CN211678717U - Lump ore transportation system of sieving - Google Patents
Lump ore transportation system of sieving Download PDFInfo
- Publication number
- CN211678717U CN211678717U CN202020108030.5U CN202020108030U CN211678717U CN 211678717 U CN211678717 U CN 211678717U CN 202020108030 U CN202020108030 U CN 202020108030U CN 211678717 U CN211678717 U CN 211678717U
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- Prior art keywords
- belt
- shale shaker
- vibrating screen
- lump ore
- motor
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Abstract
The utility model relates to a lump ore deposit transportation system of sieving, including belt, belt weigher, shale shaker, inverter motor and converter, inverter motor connects on the belt, is provided with the belt weigher on the belt, and the output of belt sets up downwards for the horizontal plane slope, and the shale shaker setting is in the below of the output of belt, and the shale shaker includes the support, sets up the spring on the support and sets up the screen frame on the spring, and the power unit of shale shaker is the motor, is connected with the converter on the motor of shale shaker. When the normal flow passes through the belt weigher, the output value of the belt weigher corresponds to the motor frequency of the vibrating screen of 35-40 HZ, the exciting force and the amplitude of the vibrating screen are reduced, and lump ore can be screened out exactly; when the flow of lump ore is small or no, the rotating speed of the motor of the vibrating screen corresponding to the output value of the belt scale is 25-35 HZ, so that the amplitude and the exciting force of the vibrating screen are reduced to the minimum.
Description
Technical Field
The utility model relates to a lump ore transportation field especially relates to a lump ore transportation system of sieving.
Background
The wharf lump ore vibrating screen plays a role in separating the powder material containing the powder lump ore from the lump ore and then fully utilizing the separated powder material to maximize the benefit. Since the vibrating screen is put into operation, the flow rate of ore blocks unloaded by the crane is unstable, so that the fault rate of the vibrating screen is extremely high, the performance of the vibrating screen cannot be fully utilized, and the exertion of the capacity is severely restricted.
The multiple cranes discharge materials simultaneously to cause the overlapping of partial material quantity, and after the large-flow lump ore enters the vibrating screen, the vibrating screen is pressed or polarized due to unstable material quantity because the iron-containing lump ore has heavier mass, so that the motor, the vibration exciter, the screen body and the like are greatly damaged. Meanwhile, when the lump ore is in the empty section, the vibrating screen is in no-load operation, so that the vibrating screen is greatly damaged by high-strength and large-amplitude vibration of the screen, the bracket, the spring and the like.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an improved lump ore deposit transportation system of sieving of shale shaker and belt life-span.
In order to achieve the above purpose, the utility model adopts the technical scheme that:
the utility model provides a lump ore deposit transportation system of sieving, including belt, belt weigher, shale shaker, inverter motor and converter, inverter motor connects on the belt, be provided with the belt weigher on the belt, the output of belt sets up downwards for the horizontal plane slope, the shale shaker sets up the below of the output of belt, the shale shaker includes the support, sets up the spring on the support and sets up the screen frame on the spring, be connected with on the shale shaker the converter.
Further, the belt conveyor scale further comprises a controller, the belt conveyor scale is connected to the input end of the controller, and the vibrating screen, the variable frequency motor and the frequency converter are connected to the output end of the controller.
Furthermore, both sides of the vibrating screen are provided with baffles.
Further, the belt inclination angle is 20~ 40.
Because of the application of the technical scheme, compared with the prior art, the utility model has the following advantages:
the utility model discloses a lump ore transportation system of sieving, belt weigher can carry out online flow detection, real-time detection discharge to the ore. And the belt weigher is connected with the frequency converter to control the rotating speed of the vibrating screen motor. When large-flow lump ore passes through the belt weigher, the maximum 20ma current is output, the motor of the vibrating screen has the maximum rotating speed corresponding to 50HZ of the frequency converter, so that the amplitude and the overload capacity of the vibrating screen reach the maximum capacity, and the vibrating screen is prepared for the upcoming large-flow lump ore. When the normal flow passes through the belt weigher, the output value of the belt weigher corresponds to the motor frequency of the vibrating screen of 35-40 HZ, the exciting force and the amplitude of the vibrating screen are reduced, and lump ore can be screened out exactly; when the flow of lump ore is small or no, the rotating speed of the motor of the vibrating screen corresponding to the output value of the belt scale is 25-35 HZ, so that the amplitude and the exciting force of the vibrating screen are reduced to the minimum. The belt is changed into a frequency conversion mode, when the flow detected by the belt scale is large, the running speed of the belt can be reduced, and when the flow is small, the running speed can be controlled to be increased, so that the impact on the vibrating screen is reduced.
Drawings
Some specific embodiments of the present invention will be described in detail hereinafter, by way of illustration and not by way of limitation, with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. In the drawings:
fig. 1 is a side view of a lump ore transport screening system according to an embodiment of the present invention;
fig. 2 is a top view of one of the lump ore transport screening systems shown in fig. 1.
Wherein the reference numerals are as follows:
1. a belt; 2. a belt scale; 3. vibrating screen; 4. a frequency converter; 5. a baffle plate; 6. a support; 7. a spring; 8. a screen body.
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.
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.
As shown in fig. 1 and 2, the lump ore transportation system of sieving that this embodiment described, including belt 1, belt weigher 2, shale shaker 3, inverter motor and converter 4, inverter motor connects on the belt 1, be provided with belt weigher 2 on the belt 1, the output of belt 1 sets up for horizontal plane slope is downwards, shale shaker 3 sets up the below of the output of belt 1, shale shaker 3 includes support 6, sets up spring 7 on support 6 and the screen frame 8 of setting on spring 7, be connected with on shale shaker 3's the power unit converter 4.
Still include the controller, belt weigher 2 is connected at the input of controller, shale shaker 3 the inverter motor with the output at the controller is connected to converter 4, belt weigher 2 with converter 4 connect.
Both sides face of shale shaker 3 all is provided with baffle 5, because of the 3 sieves of shale shaker of this embodiment be the ore, and the volume is great some, and the ore can fall down when shale shaker 3 vibrates, injures operating personnel even by a crashing object, needs to set up baffle 5 and shelters from.
1 inclination of belt is 20~35, specifically is 25 to the ore can get into shale shaker 3 smoothly and sieve the operation.
The belt scale 2 is arranged on the belt 1, and the frequency converter 4 is arranged on the vibrating screen 3, so that the vibrating screen 3 is changed from an original constant-speed running motor to a variable-frequency running motor. The belt weigher 2 can detect the online flow of ore and detect the discharge amount in real time. And the belt weigher 2 is connected with the frequency converter 4 to control the rotating speed of the motor of the vibrating screen 3. When large-flow lump ore passes through the belt weigher 2, the maximum 20ma current is output, the motor of the vibrating screen 3 has the maximum rotating speed corresponding to the frequency converter 450HZ, so that the amplitude and the overload capacity of the vibrating screen 3 reach the maximum capacity, and the preparation is made for the upcoming large-flow lump ore. When the normal flow passes through the belt weigher 2, the output value of the belt weigher corresponds to the motor frequency of the vibrating screen 3 to be 35-40 HZ, the exciting force and the amplitude of the vibrating screen 3 are reduced, and lump ore can be screened out just; when the flow of lump ore is small or no, the output value of the belt scale 2 corresponds to the motor rotating speed of the vibrating screen 3 and is 25-35 HZ, so that the amplitude and the exciting force of the vibrating screen 3 are reduced to the minimum. The belt 1 is connected inverter motor, changes the frequency conversion into, and when the flow that belt balance 2 detected was big, the running speed can be slowed down to belt 1, and when the flow was little, the quickening velocity of motion can be controlled to reduce the impact to shale shaker 3.
This embodiment can satisfy the demand of screening lump ore deposit, can carry out fine protection to shale shaker 3 again, has improved belt 1 and shale shaker 3's life-span, owing to increased frequency conversion control during large-traffic, the overload capacity of converter 4 is strong, protect function is many for shale shaker 3 can satisfy its screening requirement basically. When the small-flow lump ore passes through or is unloaded, the amplitude and the exciting force of the vibrating screen 3 are reduced to the minimum, and the vibrating screen is well protected for the screen body 8, the screen, the spring 7, the bracket 6 and the like. After the equipment is transformed, the failure rate is reduced, the loss of manpower and material resources is reduced, and remote automatic control and monitoring can be realized. The operation rate of the equipment is improved. The requirement of fast production rhythm is met.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, so as not to limit the protection scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (4)
1. The utility model provides a lump ore transportation system of sieving which characterized in that: including belt, belt weigher, shale shaker, inverter motor and converter, inverter motor connects on the belt, be provided with the belt weigher on the belt, the output of belt sets up downwards for the horizontal plane slope, the shale shaker sets up the below of the output of belt, the shale shaker includes the support, sets up the spring on the support and sets up the screen frame on the spring, be connected with on the shale shaker the converter.
2. The lump ore transportation screening system of claim 1, wherein: the belt weigher is connected to the input end of the controller, and the vibrating screen, the variable frequency motor and the frequency converter are connected to the output end of the controller.
3. The lump ore transportation screening system of claim 1, wherein: and two side surfaces of the vibrating screen are provided with baffles.
4. The lump ore transportation screening system of claim 1, wherein: the inclination angle of the belt is 20-35 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020108030.5U CN211678717U (en) | 2020-01-17 | 2020-01-17 | Lump ore transportation system of sieving |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020108030.5U CN211678717U (en) | 2020-01-17 | 2020-01-17 | Lump ore transportation system of sieving |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211678717U true CN211678717U (en) | 2020-10-16 |
Family
ID=72772902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020108030.5U Active CN211678717U (en) | 2020-01-17 | 2020-01-17 | Lump ore transportation system of sieving |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211678717U (en) |
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2020
- 2020-01-17 CN CN202020108030.5U patent/CN211678717U/en active Active
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