CN220496892U - Screening device for producing concrete - Google Patents

Abstract

The utility model discloses a screening device for producing concrete, which comprises a material receiving box, wherein two guide rods are connected onto the material receiving box through bearing seats, two first guide sleeves are sleeved on each guide rod, a supporting plate is connected onto each first guide sleeve, a filter frame is rotatably connected between each two supporting plates, a second guide sleeve is sleeved on each guide rod, the second guide sleeve is arranged between the two first guide sleeves, a driving piece is connected onto each guide sleeve, the driving rod of the driving piece is hinged with two connecting rods through a hinging seat, and each connecting rod is hinged with a corresponding filter frame. The utility model has the advantages that: when the device is used, the raw materials are poured onto the filter frame for filtering and screening, after the raw materials are sufficiently screened, the driving piece is started again to drive one side of the filter frame to move upwards, so that the filter frame inclines towards one side of the material guiding piece, and large-particle raw materials can slide into the material guiding piece, and therefore the device can thoroughly filter and screen the raw materials, and the screening quality is improved.

Description

Screening device for producing concrete

Technical Field

The utility model relates to the technical field of concrete production equipment, in particular to a screening device for producing concrete.

Background

The common concrete is an artificial stone which is prepared by taking cement as a main cementing material, mixing the cement, water, sand and cobble with chemical additives and mineral additives according to proper proportion, uniformly stirring, compacting, forming, curing and hardening, and is mainly divided into two stages and states: the plastic state before setting and hardening, namely fresh concrete or concrete mixture; the hardened state after hardening, i.e. hardened concrete or concrete.

The utility model provides a patent of present application number CN202010415403.8 discloses a screening plant for producing concrete, the device includes the supporting seat, the below of supporting seat is provided with the workbin, and the motor cabinet is installed to one side of supporting seat, install the motor on the motor cabinet, the top symmetry of supporting seat is provided with two guide arms, and the top of two guide arms is provided with the frame, the frame passes through the spring board lantern ring, the lantern ring cup joints on the guide arm, install vibrating motor on the frame, and the one end of frame is inserted and is equipped with the sand stone filter plate, the other end of frame is inserted and is equipped with the cement filter plate, and all assemble through fast-assembling mechanism between frame and the cement filter plate, the hole has all been seted up on the surface of frame, cement filter plate and sand stone filter plate corresponds fast-assembling mechanism's position department, the one end of cement filter plate and sand stone filter plate all is provided with the baffle, link to each other through reciprocal traction mechanism between frame and the motor. The device is through cement filter plate and grit filter plate that the slope set up, can make large granule raw materials slide along inclination to the baffle box in, but the in-process of raw materials landing can not all filter out with all small granule raw materials, therefore still have in the small granule raw materials entering baffle box of fractional, the screening is not thorough enough.

Disclosure of Invention

The purpose of the present utility model is to solve the drawbacks of the prior art and to propose a screening device for the production of concrete.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

a screening plant for producing concrete, includes the open workbin that connects in top, connects two guide bars through the bearing frame on connecing the workbin, all cup joints two first uide bushing on every guide bar, all connects the backup pad on every first uide bushing, all rotates between every two corresponding backup pads and connects the filter frame, still cup joints the second uide bushing on every guide bar, the second uide bushing sets up two corresponding in the centre of first uide bushing, all connects the driving piece on every uide bushing, and the driving lever of driving piece articulates two connecting rods through articulated seat, and every connecting rod all articulates correspondingly the filter frame.

Preferably, a guide groove is formed in one end of each guide rod, a sliding groove is formed in the upper side of each guide rod and is communicated with the guide groove, the guide rods are inserted into the guide grooves, the first guide sleeve and the second guide sleeve are connected onto the guide rods through connecting blocks, and springs are connected between the end face of each guide rod and the inner wall of each guide groove.

Preferably, a placing plate is connected to one side of the material receiving box, and a driving device is connected to the placing plate and is used for driving the sliding rod to reciprocate.

Preferably, the driving device is a double-shaft motor, two output shafts of the double-shaft motor are connected with cams, and each cam is arranged corresponding to the corresponding sliding rod.

Preferably, a vibrating motor is connected to one side above each filter frame, and a material guiding member is connected to one side of each filter frame.

The utility model has the advantages that: when the screening device for producing concrete is used for screening cement and sand, raw materials are poured on the filtering frame for filtering and screening, and after the raw materials are sufficiently screened, the driving part is started to drive one side of the filtering frame to move upwards, so that the filtering frame inclines towards one side of the material guiding part, and large-particle raw materials can slide into the material guiding part, and therefore, the device can thoroughly filter and screen the raw materials and improve screening quality.

Drawings

FIG. 1 is a schematic diagram of a screening apparatus for producing concrete according to the present utility model;

FIG. 2 is a partial schematic view of the interior of the guide rod;

fig. 3 is an enlarged schematic view of a portion a of fig. 1.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

As shown in fig. 1, the screening device for producing concrete provided by the utility model comprises a material receiving box 1 with an opening at the upper part, wherein a partition plate 1.4 is connected in the material receiving box 1, and the material receiving box 1.4 is divided into two material receiving cavities through the partition plate 1.4.

Four corners of the upper side of the material receiving box 1 are fixed with fixing seats through bolts, guide rods 2 are connected between the two corresponding fixing seats, the two guide rods 2 are symmetrically arranged in parallel, two first guide sleeves 3 are sleeved on each guide rod 2, the two first guide sleeves 3 are positioned on two sides of the guide rods 2, each first guide sleeve 3 is connected with a support plate 4, a filter frame 5 is connected between every two corresponding support plates 4 in a rotating mode, namely, a rotating shaft is connected to the end face of each support plate 4, rotating holes are formed in two side faces of the filter frame 5, and rotating shafts are inserted into the rotating holes.

The vibrating motor 5.1 is connected to one side above each filtering frame 5, vibration is generated through the vibrating motor 5.1, the filtering effect of raw materials is better, the material guiding piece 5.2 is connected to one side of each filtering frame 5, the material guiding piece 5.2 comprises a fixing plate, a material guiding groove is formed in the fixing plate, and when large-particle raw materials enter the material guiding groove, the raw materials slide down along the inclined direction of the material guiding groove.

The second guide sleeves 6 are further sleeved on each guide rod 2, the second guide sleeves 6 are arranged in the middle of the corresponding two first guide sleeves 3, each guide sleeve 6 is connected with a mounting plate 6.1, each mounting plate 6.1 is connected with a driving piece 7, each driving piece 7 can be an oil cylinder, an air cylinder or an electric push rod, and in the embodiment, each driving piece 7 can be an electric push rod.

As shown in fig. 3, the driving rod of the driving member 7 is hinged with two connecting rods 8 through a hinging seat 9, the hinging seat 9 comprises an L-shaped plate, two first fixing shafts are connected to the vertical side surfaces of the L-shaped plate, two second fixing shafts are connected to the two side surfaces of the filtering frame 5, two through holes are formed in each connecting rod 8, one of the through holes is internally inserted with the first fixing shaft, the other through hole is internally inserted with the second fixing shaft, when the piston rod of the driving member 7 moves upwards, one side of the filtering frame 5 is driven to rotate upwards, the filtering frame 5 is obliquely arranged, one side of the guiding member 5.2 is arranged below, and large-particle raw materials can slide into the guide groove of the guiding member 5.2 along the oblique direction of the filtering frame 5.

As shown in fig. 2, a guide groove 2.1 is formed at one end of each guide rod 2, a sliding groove 2.2 is formed at the upper side of each guide rod 2, the sliding grooves 2.2 are communicated with the guide grooves 2.1, sliding rods 2.3 are inserted into the guide grooves 2.1, one end of each sliding rod 2.3 extends out of the guide groove 2.1, a first guide sleeve 3 and a second guide sleeve 6 are connected to the sliding rod 2.3 through connecting blocks 2.4, and springs 2.5 are connected between the end face of each sliding rod 2.3 and the inner wall of each guide groove 2.1.

The board 1.1 is placed in the welding of one side at material receiving box 1, places board 1.1 on connecting drive arrangement 1.2, drive arrangement 1.2 is used for the drive slide bar 2.3 carries out reciprocating motion, and drive arrangement is biax motor in this embodiment, all connects cam 1.3 on two output shafts of biax motor, through the cooperation of the rotation of cam 1.3 and spring 2.5, makes slide bar 2.3 can carry out left and right reciprocating motion to make slide bar 2.3 drive filter frame 5 and rock about, make the screening of raw materials better faster.

When the device is used, firstly, the filter frame 5 is in a horizontal state, raw materials are poured onto the filter screen of the filter frame 5, then the driving device 1.2 is started to drive the two filter frames 5 to shake left and right, then the vibrating motor 5.1 is started to enable the filter frame 5 to vibrate, small-particle raw materials enter the material receiving box 1 through the filter frame 5, the raw materials can be sufficiently screened, the driving piece 7 is started to drive one side of the filter frame 5 to rotate upwards after screening is finished, the filter frame 5 is obliquely arranged, and large-particle raw materials slide into the material guide groove along the inclination angle of the filter frame 5, so that the device can thoroughly filter and screen the raw materials, and the screening quality is improved.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (5)

1. A screening device for producing concrete, characterized in that: including the open workbin (1) that connects in top, connect two guide bars (2) through the bearing frame on connecing workbin (1), all cup joint two first uide bushing (3) on every guide bar (2), all connect backup pad (4) on every first uide bushing (3), all rotate between every two corresponding backup pad (4) and connect filter frame (5), still cup joint second uide bushing (6) on every guide bar (2), second uide bushing (6) set up in corresponding two in the centre of first uide bushing (3), all connect driving piece (7) on every second uide bushing (6), the driving lever of driving piece (7) articulates two connecting rods (8) through articulated seat (9), every connecting rod (8) all articulates correspondingly filter frame (5).

2. A screening device for producing concrete according to claim 1, characterized in that: one end of each guide rod (2) is provided with a guide groove (2.1), the upper side of each guide rod (2) is provided with a sliding groove (2.2), the sliding grooves (2.2) are communicated with the guide grooves (2.1), the sliding rods (2.3) are inserted into the guide grooves (2.1), the first guide sleeves (3) and the second guide sleeves (6) are connected onto the sliding rods (2.3) through connecting blocks (2.4), and springs (2.5) are connected between the end face of each sliding rod (2.3) and the inner wall of each guide groove (2.1).

3. A screening device for producing concrete according to claim 2, characterized in that: one side of the material receiving box (1) is connected with a placing plate (1.1), the placing plate (1.1) is connected with a driving device (1.2), and the driving device (1.2) is used for driving the sliding rod (2.3) to reciprocate.

4. A screening device for producing concrete according to claim 3, wherein: the driving device (1.2) is a double-shaft motor, two output shafts of the double-shaft motor are connected with cams (1.3), and each cam (1.3) is correspondingly arranged with a corresponding sliding rod (2.3).

5. A screening device for producing concrete according to claim 1, characterized in that: and one side above each filtering frame (5) is connected with a vibrating motor (5.1), and one side of each filtering frame (5) is connected with a material guide piece (5.2).