CN216368345U - Breaker is used in recycled concrete preparation - Google Patents
Breaker is used in recycled concrete preparation Download PDFInfo
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- CN216368345U CN216368345U CN202123025393.6U CN202123025393U CN216368345U CN 216368345 U CN216368345 U CN 216368345U CN 202123025393 U CN202123025393 U CN 202123025393U CN 216368345 U CN216368345 U CN 216368345U
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Abstract
The utility model belongs to the technical field of concrete crushing, and particularly relates to a crushing device for recycled concrete preparation, which aims at solving the problems of large crushing pressure and large dust of a crushing roller in the background art. According to the utility model, the two hydraulic cylinders drive the pressing plate to move downwards, so that concrete on the bearing plate can be broken into smaller concrete blocks, the breaking pressure of the breaking roller is reduced, the service life of the breaking roller is prolonged, dust diffused out of the box body can be blown into the box body again by blowing air towards the direction of the feeding hole through the fan, the environment for breaking the concrete is improved, and the environmental pollution is reduced.
Description
Technical Field
The utility model relates to the technical field of concrete crushing, in particular to a crushing device for preparing recycled concrete.
Background
The regenerated concrete is prepared by crushing, cleaning and grading waste concrete blocks, mixing the crushed, cleaned and graded waste concrete blocks with a grading agent according to a certain proportion, partially or completely replacing natural aggregates (mainly coarse aggregates) such as sand stones and the like, and adding cement, water and the like. The recycled concrete can be combined into aggregates in the following cases: all aggregates are regenerated aggregates; the coarse aggregate is regenerated aggregate, and the fine aggregate is natural sand; the coarse aggregate is natural gravel or cobble, and the fine aggregate is regenerated aggregate; the reclaimed aggregate replaces part of the coarse aggregate or the fine aggregate.
Before the concrete was retrieved and is carried out the breakage, the volume of some concrete is great, and intensity is hard, if direct rotation through two crushing rollers comes the broken blade on the crushing roller of damage easily, reduces the life of crushing roller, and the concrete produces a large amount of dusts at feeding and broken in-process simultaneously, polluted environment.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides a crushing device for recycled concrete preparation.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a crushing device for preparing recycled concrete comprises a box body, wherein a pre-crushing mechanism is arranged in the box body, and the pre-crushing mechanism comprises a hydraulic oil cylinder fixedly connected to the outer wall of the top of the box body through a bolt, a pressing plate fixedly connected to a piston rod of the hydraulic oil cylinder, and wear-resistant pieces welded to the outer wall of the bottom of the pressing plate and distributed at equal intervals;
the outer wall of box one side is provided with dust fall mechanism, and dust fall mechanism including weld the traction plate on the outer wall of box one side, install installing frame on the inner wall of traction plate bottom, install the fan of symmetric distribution on the installing frame inner wall, weld the guard plate on the outer wall of traction plate top.
Preferably, the outer wall of one side of the box body is provided with a feeding hole, and the outer wall of the other side of the box body is provided with a discharging hole.
Preferably, the bottom of the inner wall of one side of the box body, which is close to the feed inlet, is welded with a bearing plate, and symmetrically distributed fixing frames are welded between the box body and the bearing plate.
Preferably, the inner wall of the box body is rotatably connected with adjacent crushing rollers, the outer wall of one end of one of the crushing rollers is connected with a servo motor through a coupler, the outer wall of the servo motor is fixedly connected to the outer wall of one side of the box body through a bolt, and a transmission assembly is installed between the outer walls of the other ends of the two crushing rollers.
Preferably, the top of the crushing roller is provided with an inclined plate, and the outer wall of one side of the inclined plate is welded on the inner wall of one side of the box body.
Preferably, the outer wall of the bottom of the box body is welded with symmetrically distributed supporting legs, and the outer wall of the bottom of each supporting leg is welded with a bottom plate.
The utility model has the beneficial effects that:
1. according to the crushing device for preparing recycled concrete, the pressing plate is driven to move downwards through the two hydraulic cylinders, so that concrete on the bearing plate can be scattered into smaller concrete blocks, the crushing pressure of the crushing roller is reduced, and the service life of the crushing roller is prolonged;
2. this breaker is used in recycled concrete preparation of design blows towards the direction of feed inlet through the fan, can blow in the box with the dust that spreads out outside the box again, has improved the broken environment of concrete, has reduced the pollution of environment.
Drawings
FIG. 1 is a front view of the overall structure of a crushing apparatus for recycled concrete preparation according to the present invention;
FIG. 2 is a schematic diagram of the internal structure of a box body of a crushing device for recycled concrete preparation according to the present invention;
fig. 3 is a schematic diagram of a pre-crushing mechanism of a crushing device for preparing recycled concrete according to the utility model.
In the figure: the device comprises a box body 1, a pre-crushing mechanism 2, a hydraulic oil cylinder 21, a pressing plate 22, a wear-resistant part 23, a dust-settling mechanism 3, a traction plate 31, a mounting frame 32, a fan 33, a protection plate 34, a feed inlet 4, a discharge outlet 5, a bearing plate 6, a fixed frame 7, a crushing roller 8, a servo motor 9, a transmission assembly 10, an inclined plate 11 and supporting legs 12.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
in order to increase the stability of the bearing plate 6, the bearing plate 6 is welded on the bottom of the inner wall of one side of the box body 1 close to the feed port 4, and symmetrically distributed fixing frames 7 are welded between the box body 1 and the bearing plate 6;
in order to realize the crushing of concrete, the inner wall of the box body 1 is rotatably connected with adjacent crushing rollers 8, the outer wall of one end of one crushing roller 8 is connected with a servo motor 9 through a coupler, the outer wall of the servo motor 9 is fixedly connected to the outer wall of one side of the box body 1 through bolts, and a transmission assembly 10 is arranged between the outer walls of the other ends of the two crushing rollers 8;
in order to enable the concrete to smoothly fall between the two crushing rollers 8, the top of each crushing roller 8 is provided with an inclined plate 11, and the outer wall of one side of each inclined plate 11 is welded on the inner wall of one side of the box body 1;
in order to improve the stability of the box body 1, the outer wall of the bottom of the box body 1 is welded with the supporting legs 12 which are symmetrically distributed, and the outer wall of the bottom of each supporting leg 12 is welded with a bottom plate.
1 inside pre-crushing mechanism 2 that is provided with of box, and pre-crushing mechanism 2 includes hydraulic cylinder 21, clamp plate 22, wearing parts 23, clamp plate 22 fixed connection is on hydraulic cylinder 21's piston rod, wearing parts 23 that the equidistance distributes weld on clamp plate 22's bottom outer wall, drive clamp plate 22 downstream through two hydraulic cylinder 21, can break up into less concrete piece with the concrete on the bearing plate 6, the broken pressure of crushing roller 8 has been alleviateed, crushing roller 8's life has been improved.
the outer wall of 1 one side of box is provided with dust fall mechanism 3, and dust fall mechanism 3 includes the traction plate 31, the installing frame 32, fan 33, guard plate 34, the installing frame 32 is installed on the bottom inner wall of traction plate 31, the fan 33 of symmetric distribution is installed on the inner wall of installing frame 32, guard plate 34 welds on the top outer wall of traction plate 31, blow towards the direction of feed inlet 4 through fan 33, can blow in box 1 again with the outer dust of diffusion out box 1 in, the broken environment of concrete has been improved, the pollution of environment has been reduced.
The working principle is as follows: the concrete to be crushed can enter the bearing plate 6 in the box body 1 through the feeding hole 4, the concrete can be scattered into concrete blocks with small volume in the process that the hydraulic oil cylinder 21 drives the pressing plate 22 to move downwards, the concrete blocks can fall on the inclined plate 11 and slide on the crushing rollers 8 through the inclined plate 11, the two crushing rollers 8 are driven to rotate under the rotation of the servo motor 9, the concrete is crushed, the crushed concrete can fall out of the box body 1 along the discharging hole 5, a large amount of dust is generated in the feeding and crushing processes of the concrete, the air is blown towards the feeding hole 4 through the fan 33, and the dust scattered out of the box body 1 can be blown into the box body 1 again.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (6)
1. The crushing device for preparing recycled concrete comprises a box body (1), and is characterized in that a pre-crushing mechanism (2) is arranged in the box body (1), and the pre-crushing mechanism (2) comprises a hydraulic oil cylinder (21) fixedly connected to the outer wall of the top of the box body (1) through a bolt, a pressing plate (22) fixedly connected to a piston rod of the hydraulic oil cylinder (21), and wear-resistant pieces (23) welded to the outer wall of the bottom of the pressing plate (22) and distributed at equal intervals;
the dust suppression device is characterized in that a dust suppression mechanism (3) is arranged on the outer wall of one side of the box body (1), and the dust suppression mechanism (3) comprises a traction plate (31) welded on the outer wall of one side of the box body (1), a mounting frame (32) installed on the inner wall of the bottom of the traction plate (31), symmetrically distributed fans (33) installed on the inner wall of the mounting frame (32) and a protection plate (34) welded on the outer wall of the top of the traction plate (31).
2. The crushing device for recycled concrete preparation according to claim 1, wherein the outer wall of one side of the box body (1) is provided with a feeding hole (4), and the outer wall of the other side of the box body (1) is provided with a discharging hole (5).
3. The crushing device for recycled concrete preparation according to claim 1, wherein a bearing plate (6) is welded on the bottom of the inner wall of one side of the box body (1) close to the feeding port (4), and symmetrically distributed fixing frames (7) are welded between the box body (1) and the bearing plate (6).
4. The crushing device for recycled concrete preparation according to claim 1, wherein the inner wall of the box body (1) is rotatably connected with adjacent crushing rollers (8), the outer wall of one end of one crushing roller (8) is connected with a servo motor (9) through a coupling, the outer wall of the servo motor (9) is fixedly connected with the outer wall of one side of the box body (1) through bolts, and a transmission assembly (10) is arranged between the outer walls of the other ends of the two crushing rollers (8).
5. A crushing plant for recycled concrete preparation according to claim 4, characterized in that the top of the crushing roller (8) is provided with an inclined plate (11), and the outer wall of one side of the inclined plate (11) is welded to the inner wall of one side of the box body (1).
6. Crushing device for recycled concrete preparation according to claim 1, characterized in that the outer wall of the bottom of the box (1) is welded with symmetrically distributed support legs (12) and the outer wall of the bottom of the support legs (12) is welded with a bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123025393.6U CN216368345U (en) | 2021-12-06 | 2021-12-06 | Breaker is used in recycled concrete preparation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123025393.6U CN216368345U (en) | 2021-12-06 | 2021-12-06 | Breaker is used in recycled concrete preparation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216368345U true CN216368345U (en) | 2022-04-26 |
Family
ID=81221173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123025393.6U Active CN216368345U (en) | 2021-12-06 | 2021-12-06 | Breaker is used in recycled concrete preparation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216368345U (en) |
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2021
- 2021-12-06 CN CN202123025393.6U patent/CN216368345U/en active Active
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