CN214347809U

CN214347809U - Gravel and sand sorting unit for concrete

Info

Publication number: CN214347809U
Application number: CN202120086309.2U
Authority: CN
Inventors: 郭宇; 梁美丽; 沈叔兰; 罗艳; 孔柳
Original assignee: Chongqing Xingtou Industrial Co ltd
Current assignee: Chongqing Xingtou Industrial Co ltd
Priority date: 2021-01-13
Filing date: 2021-01-13
Publication date: 2021-10-08
Anticipated expiration: 2031-01-13

Abstract

The utility model relates to and discloses a sand and stone sorting device for concrete, which comprises a screening box, wherein the screening box is communicated with a feed pipe, the feed pipe is communicated with a feed hopper, the screening component is arranged in the screening box, the two dust blocking inclined plates which are symmetrically distributed and the lower ends of which are inclined to the axis of the feeding pipe are arranged in the feeding pipe, the end surfaces of the two dust blocking inclined plates are mutually butted, the dust blocking inclined plates extend out of the feeding pipe and are fixedly connected with a limiting sliding plate butted on the outer wall of the feeding pipe, the limiting sliding plate is slidably connected with a prismatic limiting rod fixedly connected with the outer wall of the feeding pipe, one end of the prismatic limiting rod, far away from the feeding pipe, is fixedly connected with the feeding hopper through a connecting plate, the rod body cover that the prism gag lever post is located between spacing slide and the connecting plate is equipped with the second elastic component, fixedly connected with runs through the dust guard of spacing slide between connecting plate and the feed pipe outer wall. The utility model discloses the structure is ingenious, and the screening is convenient to can not lead to external dust to fly upward in the screening process.

Description

Gravel and sand sorting unit for concrete

Technical Field

The utility model relates to a, specifically a gravel and sand sorting unit for concrete.

Background

Along with the rapid development of the construction industry in China, the high requirement on the automation degree of the construction machinery is higher and higher, and the project progress is accelerated by improving the automation degree of the construction machinery. Building sands are the most common in building materials, and are man-made mechanical broken pieces of debris sediments formed by rivers, lakes and seas and hard and non-weathered rocks, which mainly contain quartz particles with a small amount of rock debris and mud, and are used as concrete aggregates. Concrete is artificial stone and the like which is formed by mixing and hardening cement, water, sand and coarse aggregate pebbles and is widely applied to construction engineering. Because the building gravel usually contains a large amount of impurities such as stones, screening and sorting are mostly needed through a screen before use, so that the quality of the used gravel is ensured, the engineering quality is ensured, the potential safety hazard is eliminated, and the safety of owners is ensured.

At present, when screening and sorting are carried out to the sand and stone sorting device for concrete, when sand and stone enter into and fall onto the screen from the feed inlet, dust can be caused to fly, thereby the dust is blown out from the feed inlet to pollute the environment, the environmental protection is not facilitated, the health of workers can be seriously influenced, and therefore the improvement is necessary.

SUMMERY OF THE UTILITY MODEL

To the not enough of above-mentioned prior art, the to-be-solved technical problem of the utility model is to provide a gravel and sand sorting unit for concrete.

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

a sand and stone sorting device for concrete comprises a screening box, wherein the screening box is communicated with an inlet pipe, the inlet pipe is communicated with a feed hopper, the screening component is arranged in the screening box, the two dust blocking inclined plates which are symmetrically distributed and the lower ends of which are inclined to the axis of the feeding pipe are arranged in the feeding pipe, the end surfaces of the two dust blocking inclined plates are mutually abutted, the dust-blocking inclined plate extends out of the feeding pipe and is fixedly connected with a limiting sliding plate which is abutted against the outer wall of the feeding pipe, the limiting sliding plate is connected with a prismatic limiting rod which is fixedly connected with the outer wall of the feeding pipe in a sliding way, one end of the prismatic limiting rod, which is far away from the feeding pipe, is fixedly connected with the feeding hopper through a connecting plate, the rod body of the prismatic limit rod between the limit sliding plate and the connecting plate is sleeved with a second elastic piece, the inlet pipe is equipped with the logical groove that supplies the dust-retaining swash plate to pass, fixedly connected with runs through the dust guard of spacing slide between connecting plate and the inlet pipe outer wall.

As a further aspect of the present invention: the screening subassembly sets up the screening board in the feeder hopper spout including the slope, and the higher extreme and the screening incasement wall connection of screening board, the lower extreme of screening board be connected with screening bottom of the case wall fixed connection's division board, the division board divide into sand storage chamber and stone storage chamber with the feeder hopper inner chamber, the vibrations case is installed to the screening board bottom.

As a further aspect of the present invention: the screening box is located sand and stores the outside in chamber and stone storage chamber and all is provided with movable door plant, and movable door plant lower extreme is articulated with the screening box, and movable door plant upper end is connected with screening box casing plug, fixedly connected with on the movable door plant rather than vertically overlap joint limiting plate.

As a further aspect of the present invention: the screening case is connected with the support base through buffer gear, buffer gear include with screening case fixed connection and evenly distributed's support smooth foot, support smooth foot fixedly connected with slide, slide sliding connection have with support base fixed connection's support sliding sleeve, support the sliding sleeve be equipped with slide complex spout, the spout diapire is through first elastic component and slide elastic connection.

As a further aspect of the present invention: the first elastic piece is a spring.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model has the advantages of ingenious structure, convenient screening, no flying of external dust in the screening process, when sand and stones enter the inlet pipe from the feed hopper, the sand and stones fall on the inclined plane of the dust-blocking inclined plate and are extruded, the dust-blocking inclined plate moves outwards, the dust-blocking inclined plate drives the limiting slide plate to extrude along the prismatic limiting rod, the second elastic piece is extruded, then the sand and stones pass through the gap between the two dust-blocking inclined plates and fall in the screening box, after the sand and stones fall, the limiting slide plate is reset and attached to the outer wall of the inlet pipe through the elasticity of the second elastic piece, at the moment, the two dust-blocking inclined plates are mutually abutted again, the dust is prevented from rising after the sand and stones fall, the dust runs out from the inlet pipe, the problem of environmental pollution is caused, then the sand and stones fall on the screening plate, through the vibration of the vibration box, the sand meeting the screening aperture of the screening plate falls in the sand storage cavity, and passes through the vibration of the screening plate, and rolling down to the stone storage cavity along the inclined plane of the screening plate.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the feed hopper and the feed pipe of the present invention;

fig. 3 is a three-dimensional schematic view of the dust-blocking sloping plate and the limiting sliding plate of the present invention.

In the figure: the device comprises a feed hopper 1, a feed pipe 2, a screening box 3, a screening plate 4, a vibration box 5, a partition plate 6, a sand storage cavity 7, a stone storage cavity 8, a movable door plate 9, an overlapping limiting plate 10, a supporting sliding foot 11, a sliding plate 12, a sliding groove 13, a first elastic part 14, a supporting base 15, a dust blocking inclined plate 16, a limiting sliding plate 17, a prismatic limiting rod 18, a second elastic part 19, a connecting plate 20, a dust guard 21, a through groove 22 and a supporting sliding sleeve 23.

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.

Example 1

Referring to fig. 1-3, a sand and stone sorting device for concrete comprises a screening box 3, the screening box 3 is communicated with an inlet pipe 2, the inlet pipe 2 is communicated with a feed hopper 1, a screening assembly is arranged in the screening box 3, two dust blocking inclined plates 16 which are symmetrically distributed and have lower ends inclined to the axis of the inlet pipe 2 are arranged in the inlet pipe 2, the end surfaces of the two dust blocking inclined plates 16 are mutually abutted, the dust blocking inclined plates 16 extend out of the inlet pipe 2 and are fixedly connected with a limit slide plate 17 abutted to the outer wall of the inlet pipe 2, the limit slide plate 17 is slidably connected with a prismatic limit rod 18 fixedly connected with the outer wall of the inlet pipe 2, one end of the prismatic limit rod 18 far away from the inlet pipe 2 is fixedly connected with the feed hopper 1 through a connecting plate 20, a rod body sleeve of the prismatic limit rod 18 between the limit slide plate 17 and the connecting plate 20 is provided with a second elastic element 19, and the second elastic element 19 is preferably a spring, the feeding pipe 2 is provided with a through groove 22 for the dust blocking inclined plate 16 to pass through, a dust guard 21 penetrating through the limiting sliding plate 17 is fixedly connected between the connecting plate 20 and the outer wall of the feeding pipe 2, the limiting sliding plate 17 is attached to the outer wall of the feeding pipe 2 through the elastic force of the second elastic piece 19, the two limiting sliding plates 17 drive the two dust blocking inclined plates 16 to abut against each other, when sand and stone enter the feeding pipe 2 from the feeding hopper 1, the sand and stone fall on the inclined surface of the dust blocking inclined plates 16 and extrude the dust blocking inclined plates 16 to move outwards, the dust blocking inclined plates 16 drive the limiting sliding plates 17 to extrude the second elastic piece 19 along the prismatic limiting rod 18, then the sand and stone pass through the gap between the two dust blocking inclined plates 16 and fall into the screening box 3, after the sand and stone fall, the limiting sliding plates 17 are reset and attached to the outer wall of the feeding pipe 2 through the elastic force of the second elastic piece 19, at the moment, the two dust blocking inclined plates 16 abut against each other again, the dust splashing after the sand and the stone fall is avoided, and the dust runs out of the feeding pipe 2 to pollute the environment.

In this embodiment, the screening subassembly sets up the screening plate 4 in feeder hopper spout 13 including the slope, and the higher end and the 3 inner wall connections of screening case of screening plate 4, the lower end of screening plate 4 is connected with the division board 6 with 3 diapire fixed connection of screening case, division board 6 divide into sand storage chamber 7 and stone storage chamber 8 with feeder hopper 1 inner chamber, vibrating chamber 5 is installed to screening plate 4 bottom, and when gravel and sand fall on screening plate 4, through vibrating of vibrating chamber 5, the sand that will satisfy screening plate 4 screening aperture falls in sand storage chamber 7, and the stone passes through the vibrations of screening plate 4, rolls to the stone along the inclined plane of screening plate 4 and stores the intracavity 8.

In this embodiment, screening case 3 is located sand and stores chamber 7 and the outside that the chamber 8 was stored to the stone and all is provided with movable door plant 9, and movable door plant 9 lower extreme is articulated with screening case 3, and movable door plant 9 upper end is connected with 3 casing bolts of screening case, fixedly connected with and its vertically overlap joint limiting plate 10 on the movable door plant 9 can take movable door plant 9 and fall on the collecting box through overlap joint limiting plate 10, conveniently collects the gravel and sand respectively.

Example 2

This embodiment expands on embodiment 1's basis, screening case 3 is connected with support base 15 through buffer gear, buffer gear include with 3 fixed connection of screening case and evenly distributed's support smooth foot 11, support smooth foot 11 fixedly connected with slide 12, slide 12 sliding connection have with support base 15 fixed connection's support sliding sleeve 23, support sliding sleeve 23 be equipped with slide 12 complex spout 13, spout 13 diapire through first elastic component 14 and slide 12 elastic connection, first elastic component 14 is preferred the spring, can know, works as shaking case 5 during operation, screening board 4 can drive screening case 3 slight vibrations to also can produce vibrations when gravel and sand falls on screening board 4, consequently through setting up buffer gear, can reduce vibrations, noise reduction, energy-concerving and environment-protective.

To sum up, when sand and stone enter the feeding pipe 2 from the feeding hopper 1, the sand and stone fall on the inclined surface of the dust-blocking inclined plate 16 and press the dust-blocking inclined plate 16 to move outwards, the dust-blocking inclined plate 16 drives the limiting slide plate 17 to press the second elastic member 19 along the prismatic limiting rod 18, then the sand and stone pass through the gap between the two dust-blocking inclined plates 16 and fall into the screening box 3, after the sand and stone fall, the limiting slide plate 17 is reset to be attached to the outer wall of the feeding pipe 2 by the elastic force of the second elastic member 19, at this time, the two dust-blocking inclined plates 16 abut against each other again, so as to avoid the dust splashed after the sand and stone fall, the dust escapes from the feeding pipe 2 and pollutes the environment, then the sand and stone fall on the screening plate 4, and the sand meeting the screening aperture of the screening plate 4 falls into the sand storage chamber 7 by the vibration of the vibration box 5, and the sand and stone passes through the vibration of the screening plate 4, along the inclined surface of the screening plate 4 and falls into the stone storage chamber 8.

It should be noted that, the power utilization components, such as the power mechanism, etc., in the present application are all connected to the external controller, the external controller is the prior art, and the present application does not improve the external controller, so that the specific model, the circuit structure, etc., of the external controller need not be disclosed, and the integrity of the present application is not affected.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The utility model provides a sand and stone sorting unit for concrete, includes screening case (3), screening case (3) intercommunication has inlet pipe (2), and inlet pipe (2) intercommunication has feeder hopper (1), be provided with the screening subassembly in screening case (3), its characterized in that, be provided with two dust-retaining swash plates (16) that symmetric distribution and lower end tend to inlet pipe (2) axle center in inlet pipe (2), two dust-retaining swash plate (16) terminal surface butt each other, dust-retaining swash plate (16) extend to inlet pipe (2) outer and fixedly connected with butt spacing slide (17) in inlet pipe (2) outer wall, spacing slide (17) sliding connection have with inlet pipe (2) outer wall fixed connection's prism gag lever post (18), the one end that inlet pipe (2) was kept away from to prism gag lever post (18) is passed through connecting plate (20) and feeder hopper (1) fixed connection, the body of rod cover that prism gag lever post (18) are located between spacing slide (17) and connecting plate (20) is equipped with second elastic component (19), inlet pipe (2) are equipped with logical groove (22) that supply dust-blocking swash plate (16) to pass, fixedly connected with runs through dust guard (21) of spacing slide (17) between connecting plate (20) and inlet pipe (2) outer wall.

2. The sand and stone sorting device for concrete according to claim 1, wherein the screening component comprises a screening plate (4) obliquely arranged in a feed hopper chute (13), the higher end of the screening plate (4) is connected with the inner wall of the screening box (3), the lower end of the screening plate (4) is connected with a separation plate (6) fixedly connected with the bottom wall of the screening box (3), the separation plate (6) divides an inner cavity of the feed hopper (1) into a sand storage cavity (7) and a stone storage cavity (8), and a vibration box (5) is arranged at the bottom of the screening plate (4).

3. The sand and stone sorting device for concrete according to claim 2, wherein movable door plates (9) are arranged on the outer sides of the sand storage cavity (7) and the stone storage cavity (8) of the screening box (3), the lower ends of the movable door plates (9) are hinged to the screening box (3), the upper ends of the movable door plates (9) are connected with a shell of the screening box (3) in a plug-in manner, and lap joint limiting plates (10) perpendicular to the movable door plates (9) are fixedly connected to the movable door plates (9).

4. A sand and stone sorting unit for concrete according to claim 1, characterized in that, the screening box (3) is connected with a supporting base (15) through a buffer mechanism, the buffer mechanism comprises supporting sliding feet (11) which are fixedly connected with the screening box (3) and evenly distributed, the supporting sliding feet (11) are fixedly connected with a sliding plate (12), the sliding plate (12) is slidably connected with a supporting sliding sleeve (23) which is fixedly connected with the supporting base (15), the supporting sliding sleeve (23) is provided with a sliding chute (13) which is matched with the sliding plate (12), and the bottom wall of the sliding chute (13) is elastically connected with the sliding plate (12) through a first elastic member (14).

5. A concrete gravel separator as claimed in claim 4, wherein said first resilient member (14) is a spring.