CN211590686U - Concrete mixing plant collecting hopper - Google Patents
Concrete mixing plant collecting hopper Download PDFInfo
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- CN211590686U CN211590686U CN201921559062.0U CN201921559062U CN211590686U CN 211590686 U CN211590686 U CN 211590686U CN 201921559062 U CN201921559062 U CN 201921559062U CN 211590686 U CN211590686 U CN 211590686U
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Abstract
The utility model discloses a concrete mixing plant collecting hopper, wherein a rigid cylinder is arranged below a hopper body, and the lower end opening of the hopper body is connected with the upper end opening of the cylinder; a sealing door assembly is arranged at the lower port of the cylinder body; the sealing door assembly comprises a bottom plate arranged corresponding to the lower port of the barrel, the driving side of the bottom plate is connected with the driving unit, and two adjacent sides of the bottom plate and the driving side are hinged on the rack; the bottom plate swings back and forth along the hinge point under the action of the driving unit, so that the state A is switched between a closed cylinder lower port and a B state is switched between an open cylinder lower port and a closed cylinder lower port. The whole bottom plate, the barrel, the surrounding plate and the sealing plate form a closed space, the sealing is more reliable, and zero leakage of concrete slurry can be realized; the cylinder is rigid, wear-resistant and deformation-free, so that the service life of the collecting hopper is greatly prolonged, and the production efficiency is improved; the collecting device is convenient to clean, and the maintenance-free collecting hopper is realized.
Description
Technical Field
The utility model relates to an engineering machine tool field, concretely relates to concrete mixing plant's discharge apparatus that gathers materials.
Background
After the materials are stirred by the stirring main machine, the materials are gathered by a gathering hopper and then enter a stirring vehicle from an outlet of the gathering hopper in the concrete stirring station; in reality, the stirring truck cannot be in seamless butt joint with a stirring station for continuous production, the stirring station waits for the stirring truck to be in place, and the stirring station needs to idle for a certain time, so that the resource waste is caused invisibly; in order to improve the productivity of the mixing plant, manufacturers of mixing plants often modify the gathering hopper into a collecting hopper with the gathering, collecting and discharging functions integrated.
The structure of a collecting hopper in the prior art is shown in figure 1 and comprises a hopper body 1, a cylinder 2, a roller clamping device 3 and a rubber cylinder body 4, wherein one end of the cylinder 2 is hinged to the hopper body, and the other end of the cylinder is hinged to the roller clamping device 3; when the collecting hopper collects materials, as shown in figure 1, the cylinder 2 extends out to drive the clamping roller device 3 to compress the rubber cylinder 4, so as to achieve the purpose of sealing the collecting materials; when the collecting hopper discharges, as shown in fig. 2, the cylinder 2 is retracted, the compressed rubber cylinder 4 is opened, and the concrete is discharged.
In each process of collecting and discharging materials, the rubber cylinder body 4 can undergo a deformation process of compression and rebound. Residual mortar on the rubber cylinder body can cause untight sealing due to the residual mortar when the rubber cylinder body is compressed; causing wear and eventual breakage of the rubber cylinder 4. The use efficiency of the whole aggregate bin is influenced, and meanwhile, a large economic burden is brought to a user of the mixing station;
therefore, how to improve the sealing performance of the material collecting device of the mixing station, reduce the cost expenditure of users of the mixing station, and improve the production efficiency becomes a key difficulty in the design of the material collecting hopper.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects, the utility model aims to solve the technical problem that a collecting hopper for a concrete mixing plant is provided, the leakproofness is good, long service life. In order to solve the technical problem, the technical scheme adopted by the utility model is that the collecting hopper of the concrete mixing plant comprises a hopper body and is characterized in that a rigid cylinder body is arranged below the hopper body, and the lower end opening of the hopper body is connected with the upper end opening of the cylinder body; a sealing door assembly is arranged at the lower port of the cylinder body; the sealing door assembly comprises a bottom plate arranged corresponding to the lower port of the barrel, the driving side of the bottom plate is connected with the driving unit, and two adjacent sides of the bottom plate and the driving side are hinged on the rack; the bottom plate swings back and forth along the hinge point under the action of the driving unit, so that the state A is switched between a closed cylinder lower port and a B state is switched between an open cylinder lower port and a closed cylinder lower port.
In order to optimize the sealing effect, it is preferable that the driving side and two sides adjacent to the driving side of the bottom plate are provided with enclosing plates fixedly connected to the bottom plate, the opposite side of the driving side is provided with a sealing plate fixedly connected to the cylinder, and in the state a, the sealing plate is connected with the enclosing plate to form a closed-loop sealing belt arranged around the lower port of the cylinder. Furthermore, in the closed-loop sealing tape, a soft sealing material is arranged between the coaming and/or the sealing plate and the lower end opening of the cylinder body. Such as a rubber strip.
Preferably, the lower end opening of the cylinder body is an arc-shaped end opening, the arc-shaped peak protrudes downwards and is positioned on the central axis of the cylinder body, and the two sides of the arc are symmetrically distributed along the central axis; the bottom plate is an arc-shaped bottom plate arranged corresponding to the arc-shaped port; further, in the state a, the central axis of the arc-shaped bottom plate is closer to the driving side of the bottom plate than the central axis of the arc-shaped port. The bottom plate is not blocked with the lower end port of the cylinder body due to the mortar residue on the bottom plate in the rotation process of switching the state A to the state B.
Preferably, the bottom plate is hinged to the rack through a side plate, two adjacent sides of the bottom plate and the driving side are fixedly connected with the side plate, and the top end of the side plate is hinged to the rack.
Preferably, the driving unit is a cylinder or an oil cylinder or an electric push rod.
The bottom plate and/or the cylinder body are wear-resistant pieces. Preferably, the inner part of the cylinder body and/or the surface of the bottom plate are/is provided with wear-resistant lining plates.
Preferably, the shape of the cylinder is selected from one of a conical cylinder, a square cylinder or a circular cylinder.
Preferably, the top of the sealing plate is welded on the outer wall of the barrel, and the bottom of the sealing plate extends downwards to be connected with the bottom plate.
The beneficial effects of the utility model reside in that, the utility model provides a novel collecting hopper adopts the monoblock bottom plate to constitute the door structure of side-pulling list opening, keeps off material subassembly with barrel and bounding wall, shrouding etc. and cooperatees, has formed an inclosed space, and is sealed more reliable, can realize "zero water clock" of concrete slurry; the cylinder is rigid, wear-resistant and deformation-free, so that the service life of the collecting hopper is greatly prolonged, and the production efficiency is improved; the cleaning of the collecting device is convenient, the daily maintenance and the work of replacing the rubber funnel are avoided, the 'maintenance-free' of the collecting hopper is realized, the use cost of the mixing plant is reduced, and the economic benefit is brought to the mixing plant user.
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
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 invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Drawings
FIG. 1 is a schematic structural view of a conventional collecting hopper (closed collecting state);
FIG. 2 is a schematic structural view of a conventional collecting hopper (open discharge state);
fig. 3 is a schematic front view of the aggregate bin according to the embodiment of the present invention (aggregate closed state);
FIG. 4 is a partial enlarged view of the portion I shown in FIG. 3;
fig. 5 is a schematic right-view structural diagram (material collecting closed state) of the material collecting hopper according to the embodiment of the present invention;
fig. 6 is a schematic view of the collecting hopper according to the embodiment of the present invention (in an open unloading state).
Detailed Description
Referring to fig. 3-6, reflecting a specific structure of the present invention, a rigid cylinder 50 is disposed below the hopper body 10 of the collecting hopper of the concrete mixing plant, and the lower end opening of the hopper body 10 is connected with the upper end opening of the cylinder 50; a sealing door assembly is arranged at the lower port of the cylinder body 50; the sealing door assembly comprises a bottom plate 40 arranged corresponding to the lower port of the cylinder 50, the driving side of the bottom plate 40 is connected with a driving unit, namely the air cylinder 20, one end of the air cylinder 20 is hinged with the frame, the other end of the air cylinder 20 is hinged with the driving side of the bottom plate 40, and the air cylinder 20 can flexibly drive the bottom plate 40 to swing back and forth through stretching. Likewise, a cylinder or an electric push rod can also perform the same work.
The two adjacent sides of the bottom plate 40 and the driving side are fixedly connected with the side plates 30, and the top ends of the side plates 30 are hinged on the rack. The bottom plate 40 is reciprocally swung along a hinge point at the top end of the side plate 30 by the cylinder 20, thereby switching between two states of a/B:
state A As shown in FIG. 3, the bottom plate 40 swings to the left, closing the lower port of the cylinder 50 for collecting material;
the state B is shown in fig. 6, in which the bottom plate 40 swings to the right, and the lower port of the drum 50 is opened for discharging. When the collecting hopper discharges, the bottom plate 40 swings to the driving side, so that the discharging of the concrete at the lower port of the cylinder 50 cannot be blocked, and the discharging can be performed smoothly.
In order to optimize the sealing effect, the driving side and two sides adjacent to the driving side of the bottom plate 40 are provided with enclosing plates 60 fixedly connected to the top of the bottom plate 40, the opposite side of the driving side is provided with a sealing plate 70 fixedly connected to the cylinder 50, the top of the sealing plate 70 is welded to the outer wall of the cylinder 50, and the bottom of the sealing plate 70 extends downwards to be engaged with the top of the bottom plate 40.
In the state A, the sealing plate 70 is connected with the enclosing plate 60 to form a closed-loop sealing belt arranged around the lower port of the cylinder body 50, so that the leakage of materials is effectively avoided; in the closed-loop sealing strip, sealing rubber strips are arranged between the enclosing plate 60 and the sealing plate 70 and the lower port of the cylinder body 50.
In this example, the lower end of the cylinder 50 is an arc-shaped end, the arc-shaped peak of the arc-shaped end protrudes downwards, the arc-shaped peak is located on the central axis of the cylinder 50, and two sides of the arc are symmetrically distributed along the central axis. The bottom plate 40 is an arc bottom plate corresponding to the arc port. The cambered surface of the bottom plate 40 can be well connected with the cambered end of the barrel 50, and no material overflows exist and no interference exists.
In the state a, there is a deviation Δ L between the central axis of the bottom plate 40 and the central axis of the arc-shaped port, and the central axis of the bottom plate 40 is closer to the driving side of the bottom plate 40. Therefore, in the rotation process of switching the state of the bottom plate 40 from the A state to the B state, the bottom plate 40 and the lower port of the cylinder 50 cannot be locked due to the mortar residue on the bottom plate 40.
Wear-resistant lining plates are arranged inside the cylinder body 50 and on the upper surface of the bottom plate 40. The wear resistance of the base plate 40 and the cylinder 50 is improved
The foregoing embodiments are merely for clarity of explanation, and are not to be construed as limiting the present invention. The utility model discloses have known multiple substitution or warp in this technical field, do not deviating from the utility model discloses under the prerequisite of essence meaning, all fall into the utility model discloses a protection scope.
Claims (10)
1. A concrete mixing plant collecting hopper comprises a hopper body and is characterized in that a rigid cylinder is arranged below the hopper body, and an opening at the lower end of the hopper body is connected with an upper opening of the cylinder; a sealing door assembly is arranged at the lower port of the cylinder body; the sealing door assembly comprises a bottom plate arranged corresponding to the lower port of the barrel, the driving side of the bottom plate is connected with the driving unit, and two adjacent sides of the bottom plate and the driving side are hinged on the rack; the bottom plate swings back and forth along the hinge point under the action of the driving unit, so that the state A is switched between a closed cylinder lower port and a B state is switched between an open cylinder lower port and a closed cylinder lower port.
2. The aggregate bin of claim 1 wherein said bottom plate has a closure plate fixedly attached to said bottom plate on a drive side and on opposite sides of said drive side, said closure plate being attached to said barrel on opposite sides of said drive side, said closure plate engaging said closure plate in position a to form a closed loop sealing band disposed around said lower port of said barrel.
3. The collection hopper according to claim 2 wherein said closed loop sealing strip has a soft sealing material disposed between said shroud and/or sealing plate and the lower port of the cartridge.
4. The aggregate bin according to any one of claims 1 to 3, wherein the lower end port of the cylinder body is an arc-shaped end port, the arc-shaped peak protrudes downwards and is positioned on the central axis of the cylinder body, and the two sides of the arc are symmetrically distributed along the central axis; the bottom plate is an arc-shaped bottom plate arranged corresponding to the arc-shaped port.
5. The aggregate bin of claim 4, wherein in condition A, the central axis of the arcuate floor is closer to the drive side of the floor than the central axis of the arcuate port.
6. A collecting hopper according to any one of claims 1 to 3 wherein the base plate is hingedly connected to the frame by side plates, the side plates being secured to the sides of the base plate adjacent the drive side, the top ends of the side plates being hingedly connected to the frame.
7. Aggregate bin according to any one of claims 1 to 3, wherein said drive unit is a pneumatic cylinder or a hydraulic cylinder or an electric push rod.
8. A collecting hopper according to any one of claims 1 to 3, characterised in that the interior of the vessel and/or the surface of the floor is provided with wear resistant lining.
9. The aggregate bin of any one of claims 1 to 3, wherein the shape of said barrel is selected from one of a conical barrel, a square barrel or a round barrel.
10. A collecting hopper according to claim 2 or claim 3 wherein the sealing plate is welded to the outer wall of the vessel at the top thereof and projects downwardly at the bottom thereof to engage the base plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921559062.0U CN211590686U (en) | 2019-09-19 | 2019-09-19 | Concrete mixing plant collecting hopper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921559062.0U CN211590686U (en) | 2019-09-19 | 2019-09-19 | Concrete mixing plant collecting hopper |
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| CN211590686U true CN211590686U (en) | 2020-09-29 |
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| CN201921559062.0U Active CN211590686U (en) | 2019-09-19 | 2019-09-19 | Concrete mixing plant collecting hopper |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110549489A (en) * | 2019-09-19 | 2019-12-10 | 长沙爱达环保科技有限公司 | concrete mixing plant collecting hopper |
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2019
- 2019-09-19 CN CN201921559062.0U patent/CN211590686U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110549489A (en) * | 2019-09-19 | 2019-12-10 | 长沙爱达环保科技有限公司 | concrete mixing plant collecting hopper |
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