioning groove and an annular groove, the guide column is fixedly connected to the base, and the guide The outer side of the column is sleeved with a first spring, the left end of the guide column is fixedly connected to a support plate, the upper end of the support plate is fixedly connected to a motor, the plug of the motor is connected to an external power supply, and the end of the motor shaft A cam is fixedly sleeved, the cam is in close contact with the vibrating rod, the vibrating rod is slidably sleeved with the guide column, and the right end of the vibrating rod is fixedly connected with a limiting ring.

Preferably, the limiting ring is provided with an annular groove, the right end of the limiting ring is fixedly connected with a positioning shaft, the positioning shaft is movably socketed with the support sleeve, the positioning shaft is provided with a positioning groove, and the annular groove It is slidably connected with the limit rod, and the positioning groove is clamped with the positioning pin.

Compared with the prior art, the utility model has the beneficial effects that: the vibrating grading screen for coal preparation plant adopts a sieving device, which can facilitate the unloading of large coal particles after screening the coal particles, which is convenient and quick, and improves work efficiency.

Description of drawings

Fig. 1 is the overall structural representation of the utility model;

Fig. 2 is an enlarged view of a place of the present utility model;

Fig. 3 is the working circuit diagram of the indicator light of the present invention.

Among the figure: 1 base, 2 vibrating device, 21 guide column, 22 first spring, 23 support plate, 24 motor, 25 cam, 26 vibrating rod, 27 limit ring, 28 positioning shaft, 29 positioning groove, 210 annular groove, 3 screening device, 31 supporting sleeve, 32 screening cylinder, 33 indicator light, 34 handle, 35 switch, 36 support rod, 37 cylindrical iron, 38 second spring, 39 positioning pin, 310 limit rod, 311 metal screen , 312 connecting rod.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

In describing the present invention, it should be understood that the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical" , "horizontal", "top", "bottom", "inner", "outer" and other indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the utility model, rather than Any indication or implication that a referenced device or element must have a particular orientation, be constructed, and operate in a particular orientation should not be construed as limiting the invention.

Please refer to Figures 1-3, the utility model provides a technical solution: a vibrating grading screen for a coal preparation plant, including a base 1, the upper end of the base 1 is fixedly connected with a vibrating device 2, and the vibrating device 2 includes a guide column 21, a second One spring 22, support plate 23, motor 24, cam 25, vibrating rod 26, limit ring 27, positioning shaft 28, positioning groove 29 and annular groove 210, guide column 21 is fixedly connected with base 1, the outer cover of guide column 21 Connected with the first spring 22, which has the effect of compressing elastic force, the left end of the guide column 21 is fixedly connected with the support plate 23, and the upper end of the support plate 23 is fixedly connected with the motor 24, the model is YE2, the plug of the motor 24 is plugged with the external power supply, the motor The end of the rotating shaft of 24 is fixedly sleeved with a cam 25, the cam 25 is in close contact with the vibrating rod 26, the vibrating rod 26 is slidably socketed with the guide column 21, and the right end of the vibrating rod 26 is fixedly connected with the limit ring 27, and the limit ring 27 is provided with a ring Groove 210, the right end of limiting ring 27 is fixedly connected with positioning shaft 28, and positioning shaft 28 is movably socketed with support sleeve 31, and positioning shaft 28 is provided with positioning groove 29, and annular groove 210 is slidingly connected with limiting rod 310, and positioning groove 29 Clamped with positioning pin 39, vibrating device 2 is clamped with sieve material device 3, sieve material device 3 includes support sleeve 31, sieve material cylinder 32, indicator light 33, handle 34, switch 35, support rod 36, cylindrical iron 37, The second spring 38, positioning pin 39, limit rod 310, metal screen 311 and connecting rod 312, the right end of support sleeve 31 is fixedly connected with sieve material cylinder 32, and the outer surface of sieve material cylinder 32 is fixedly connected with indicator light 33, The model is AD16-22D/S, the right end of the screening cylinder 32 is fixedly connected with a handle 34, the upper end of the handle 34 is fixedly connected with a switch 35, the switch 35 and the indicator light 33 are connected in series with the external power supply through wires, the left end of the screening cylinder 32 Fixedly connected with a support rod 36, the upper end of the support rod 36 is fixedly connected with a cylindrical iron 37, the outer surface of the cylindrical iron 37 is wound with a wire, and the upper end of the cylindrical iron 37 is fixedly connected with a second spring 38, which has a compression elastic force. The upper end of 38 is fixedly connected with positioning pin 39, and the limit rod 310 is connected by thread in the support rod 36, and the metal screen 311 is slidably sleeved in the screen material cylinder 32, and the lower end of the metal screen 311 is fixedly connected with a connecting rod 312. The rod 312 is firmly connected with the screen drum 32 by screws.

When the utility model is actually implemented: when the coal particles need to be screened, the plug of the motor 24 is inserted, the motor 24 works, the cam 25 rotates, and under the action of the first spring 22 and the cam 25, the vibrating rod 26 moves along the guide The column 21 vibrates up and down, the limit ring 27 vibrates up and down, the positioning shaft 28 vibrates up and down, the support sleeve 31 vibrates up and down, the sieve material cylinder 32 vibrates up and down, and the metal screen 311 vibrates up and down, so that the upper end of the metal screen 311 The coal particles vibrate up and down, and the coal particles that meet the requirements fall from the mesh of the metal screen 311 to be sieved out. When the sieving is completed, turn off the motor 24, then hold the handle 34, start the switch 35, and the circuit is energized to indicate The lamp 33 lights up, the cylindrical iron 37 generates electromagnetic force, attracts the positioning pin 39, the positioning pin 39 moves downward, the second spring 38 compresses, the positioning pin 39 leaves the positioning groove 29, and then turns the handle 34 downward, and the screening cylinder 32 is Turn over, the support sleeve 31 rotates around the positioning shaft 28, and under the limit action of the limit rod 310 and the annular groove 210, the screen material cylinder 32 will not move left and right when rotating, and the large particles on the upper end of the metal screen 311 will be poured out. , unloading is convenient and fast, and work efficiency is improved; if the metal screen 311 needs to be replaced, just remove the screw, the metal screen 311 can be taken out from the sieve material cylinder 32, and a new metal screen 311 can be replaced. Convenient.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (3)

1. a kind of coal separation station-service vibration separation screen, including pedestal (1), it is characterised in that：The upper end of the pedestal (1) is fixedly connected Have a vibrating device (2), the vibrating device (2) is clamped with sieve material device (3), the sieve expect device (3) include supporting sleeve (31), It sieves barrel (32), indicator light (33), handle (34), switch (35), supporting rod (36), cylinder iron (37), second spring (38), determine Position pin (39), gag lever post (310), metallic sieve (311) and connecting rod (312), the right end of the supporting sleeve (31) are fixedly connected with Barrel (32) is sieved, the outer surface of the sieve barrel (32) is fixedly connected with indicator light (33), and the right end of the sieve barrel (32) is solid Surely it is connected with handle (34), the upper end of the handle (34) is fixedly connected with switch (35), switch (35) and the indicator light (33) it is connected in series with by conducting wire and external power supply, the left end of the sieve barrel (32) is fixedly connected with supporting rod (36), described The upper end of supporting rod (36) is fixedly connected with cylinder iron (37), and the upper end of the cylinder iron (37) is fixedly connected with second spring (38), the upper end of the second spring (38) is fixedly connected with positioning pin (39), is connected through a screw thread in the supporting rod (36) There are gag lever post (310), the interior sliding sleeve of the sieve barrel (32) to be connected to metallic sieve (311), the lower end of the metallic sieve (311) It is fixedly connected with connecting rod (312), the connecting rod (312) is fastenedly connected by screw and sieve barrel (32).

2. a kind of coal separation station-service vibration separation screen according to claim 1, it is characterised in that：Vibrating device (2) packet Include guide post (21), the first spring (22), support plate (23), motor (24), cam (25), vibrating arm (26), spacing ring (27), locating shaft (28), locating slot (29) and annular groove (210), the guide post (21) is fixedly connected with pedestal (1), described The first spring (22) is socketed on the outside of guide post (21), the left end of the guide post (21) is fixedly connected with support plate (23), The upper end of the support plate (23) is fixedly connected with motor (24), the plug of the motor (24) and external power supply grafting, The shaft end fixing sleeve of the motor (24) is connected to cam (25), and the cam (25) is close to vibrating arm (26), described Vibrating arm (26) is slidably socketed with guide post (21), and the right end of the vibrating arm (26) is fixedly connected with restraining position ring block (27).

3. a kind of coal separation station-service vibration separation screen according to claim 2, it is characterised in that：Spacing ring (27) setting There are annular groove (210), the right end of the spacing ring (27) to be fixedly connected with locating shaft (28), the locating shaft (28) and supporting sleeve (31) pivot bush unit, the locating shaft (28) are provided with locating slot (29), and the annular groove (210) is slided with gag lever post (310) Connection, the locating slot (29) are clamped with positioning pin (39).