CN213200901U

CN213200901U - Grit feed bin

Info

Publication number: CN213200901U
Application number: CN202021107820.8U
Authority: CN
Inventors: 刘毅; 王军友
Original assignee: Shaanxi Rongda Tiansheng Concrete Co ltd
Current assignee: Shaanxi Rongda Tiansheng Concrete Co ltd
Priority date: 2020-06-15
Filing date: 2020-06-15
Publication date: 2021-05-14
Anticipated expiration: 2030-06-15

Abstract

The utility model relates to a feed bin under grit of technical field is carried to grit, aim at solving the problem that improves grit unloading speed, including the storehouse body, storehouse body top is equipped with the feed inlet, the bottom is equipped with the discharge gate, two relative outer walls in storehouse all are fixed with the backup pad, be equipped with the motor in the backup pad, motor output shaft free end wears to establish to storehouse internal and fixedly connected with worm, the worm stretches into one section in storehouse and has meshed along length direction and have a plurality of worm wheels, all cover on each worm wheel and be equipped with the dust cover of being connected with the worm rotation, the dust cover is equipped with the support that is fixed in bin body wall from both sides mutually, pass the worm wheel axle center and rotate with the dust cover and be connected with the pivot, the pivot is stretched out one section perisporium of dust. The utility model discloses have the effect that improves grit unloading speed.

Description

Grit feed bin

Technical Field

The utility model belongs to the technical field of the technique that the grit was carried and specifically relates to a feed bin under grit is related to.

Background

At present, with the continuous development of the construction industry, the demand of concrete as a most widely used building material is continuously increased. The concrete is mainly prepared by pouring sand, stone, cement and water into a mixer truck for fully mixing, and finally obtaining the concrete. The gravel bin is a device suitable for discharging building materials such as gravel and the like.

In the prior art, chinese patent with publication number CN208979562U discloses a sandstone discharging bin, which comprises a bin body, wherein a feed inlet is arranged at the top of the bin body, a discharge outlet is arranged at the bottom of the bin body, two mounting blocks are symmetrically arranged on the inner side wall of the bin body, mounting cavities are formed in the mounting blocks, screw rods are vertically and rotatably connected to the mounting blocks, telescopic scraping rods are respectively in threaded connection with the two screw rods, each telescopic scraping rod comprises a main scraping rod and sub scraping rods arranged at two ends of the main scraping rod, scraping grooves for the sub scraping rods to slide are formed at two ends of the main scraping rod, and springs are fixedly connected to the bottoms of the scraping grooves; the side walls of the telescopic scraping rods are attached to the inner side walls of the bin bodies, two fixed scraping rods are arranged between the end portions, corresponding to each other, of the two telescopic scraping rods, the side walls of the two fixed scraping rods are attached to the inner side walls of the two bin bodies adjacent to the two mounting blocks, a driving assembly for driving the screw rod to rotate is arranged in each mounting block, and each driving assembly comprises a driving bevel gear, a driven bevel gear and a motor, wherein the driving bevel gear is arranged in each mounting cavity, the driven bevel gear is vertically meshed with the driving bevel gear, and the motor drives the driving bevel gear to rotate.

The working principle is as follows: when needs strike off the grit of accumulation on the internal lateral wall of storehouse, accessible starter motor drives two drive bevel gear rotations with simultaneously, two driven bevel gear drive screw rod's rotation, this moment because two are flexible scrape pole threaded connection on the screw rod, make two flexible scrape the inside wall that the pole followed the riser and carry out the up-and-down motion, and drive two fixed poles of scraping simultaneously and carry out the up-and-down motion along the inside wall of swash plate, and scrape the pole at the in-process that carries out the up-and-down motion telescopically, if when flexible scrape the pole downstream, the spring shrink scrapes the pole in order to drive the branch and enters into and scrape the inslot, so that flexible pole adaptation of scraping is towards degressive riser width of discharge gate direction, if flexible when scraping pole upstream, the spring extension is in order to promote branch to scrape the notch that the pole outstanding in scraping the groove, so that flexible.

The above prior art solutions have the following drawbacks: the grit gets into the storehouse body after, carries out the unloading through the discharge gate, because the discharge gate is less, when the grit that the unloading in-process got into the storehouse in vivo is more, causes the discharge gate to block easily for grit unloading speed slows down, leads to the unloading speed of grit to reduce.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a feed bin under grit has the beneficial effect who improves grit unloading speed.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: the utility model provides a feed bin under grit, includes the storehouse body, storehouse body top is equipped with the feed inlet, and the bottom is equipped with the discharge gate, two relative outer walls in storehouse body all are fixed with the backup pad, be equipped with the motor in the backup pad, motor output shaft free end wears to establish to storehouse internal and fixedly connected with worm, the worm stretches into one section in storehouse and has a plurality of worm wheels along the meshing of length direction, each all cover on the worm wheel and be equipped with the dust cover of being connected with the worm rotation, the dust cover is equipped with the support that is fixed in the internal wall of storehouse back to each other from both sides, passes worm wheel axle center and rotate with the dust cover and be connected with the pivot, the pivot is stretched out one section perisporium of dust cover and is.

By adopting the technical scheme, when the sand and stone enter the bin body for blanking, an operator starts the motor, the output shaft of the motor drives the worm to rotate, and the second stirring assembly takes the axis of the worm as a rotating shaft to stir the sand and stone in the bin body; the worm drives the meshed worm wheel and uses the pivot axis to stir the grit in the storehouse body as the rotation axis when pivoted, and the intensive mixing to the internal grit of storehouse has been realized to setting up of first stirring subassembly and second stirring subassembly, prevents that the discharge gate from blockking up, improves grit unloading speed.

The present invention may be further configured in a preferred embodiment as: the dust cover is run through in the pivot and the pivot both sides that leave mutually all are equipped with first stirring subassembly.

Through adopting above-mentioned technical scheme, the dust cover has realized the intensive mixing to the internal grit of storehouse from the first stirring subassembly that both sides were equipped with mutually, has improved grit unloading speed, prevents that the discharge gate from blockking up.

The present invention may be further configured in a preferred embodiment as: the first stirring assembly comprises a first stirring shaft fixedly connected with one end of the rotating shaft, and a first stirring blade arranged along the length direction is annularly arranged on the peripheral wall of the first stirring shaft.

Through adopting above-mentioned technical scheme, the intensive mixing of rotation direction perpendicular to worm axis direction grit has been realized to first stirring vane's setting.

The present invention may be further configured in a preferred embodiment as: the second stirring assembly comprises a second stirring shaft fixedly connected with the worm, a plurality of fixing rods are annularly arranged on the peripheral wall of the second stirring shaft, and the fixing rods are far away from second stirring blades arranged at one end of the second stirring shaft.

Through adopting above-mentioned technical scheme, the second dead lever has realized the fixed to second stirring vane, and the setting up of second stirring vane has realized the intensive mixing that is on a parallel with the worm axial direction grit to the direction of rotation.

The present invention may be further configured in a preferred embodiment as: the fixing rod is arranged in an upward inclined mode from one side close to the worm to the side far away from the worm.

Through adopting above-mentioned technical scheme, the dead lever is kept away from worm one side tilt up by being close to worm one side and is set up and has realized the intensive mixing to the internal grit of storehouse, reduces the resistance that grit produced the dead lever in the stirring.

The present invention may be further configured in a preferred embodiment as: the second stirring blades are distributed at a plurality of angles.

Through adopting above-mentioned technical scheme, second stirring vane sets up to a plurality of angles and has realized the intensive mixing to the internal grit of storehouse, prevents that the discharge gate from blockking up, improves the unloading speed.

The present invention may be further configured in a preferred embodiment as: and two adjacent second stirring shafts are arranged in a manner of deviating from each other towards the side far away from the worm.

Through adopting above-mentioned technical scheme, the worm side is kept away from towards two adjacent second (mixing) shafts and is set up the intensive mixing that has realized the internal grit of storehouse, and two second (mixing) shafts set up the life that has improved the second (mixing) shaft about worm axis symmetry.

The present invention may be further configured in a preferred embodiment as: the rotating shaft and the second stirring shaft are both vertical to the axis of the worm, and the rotating shaft and the second stirring shaft are vertical to each other.

Through adopting above-mentioned technical scheme, pivot and second (mixing) shaft and worm axis are perpendicular and pivot and second (mixing) shaft have realized the intensive mixing to grit of each position in the storehouse body perpendicularly.

To sum up, the utility model discloses a following at least one useful technological effect:

1. through the designed first stirring assembly and the second stirring assembly, the sand in the bin body is fully stirred, the discharge port is prevented from being blocked, and the discharging speed of the sand is increased;

2. through the designed first stirring blade, the sand and stone in the direction vertical to the axis of the worm in the rotating direction are fully stirred;

3. through the second stirring vane of design, realized being on a parallel with the intensive mixing of worm axial direction grit to the direction of rotation.

Drawings

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

fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.

In the figure, 1, a first stirring component; 2. a second stirring assembly; 11. a feed inlet; 12. a bin body; 13. a motor; 14. a support plate; 15. a discharge port; 20. a support; 21. a second stirring shaft; 22. fixing the rod; 23. a second stirring blade; 24. a dust cover; 25. a rotating shaft; 26. a first stirring shaft; 27. a first stirring blade; 28. a worm gear; 29. a worm.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a feed bin under grit, including the storehouse body 12, storehouse body 12 top is provided with feed inlet 11, and the bottom is provided with discharge gate 15, and two relative outer walls of the storehouse body 12 all are fixed with backup pad 14, and backup pad 14 is provided with motor 13 in this embodiment on being fixed in storehouse body 12 outer wall through welding an organic whole on the backup pad 14.

Referring to fig. 2, the free end of the output shaft of the motor 13 penetrates the bin 12 and is fixedly connected with a worm 29, in this embodiment, the output shaft of the motor 13 is fixedly connected with the worm 29 through a spline housing, the worm 29 extends into the bin 12, a section of the worm 29 is engaged with a plurality of worm wheels 28 along the length direction, in this embodiment, the number of the worm wheels 28 is six, each worm wheel 28 is covered with a dust cover 24 rotatably connected with the worm 29, the two sides of the dust cover 24 opposite to each other are provided with a bracket 20 fixed on the inner wall of the bin 12, in this embodiment, the bracket 20 is integrally welded and fixed with the inner wall of the bin 12, a rotating shaft 25 penetrates through the axis of the worm wheel 28 and is rotatably connected with the dust cover 24, the peripheral wall of a section of the rotating shaft 25 extending out of the dust cover 24 is provided with a plurality of first stirring assemblies, the first stirring assembly 1 comprises a first stirring shaft 26 fixedly connected with one end of a rotating shaft 25, in the embodiment, the rotating shaft 25 and the first stirring shaft 26 are integrally fixed through welding, a first stirring blade 27 arranged along the length direction is arranged around the first stirring shaft 26, a second stirring assembly 2 is arranged around a worm 29 between two adjacent worm wheels 28, the second stirring assembly 2 comprises a second stirring shaft 21 fixedly connected with the worm 29, in the embodiment, the worm 29 and the second stirring shaft 21 are integrally fixed through welding, two adjacent second stirring shafts 21 are arranged oppositely towards the side far away from the worm 29, a plurality of fixing rods 22 are arranged around the circumferential wall of the second stirring shaft 21, in the embodiment, three fixing rods 22 are arranged on each second stirring shaft 21, the fixing rods 22 are arranged upwards obliquely towards the side far away from the worm 29 from the side close to the worm 29, and the second stirring blades 23 are arranged at the end of the fixing rods 22 far away from the second stirring shaft 21, the second stirring blades 23 are distributed in a plurality of angles, the rotating shaft 25 and the second stirring shaft 21 are both vertical to the axis of the worm 29, and the rotating shaft 25 and the second stirring shaft 21 are vertical to each other.

The implementation principle of the embodiment is as follows: when the sand enters the bin body 12 for blanking, an operator starts the motor 13, an output shaft of the motor 13 drives the worm 29 to rotate, and the second stirring blades 23 fully stir the sand in the rotating direction parallel to the axial direction of the worm 29; the worm 29 drives the meshed worm wheel 28 to use the axis of the rotating shaft 25 as the rotating shaft 25 while rotating, and the first stirring blades 27 fully stir the sand and stone in the direction vertical to the axis of the worm 29 in the rotating direction, so that the sand and stone in the bin body 12 are fully stirred, the discharge hole 15 is prevented from being blocked, and the discharging speed of the sand and stone is increased.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a feed bin under grit, includes the storehouse body (12), storehouse body (12) top is equipped with feed inlet (11), and the bottom is equipped with discharge gate (15), its characterized in that: supporting plates (14) are fixed on two opposite outer walls of the bin body (12), a motor (13) is arranged on each supporting plate (14), the free end of the output shaft of the motor (13) is arranged in the bin body (12) in a penetrating way and is fixedly connected with a worm (29), the worm (29) extends into the bin body (12) and is engaged with a plurality of worm wheels (28) along the length direction, each worm wheel (28) is covered with a dust cover (24) rotationally connected with the worm (29), a bracket (20) fixed on the inner wall of the bin body (12) is arranged on two opposite sides of the dust cover (24), a rotating shaft (25) penetrates through the axis of the worm wheel (28) and is rotatably connected with the dust cover (24), the peripheral wall of the rotating shaft (25) extending out of one section of the dust cover (24) is provided with a plurality of first stirring assemblies (1), and the peripheral wall of the worm (29) between two adjacent worm wheels (28) is provided with a second stirring assembly (2).

2. The sand blanking bin according to claim 1, characterized in that: the rotating shaft (25) penetrates through the dust cover (24) and the rotating shaft (25) is provided with first stirring assemblies (1) on two opposite sides.

3. The sand blanking bin according to claim 1, characterized in that: the first stirring assembly (1) comprises a first stirring shaft (26) fixedly connected with one end of a rotating shaft (25), and a first stirring blade (27) arranged along the length direction is arranged on the peripheral wall of the first stirring shaft (26) in a surrounding mode.

4. The sand blanking bin according to claim 1, characterized in that: the second stirring assembly (2) comprises a second stirring shaft (21) fixedly connected with the worm (29), a plurality of fixing rods (22) are annularly arranged on the peripheral wall of the second stirring shaft (21), and the fixing rods (22) are far away from second stirring blades (23) arranged at one end of the second stirring shaft (21).

5. The sand blanking bin of claim 4, wherein: the fixing rod (22) is arranged in an upward inclined mode from one side close to the worm (29) to the side far away from the worm (29).

6. The sand blanking bin of claim 5, wherein: the second stirring blades (23) are distributed in a plurality of angles.

7. The sand blanking bin of claim 6, wherein: two adjacent second stirring shafts (21) are arranged away from each other towards the side far away from the worm (29).

8. The sand blanking bin of claim 7, wherein: the rotating shaft (25) and the second stirring shaft (21) are both vertical to the axis of the worm (29), and the rotating shaft (25) and the second stirring shaft (21) are vertical to each other.