CN211887799U

CN211887799U - Screening device

Info

Publication number: CN211887799U
Application number: CN202020197285.3U
Authority: CN
Inventors: 王振飞; 王海生; 黄华; 赵会治; 张振刚; 牛广成; 胡君; 王灿
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-02-23
Filing date: 2020-02-23
Publication date: 2020-11-10
Anticipated expiration: 2030-02-23

Abstract

The utility model provides a screening device, which comprises a bracket and a screen body which is arranged on the bracket and is obliquely arranged, wherein the screen body comprises a long-strip-shaped cross beam and a plurality of grid bars which are detachably connected with the same side of the cross beam along the length direction of the cross beam, and the cross beams are arranged at intervals; the cross beam is provided with a plurality of clamping grooves which are arranged along the width direction in a penetrating manner, the clamping grooves are arranged along the length direction of the cross beam at intervals, and the lattice bars are clamped in the clamping grooves and are positioned on the cross beam through positioning pieces. Screening plant, can dismantle through with check strip and crossbeam and be connected, the accessible increases and decreases the quantity of check strip, and adjust this screening plant's sieve mesh size to make this screening plant applicable in the screening to the ore deposit material of different granularities, and then can improve screening efficiency, and can satisfy systematized production demand.

Description

Screening device

Technical Field

The utility model relates to a construction equipment technical field, in particular to screening plant.

Background

At present, the screening and grading of ore materials mainly depend on a vibrating screen which is divided into different types according to the structural form and the screening principle and is basically driven by a motor. In special environments and mobile processes, the vibrating screen is installed unconditionally or incapably, and basically, a welding type fixed screen is adopted. However, because the structure is unreasonable, the size of the sieve holes of the existing fixed sieve is fixed, the sieving efficiency is low, the fixed sieve cannot be applied to sieving ores with different particle sizes, the production requirements of high yield and systematization are difficult to meet, and the using effect is poor.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a screening plant, it can adjust the sieve mesh size to can be applicable to the screening to the ore deposit material of different granularities.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

a screening device comprises a support and a screen body which is arranged on the support and is obliquely arranged, wherein the screen body comprises a long-strip-shaped cross beam and a plurality of grid bars which are detachably connected to the same side of the cross beam along the length direction of the cross beam, and the cross beam is arranged at intervals; the cross beam is provided with a plurality of clamping grooves which are arranged along the width direction in a penetrating manner, the clamping grooves are arranged along the length direction of the cross beam at intervals, and the lattice bars are clamped in the clamping grooves and are positioned on the cross beam through positioning pieces.

Furthermore, through holes corresponding to the cross beams are formed in the lattice strips, the positioning piece is a pressing strip with a cross section matched with the through holes and inserted in the through holes, the pressing strip is abutted to the cross beams due to the insertion in the through holes, and fixing holes are formed in at least two ends of the pressing strip for fixing the pressing strip on the cross beams.

Furthermore, a positioning rib extending along the length direction of the beam is constructed on the beam, and a positioning groove arranged in the length direction of the beam is constructed on the pressing strip corresponding to the positioning rib.

Furthermore, the positioning ribs are arranged along the length direction of the cross beam at intervals.

Further, be equipped with on the crossbeam with check strip one-to-one, in order to install a plurality of installation units of check strip, the installation unit is arranged in including pressing from both sides two mounting panels of check strip both sides, and in be formed with the mounting hole on the mounting panel, and corresponding to the mounting hole, in the last connecting hole that has constructed of check strip.

Further, the inclination angle of the screen body is 55 degrees.

Furthermore, a support rod is connected between the support and the cross beam.

Compared with the prior art, the utility model discloses following advantage has:

(1) the screening device of the utility model can adjust the size of the sieve mesh of the screening device by detachably connecting the grid strips with the cross beam and increasing and decreasing the number of the grid strips, thereby being applicable to screening of mineral materials with different granularities, further improving the screening efficiency and meeting the systematic production requirement; in addition, through arranging the check strip card in the draw-in groove, not only can improve the stability that sets up of check strip, the dismouting of the check strip of also being convenient for simultaneously to can be convenient for adjust the size of sieve mesh.

(2) The pressing strips are inserted into the through holes of the lattice strips, and the lattice strips are fixed through the fixing of the pressing strips and the cross beams, so that the structure is simple, and the lattice strips are convenient to disassemble and assemble.

(3) Set up constant head tank and location muscle to make the location muscle extend along the length direction of crossbeam, be favorable to preventing the check strip from removing along the width direction of crossbeam, thereby can improve the stability that sets up of check strip.

(4) The positioning ribs are arranged at intervals along the length direction of the cross beam, so that the grid bars can be further prevented from moving along the width direction of the cross beam.

(5) The mounting unit adopts the mounting plate with the mounting hole, and the structure is simple, and the design and implementation are convenient.

(6) The inclination angle of the screen body is set to 55 degrees, which is beneficial to improving the screening efficiency.

(7) Through set up the bracing piece between support and crossbeam, can improve this screening plant's stability.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is a schematic structural diagram of a screening device according to a first embodiment of the present invention;

fig. 2 is a schematic structural diagram of a screen body according to a first embodiment of the present invention;

FIG. 3 is a left side view of FIG. 2;

fig. 4 is a schematic structural diagram of the screen body according to the first embodiment of the present invention when the pressing bar is removed;

fig. 5 is a schematic structural view of a cross beam according to a first embodiment of the present invention;

fig. 6 is a schematic structural diagram of a lattice bar according to a first embodiment of the present invention;

fig. 7 is another schematic structural diagram of a cross beam according to the first embodiment of the present invention;

fig. 8 is a schematic structural view of a pressing bar according to a first embodiment of the present invention;

fig. 9 is a schematic structural view of a sieve body according to a second embodiment of the present invention;

FIG. 10 is an enlarged view of portion I of FIG. 9;

description of reference numerals:

1-a scaffold;

2-screen body, 21-beam, 211-clamping groove, 212-positioning rib, 22-lattice bar, 221-through hole, 23-pressing bar, 231-positioning groove, 24-side plate and 25-mounting plate.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it should be noted that the terms "top", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which 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.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Example one

The present embodiment relates to a screening device, as shown in fig. 1, which includes a bracket 1 and a screen body 2 disposed therebetween and arranged obliquely, wherein the inclination angle of the screen body 2 in the present embodiment is preferably 55 °, and of course, the inclination angle of the screen body 2 can be adjusted accordingly as the case may be. In addition, as shown in fig. 1, the stand 1 of the present embodiment is composed of a plurality of horizontal bars, vertical bars, and diagonal bars, and the specific structure thereof may be adjusted as appropriate. And in order to improve the stability of the screen 2, a support rod is connected between the support 1 and the cross beam 21 as shown in fig. 1. In addition, in order to facilitate transportation, the cross rod, the longitudinal rod and the inclined rod of the embodiment are connected through bolts, and the screen body 2 and the support 1 are connected through bolts, so that the screening device can be disassembled conveniently, and transportation is facilitated.

The screen body 2 of this embodiment includes a long-strip-shaped cross beam 21, and a plurality of grids 22 connected to the same side of the cross beam 21 along the length direction of the cross beam 21, and the cross beam 21 is a plurality of that are arranged at intervals, and the grids 22 are detachably connected with the cross beam 21. So set up, accessible increase and decrease check 22 and adjust this screening plant's sieve mesh size to make this screening plant can be applicable to the screening to the ore deposit material of different granularities, and then can improve this screening plant's screening efficiency, also make it satisfy and be applied to systematization production demand, and can have better result of use.

Specifically, as shown in fig. 2 and fig. 3, in the present embodiment, the two ends of the cross beam 21 are respectively connected with the side plates 24, and for facilitating the insertion of the below-described pressing strips 23 in the grid strips 22, the top surfaces of the side plates 24 of the present embodiment are not higher than the top surface of the cross beam 21, and preferably, the top surfaces of the side plates 24 are flush with the top surface of the cross beam 21. In addition, as shown in fig. 4 and 5, to facilitate the attachment and detachment of the lattice bars 22 to and from the cross beam 21 and to facilitate the adjustment of the size of the sieve holes, the cross beam 21 is configured with a locking groove 211 penetrating through the cross beam in the width direction thereof.

The fastening slots 211 of the present embodiment are specifically a plurality of fastening slots arranged at intervals along the length direction of the cross beam 21, and the lattice bars 22 are fastened in the fastening slots 211 and positioned on the cross beam 21 by the positioning members. By placing the grid 22 in the card slot 211, the stability of the grid 22 can be improved. In addition, it should be noted that, since the inclination angle of the screen body 2 is 55 °, even if powder of ore material falls into the engaging groove 211, the powder automatically slides out of the engaging groove 211 due to the inclined arrangement of the engaging groove 211, so that the cleanness of the engaging groove 211 can be maintained.

The specific structure of the lattice bars 22 is shown in fig. 6 in combination with fig. 4, and is an elongated plate-like structure, on which through holes 221 are formed corresponding to the cross beams 21. The positioning member of this embodiment is specifically a pressing bar 23 having a cross section adapted to the through hole 221 and inserted into the through hole 221. And as shown in fig. 3, the pressing bar 23 is inserted into the through hole 221 to abut against the cross beam 21, fixing holes are formed at both ends of the pressing bar 23, and threaded holes corresponding to the fixing holes are formed on the cross beam 21. So set up, the accessible passes the fastener such as bolt through the fixed orifices to with the screw hole spiro union back, realize layering 23 fixed on crossbeam 21, also can firmly press each layering 23 in draw-in groove 211 simultaneously, and realize the fixed of each check 22.

In order to further improve the stability of the arrangement of the lattice bars 22, the fixing holes of the present embodiment are formed in a plurality of the pressing bars 23 at intervals, and correspondingly, the threaded holes are also formed in a plurality of the cross beams 21. In addition, to further prevent the grid 22 from moving in the width direction of the cross member 21, as shown in fig. 7 and 8, a positioning rib 212 extending in the length direction thereof is configured on the cross member 21, and a positioning groove 231 arranged throughout the length direction thereof is configured on the compression bar 23 in correspondence to the positioning rib 212. And, preferably, the positioning rib 212 of the present embodiment is provided in plurality at intervals along the length direction of the cross beam 21.

Based on the above overall description, when the screening device of the present embodiment is used, the bracket 1 is fixed on the ground, and the screen body 2 is fixedly connected to the bracket 1; then, the number of the grid bars 22 and the blocking position of the grid bars 22 in the blocking groove 211 are determined based on the granularity of the ore material to be screened; and finally, the pressing strips 23 are sequentially inserted into the lattice strips 22 and fixedly connected with the cross beam 21 by bolts, so that the screening device can be installed. And when the granularity of ore deposit material is different, the accessible increases and decreases lattice bar 22 quantity and change the size of this screening plant's sieve mesh to can make this screening plant applicable in the screening to the ore deposit material of different granularities, and also be convenient for adjust the size of sieve mesh, and can have better result of use.

Example two

The present embodiment relates to a screening device, which has substantially the same structure as the screening device described in the first embodiment, except that the mounting structure of the grid bars 22 on the cross beam 21 is different in the present embodiment. Specifically, as shown in fig. 9 and 10, a plurality of mounting units corresponding to the bars 22 one by one are provided on the cross beam 21 to mount the bars 22. The mounting unit comprises two mounting plates 25 clamped on two sides of the lattice bar 22, mounting holes are formed on the mounting plates 25, connecting holes are formed on the lattice bar 22 corresponding to the mounting holes, and therefore the lattice bar 22 can be fixed by the bolts sequentially penetrating through the mounting holes, the connecting holes and the other mounting hole and then being screwed with nuts.

In addition, based on the installation structure of the present embodiment, in order to reduce the weight of the screening device, the cross beam 21 of the present embodiment may be specifically formed by 8#, 10#, 12# channel steel, and the lattice bars 22 may be specifically made of flat steel. In addition, to ensure the stability of the grid 22, the mounting plate 25 may be formed by one side plate 24 of an angle iron.

The screening device of this embodiment, the quantity that can adjust the check 22 changes the mesh size for this screening device also can be applicable to the screening to the ore deposit material of different granularities, and can have better result of use.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a screening plant, includes support (1) and locates on support (1) and screen frame (2) that the slope was arranged, its characterized in that: the screen body (2) comprises a strip-shaped cross beam (21) and a plurality of grid bars (22) which are detachably connected to the same side of the cross beam (21) along the length direction of the cross beam (21), and the cross beams (21) are arranged at intervals; the cross beam (21) is provided with a plurality of clamping grooves (211) which are arranged in a penetrating manner along the width direction of the cross beam (21), the clamping grooves (211) are arranged along the length direction of the cross beam (21) at intervals, and the lattice bars (22) are clamped in the clamping grooves (211) and are positioned on the cross beam (21) through positioning pieces.

2. A screening device according to claim 1, wherein: the fixing structure is characterized in that a through hole (221) corresponding to the cross beam (21) is formed in the lattice bar (22), the positioning piece is a pressing strip (23) with a cross section matched with the through hole (221) and inserted into the through hole (221), the pressing strip (23) is abutted to the cross beam (21) due to the insertion in the through hole (221), and fixing holes are formed in two ends of the pressing strip (23) at least for fixing the pressing strip (23) on the cross beam (21).

3. A screening device according to claim 2, wherein: the cross beam (21) is provided with a positioning rib (212) extending along the length direction, and a positioning groove (231) arranged through the length direction is formed on the pressing strip (23) corresponding to the positioning rib (212).

4. A screening device according to claim 3, wherein: the positioning ribs (212) are arranged along the length direction of the cross beam (21) at intervals.

5. A screening device according to claim 1, wherein: be equipped with on crossbeam (21) with lattice bar (22) one-to-one, in order to install a plurality of installation units of lattice bar (22), the installation unit is arranged in including pressing from both sides two mounting panels (25) of lattice bar (22) both sides, and in be formed with the mounting hole on mounting panel (25), and correspond to the mounting hole, in lattice bar (22) is last to be constructed there is the connecting hole.

6. A screening device according to claim 1, wherein: the inclination angle of the screen body (2) is 55 degrees.

7. A screening device according to claim 1, wherein: a support rod is connected between the bracket (1) and the cross beam (21).