CN216763078U - Vibration ore drawing system - Google Patents
Vibration ore drawing system Download PDFInfo
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- CN216763078U CN216763078U CN202123428143.7U CN202123428143U CN216763078U CN 216763078 U CN216763078 U CN 216763078U CN 202123428143 U CN202123428143 U CN 202123428143U CN 216763078 U CN216763078 U CN 216763078U
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- ore drawing
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Abstract
The utility model discloses a vibration ore drawing system which comprises an underground chamber, a bedplate and a vibrating machine, wherein an ore falling port is formed in the underground chamber, the inclination angle of the bedplate is 19 degrees, a chain gate is arranged on the bedplate, one end of the chain gate is connected with the end part of the bedplate, the other end of the chain gate is fixedly connected with a chute, a protective steel plate is arranged in the ore falling port, the protective steel plate is lengthened to form an inner baffle, and a labyrinth seal is formed between the protective steel plate and a side plate of the vibrating machine. The ore drawing system has high ore drawing efficiency by increasing the inclination angle of the bedplate, so that the stress of the whole bedplate is uniformly dispersed in a free state during working; and the bedplate is additionally provided with the chain gate to prevent ore leakage, and the bedplate structure adopts a frame structure, so that the sealing effect is good.
Description
Technical Field
The utility model relates to the technical field of vibratory ore drawing, in particular to a vibratory ore drawing system.
Background
The existing vibrating machine is of a plate type structure; adopting a rubber block for buffering; the side plates are fixed on the eyebrow line wall, a certain gap is reserved between the side plates and the bottom, and a vibration motor is not needed to bear the weight; the tail part of the bedplate is inserted into the ore bin, and the inserted part can bear a large amount of ore weight; the rubber plate seal is adopted for preventing slag leakage, but the following problems exist: firstly, the bedplate is frequently torn, the main beam and the rib plate are broken, and the maintenance workload is large; secondly, the bedplate is difficult to replace, particularly in a main draw shaft, due to high height of a shaft and high yield, the wall of the shaft is loose due to long-term ore impact, the collapse is serious, and falling rocks have great safety risks on the replacement of a bedplate lining plate or the replacement of the whole bedplate; thirdly, sealing is easy to cause problems, slag leakage is serious, and a lot of workload is increased for operators; fourthly, the inclination angle of the bedplate is not enough, and the ore drawing efficiency is low; fifthly, the occurrence frequency of the blocking situation is higher than expected, and the treatment is difficult.
In order to solve the problems, the applicant takes some temporary measures, such as increasing the rib plate density and size of the bedplate, increasing the inclination angle of the bedplate of the vibrator and the like, but the effect is limited. First, in the case of a plate vibrator, the platens carry a significant ore pressure. From the installation drawing, when the closer the brow line wall is to the center of the ore pass, the more the pressure is born, the structure causes the vibration bedplate to be stressed unevenly, and the bedplate is stressed by the destructive force such as shearing force, circulating torsion force and the like continuously when the vibration machine works.
Disclosure of Invention
Aiming at the technical defects, the utility model aims to provide a vibration ore drawing system, reduce the ore pressure at the rear section and improve the rigidity of a bedplate to change the structural form so as to ensure that the integral stress of the bedplate is uniform.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the utility model provides a vibration ore drawing system which comprises an underground chamber, a bedplate and a vibrating machine, wherein an ore falling port is formed in the underground chamber, the inclination angle of the bedplate is 19 degrees, a chain type gate is arranged on the bedplate, one end of the chain type gate is connected with the end part of the bedplate, the other end of the chain type gate is fixedly connected with a chute, side plates are respectively arranged on two sides of the bedplate, a protection steel plate is arranged in the ore falling port, the protection steel plate is lengthened to form an inner baffle, and a labyrinth seal is formed between the protection steel plate and the side plates of the vibrating machine.
Preferably, the bedplate supporting shaft is in sliding connection with the upper spring support.
Preferably, the end of the bedplate is provided with a supporting shaft.
Preferably, a supporting shaft is arranged at the end part of the bedplate, an upper spring support and a lower spring support are arranged on the vibrating machine, and the supporting shaft and the upper spring support are in sliding fit.
Preferably, the upper spring support and the lower spring support are both provided with a fixing plate.
The utility model has the beneficial effects that: the ore drawing system 1 has high ore drawing efficiency by increasing the inclination angle of the bedplate; 2. the bedplate and the side plate are sealed in a labyrinth way, so that the problem of slag leakage is solved; 3. a frame structure is adopted on the bedplate structure, so that the stress condition is improved, and the maintenance amount is reduced; 4. the sealing effect is good; 5. the split design is adopted, so that the vibration table can be easily moved during maintenance and replacement; 6. the arrangement of the chain gate makes ore removal control more convenient and prevents ore from running at the front end of the bedplate; 7. the eyebrow lines are improved, large blocks can be conveniently processed, and the mineral passing performance is better; 8. the underground transportation and installation are more convenient.
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 description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a vibratory ore drawing system according to an embodiment of the present invention.
Description of reference numerals: 1. a chamber; 2. a chain gate; 3. a platen; 4. and a support shaft.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Embodiment 1, as shown in fig. 1, a vibratory ore drawing system comprises a chamber 1, a bedplate 3 and a vibration machine, wherein a ore dropping port is formed in the chamber 1, the inclination angle of the bedplate 3 is 19 degrees, the inclination angle of 19 degrees is a reasonable angle used in cooperation with a chain gate 2, the size of the bedplate 3 can be determined according to the model of a used mine car, the total height of the shaft and the chamber 1 is considered, the distance between a maximum qualified lump ore and the ore dropping port is the size of the ore dropping port behind an eyebrow line wall, the thickness of an ore flowing layer in the originally designed shaft is maintained according to the calculation of an ore repose angle of 60 degrees, the height of the eyebrow line wall is determined, a surplus part is lined with a steel plate to form an ore bearing bottom, the amount of ore staying on the vibratory bedplate 3 is greatly reduced, the power required for starting the vibration machine is reduced, the chain gate 2 is arranged on the bedplate 3, one end of the chain gate 2 is connected with the end of the bedplate 3, the other end is fixedly connected with the drop shaft, and ore leakage is inevitably generated due to the increase of the inclination angle, so that the chain gate 2 is additionally arranged, although the cost is increased, the chain gate is beneficial to controlling the loading coefficient, preventing block impact and treating block blocking, the limitation of the height of an ore outlet is simplified due to the increase of the chain gate 2, and a protection measure is provided for an operator; the two sides of the bedplate 3 are respectively provided with a side plate, the problem of slag leakage can be perfectly solved by referring to the installation mode of the side plates because the amplitude of the vibration machine is only 1-2mm, and the bedplate 3 structurally adopts a frame structure, so that the whole bedplate 3 is uniformly dispersed in a free state under stress when in work. The height of the vibration motor is determined according to the selected overall dimension of the vibration motor and the required operation space; and a protective steel plate is arranged in the ore falling port, the protective steel plate is lengthened to form an inner baffle, and the inner baffle and the vibrating machine side plate form labyrinth seal.
Furthermore, the support shaft of the bedplate 3 is in sliding connection with the upper spring support, so that the bedplate 3 can be automatically aligned during working, force is transmitted to the metal compression spring in the vertical direction as much as possible, multi-directional stress of related parts is avoided, and the service life of each part is prolonged.
Further, a supporting shaft 4 is arranged at the end of the bedplate 3.
Furthermore, a supporting shaft 4 is arranged at the end part of the bedplate 3, an upper spring support and a lower spring support are arranged on the vibrator, the supporting shaft 4 and the upper spring support are in sliding fit, the inclination angle of the vibrator can be properly adjusted, and the inclination angle of the bedplate 3 can be changed by only changing the center distance between the supporting shaft 4 and the upper spring support.
Furthermore, the upper spring support and the lower spring support are provided with fixing plates, when the maintenance or the replacement is needed, the jack is used for supporting the vibration bedplate 3, until the spring is not stressed any more, the spring can be pulled out, and the bedplate 3 falls onto the foundation support, at the moment, the bedplate 3 is pulled out to the outer side of the brow line wall by a hoist to carry out related work, the threat of falling objects in a shaft is thoroughly avoided, and the replacement is convenient.
The coal mine enters the chamber 1 from the ore pass and is drawn from the bedplate 3.
At present, two ore drawing points are reformed and newly built, the newly built ore drawing points increase the distance between the central line of the ore pass and the brow line wall by 1 meter, the stress of the brow line wall is better improved, the ore drawing machine is put into use for more than one year, and the ore drawing amount exceeds 200 ten thousand tons. The vibration motor is not replaced, the maintenance amount of the bedplate is greatly reduced, the desoldering and cracking are basically not generated, and the effect is satisfactory.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the utility model. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (5)
1. The vibrating ore drawing system comprises an underground chamber, a bedplate and a vibrating machine, wherein an ore falling opening is formed in the underground chamber, and the vibrating ore drawing system is characterized in that the inclination angle of the bedplate is 19 degrees, a chain gate is arranged on the bedplate, one end of the chain gate is connected with the end part of the bedplate, the other end of the chain gate is fixedly connected with a chute, side plates are respectively arranged on two sides of the bedplate, a protective steel plate is arranged in the ore falling opening, the protective steel plate is lengthened to form an inner baffle, and a labyrinth seal is formed between the protective steel plate and the side plates of the vibrating machine.
2. A vibratory ore drawing system as set forth in claim 1 wherein said platen support shaft is slidably connected to an upper spring mount.
3. A vibratory ore drawing system as set forth in claim 1 wherein said deck ends are provided with support shafts.
4. A vibratory ore drawing system as set forth in claim 1 wherein said deck has a support shaft at an end thereof and wherein said vibrator has upper and lower spring supports, said support shaft and upper spring support being slidably engaged.
5. A vibratory ore drawing system as set forth in claim 4 wherein said upper and lower spring supports have a retaining plate disposed thereon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123428143.7U CN216763078U (en) | 2021-12-31 | 2021-12-31 | Vibration ore drawing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123428143.7U CN216763078U (en) | 2021-12-31 | 2021-12-31 | Vibration ore drawing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216763078U true CN216763078U (en) | 2022-06-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123428143.7U Active CN216763078U (en) | 2021-12-31 | 2021-12-31 | Vibration ore drawing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216763078U (en) |
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2021
- 2021-12-31 CN CN202123428143.7U patent/CN216763078U/en active Active
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