CN211359544U

CN211359544U - River sand screening mechanism for cement mortar preparation

Info

Publication number: CN211359544U
Application number: CN201921987692.8U
Authority: CN
Inventors: 周旦; 万志强
Original assignee: Changzhou Weining Building Materials Co ltd
Current assignee: Changzhou Weining Building Materials Co ltd
Priority date: 2019-11-18
Filing date: 2019-11-18
Publication date: 2020-08-28
Anticipated expiration: 2029-11-18

Abstract

The utility model relates to a river sand screening technical field specifically is a cement mortar preparation is with river sand screening mechanism, including the screening case, the upper surface of screening case link up the welding and has the feed inlet, one side surface mounting of screening case has shock dynamo, the opposite side surface of screening case link up the welding and has the soil block export, the opposite side surface of screening case is located the below position department through-link welding of soil block export and has the roving export, the lower surface welding of screening case has the spring, the lower surface welding of spring has the support base, the position department welding that the inside of screening case closes on the soil block export has the coarse strainer, the position department welding that the inside of screening case closes on the roving export has the fine filter screen. The utility model discloses river sand screening mechanism, the screening efficiency is higher, runs through the fixed orifices through the screw and fixes the support base subaerial, and it is fixed that the screening case passes through spring mounting with the support base, and the categorised fineness of screening is higher.

Description

River sand screening mechanism for cement mortar preparation

Technical Field

The utility model relates to a river sand screening technical field specifically is a sand screening mechanism is used in cement mortar preparation.

Background

The cement mortar is prepared from cement, fine aggregate and water, namely cement, sand and water, according to the needs, and the cement mixed mortar is prepared from cement, fine aggregate, lime and water. Both are different concepts, called differently, and used differently, commonly known as 1: 3 the cement mortar is prepared by mixing 1 weight of cement and 3 weight of sand, the water component is neglected in practice, and the proportion is generally about 0.6, namely 1: 3: 0.6, the density of cement mortar is 2000Kg/m3, when processing cement mortar, at first select river sand to screen so this device is mainly used for river sand screening, generally for the disposable screening of filter screen, and the screening efficiency that the screening filter screen is the immobilization is low.

Chinese patent discloses a sand screening mechanism (grant No. CN106862062A), it is comparatively complicated that ordinary screening mechanism has been solved to this patent technique, the operation is inconvenient, its screen cloth blocks up easily, make the lower problem of screening efficiency, however, river sand screening mechanism on the existing market, most screening efficiency is lower, be unfavorable for quick screening to make river sand be applied to cement mortar preparation, most placing stationarity of device, be unfavorable for placing and screening of screening mechanism, most screening categorised fineness is lower, be unfavorable for the disposable screening of roving fine sand. Accordingly, those skilled in the art have provided a river sand screening mechanism for cement mortar preparation to solve the problems set forth in the background art described above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sand screening mechanism for cement mortar preparation to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a river sand screening mechanism is used in cement mortar preparation, includes the screening case, the upper surface through welding of screening case has the feed inlet, the outer surface mounting of one side of screening case has shock dynamo, the opposite side surface through welding of screening case has the clod export, the opposite side surface of screening case is located the below position department through welding of clod export and has the roving export, the lower skin weld of screening case has the spring, the lower skin weld of spring has the support base, the position department welding that the inside of screening case closes on the clod export has the coarse strainer, the position department welding that the inside of screening case closes on the roving export has the fine strainer.

As a further aspect of the present invention: the inside lower surface of screening case has seted up the fine sand export, the upper surface of supporting the base has seted up base sand outlet, the welding of the lower extreme one side of supporting the base has the fixed plate, the fixed orifices has been seted up to the upper surface of fixed plate.

As a further aspect of the present invention: the screening case is the component of a stainless steel material with the support base, the spring is provided with two sets ofly, and a set of spring has threely, a set of spring welds in the lower surface one side of screening case respectively with another set of spring.

As a further aspect of the present invention: the length that the clod exported is greater than the length that the roving exported, the sieve mesh of coarse strainer upper surface is greater than the sieve mesh of fine filter screen upper surface, the coarse strainer is with the inclination looks adaptation of fine filter screen, the inclination looks adaptation of fine filter screen and roving export.

As a further aspect of the present invention: the fine sand outlet corresponds to the base sand outlet in position, the opening size of the fine sand outlet is slightly smaller than that of the base sand outlet, and the screened fine sand enters the inner side of the supporting base through the fine sand outlet and the base sand outlet.

As a further aspect of the present invention: the fixed plates are welded on two sides of the outer surface of the supporting base, and the supporting base penetrates through the fixed holes through screws and is fixed on the ground.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses river sand screening mechanism, the screening efficiency is higher, the screening that can be quick makes river sand be applied to cement mortar preparation, the device runs through the fixed orifices through the screw and fixes the support base subaerial, increase the stability that the device was placed, be favorable to placing and the screening of screening mechanism, and it is fixed through spring mounting with the support base to screen the case, the vibrations conduction of avoiding screening the case is gone into the inside of supporting the base, increase the stability of device, long service life, screening efficiency, the categorised fineness of screening of this device is higher, be favorable to the disposable screening of roving fine sand, can divide into the soil block to river sand, the roving, fine sand three, the river sand after enabling the screening is directly applied to cement mortar preparation.

Drawings

FIG. 1 is a schematic structural view of a river sand screening mechanism for cement mortar preparation;

FIG. 2 is a perspective schematic structural view of a river sand screening mechanism for cement mortar preparation;

fig. 3 is a schematic view of a local connection structure a of a screening box and a support base in a river sand screening mechanism for cement mortar preparation.

Fig. 4 is a schematic structural diagram of a supporting base in the river sand screening mechanism for cement mortar preparation.

In the figure: 1. a screening box; 2. a support base; 3. a spring; 4. a feed inlet; 5. a roving outlet; 6. a soil block outlet; 7. Vibrating a motor; 8. coarse filtration; 9. a fine filter screen; 10. a fine sand outlet; 11. a fixing plate; 12. a base sand outlet; 13. And (7) fixing holes.

Detailed Description

Referring to fig. 1 to 4, in the embodiment of the present invention, a river sand screening mechanism for cement mortar preparation comprises a screening box 1, a feed inlet 4 is welded on the upper surface of the screening box 1, a vibration motor 7 (model YZD-2.5-4) is installed on the outer surface of one side of the screening box 1, a soil block outlet 6 is welded on the outer surface of the other side of the screening box 1, a roving outlet 5 is welded on the outer surface of the other side of the screening box 1 below the soil block outlet 6, a spring 3 is welded on the lower surface of the screening box 1, a support base 2 is welded on the lower surface of the spring 3, a coarse strainer 8 is welded on the inner portion of the screening box 1 near the soil block outlet 6, a fine strainer 9 is welded on the inner portion of the screening box 1 near the roving outlet 5, the screening box 1 and the support base 2 are stainless steel members, two sets of springs 3 are provided, and a group of three springs 3, wherein one group of springs 3 and the other group of springs 3 are respectively welded on one side of the lower surface of the screening box 1, the length of the soil block outlet 6 is longer than that of the roving outlet 5, the sieve pores on the upper surface of the coarse screen 8 are longer than that of the fine screen 9, the coarse screen 8 is matched with the inclination of the fine screen 9, and the fine screen 9 is matched with the inclination of the roving outlet 5. firstly, the supporting base 2 is fixed to a using position by a taking-out device through screws, the screening box 1 is welded and connected above the supporting base 2 through the springs 3, then, the vibration motor 7 is connected with a power supply to start using, river sand is input into the screening box 1 through the feed inlet 4, the vibration motor 7 operates to vibrate the screening box 1, after the screening of the coarse screen 8, the soil block is led out from the soil block outlet 6 through the slope of the coarse screen 8, and the sand falls, to the upper surface of fine filter screen 9, the roving exports 5 with the roving through the slope of fine filter screen 9 and leads out, and gravel and sand passes through fine filter screen 9 whereabouts, and the lower surface through screening case 1 falls to the inside of supporting base 2 for fine sand, and what roving export 5 exported is the roving, and what soil block export 6 exports is the soil block, and finally, the use is accomplished, and the clearance screens 1 inside grit, debris, close vibrating motor 7's input power supply can.

In fig. 2, 3, 4: the lower surface of the interior of the screening box 1 is provided with a fine sand outlet 10, the upper surface of the supporting base 2 is provided with a base sand outlet 12, one side of the lower end of the supporting base 2 is welded with a fixing plate 11, the upper surface of the fixing plate 11 is provided with a fixing hole 13, the position of the fine sand outlet 10 corresponds to the position of the base sand outlet 12, the opening size of the fine sand outlet 10 is slightly smaller than that of the base sand outlet 12, the screened fine sand enters the inner side of the support base 2 through the fine sand outlet 10 and the base sand outlet 12, the two sides of the outer surface of the support base 2 are both welded with the fixing plates 11, the support base 2 is fixed on the ground through the fixing holes 13 by screws, the supporting base 2 is fixed at the using position by penetrating through the fixing holes 13 through screws, the sand and the stone fall through the fine filter screen 9, the fine sand falls into the supporting base 2 through the fine sand outlet 10 and the base sand outlet 12 to form fine sand, and the fine sand in the supporting base 2 is taken out for use.

The utility model discloses a theory of operation is: firstly, a taking-out device, a support base 2 is fixed to a use position through a screw penetrating through a fixing hole 13, a screening box 1 is welded above the support base 2 through a spring 3, then a vibration motor 7 is connected with a power supply to start use, river sand is input into the screening box 1 through a feed inlet 4, the vibration motor 7 is operated to make the screening box 1 vibrate, after screening of a coarse screen 8, soil blocks are led out from a soil block outlet 6 through a slope of the coarse screen 8, gravel falls down to the upper surface of a fine screen 9 through the coarse screen 8, roving is led out from a roving outlet 5 through a slope of the fine screen 9, the gravel falls down through the fine screen 9, fine sand falls into the support base 2 through a fine sand outlet 10 and a base sand outlet 12 and is output by gravel, the roving output by the soil block outlet 6 is soil blocks, and finally, use is finished, the cleaning of the gravel in the screening box 1, And (4) sundries, namely, the input power supply of the vibration motor 7 is closed.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A river sand screening mechanism for cement mortar preparation comprises a screening box (1) and is characterized in that, the upper surface of the screening box (1) is welded with a feed inlet (4) in a run-through manner, the outer surface of one side of the screening box (1) is provided with a vibration motor (7), the outer surface of the other side of the screening box (1) is welded with a soil block outlet (6) in a penetrating way, the outer surface of the other side of the screening box (1) is positioned below the clod outlet (6) and is through welded with a roving outlet (5), the lower surface of the screening box (1) is welded with a spring (3), the lower surface of the spring (3) is welded with a supporting base (2), a coarse filter screen (8) is welded at the position close to the soil block outlet (6) in the screening box (1), the inside of screening case (1) is close to the welding of position department of roving export (5) and is had fine filter screen (9).

2. The river sand screening mechanism for cement mortar preparation as claimed in claim 1, wherein the screening box (1) is provided with a fine sand outlet (10) at the inner lower surface thereof, the supporting base (2) is provided with a base sand outlet (12) at the upper surface thereof, a fixing plate (11) is welded at one side of the lower end of the supporting base (2), and the fixing hole (13) is provided at the upper surface of the fixing plate (11).

3. The river sand screening mechanism for cement mortar preparation as claimed in claim 1, wherein the screening box (1) and the supporting base (2) are members of a stainless steel material, two sets of springs (3) are provided, and three sets of springs (3) are provided, and the springs (3) of one set and the springs (3) of the other set are welded to one side of the lower surface of the screening box (1), respectively.

4. The river sand screening mechanism for cement mortar preparation as claimed in claim 1, wherein the length of the clod outlet (6) is greater than that of the roving outlet (5), the sieve holes on the upper surface of the coarse screen (8) are greater than those on the upper surface of the fine screen (9), the coarse screen (8) is adapted to the inclination of the fine screen (9), and the fine screen (9) is adapted to the inclination of the roving outlet (5).

5. The river sand screening mechanism for cement mortar preparation as claimed in claim 2, wherein the position of the fine sand outlet (10) corresponds to that of the base sand outlet (12), and the opening size of the fine sand outlet (10) is slightly smaller than that of the base sand outlet (12).

6. The river sand screening mechanism for cement mortar preparation as claimed in claim 2, wherein fixing plates (11) are welded to both sides of the outer surface of the supporting base (2), and the supporting base (2) is fixed to the ground through fixing holes (13) by screws.