CN214394812U

CN214394812U - Concrete middle hopper capable of reducing raise dust

Info

Publication number: CN214394812U
Application number: CN202022979072.9U
Authority: CN
Inventors: 朱春峰
Original assignee: Tangshan Nanpu Development Zone Anshan Concrete Co ltd
Current assignee: Tangshan Nanpu Development Zone Anshan Concrete Co ltd
Priority date: 2020-12-10
Filing date: 2020-12-10
Publication date: 2021-10-15
Anticipated expiration: 2030-12-10

Abstract

The utility model belongs to the technical field of concrete production facility and specifically relates to a hopper in middle of concrete of reducing raise dust is related to, and it includes two relative lateral walls, installs two curb plates on two lateral walls respectively, the excessive dust screen of raise dust can be reduced is installed to the top of middle hopper, the dust screen is installed two relatively the top of curb plate. This application has the effect that reduces to fly upward the concrete raw materials in the air.

Description

Concrete middle hopper capable of reducing raise dust

Technical Field

The application relates to the field of concrete production equipment, in particular to a concrete middle hopper capable of reducing raise dust.

Background

In the production and manufacturing process of concrete, different concrete raw materials need to be conveyed on a conveyor belt and lifted into a mixing station by a lifting device to be mixed.

Related art such as chinese utility model patent with publication number CN211137678U, discloses an HZ series concrete mixing plant with aggregate intermediate storage bin, comprising aggregate intermediate storage bin arranged at the transmission end of aggregate transmission device and above the lifting hopper system; the aggregate middle storage bin comprises a feeding bin, a storage bin arranged below the feeding bin and communicated with the feeding bin, a supporting structure, a discharge opening arranged at the bottom of the storage bin and a discharge door arranged at the discharge opening, the feeding bin is provided with a feed opening, the aggregate conveying device feeds aggregate into the feeding bin through the feed opening, and the storage bin is provided with at least one storage unit; when the lifting hopper of the lifting hopper system is positioned below the discharge opening, the lifting hopper can receive the aggregates falling from the aggregate intermediate bin, and the feeding bin is also called as an intermediate hopper.

In view of the above-mentioned related technologies, the inventor thinks that when a large amount of concrete raw materials are put into the feeding bin during use, when the concrete raw materials are smashed, a large amount of dust floats to the air, which affects the air quality of the production workshop.

SUMMERY OF THE UTILITY MODEL

In order to reduce the concrete raw materials that flies to the air, this application provides hopper in the middle of the concrete that reduces the raise dust.

The application provides a concrete middle hopper of reducing raise dust adopts following technical scheme:

the utility model provides a hopper in middle of concrete of raise dust reduces, includes two relative lateral walls, installs two curb plates on two lateral walls respectively, the excessive dust screen of dust can be reduced to the top of middle hopper is installed, the dust screen is installed on the top of two relative curb plates.

Through adopting above-mentioned technical scheme, set up the dust screen in the top of middle hopper, when the dust in the concrete raw materials who puts into middle hopper upwards flies upward, the dust screen can block partly the raise dust that upwards flies upward to, reduce the lost of dust in the air, promote the air quality in the concrete factory district.

Optionally, the side plates are provided with side plates, the two side plates are parallel to each other, one side of the dust screen is mounted on the side plates, and the other side of the dust screen is detachably mounted on the opposite side plates.

Through adopting above-mentioned technical scheme, when the staff need observe feeding and the unloading condition in the middle hopper, can dismantle one side of dust screen, expose the position of middle hopper top, make things convenient for the staff to observe.

Optionally, two parallel supporting blocks are installed at the top end of the side plate for installing the dust screen, a rotating shaft rotatably connected with the supporting blocks is installed between the two supporting blocks, one side of the dust screen is fixed on the side plate of the rotating shaft along the axial direction of the rotating shaft, a driving piece for driving the rotating shaft to rotate is fixed at one end of the rotating shaft, and a fixing component for compressing one side of the dust screen is installed on the side plate of the other side of the rotating shaft.

Through adopting above-mentioned technical scheme, when needs are packed up the dust screen, rotate the driving piece, the driving piece drives the axis of rotation and rotates, thereby the axis of rotation drives the dust screen and rotates the winding and at

Optionally, the supporting block is detachably connected with the side plate.

Through adopting above-mentioned technical scheme, the dust screen can adhere to more dust on the surface after the dust screen is used for a long time, because the cement ash has corrosivity, the life-span that probably influences the dust screen is covered by the cement ash on the dust screen for a long time, consequently need regularly dismantle the clearance to the dust screen.

Optionally, the fixing assembly includes a fixing plate fixed to the top end of the side plate, a parallel plate horizontally disposed between the two fixing plates and a tightening plate disposed below the fixing plate, the two ends of the tightening plate are abutted to the fixing plates, tightening bolts are screwed to the parallel plate, the bottom ends of the tightening bolts are abutted to the upper surface of the tightening plate, and the dust screen is extruded between the tightening plate and the top end of the side plate.

Through adopting above-mentioned technical scheme, place the dust screen between the curb plate and support tight board, rotate and support tight bolt, the butt bolt supports tightly and supports the higher authority surface of tight board, compresses tightly the dust screen through supporting tight board, advances to purchase simply and not fragile.

Optionally, the bottom surface of the abutting plate is provided with a convex strip, and the side plate is provided with a groove for inserting the convex strip.

Through adopting above-mentioned technical scheme, sand grip and recess are mutually supported, make to support to compress tightly more inseparabler between tight board and the curb plate to fasten more that the dust screen is fixed.

Optionally, one side of the dust screen close to the fixing assembly is fixedly connected with a positioning rod.

Through adopting above-mentioned technical scheme, one side of dust screen is equipped with the locating lever, and when the staff need lay the dust screen of lapping at ordinary times, staff pulling locating lever can drive whole dust screen and prevent rolling up together, makes things convenient for laying of dust screen more.

Optionally, soft guide strips capable of deforming are installed on two sides of the dustproof net.

Through adopting above-mentioned technical scheme, when the dust screen was laid in the top of whole middle hopper, the gib block provided the support for the dust screen in the horizontal direction, made the more stable that the dust screen was laid, was difficult for producing deformation.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the dust screen is arranged above the middle hopper, and when dust in the concrete raw material put into the middle hopper flies upwards, the dust screen can block part of the flying dust upwards, so that the dust in the air is prevented from being lost, and the air quality in a concrete plant area is improved;

2. more dust can be adhered to on the surface of dust screen after the dust screen is used for a long time, because cement ash has corrosivity, the life-span that probably influences the dust screen is covered by cement ash on the dust screen for a long time, consequently need regularly dismantle the clearance to the dust screen.

Drawings

FIG. 1 is a schematic view of the overall structure of an intermediate hopper in the embodiment.

Fig. 2 is a schematic structural view of a side plate and a dust screen in the embodiment.

Fig. 3 is a partially enlarged schematic view of a in fig. 2.

Fig. 4 is a schematic structural view of rolling up the dust screen in the embodiment.

Fig. 5 is a schematic structural diagram of the dust screen and the fixing member in the embodiment.

Description of reference numerals: 1. a side wall; 2. a side plate; 21. a groove; 3. a dust screen; 31. positioning a rod; 311. a pull ring; 32. a guide strip; 4. a support block; 41. a connecting plate; 42. a rotating shaft; 43. a handle; 5. a fixing assembly; 51. a fixing plate; 52. parallel plates; 53. an abutment bolt; 54. a propping plate; 541. and (4) raised strips.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses hopper in middle of concrete of dust fall reduces. Referring to fig. 1, the middle hopper comprises two opposite side walls 1, the upper edges of the two opposite side walls 1 of the middle hopper are parallel to each other, the top ends of the two parallel side walls 1 of the middle hopper are provided with side plates 2, and the two side plates 2 are arranged on two sides of the middle hopper. The top end of the side wall 1 of the hopper in the middle of the side plate 2 is far away from is provided with a dust screen 3, the dust screen 3 blocks the upper part of the hopper in the middle, the dust screen 3 is a rectangular dust screen 3, one side of the dust screen 3 is arranged on the top surface of the side plate 2, and the other side of the dust screen is detachably connected with the top surface of the other side plate 2.

Referring to fig. 2 and 3, two support blocks 4 parallel to each other are installed on the top surface of one of the side walls 1, the two support blocks 4 are respectively installed at positions close to both sides of the side plate 2, connection plates 41 parallel to the upper surface of the side plate 2 are connected to the bottom surfaces of the two support blocks 4, and the connection plates 41 are installed on the upper surface of the side plate 2 by bolts. Rotation is connected with axis of rotation 42 between two supporting shoes 4, and a lateral wall 1 fixed connection of dust screen 3 is on the outer wall of axis of rotation 42, and the one end fixedly connected with of axis of rotation 42 drives axis of rotation 42 pivoted driving piece, and in this embodiment, the driving piece is the handle 43 with axis of rotation 42 one end fixed connection.

Referring to fig. 4, when the dust screen 3 needs to be stored, the handle 43 is rotated, the handle 43 drives the rotation shaft 42 to rotate, and the rotation shaft 42 rotates to drive the dust screen 3 to be wound on the surface of the rotation shaft 42, so that the dust screen 3 is stored.

Referring to fig. 2 and 5, the side plate 2 without the rotating shaft 42 is provided with the fixing assembly 5, and the side of the dust screen 3 away from the rotating shaft 42 is clamped and fixed by the fixing assembly 5. The fixing assembly 5 includes two fixing plates 51 installed on the top surface of the side plate 2 in parallel with each other, a parallel plate 52 fixedly connected between the two fixing plates 51, the parallel plate 52 having a length direction parallel to the axis of the rotation shaft 42, and an abutting bolt 53 threaded on the parallel plate 52 in perpendicular to the parallel plate 52.

A abutting plate 54 parallel to the parallel plate 52 is further arranged between the two fixed plates 51, two ends of the abutting plate abut against surfaces of the two fixed plates 51 close to each other, the abutting plate can slide up and down, and the bottom end of the abutting bolt 53 abuts against the upper surface of the abutting plate 54. When one side of the dust screen 3 needs to be fixed, the dust screen 3 is placed between the abutting plate 54 and the side plate 2, the abutting bolt 53 is rotated, the abutting bolt 53 moves downwards, the abutting plate 54 is abutted, and the abutting plate 54 compresses the dust screen 3.

The surface that supports tight board 54 and be close to curb plate 2 still is equipped with sand grip 541, sand grip 541 extends along the length direction of supporting the board, curb plate 2 is close to be equipped with on the surface that supports tight board 54 and supplies the recess 21 that sand grip 541 pegged graft, when tight dust screen 3 of clamp is pressed from both sides to needs, dust screen 3 sand grip 541 pegs graft in the recess 21, dust screen 3 is extruded and is formed bending between sand grip 541 and the recess 21, further increase dust screen 3 and support the frictional force between the tight board 54, thereby make dust screen 3 fixed more stable.

The side edge that rotation axis 42 was kept away from to dust screen 3 still is fixed with the locating lever 31 that is parallel to each other with rotation axis 42, still be equipped with the circular shape pull ring 311 that makes things convenient for the staff to stimulate on locating lever 31, when needs expand dust screen 3, staff's pulling ring 311, pull ring 311 drives locating lever 31 and removes to the direction of fixed group to pass locating lever 31 and pull ring 311 and support the gap that forms between closing plate 54 and the curb plate 2, be difficult for making dust screen 3 deviate from more.

Referring to fig. 2 and 3, the both sides of dust screen 3 are still fixed with gib block 32, and two gib blocks 32 are parallel to each other and perpendicular to locating lever 31 mutually, and gib block 32 adopts soft rubber materials to make, and when dust screen 3 expandes and lays, gib block 32 expandes and provides the support for dust screen 3, can be more stable when making dust screen 3 expand, and difficult emergence is out of shape, and when dust screen 3 accomodates, gib block 32 is rolled up along with dust screen 3.

The implementation principle of hopper in the middle of concrete of this application embodiment that reduces raise dust is: when the dust screen 3 needs to be used, a worker pulls the pull ring 311, the pull ring 311 drives the positioning rod 31 and a part of the dust screen 3 to penetrate through the side plate 2 and the clamping plate, the abutting bolt 53 is rotated, the abutting bolt 53 abuts against the upper surface of the abutting plate, and the abutting plate 54 compresses the dust screen 3.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a hopper in middle of concrete of dust fall, includes two relative lateral walls (1), its characterized in that: two side plates (2) are respectively arranged on the two side walls (1), a dust screen (3) capable of reducing the overflow of raised dust is arranged above the middle hopper, and the dust screen (3) is arranged at the top ends of the two opposite side plates (2).

2. A concrete intermediate hopper for reducing fugitive dust according to claim 1, wherein: one side of the dustproof net (3) is arranged on the side plate (2), and the other side of the dustproof net is detachably arranged on the opposite side plate (2).

3. A concrete intermediate hopper for reducing fugitive dust according to claim 2, wherein: the installation curb plate (2) top of dust screen (3) is installed two parallel supporting shoes (4), installs axis of rotation (42) of being connected with supporting shoe (4) rotation between two supporting shoes (4), the axial fixation of axis of rotation (42) is followed to one side of dust screen (3) on curb plate (2) of axis of rotation (42), the one end of axis of rotation (42) is fixed with drives axis of rotation (42) pivoted driving piece, the opposite side install fixed subassembly (5) that compress tightly dust screen (3) one side on curb plate (2).

4. A concrete intermediate hopper for reducing fugitive dust according to claim 3, wherein: the supporting block (4) is detachably connected with the side plate (2).

5. A concrete intermediate hopper for reducing fugitive dust according to claim 3, wherein: the fixed assembly (5) comprises a plurality of fixed plates (51) fixed on the top end of the side plate (2), a horizontally arranged abutting plate (54) is fixed between the two fixed plates (51), an abutting bolt (53) is connected to the fixed plates (51) in a threaded manner, the bottom end of the abutting bolt (53) is abutted to the upper surface of the abutting plate (54), and the dustproof net (3) is extruded between the abutting plate (54) and the top end of the side plate (2).

6. A concrete intermediate hopper for reducing fugitive dust according to claim 5, wherein: the bottom surface of the abutting plate (54) is provided with a convex strip (541), and the side plate (2) is provided with a groove (21) for the convex strip (541) to be inserted.

7. A concrete intermediate hopper for reducing fugitive dust according to claim 5, wherein: one side of the dust screen (3) close to the fixing component (5) is fixedly connected with a positioning rod (31).

8. A concrete intermediate hopper for reducing fugitive dust according to claim 2, wherein: the soft guide strips (32) capable of deforming are mounted on two sides of the dustproof net (3).