CN210207615U

CN210207615U - Multistage screening sand machine for building

Info

Publication number: CN210207615U
Application number: CN201920338201.0U
Authority: CN
Inventors: Huaqiang Zhang; 张华强; Fusheng Yu; 于复生; Liang Zhou; 周亮
Original assignee: Shandong Jianzhu University
Current assignee: Shandong Jianzhu University
Priority date: 2019-03-16
Filing date: 2019-03-16
Publication date: 2020-03-31
Anticipated expiration: 2029-03-16

Abstract

The utility model discloses a multistage sand screening machine for buildings, which comprises an outer frame, wherein the front part and the rear part of the outer frame are provided with openings, the top of the inner cavity of the outer frame is fixedly connected with a first vertical rod, the front end surface of the first vertical rod is movably connected with a worm wheel, the front end surface of the worm wheel is fixedly connected with a round block, the front end surface of the round block is provided with a transverse rod, the transverse rod is provided with an elongated slot, the transverse rod is embedded on the round block through the elongated slot, the worm wheel is mutually engaged with a worm, one side of the worm is provided with a motor, the motor shaft of the motor is fixedly connected with the worm, one end of the motor, which is far away from the worm, is fixedly connected with a second vertical rod, the bottom end of the transverse rod is provided with a first screening device, the side walls of the left side and the right side, the device can meet the requirements of multi-stage screening, good screening effect and the like.

Description

Multistage screening sand machine for building

Technical Field

The utility model relates to a building technical field specifically is a multistage screening sand machine for building.

Background

The building is a general term of buildings and structures, and is an artificial environment created by people by using the grasped material technical means and applying certain scientific laws, geomantic omen concepts and aesthetic rules to meet the needs of social life. The building is made of clay, bricks, tiles, stones and wood for people; (reinforced concrete and section bars are used recently) and other building materials, such as houses, bridges, plants, gymnasiums, cave dwellings, water towers, temples and the like. In a broad sense, landscapes and gardens are also part of buildings. More broadly, nests that are intentionally created by animals may also be counted as buildings.

The sand is an essential basic raw material in the field of construction, various impurities such as broken stones, garbage and the like exist in the sand, sand grains in the sand are also classified into different grades, the purposes are different, and the required sand is different in grain size grade. Therefore, the sand needs to be screened before it can be used.

The existing sand screening equipment is generally only provided with a first-level sand screening device, cannot meet different working requirements, and is poor in screening effect.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem lie in overcoming prior art can not satisfy multistage screening, screening effect poor defect, provide a multistage screening sand machine for building. The multistage sand screening machine for the building has the characteristics of meeting multistage screening, being good in screening effect and the like.

In order to achieve the above object, the utility model provides a following technical scheme: a multistage sand screening machine for buildings comprises an outer frame, wherein openings are formed in the front and the rear of the outer frame, a first vertical rod is fixedly connected to the top of an inner cavity of the outer frame, a worm wheel is movably connected to the front end face of the first vertical rod, a round block is fixedly connected to the front end face of the worm wheel, a cross rod is arranged on the front end face of the round block, an elongated slot is formed in the cross rod, the cross rod is embedded on the round block through the elongated slot, the worm wheel is meshed with a worm, a motor is arranged on one side of the worm, a motor shaft of the motor is fixedly connected with the worm, a second vertical rod is fixedly connected to one end, away from the worm, of the motor, a first screening device is arranged at the bottom end of the cross rod, slide rails are fixedly connected to the side walls on the left side and the right side of, the bottom end of the outer frame is movably connected with a collecting tank.

Preferably, first screening plant includes two risers, two the riser is fixed on the horizontal pole bottom, the first screening frame of horizontal pole both ends fixedly connected with, two there is a dodge gate first screening frame bottom through hinge connection, first screening hole has been seted up on the first dodge gate, one side fixedly connected with dead lever of horizontal pole is kept away from to first screening frame, one side that first screening frame was kept away from to the dead lever extends to the slide rail inner chamber to with top slider fixed connection, two the riser is close to first screening frame one side and is equipped with the first tooth piece of a plurality of, first screening frame bottom both ends fixedly connected with first baffle, first screening frame below is equipped with second screening plant.

Preferably, the second screening device comprises two second screening frames and two second screening frames close to a fixed plate fixedly connected with one side of a sliding block, one side of each fixed plate far away from the corresponding second screening frame extends to an inner cavity of the sliding rail and is fixedly connected with the sliding block below the sliding block, the two second screening frames are connected with a plurality of second gear blocks through hinges and are close to one side of the corresponding gear, the two second screening frames are connected with a second movable door through the hinges, second screening holes are formed in the second movable door, a screening frame body is arranged below the corresponding vertical plate, two ends of the screening frame body are fixed to the bottom end of the second screening frame, and a third screening hole is formed in the bottom of the screening frame body.

Preferably, a plurality of first tooth piece and second tooth piece cross section are triangle-shaped, and a plurality of first tooth piece and second tooth piece are linear arrangement from top to bottom in proper order, first tooth piece and second tooth piece combination are the cockscomb structure.

Preferably, the aperture of the third screening hole is larger than that of the second screening hole, and the aperture of the second screening hole is larger than that of the first screening hole.

Compared with the prior art, the beneficial effects of the utility model are that: can first montant, the worm wheel, the circle piece, the horizontal pole, the elongated slot, the worm, including a motor, an end cap, a controller, and a cover plate, the second montant, first screening plant, the riser, first screening frame, first dodge gate, first screening hole, the dead lever, first tooth piece, first baffle, second screening plant, second screening frame, the fixed plate, the gear, the second tooth piece, the second dodge gate, second screening hole, the screening framework, third screening hole, the slide rail, the slider, mutually support between feed inlet and the collecting vat and use, can be to the effectual multistage screening of sand, this device screening efficiency is high.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

reference numbers in the figures: 1. an outer frame; 2. a first vertical bar; 3. a worm gear; 4. a round block; 5. a cross bar; 6. a long groove; 7. a worm; 8. a motor; 9. a second vertical bar; 10. a first screening device; 100. a vertical plate; 101. a first screening frame; 102. a first movable door; 103. a first screening aperture; 104. fixing the rod; 105. a first tooth block; 106. a first baffle plate; 107. a second screening device; 1070. a second screening frame; 1071. a fixing plate; 1072. a gear; 1073. a second tooth block; 1074. a second movable door; 1075. a second screening aperture; 1076. screening the frame body; 1077. a third screening aperture; 11. a slide rail; 12. a slider; 13. a feed inlet; 14. and (4) collecting the tank.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, the present invention provides a technical solution: a multistage sand screening machine for buildings comprises an outer frame 1, wherein the front and the back of the outer frame 1 are provided with openings, the top of an inner cavity of the outer frame 1 is fixedly connected with a first vertical rod 2, the front end face of the first vertical rod 2 is movably connected with a worm wheel 3, the front end face of the worm wheel 3 is fixedly connected with a round block 4, the front end face of the round block 4 is provided with a cross rod 5, the cross rod 5 is provided with an elongated slot 6, the cross rod 5 is embedded on the round block 4 through the elongated slot 6, the worm wheel 3 is mutually engaged with a worm 7, one side of the worm 7 is provided with a motor 8, a motor shaft of the motor 8 is fixedly connected with the worm 7, one end of the motor 8 far away from the worm 7 is fixedly connected with a second vertical rod 9, the bottom end of the cross rod 5 is provided with a first screening device 10, the first screening device 10 comprises two vertical plates 100, the two vertical plates 100 are fixed on, the first movable door 102 is provided with a first screening hole 103, one side of the first screening frame 101, which is far away from the cross rod 5, is fixedly connected with a fixed rod 104, one side of the fixed rod 104, which is far away from the first screening frame 101, extends to the inner cavity of the slide rail 11 and is fixedly connected with the upper slide block 12, one sides of the two vertical plates 100, which are close to the first screening frame 101, are provided with a plurality of first toothed blocks 105, the cross sections of the first toothed blocks 105 and the second toothed blocks 1073 are triangular, the first toothed blocks 105 and the second toothed blocks 1073 are sequentially and linearly arranged from top to bottom, the first toothed blocks 105 and the second toothed blocks 1073 are combined to form a saw-toothed shape, two ends of the bottom end of the first screening frame 101 are fixedly connected with first baffle plates 106, a second screening device 107 is arranged below the first screening frame 101, the second screening device 107 comprises two second screening frames 1070, one sides of the two second screening frames 1070, which are close to the slide block 12, are fixedly connected with fixed plates 1071, one side of the fixed, and is fixedly connected with a sliding block 12 below, a gear 1072 is arranged between two second screening frames 1070 and a vertical plate 100, one side of the second screening frames 1070 close to the gear 1072 is fixedly connected with a plurality of second gear blocks 1073, the bottom ends of the two second screening frames 1070 are connected with a second movable door 1074 through hinges, the second movable door 1074 is provided with a second screening hole 1075, a screening frame 1076 is arranged below the vertical plate 100, both ends of the screening frame 1076 are fixed at the bottom end of the second screening frames 1070, the bottom of the screening frame 1076 is provided with a third screening hole 1077, the caliber of the third screening hole 1077 is larger than that of the second screening hole 1075, and second screening hole 1075 bore is greater than first screening hole 103, and frame 1 left and right sides lateral wall fixedly connected with slide rail 11, two slide rail 11 inner chamber sliding connection have

slider

12, and 1 top of frame is pegged graft and is had two feed inlets 13, and feed inlet 13 uses the center of frame 1 to be the symmetry setting as the central line, and 1 bottom swing joint of frame has collecting vat 14.

The working principle is as follows: when the utility model is used, sand to be screened falls into the inner cavity of the first screening frame 101 through the feed inlet 13, then an operator turns on the motor 8 through an external power supply, the power output end of the motor 8 drives the worm 7 to rotate, the worm wheel 3 rotates along with the worm 7 and the worm wheel 3 because of the mutual meshing between the worm 7 and the worm wheel 3, the worm wheel 3 drives the round block 4 to rotate, the round block 4 drives the cross rod 5 to move up and down, the cross rod 5 respectively drives the vertical plate 100 and the first screening frame 101 to move up and down, the first screening frame 101 respectively drives the fixed rod 104 and the first baffle 106 to move up and down, the fixed rod 104 drives the upper slide block 12 to move up and down, the first screening frame 101 screens the sand, the sand falls into the inner cavity of the second screening frame 1070 through the first screening hole 103, the vertical plate 100 drives the first tooth block 105 to move up and down, the first tooth block 105 drives the gear 1072 to rotate, the gear 1072 drives the second tooth block, the second screening frame 1070 drives the fixing plate 1071 and the screening frame 1076 to move up and down, the fixing plate 1071 drives the lower sliding block 12 to move up and down in the sliding rail 11, the second screening frame 1070 shakes up and down to drop sand into the screening frame 1076 through the second screening holes 1075, the screening frame 1076 moves up and down along with the second screening frame 1070, the screening frame 1076 drops the sand into the collecting tank 14 through the third screening holes 1077, because the size of each screening hole is different, sand with different sizes can be sunned out, when screening is completed, the motor 8 is closed, the sand larger than the sand in the third screening holes 1077 is taken out, then the sand in the collecting tank 14 is opened everywhere, then the second movable door 1074 is opened, the sand in the second screening frame 1070 is dropped into the collecting tank 14 through the screening frame 1076, then the sand in the collecting tank 14 is poured out, then the first movable door is opened, and then the second screening frame 1076 is sequentially passed through, and then falls into the collection trough 14 so that the sand is collected, the first and

second doors

102, 1074 are closed and the process is repeated to screen more sand.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a multistage screening sand machine for building, includes frame (1), be the opening setting around frame (1), its characterized in that: the top of the inner cavity of the outer frame (1) is fixedly connected with a first vertical rod (2), the front end face of the first vertical rod (2) is movably connected with a worm wheel (3), the front end face of the worm wheel (3) is fixedly connected with a round block (4), the front end face of the round block (4) is provided with a transverse rod (5), the transverse rod (5) is provided with an elongated slot (6), the transverse rod (5) is embedded on the round block (4) through the elongated slot (6), the worm wheels (3) are mutually meshed with a worm (7), one side of the worm (7) is provided with a motor (8), a motor shaft of the motor (8) is fixedly connected with the worm (7), one end of the motor (8) far away from the worm (7) is fixedly connected with a second vertical rod (9), the bottom end of the transverse rod (5) is provided with a first screening device (10), and the side walls of, two slide rail (11) inner chamber sliding connection has slider (12), it has two feed inlets (13) to peg graft at frame (1) top, feed inlet (13) use the center of frame (1) to be the symmetry setting as the central line, frame (1) bottom swing joint has collecting vat (14).

2. The multi-stage sand screening machine for buildings according to claim 1, wherein: the first screening device (10) comprises two vertical plates (100), the two vertical plates (100) are fixed at the bottom end of a cross rod (5), two ends of the cross rod (5) are fixedly connected with first screening frames (101), the bottom ends of the two first screening frames (101) are connected with a first movable door (102) through hinges, a first screening hole (103) is formed in the first movable door (102), one side, far away from the cross rod (5), of each first screening frame (101) is fixedly connected with a fixed rod (104), one side, far away from the first screening frame (101), of each fixed rod (104) extends to an inner cavity of a sliding rail (11) and is fixedly connected with an upper sliding block (12), a plurality of first tooth blocks (105) are arranged at one side, close to the first screening frame (101), of the two vertical plates (100), and first baffle plates (106) are fixedly connected at two ends of the bottom end of the first screening frame (101), and a second screening device (107) is arranged below the first screening frame (101).

3. The multi-stage sand screening machine for buildings according to claim 2, wherein: the second screening device (107) comprises two second screening frames (1070), one side of each second screening frame (1070) close to the corresponding slide block (12) is fixedly connected with a fixing plate (1071), one side, far away from the second screening frame (1070), of each fixing plate (1071) extends to the inner cavity of the corresponding slide rail (11) and is fixedly connected with the corresponding slide block (12) below, a gear (1072) is arranged between each second screening frame (1070) and the corresponding vertical plate (100), one side, close to the gear (1072), of each second screening frame (1070) is fixedly connected with a plurality of second tooth blocks (1073), the bottom ends of the two second screening frames (1070) are connected with a second movable door (1074) through hinges, each second movable door (1074) is provided with a second screening hole (1075), a screening frame body (1076) is arranged below the corresponding vertical plate (100), and the two ends of the screening frame body (1076) are fixed at the bottom ends of the second screening frames (1070), and a third screening hole (1077) is formed in the bottom of the screening frame body (1076).

4. The multi-stage sand screening machine for buildings according to claim 2, wherein: a plurality of first tooth piece (105) and second tooth piece (1073) cross section are triangle-shaped, and a plurality of first tooth piece (105) and second tooth piece (1073) are linear arrangement from last to being time to time, first tooth piece (105) and second tooth piece (1073) combination are the cockscomb structure.

5. The multi-stage sand screening machine for buildings according to claim 3, wherein: the aperture of the third screening hole (1077) is larger than that of the second screening hole (1075), and the aperture of the second screening hole (1075) is larger than that of the first screening hole (103).