CN213644866U

CN213644866U - Concrete raw materials screening grading plant

Info

Publication number: CN213644866U
Application number: CN202022514716.7U
Authority: CN
Inventors: 兰佳斌
Original assignee: Jiangxi Xinyuan Concrete Co ltd
Current assignee: Jiangxi Xinyuan Concrete Co ltd
Priority date: 2020-11-03
Filing date: 2020-11-03
Publication date: 2021-07-09
Anticipated expiration: 2030-11-03

Abstract

The utility model discloses a concrete raw material screening and grading device, which relates to the technical field of screening and grading devices, and in particular comprises a base, and a vibration spring is installed on the top of the base. Through the setting of the vibration spring, the concrete raw material screening and grading device has the effect of vibration screening. Through the coordinated setting of the motor and the vibration spring, the rotation of the motor drives the cam to rotate during the use process, and the vibration is transmitted to the vibration spring through the bottom plate, which can be adjusted The speed of the motor controls the frequency and amplitude of its vibration. The setting of the shock-absorbing spring makes the concrete material screening and grading device have a stable effect. One end of the shock spring is fixedly connected to the screening bucket, and the other end is fixedly connected to the fixing frame. The fixing frame absorbs and reduces the vibration of the screening bucket through the shock-absorbing spring, which can increase its stability, thus playing the role of reinforcement and stability, achieving the purpose of safety and practicality. .

Description

Concrete raw materials screening grading plant

Technical Field

The utility model relates to a screening grading plant technical field specifically is a concrete raw materials screening grading plant.

Background

The screening and grading device is a device for distinguishing materials according to body sizes, and mainly achieves the purpose of distinguishing and selecting the required materials by comparing the sizes of the screen hole diameters and the material diameters on a screen. At present, some materials are often needed in construction operation, but the materials with different sizes need to be selected and respectively opened when the sizes of the materials are different; in other industries, screening devices must be used for processing to meet the qualified requirements in order to strictly ensure the size uniformity of the material products. The traditional screening modes are roughly divided into manual screening and mechanical screening modes, wherein manual screening mainly depends on manually screening materials by using a screen, and the mode has high labor intensity and low screening efficiency; mechanical screening is a material screening machine with a complex structure, which is usually used, but has a complex mechanical structure and is not suitable for screening tasks with different processing amounts although the efficiency is high. In addition, the screening of materials with one diameter can only be completed in the above mode at one time, and the operation is single, so that the development of a screening and grading device with simple structure and high efficiency is particularly important.

Currently, existing concrete raw material screening devices have some disadvantages, for example; the inconvenient raw materials that will screen of current concrete raw materials sieving mechanism concentrates the collection, the raw materials that screen well can appear scattering on ground, the convenience of operating personnel when collecting the raw materials that screen well has been increased, and current concrete raw materials sieving mechanism can not carry out the classified screening in addition, the thoroughness when having reduced the raw materials screening and the efficiency in the sieving mechanism use, need screen the concrete raw materials before concrete processing, but current sieving mechanism structure is too simple, the screening effect is poor.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a concrete raw materials screens grading plant has solved the problem of proposing in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a concrete raw material screening and grading device comprises a base, wherein a vibration spring is arranged at the top of the base, one end of the vibration spring is fixedly connected with a bottom plate, the upper end of the bottom plate is fixedly connected with a motor, the top of the bottom plate is fixedly connected with a supporting column, the top of the bottom plate is fixedly provided with a protection plate, one end of the supporting column is fixedly connected with a third discharging hopper, one side of the third discharging hopper is provided with a third discharging hole, a second screening hopper is sleeved at the top of the third discharging hopper, a second discharging hole is arranged at one side of the second screening hopper, the top of the second screening hopper is sleeved with a first feeding screening hopper, one side of the first feeding screening hopper is provided with a first discharge hole, one side fixedly connected with damping spring of second screening fill, damping spring's one end fixedly connected with mount, mount below fixedly connected with fixed column.

Optionally, a first screening net is fixedly mounted at the bottom of the first feeding screening hopper, a second screening net is fixedly mounted at the bottom of the second screening hopper, and a discharging plate is fixedly mounted at the bottom of the third discharging hopper.

Optionally, the sieve pores of the first feeding screening hopper, the second screening hopper and the third blanking hopper are sequentially reduced, and the cross sections of the first feeding screening hopper, the second feeding screening hopper and the third blanking hopper are arc-shaped with upward openings.

Optionally, the number of the vibration springs is four, the vibration springs are evenly distributed below the bottom plate, and the four vibration springs are made of high-carbon steel.

Optionally, the first discharge port, the second discharge port and the third discharge port are respectively arranged on one side of the first screening hopper, one side of the second screening hopper and one side of the third screening hopper.

Optionally, the number of the fixing columns is four, the fixing columns are evenly distributed below the fixing frame, and the other ends of the fixing columns are fixedly installed above the base.

(III) advantageous effects

The utility model provides a concrete raw materials screening grading plant possesses following beneficial effect:

1. this concrete raw materials screening grading plant through the setting of vibrations spring, makes concrete raw materials screening grading plant possess the effect of vibrations screening, sets up through the cooperation of motor and vibrations spring, and the in-process motor that uses rotates and drives the cam and rotate, produces vibrations and passes to vibrations spring through the bottom plate, and the frequency and the range of its vibrations are controlled to the rotational speed that can adjust the motor to the effect of reciprocal vibrations screening has been played, has reached convenient, swift purpose.

2. This concrete raw materials screening grading plant through damping spring's setting, makes this concrete raw materials screening grading plant possess stable effect, and cooperation through damping spring and mount sets up, and the in-process that uses is because damping spring's one end fixed connection screening is fought, other end fixed connection mount, and then the mount absorbs the vibrations that reduce the screening fill through damping spring and can increase its stability to play the stable effect of reinforcement, reached safety, practical purpose.

Drawings

Fig. 1 is a schematic three-dimensional structure of the present invention;

FIG. 2 is a schematic structural view of the protection plate of the present invention;

FIG. 3 is a schematic structural view of the fixing frame of the present invention;

fig. 4 is a sectional view of the present invention.

In the figure: 1. a base; 2. vibrating the spring; 3. a base plate; 4. a motor; 5. a support pillar; 6. a protection plate; 7. a third screening hopper; 8. a second screening hopper; 9. a first screening hopper; 10. a third discharge port; 11. A second discharge port; 12. a first discharge port; 13. a damping spring; 14. a fixed mount; 15. fixing a column; 16. a first screening net; 17. a second screening net; 18. and a discharging plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 to 4, the present invention provides a technical solution: the utility model provides a concrete raw materials screening grading plant, includes base 1, and vibrations spring 2 is installed at base 1's top, through the setting of vibrations spring 2, makes concrete raw materials screening grading plant possess the effect of vibrations screening, sets up through the cooperation of

motor

4 and 2 springs of vibrations spring, and in-process motor 4 rotation that uses drives the cam and rotates, produces vibrations and passes to vibrations spring 2 through bottom plate 3. The frequency and amplitude of vibration of the motor 4 can be controlled by adjusting the voltage of the motor 4, so that the reciprocating vibration screening effect is realized, and the purposes of convenience and quickness are achieved, the number of the vibration springs 2 is four, the vibration springs are uniformly distributed below the base plate 3, the four vibration springs 2 are all made of high-carbon steel, one end of each vibration spring 2 is fixedly connected with the base plate 3, the upper end of the base plate 3 is fixedly connected with the motor 4, the top of the base plate 3 is fixedly connected with the supporting column 5, the top of the base plate 3 is fixedly provided with the protecting plate 6, one end of the supporting column 5 is fixedly connected with the third screening hopper 7, one side of the third screening hopper 7 is provided with the third discharge port 10, the top of the third screening hopper 7 is sleeved with the second screening hopper 8, one side of the second screening hopper 8 is provided with the second discharge port 11, the top of the second screening hopper 8 is sleeved with the first screening hopper 9, one side, the screen holes of the first screening hopper 9, the second screening hopper 8 and the third screening hopper 7 are sequentially reduced, the cross sections of the first screening hopper 9, the second screening hopper 8 and the third screening hopper 7 are all in an arc shape with an upward opening, a first screening net 16 is fixedly arranged at the bottom of the first screening hopper 9, a second screening net 17 is fixedly arranged at the bottom of the second screening hopper 8, a discharge plate 18 is fixedly arranged at the bottom of the third screening hopper 7, a first discharge port 12, a second discharge port 11 and a third discharge port 10 are respectively and fixedly connected to one side of the first screening hopper 9, one side of the second screening hopper 8 is fixedly connected with a damping spring 13, the concrete raw material screening and grading device has a stable effect through the arrangement of the damping spring 13 and a fixing frame 14, one end of the damping spring 13 is fixedly connected with the screening hopper and the other end is fixedly connected with the fixing frame 14 in the use process, the mount 14 reduces the vibrations that the screening was fought through damping spring 13 and can increase its stability to play and consolidated stable effect, reached safe, practical purpose, damping spring 13's one end fixedly connected with mount 14, mount 14 below fixedly connected with fixed column 15.

When in use, firstly, materials are put into the first screening hopper 9, then the motor 4 is started, the motor 4 moves to drive the lower vibrating spring 2, the motor 4 and the vibrating spring 2 are arranged in a matching way, the motor 4 rotates to drive the cam to rotate in the use process, vibration is generated and transmitted to the vibrating spring 2 through the bottom plate 3, the rotating speed of the motor 4 can be adjusted to control the frequency and amplitude of vibration, so that the reciprocating vibrating screening effect is achieved, and the purposes of convenience and quickness are achieved, the first screening hopper 9 carries out primary screening, the materials with the diameter larger than the 16 holes of the first screening net flow out through the first discharge hole 12, the materials with the diameter smaller than the 16 holes of the first screening net flow into the second screening hopper 8, secondary screening is carried out, the materials with the diameter larger than the 17 holes of the second screening net flow out through the second discharge hole 11, and the materials with the diameter smaller than the 17 holes of the second screening net flow into the third screening hopper 7, flow out through going out third discharge gate 10, through damping spring 13 and the cooperation setting of mount 14, at the in-process that uses because damping spring 13's one end fixed connection screening is fought, other end fixed connection mount 14, mount 14 reduces the vibrations that the screening was fought through damping spring 13 and can increase its stability to play the stable effect of reinforcement, reached safety, practical purpose, prevent through guard plate 6 that motor 4 in the motion from beating the grit.

In summary, the following steps: this concrete raw materials screening grading plant through vibrations spring 2's setting, makes concrete raw materials screening grading plant possess the effect of vibrations screening, sets up through the cooperation of motor 4 and vibrations spring 2, and in-process motor 4 that uses rotates and drives the cam and rotate, produces vibrations and passes to vibrations spring 2 through bottom plate 3. The frequency and amplitude of vibration of the motor 4 can be controlled by adjusting the voltage of the motor, so that the reciprocating vibration screening effect is achieved, and the purposes of convenience and quickness are achieved. Through damping spring 13's setting, make this concrete raw materials screening grading plant possess stable effect, through damping spring 13 and the cooperation setting of mount 14, the one end fixed connection screening of in-process damping spring 13 that uses is fought, other end fixed connection mount 14, mount 14 reduces the vibrations that the screening was fought through damping spring 13 and can increase its stability to play the stable effect of reinforcement, reached safe, practical purpose.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A concrete raw material screening and grading device, comprising a base (1), characterized in that: a vibration spring (2) is installed on the top of the base (1), and one end of the vibration spring (2) is fixedly connected with a bottom plate ( 3), a motor (4) is fixedly connected to the upper end of the bottom plate (3), a support column (5) is fixedly connected to the top of the bottom plate (3), and a protective plate ( 6), a third screening bucket (7) is fixedly connected to one end of the support column (5), and a third discharge port (10) is opened on one side of the third screening bucket (7). The top of the screening hopper (7) is sleeved with a second screening hopper (8), a second discharge port (11) is opened on one side of the second screening hopper (8), and the second screening hopper (8) A first screening hopper (9) is sleeved on the top of the screen, a first discharge port (12) is opened on one side of the first screening hopper (9), and one side of the second screening hopper (8) is fixedly connected There is a shock-absorbing spring (13), one end of the shock-absorbing spring (13) is fixedly connected with a fixing frame (14), and a fixing column (15) is fixedly connected below the fixing frame (14).

2. A concrete raw material screening and grading device according to claim 1, characterized in that: a first screening net (16) is fixedly installed at the bottom of the first screening bucket (9), and the second screening bucket (8) is fixedly installed at the bottom. ) a second screen (17) is fixedly installed at the bottom, and a discharge plate (18) is fixedly installed at the bottom of the third screen bucket (7).

3. A concrete raw material screening and grading device according to claim 1, characterized in that: the sieve holes of the first screening hopper (9), the second screening hopper (8) and the third screening hopper (7) are in sequence reduced, and the three cross-sections are all arc-shaped with an upward opening.

4. a kind of concrete raw material screening and grading device according to claim 1 is characterized in that: the quantity of described vibration spring (2) is four, and is evenly distributed under the bottom plate (3), four vibration springs ( 2) The materials are all high carbon steel.

5. A concrete raw material screening and grading device according to claim 1, characterized in that: the first discharge port (12), the second discharge port (11), and the third discharge port (10) are all They are respectively set on one side of the first screening bucket (9), the second screening bucket (8) and the third screening bucket (7).

6. A concrete raw material screening and grading device according to claim 1, characterized in that: the number of the fixing columns (15) is four, and they are evenly distributed under the fixing frame (14), and the fixing columns (15). 15) The other end is fixedly installed above the base (1).