CN214299903U - Aggregate reducing mechanism is used in recycled concrete production - Google Patents
Aggregate reducing mechanism is used in recycled concrete production Download PDFInfo
- Publication number
- CN214299903U CN214299903U CN202022359106.4U CN202022359106U CN214299903U CN 214299903 U CN214299903 U CN 214299903U CN 202022359106 U CN202022359106 U CN 202022359106U CN 214299903 U CN214299903 U CN 214299903U
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- China
- Prior art keywords
- crushing
- screen
- box
- crushing box
- crusher
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- Expired - Fee Related
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 11
- 239000000463 material Substances 0.000 claims abstract description 37
- 238000012216 screening Methods 0.000 claims abstract description 24
- 230000005540 biological transmission Effects 0.000 claims abstract description 21
- 238000005096 rolling process Methods 0.000 claims description 17
- 239000004744 fabric Substances 0.000 abstract description 6
- 239000002131 composite material Substances 0.000 description 6
- 238000010276 construction Methods 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011456 concrete brick Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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- Crushing And Grinding (AREA)
- Disintegrating Or Milling (AREA)
Abstract
The utility model discloses an aggregate crushing device for recycled concrete production, which comprises a crushing box with an opening on the front side, a crusher and a screening multiple crushing mechanism, wherein the crusher is arranged on the top of the crushing box, the output end of the crusher runs through the top of the crushing box and extends into the crushing box, and the screening multiple crushing mechanism for screening concrete is arranged in the crushing box right below the crusher; the screening and multiple-crushing mechanism comprises a screen, a driving motor, a reciprocating screw, a ball nut, a transmission rope and a material elevator, wherein one end of the screen is hinged to the inner box wall of the crushing box through a hinge. The utility model discloses the reciprocal shake of screen cloth has improved the screening efficiency to the concrete crushed aggregates, and the screen cloth striking is on the fore shaft simultaneously for the concrete crushed aggregates of card in the screen cloth mesh is shaken out, prevents that the screen cloth from taking place to block up, carries out the regrinding to unqualified concrete crushed aggregates, has improved concrete crushing efficiency, carries out abundant smashing to the concrete crushed aggregates.
Description
Technical Field
The utility model relates to a recycled concrete produces technical field, especially relates to a recycled concrete produces and uses aggregate reducing mechanism.
Background
At present, the construction waste is mainly recycled by using concrete in the construction waste to make recycled aggregate, and concrete bricks are produced and used for roadbed, foundation cushion layer, non-structural member and other parts with low compressive strength, so that the using amount is small, and the application range is narrow. The produced recycled aggregate is basically prepared by crushing and screening concrete in construction waste, but when the concrete is crushed and screened by the conventional crushing device, the concrete cannot be sufficiently crushed, the crushed concrete is easy to have different sizes, and the screen is easy to block, so that the crushing efficiency of the concrete is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving among the prior art reducing mechanism when smashing the sieve to these concrete, can't carry out abundant crushing to the concrete, the condition of not uniform size appears easily in the concrete after smashing, and the screen cloth still takes place to block up easily moreover, has reduced the problem that the efficiency was smashed to the concrete, and the aggregate reducing mechanism is used in recycled concrete production that proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an aggregate crushing device for recycled concrete production comprises a crushing box with an opening in the front, a crusher and a screening multiple crushing mechanism, wherein the crusher is installed at the top of the crushing box, the output end of the crusher penetrates through the top of the crushing box and extends into the crushing box, and the screening multiple crushing mechanism for screening concrete is installed in the crushing box right below the crusher;
the screening and multi-crushing mechanism comprises a screen, a driving motor, a reciprocating screw, a ball nut, a transmission rope and a material elevator, wherein one end of the screen is hinged on the inner box wall of a crushing box through a hinge, a screen opening is formed in the position, corresponding to the screen, of the end, far away from the hinge, of the crushing box, one end, far away from the hinge, of the screen penetrates through the screen opening and extends out of the crushing box, the material elevator is connected to the outer box wall of the crushing box under the discharge end of the screen, a feed inlet of the material elevator is arranged under the discharge end of the screen, a discharge outlet of the material elevator is arranged over the crusher, the driving motor is fixedly connected to the top of the inner box of the crushing box, one end of the reciprocating screw is connected with the output end of the driving motor through a coupler, the ball nut is mounted on the reciprocating screw, and the annular side wall, far away from the crusher, of the ball nut is connected with the inner box wall of the crushing box through a limiting component, one end of the transmission rope is fixedly connected to the annular side wall, close to the pulverizer, of the ball nut, and the other end of the transmission rope is fixedly connected to the upper end of the screen.
Further, spacing subassembly includes the stopper, stopper fixed connection is on ball nut's annular lateral wall, the spacing groove has been seted up along vertical direction to the position that corresponds the stopper along vertical direction on the inner tank wall of crushing case, stopper sliding connection is in the spacing groove.
Furthermore, a rolling groove is formed in one end, far away from the ball nut, of the limiting block, rolling balls are arranged in the rolling groove, the balls penetrate through notches of the rolling groove, and the balls are connected to the bottom of the limiting groove in a rolling mode.
Furthermore, the inner box bottom of the crushing box is connected with a material bearing box with an opening at the upper end.
Further, the lower end of the screen opening is fixedly connected with a semi-cylindrical rubber pad, and the rubber pad is arranged at the lower end of the screen.
Further, a box door is installed at a box opening of the crushing box.
Compared with the prior art, the utility model discloses possess following beneficial effect:
1. through arranging a screening multi-crushing mechanism, concrete is put into a crusher to be crushed, a driving motor and a material lifting machine are started simultaneously, the driving motor drives a reciprocating screw to rotate, after the concrete is limited by a limiting component, a ball nut moves on the reciprocating screw in a reciprocating vertical direction, when the reciprocating screw is driven by a transmission rope, a screen is pulled to rotate up and down by taking a hinge as a center, when the transmission rope is pulled upwards, the screen moves upwards by taking the hinge as the center, when the transmission rope moves downwards, the screen collides on a screen opening under the action of gravity, crushed concrete falls on the screen after being crushed by the crusher, the crushed concrete with composite size standard passes through the screen, the crushed concrete which does not accord with the size standard falls into the material lifting machine through the screen opening, the screen vibrates in a reciprocating mode, the screening efficiency of the crushed concrete is improved, and simultaneously the screen collides on the screen opening, so that the crushed concrete blocked in the meshes of the screen is shaken out, the screen mesh is prevented from being blocked, the crushed concrete entering the material lifter is conveyed above the crusher and falls into the crusher to be crushed for the second time until the crushed concrete is screened by the composite screen mesh, the concrete crushing efficiency is improved, and the crushed concrete is crushed fully.
The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model provides high to the screening efficiency of concrete crushed aggregates, carry out abundant smashing to the concrete crushed aggregates, prevent that the screen cloth from taking place to block up simultaneously.
Drawings
FIG. 1 is a schematic structural view of an aggregate crushing device for recycled concrete production according to the present invention;
fig. 2 is an enlarged view of a portion a in fig. 1.
In the figure: 1. a crushing box; 2. a pulverizer; 3. screening a screen; 4. a drive motor; 5. a reciprocating screw; 6. a ball nut; 7. a drive rope; 8. a material elevator; 9. a screen port; 10. a limiting block; 11. a limiting groove; 12. a rolling groove; 13. a ball bearing; 14. a material bearing box; 15. a rubber pad; 16. and (4) a box door.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-2, an aggregate crushing device for recycled concrete production comprises a crushing box 1 with an opening on the front surface, a crusher 2 and a screening multiple crushing mechanism, wherein the crusher 2 is installed on the box top of the crushing box 1, the output end of the crusher 2 penetrates through the box top of the crushing box 1 and extends into the crushing box 1, and the screening multiple crushing mechanism for screening concrete is installed in the crushing box 1 right below the crusher 2;
the screening and multi-crushing mechanism comprises a screen 3, a driving motor 4, a reciprocating screw 5, a ball nut 6, a transmission rope 7 and a material elevator 8, one end of the screen 3 is hinged on the inner box wall of a crushing box 1 through a hinge, one end of the crushing box 1, which is far away from the hinge, is provided with a screen opening 9 corresponding to the position of the screen 3, one end of the screen 3, which is far away from the hinge, passes through the screen opening 9 and extends out of the crushing box 1, the material elevator 8 is connected on the outer box wall of the crushing box 1, which is positioned right below the discharging end of the screen 3, a feeding port of the material elevator 8 is arranged right below the discharging end of the screen 3, a discharging port of the material elevator 8 is arranged right above a crusher 2, the driving motor 4 is fixedly connected on the top of the inner box of the crushing box 1, one end of the reciprocating screw 5 is connected with the output end of the driving motor 4 through a coupler, and the ball nut 6 is arranged on the reciprocating screw 5, the annular side wall, far away from the pulverizer 2, of the ball nut 6 is connected with the inner box wall of the pulverizing box 1 through a limiting component, one end of a transmission rope 7 is fixedly connected to the annular side wall, close to the pulverizer 2, of the ball nut 6, and the other end of the transmission rope 7 is fixedly connected to the upper end of the screen 3;
the concrete is put into a crusher 2 for crushing, a driving motor 4 and a material elevator 8 are started simultaneously, the driving motor 4 drives a reciprocating screw 5 to rotate, after the reciprocating screw 5 is limited by a limiting component, a ball nut 6 moves on the reciprocating screw 5 in a reciprocating vertical direction, the screen 3 is pulled to rotate up and down by taking a hinge as a center through the transmission of a transmission rope 7, when the transmission rope 7 is pulled upwards, the screen 3 moves upwards by taking the hinge as the center, when the transmission rope 7 moves downwards, the screen 3 impacts a screen opening 9 under the action of gravity, crushed concrete of the crusher 2 falls on the screen 3, crushed concrete with a composite size standard passes through the screen 3, crushed concrete which does not accord with the size standard falls into the material elevator 8 through the screen opening 9, the screen 3 shakes in a reciprocating manner, the screening efficiency of the crushed concrete is improved, and the screen 3 impacts the screen opening 9 at the same time, the crushed concrete materials clamped in the meshes of the screen 3 are shaken out to prevent the screen 3 from being blocked, the crushed concrete materials entering the material elevator 8 are conveyed above the crusher 2 and fall into the crusher 2 for secondary crushing until the crushed concrete materials are screened by the composite screen 3, the concrete crushing efficiency is improved, and the crushed concrete materials are sufficiently crushed.
In this example, spacing subassembly includes stopper 10, stopper 10 fixed connection is on ball nut 6's annular lateral wall, and spacing groove 11 has been seted up along vertical direction to the position that corresponds stopper 10 along vertical direction on crushing case 1's the inner tank wall, and stopper 10 sliding connection is in spacing groove 11, because stopper 10 can only slide in spacing groove 11 to carry on spacingly to ball nut 6's direction of motion, make ball nut 6 only can be the motion of vertical direction.
In this example, rolling groove 12 has been seted up to the one end that stopper 10 kept away from ball nut 6, is equipped with rolling ball 13 in the rolling groove 12, and ball 13 passes the notch setting of rolling groove 12, and ball 13 roll connection is at the tank bottom of spacing groove 11, and stopper 10 drives ball 13 and rolls at the tank bottom of spacing groove 11 when moving in spacing groove 11, reduces the frictional resistance when stopper 10 moves in spacing groove 11.
In this example, the inner bottom of the crushing box 1 is connected with a material bearing box 14 with an opening at the upper end, and the crushed concrete materials screened by the screen 3 are received through the material bearing box 14.
In this example, a semi-cylindrical rubber pad 15 is fixedly attached to the lower end of the screen port 9, and the rubber pad 15 is disposed at the lower end of the screen mesh 3.
In this example, the box door 16 is installed at the box opening of the crushing box 1, and the box door 16 is closed during crushing, so that dust generated during crushing concrete is prevented from flying in a mess and causing injury to human bodies.
In the utility model, the concrete is thrown into the crusher 2 to be crushed, the driving motor 4 and the material elevator 8 are simultaneously started, the driving motor 4 drives the reciprocating screw 5 to rotate, after the limit of the limiting component, the ball nut 6 moves on the reciprocating screw 5 in the reciprocating vertical direction, when the transmission of the transmission rope 7 is carried out, the screen 3 is pulled to rotate up and down by taking the hinge as the center, when the transmission rope 7 is pulled upwards, the screen 3 moves upwards by taking the hinge as the center, when the transmission rope 7 moves downwards, the screen 3 impacts on the sieve opening 9 under the action of gravity, the crushed concrete of the crusher 2 falls on the screen 3, the crushed concrete of the composite size standard passes through the screen 3, the crushed concrete which does not accord with the size standard falls into the material elevator 8 through the sieve opening 9, the screen 3 shakes in a reciprocating manner, the screening efficiency of the crushed concrete is improved, and the screen 3 impacts on the sieve opening 9, the crushed concrete materials clamped in the meshes of the screen 3 are shaken out to prevent the screen 3 from being blocked, the crushed concrete materials entering the material elevator 8 are conveyed above the crusher 2 and fall into the crusher 2 for secondary crushing until the crushed concrete materials are screened by the composite screen 3, the concrete crushing efficiency is improved, and the crushed concrete materials are sufficiently crushed.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. The aggregate crushing device for producing recycled concrete comprises a crushing box with an opening on the front surface, a crusher and a screening multiple crushing mechanism, and is characterized in that the crusher is mounted at the top of the crushing box, the output end of the crusher penetrates through the top of the crushing box and extends into the crushing box, and the screening multiple crushing mechanism for screening concrete is mounted in the crushing box right below the crusher;
the screening and multi-crushing mechanism comprises a screen, a driving motor, a reciprocating screw, a ball nut, a transmission rope and a material elevator, wherein one end of the screen is hinged on the inner box wall of a crushing box through a hinge, a screen opening is formed in the position, corresponding to the screen, of the end, far away from the hinge, of the crushing box, one end, far away from the hinge, of the screen penetrates through the screen opening and extends out of the crushing box, the material elevator is connected to the outer box wall of the crushing box under the discharge end of the screen, a feed inlet of the material elevator is arranged under the discharge end of the screen, a discharge outlet of the material elevator is arranged over the crusher, the driving motor is fixedly connected to the top of the inner box of the crushing box, one end of the reciprocating screw is connected with the output end of the driving motor through a coupler, the ball nut is mounted on the reciprocating screw, and the annular side wall, far away from the crusher, of the ball nut is connected with the inner box wall of the crushing box through a limiting component, one end of the transmission rope is fixedly connected to the annular side wall, close to the pulverizer, of the ball nut, and the other end of the transmission rope is fixedly connected to the upper end of the screen;
the lower end of the screen opening is fixedly connected with a semi-cylindrical rubber pad, and the rubber pad is arranged at the lower end of the screen.
2. The aggregate crushing device for recycled concrete production of claim 1, wherein the limiting component comprises a limiting block, the limiting block is fixedly connected to the annular side wall of the ball nut, a limiting groove is formed in the inner box wall of the crushing box in the vertical direction at a position corresponding to the limiting block in the vertical direction, and the limiting block is slidably connected to the limiting groove.
3. The aggregate crushing device for recycled concrete production as recited in claim 2, wherein a rolling groove is formed in one end, away from the ball nut, of the limiting block, a rolling ball is arranged in the rolling groove, the rolling ball penetrates through a notch of the rolling groove, and the rolling ball is connected to the bottom of the limiting groove in a rolling manner.
4. The aggregate crushing device for recycled concrete production as recited in claim 1, wherein a material-bearing box with an open upper end is connected to the inner box bottom of the crushing box.
5. The aggregate crushing device for recycled concrete production as recited in claim 1, wherein a box door is installed at a box opening of the crushing box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022359106.4U CN214299903U (en) | 2020-10-21 | 2020-10-21 | Aggregate reducing mechanism is used in recycled concrete production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022359106.4U CN214299903U (en) | 2020-10-21 | 2020-10-21 | Aggregate reducing mechanism is used in recycled concrete production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214299903U true CN214299903U (en) | 2021-09-28 |
Family
ID=77840846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022359106.4U Expired - Fee Related CN214299903U (en) | 2020-10-21 | 2020-10-21 | Aggregate reducing mechanism is used in recycled concrete production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214299903U (en) |
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2020
- 2020-10-21 CN CN202022359106.4U patent/CN214299903U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210928 |