CN213494911U

CN213494911U - Gravel and sand screening equipment for bridge construction

Info

Publication number: CN213494911U
Application number: CN202022526093.5U
Authority: CN
Inventors: 冯海
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-04
Filing date: 2020-11-04
Publication date: 2021-06-22
Anticipated expiration: 2030-11-04

Abstract

The utility model relates to the technical field of gravel screening, in particular to gravel screening equipment for bridge construction, which enables a screening box to generate a vibration effect by arranging an eccentric wheel and a vibration spring, improves the screening speed of gravel in the screening box and improves the use efficiency; the vibrating screen plate comprises a base plate, a vibrating support, a vibrating spring, a motor support, a motor fixing ring, a motor output shaft, an eccentric wheel, a screening box, a feed inlet, a screening otter board, a stone discharging pipe, a fine sand guide plate and a fine sand discharging pipe, the lower end of the vibrating support is connected with the middle part of the upper end of the base plate, two sets of vibrating springs are symmetrically installed on the left side and the right side of the inner lower end of the vibrating support, the lower end of the motor support is connected with the inner lower end of the vibrating support, the lower end of the motor fixing ring is connected with the upper end of the motor support, the motor fixing ring is sleeved on the upper end of the.

Description

Gravel and sand screening equipment for bridge construction

Technical Field

The utility model relates to a technical field of gravel and sand screening especially relates to a gravel and sand screening equipment is used in bridge construction.

Background

As is known, in the field of building materials, a sand and stone separating device is one of the equipments that are often used, and a sand and stone separating device is a machine that separates stones from sand; the existing sand and stone screening machine finds that when sand and stone pass through the screening plate, the screening effect of the sand and stone is often influenced because stones are spread and stocked on the screening plate, the screening efficiency of the sand and stone is influenced, and the use efficiency is low.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a through setting up eccentric wheel and vibrations spring, make the screening case produce vibrations effect, improve screening incasement portion gravel and sand screening speed, improve the gravel and sand screening equipment for bridge construction that uses the high efficiency.

The utility model relates to a gravel and sand screening equipment for bridge construction, which comprises a bottom plate, a vibration support, a vibration spring, a motor support, a motor fixing ring, a motor output shaft, an eccentric wheel, a screening box, a feed inlet, a screening net plate, a stone discharging pipe, a fine sand guide plate and a fine sand discharging pipe, wherein the lower end of the vibration support is connected with the middle part of the upper end of the bottom plate, two groups of vibration springs are symmetrically arranged on the left side and the right side of the lower end inside the vibration support, the lower end of the motor support is connected with the lower end inside the vibration support, the lower end of the motor fixing ring is connected with the upper end of the motor support, the motor fixing ring is sleeved on the upper end of the motor support, the input end of the motor output shaft is connected with the output end of the motor, the eccentric wheel sleeve, screening otter board fixed mounting is at the inside upside of screening case, and the stone discharging pipe intercommunication is installed at screening otter board right-hand member, and fine sand stock guide fixed mounting is at the inside downside of screening case, and fine sand discharging pipe right-hand member and fine sand stock guide left end upside intercommunication.

The utility model discloses a gravel and sand screening equipment is used in bridge construction, still including carrying the landing leg, the conveying roller, the conveying motor, carry speed reducer and conveyer belt, two sets of conveying landing legs set up on vibrations support right side, and carry the landing leg lower extreme and be connected with the bottom plate upper end, the conveying roller is rotatable to be installed on carrying the landing leg, the conveying motor rear end is connected with the conveying landing leg front end, carry the speed reducer input to be connected with the conveying motor output, carry the speed reducer output to be connected with the conveying roller input, the conveyer belt cover is established in the conveying roller circumference outside, and the conveyer belt sets up at stone discharging pipe.

The utility model discloses a gravel and sand screening equipment is used in bridge construction still includes fine sand conveyer, and fine sand conveyer sets up in vibrations support left side to fine sand conveyer sets up at fine sand discharging pipe output downside.

The utility model discloses a gravel and sand screening equipment for bridge construction still including leading the spout and leading the slider, vibrations support inside about both ends upside seted up and led the spout, two sets of slider inner and screening case about both ends downside are connected to lead the slider slidable setting inside leading the spout.

The utility model discloses a gravel and sand screening equipment is used in bridge construction still includes the telescopic link, and the telescopic link upper end is connected with screening case lower extreme, and the telescopic link lower extreme is connected with the inside lower extreme of vibrations support to the telescopic link setting is inside vibrations spring circumference.

The utility model discloses a gravel and sand screening equipment is used in bridge construction still includes the feeder hopper, feeder hopper lower extreme and feed inlet upper end intercommunication.

Compared with the prior art, the beneficial effects of the utility model are that: fill sand and stone mixture through the feed inlet and get into inside the screening case, later the starter motor, the motor output end drives motor output shaft and rotates, then pivoted motor output shaft drives the eccentric wheel and rotates, later pivoted eccentric wheel upper end and screening case lower extreme close cooperation, make the screening case vibrate from top to bottom, the vibrations effect of screening case is aggravated to the spring action through two sets of vibrations springs simultaneously, then the sand and stone mixture that falls on the screening otter board makes the stone be detained in screening otter board upper end through the screening effect of screening otter board, later fine sand falls in fine sand stock guide upper end, then discharge the stone through the stone discharging pipe, discharge fine sand through the fine sand discharging pipe can, through setting up eccentric wheel and vibrations spring, make the screening case produce vibrations effect, improve screening incasement portion sand and stone screening speed, improve and use the high efficiency.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is an enlarged view of part A of FIG. 1;

FIG. 3 is an enlarged view of the portion B of FIG. 1;

in the drawings, the reference numbers: 1. a base plate; 2. vibrating the support; 3. vibrating the spring; 4. a motor support; 5. a motor; 6. a motor fixing ring; 7. an output shaft of the motor; 8. an eccentric wheel; 9. screening the box; 10. a feed inlet; 11. screening the screen plate; 12. a stone discharge pipe; 13. a fine sand guide plate; 14. a fine sand discharge pipe; 15. a conveying leg; 16. a conveying roller; 17. a conveying motor; 18. a conveying speed reducer; 19. a conveyor belt; 20. a fine sand conveyor; 21. a guide chute; 22. a guide slider; 23. a telescopic rod; 24. a feed hopper.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in figures 1 to 3, the utility model relates to a gravel and sand screening device for bridge construction, which comprises a bottom plate 1, a vibration support 2, a vibration spring 3, a motor support 4, a motor 5, a motor fixing ring 6, a motor output shaft 7, an eccentric wheel 8, a screening box 9, a feed inlet 10, a screening screen plate 11, a stone discharge pipe 12, a fine sand guide plate 13 and a fine sand discharge pipe 14, wherein the lower end of the vibration support 2 is connected with the middle part of the upper end of the bottom plate 1, two groups of vibration springs 3 are symmetrically arranged on the left side and the right side of the lower end in the vibration support 2, the lower end of the motor support 4 is connected with the lower end in the vibration support 2, the lower end of the motor fixing ring 6 is connected with the upper end of the motor support 4, the motor fixing ring 6 is sleeved on the upper end of the motor support 4, the input end of the motor, the left side and the right side of the lower end of the screening box 9 are respectively connected with the upper ends of the two groups of vibrating springs 3, the middle part of the upper end of the screening box 9 is provided with a feed inlet 10 in a communicating manner, a screening screen plate 11 is fixedly arranged at the upper side inside the screening box 9, a stone discharge pipe 12 is arranged at the right end of the screening screen plate 11 in a communicating manner, a fine sand guide plate 13 is fixedly arranged at the lower side inside the screening box 9, and the right end of a fine sand discharge pipe 14 is communicated with the upper side; the sand and stone mixture is filled into the screening box 9 through the feeding hole 10, then the motor 5 is started, the output end of the motor 5 drives the motor output shaft 7 to rotate, then the rotating motor output shaft 7 drives the eccentric wheel 8 to rotate, then the upper end of the rotating eccentric wheel 8 is closely matched with the lower end of the screening box 9, so that the screening box 9 vibrates up and down, meanwhile, the vibration effect of the screening box 9 is intensified through the elastic force action of the two groups of vibration springs 3, then the sand and stone mixture falling on the upper end of the screening net plate 11 is retained on the upper end of the screening net plate 11 through the screening action of the screening net plate 11, then fine sand falls on the upper end of the fine sand guide plate 13, then the stone is discharged through the stone discharging pipe 12, the fine sand can be discharged through the fine sand discharging pipe 14, the screening box 9 generates the vibration effect through the arrangement of the eccentric wheel 8 and the vibration springs 3, and the screening speed of, the use efficiency is improved.

The utility model discloses a gravel and sand screening equipment for bridge construction, still include transport leg 15, conveying roller 16, conveying motor 17, carry speed reducer 18 and conveyer belt 19, two sets of transport leg 15 set up in 2 right sides of vibrations support, and transport leg 15 lower extreme is connected with bottom plate 1 upper end, conveying roller 16 is rotatable to be installed on transport leg 15, conveying motor 17 rear end is connected with transport leg 15 front end, transport speed reducer 18 input end is connected with conveying motor 17 output end, transport speed reducer 18 output end is connected with conveying roller 16 input end, conveyer belt 19 cover is established in the 16 circumference of conveying roller outside, and conveyer belt 19 sets up at stone discharging pipe 12 output end downside; start conveying motor 17, conveying motor 17 output drives conveying roller 16 through carrying speed reducer 18 and rotates, and later pivoted conveying roller 16 drives conveyer belt 19 and rotates, then carries the stone that falls from stone discharging pipe 12 through conveyer belt 19, is convenient for collect the stone that uses the separation alone, improves the practicality of use.

The utility model discloses a gravel and sand screening equipment for bridge construction, still include fine sand conveyer 20, fine sand conveyer 20 sets up in shaking support 2 left side, and fine sand conveyer 20 sets up in the 14 output undersides of fine sand discharging pipe; through setting up fine sand conveyer 20, be convenient for concentrate the fine sand that will discharge from fine sand discharging pipe 14 and carry the collection and use, improve the convenience of use.

The utility model discloses a gravel and sand screening equipment for bridge construction still includes guide chute 21 and guide slider 22, and the upper sides of the left and right ends in the vibration support 2 are equipped with guide chute 21, and the inner ends of two sets of guide slider 22 are connected with the lower sides of the left and right ends of screening box 9, and guide slider 22 can be arranged in guide chute 21 in a sliding manner; through the cooperation of guide chute 21 and guide slider 22, be convenient for supplementary guide screening case 9 shakes from top to bottom, improves stability in use.

The utility model discloses a gravel and sand screening equipment for bridge construction still includes telescopic link 23, and telescopic link 23 upper end is connected with screening case 9 lower extreme, and telescopic link 23 lower extreme is connected with vibrations support 2 inside lower extreme to telescopic link 23 sets up inside vibrations spring 3 circumference; through setting up telescopic link 23, be convenient for support the tensile shrink of restriction vibrations spring 3, avoid vibrations spring 3 to buckle, improve stability in use.

The utility model discloses a gravel and sand screening device for bridge construction, which also comprises a feed hopper 24, wherein the lower end of the feed hopper 24 is communicated with the upper end of the feed inlet 10; through setting up feeder hopper 24, be convenient for accomodate inside gravel and sand mixture circulation gets into screening case 9, avoid gravel and sand mixture excessive at the filling in-process, improve the stability in use.

The utility model discloses a gravel and sand screening equipment is used in bridge construction, it is at the during operation, it gets into screening incasement portion with gravel and sand mixture filling through the feed inlet, later starter motor, the motor output end drives motor output shaft and rotates, then pivoted motor output shaft drives the eccentric wheel and rotates, later pivoted eccentric wheel upper end and screening case lower extreme paste the cooperation tightly, make the screening case shake from top to bottom, the effect of elasticity aggravation through two sets of vibrating spring simultaneously screens the vibration effect of case, then the screening effect that the gravel and sand mixture that falls on screening otter board upper end passes through the screening otter board makes the stone be detained in screening otter board upper end, later fine sand falls in fine sand stock guide upper end, then discharge the stone through the stone discharging pipe, through fine sand discharging pipe with fine sand can.

The utility model discloses a gravel and sand screening equipment is used in bridge construction, its mounting means, connected mode or set up the mode and be common mechanical system, as long as can reach all can implement of its beneficial effect.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. A gravel and sand screening device for bridge construction is characterized by comprising a bottom plate (1), a vibration support (2), vibration springs (3), a motor support (4), a motor (5), a motor fixing ring (6), a motor output shaft (7), an eccentric wheel (8), a screening box (9), a feed inlet (10), a screening net plate (11), a stone discharge pipe (12), a fine sand guide plate (13) and a fine sand discharge pipe (14), wherein the lower end of the vibration support (2) is connected with the middle part of the upper end of the bottom plate (1), two groups of vibration springs (3) are symmetrically arranged on the left side and the right side of the lower end in the vibration support (2), the lower end of the motor support (4) is connected with the lower end in the vibration support (2), the lower end of the motor fixing ring (6) is connected with the upper end of the motor support (4), and the motor fixing ring (5) is sleeved on the upper, the input of motor output shaft (7) is connected with motor (5) output, eccentric wheel (8) snare setting is in motor output shaft (7) circumference outside, screening case (9) lower extreme left and right sides is connected with two sets of vibrating spring (3) upper end respectively, screening case (9) upper end middle part intercommunication is provided with feed inlet (10), screening otter board (11) fixed mounting is at the inside upside of screening case (9), stone discharging pipe (12) intercommunication is installed at screening otter board (11) right-hand member, fine sand stock guide (13) fixed mounting is at the inside downside of screening case (9), fine sand discharging pipe (14) right-hand member and fine sand stock guide (13) left end upside intercommunication.

2. The gravel and sand screening device for bridge construction as claimed in claim 1, further comprising conveying legs (15), conveying rollers (16), a conveying motor (17), a conveying speed reducer (18) and conveying belts (19), wherein two groups of conveying legs (15) are arranged on the right side of the vibration support (2), the lower ends of the conveying legs (15) are connected with the upper end of the bottom plate (1), the conveying rollers (16) are rotatably mounted on the conveying legs (15), the rear ends of the conveying motors (17) are connected with the front ends of the conveying legs (15), the input ends of the conveying speed reducers (18) are connected with the output ends of the conveying motors (17), the output ends of the conveying speed reducers (18) are connected with the input ends of the conveying rollers (16), the conveying belts (19) are sleeved outside the circumference of the conveying rollers (16), and the conveying belts (19) are arranged on the lower sides of the output.

3. A sand and stone screening apparatus for bridge construction according to claim 2 further comprising a fine sand conveyor (20), the fine sand conveyor (20) being provided at the left side of the vibration support (2) and the fine sand conveyor (20) being provided at the lower side of the outlet end of the fine sand discharging pipe (14).

4. The sand screening device for bridge construction according to claim 3, further comprising guide sliding grooves (21) and guide sliding blocks (22), wherein the guide sliding grooves (21) are formed in the upper sides of the left end and the right end inside the vibration support (2), the inner ends of the two groups of guide sliding blocks (22) are connected with the lower sides of the left end and the right end of the screening box (9), and the guide sliding blocks (22) are slidably arranged inside the guide sliding grooves (21).

5. A gravel and sand screening equipment for bridge construction as claimed in claim 4, further comprising a telescopic rod (23), wherein the upper end of the telescopic rod (23) is connected with the lower end of the screening box (9), the lower end of the telescopic rod (23) is connected with the lower end of the inside of the vibration support (2), and the telescopic rod (23) is arranged inside the circumference of the vibration spring (3).

6. A sand and stone screening device for bridge construction as claimed in claim 5, further comprising a feed hopper (24), the lower end of the feed hopper (24) being communicated with the upper end of the feed inlet (10).