CN217491625U - Building engineering is with high-efficient sand sieving device - Google Patents

Abstract

The utility model relates to a building engineering uses high-efficient screening sand device, the load simulator comprises a case, be equipped with feeder hopper and discharge gate on quick-witted roof portion and the bottom respectively, and be equipped with a plurality of supporting legss on its bottom face, quick-witted incasement portion is equipped with coarse screening subassembly from top to bottom, reposition of redundant personnel component and screening sand subassembly, screening sand subassembly is by last screening sand spare, screening sand spare and driving motor constitute down, it includes the screen cloth to go up screening sand spare or screening sand spare down, mount and base, the screen cloth sets up on the mount, be equipped with the mounting groove on the base, be equipped with the slider in the mounting groove, through spring coupling between slider and the mounting groove, the slider is connected with the mount, driving motor's output shaft tip passes quick-witted lateral wall, and be equipped with the dwang on it, be equipped with the eccentric wheel on the dwang, eccentric wheel and screen cloth butt. The utility model discloses a cooperation of quick-witted case, reposition of redundant personnel component and sieve sand subassembly can improve screening effect and the efficiency to the grit, fully selects comparatively meticulous grit, difficult jam.

Description

Building engineering is with high-efficient sand sieving device

Technical Field

The utility model belongs to a building engineering technical field relates to a sand screening device, especially relates to a building engineering is with high-efficient sand screening device.

Background

The cement mortar plays an important role in building construction as a bonding object for building foundation, wall masonry or indoor and outdoor plastering, and the sand material is one of necessary materials to be used, plays a role of a skeleton in the mortar, and improves the compactness and strength of the mortar, so that the building quality is good, and the bearing strength is high. Generally, cement mortar needs sand materials with basically consistent particle sizes, therefore, sand mixed with impurities needs to be screened before the mortar is prepared, the quality of the sand materials is better, the building quality is improved, and screening of the sand materials by using a sand screening machine is an essential step.

However, the sand screening machine on the market at present has the following defects when in use: 1. the device has single function, is easy to block, cannot completely screen sand, and has poor sand screening effect and low sand screening efficiency; 2. a large amount of impurities in the sandy soil cannot be effectively filtered and screened, and the sandy soil is directly put into use, so that the wall surface or the ground is uneven (the flatness is low), the appearance is influenced, even the later coating is difficult directly, and the construction period is delayed; 3. the size is large, the structure is complex, the price is high, and the use requirement of the building is difficult to meet.

SUMMERY OF THE UTILITY MODEL

The utility model aims at prior art's not enough and provide a building engineering with high-efficient sand screening device, through the cooperation of quick-witted case, riddler subassembly, reposition of redundant personnel component and sieve sand subassembly, can improve screening effect and the efficiency to the grit, fully select the comparatively unanimous, the higher sand material of purity of particle diameter, be difficult for taking place simultaneously to block up, lay the basis for subsequent construction improvement engineering quality.

The utility model discloses the technical scheme who adopts:

a high-efficiency sand screening device for construction engineering comprises a case, wherein a feed hopper and a discharge port are respectively arranged on the top and the bottom of the case, sand containing impurities is conveyed into the case through the feed hopper, the sand with consistent particle size is obtained after screening treatment, the screened sand is discharged through the discharge port, a plurality of supporting legs are arranged on the bottom end face of the case, the case is isolated from the ground through the supporting legs, a user can conveniently screen sand, a coarse screening component, a shunting component and a sand screening component are arranged in the case from top to bottom, the coarse screening component is used for primarily screening the sand, large-particle stones, sundries (such as leaves, branches and the like) are screened out, the blockage of subsequent devices is avoided, the normal sand screening of the subsequent devices is influenced, the primarily screened sand can be shunted through the shunting component, and the sand can flow to the sand screening component from multiple directions, the sand is prevented from being accumulated in a centralized way, the sand screening speed is reduced, the sand screening effect is poor, and the sand screening efficiency is low; the sand sieving component is composed of an upper sand sieving part, a lower sand sieving part and a driving motor, the upper sand sieving part and the lower sand sieving part are symmetrically arranged, the upper sand sieving part or the lower sand sieving part comprises a screen, a fixing frame and a plurality of bases, the screen is arranged on the fixing frame, the bases are oppositely arranged on the inner wall of the case, a mounting groove is formed in the base, a sliding block is arranged in the mounting groove, the sliding block is connected with the mounting groove through a spring, the side face of the sliding block is connected with the fixing frame, the driving motor is installed on the side wall of the case, an output shaft of the driving motor is connected with a rotating rod through a transmission mechanism, the driving motor works to drive the rotating rod to rotate, two ends of the rotating rod are connected with the side wall of the case through bearings, an eccentric wheel is arranged on the rotating rod, and the upper end face and the lower end face of the eccentric wheel are respectively abutted to the fixing frame of the upper sand sieving part and the lower sand sieving part. When screening sand, the sand containing impurities is conveyed to the inner part of the case through the feed hopper, and after being primarily screened by the coarse screening component and divided by the flow dividing component, the sand falls into the upper screening sand part in a relatively dispersed manner, meanwhile, the driving motor works to drive the rotating rod to rotate in the case, and then the rotating rod drives the eccentric wheel fixed on the rotating rod to rotate, because the eccentric wheel is respectively abutted (jointed and contacted) with the fixed frame of the upper sand screening piece and the fixed frame of the lower sand screening piece, the mount of sieve sand spare on the distal shaft end jack-up of eccentric wheel, the mount drives the screen cloth rebound thereupon, and the mount passes through the inside spring of slider extrusion base mounting groove, and sieve sand spare rebound under the effect of spring this moment, the nearly axle head of eccentric wheel and the mount butt of sieve sand spare down, and upward movement is simultaneously gone up to sieve sand spare, sieve sand spare down, and the eccentric wheel is laminated with the mount of last sieve sand spare and lower sieve sand spare all the time. On the contrary, the upper sand screening part and the lower sand screening part move downwards simultaneously, the screens of the upper sand screening part and the lower sand screening part move up and down (vibrate) in a reciprocating manner through the rotation of the eccentric wheel, the sand is screened and filtered by utilizing the vibration of the screens, the sand is prevented from being bonded together (caked), the screens are also effectively prevented from being blocked by the sand, the sand screening efficiency is improved, impurities contained in the screens can be screened, and thus the sand with consistent particle size is obtained; simultaneously, this device adopts the double-deck sand screening structure of upper screen sand spare and lower screen sand spare, can carry out abundant screening to grit, and convenient quick screen sand has further promoted the screening sand quality of screening sand device.

As a further improvement, the coarse screening subassembly includes sieve, vibrating motor and collecting box, and the sieve slope sets up at quick-witted incasement portion, is equipped with the sieve mesh on the sieve, and the highest end setting of sieve is on quick-witted incasement wall, and the lower of sieve passes the notch that sets up on quick-witted lateral wall, and vibrating motor sets up on the sieve, and the collecting box setting is on quick-witted lateral wall, and its lower below that is located the sieve. The sand entering the case firstly falls on the sieve plate, the sand is primarily screened through the sieve holes on the sieve plate, and the sieve plate is driven to vibrate through the vibration motor, so that the screening speed of the sieve plate on the sand is increased, and the sand screening efficiency is improved; simultaneously, large granule stone, debris that do not sieve the board screening flow downwards along the sieve gradually, pass quick-witted lateral wall's notch and fall in the collecting box until debris to the realization is to the preliminary screening of grit and the collection of debris, improves sieve sand efficiency and effect, saves a large amount of manpowers, greatly reduces constructor's working strength, improves the practicality of this device.

As a further improvement, the reposition of redundant personnel component is the reposition of redundant personnel piece, divides the design of reposition of redundant personnel piece to be four pyramid shape structures, divides the reposition of redundant personnel piece both sides to be connected with quick-witted incasement wall through the dead lever respectively, divides to be equipped with vertical stream sand hole on the reposition of redundant personnel piece. The shunting piece is firm to be installed in quick-witted incasement portion, can shunt the grit of tentatively screening through the shunting piece, and the shunting piece has direction and reposition of redundant personnel effect to the grit, and when the grit falls to the shunting piece, partial grit passes the sand flowing hole of shunting piece, and remaining grit flows along the slope of shunting piece for the grit dispersion drops on the screen cloth of last screening sand spare, prevents that the grit from concentrating to pile up on the screen cloth, reduces screening sand speed, influences the screening sand efficiency and the effect of this device.

As a further improvement, the feed hopper is designed to be of a funnel-shaped structure. Sand gets into quick-witted incasement portion through the feeder hopper, designs for hopper-shaped structure, can prevent effectively that the phenomenon that the grit from taking place to block up on the feeder hopper helps improving the feeding efficiency of grit to promote sieve sand efficiency.

As a further improvement of the utility model, the supporting legs are provided with universal wheels. The universal wheel facilitates the user to push the sand screening device to move, and the sand screening device is moved to a specified position, so that the sand screening device is convenient to use, time-saving and labor-saving.

As a further improvement, the mesh aperture of the upper sand screening part is slightly smaller than the mesh aperture of the lower sand screening part. Through the mutual cooperation of the screen cloth of last sieve sand spare and the screen cloth of lower sieve sand spare, adopt the mode of double-deck sieve sand, can carry out abundant separation to grit and impurity to can obtain meticulous grit.

As a further improvement, the screen is connected with the fixing frame in a detachable manner. The screen cloth is convenient to install, disassemble and clean.

As a further improvement, the case side wall is provided with a first cleaning port and a second cleaning port respectively. The screen cloth of sieve sand spare and lower sieve sand spare on convenient the going up of first clearance mouth and second clearance mouth is cleared up, clears up the debris of adhesion on the screen cloth and the grit that does not pass through the screen cloth, makes things convenient for next use.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses simple structure, convenient to use, safe and reliable through the cooperation of quick-witted case, coarse screen subassembly, reposition of redundant personnel component and sieve sand subassembly, can improve screening effect and the efficiency to the grit, fully selects comparatively meticulous grit, is difficult for taking place simultaneously and blocks up.

2. This device adopts closed sieve sand mode, pours the grit into quick-witted incasement portion, carries out abundant screening through the reposition of redundant personnel component and the sieve sand subassembly of quick-witted incasement portion, and the raise dust is less, effectively overcomes and produces a large amount of dusts when carrying out the sieve sand, influences the air circumstance on every side.

3. Through last sand screening spare, sand screening spare and driving motor's cooperation down, driving motor passes through the output shaft and drives the dwang rotation, and then the dwang drives the eccentric wheel of fixing on it and rotates, because the eccentric wheel respectively with the screen cloth butt of last sand screening spare and lower sand screening spare, the rotation of eccentric wheel can drive the screen cloth one-on-one or one-on-one of sand screening spare and lower sand screening spare and move, reciprocal reciprocating, the axle head far away of eccentric wheel and near the axle head alternate action are on the screen cloth of last sand screening spare and lower sand screening spare, make the screen cloth float from top to bottom, not only can carry out high-efficient sand screening, can also prevent that the grit from taking place to block up on the screen cloth simultaneously.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a partial cross-sectional view of the present invention;

FIG. 3 is an enlarged view taken at A in FIG. 2;

in the figure: 1. a chassis; 2. an observation window; 3. supporting legs; 4. a universal wheel; 5. a drive motor; 6. a vibration motor; 7. a feed hopper; 8. a discharge port; 9. a collection box; 10. a notch; 11. a sieve plate; 12. screening holes; 13. a shunting block; 14. a sand flowing hole; 15. screening a screen; 16. an eccentric wheel; 17. rotating the rod; 18. a fixed mount; 19. a base; 20. a spring; 21. a slider; 22. mounting grooves; 23. a first cleaning port; 24. a second cleaning port.

Detailed Description

In order to better understand the technical content of the present invention, the following embodiments are provided, and the present invention is further described with reference to the accompanying drawings.

Referring to fig. 1 to 3, the utility model provides a building engineering is with high-efficient sand sieving device, including quick-witted case 1, quick-witted case 1 design is the rectangle structure, is equipped with hopper-shaped feeder hopper 7 and discharge gate 8 on quick-witted case 1 top and the bottom respectively, and quick-witted case 1 lower part is hopper-shaped structure, conveniently discharges the grit that filters to be equipped with a plurality of supporting legss 3 on the bottom face of quick-witted case 1, be equipped with universal wheel 4 on the supporting legs 3.

A coarse screen assembly, a shunt member and a sand screening assembly are arranged in the case 1 from top to bottom, the coarse screen assembly comprises a screen plate 11, a vibration motor 6 and a collecting box 9, the screen plate 11 is obliquely arranged in the case 1, a screen hole 12 is arranged on the screen plate 11, the highest end of the screen plate 11 is fixed on the inner wall of the case 1, the lowest end of the screen plate 11 penetrates through a notch 10 formed in the side wall of the case 1, the vibration motor 6 is arranged on the screen plate 11, and the collecting box 9 is arranged on the side wall of the case 1 and is positioned below the lowest end of the screen plate 11; the reposition of redundant personnel component is reposition of redundant personnel piece 13, and reposition of redundant personnel piece 13 designs to be the toper structure, and reposition of redundant personnel piece 13 both sides are respectively through dead lever and quick-witted case 1 inner wall connection, and the vertical a plurality of sand flowing holes 14 that are equipped with on the reposition of redundant personnel piece 13.

The sand screening component is composed of an upper sand screening part, a lower sand screening part and a driving motor, the upper sand screening part and the lower sand screening part are symmetrically arranged, the upper sand screening part or the lower sand screening part comprises a screen 15, a fixing frame 18 and two bases 19, the screen 15 is detachably arranged on the fixing frame 18, the two bases 19 are oppositely arranged on the inner wall of the case 1, a mounting groove 22 is formed in each base 19, a sliding block 21 is arranged in each mounting groove 22, the sliding block 21 is connected with the mounting groove 22 through springs 20, the side face of the sliding block 21 is connected with the fixing frame 18, the driving motor 5 is installed on the side wall of the case 1, the end portion of an output shaft of the driving motor 5 penetrates through the side wall of the case 1, a rotating rod 17 is arranged on the end portion of the output shaft, an eccentric wheel 16 is arranged on the rotating rod 17, and the eccentric wheel 16 is abutted to the fixing frames 18 of the upper sand screening part and the lower sand screening part.

Implement the utility model discloses the time, the 15 apertures of screen cloth of upper screen sand spare slightly are less than the 15 apertures of screen cloth of lower screen sand spare. The sand can be filtered for many times, and fine sand and coarse sand can be separated to the maximum extent, so that the required sand can be obtained during construction.

Be equipped with first clearance mouth 23 and second clearance mouth 24 on the quick-witted case 1 lateral wall respectively, conveniently clear up the screen cloth 15 of upper screen sand spare and lower screen sand spare through first clearance mouth 23 and second clearance mouth 24, clear up the debris of adhesion on it and the grit that has not screened.

In addition, a plurality of supports can be arranged on the side wall of the case 1, the driving motor 5 and the vibrating motor 6 are erected by utilizing the supports, the running stability of the driving motor 5 and the vibrating motor 6 can be greatly enhanced, and the stability of the driving motor 5 and the vibrating motor 6 is better.

The utility model discloses a theory of operation does:

when the device is used for screening sand, firstly, the driving motor 5 and the vibrating motor 6 are started to enable the driving motor 5 and the vibrating motor 6 to be in a working state, sand is put into the feed hopper 7 and enters the case 1 through the feed hopper 7, the sand firstly falls on the sieve plate 11 and is primarily screened through the sieve holes 12 on the sieve plate 11; meanwhile, the output shaft of the vibrating motor 6 drives the sieve plate 11 to vibrate continuously, so that the screening speed of the sieve plate 11 on sand is increased, and the sand screening efficiency is improved.

The sand that passes through the preliminary screening sand falls on the shunting block 13, and the shunting block 13 shunts and guides the sand, so that the sand can be uniformly scattered and fall on the screen 15 of the upper sand screening part.

The driving motor 5 drives the rotating rod 17 to rotate in the case 1 through an output shaft thereof, and then the rotating rod 17 drives the eccentric wheel 16 fixed on the rotating rod to rotate, when a far shaft end of the eccentric wheel 16 jacks up the screen 15 of the upper sand screening piece, the screen 15 drives the fixing frame 18 to ascend along with the screen, the fixing frame 18 extrudes the spring 20 in the mounting groove 33 of the base 19 through the slide block 21, at the moment, a near shaft end of the eccentric wheel 16 abuts against the screen 15 of the lower sand screening piece, the eccentric wheel 16 is always attached to the screen 15 of the upper sand screening piece and the lower sand screening piece, and through the rotation of the eccentric wheel 16, the fixing frame intermittently acts on the screen 15 of the upper sand screening piece and the lower sand screening piece, so that the screen 15 of the upper sand screening piece and the lower sand screening piece moves up and down, sand screening and filtering are performed by utilizing the floating of the screen 15, not only can effectively improve the sand screening efficiency, but also can prevent the sand from caking, or to avoid sand clogging the screen 15.

Meanwhile, the double-layer screen 15 structure of the upper sand screening part and the lower sand screening part is adopted in the device, sand can be sufficiently screened, sand can be conveniently and quickly screened, the sand screening efficiency of the sand screening device is further improved, and accordingly fine sand is obtained.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims (8)

1. A high-efficiency sand screening device for construction engineering comprises a machine case, wherein a feeding hopper and a discharge port are respectively arranged on the top and the bottom of the machine case, and a plurality of supporting legs are arranged on the bottom end surface of the machine case, the high-efficiency sand screening device is characterized in that a coarse screening component, a shunting component and a sand screening component are arranged inside the machine case from top to bottom, the sand screening component comprises an upper sand screening part, a lower sand screening part and a driving motor, the upper sand screening part and the lower sand screening part are symmetrically arranged, the upper sand screening part or the lower sand screening part comprises a screen, a fixing frame and a plurality of bases, the screen is arranged on the fixing frame, the bases are oppositely arranged on the inner wall of the machine case, a mounting groove is arranged on the bases, a sliding block is arranged in the mounting groove, the sliding block is connected with the mounting groove through a spring, the side surface of the sliding block is connected with the fixing frame, the driving motor is arranged on the side wall of the machine case, the end part of an output shaft of the driving motor penetrates through the side wall of the machine case, a rotating rod is provided with an eccentric wheel, the eccentric wheel is abutted against the fixed frames of the upper sand screening piece and the lower sand screening piece.

2. The sand screening device for building engineering as claimed in claim 1, wherein the coarse screen assembly comprises a screen plate, a vibration motor and a collection box, the screen plate is obliquely arranged inside the case, the screen plate is provided with screen holes, the highest end of the screen plate is fixed on the inner wall of the case, the lowest end of the screen plate passes through a notch arranged on the side wall of the case, the vibration motor is arranged on the screen plate, and the collection box is arranged on the side wall of the case and is located below the lowest end of the screen plate.

3. The efficient sand screening device for the building engineering as claimed in claim 1, wherein the diversion member is a diversion block, the diversion block is designed to be a conical structure, two sides of the diversion block are respectively connected with the inner wall of the machine case through fixing rods, and vertical sand flowing holes are formed in the diversion block.

4. The high-efficiency sand screening device for the construction engineering as claimed in claim 1, wherein the feed hopper is designed to be a funnel-shaped structure.

5. The efficient sand screening device for the constructional engineering as recited in claim 1, wherein the supporting legs are provided with universal wheels.

6. The efficient sand screening device for construction engineering as claimed in claim 1, wherein the mesh diameter of the upper sand screening element is slightly smaller than the mesh diameter of the lower sand screening element.

7. The efficient sand screening device for construction engineering as claimed in claim 1, wherein the screen and the fixing frame are detachably connected.

8. The efficient sand screening device for the construction engineering as claimed in claim 1, wherein the side wall of the machine box is respectively provided with a first cleaning port and a second cleaning port.

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