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CN-224208499-U - Sand double-excitation vibration device

CN224208499UCN 224208499 UCN224208499 UCN 224208499UCN-224208499-U

Abstract

The utility model provides a sand double-vibration device which comprises a support, wherein a vibration box is arranged on the support, a feed hopper is arranged on the vibration box, a mounting frame is arranged on the support, a mounting sleeve is arranged on the mounting frame, a discharging hopper is arranged in the mounting sleeve, rotating rods which are symmetrically distributed are arranged on the inner walls of two sides of the support in a rotating mode through rotating shafts, the bottom ends of the rotating rods are rotationally connected with bulk bins, and a driving module is further arranged on the support and used for driving the bulk bins to shake. By the sand double-vibration device, conveyed sand can be rapidly and uniformly scattered when the sand is screened, so that the sand can be uniformly scattered on a screen, subsequent vibration screening is facilitated, and the screening efficiency of the sand can be effectively ensured.

Inventors

  • MA KUNZHAN
  • SHI FENGTAO
  • ZHU MIAO
  • KONG WEIXIANG

Assignees

  • 郑州一帆机械设备有限公司
  • 上海山美环保装备股份有限公司

Dates

Publication Date
20260508
Application Date
20250423

Claims (7)

  1. 1. The sand double-vibration device comprises a support (101), wherein a vibration box (103) is arranged on the support (101), a feed hopper (110) is arranged on the vibration box (103), and the sand double-vibration device is characterized in that a mounting frame (112) is arranged on the support (101), a mounting sleeve (201) is arranged on the mounting frame (112), a blanking hopper (202) is arranged in the mounting sleeve (201), rotating rods (203) which are symmetrically distributed are arranged on the inner walls of two sides of the support (101) through rotating shafts, the bottom ends of the rotating rods (203) are rotationally connected with a bulk hopper (204), and a driving module is further arranged on the support (101) and used for driving the bulk hopper (204) to shake.
  2. 2. The sand double-excitation vibration device of claim 1, wherein the driving module comprises a control box (205) arranged on the outer side of the mounting frame (112), symmetrically distributed rotating shafts (206) are arranged in the control box (205) in a rotating mode, worm wheels are fixedly sleeved on the outer cambered surfaces of the rotating shafts (206), the rotating shafts (206) are respectively fixed with adjacent rotating shafts through couplings, a plurality of rotating seats (207) are arranged in the control box (205), worms (208) are respectively arranged between two adjacent rotating seats (207) in a rotating mode, the two worms (208) are fixed through the couplings, and the worms (208) are respectively meshed with the adjacent worm wheels.
  3. 3. The sand double-excitation device according to claim 2, wherein the control box (205) is further provided with a motor (209), and an output shaft of the motor (209) is fixed with an adjacent worm (208) through a coupling.
  4. 4. The sand double-excitation device according to claim 1, wherein a first filter screen (107) is arranged on the upper side of the interior of the vibration box (103), a second filter screen (108) is arranged in the middle of the vibration box (103), and a chute plate (109) is arranged on the lower side of the interior of the vibration box (103).
  5. 5. The sand double-vibration device as claimed in claim 4, wherein the upper end of the left side of the vibration box (103) is provided with a first discharge hopper (104) matched with the first filter screen (107), the middle part of the left side of the vibration box (103) is provided with a second discharge hopper (105) matched with the second filter screen (108), and the lower end of the left side of the vibration box (103) is provided with a third discharge hopper (106) matched with the chute plate (109).
  6. 6. The sand double-excitation device according to claim 1, wherein two symmetrically distributed exciters (111) are arranged at the lower end of the vibrating box (103).
  7. 7. The sand double-excitation device according to claim 1, wherein a plurality of fixing plates (102) are arranged on the lower side of the bracket (101), and fixing holes are formed in the fixing plates (102).

Description

Sand double-excitation vibration device Technical Field The utility model belongs to the technical field of sand screening, and particularly relates to a sand double-excitation vibration device. Background The sand double-vibration device is high-efficiency equipment for sand screening, conveying and processing, is widely applied to industries such as mines, building materials, chemical industry and the like, and generates compound vibration through two vibration sources (usually motor-driven vibration exciters), so that a higher-efficiency material processing effect is realized. The existing sand double-vibration device is characterized in that a vibration exciter generates a vibration source to enable equipment to generate required vibration frequency and vibration amplitude, then materials with different particle sizes are screened through a screen, the whole vibration device is buffered and supported through a spring, impact on a basic structure is reduced, and effectiveness of vibration transmission is guaranteed, so that sand vibration screening is achieved, but in the process of actual use, sand materials are generally conveyed into a feed inlet through a belt feeder and then are subjected to vibration screening through the vibrating screen, and the position of the sand materials is fixed when the belt feeder conveys the sand materials to the feed inlet, so that the materials fall on the screen and are concentrated and accumulated in a region, a certain time is needed to be spent for vibrating and screening the materials, and vibration screening efficiency of sand is affected. Disclosure of utility model In view of the defects in the prior art, the utility model provides the sand double-vibration device which can rapidly and uniformly scatter the conveyed sand during sand screening, so that the sand can be uniformly scattered on a screen, the subsequent vibration screening is convenient, and the sand screening efficiency can be effectively ensured. The sand double-vibration-excitation device comprises a support, a vibration box is arranged on the support, a feed hopper is arranged on the vibration box, a mounting frame is arranged on the support, a mounting sleeve is arranged on the mounting frame, a blanking hopper is arranged in the mounting sleeve, two side inner walls of the support are respectively provided with a rotating rod in symmetrical distribution through rotating shafts, the bottom ends of the rotating rods are respectively connected with the bulk hopper in a rotating mode, a driving module is further arranged on the support and used for driving the bulk hopper to shake, the driving module comprises a control box arranged on the outer side of the mounting frame, symmetrically distributed rotating shafts are arranged in the control box in a rotating mode, worm wheels are fixedly sleeved on outer cambered surfaces of the rotating shafts, the rotating shafts are respectively fixed with adjacent rotating shafts through couplings, a plurality of rotating seats are arranged in the control box, two adjacent rotating seats are respectively provided with worms in a rotating mode, the two worms are fixed through the couplings, the worms are respectively meshed with the adjacent worm wheels, an output shaft of the motor is further arranged on the control box, and the output shaft of the motor is fixed with the adjacent worm through the couplings. The vibrating box is characterized in that a first filter screen is arranged on the upper side of the inside of the vibrating box, a second filter screen is arranged in the middle of the vibrating box, a chute plate is arranged on the lower side of the inside of the vibrating box, a first discharge hopper matched with the first filter screen is arranged at the upper end of the left side of the vibrating box, a second discharge hopper matched with the second filter screen is arranged in the middle of the left side of the vibrating box, and a third discharge hopper matched with the chute plate is arranged at the lower end of the left side of the vibrating box. As a further improvement of the utility model, two vibration exciters which are symmetrically distributed are arranged at the lower end of the vibrating box. As a further improvement of the utility model, the lower side of the bracket is provided with a plurality of fixing plates, and the fixing plates are provided with fixing holes. Compared with the prior art, the utility model has the following beneficial effects: Firstly, drive the dwang that the pivot is located through the axis of rotation and take place reciprocating swing, because can constitute parallelogram structure between pivot, dwang and the bulk cargo hopper, and then can drive the continuous reciprocal rocking of bulk cargo hopper through the reciprocal swing of dwang, screen the grit material through the continuous reciprocal bulk cargo hopper of rocking. And secondly, the output shaft of the motor rotates positively and negatively, so