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CN-224224180-U - Cement soil stirring equipment

CN224224180UCN 224224180 UCN224224180 UCN 224224180UCN-224224180-U

Abstract

The utility model belongs to the technical field of building construction equipment, and particularly relates to cement soil stirring equipment. The device comprises a frame main body, a screening component and a stirring component, wherein the screening component and the stirring component are arranged on the frame main body and are connected through a premixing pipe, the screening component comprises a screening chamber, a screen and spiral cutters, two rotatable spiral cutters are horizontally arranged in the screening chamber in parallel, the two spiral cutters are meshed with each other, and the screen is arranged in the screening chamber and below the two spiral cutters. When the rotating shaft rotates, the ball blocks are driven to contact with the screen, the ball blocks impact the screen, and the screen continuously vibrates up and down under the action of springs at the upper side and the lower side, so that the screen is utilized to filter out the plain soil with the particle size meeting the requirement.

Inventors

  • HE QIANSHENG
  • LIAO JIAQIAN
  • JIN LIANGYING
  • PENG MIN
  • ZHAO LIZENG

Assignees

  • 成都建工第八建筑工程有限公司

Dates

Publication Date
20260512
Application Date
20250603

Claims (10)

  1. 1. The cement soil stirring equipment is characterized by comprising a frame main body (1), and a screening component and a stirring component which are arranged on the frame main body (1), wherein the screening component is connected with the stirring component through a premixing pipe, the screening component comprises a screening chamber (2), a screen (28) and a spiral knife (26), two rotatable spiral knives (26) are horizontally arranged in parallel in the screening chamber (2), the two spiral knives (26) are meshed with each other, and the screen (28) is arranged in the screening chamber (2) and below the two spiral knives (26).
  2. 2. The cement soil stirring device according to claim 1, wherein the spiral cutter (26) is rotationally connected with the side wall of the sieving chamber (2) through a rotating shaft (17), a connecting sleeve (25) is fixedly sleeved on the periphery of one rotating shaft (17), a connecting rod (24) is arranged on the outer circumferential side wall of the connecting sleeve (25), a ball block (23) is arranged at one end, far away from the connecting sleeve (25), of the connecting rod (24), the ball block (23) is driven to be contacted with a screen (28) when the rotating shaft (17) rotates, a fixed frame is arranged around the screen (28), a mounting groove (27) matched with the fixed frame is formed in the inner side wall of the sieving chamber (2), springs (29) are arranged on the upper portion and the lower portion of the fixed frame, and one end, far away from the fixed frame, of each spring (29) is fixedly connected with the inner side wall of the mounting groove (27).
  3. 3. The cement soil stirring device according to claim 2, wherein a plurality of connecting rods (24) are uniformly arranged on the outer circumferential side wall of the connecting sleeve (25), and the other end of each connecting rod (24) far away from the connecting sleeve (25) is provided with the ball block (23).
  4. 4. A soil cement mixer apparatus as claimed in claim 3, wherein the balls (23) are made of an elastic material.
  5. 5. The cement soil stirring equipment according to claim 2 is characterized in that one end of each rotating shaft (17) is rotatably connected with the inner side wall of the sieving chamber (2) through a bearing, the other end of each rotating shaft penetrates through the side wall of the sieving chamber (2) and is connected with a first gear (19), the first gears (19) on the two rotating shafts (17) are meshed, a driven sprocket (18) is further arranged at the end of one rotating shaft (17), a first motor (14) is arranged on the outer side wall of the sieving chamber (2), a driving sprocket (15) is arranged at the output end of the first motor (14), and transmission connection between the driving sprocket (15) and the driven sprocket (18) is achieved through a chain (16).
  6. 6. The cement soil stirring device according to claim 5, wherein the stirring assembly comprises a power mechanism, a stirring cylinder (3) and stirring blades (20), the stirring blades (20) are arranged on the inner side wall of the stirring cylinder (3), and the power mechanism drives the stirring cylinder (3) to rotate.
  7. 7. The cement soil stirring device according to claim 6, wherein the power mechanism comprises a second motor (21), a rack (9) and a second gear (8), the rack (9) is arranged around the outer circumferential side wall of the stirring barrel (3) in a circle, two second gears (8) are symmetrically arranged at the lower part of the stirring barrel (3), the two second gears (8) are fitted with the rack (9), one second gear (8) is driven to rotate by the second motor (21), and the other second gear (8) is driven to rotate by the rack (9).
  8. 8. A cement soil stirring apparatus as claimed in claim 7, wherein the power mechanism further comprises a friction belt (4) and a belt pulley (6), the friction belt (4) is arranged around the outer circumferential side wall of the stirring barrel (3) in a circle, two belt pulleys (6) are symmetrically arranged at the lower part of the stirring barrel (3), and the two belt pulleys (6) are matched with the friction belt (4).
  9. 9. The cement soil stirring device according to claim 8, wherein a ring-shaped blocking strip (5) is arranged on the outer circumferential side wall of the stirring cylinder (3) and on two sides of the friction belt (4), and the distance between the two ring-shaped blocking strips (5) corresponds to the width of the belt pulley (6).
  10. 10. The cement-soil stirring device according to claim 6, wherein the premixing tube comprises a rectangular pyramid section (13), a straight line section (12) and an arc section (11), the straight line section (12) is arranged between the rectangular pyramid section (13) and the arc section (11), the rectangular pyramid section (13) is arranged at the lower part of the sieving chamber (2), and one end, far away from the straight line section (12), of the arc section (11) is rotationally connected with the stirring cylinder (3).

Description

Cement soil stirring equipment Technical Field The utility model belongs to the technical field of building construction equipment, and particularly relates to cement soil stirring equipment. Background In urban large-scale construction, the number of roads and house projects is gradually increased, and whether the foundation structure strength reaches the standard is one of important factors influencing the long-term use of a building main body. Because the conditions of different regional soil layer characteristics exist in the construction period, if the cement slurry of the same type is used for filling and backfilling, the structural compactness of the soft soil layer and the weak soil layer region can be seriously influenced, the service lives of roads and buildings are shortened, and certain potential safety hazards exist. In order to solve the problem of physical characteristics of a soil layer structure and enhance the strength, the bearing capacity and the like of the soil layer structure, the structure construction requirement is generally met by means of cement modified soil, the backfilling compaction quality of cement soil has a large influence on the structure, and the backfilling compaction of weak places is difficult to treat. The existing stirring equipment is only used for mixing plain soil with cement, and cannot screen and control the particle size of the plain soil, so that the cement soil cannot meet backfill requirements, and construction quality is affected. Or manual screening, which affects the construction efficiency. Disclosure of utility model In order to solve the technical problems, the application provides cement soil stirring equipment. The cement soil stirring equipment comprises a frame main body, and a screening component and a stirring component which are arranged on the frame main body, wherein the screening component is connected with the stirring component through a premixing pipe, the screening component comprises a screening chamber, a screen and a spiral knife, two rotatable spiral knives are horizontally arranged in parallel in the screening chamber, the two spiral knives are meshed with each other, and the screen is arranged in the screening chamber and below the two spiral knives. Preferably, the spiral knife is rotationally connected with the side wall of the screening chamber through a rotating shaft, one of the rotating shaft is fixedly sleeved with a connecting sleeve, a connecting rod is arranged on the side wall of the outer circumference of the connecting sleeve, one end of the connecting rod, which is far away from the connecting sleeve, is provided with a ball block, the ball block is driven to be contacted with a screen during rotation of the rotating shaft, a fixed frame is arranged around the screen, mounting grooves matched with the fixed frame are formed in the side wall of the screening chamber, springs are arranged on the upper part and the lower part of the fixed frame, and one end, which is far away from the fixed frame, of the springs is fixedly connected with the inner side wall of the mounting groove. Preferably, a plurality of connecting rods are uniformly arranged on the outer circumferential side wall of the connecting sleeve, and the other end of each connecting rod, which is far away from the connecting sleeve, is provided with the ball block. Preferably, the ball block is made of elastic material. Preferably, one end of each rotating shaft is rotatably connected with the inner side wall of the screening chamber through a bearing, the other end of each rotating shaft penetrates through the inner side wall of the screening chamber and is connected with a first gear, the first gears on the two rotating shafts are meshed with each other, a driven sprocket is further arranged at the end of one rotating shaft, a first motor is arranged on the outer side wall of the screening chamber, a driving sprocket is arranged at the output end of the first motor, and transmission connection between the driving sprocket and the driven sprocket is realized through a chain. Preferably, the stirring assembly comprises a power mechanism, a stirring cylinder and stirring blades, wherein the stirring blades are arranged on the inner side wall of the stirring cylinder, and the power mechanism drives the stirring cylinder to rotate. Preferably, the power mechanism comprises a second motor, a rack and a second gear, the rack is arranged around the side wall of the outer circumference of the stirring cylinder in a circle, two second gears are symmetrically arranged at the lower part of the stirring cylinder, the two second gears are matched with the rack, the second motor drives one of the second gears to rotate, and the other second gear rotates under the drive of the rack. Preferably, the power mechanism further comprises a friction belt and a belt pulley, wherein the friction belt is arranged around the outer circumferential side wall of the stirring cylinder