CN214766206U

CN214766206U - Horizontal vibration centrifuge

Info

Publication number: CN214766206U
Application number: CN202121446547.6U
Authority: CN
Inventors: 张桂平
Original assignee: Tangshan Borun Coal Preparation Equipment Manufacturing Co ltd
Current assignee: Tangshan Borun Coal Preparation Equipment Manufacturing Co ltd
Priority date: 2021-06-29
Filing date: 2021-06-29
Publication date: 2021-11-19
Anticipated expiration: 2031-06-29

Abstract

The utility model discloses a horizontal vibrating centrifuge, the on-line screen storage device comprises a base, the motor is installed to the top of base, the below of motor is provided with damping device, the output shaft of motor has little belt pulley, the rear of motor is provided with the vibration box, the inside of vibration box is provided with the main shaft, be provided with resilient means between belt pulley and the main shaft, bilateral symmetry is provided with vibrating motor around the vibration box, vibrating motor's the outside is provided with the temperature-sensing ware, the right side of vibration box is provided with the casing, the inside of casing is provided with the basket, the right side of casing is provided with the pan feeding groove, the below in pan feeding groove is provided with the discharge gate, the bottom of basket is provided with the outlet. The utility model has novel conception and ingenious design, and can alarm at high temperature through the temperature sensor; the damping device is arranged, so that the loss of internal elements of the motor is reduced; the problems of belt running and belt falling are solved through the elastic device; the feeding speed and smoothness and stationarity of feeding are improved by changing the structure of the feeding groove.

Description

Horizontal vibration centrifuge

Technical Field

The utility model relates to a centrifuge technical field especially relates to a horizontal vibrating centrifuge.

Background

With the continuous updating and improvement of coal deep processing technology, the horizontal vibration centrifuge as an important auxiliary device for coal dressing is more and more favored by customers. The horizontal vibration centrifuge is a key device for dewatering coal with the size fraction smaller than 50mm, is the leading machine type of various centrifuges of a coal preparation plant, and has the advantages of less initial investment, small occupied plant space, small area, convenient maintenance, less power consumption, less easily-damaged parts and the like compared with a vertical scraper discharge centrifuge. The problems that a belt pulley directly drives a main shaft through a connecting sleeve in the use process of a traditional horizontal vibrating centrifuge are that the vibration effect is influenced when the belt is too tight in the vibration process, the belt runs and falls off when the belt is too loose, and the normal use is influenced when the belt is seriously loosened; secondly, the motor can vibrate in the working process, so that the machine body vibrates to influence the centrifugation, and elements in the motor are easy to lose, so that the service life of the elements in the motor is shortened; thirdly, when the horizontal vibration centrifugal machine operates and the generated rotating speed is high, large heat can be generated, an alarm cannot be given, and the motor is easy to burn out; and the discharge part of the cylinder feeding pipe is a cylinder, so that the working materials are easy to accumulate at the lowest part of the circular points of the pipeline, the working materials cannot be well dispersed, and the working materials cannot uniformly distribute to enter the working chamber.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a horizontal vibrating centrifuge takes place easily among the solution prior art to fall the area, runs the area phenomenon, and vibrations cause the damage to the motor, lack alarm device, and the problem of material is piled up easily to the pan feeding mouth.

In order to solve the technical problem, the utility model adopts the following technical scheme:

the utility model relates to a horizontal vibration centrifuge, which comprises a base, a motor is arranged above the base, a damping device is arranged below the motor, an output shaft of the motor is connected with a small belt pulley, a vibration box body is arranged behind the motor, a main shaft is arranged inside the vibration box body, the left end of the main shaft is connected with a belt pulley, the small belt pulley is connected with the belt pulley through a belt, an elastic device is arranged between the belt pulley and the main shaft, the vibration motor is symmetrically arranged on the front side and the back side of the vibration box body, a temperature sensor is arranged on the outer side of the vibration motor, a casing is arranged on the right side of the vibration box body, a screen basket is arranged inside the casing and is connected with the right end of the main shaft, a feeding groove is arranged on the right side of the casing, a discharge hole is arranged below the feeding groove, and a water outlet is formed in the bottom of the screen basket.

Further, damping device includes two cylinder bodies of symmetrical arrangement, two be provided with the gasbag between the cylinder body, be close to on the cylinder body one side of gasbag is provided with the pneumatic valve, the pneumatic valve pass through the trachea with the gasbag intercommunication, the bottom surface welding of cylinder body is in the higher authority of base, the inside of cylinder body is provided with the piston, the intermediate position of piston top surface is provided with the piston rod, the top surface of cylinder body is provided with the through-hole, the piston rod is followed the through-hole is inside upwards worn out and is connected with the bottom surface of briquetting, the higher authority of briquetting with the bottom surface welding of motor is in the same place.

Still further, a first sealing ring is arranged at the contact position of the piston rod and the cylinder body, and a second sealing ring is arranged at the contact position of the piston and the cylinder body.

Still further, the shape of the air bag is set to be oval, and nitrogen or inert gas is filled in the air bag and between the inner wall of the cylinder body and the piston.

Still further, the elastic device comprises a support sleeve with a protrusion arranged at one end of the inner wall, the protrusion of the support sleeve is in contact with the main shaft, a bearing is sleeved on the outer side of the support sleeve, the belt pulley is arranged on the outer side of the bearing, a flange plate used for limiting the axial movement of the belt pulley is arranged at the left end of the main shaft, a plurality of flexible sheets are uniformly distributed on the outer side of the flange plate in the circumferential direction, and the other ends of the flexible sheets are in contact with the belt pulley.

Still further, the pan feeding groove includes pan feeding pipe and blown down tank, the pan feeding pipe includes pan feeding pipe radial half right and pan feeding pipe diameter half left, the radial half right cross-section of pan feeding pipe sets up to square, the pan feeding pipe diameter sets up to semi-circular to half left cross-section, the pan feeding pipe sets up perpendicularly the upper portion of casing, the blown down tank sets up to square groove, the pan feeding pipe with the blown down tank is a definite angle interconnect.

Compared with the prior art, the utility model discloses a beneficial technological effect:

the utility model relates to a horizontal vibrating centrifuge, the on-line screen storage device comprises a base, the motor is installed to the top of base, the below of motor is provided with damping device, the output shaft of motor has the belt lace wheel, the rear of motor is provided with the vibration box, the inside of vibration box is provided with the main shaft, the left end of main shaft is connected with the belt pulley, the belt lace wheel passes through the belt and is connected with the belt pulley, be provided with resilient means between belt pulley and the main shaft, bilateral symmetry is provided with the vibrating motor around the vibration box, the outside of vibrating motor is provided with the temperature-sensing ware, the right side of vibration box is provided with the casing, the inside of casing is provided with the basket, the basket is connected with the right-hand member of main shaft, the right side of casing is provided with the pan feeding groove, the below of pan feeding groove is provided with the discharge gate, the bottom of basket is provided with the outlet; the utility model has novel conception and ingenious design, solves the problems in the prior art, improves the working efficiency, reduces the maintenance cost, and can remind the staff to effectively operate the equipment in time by giving a high temperature alarm through the temperature sensor so as to prevent the equipment from being burnt out and incapable of working normally; the damping device is arranged, the movement of the piston rod and the piston in the cylinder body and the buffering of air pressure in the air bag enable the motor to obtain a damping effect, so that the vibration of the motor is reduced, the whole machine body is stable, the loss of internal elements of the motor is effectively reduced, and the service life of the internal elements of the motor is prolonged; the problems of belt running and belt falling are effectively solved through the elastic device; the feeding speed and smoothness and stationarity of feeding are improved by changing the structure of the feeding groove.

Drawings

The present invention will be further explained with reference to the following description of the drawings.

FIG. 1 is a schematic view of the horizontal vibration centrifuge of the present invention;

FIG. 2 is an enlarged view of the position A of the present invention;

FIG. 3 is a top view of the feeding trough of the present invention;

description of reference numerals: 1. a base; 2. a motor; 3. vibrating the box body; 4. a vibration motor; 5. a main shaft; 6. a belt pulley; 7. a support sleeve; 8. a bearing; 9. a flange plate; 10. a flexible sheet; 11. a housing; 12. a screen basket; 13. a feeding groove; 14. a discharge port; 15. a water outlet; 16. a temperature sensor; 17. briquetting; 18. a piston rod; 19. a cylinder body; 20. a piston; 21. a pneumatic valve; 22. an air bag; 1301. a feeding pipe; 1302. a discharge chute.

Detailed Description

As shown in fig. 1-3, a horizontal vibration centrifuge comprises a base 1, a motor 2 is installed above the base 1, a damping device is arranged below the motor 2, an output shaft of the motor 2 is connected with a small belt pulley, a vibration box body 3 is arranged behind the motor 2, a main shaft 5 is arranged inside the vibration box body 3, a belt pulley 6 is connected to the left end of the main shaft 5, the small belt pulley is connected with the belt pulley 6 through a belt, an elastic device is arranged between the belt pulley 6 and the main shaft 5, vibration motors 4 are symmetrically arranged on the front side and the rear side of the vibration box body 3, a temperature sensor 16 is arranged on the outer side of the vibration motor 4, a casing 11 is arranged on the right side of the vibration box body 3, a screen basket 12 is arranged inside the casing 11, and the screen basket 12 is connected with the right end of the main shaft 5, a feeding groove 13 is formed in the right side of the machine shell 11, a discharging hole 14 is formed below the feeding groove 13, and a water discharging hole 15 is formed in the bottom of the screen basket 12; specifically, the temperature sensor 16 is composed of a display screen, an alarm port, a power lamp and a temperature button, when the temperature generated by the operation of the vibration motor 4 is too high, the temperature sensor 16 gives an alarm through the alarm port, the temperature sensor 16 can adjust the temperature before the operation of the equipment, when the temperature generated by the operation of the equipment exceeds the originally adjusted temperature, the temperature sensor 16 gives an alarm, and can remind a worker of effectively operating the equipment in time so as to prevent the equipment from being burnt out and incapable of normally operating; the utility model discloses think about novelty, design benefit has solved the problem among the prior art, has improved work efficiency, has reduced cost of maintenance.

Specifically, as shown in fig. 2, the shock absorbing device includes two symmetrically arranged cylinder bodies 19, an air bag 22 is arranged between the two cylinder bodies 19, a pneumatic valve 21 is arranged on one side of the cylinder body 19 close to the air bag 22, the pneumatic valve 21 is communicated with the air bag 22 through an air pipe, the bottom surface of the cylinder body 19 is welded on the upper surface of the base 1, a piston 20 is arranged inside the cylinder body 19, a piston rod 18 is arranged at the middle position of the top surface of the piston 20, a through hole is arranged on the top surface of the cylinder body 19, the piston rod 18 penetrates out of the through hole and is connected with the bottom surface of a pressure block 17, and the upper surface of the pressure block 17 is welded with the bottom surface of the motor 2; a first sealing ring is arranged at the contact position of the piston rod 18 and the cylinder body 19, and a second sealing ring is arranged at the contact position of the piston 20 and the cylinder body 19; the shape of the air bag 22 is set to be elliptical, and nitrogen or inert gas is filled in the air bag 22 and between the inner wall of the cylinder 19 and the piston 20; specifically, the piston 20 is circular, the piston 20 is made of eutectic silicon-aluminum alloy or ceramic, the cylinder 19 is made of Q235 steel or 45 steel, and the press block 17 is made of medium manganese steel or high manganese steel; the motor obtains the absorbing effect through the motion of piston rod and piston at the cylinder body and the buffering of atmospheric pressure in the gasbag, not only makes the vibrations of motor alleviate for whole organism is stable, and the effectual loss that reduces motor inner member has improved the life-span of motor inner member moreover.

The elastic device comprises a support sleeve 7 with a protrusion arranged at one end of the inner wall, the protrusion of the support sleeve 7 is in contact with the main shaft 5, a bearing 8 is sleeved outside the support sleeve 7, the belt pulley 6 is arranged outside the bearing 8, a flange 9 used for limiting the axial movement of the belt pulley 6 is arranged at the left end of the main shaft 5, a plurality of flexible sheets 10 are uniformly distributed on the outer side of the flange 9 in a circumferential manner, and the other ends of the flexible sheets 10 are in contact with the belt pulley 6; a bearing 8 and a supporting sleeve 7 are additionally arranged between the belt pulley 6 and the main shaft 5, so that the belt pulley 6 is not rigidly connected with the main shaft 5 and is connected with the main shaft 5 through a flexible sheet 10 and a flange plate 9, vibration cannot be directly transmitted to the belt pulley 6, the rotating torque of the belt pulley 6 can be effectively transmitted to the main shaft 5, and the problems of belt running and belt falling are effectively solved through an elastic device.

As shown in fig. 3, the feeding groove 13 includes a feeding pipe 1301 and a discharging groove 1302, the feeding pipe 1301 includes a radial right half portion and a radial left half portion, the radial right half portion of the feeding pipe is square, the radial left half portion of the feeding pipe is semicircular, the feeding pipe 1301 is vertically disposed on the upper portion of the housing 11, the discharging groove 1302 is square, and the feeding pipe 1301 and the discharging groove 1302 are connected with each other at an angle of 45 °; the existing circular feeding port and circular discharging groove are redesigned to adopt a square feeding port and a square discharging groove, funnel type feeding ports which are originally used are abandoned, and a straight-through type feeding pipe is adopted, so that the sizes of the feeding pipe 1301 and the discharging groove 1302 are consistent, the flow of materials in the whole feeding groove is completely changed into a plane transportation mode which is favorable for material flow and uniform distribution, the flow area of the materials is increased, the feeding speed and smoothness and stability of feeding are improved, and the materials can be more uniformly distributed in a working chamber of a horizontal vibrating centrifuge; consider simultaneously that its pan feeding groove is installed on horizontal vibratory centrifuge's sump door, and at the during operation, the pan feeding pipe diameter half left is embedded into horizontal vibratory centrifuge after closing the sump door, can not influence the switch of sump door in order to guarantee the pan feeding groove, design the embedding part of pan feeding pipe 1301 for semi-circular structure, the other parts in pan feeding groove 13 adopt square structure, adopt this kind of structure to reduce the degree of difficulty of preparation processing when the switch of sump door, can effectively prevent the phenomenon that infiltration appears in the pan feeding groove periphery, be favorable to horizontal vibratory centrifuge's use and later maintenance.

The utility model discloses a use as follows:

firstly, coal particles mixed with water enter a screen basket 12 from a feeding groove 13, a motor 2 drives a belt pulley 6 to rotate, the belt pulley 6 drives a main shaft 5 to rotate, the main shaft 5 drives the screen basket 12 to rotate, meanwhile, vibration motors 4 positioned on the front side and the rear side of a vibration box body 3 are started, coal water separation is carried out through a double-plastid vibration principle of the motor 2 and the vibration motors 4, the screen basket 12 rotates at a high speed in a dehydration process, the coal particles finally fall into a discharge port 14 after multiple rebounding along with the high-speed rotation of the screen basket 12, and water is discharged through a water discharge port 15 after passing through the screen basket 12.

When the machine body operates, the motor 2 can vibrate, the vibration transmits the pressing block 17, the pressing block 17 vibrates to drive the piston rod 18 to move up and down, the piston rod 18 drives the piston 20 to move up and down in the cylinder body 19, when gas in the cylinder body 19 is compressed, the gas in the cylinder body 19 enters the air bag 22 through the air pressure valve 21, the air bag 22 expands, the pressing block 17 drives the motor 2 to move down at the moment, the motor 2 presses the air bag 22, the air bag 22 is deformed by pressure, the gas is pressed back into the cylinder body 19, the piston 20 is pressed upwards at the moment, the upward movement of the piston 20 is offset with the downward movement of the piston rod 18, the vibration of the motor 2 is resolved, the vibration of the motor 2 is relieved, the whole machine body is stable, loss of internal elements of the motor 2 is effectively reduced, and the service life of the internal elements of the motor 2 is prolonged.

The utility model discloses in motor, vibrating bin, vibrating motor, main shaft, belt pulley, support cover, bearing, ring flange, flexible piece, casing, basket, piston rod, cylinder body, piston, pneumatic valve, gasbag, temperature-sensing ware and circuit connection that relate to all belong to prior art, no longer detail here.

The above-mentioned embodiments are only intended to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and those skilled in the art should also be able to make various modifications and improvements to the technical solution of the present invention without departing from the spirit of the present invention, and all such modifications and improvements are intended to fall within the scope of the present invention as defined in the appended claims.

Claims

1. A horizontal vibration centrifuge is characterized in that: comprises a base, a motor is arranged above the base, a damping device is arranged below the motor, the output shaft of the motor is connected with a small belt pulley, a vibration box body is arranged behind the motor, a main shaft is arranged in the vibration box body, the left end of the main shaft is connected with a belt pulley, the small belt pulley is connected with the belt pulley through a belt, an elastic device is arranged between the belt pulley and the main shaft, vibration motors are symmetrically arranged on the front side and the rear side of the vibration box body, a temperature sensor is arranged on the outer side of the vibration motor, a shell is arranged on the right side of the vibration box body, the inside of casing is provided with the basket, the basket with the right-hand member of main shaft is connected, the right side of casing is provided with the pan feeding groove, the below in pan feeding groove is provided with the discharge gate, the bottom of basket is provided with the outlet.

2. The horizontal vibratory centrifuge of claim 1, wherein: damping device includes two cylinder bodies of symmetrical arrangement, two be provided with the gasbag between the cylinder body, be close to on the cylinder body one side of gasbag is provided with the pneumatic valve, the pneumatic valve pass through the trachea with the gasbag intercommunication, the bottom surface welding of cylinder body is in the higher authority of base, the inside of cylinder body is provided with the piston, the intermediate position of piston top surface is provided with the piston rod, the top surface of cylinder body is provided with the through-hole, the piston rod is followed the inside bottom surface of upwards wearing out and being connected with the briquetting of through-hole, the higher authority of briquetting with the bottom surface welding of motor is in the same place.

3. The horizontal vibratory centrifuge of claim 2, wherein: the piston rod is provided with a first sealing ring at the contact position with the cylinder body, and a second sealing ring is arranged at the contact position of the piston and the cylinder body.

4. The horizontal vibratory centrifuge of claim 2, wherein: the shape of the air bag is oval, and nitrogen or inert gas is filled in the air bag, between the inner wall of the cylinder body and the piston.

5. The horizontal vibratory centrifuge of claim 1, wherein: the elastic device comprises a support sleeve, wherein one end of the inner wall of the support sleeve is provided with a protrusion, the protrusion of the support sleeve is in contact with the main shaft, a bearing is sleeved on the outer side of the support sleeve, the belt pulley is arranged on the outer side of the bearing, a flange plate used for limiting the axial movement of the belt pulley is arranged at the left end of the main shaft, a plurality of flexible sheets are uniformly distributed on the outer side of the flange plate in a circumferential mode, and the other ends of the flexible sheets are in contact with the belt pulley.

6. The horizontal vibratory centrifuge of claim 1, wherein: the pan feeding groove includes pan feeding pipe and blown down tank, the pan feeding pipe includes pan feeding pipe radial half right and pan feeding pipe diameter half left, the radial half right cross-section of pan feeding pipe sets up to square, the pan feeding pipe diameter sets up to semi-circular to half left cross-section, the pan feeding pipe sets up perpendicularly the upper portion of casing, the blown down tank sets up to square groove, the pan feeding pipe with the blown down tank is a definite angle interconnect.