CN215038986U - Aggregate intermediate bin and stirring station with same - Google Patents

Abstract

The utility model relates to a concrete mixing equipment technical field, concretely relates to preparation intermediate bin for concrete and have its stirring station. A concrete intermediate bin comprises: a bin having a discharge port; the valve is rotatably arranged at the discharge port and can rotate between a first position for plugging the discharge port and a second position for not plugging the discharge port; the driving device is in transmission connection with the valve; the valve can rotate from the second position to the first position under the action of self-weight and can rotate from the first position to the second position under the action of the driving device. Because of the utility model provides a valve need not use external force to keep the closure state under the closure state, so can not appear as introducing in the background art when gas circuit atmospheric pressure is not enough, the valve is opened and the problem of leaking the material.

Description

Aggregate intermediate bin and stirring station with same

Technical Field

The utility model relates to a concrete mixing equipment technical field, concretely relates to aggregate intermediate bin and have its stirring station.

Background

Aggregate at stirring station can drop into the intermediate bin through conveyor and keep in, and the intermediate bin valve is opened immediately after the aggregate stirring in the host computer is accomplished and is unloaded, unloads the aggregate of keeping in the intermediate bin and stirs in the host computer to reduce host computer material loading time, raise the efficiency.

In the prior art, a valve of a middle bin of a mixing plant is generally driven by an air cylinder, the air cylinder pushes one end of the valve to close the valve, and aggregate is prestored in the middle bin. But when gas circuit system atmospheric pressure is not enough, the cylinder thrust is not enough, and the valve is opened because of the cylinder thrust is not enough easily under aggregate gravity action, and the aggregate in the intermediate bin is unloaded the host computer, leads to the host computer probability of stifling greatly. Therefore, the valve at the discharge port of the existing intermediate bin is not closed stably enough, and the intermediate bin is easy to leak.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming the defect that the valve closure in the intermediate bin of mixing plant among the prior art is not stable enough and easily leads to intermediate bin hourglass material to a aggregate intermediate bin and have its mixing plant is provided.

In order to solve the problems, the utility model provides a aggregate intermediate bin which comprises a bin and a discharge hole; the valve is rotatably arranged at the discharge port and can rotate between a first position for plugging the discharge port and a second position for not plugging the discharge port; the driving device is in transmission connection with the valve; the valve can rotate from the second position to the first position under the action of self weight, and can rotate from the first position to the second position under the action of the driving device.

Optionally, the device further comprises a base arranged on the outer wall of the storage bin; the base is constructed to be a box structure with openings at both ends, and the discharge port is arranged in the base through the openings.

Optionally, the base has two oppositely disposed side walls, a rotating structure is disposed on the side walls, and the valve is disposed on the rotating structure.

Optionally, the rotating structure includes: the side wall is provided with a through hole for the rotating shaft to penetrate through; the bearing, with the via hole coaxial setting is in on the lateral wall, the pivot rotationally sets up on the bearing.

Optionally, the rotating shaft comprises a first shaft section rotatably arranged in the bearing, and a second shaft section and a third shaft section respectively positioned at two sides of the first shaft section; wherein,

the second shaft section is arranged in the base, and the valve is fixedly arranged on the second shaft section;

the third shaft section is arranged on the outer side of the base, and the driving device is connected to the third shaft section.

Optionally, the valve comprises:

the two opposite side plates are provided with shaft sleeves, and the second shaft section is fixedly arranged in the shaft sleeves;

and the plugging plate is vertically arranged between the two side plates, and the plugging plate is covered at the discharge port at the first position.

Optionally, the shape of the blocking plate is adapted to the edge profile of the spout.

Optionally, the drive device comprises:

a cylinder disposed on the sidewall;

and one end of the connecting rod is connected to the telescopic shaft of the air cylinder, and the other end of the connecting rod is fixedly arranged on the third shaft section.

Optionally, the device further comprises a vibrator arranged on the outer wall of the storage bin.

The utility model also provides a stirring station, include: any one of the above-described intermediate silos for preparing concrete.

The utility model discloses technical scheme has following advantage:

1. the utility model provides an aggregate intermediate bin includes: a bin having a discharge port; the valve is rotatably arranged at the discharge port and can rotate between a first position for plugging the discharge port and a second position for not plugging the discharge port; the driving device is in transmission connection with the valve; the valve can rotate from the second position to the first position under the action of self weight, and can rotate from the first position to the second position under the action of the driving device.

The utility model provides a valve in aggregate intermediate bin can take place to rotate under the dead weight and establish the first position in the discharge gate department of feed bin in order to form perpendicularly, realizes the shutoff to the discharge gate. When the aggregate is accommodated in the bin, the aggregate is pressed on the valve, so that the stability of the valve closure is further ensured. Because of the utility model provides a valve need not use external force to go to keep the closure state under the primary importance, so can not appear like the introduction among the background art when gas circuit atmospheric pressure is not enough, the valve is opened and the problem of leaking the material. And when needing the ejection of compact, the utility model discloses in drive arrangement drive valve rotate and be in second position department, and then open the discharge gate can.

2. The aggregate intermediate bin of the utility model also comprises a base which is arranged on the outer wall of the bin; the base is constructed for being both ends open-ended box structure, and the discharge gate sets up in the base through the opening, the utility model provides a mode setting that the base established with the cover is in discharge gate department, at the in-process of the discharge gate ejection of compact, can hinder splashing outward of aggregate, guarantees the security of unloading and improves the utilization ratio of aggregate.

3. The utility model provides a shape of shutoff board in aggregate intermediate bin and the marginal profile looks adaptation of discharge gate, realization that on the one hand can be better to the shutoff of discharge gate, on the other hand, the shutoff board need rotate along the marginal profile of discharge gate, and this kind of setting can guarantee the valve and rotate the uniformity of in-process and discharge gate position relation, avoids the aggregate to fill in the clearance of shutoff board and discharge gate, hinders the rotation of valve.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of an aggregate intermediate bin in an embodiment provided by the present invention;

fig. 2 is a cross-sectional view taken at a-a in fig. 1.

Description of reference numerals:

1. a storage bin; 11. a discharge port;

2. a valve; 21. a side plate; 22. a plugging plate;

3. a drive device; 31. a cylinder; 32. a connecting rod;

4. a base; 41. a side wall;

5. a rotating structure; 51. a rotating shaft; 52. a bearing; 511. a first shaft section; 512. a second shaft section; 513. a third shaft section;

6. a vibrator.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Example 1

As shown in fig. 1 to 2, the aggregate intermediate bin provided for the embodiment includes: a bin 1 having a discharge port 11; the valve 2 is rotatably arranged at the discharge port 11, and the valve 2 can rotate between a first position for sealing the discharge port 11 and a second position for not sealing the discharge port 11; the driving device 3 is in transmission connection with the valve 2; the valve 2 can be rotated from the second position to the first position under the action of its own weight, and can be rotated from the first position to the second position under the action of the driving device 3.

The feed bin 1 in this embodiment has a feed inlet and a discharge outlet 11, and when extending in the direction from the feed inlet to the discharge outlet 11, the inner diameter of the feed bin 1 is set in a gradually contracting state to form a common hopper structure.

It should also be mentioned that the valve 2 can be arranged directly on the wall of the silo 1 or on some mating connection, and the corresponding drive 3 can likewise be arranged on the wall of the silo 1 or on a connection cooperating with the intermediate silo. The embodiments provided on the connecting piece will be explained below.

So the valve 2 in the aggregate intermediate bin of this embodiment can take place to rotate under the dead weight in order to form and hang down the first position of establishing in the discharge gate 11 department of feed bin, realizes the shutoff to discharge gate 11. When the aggregate is accommodated in the bin 1, the aggregate is pressed on the valve 2, and the stability of closing the valve 2 is further ensured. Because the valve 2 in this embodiment does not need to use an external force to maintain the closed state in the first position, the problem of material leakage caused by the valve 2 being opened when the air pressure in the air path is insufficient as described in the background art does not occur. And when the material needs to be discharged, the valve 2 is driven by the driving device 3 to rotate to be at the second position, and then the discharge hole 11 is opened.

On the basis of the above embodiment, as further limited, still include base 4, set up on the outer wall of feed bin 1, wherein base 4 is constructed to be the box structure of both ends open-ended, and discharge gate 11 inserts in base 4 through the one end opening of base 4, at the in-process of the discharge gate 11 ejection of compact, can hinder the outer splash of aggregate, guarantees the security of unloading and improves the utilization ratio of aggregate. In order to realize the installation of the base 4, a flange installation part is arranged at the position, close to the discharge hole 11, of the stock bin 1, a flange structure is correspondingly arranged at the opening edge of the base 4, and the two are fastened together by bolts after being butted.

As described above, the valve 2 in the present embodiment is mounted on the connecting member, specifically, the base 4 has two opposite side walls 41, the rotating structure 5 is disposed on the side walls 41, and the valve 2 is disposed on the rotating structure 5. Referring to fig. 2, the rotating structure 5 includes: the rotating shaft 51 and the side wall 41 are provided with through holes for the rotating shaft 51 to penetrate through, the through holes are common round hole structures, and other types of holes are also applicable. The rotating structure 5 further includes a bearing 52 coaxially disposed on the sidewall 41 with the through hole, and the rotating shaft 51 is rotatably disposed on the bearing 52, the bearing 52 in this embodiment is a common flange bearing, a flange part of the bearing is attached to the sidewall and locked to the sidewall 41 by screws, the bearing is embedded inside the flange, and the rotating shaft 51 is installed in a bearing hole of the bearing 52 in an interference fit manner, so as to ensure the smoothness of rotation of the rotating shaft 51. As a modification, in the above embodiment, the bearing 52 is not required to be disposed, and a corresponding shaft hole is processed on the side wall 41, and the rotating shaft 51 is rotatably disposed in the shaft hole, so as to reduce the number of parts and save the cost.

With continued reference to the illustration in fig. 2, the shaft 51 includes a first shaft segment 511 rotatably disposed within the bearing 52, and a second shaft segment 512 and a third shaft segment 513 disposed on either side of the first shaft segment 511; wherein, the second shaft section 512 is arranged in the base 4, and the valve 2 is fixedly arranged on the second shaft section 512; the third shaft section 513 is arranged outside the base 4, and the drive means 3 is connected to the third shaft section 513. Wherein the valve 2 comprises: the side plates 21 are arranged oppositely, shaft sleeves are arranged on the side plates 21, the second shaft section 512 is fixedly arranged in the shaft sleeves, and a connecting key is arranged between the second shaft section 512 and the shaft sleeves in the embodiment so as to limit the side plates 21 to rotate relative to the second shaft section 512. As a variation, the second shaft section 512 may also be machined into a D-shaped shaft with a matching D-shaped bore machined into the sleeve. As a variation, the second shaft section 512 and the second shaft section 512 may be connected by an interference fit or fixed by a jackscrew. The tweed 2 in this embodiment further comprises a blocking plate 22 vertically arranged between the two side plates 21, and in the open state, the blocking plate 22 covers the discharge hole 11 to ensure the blocking of the discharge hole 11.

On the basis of the above-described exemplary embodiment, the shape of the closure plate 22 is adapted to the edge contour of the spout 11 as a further limitation. According to the design mode, on one hand, the discharge port 11 can be better plugged, on the other hand, the plugging plate 22 needs to rotate along the edge contour of the discharge port 11, the consistency of the position relation between the valve 2 and the discharge port 11 in the rotating process can be ensured through the arrangement, and the phenomenon that aggregates are filled into a gap between the plugging plate 22 and the discharge port 11 to block the rotation of the valve 2 is avoided. As a variant, the closure plate 22 can also be machined directly into the usual flat construction for simplicity of machining.

On the basis of the above embodiment, as a further limitation, a certain gap is reserved between the blocking plate 22 and the lower edge of the discharge hole 11, so as to avoid friction between the blocking plate 22 and the discharge hole 11 in the rotation process of the blocking plate 22, which results in difficulty in opening the valve 2.

Referring to fig. 1, the driving device 3 in the present embodiment includes: the cylinder 31 has a mounting seat thereon for being bolted to the side wall 41. The connecting rod 32 is further included, one end of the connecting rod is hinged to the telescopic shaft of the cylinder 31, the other end of the connecting rod is fixedly arranged on the third shaft section 513, and the manner of fixedly arranging the connecting rod 32 on the third shaft section 513 and the manner of expanding the connecting rod are the same as the manner of fixedly arranging the side plate 21 on the second shaft section 512, which is not described herein again. As a variant, the power source in the drive device may also be a common motor, such as a motor with a telescopic rod or a hydraulic cylinder.

As a variant, one end of the connecting rod may be fixed directly to the side wall 21 or to the blocking plate 22, which may be used to push the valve 2.

With continued reference to the illustration in fig. 1, in order to prevent the connecting rod 32 from falling out of the third shaft section 512, a stop is provided in the present exemplary embodiment at the shaft end of the third shaft section 513, which is screwed onto the shaft end face of the third shaft section 513.

It should be noted that, when the cylinder 31 in this embodiment drives the valve 2 to move from the second position to the first position, the opening angle of the valve 2 relative to the second position is 90 degrees, so as to achieve complete opening of the discharge port 11. As a modification, the opening angle of the valve 2 may be controlled to control the discharging direction, the discharging flow rate, and the like, according to the requirements of the stirring equipment in the subsequent process.

On the basis of the above embodiment, as a further limitation, as shown in fig. 1, the aggregate discharging device further comprises a vibrator 6 which is arranged on the outer wall of the silo 1, and the aggregate in the silo 1 is completely discharged through the vibration function of the vibrator 6.

Example 2

This embodiment provides a mixing plant, which includes the aggregate intermediate bin described in embodiment 1 above, and has all its technical advantages, and no further description is given here.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims (10)

1. A aggregate intermediate bin, comprising:

a silo (1) with a discharge opening (11);

the valve (2) is rotatably arranged at the discharge port (11), and the valve (2) can rotate between a first position for blocking the discharge port (11) and a second position for unblocking the discharge port (11);

the driving device (3) is in transmission connection with the valve (2);

wherein the valve (2) can rotate from the second position to the first position under the action of self weight and can rotate from the first position to the second position under the action of the driving device (3).

2. An aggregate intermediate bin according to claim 1, further comprising a base (4) provided on an outer wall of the bin (1);

the base (4) is constructed in a box structure with two open ends, and the discharge hole (11) is arranged in the base (4) through the opening.

3. An aggregate intermediate bin according to claim 2, wherein the base (4) has two oppositely arranged side walls (41), a rotating structure (5) is arranged on the side walls (41), and the valve (2) is arranged on the rotating structure (5).

4. An aggregate intermediate bin according to claim 3, wherein the rotary structure (5) comprises:

the side wall (41) is provided with a through hole for the rotating shaft (51) to penetrate through;

and the bearing (52) is arranged on the side wall (41) coaxially with the through hole, and the rotating shaft (51) is rotatably arranged on the bearing (52).

5. An aggregate intermediate bin according to claim 4, wherein the rotary shaft (51) comprises a first shaft section (511) rotatably arranged in the bearing, and a second shaft section (512) and a third shaft section (513) respectively located on both sides of the first shaft section (511); wherein,

the second shaft section (512) is arranged in the base (4), and the valve (2) is fixedly arranged on the second shaft section (512);

the third shaft section (513) is arranged outside the base (4), and the drive (3) is connected to the third shaft section (513).

6. An aggregate intermediate bin according to claim 5, wherein the valve (2) comprises:

the two side plates (21) are oppositely arranged, a shaft sleeve is arranged on each side plate (21), and the second shaft section (512) is fixedly arranged in the shaft sleeve;

and the plugging plate (22) is vertically arranged between the two side plates (21), and the plugging plate (22) is covered at the discharge hole (11) at the first position.

7. An aggregate intermediate bin according to claim 6, wherein the shape of the closure plate (22) is adapted to the edge profile of the discharge outlet (11).

8. An aggregate intermediate bin according to claim 5, wherein the drive means (3) comprises:

a cylinder (31) provided on the side wall (41);

and one end of the connecting rod (32) is connected to the telescopic shaft of the air cylinder (31), and the other end of the connecting rod is fixedly arranged on the third shaft section (513).

9. An aggregate intermediate bin according to any one of claims 1 to 8, further comprising a vibrator (6) arranged on an outer wall of the bin (1).

10. A mixing station, comprising:

an aggregate intermediate bin according to any one of claims 1 to 9.

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