CN215141824U - High-efficient sieving mechanism is used to concrete raw materials - Google Patents

Abstract

The utility model relates to the technical field of concrete raw material screening, and provides a high-efficiency screening device for concrete raw materials, which comprises a cavity, a screening plate, a base and a large discharge hole, wherein the top end of the base is provided with the cavity, one side of the cavity is provided with the large discharge hole, a small discharge hole is arranged below the large discharge hole, one side of the small discharge hole is communicated with the cavity, the screening plate is arranged inside the cavity, one side of the bottom end outside the cavity is provided with an adjusting mechanism, the adjusting mechanism comprises a first electric push rod, a second electric push rod, a sliding cylinder, a sliding rod, a hinged frame, a first hinged seat, a second hinged seat, a third hinged seat and a fourth hinged seat, the hinged frame is arranged between the base and the cavity, the first electric push rod is arranged at the bottom end of one side of the base, one side of the first electric push rod is movably hinged with the first hinged seat, the defect that the whole structure of the existing high-efficiency screening device for the concrete raw materials cannot be adjusted in angle is overcome.

Description

High-efficient sieving mechanism is used to concrete raw materials

Technical Field

The utility model relates to a concrete raw materials screening technical field, in particular to high-efficient sieving mechanism is used to concrete raw materials.

Background

Before the concrete is mixed for use, the concrete raw materials are generally required to be screened to remove some off-specification raw materials, so that a screening device for the concrete is required to be used, the device on the market is more in variety at present, and the use requirement can be basically met;

for this reason, the patent specification with publication number CN207641846U discloses a concrete raw material screening device, including the screening case, the top swing joint of screening case has the case lid, the inside of screening case is provided with first screening net, the both sides of first screening net and the both sides fixed connection of screening incasement wall, the inside of screening case and the bottom that is located first screening net are provided with the second screening net, the both sides of second screening net and the both sides fixed connection of screening incasement wall, the left side fixedly connected with lifter of screening bottom of the case portion, the bottom of screening case is provided with the work box. The utility model can move the screening box by arranging the matching of the connecting plate, the sleeve, the transmission rod, the rocker, the clamping groove, the clamping rod, the first gear, the rotary column, the second gear, the rotary disc, the L-shaped connecting rod, the movable plate, the movable groove, the movable block and the movable rod, thereby achieving the effects of high screening efficiency, completely screening impurities in concrete, saving a large amount of time for workers and convenient use; the traditional concrete raw material screening device has the defects that firstly, the integral structure cannot be subjected to angle adjustment, inclined blanking screening is generally adopted for screening, and the screening efficiency is different at different angles; secondly, the screening precision is not enough, the inclined blanking is generally rapid, and a large amount of raw materials can not be screened correctly.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims at providing a high-efficient sieving mechanism is used to concrete raw materials for solve current high-efficient sieving mechanism overall structure is used to concrete raw materials and can not carry out angular adjustment's defect.

(II) contents of utility model

In order to solve the technical problem, the utility model provides a following technical scheme: a high-efficiency screening device for concrete raw materials comprises a cavity, a screening plate, a base and a large discharge port, wherein the cavity is arranged at the top end of the base, and the large discharge port is formed in one side of the cavity;

a small discharge port is arranged below the large discharge port, one side of the small discharge port is communicated with the cavity, and a screening plate is arranged inside the cavity;

one side of the outside bottom of cavity is provided with adjustment mechanism, adjustment mechanism includes first electric putter, second electric putter, slide bar, articulated frame, first articulated seat, the articulated seat of second, third articulated seat and the articulated seat of fourth, articulated frame is arranged in between base and the cavity, first electric putter sets up in the bottom of base one side, one side activity hinge of first electric putter has first articulated seat.

Preferably, a conveying mechanism is arranged above the cavity close to the screening plate, the conveying mechanism comprises a first driving motor, a belt and a spiral conveying roller, and the spiral conveying roller is arranged above the cavity close to the screening plate.

Preferably, one side on cavity top is provided with protection machanism, protection machanism includes guide plate, pan feeding mouth, inducer, second driving motor and buffer spring, the guide plate activity articulates in the top of cavity inner wall one side, one side on guide plate surface is connected with buffer spring, buffer spring's top and cavity inner wall fixed connection, the pan feeding mouth sets up in one side on the outside top of cavity.

Preferably, one side and the base fixed connection of first articulated seat, first electric putter's opposite side activity articulates there is the articulated seat of fourth, the slide bar sets up in one side of cavity bottom, the cover is equipped with the slide cartridge on the slide bar, the bottom and the articulated seat fixed connection of fourth of slide cartridge, second electric putter sets up in the top of base one side, one side activity of second electric putter articulates there is the articulated seat of second, one side of the articulated seat of second and the lateral wall fixed connection of base, the opposite side activity of second electric putter articulates there is the third articulated seat, one side and the first electric putter fixed connection of third articulated seat.

Preferably, the caliber of the sliding cylinder is larger than that of the sliding rod, and a sliding structure is formed between the sliding cylinder and the sliding rod.

Preferably, one side of the spiral conveying roller is connected with a belt, the first driving motor is arranged on one side of the top end outside the cavity, one end of the belt extends out of the cavity, and an output shaft of the first driving motor is connected with the belt for transmission.

Preferably, the inside activity of pan feeding mouth articulates there is the inducer, the externally mounted of pan feeding mouth has second driving motor, second driving motor's output shaft runs through the pan feeding mouth and is connected the transmission with the inducer.

(III) advantageous effects

The utility model provides a pair of high-efficient sieving mechanism is used to concrete raw materials, its advantage lies in: the adjusting mechanism is arranged, the hinge frame is arranged between the cavity and the base, the first electric push rod can be started to adjust the angle of the whole cavity, the first electric push rod is driven to stretch and retract, and the first electric push rod can lift and slide on the slide rod through the slide cylinder, so that the first electric push rod can be correctly started to lift the cavity, and then the second electric push rod is started simultaneously, and the first electric push rod is more stable when being stretched and retracted by the second electric push rod;

by arranging the conveying mechanism, the upper raw material reaches one side of the spiral conveying roller, the first driving motor on one side of the top of the cavity is started, the first driving motor drives the spiral conveying roller in the cavity to rotate by using a belt, and the raw material is spirally conveyed by using the spiral conveying roller, so that more materials can be better classified from the screening plate, and the classification precision is improved;

through being provided with protection machanism, the concrete raw materials that will treat the screening carry out the pan feeding operation through cavity top pan feeding mouth, start pan feeding mouth surface second driving motor simultaneously, second driving motor drives the inside inducer rotation of pan feeding mouth, carry out the water conservancy diversion operation to the concrete raw materials that get into, avoid it to appear the condition emergence of entry jam, back raw materials falls into and carries out buffer operation on the guide plate in the cavity, buffer spring that the guide plate cooperates on it this moment effectively slows down the impact, back raw materials fall on the screening board of cavity, utilize the washing design of cavity, the raw materials rolls to the cavity right side, receive the influence of screening board, the little raw materials of specification fall into the cavity bottom and screen out, the big screening board top that is in of specification continuously removes, the little raw materials of final specification is discharged through the little bin outlet of one side first, classify.

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, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the front view of the present invention;

fig. 3 is a schematic top view of the partial structure of the present invention;

fig. 4 is an enlarged schematic structural view of a point a in fig. 1 according to the present invention;

fig. 5 is a schematic view of the front view structure of the adjusting mechanism of the present invention.

The reference numerals in the figures illustrate: 1. a cavity; 2. a screening plate; 3. a base; 4. an adjustment mechanism; 401. a first electric push rod; 402. a second electric push rod; 403. a slide cylinder; 404. a slide bar; 405. a hinged frame; 406. a first hinge mount; 407. a second hinge mount; 408. a third hinge mount; 409. a fourth hinge base; 5. a small discharge opening; 6. a large discharge port; 7. a conveying mechanism; 701. a first drive motor; 702. a belt; 703. a spiral conveying roller; 8. a protection mechanism; 801. a baffle; 802. a feeding port; 803. a guide wheel; 804. a second drive motor; 805. a buffer spring.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, the utility model provides a high-efficiency screening device for concrete raw materials, which comprises a cavity 1, a screening plate 2, a base 3 and a large discharge port 6, wherein the top end of the base 3 is provided with the cavity 1, and one side of the cavity 1 is provided with the large discharge port 6;

a small discharge port 5 is arranged below the large discharge port 6, one side of the small discharge port 5 is communicated with the cavity 1, and a screening plate 2 is arranged inside the cavity 1;

an adjusting mechanism 4 is arranged on one side of the outer bottom end of the cavity 1, the adjusting mechanism 4 comprises a first electric push rod 401, a second electric push rod 402, a sliding cylinder 403, a sliding rod 404, a hinge frame 405, a first hinge seat 406, a second hinge seat 407, a third hinge seat 408 and a fourth hinge seat 409, the hinge frame 405 is arranged between the base 3 and the cavity 1, the first electric push rod 401 is arranged at the bottom end of one side of the base 3, one side of the first electric push rod 401 is movably hinged with the first hinge seat 406, one side of the first hinge seat 406 is fixedly connected with the base 3, the other side of the first electric push rod 401 is movably hinged with the fourth hinge seat 409, the sliding rod 404 is arranged on one side of the bottom end of the cavity 1, the sliding cylinder 403 is sleeved on the sliding rod 404, the bottom end of the sliding cylinder 403 is fixedly connected with the fourth hinge seat 409, the second electric push rod 402 is arranged at the top end of one side of the base 3, one side of the second electric push rod 402 is movably hinged with the second seat 407, one side of the second hinge seat 407 is fixedly connected with the side wall of the base 3, the other side of the second electric push rod 402 is movably hinged with a third hinge seat 408, one side of the third hinge seat 408 is fixedly connected with the first electric push rod 401, the caliber of the sliding cylinder 403 is larger than that of the sliding rod 404, and a sliding structure is formed between the sliding cylinder 403 and the sliding rod 404;

when the structure is used, the first electric push rod 401 slides on the slide rod 404 by using the top slide cylinder 403, when the angle is increased, the first electric push rod 401 extends, the slide cylinder 403 moves to the right side of the slide rod 404, the overall angle of the cavity 1 is changed, and the rapid discharging operation of small particles at the lower part of the cavity 1 is improved;

a conveying mechanism 7 is arranged above the cavity 1 close to the screening plate 2, the conveying mechanism 7 comprises a first driving motor 701, a belt 702 and a spiral conveying roller 703, the spiral conveying roller 703 is arranged above the cavity 1 close to the screening plate 2, one side of the spiral conveying roller 703 is connected with the belt 702, the first driving motor 701 is arranged on one side of the top end of the outside of the cavity 1, the type of the first driving motor 701 can be Y90L-2, one end of the belt 702 extends out of the cavity 1, and an output shaft of the first driving motor 701 is connected with the belt 702 for transmission;

when the structure is used, the spiral conveying roller 703 is driven to rotate by the first driving motor 701 due to the belt 702, so that materials on one side are conveyed in a spiral conveying mode, the materials can be dispersed and better screened, and the screening precision is increased;

a protection mechanism 8 is arranged on one side of the top end of the cavity 1, the protection mechanism 8 comprises a guide plate 801, a feed inlet 802, a guide wheel 803, a second driving motor 804 and a buffer spring 805, the guide plate 801 is movably hinged to the top end of one side of the inner wall of the cavity 1, one side of the surface of the guide plate 801 is connected with the buffer spring 805, the top end of the buffer spring 805 is fixedly connected with the inner wall of the cavity 1, the feed inlet 802 is arranged on one side of the top end of the outer portion of the cavity 1, the guide wheel 803 is movably hinged to the inner portion of the feed inlet 802, the second driving motor 804 is mounted on the outer portion of the feed inlet 802, the model of the second driving motor 804 can be Y90S-2, and an output shaft of the second driving motor 804 penetrates through the feed inlet 802 to be connected with the guide wheel 803 for transmission;

when the structure is used, the second driving motor 804 is driven, the second driving motor 804 drives the guide wheel 803 to rotate inside the feeding port 802, the top material is fed in a rotating mode through the guide wheel 803, the material blocking can be effectively prevented, the guide plate 801 at the bottom of the rear portion is subjected to blanking buffering, and the service life of the device is prolonged.

The working principle is as follows: when the device is used, a power supply is connected, firstly, concrete raw materials to be screened are fed through a feeding port 802 at the top of a cavity 1, a second driving motor 804 on the surface of the feeding port 802 is started, the second driving motor 804 drives a guide wheel 803 in the feeding port 802 to rotate, the guide operation is carried out on the fed concrete raw materials, the condition that an inlet is blocked is avoided, the later raw materials fall on a guide plate 801 in the cavity 1 to be buffered, the guide plate 801 is matched with a buffer spring 805 on the guide plate to effectively reduce the impact, the later raw materials fall on a screening plate 2 of the cavity 1, the raw materials roll to the right side of the cavity 1 by utilizing the cleaning design of the cavity 1 and are influenced by the screening plate 2, the raw materials with small specifications fall on the bottom of the cavity 1 to be screened, the raw materials with large specifications are continuously moved above the screening plate 2, and finally the raw materials with small specifications are discharged through a small port 5 at one side first, classifying;

secondly, the upper raw material reaches one side of the spiral conveying roller 703, the first driving motor 701 on one side of the top of the cavity 1 is started, the first driving motor 701 drives the spiral conveying roller 703 inside the cavity 1 to rotate by using the belt 702, the raw material is spirally conveyed by using the spiral conveying roller 703, so that more materials can be better classified from the screening plate 2, and the classification precision is improved;

finally, set up articulated frame 405 between cavity 1 and the base 3, can start first electric putter 401 and carry out the adjustment of angle to cavity 1 is whole, first electric putter 401 drive is flexible, make it go up and down to slide on slide bar 404 through slide cartridge 403, thereby can correctly start first electric putter 401 and carry out the lift operation of cavity 1, back simultaneous start second electric putter 402, second electric putter 402 makes first electric putter 401 more stable when flexible, the use work of this high-efficient sieving mechanism for concrete raw materials is finally accomplished.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims (7)

1. The utility model provides a concrete raw materials uses high-efficient sieving mechanism, includes cavity (1), screening board (2), base (3) and big discharge gate (6), its characterized in that: the top end of the base (3) is provided with a cavity (1), and one side of the cavity (1) is provided with a large discharge port (6);

a small discharge port (5) is arranged below the large discharge port (6), one side of the small discharge port (5) is communicated with the cavity (1), and a screening plate (2) is arranged inside the cavity (1);

one side of the outside bottom of cavity (1) is provided with adjustment mechanism (4), adjustment mechanism (4) include first electric putter (401), second electric putter (402), slide cartridge (403), slide bar (404), articulated frame (405), first articulated seat (406), the articulated seat of second (407), third articulated seat (408) and the articulated seat of fourth (409), articulated frame (405) sets up between base (3) and cavity (1), first electric putter (401) set up in the bottom of base (3) one side, one side activity hinge joint of first electric putter (401) has first articulated seat (406).

2. The efficient screening device for the concrete raw materials according to claim 1, characterized in that: the screening device is characterized in that a conveying mechanism (7) is arranged above the inside of the cavity (1) close to the screening plate (2), the conveying mechanism (7) comprises a first driving motor (701), a belt (702) and spiral conveying rollers (703), and the spiral conveying rollers (703) are arranged above the inside of the cavity (1) close to the screening plate (2).

3. The efficient screening device for the concrete raw materials according to claim 1, characterized in that: one side on cavity (1) top is provided with protection machanism (8), protection machanism (8) include guide plate (801), pan feeding mouth (802), inducer (803), second driving motor (804) and buffer spring (805), guide plate (801) activity articulates in the top of cavity (1) inner wall one side, one side on guide plate (801) surface is connected with buffer spring (805), the top and cavity (1) inner wall fixed connection of buffer spring (805), pan feeding mouth (802) set up in one side on the outside top of cavity (1).

4. The efficient screening device for the concrete raw materials according to claim 1, characterized in that: one side and base (3) fixed connection of first articulated seat (406), the opposite side activity of first electric putter (401) articulates there is articulated seat of fourth (409), slide bar (404) set up in one side of cavity (1) bottom, the cover is equipped with slide cartridge (403) on slide bar (404), the bottom and the articulated seat of fourth (409) fixed connection of slide cartridge (403), second electric putter (402) set up in the top of base (3) one side, one side activity of second electric putter (402) articulates there is articulated seat of second (407), one side and the lateral wall fixed connection of base (3) of the articulated seat of second (407), the opposite side activity of second electric putter (402) articulates there is articulated seat of third (408), one side and the first electric putter (401) fixed connection of third articulated seat (408).

5. The efficient screening device for the concrete raw materials according to claim 1, characterized in that: the caliber of the sliding barrel (403) is larger than that of the sliding rod (404), and a sliding structure is formed between the sliding barrel (403) and the sliding rod (404).

6. The efficient screening device for the concrete raw materials as claimed in claim 2, wherein: one side of the spiral conveying roller (703) is connected with a belt (702), the first driving motor (701) is arranged on one side of the top end outside the cavity (1), one end of the belt (702) extends out of the cavity (1), and an output shaft of the first driving motor (701) is connected with the belt (702) for transmission.

7. The efficient screening device for the concrete raw materials as claimed in claim 3, wherein: the inside activity of pan feeding mouth (802) articulates there is inducer (803), the externally mounted of pan feeding mouth (802) has second driving motor (804), the output shaft of second driving motor (804) runs through pan feeding mouth (802) and is connected the transmission with inducer (803).

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