CN216679035U

CN216679035U - Sand and stone material over-limit screen-picking device

Info

Publication number: CN216679035U
Application number: CN202220220489.3U
Authority: CN
Inventors: 杨相凯; 刘以春; 高震; 尹立健; 高文康; 陈象文
Original assignee: Qingdao Beite Heavy Industry Co ltd
Current assignee: Qingdao Beite Heavy Industry Co ltd
Priority date: 2022-01-27
Filing date: 2022-01-27
Publication date: 2022-06-07
Anticipated expiration: 2032-01-27

Abstract

The utility model belongs to the technical field of screen rejecting devices, and particularly relates to a sand and stone material overrun screen rejecting device which comprises a frame, wherein the frame comprises a support leg and a rectangular tube steel frame, the top end of the support leg is provided with a rectangular tube steel frame, the bottom surface of the rectangular tube steel frame is provided with a material collecting hopper, the side surface of the material collecting hopper is provided with a rubber belt, the top of the rectangular tube steel frame is fixedly connected with the bottom end of a support spring, the top end of the support spring is fixedly connected with a support frame, the support frame is fixedly arranged on the side surface of the screen rejecting frame, the side surface of the screen rejecting frame is fixedly provided with a mounting frame, the side surface of one side of the mounting frame is fixedly connected with one end of a reinforcing rib, the side surface of the other side of the mounting frame is fixedly provided with a vibrating motor, the screen rejecting frame comprises a screen rejecting chute and a blanking groove, the blanking groove is fixedly arranged on one side of the screen rejecting chute, the top surface of the blanking groove is fixedly provided with an upper rejecting screen, the vibrating motor drives the upper rejecting screen and the screen rejecting frame to vibrate, so as to realize the collection of overrun, and material blockage can not occur, and the adjustable rubber belt can enable materials to be discharged on belt conveyors with different widths.

Description

Sand and stone material over-limit screen-picking device

Technical Field

The utility model belongs to the technical field of screen rejecting devices, and particularly relates to a sand and stone material over-limit screen rejecting device.

Background

In the cold material conveying process of the asphalt stirring equipment, an over-limit material removing device is usually arranged between the flat belt conveyor and the inclined belt conveyor, and large materials and sundries are placed to enter rear equipment to cause damage. At present, the scheme of often adopting is to pick the sieve and be fixed in on the oblique belt feeder, and this kind of mode structure is comparatively simple, but meets big material and debris and block the aggravation and block up easily, needs to send people on duty to clear up.

SUMMERY OF THE UTILITY MODEL

The mode that the sieve is fixed in the oblique belt feeder and is sieved and pick that adopts at present meets big material and debris and blocks up the aggravation easily, needs to send people on duty to clear up. The utility model provides a sand and stone material over-limit screen rejecting device, which drives an upper screen rejecting screen and a screen rejecting rack to vibrate through a vibration motor, achieves screen rejecting collection of over-limit materials, does not cause material blockage, and can discharge the materials on belt conveyors with different widths through an adjustable rubber belt.

The utility model provides the following technical scheme: the sand and gravel material overlimit picks sieve device, which comprises a frame, the frame includes landing leg and quarter bend steelframe, the top fixed mounting of landing leg has the quarter bend steelframe, the bottom surface fixed mounting of quarter bend steelframe holds together the hopper, the side fixed mounting who holds together the hopper has the rubber tape, the bottom of the top fixed connection supporting spring of quarter bend steelframe, supporting spring's top fixed connection support frame, support frame fixed mounting picks the side of sieve frame, the side fixed mounting who picks the sieve frame has the mounting bracket, the one end of one side fixed connection strengthening rib of mounting bracket, the opposite side fixed mounting of mounting bracket has vibrating motor, pick the sieve frame including picking sieve elephant trunk and unloading groove, unloading groove fixed mounting picks one side of sieve elephant trunk at one side, the top surface fixed mounting of unloading groove has the material sieve on.

The upper material rejecting sieve consists of a plurality of round rods which are arranged in a left-right equal order and have smooth surfaces, the axial direction of each rod body is parallel to the inner bottom surface of a rejecting sieve chute, the length of the upper rejecting sieve is not less than the length of the top end of the lower trough, and the height of one end, far away from the lower trough, of the rejecting sieve chute is lower than the height of one end, close to the lower trough, of the rejecting sieve chute; the excess material can be intercepted by the upper material picking sieve and enters the sieve picking chute to be smoothly discharged under the action of vibration, and the material collecting hopper on the lower rack collects the material and prevents splashing.

The material removing device comprises an upper material removing screen, a lower material tank, a material removing chute, a support rod and a material removing screen, wherein one end of the upper material removing screen, which is far away from the material removing screen chute, is welded and fixed on the top surface of the lower material tank, the bottom of one end of the upper material removing screen, which is close to the material removing screen chute, is welded and connected with the support rod, and the bottom end of the support rod is welded and fixed on the top surface of the lower material tank.

The axis of the supporting rod and the axis of the upper rejecting sieve are on the same vertical plane, and the diameter of the supporting rod is not larger than that of the upper rejecting sieve; the support rod can stably connect the material rejecting sieve and the blanking groove, and simultaneously avoids blockage caused by the fact that the material exceeding limit rolls down along the upper material rejecting sieve.

The screen picking and screening device comprises a picking and screening chute, a plurality of mounting frames, a plurality of vibrating motors, a plurality of supporting springs and a plurality of vibrating springs, wherein the number of the mounting frames and the number of the vibrating motors are two, the mounting frames are oppositely arranged on the side surface of the picking and screening chute, and the number of the supporting springs is four; two vibrating motors installed in an opposite mode can drive the screen picking frame to vibrate efficiently, so that the screen picking frame can perform stable picking work under the elastic support of the supporting spring.

The reinforcing ribs horizontally penetrate through the screen picking chute and the side surface of the discharging groove; the strengthening rib can improve the support intensity of mounting bracket to vibrating motor.

The vertical projection of the bottom end of the blanking groove on the horizontal plane is positioned at the inner side of the vertical projection of the top end of the material collecting hopper on the horizontal plane, and the rubber belt is of a flat square rubber plate structure; the rubber belt can play a role in buffering and gathering, so that the screened materials fall down in a centralized manner.

The top of the rubber belt is provided with an adjusting groove, the side surface of the material collecting hopper is provided with an internal thread through hole, and the inner side of the adjusting groove is inserted with a screw rod in a sliding manner, wherein the screw rod is in threaded connection with the internal thread through hole on the material collecting hopper; the aperture size of feed opening can be adjusted to the position of adjustment screw in the adjustment tank to the operating personnel accessible slip to adapt to the transport mechanism of different sizes.

The beneficial effects of the utility model are: the excess material can be intercepted by the upper material picking sieve and enters the sieve picking chute to be smoothly discharged under the action of vibration, and the material is collected by the collecting hopper of the lower frame and is prevented from splashing; the support rod can stably connect the material rejecting sieve and the blanking groove, and simultaneously avoids blockage caused by the fact that the material exceeding limit rolls down along the material rejecting sieve; the two vibrating motors which are oppositely arranged can drive the screen picking frame to vibrate efficiently, so that the screen picking frame can perform stable picking work under the elastic support of the supporting spring; the reinforcing ribs can improve the supporting strength of the mounting rack on the vibration motor; the rubber belt can play a role of buffering and gathering, so that the screened and gathered materials fall down intensively; the aperture size of feed opening can be adjusted to the position of adjustment screw in the adjustment tank to the operating personnel accessible slip to adapt to the transport mechanism of different sizes.

The parts of the device not involved are the same as or can be implemented using prior art.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a side view of the present invention;

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

FIG. 4 is a schematic structural view of a screen rejecting rack according to the present invention;

FIG. 5 is a side cross-sectional view of a reject frame of the present invention;

in the figure: 1. a frame; 101. a support leg; 102. a rectangular pipe steel frame; 2. collecting a hopper; 3. a support spring; 4. a screen picking frame; 40. picking a sieve chute; 41. a discharging groove; 401. a support frame; 402. a mounting frame; 403. a vibration motor; 404. reinforcing ribs; 5. a rubber belt; 501. an adjustment groove; 6. an upper material rejecting sieve; 601. a support rod.

Detailed Description

Referring to fig. 1-5, the present invention provides the following technical solutions: the sand and stone material out-of-limit screen picking device comprises a frame 1, wherein the frame 1 comprises a supporting leg 101 and a rectangular pipe steel frame 102, the top end of the supporting leg 101 is fixedly provided with the rectangular pipe steel frame 102, the bottom surface of the rectangular pipe steel frame 102 is fixedly provided with a material holding hopper 2, the side surface of the material holding hopper 2 is fixedly provided with a rubber belt 5, the top part of the rectangular pipe steel frame 102 is fixedly connected with the bottom end of a supporting spring 3, the top end of the supporting spring 3 is fixedly connected with a supporting frame 401, the supporting frame 401 is fixedly arranged on the side surface of a screen picking machine frame 4, the side surface of the screen picking machine frame 4 is fixedly provided with a mounting frame 402, the side surface of one side of the mounting frame 402 is fixedly connected with one end of a reinforcing rib 404, the side surface of the other side of the mounting frame 402 is fixedly provided with a vibrating motor 403, the screen picking machine frame 4 comprises a screen picking chute 40 and a blanking groove 41, the blanking groove 41 is fixedly arranged on one side of the screen picking chute 40, an upper rejecting sieve 6 is fixedly arranged on the top surface of the blanking groove 41.

The upper material rejecting screen 6 consists of a plurality of round rods which are arranged in a left-right equal order and have smooth surfaces, the axial direction of each rod body is parallel to the inner bottom surface of the rejecting screen slide channel 40, the length of the upper rejecting screen 6 is not less than the length of the top end of the lower trough 41, and the height of one end, far away from the lower trough 41, of the rejecting screen slide channel 40 is lower than that of one end, close to the lower trough 41, of the rejecting screen slide channel 40; the excess material can be intercepted by the upper rejecting sieve 6 and enters the rejecting sieve chute 40 under the action of vibration to be discharged smoothly, and the lower collecting hopper 2 collects the material and prevents splashing.

One end of the upper rejecting screen 6, which is far away from the rejecting chute 40, is fixedly welded on the top surface of the blanking chute 41, the bottom of one end of the upper rejecting screen 6, which is close to the rejecting chute 40, is connected with a support rod 601 in a welding manner, and the bottom end of the support rod 601 is fixedly welded on the top surface of the blanking chute 41.

The axis of the supporting rod 601 and the axis of the upper rejecting sieve 6 are on the same vertical plane, and the diameter of the supporting rod 601 is not larger than that of the upper rejecting sieve 6; the support bar 601 can stably connect the rejecting screen 6 and the blanking slot 41, and prevent blockage caused by the phenomenon that the overlimit material rolls down along the rejecting screen 6.

The number of the mounting frames 402 and the number of the vibration motors 403 are two, the mounting frames 402 are oppositely arranged on the left side surface and the right side surface of the screen rejecting chute 40, and the number of the support springs 3 is four; the two vibrating motors 403 which are oppositely arranged can drive the screen rejecting rack 4 to vibrate efficiently, so that the screen rejecting rack 4 can perform stable rejecting work under the elastic support of the supporting spring 3.

The reinforcing ribs 404 horizontally penetrate through the screening chute 40 and the side surface of the blanking groove 41; the reinforcing ribs 404 can enhance the supporting strength of the mounting bracket 402 to the vibration motor 403.

The vertical projection of the bottom end of the blanking groove 41 on the horizontal plane is positioned at the inner side of the vertical projection of the top end of the material collecting hopper 2 on the horizontal plane, and the rubber belt 5 is of a flat square rubber plate structure; the rubber belt 5 can play a role in buffering and gathering, so that the screened materials fall down intensively.

An adjusting groove 501 is formed in the top of the rubber belt 5, an internal thread through hole is formed in the side face of the material collecting hopper 2, and a screw rod in threaded connection with the internal thread through hole in the material collecting hopper 2 is inserted into the inner side of the adjusting groove 501 in a sliding mode; the operator can adjust the aperture of the feed opening by sliding the adjusting screw in the adjusting groove 501, so as to adapt to the conveying mechanisms with different sizes.

The working principle and the using process of the utility model are as follows: starting the vibration motor 403, dropping the material to be removed with the excess material to the upper part of the material removing sieve 6, vibrating the whole material removing sieve frame 4 under the driving of the vibration motor 403, and stably working on the frame 1 under the elastic support of the support spring 3; when the upper rejecting screen 6 vibrates, the overlimit material can be intercepted by the upper rejecting screen 6, smoothly rolls under the action of vibration to enter and fall onto the rejecting screen chute 40, is smoothly discharged and separated, and qualified materials enter the discharging groove 41 through the gap of the upper rejecting screen 6 and are discharged; in the falling process of the qualified materials, the kinetic energy of the materials impacting on the rubber belt 5 enables the rubber belt 5 to generate elastic deformation, the kinetic energy of the materials is reduced, and the falling route is changed by the blocking of the rubber belt 5, so that the materials fall intensively and are collected.

Claims

1. The sand and stone material ultralimit screen-removing device is characterized in that: the screening machine comprises a frame, the frame includes landing leg and rectangular tube steelframe, the top fixed mounting of landing leg has the rectangular tube steelframe, the hopper is held to the bottom surface fixed mounting of rectangular tube steelframe, the side fixed mounting who holds together the hopper has the rubber tape, the bottom of rectangular tube steelframe's top fixed connection supporting spring, supporting spring's top fixed connection support frame, support frame fixed mounting is in the side of picking the sieve frame, the side fixed mounting who picks the sieve frame has the mounting bracket, the one end of one side fixed connection strengthening rib of mounting bracket, the opposite side fixed mounting of mounting bracket has vibrating motor, pick the sieve frame including picking sieve elephant trunk and unloading groove, unloading groove fixed mounting is in one side of picking sieve trunk down, the top surface fixed mounting of unloading groove has the last material sieve of picking.

2. The sand and stone material overrunning screen-picking device according to claim 1, which is characterized in that: the upper material rejecting sieve is composed of a plurality of round rods which are arranged in a left-right equal sequence and have smooth surfaces, the axial direction of each rod body is parallel to the inner bottom surface of the rejecting sieve chute, the length of the upper material rejecting sieve is not less than that of the top end of the lower trough, and the height of one end, far away from the lower trough, of the rejecting sieve chute is lower than that of one end, close to the lower trough, of the rejecting sieve chute.

3. The sand and stone material overrunning screen-picking device according to claim 1, which is characterized in that: the material removing device comprises an upper material removing screen, a lower material tank, a material removing chute, a support rod and a material removing screen, wherein one end of the upper material removing screen, which is far away from the material removing screen chute, is fixedly welded on the top surface of the lower material tank, the bottom of one end of the upper material removing screen, which is close to the material removing screen chute, is connected with the support rod in a welded mode, and the bottom end of the support rod is fixedly welded on the top surface of the lower material tank.

4. The sand and stone material overrunning screen-picking device according to claim 3, which is characterized in that: the axis of the supporting rod and the axis of the upper rejecting sieve are on the same vertical plane, and the diameter of the supporting rod is not larger than that of the upper rejecting sieve.

5. The sand and stone material overrunning screen-picking device according to claim 1, which is characterized in that: the quantity of mounting bracket, vibrating motor is two, the mounting bracket opposition is installed in the side of picking the sieve elephant trunk, supporting spring's quantity is four.

6. The sand and stone material overrunning screen-picking device according to claim 1, which is characterized in that: the reinforcing ribs horizontally penetrate through the screen picking chute and the side face of the discharging chute.

7. The sand and stone material overrunning screen-picking device according to claim 1, which is characterized in that: the vertical projection of the bottom end of the discharging groove on the horizontal plane is located on the inner side of the vertical projection of the top end of the collecting hopper on the horizontal plane, and the rubber belt is of a flat square rubber plate structure.

8. The sand and stone material overrunning screen-picking device according to claim 1, which is characterized in that: the top of rubber belt has seted up the adjustment tank, hold together the side of hopper and seted up the internal thread through-hole, the inboard slip grafting of adjustment tank has threaded connection to hold together the screw rod of internal thread through-hole on the hopper.