CN215141916U - Sieving mechanism of concrete production usefulness - Google Patents
Sieving mechanism of concrete production usefulness Download PDFInfo
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- CN215141916U CN215141916U CN202120800902.9U CN202120800902U CN215141916U CN 215141916 U CN215141916 U CN 215141916U CN 202120800902 U CN202120800902 U CN 202120800902U CN 215141916 U CN215141916 U CN 215141916U
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Abstract
The utility model discloses a screening device for concrete production, which comprises a screening box, wherein the center position of the top of the screening box is fixedly connected with a feeding pipe, a screening mechanism and a blanking mechanism positioned above the screening mechanism are arranged in the screening box and used for assisting the screening mechanism to blank, the screening mechanism comprises an arched first screening plate and a vibrating mechanism, the vibrating mechanism drives the first screening plate to do up-and-down reciprocating motion in the screening box, the two ends of the first screening plate are fixedly connected with a second screening plate, the second screening plate and the bottom surface of the screening box are distributed in parallel, the blanking mechanism comprises two groups of electric telescopic rods, a reciprocating plate is fixedly connected on the power output end of the electric telescopic rods, a plurality of material pushing rods are fixedly connected to the bottom of the reciprocating plate, a telescopic cavity is arranged at the bottom of the material pushing rods, and a telescopic strip is slidably connected in the telescopic cavity, the utility model discloses can solve the slow problem of row sediment of sieve material device sieve material among the prior art.
Description
Technical Field
The utility model relates to a concrete production facility field specifically is a sieving mechanism of concrete production usefulness.
Background
Concrete is a general term for engineering composite materials in which aggregate is cemented into a whole by a cementing material. The term concrete generally refers to cement as a cementing material and sand and stone as aggregate; the cement concrete, also called as common concrete, is obtained by mixing with water (which may contain additives and admixtures) according to a certain proportion and stirring, and is widely applied to civil engineering. The concrete raw materials need to be screened before the concrete is processed.
However, most of the existing concrete raw material screening methods have the problems that a building worker utilizes an iron sand net for manual screening, so that a large amount of manpower and time are wasted, and the screening efficiency is influenced; and in the screening process of the screening devices, slag is discharged, namely, large waste materials generally slide freely by utilizing gravity, so that the problem that the materials are easy to accumulate at a discharge hole exists.
Disclosure of Invention
The utility model aims at providing a sieving mechanism of concrete production usefulness to sieve material device sieve material arranges the slow problem of sediment among the solution prior art.
In order to realize the purpose, the technical scheme of the utility model is that:
a screening device for concrete production comprises a screening box, wherein a feeding pipe is fixedly connected to the center of the top of the screening box, a screening mechanism and a blanking mechanism located above the screening mechanism are arranged in the screening box and used for assisting the screening mechanism to perform blanking, the screening mechanism comprises an arched first screening plate and a vibration mechanism, the vibration mechanism drives the first screening plate to perform vertical reciprocating motion in the screening box, two ends of the first screening plate are fixedly connected with a second screening plate, the second screening plate and the bottom surface of the screening box are distributed in parallel, the blanking mechanism comprises two groups of electric telescopic rods and a power box for providing power for the electric telescopic rods, a reciprocating plate is fixedly connected to the power output end of each electric telescopic rod, a plurality of material pushing rods are fixedly connected to the bottom of the reciprocating plate, a telescopic cavity is formed in the bottom of each material pushing rod, and telescopic strips are slidably connected in the telescopic cavity, and a telescopic spring is arranged between the telescopic strip and the top of the inner wall of the telescopic cavity.
Furthermore, the bottom of the telescopic strip is abutted against the top surface of the second screening plate, slag discharge holes are formed in the two ends of the screening material box respectively, and the height of each slag discharge hole is not lower than that of the top surface of the second screening plate.
Further, vibrations mechanism includes main shaft, cam, fixed plate, reciprocating lever, the main shaft both ends are rotated and are connected between the inner wall of sieve workbin, cam fixed connection is in the periphery of main shaft, fixed plate fixed connection just fixed plate and main shaft parallel distribution between the inner wall of sieve workbin, reciprocating lever top surface is connected on the bottom surface of first sieve flitch, the butt is on the cam after the bottom surface of reciprocating lever passes the fixed plate.
Furthermore, one end of the main shaft extends out of the screening box and then is connected with a screening motor, and the screening motor is fixedly connected to the screening box.
Furthermore, a reciprocating spring is sleeved on the reciprocating rod and located between the first sieve plate and the fixing plate.
Furthermore, the cross sections of the material pushing rod and the telescopic strip are triangular, and any one corner of the material pushing rod and the telescopic strip is located on one surface close to the central line of the first screen material plate.
Furthermore, the outer portion of the screening box is fixedly connected with a discharging groove, and the discharging groove is opposite to the slag discharging hole.
Further, the longitudinal center line of the feeding pipe is overlapped with the longitudinal center line of the first sieve plate.
Compared with the prior art, the utility model has the advantages and positive effect be:
the utility model discloses an arch structure of symmetry is adopted to first sieve flitch, the material is followed the inlet pipe input back, because first sieve flitch has the inclined plane, the material is in the vibrations sieve material to both ends landing under the effect of gravity, after from first sieve flitch landing to second sieve flitch, unloading mechanism drives the telescopic machanism and is reciprocating motion on second sieve flitch, can carry out the secondary stirring sieve material to the material after the screening on the one hand, prevent that the sieve material is incomplete, on the other hand can accelerate the material after the screening from row's cinder hole exhaust speed, increase row material efficiency, thereby improve production efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be 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 these drawings without inventive exercise.
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a left side view of the structure of the present invention;
fig. 3 is a left side view of the telescoping mechanism of the present invention;
FIG. 4 is an enlarged view of the vibration mechanism of the present invention;
FIG. 5 is an enlarged view of the connection between the pushing rod and the retractable strip of the present invention;
fig. 6 is a bottom view of the material pushing rod of the present invention.
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.
As shown in figures 1-6 of the drawings,
a screening device for concrete production comprises a screening box 1, wherein an inlet pipe 11 is fixedly connected to the center position of the top of the screening box 1, a screening mechanism and a blanking mechanism 2 positioned above the screening mechanism and used for assisting the screening mechanism to perform blanking are arranged in the screening box 1, the screening mechanism comprises an arched first screening plate 3 and a vibrating mechanism 4, the vibrating mechanism 4 drives a first screening plate 31 to perform vertical reciprocating motion in the screening box 1, two ends of the first screening plate 3 are fixedly connected with second screening plates 31, the second screening plates 31 and the bottom surface of the screening box 1 are distributed in parallel, the blanking mechanism 2 comprises two groups of electric telescopic rods 22 and a power box 21 for providing power for the electric telescopic rods 22, a motor is arranged in the power box 21 and provides power for the electric telescopic rods 22, and a reciprocating plate 23 is fixedly connected to the power output end of the electric telescopic rods 22, the reciprocating plate 23 is fixedly connected with a plurality of material pushing rods 241 at the bottom, a telescopic cavity 243 is formed in the bottom of the material pushing rod 241, a telescopic bar 242 is slidably connected in the telescopic cavity 243, a telescopic spring 244 is arranged between the telescopic bar 242 and the top of the inner wall of the telescopic cavity 243, and the telescopic mechanism 24 is formed by the material pushing rod 241, the telescopic bar 242 and the telescopic spring 244.
In this embodiment, the bottom of the telescopic bar 242 abuts against the top surface of the second material sieving plate 32, the two ends of the material sieving box 1 are respectively provided with the slag discharging holes 12, and the height of the slag discharging holes 12 is not lower than the height of the top surface of the second material sieving plate 31.
In this embodiment, the vibration mechanism 4 includes a main shaft 41, a cam 44, a fixing plate 42 and a reciprocating rod 43, two ends of the main shaft 41 are rotatably connected between the inner walls of the sieve box 1, the cam 44 is fixedly connected on the periphery of the main shaft 41, the fixing plate 42 is fixedly connected between the inner walls of the sieve box 1 and the fixing plate 42 is parallel to the main shaft 41, the top surface of the reciprocating rod 43 is connected on the bottom surface of the first sieve plate 3, and the bottom surface of the reciprocating rod 43 is abutted to the cam 44 after passing through the fixing plate 42.
In this embodiment, one end of the main shaft 41 extends out of the sieving box 1 and then is connected with a sieving motor 46, and the sieving motor 46 is fixedly connected to the sieving box 1.
In this embodiment, the reciprocating rod 43 is sleeved with a reciprocating spring 45, and the reciprocating spring 45 is located between the first screen plate 3 and the fixing plate 42.
In this embodiment, the cross sections of the material pushing rod 241 and the telescopic bar 242 are triangular, and any one corner of the material pushing rod 241 and the telescopic bar 242 is located on one surface close to the central line of the first screen plate 3, so as to reduce the resistance of the material pushing rod 241 to move inwards and reduce the amount of concrete material pushed inwards.
In this embodiment, the screening box 1 is fixedly connected with a discharging groove 13 at the outside, and the discharging groove 13 is over against the slag discharge hole 12.
In this embodiment, the longitudinal center line of the feeding pipe 11 coincides with the longitudinal center line of the first screen plate 3.
The utility model discloses a working process and principle do: concrete raw materials is inputed to the sieve charging box from the inlet pipe in, concrete raw materials is from first sieve flitch landing to both sides under the effect of gravity, cam among this in-process vibrations mechanism is reciprocating motion under the drive of main shaft, concrete raw materials begins the screening, when the concrete raw materials after the screening reachs the second sieve flitch, electric telescopic handle drives telescopic machanism and is reciprocating motion on second sieve flitch surface, telescopic machanism is the stirring operation on the one hand, let concrete raw materials screen more thoroughly, on the other hand is released concrete raw materials from row's cinder hole under the effect of ejector pad pole and flexible strip, arrange the material process with higher speed.
Based on the embodiments of the present invention, any modifications, equivalent replacements, improvements, etc. made by other embodiments obtained by a person of ordinary skill in the art without creative efforts shall be included in the protection scope of the present invention.
Claims (8)
1. A screening device for concrete production comprises a screening box and is characterized in that a feeding pipe is fixedly connected to the center of the top of the screening box, a screening mechanism and a blanking mechanism located above the screening mechanism are arranged in the screening box and used for assisting the screening mechanism to perform blanking, the screening mechanism comprises an arched first screening plate and a vibrating mechanism, the vibrating mechanism drives the first screening plate to perform vertical reciprocating motion in the screening box, two ends of the first screening plate are fixedly connected with a second screening plate, the second screening plate and the bottom surface of the screening box are distributed in parallel, the blanking mechanism comprises two groups of electric telescopic rods and a power box for providing power for the electric telescopic rods, a reciprocating plate is fixedly connected to the power output end of each electric telescopic rod, a plurality of material pushing rods are fixedly connected to the bottom of the reciprocating plate, and a telescopic cavity is formed in the bottom of each material pushing rod, the telescopic cavity is internally and slidably connected with a telescopic strip, and a telescopic spring is arranged between the telescopic strip and the top of the inner wall of the telescopic cavity.
2. The screening device for concrete production according to claim 1, wherein the bottom of the expansion bar abuts against the top surface of the second screening plate, slag discharge holes are respectively formed in two ends of the screening box, and the height of the slag discharge holes is not lower than that of the top surface of the second screening plate.
3. The screening device for concrete production according to claim 1, wherein the vibration mechanism comprises a main shaft, a cam, a fixing plate and a reciprocating rod, two ends of the main shaft are rotatably connected between the inner walls of the screening box, the cam is fixedly connected to the periphery of the main shaft, the fixing plate is fixedly connected between the inner walls of the screening box and is distributed in parallel with the main shaft, the top surface of the reciprocating rod is connected to the bottom surface of the first screening plate, and the bottom surface of the reciprocating rod abuts against the cam after penetrating through the fixing plate.
4. The screening device for concrete production according to claim 3, wherein one end of the main shaft extends out of the screening box and is connected with a screening motor, and the screening motor is fixedly connected to the screening box.
5. A screening apparatus for concrete production according to claim 3, wherein the reciprocating rod is sleeved with a reciprocating spring, and the reciprocating spring is located between the first screen plate and the fixed plate.
6. The screening device for concrete production according to claim 1, wherein the cross section of the pushing rod and the cross section of the telescopic bar are triangular, and any one corner of the pushing rod and the cross section of the telescopic bar are positioned on one surface close to the central line of the first screen material plate.
7. The screening device for concrete production according to claim 1, wherein a blanking groove is fixedly connected to the outside of the screening box, and the blanking groove faces the slag discharge hole.
8. A screening apparatus for the production of concrete according to claim 1, wherein the longitudinal centre line of the feed pipe coincides with the longitudinal centre line of the first screen plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120800902.9U CN215141916U (en) | 2021-04-19 | 2021-04-19 | Sieving mechanism of concrete production usefulness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120800902.9U CN215141916U (en) | 2021-04-19 | 2021-04-19 | Sieving mechanism of concrete production usefulness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215141916U true CN215141916U (en) | 2021-12-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120800902.9U Active CN215141916U (en) | 2021-04-19 | 2021-04-19 | Sieving mechanism of concrete production usefulness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215141916U (en) |
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2021
- 2021-04-19 CN CN202120800902.9U patent/CN215141916U/en active Active
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