CN220371589U

CN220371589U - Sand screening equipment

Info

Publication number: CN220371589U
Application number: CN202321887742.1U
Authority: CN
Inventors: 李豫; 王江风; 杜修永; 拜宏刚
Original assignee: China Tiesiju Civil Engineering Group Co Ltd CTCE Group
Current assignee: China Tiesiju Civil Engineering Group Co Ltd CTCE Group
Priority date: 2023-07-18
Filing date: 2023-07-18
Publication date: 2024-01-23
Anticipated expiration: 2033-07-18

Abstract

The utility model discloses sand screening equipment which comprises a box body, wherein box legs are fixedly connected to the bottom of the box body close to the left side and the right side, a first slot is formed in the middle of the bottom of the box body, a threaded sleeve is fixedly connected to an inner cavity of the first slot, a material collecting box is arranged at the outer side of the threaded sleeve close to the bottom, sand screening can be completed by only one motor, the manufacturing cost of the device is greatly reduced, the production cost is reduced, fine sand screened by two crushing rollers is further polished and thinned, the volume of single fine sand is greatly reduced, and accordingly the building quality of the batch of fine sand is improved.

Description

Sand screening equipment

Technical Field

The utility model relates to the technical field of sand screening, in particular to sand screening equipment.

Background

In the construction site of the building, sand materials are often required to be screened before concrete is mixed so as to avoid the influence on the quality of the building caused by doping river mud and even large sundries in the sand materials, and the finer the sand materials used for the building, the better the quality of the building; the existing sand screening is to put the screen obliquely so that the screen is obliquely placed, then manually spray the sand to the screen, and roll the sand on the screen surface under the action of gravity to achieve the screening purpose; chinese patent CN213255581U just discloses a simple and easy sand screening equipment, which comprises a box body, the equal fixed mounting in four sides of bottom half has the spacing ring, four the lifter has all been cup jointed to the inside of spacing ring, four the equal fixed mounting in bottom of lifter has the carousel, nevertheless has following problem in concrete work: 1. a plurality of motors are needed, so that the manufacturing cost of the device is increased, and the production cost is increased; 2. the fine sand cannot be polished further, and the building quality cannot be improved.

Disclosure of Invention

In order to overcome the deficiencies of the prior art, one of the objects of the present utility model is to provide a sand screening device.

One of the purposes of the utility model is realized by adopting the following technical scheme:

the utility model provides a sand screening equipment, includes the box, equal fixedly connected with case leg in the bottom of the box portion is close to the equal fixedly connected with case leg in left and right sides, first fluting has been seted up to department in the middle of the bottom of the box portion, first fluting inner chamber fixedly connected with thread bush, the screw bush outside is close to bottom department and is equipped with the collection case, the second fluting has been seted up at the box top, the grafting of second fluting inner chamber has the concave plate, equal fixedly connected with baffle in concave plate left and right sides, baffle bottom fixedly connected with slider, the spout has all been seted up to one side that two sliders kept away from mutually, the spout has been seted up in second fluting inner chamber, concave plate left side inner chamber is close to bottom department and articulates there is the round bar, round bar right side fixedly connected with sieve case, sieve case inner chamber is close to bottom department fixedly connected with screen cloth, the concave plate bottom is equipped with two bull bars, two the bull bars are front and back arrangement sets up, bull stick left and right sides all overlap and are equipped with first bearing, first bearing and adjacent inner chamber fixedly connected, the bull stick is close to left side department fixedly connected with the gear, the fixed cover is equipped with the gear, the gear motor is close to the fixed roller is equipped with the roller, the fixed pulley is close to the fixed pulley is equipped with the fixed pulley, the fixed pulley is connected with the fixed pulley is close to the fixed pulley.

Preferably, the inner cavity of the collecting box is provided with a thread design, and the collecting box is movably connected with the thread sleeve through threads.

Preferably, the two gears are meshed with each other, the two crushing rollers are meshed with each other, and openings are formed in the concave plate and the bottom of the screen box.

Preferably, the first sheave and the second sheave are matched with each other, and the first sheave and the second sheave are connected through belt transmission.

Preferably, the connecting rod movably penetrates through the right wall of the box body, and the left side of the connecting rod is fixedly connected with the rotating rod at the front side.

Compared with the prior art, the utility model has the beneficial effects that: 1. the sand screening can be completed by only one motor, so that the manufacturing cost of the device is greatly reduced, and the production cost is reduced;

2. the two crushing rollers further polish and refine the sieved fine sand, so that the volume of single fine sand is greatly reduced, and the building quality of the fine sand is improved.

The foregoing description is only an overview of the present utility model, and is intended to be implemented in accordance with the teachings of the present utility model, as well as the preferred embodiments thereof, together with the following detailed description of the utility model, given by way of illustration only, together with the accompanying drawings.

Drawings

FIG. 1 is a front view of the present utility model;

FIG. 2 is a front cross-sectional view of the present utility model;

fig. 3 is a right cross-sectional view of the present utility model.

Reference numerals in the drawings: 1. a case; 2. a slide block; 3. a chute; 4. a rotating rod; 5. a first bearing; 6. a gear; 7. a box leg; 8. a material collecting box; 9. a thread sleeve; 10. a crushing roller; 11. a primary sheave; 12. a motor; 13. a belt; 14. a second sheave; 15. a second bearing; 16. a rotating shaft; 17. an eccentric wheel; 18. a screen; 19. a screen box; 20. a round bar; 21. a baffle; 22. a concave plate; 23. a first slot; 24. a second slot; 25. and (5) connecting a rod.

Detailed Description

The present utility model will be further described with reference to the accompanying drawings and detailed description, wherein it is to be understood that, on the premise of no conflict, the following embodiments or technical features may be arbitrarily combined to form new embodiments.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When a component is considered to be "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-3, the present utility model provides a technical solution: as shown in figure 1, the novel multifunctional combined type screen box comprises a box body 1, box legs 7 are fixedly connected to the bottom of the box body 1 close to the left side and the right side, a first slot 23 is formed in the middle of the bottom of the box body 1, a threaded sleeve 9 is fixedly connected to the inner cavity of the first slot 23, a material collecting box 8 is arranged at the position, close to the bottom, of the threaded sleeve 9, the inner cavity of the material collecting box 8 is in threaded design, the material collecting box 8 is movably connected with the threaded sleeve 9 through threads, a second slot 24 is formed in the top of the box body 1, a concave plate 22 is inserted into the inner cavity of the second slot 24, a baffle 21 is fixedly connected to the left side and the right side of the concave plate 22, a sliding groove 3 is formed in the position, close to the bottom, of the left side inner cavity of the concave plate 22 is hinged with a round rod 20, a screen box 19 is fixedly connected to the right side of the round rod 20, a screen 18 is fixedly connected to the position, close to the inner cavity of the screen box 19, the bottom of the concave plate 22 is provided with two rotating rods 4, the two rotating rods 4 are arranged in a front-back manner, the left side and the right side of the rotating rod 4 are respectively sleeved with a first bearing 5, the first bearings 5 are fixedly connected with the inner cavities of the adjacent box bodies 1, the position, close to the left side, of the rotating rod 4 is fixedly sleeved with gears 6, the two gears 6 are meshed with each other, the two crushing rollers 10 are meshed with each other, the bottoms of the concave plate 22 and the screen box 19 are respectively provided with an opening, the right side of the gears 6 is provided with a crushing roller 10, the crushing roller 10 is fixedly sleeved outside the rotating rod 4, the position, close to the right side, of the front rotating rod 4 is fixedly sleeved with a first sheave 11, the first sheave 11 is mutually matched with a second sheave 14, the first sheave 11 is in transmission connection with the second sheave 14 through a belt 13, the outer side of the first sheave 11 is sleeved with the second sheave 14, the inner cavities of the second sheave 14 are fixedly spliced with a rotating shaft 16, the right side of the rotating shaft 16 is sleeved with a second bearing 15, the right side of the second bearing 15 is fixedly connected with the box body 1, the rotating shaft 16 is fixedly sleeved with an eccentric wheel 17 near the left side, the top of the eccentric wheel 17 is attached to the bottom of the screen box 19, the right side of the box body 1 is fixedly connected with a motor 12 near the front side, the power output end of the motor 12 is fixedly connected with a connecting rod 25, the connecting rod 25 movably penetrates through the right wall of the box body 1, and the left side of the connecting rod 25 is fixedly connected with the rotating rod 4 at the front side.

Working principle: when the sand sieving machine is used, sand is poured into the sieving box 19, the motor 12 is started through the external power supply, the power output end of the motor 12 drives the front rotary rod 4 to rotate through the connecting rod, the front rotary rod 4 drives the rotary shaft 16 to rotate through the first grooved pulley 11 and the second grooved pulley 14, the rotary shaft 16 drives the eccentric wheel 17 to rotate, the eccentric wheel 17 rotates to enable the sieving box 19 to shake up and down, sand in the sieving box 19 is filtered through the screen cloth 18, the sand sieving can be completed through only one motor 12 through the design, the manufacturing cost of the sand sieving machine is greatly reduced, the production cost is reduced, meanwhile, the front rotary rod 4 drives the rear rotary rod 4 to rotate in opposite directions through the two gears 6, so that the two crushing rollers 10 rotate in opposite directions, the sieved fine sand is further polished and thinned, the size of a single fine sand is greatly reduced, and the building quality of the fine sand sieving lot is improved.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.

Claims

1. Sand screening apparatus comprising a casing (1), characterized in that: the utility model discloses a novel rotary shaft bearing, including box (1), recess (22), screen cloth (5), recess (22), slide groove (3) have all been seted up to the equal fixedly connected with case leg (7) in both sides about the box (1), first fluting (23) have been seted up to the department in the middle of box (1) bottom, first fluting (23) inner chamber fixedly connected with thread bush (9), thread bush (9) outside is close to bottom department and is equipped with collection box (8), second fluting (24) have been seted up at box (1) top, second fluting (24) inner chamber grafting has concave plate (22) in second fluting (24), concave plate (22) both sides are fixedly connected with baffle (21), baffle (21) bottom fixedly connected with slider (2), spout (3) have been seted up in second fluting (24) inner chamber in one side that two slider (2) kept away from mutually, concave plate (22) left side inner chamber is close to bottom department articulates there is round bar (20), round bar (20) right side fixedly connected with screen cloth (19), screen cloth (18) are fixedly connected with in bottom department in inner chamber (19) inner chamber, concave plate (22) bottom is equipped with two front of two bearings (4) are arranged, two front of a bearing (5) are arranged, the utility model discloses a screen box, including bull stick (4), fixed cover in left side department is close to, is equipped with gear (6), gear (6) right side is equipped with crushing roller (10), crushing roller (10) fixed cover is located bull stick (4) outside, and the front side bull stick (4) is close to right side department fixed cover and is equipped with first sheave (11), first sheave (11) outside cover is equipped with belt (13), first sheave (11) top is equipped with second sheave (14), second sheave (14) inner chamber fixed grafting has pivot (16), pivot (16) right side cover is equipped with second bearing (15), second bearing (15) right side and box (1) fixed connection, pivot (16) are close to left side department fixed cover and are equipped with eccentric wheel (17), eccentric wheel (17) top and laminating of screen box (19) bottom, box (1) right side is close to front side department fixedly connected with motor (12), motor (12) power take off end fixedly connected with connecting rod (25).

2. A sand screening apparatus according to claim 1, characterized in that: the inner cavity of the material collecting box (8) is provided with a thread design, and the material collecting box (8) is movably connected with the thread sleeve (9) through threads.

3. A sand screening apparatus according to claim 1, characterized in that: the two gears (6) are meshed with each other, the two crushing rollers (10) are meshed with each other, and openings are formed in the bottoms of the concave plate (22) and the screen box (19).

4. A sand screening apparatus according to claim 1, characterized in that: the first sheave (11) is matched with the second sheave (14), and the first sheave (11) is in transmission connection with the second sheave (14) through the belt (13).

5. A sand screening apparatus according to claim 1, characterized in that: the connecting rod (25) movably penetrates through the right wall of the box body (1), and the left side of the connecting rod (25) is fixedly connected with the rotating rod (4) at the front side.