CN219424866U - Sand screening machine for ready-mixed mortar - Google Patents

Abstract

The utility model relates to the technical field of sand screening machines, in particular to a ready-mixed mortar sand screening machine, which comprises: the dust collection device comprises a bottom plate, wherein a sand screening hopper is arranged at the top of the bottom plate through a supporting column, a vibration sand screening mechanism is arranged on the inner side wall of the bottom of the sand screening hopper, a collecting box is fixedly arranged at the bottom of the bottom plate, a dust collection box is fixedly arranged on one side of the top of the bottom plate, and an angle adjusting mechanism for adjusting the dust collection angle of a suction nozzle is arranged at the top of the dust collection box. The utility model is provided with the angle adjusting mechanism, the air pump sucks air, and the dust is sucked into the dust collection box through the dust collection hose and the suction nozzle, so that the dust is prevented from polluting air and endangering the health of staff, the angle adjusting mechanism drives the suction nozzle to swing up and down, the dust collection range of the suction nozzle is improved, and the dust collection efficiency is improved; according to the sand screening device, the sand screening mechanism is arranged, one side of the screen is hinged to the inner wall of the sand screening hopper, and after sand materials block the screen, the air pressure rod reciprocally impacts the screen to enable the screen to vibrate, so that the blocked sand materials are vibrated down.

Description

Sand screening machine for ready-mixed mortar

Technical Field

The utility model relates to the technical field of sand screening machines, in particular to a ready-mixed mortar sand screening machine.

Background

The ready-mixed mortar is produced by specialized factories and used as a building foundation, a wall body masonry or an indoor and outdoor plastering adhesive, plays an important role in building construction, and sand is one of necessary materials to be used, plays a role of a framework in the mortar, and improves the compactness and strength of the mortar, so that the building has good quality and high bearing strength. In general, cement mortar requires sand materials with basically consistent particle sizes, so sand mixed with impurities is required to be screened before mortar preparation, so that the quality of the sand materials is better, the quality of a building is improved, and screening the sand materials by a sand screening machine is an indispensable step.

The current sand screening machine is when sieving the sand material, because mix dust and impurity in the sand material, when pouring the sand screening fill and sieving sand, dust impurity rises along the sand screening fill and spreads in the air, cause the pollution to the environment, also can endanger staff physical and mental health, and current sand screening machine generally sieves sand through the screen cloth that the slope set up, the sand material is at the in-process of screen cloth landing, the sand that is less than the screen cloth bore passes the screen cloth, the sand that is greater than the screen cloth bore is filtered, but the sand material can block up the screen cloth, need artifical mediation after the jam, influence the efficiency of sieving sand.

Therefore, the utility model designs a ready-mixed mortar sand screening machine to solve the problems in the prior art.

Disclosure of Invention

The utility model aims to provide a ready-mixed mortar sand screening machine so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a ready mixed mortar sand screening machine comprising: the dust screening device comprises a bottom plate, a sand screening hopper is arranged at the top of the bottom plate through a supporting column, a vibration sand screening mechanism is arranged on the inner side wall of the bottom of the sand screening hopper, a collecting box is arranged at the bottom of the bottom plate and fixedly arranged at one side of the top of the bottom plate, a dust collecting box is fixedly arranged at one side of the top of the bottom plate, an air pump is arranged at the top of the dust collecting box, one side of the air pump is communicated with the dust collecting box through an air suction pipe, a dust collecting hose is communicated with one side of the dust collecting box, a suction nozzle is communicated with one end of the dust collecting hose, and an adjusting angle mechanism for adjusting the dust collecting angle of the suction nozzle is arranged at the top of the suction nozzle.

Preferably, the vibration sand screening mechanism comprises a screen, the screen is hinged to one side inner wall of the sand screening hopper, a through groove which is slidably mounted with the screen is formed in the other side inner wall of the sand screening hopper, a groove is formed in one side wall of the sand screening hopper, the groove is communicated with the bottom of the through groove, a pneumatic rod is arranged in the groove, the pneumatic rod is fixedly mounted on the sand screening hopper, and a rubber block is arranged at the top of the through groove.

Preferably, the angle adjusting mechanism comprises a fixed column, the fixed column is fixedly arranged at the top of the dust collecting box, a U-shaped plate is fixedly arranged at the top of the fixed column, a servo motor is fixedly arranged at the top of the U-shaped plate, the output end of the servo motor is connected with a rotating shaft, the bottom of the rotating shaft is rotatably arranged on the inner wall of the bottom of the U-shaped plate, a rotating rod is connected with the outer side wall of the rotating shaft, a connecting shaft is rotatably arranged at one side of the rotating rod, and one end of the connecting shaft is connected with the suction nozzle.

Preferably, the electric putter is installed at the top of dwang, electric putter's output is connected with the rack, the one end of connecting axle is connected with the gear with rack and pinion engaged with.

Preferably, a baffle is arranged above one side of the screen, which is far away from the through groove, and the baffle is fixedly arranged on the inner wall of the sand screening bucket.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the air pump sucks air through the angle adjusting mechanism, and the dust is sucked into the dust collection box through the dust collection hose and the suction nozzle, so that the dust is prevented from polluting air and endangering the health of staff, and the angle adjusting mechanism drives the suction nozzle to swing up and down, so that the dust collection range of the suction nozzle is improved, and the dust collection efficiency is improved;

2. according to the utility model, through the arrangement of the vibrating sand screening mechanism, one side of the screen is hinged on the inner wall of the sand screening hopper, after sand materials block the screen, the air pressure rod reciprocally impacts the screen, so that the screen vibrates, the blocked sand materials are vibrated down, and compared with manual dredging, the efficiency is improved.

Drawings

FIG. 1 is a schematic view in front cross-section of the present utility model;

FIG. 2 is an enlarged schematic view of the mechanism of FIG. 1A in accordance with the present utility model;

fig. 3 is an enlarged schematic view of the mechanism of fig. 1B in accordance with the present utility model.

In the figure: 1. a bottom plate; 2. a support column; 3. screening sand hopper; 4. a vibrating sand screening mechanism; 5. a collection box; 6. a dust collection box; 7. an air pump; 8. an air suction pipe; 9. a dust collection hose; 10. a suction nozzle; 11. an angle adjusting mechanism; 401. a screen; 402. a through groove; 403. a groove; 404. a pneumatic rod; 405. a rubber block; 111. fixing the column; 112. a U-shaped plate; 113. a servo motor; 114. a rotating shaft; 115. a rotating lever; 116. a connecting shaft; 117. an electric push rod; 118. a rack; 119. a gear.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, an embodiment of the present utility model is provided: a ready mixed mortar sand screening machine comprising: the bottom plate 1, install screening sand fill 3 through support column 2 at the top of bottom plate 1, the bottom inside wall of screening sand fill 3 is equipped with vibrations screening sand mechanism 4, the bottom of screening sand fill 3 is equipped with collecting box 5, collecting box 5 fixed mounting is in the bottom of bottom plate 1, top one side fixed mounting of bottom plate 1 has dust collection box 6, air pump 7 is installed at the top of dust collection box 6, one side and the dust collection box 6 of air pump 7 are linked together through breathing pipe 8, one side intercommunication of dust collection box 6 has dust absorption hose 9, the one end intercommunication of dust absorption hose 9 has suction nozzle 10, the top of suction nozzle 10 is equipped with the angle regulation mechanism 11 of regulation suction nozzle 10 dust absorption angle, the sand material passes screen 401 through, the sand that is less than the screen cloth bore gets into collecting box 5 through the screen cloth, be greater than the sand of screen cloth bore is filtered along screen cloth 401 landing to the left side, breathing pipe bottom inner wall is equipped with the filter screen, avoid inhaling dust in the air pump 7.

Referring to fig. 1-2, in this embodiment: the vibration sand screening mechanism 4 comprises a screen 401, the screen 401 is hinged to the inner wall of one side of the sand screening hopper 3, a through groove 402 which is slidably mounted with the screen 401 is formed in the inner wall of the other side of the sand screening hopper 3, a groove 403 is formed in the side wall of one side of the sand screening hopper 3, the groove 403 is communicated with the bottom of the through groove 402, a pneumatic rod 404 is arranged in the groove 403, the pneumatic rod 404 is fixedly mounted on the sand screening hopper 3, a rubber block 405 is arranged at the top of the through groove 402, the pneumatic rod 404 stretches out and draws back to strike the bottom of the screen 401, so that the screen 401 vibrates, sand materials blocked in the screen 401 are vibrated, the pneumatic rod 401 strikes the screen 401, the top of the pneumatic rod contacts with the rubber block 405, and the rubber block 405 has elasticity, so that the impact force at the top of the screen 401 can be reduced.

Referring to fig. 1 and 3, in the present embodiment: the angle adjusting mechanism 11 comprises a fixed column 111, the fixed column 111 is fixedly arranged at the top of the dust box 6, a U-shaped plate 112 is fixedly arranged at the top of the fixed column 111, a servo motor 113 is fixedly arranged at the top of the U-shaped plate 112, the output end of the servo motor 113 is connected with a rotating shaft 114, the bottom of the rotating shaft 114 is rotatably arranged on the inner wall of the bottom of the U-shaped plate 112, the outer side wall of the rotating shaft 114 is connected with a rotating rod 115, one side of the rotating rod 115 is rotatably provided with a connecting shaft 116, one end of the connecting shaft 116 is connected with the suction nozzle 10, and the servo motor 113 drives the rotating shaft 114 to rotate positively and negatively by 90 degrees so that the rotating rod 115 swings back and forth, thereby swinging the suction nozzle 10 back and forth, improving the dust collection range of the suction nozzle 10 and the dust collection efficiency.

Referring to fig. 3, in the present embodiment: the electric push rod 117 is installed at the top of the rotating rod 115, the output end of the electric push rod 117 is connected with the rack 118, one end of the connecting shaft 116 is connected with the gear 119 meshed with the rack 118, the electric push rod 117 drives the rack 118 to reciprocate, the gear 119 is enabled to rotate positively and negatively, the suction nozzle 10 is enabled to swing up and down through the connecting shaft 116, the up and down dust collection range is improved, and the dust collection efficiency is further improved.

Referring to fig. 1, in this embodiment: the screen 401 is provided with a baffle above one side far away from the through groove 402, and the baffle is fixedly arranged on the inner wall of the sand screening hopper 3, and the baffle blocks air at the hinged position of the screen 401 and the sand screening hopper 3, so that sand is prevented from being blocked and the up-and-down swing of the screen 401 is prevented from being influenced.

Working principle: sand is poured into the sand screening hopper 3, sand is screened through the screen 401, the air pressure rod 404 is used for repeatedly impacting the screen 401, vibration is generated, dust impurities are prevented from being mixed in sand and sand, dust is scattered in air above the sand screening hopper 3 after the sand is poured into the sand screening hopper 3, the air pump 7 works, the rotating shaft 114 is driven by the servo motor 113 to rotate back and forth by 90 degrees through the dust collection hose 9 and the suction nozzle 10, the rotating shaft 114 drives the rotating rod 115 to swing back and forth by 90 degrees, the dust collection range of the left and right of the suction nozzle 10 is enlarged, the dust collection efficiency is improved, meanwhile, the electric push rod 117 is driven by the rack 118 to stretch back and forth, the suction nozzle 10 swings up and down through the gear 119, the dust collection range of the suction nozzle 10 is enlarged, the dust collection efficiency is further improved, and the content which is not described in detail in the description belongs to the prior art known to the person skilled in the art.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims (5)

1. A ready mixed mortar sand screening machine comprising: bottom plate (1), its characterized in that: the utility model discloses a dust collection device, including bottom plate (1), dust collection box (6), air pump (7) are installed at the top of bottom plate (1), one side of air pump (7) is linked together through breathing pipe (8) with dust collection box (6), one side intercommunication of dust collection box (6) has dust collection hose (9), one end intercommunication of dust collection hose (9) has suction nozzle (10), the top of dust collection box (6) is equipped with angle adjustment mechanism (11) of regulation suction nozzle (10) dust collection angle.

2. A ready mixed mortar sand screening machine according to claim 1, characterized in that: the vibrating sand screening mechanism (4) comprises a screen (401), the screen (401) is hinged to one side inner wall of a sand screening hopper (3), a through groove (402) which is slidably mounted with the screen (401) is formed in the other side inner wall of the sand screening hopper (3), a groove (403) is formed in one side wall of the sand screening hopper (3), the groove (403) is communicated with the bottom of the through groove (402), a pneumatic rod (404) is arranged in the groove (403), the pneumatic rod (404) is fixedly mounted on the sand screening hopper (3), and a rubber block (405) is arranged at the top of the through groove (402).

3. A ready mixed mortar sand screening machine according to claim 1, characterized in that: the utility model provides an adjustable angle mechanism (11) is including fixed column (111), fixed column (111) fixed mounting is at the top of dust collection box (6), the top fixed mounting of fixed column (111) has U template (112), the top fixed mounting of U template (112) has servo motor (113), the output of servo motor (113) is connected with pivot (114), the bottom inner wall at U template (112) is installed in the bottom rotation of pivot (114), the lateral wall of pivot (114) is connected with dwang (115), connecting axle (116) are installed in one side rotation of dwang (115), the one end of connecting axle (116) is connected with suction nozzle (10).

4. A ready mixed mortar sand screening machine according to claim 3, characterized in that: an electric push rod (117) is installed at the top of the rotating rod (115), a rack (118) is connected to the output end of the electric push rod (117), and a gear (119) meshed with the rack (118) is connected to one end of the connecting shaft (116).

5. A ready mixed mortar sand screening machine according to claim 2, characterized in that: a baffle is arranged above one side of the screen (401) far away from the through groove (402), and the baffle is fixedly arranged on the inner wall of the sand screening hopper (3).