CN220969833U - Refining feed mechanism for screening recycled concrete - Google Patents
Refining feed mechanism for screening recycled concrete Download PDFInfo
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- CN220969833U CN220969833U CN202322345424.9U CN202322345424U CN220969833U CN 220969833 U CN220969833 U CN 220969833U CN 202322345424 U CN202322345424 U CN 202322345424U CN 220969833 U CN220969833 U CN 220969833U
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- screening
- screen
- aggregate
- hopper
- recycled concrete
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- 238000012216 screening Methods 0.000 title claims abstract description 56
- 230000007246 mechanism Effects 0.000 title claims abstract description 12
- 238000007670 refining Methods 0.000 title claims abstract description 12
- 238000009434 installation Methods 0.000 claims abstract description 14
- 239000004744 fabric Substances 0.000 claims abstract description 11
- 239000000463 material Substances 0.000 claims description 12
- 238000005096 rolling process Methods 0.000 claims description 8
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 230000008929 regeneration Effects 0.000 claims description 2
- 238000011069 regeneration method Methods 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 abstract description 7
- 238000005299 abrasion Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 10
- 230000006872 improvement Effects 0.000 description 9
- 238000007873 sieving Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 239000006185 dispersion Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000002209 hydrophobic effect Effects 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 230000002045 lasting effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 230000007480 spreading Effects 0.000 description 2
- 238000003892 spreading Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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Abstract
The utility model relates to the technical field of recycled concrete, in particular to a refining feeding mechanism for recycled concrete screening. Including screening case, locate the installation frame at screening case top and slide and locate the inside feeder hopper of installation frame, screening case internally mounted has the screen cloth, and vibrating motor is installed to the screen cloth bottom, and feeder hopper bottom both sides mirror image is equipped with two and is used for flattening the sparse flitch of screen cloth top surface aggregate. The beneficial effects of the utility model are as follows: the feeding hopper fixedly arranged with the screening box is changed into a sliding feeding hopper, so that the mixed aggregate poured from the feeding hopper uniformly falls on the screen, and meanwhile, the mixed aggregate falling on the screen is spread by utilizing the material-thinning plate moving along with the feeding hopper, so that the efficiency of screening the screen is improved, the pressure on the same position of the screen is reduced, and impact abrasion of the mixed aggregate on the same position of the screen is avoided; the condition that part of aggregate is blocked in the meshes of the screen mesh due to the fact that the weight of mixed aggregate is large is avoided.
Description
Technical Field
The utility model relates to the technical field of recycled concrete, in particular to a refining feeding mechanism for recycled concrete screening.
Background
In the concrete raw material, the aggregate accounts for about 5% of the total amount of the concrete, and the aggregate is mainly obtained by mountain-climbing and stone-taking, and is processed to form sand stones or directly dig sand, pebbles and gravels in the river channel. Thus, the natural environment is destroyed, and the sustainable development of the building industry is not facilitated, so that the recycling of concrete is important. The process of manufacturing recycled aggregate by using the waste concrete blocks is similar to the natural manufacturing process, namely, different crusher equipment, screening equipment, conveying equipment and stirring and proportioning equipment are reasonably combined together to process the waste concrete, and steel bars, wood blocks, plastic fragments, glass, building gypsum and other impurities exist in the waste concrete blocks; meanwhile, aggregates are concentrated on the same position of the screen, the pressure on the position of the screen is high, impact abrasion is easy to occur, and when the mixed aggregates concentrated on the part of the screen vibrate and screen materials, spreading out takes time, so that the efficiency of the screen materials is affected.
Disclosure of Invention
The technical problems to be solved by the utility model are as follows: when the recycled concrete remembers coarse and fine aggregates for sieving, the positions of the feed hopper and the sieving box are fixed, and when the mixed aggregates to be sieved are poured into the sieving box from the feed hopper, part of the aggregates are concentrated on a screen on the sieving box, and the weight of the part of the aggregates can cause smaller aggregates but insufficient aggregates falling from meshes of the screen to be pressed into meshes of the screen, so that the screen is blocked; meanwhile, aggregates are concentrated on the same position of the screen, the pressure on the position of the screen is high, impact abrasion is easy to occur, and when the mixed aggregates concentrated on the part of the screen vibrate and screen materials, spreading out takes time, so that the efficiency of the screen materials is affected.
In order to solve the problems, the utility model adopts the following technical scheme: the utility model provides a regeneration concrete is refining feed mechanism for screening, includes screening case, locates the installation frame at screening case top and slides and locate the inside feeder hopper of installation frame, screening case internally mounted has the screen cloth, vibrating motor is installed to the screen cloth bottom, feeder hopper bottom both sides mirror image is equipped with two and is used for flattening the sparse flitch of screen cloth top surface aggregate.
The beneficial effects of the utility model are as follows: the feeding hopper fixedly arranged with the screening box is changed into a sliding feeding hopper, so that the mixed aggregate poured from the feeding hopper uniformly falls on the screen, and meanwhile, the mixed aggregate falling on the screen is spread by utilizing the material-thinning plate moving along with the feeding hopper, so that the efficiency of screening the screen is improved, the pressure on the same position of the screen is reduced, and impact abrasion of the mixed aggregate on the same position of the screen is avoided; the condition that part of aggregate is blocked in the meshes of the screen mesh due to the fact that the weight of mixed aggregate is large is avoided.
The utility model adopts the technical scheme that: the longitudinal length of the outlet at the bottom of the feed hopper is the same as that of the screen, and the front end and the rear end of the material-thinning plate are aligned with the front end and the rear end of the bottom of the feed hopper.
The beneficial effects of the improvement are as follows: the mixed aggregate poured from the feed hopper can cover the screen comprehensively, and the screening efficiency of the screen is improved.
As a further improvement of the present utility model, the technical problem to be solved is: how to avoid aggregate from directly impacting on the screen.
In order to solve the technical problems, the utility model further adopts the following technical scheme: two retarder plates are arranged in the top of the mounting frame in an up-down staggered mode.
The beneficial effects of the improvement are as follows: the speed of the mixed aggregate falling on the screen from the feed hopper is reduced, and the impact on the screen is avoided.
As a further improvement of the present utility model, the technical problem to be solved is: how to ensure that the top opening of the screening box is relatively closed, and prevent aggregates to be screened from entering the screening box from the top opening of the screening box instead of the feed hopper.
In order to solve the technical problems, the utility model further adopts the following technical scheme: the feeding hopper external fixation cover is equipped with the support seat, vertically be equipped with two rolling poles in the end about the installing frame, all overlap the baffle that is equipped with flexible material and make on two rolling poles, baffle and the left and right sides rigid coupling of support seat, two all overlap the wind spring that is equipped with mirror image installation on the rolling pole.
The beneficial effects of the improvement are as follows: when the feeder hopper moves, the baffle plate made of flexible materials covers the opening at the top of the screening box, mixed aggregate is prevented from entering the screening box from the position, meanwhile, the dust dispersion raised during screening is reduced to a certain extent, the baffle plate on one side is pulled away, and the baffle plate on the other side is gradually contracted under the action of the coil spring.
As a further improvement of the present utility model, the technical problem to be solved is: how to move with the hopper.
In order to solve the technical problems, the utility model further adopts the following technical scheme: the utility model discloses a screening box, including the installation frame, the screening box top is installed and is used for the driving piece that the feeder hopper slided, the driving piece is including horizontal rotation locating two lead screws in the installation frame front and back end, bearing seat front and back end threaded connection is on two lead screws, two the left end of lead screw all runs through the installation frame and fixedly cup joints the band pulley, two the band pulley overcoat is equipped with the belt, and one of them lead screw is driven by external driving motor, two the screw thread of lead screw revolves to the same, bearing seat front and back end top surface and bottom surface and the laminating of the bottom surface of installation frame and the top surface of screening box.
The beneficial effects of the improvement are as follows: starting driving motor drives one of them lead screw to rotate, and then drives another lead screw synchronous rotation through the cooperation of band pulley and belt, and then slide in the installing frame with the support seat outside the feeder hopper for the mixed aggregate who pours into from the feeder hopper evenly falls on the screen cloth, simultaneously at the in-process that the feeder hopper slided, installs the hydrophobic board in the feeder hopper bottom and carries out the dispersion to mixed aggregate and shakeout, has improved the efficiency of sieve material, and when the feeder hopper moved to the tip, control driving motor reversal, and then reverse the slipping of feeder hopper is carried through the lead screw reversal, realizes lasting feeding.
As a further improvement of the present utility model, the technical problem to be solved is: how to pour the classified fine aggregate from the classifying box.
In order to solve the technical problems, the utility model further adopts the following technical scheme: the bottom of the screening box is provided with a fine aggregate outlet, and the side face of the screening box is provided with a coarse aggregate outlet.
The beneficial effects of the improvement are as follows: and after the sieving is finished, the fine aggregate sieved by the sieve is poured out of the fine aggregate outlet, and the coarse aggregate on the sieve is poured out of the coarse aggregate outlet.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a view showing the positional relationship among the hopper, the stripper plate and the screen in the present utility model;
FIG. 3 is a view showing the internal structure of the feed hopper of the present utility model;
Fig. 4 is a structural view of a driving member in the present utility model.
The character labels in the figure are shown as 1, screening box; 2. a mounting frame; 3. a feed hopper; 4. a baffle; 5. a support bracket; 6. a winding rod; 7. a screen; 8. a vibration motor; 9. a material-thinning plate; 10. a slow running plate; 11. a screw rod; 12. a belt wheel; 13. a belt; 14. fine aggregate outlet; 15. and (5) a coarse aggregate outlet.
Detailed Description
In order that those skilled in the art may better understand the technical solutions of the present invention, the following detailed description of the present invention with reference to the accompanying drawings is provided for exemplary and explanatory purposes only and should not be construed as limiting the scope of the present invention.
Example 1:
As shown in figures 1-4, the refining feeding mechanism for recycling concrete screening comprises a screening box 1, a mounting frame 2 arranged at the top of the screening box 1 and a feeding hopper 3 slidably arranged in the mounting frame 2, wherein a screen 7 is arranged in the screening box 1, a vibrating motor 8 is arranged at the bottom of the screen 7, and two material thinning plates 9 for flattening aggregate on the top surface of the screen 7 are arranged at two side mirror images at the bottom end of the feeding hopper 3. The longitudinal length of the outlet at the bottom of the feed hopper 3 is the same as that of the screen 7, and the front and rear ends of the material-thinning plate 9 are aligned with the front and rear ends of the bottom of the feed hopper 3. Two retarder plates 10 are arranged in the top of the mounting frame 2 in a staggered manner up and down. The outer fixed cover of feeder hopper 3 is equipped with bearing bracket 5, and the installation frame 2 is left and right sides and is vertically equipped with two rolling poles 6 in the end, all overlaps on two rolling poles 6 and is equipped with baffle 4 that flexible material made, baffle 4 and the left and right sides rigid coupling of bearing bracket 5, all overlaps on two rolling poles 6 and is equipped with the wind spring of mirror image installation. The driving piece that is used for feeder hopper 3 to slide is installed at screening case 1 top, the driving piece is including transversely rotating two lead screws 11 of locating in the front and back end of installing frame 2, bearing bracket 5 front and back end threaded connection is on two lead screws 11, the left end of two lead screws 11 has all run through installing frame 2 and fixed band pulley 12 of having cup jointed, two band pulley 12 overcoat is equipped with belt 13, one of them lead screw 11 is driven by external driving motor, the screw thread of two lead screws 11 revolves to the same, bearing bracket 5 front and back end top surface and bottom surface and the laminating of the bottom surface of installing frame 2 and the top surface of screening case 1. The bottom of the screening box 1 is provided with a fine aggregate outlet 14, and the side face is provided with a coarse aggregate outlet 15.
The feeding hopper 3 fixedly arranged with the screening box 1 is changed into the sliding feeding hopper 3, so that the mixed aggregate poured from the feeding hopper 3 uniformly falls on the screen 7, and meanwhile, the mixed aggregate falling on the screen 7 is spread out by the aid of the material-thinning plate 9 moving along with the feeding hopper 3, so that the screening efficiency of the screen 7 is improved, the pressure on the same position of the screen 7 is reduced, and impact abrasion of the mixed aggregate on the same position of the screen 7 is avoided; the occurrence of the situation that part of the aggregate is blocked in the mesh of the screen 7 due to the large weight of the mixed aggregate is avoided. The mixed aggregate poured from the feed hopper 3 can cover the screen 7 more comprehensively, and the screening efficiency of the screen 7 is improved. The speed of the mixed aggregate falling on the screen 7 from the feed hopper 3 is reduced, and the impact on the screen 7 is avoided. When the feed hopper 3 moves, the baffle 4 made of flexible materials covers the top opening of the screening box 1, mixed aggregate is prevented from entering the screening box 1 from the top opening, meanwhile, dust dispersion raised during screening is reduced to a certain extent, the baffle 4 on one side is pulled away, and the baffle 4 on the other side is gradually contracted under the action of a coil spring in the process of moving the feed hopper 3. Starting driving motor drives one of them lead screw 11 to rotate, and then drives another lead screw 11 synchronous rotation through the cooperation of band pulley 12 and belt 13, and then slide in installing frame 2 with the outer supporting seat 5 of feeder hopper 3 for the mixed aggregate who pours into from feeder hopper 3 evenly falls on screen cloth 7, simultaneously at the in-process that feeder hopper 3 slided, installs the hydrophobic board 9 in feeder hopper 3 bottom and disperses the amortization to mixed aggregate, has improved the efficiency of sieve material, and when feeder hopper 3 moved to the tip, control driving motor is reversed, and then reverse slip of carrying feeder hopper 3 through lead screw 11 reversal, realizes lasting feeding. When the sieving is completed, the fine aggregate sieved off the sieve 7 is poured out from the fine aggregate outlet 14, and the coarse aggregate on the sieve 7 is poured out from the coarse aggregate outlet 15.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present utility model and its core ideas. The foregoing is merely illustrative of the preferred embodiments of the utility model, and it is noted that there is virtually no limit to the specific structure which may be imposed by those skilled in the art without departing from the spirit of the utility model, and that modifications, adaptations, or variations of the foregoing features may be combined in a suitable manner; such modifications, variations and combinations, or the direct application of the inventive concepts and aspects to other applications without modification, are contemplated as falling within the scope of the present utility model.
Claims (6)
1. A regeneration concrete screening is with refining feed mechanism which characterized in that: including screening case (1), locate installing frame (2) at screening case (1) top and slip locate the inside feeder hopper (3) of installing frame (2), screening case (1) internally mounted has screen cloth (7), vibrating motor (8) are installed to screen cloth (7) bottom, feeder hopper (3) bottom both sides mirror image is equipped with two and is used for flattening the sparse flitch (9) of screen cloth (7) top surface aggregate.
2. The recycled concrete screening refining feed mechanism of claim 1, wherein: the longitudinal length of the outlet at the bottom of the feed hopper (3) is the same as that of the screen (7), and the front end and the rear end of the material-thinning plate (9) are aligned with the front end and the rear end of the bottom of the feed hopper (3).
3. The refining feed mechanism for recycled concrete screening according to claim 2, wherein: two buffer plates (10) are arranged in the top of the mounting frame (2) in an up-down staggered way.
4. A recycled concrete screening refining feed mechanism according to claim 3, wherein: the utility model discloses a feeding hopper, including support seat (5), mounting frame (2), baffle (4) that flexible material was made are all overlapped to the vertical two rolling poles (6) that are equipped with in the end about feeder hopper (3) external fixation cover, baffle (4) and support seat (5) control side rigid coupling, two all overlap on rolling pole (6) and be equipped with the wind spring of mirror image installation.
5. The refining feed mechanism for recycled concrete screening according to claim 4, wherein: the utility model discloses a screening case, including screening case (1), including installation frame (2), support seat (5) front and back end screw thread connection is on two lead screws (11), two install frame (2) and fixed band pulley (12) of having cup jointed are all run through to the left end of lead screw (11), two band pulley (12) overcoat is equipped with belt (13), and one of them lead screw (11) is driven by external driving motor, two the screw thread of lead screw (11) revolves to the same, the front and back end top surface and the bottom surface of support seat (5) are laminated with the bottom surface of installation frame (2) and the top surface of screening case (1).
6. The recycled concrete screening refining feed mechanism of claim 1, wherein: the bottom of the screening box (1) is provided with a fine aggregate outlet (14), and the side face of the screening box is provided with a coarse aggregate outlet (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322345424.9U CN220969833U (en) | 2023-08-29 | 2023-08-29 | Refining feed mechanism for screening recycled concrete |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322345424.9U CN220969833U (en) | 2023-08-29 | 2023-08-29 | Refining feed mechanism for screening recycled concrete |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220969833U true CN220969833U (en) | 2024-05-17 |
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ID=91065315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322345424.9U Active CN220969833U (en) | 2023-08-29 | 2023-08-29 | Refining feed mechanism for screening recycled concrete |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220969833U (en) |
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2023
- 2023-08-29 CN CN202322345424.9U patent/CN220969833U/en active Active
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