CN214076917U

CN214076917U - Concrete crushing and recycling device

Info

Publication number: CN214076917U
Application number: CN202022669249.5U
Authority: CN
Inventors: 凌林
Original assignee: Shanghai Qunbao Building Materials Co ltd
Current assignee: Shanghai Qunbao Building Materials Co ltd
Priority date: 2020-11-17
Filing date: 2020-11-17
Publication date: 2021-08-31
Anticipated expiration: 2030-11-17

Abstract

The application relates to the field of concrete crushing and recycling, in particular to a concrete crushing and recycling device which comprises a crushing barrel and a feeding machine, wherein the feeding machine is arranged on one side of the crushing barrel and comprises a rack and a conveying belt, the conveying belt is sleeved on the rack, and one end, far away from a feeding starting end, of the conveying belt is positioned above a feeding hopper; a dust cover is covered above the crushing barrel and hinged with the edge of the upper surface of the crushing barrel, and one end of the conveyor belt, which is far away from the feeding starting end, extends into the dust cover; at the kibbling in-process of concrete, the conveyer belt transports the concrete from the feeding initiating terminal and puts in to crushing barrel, and at the shredding process of concrete, the dust cover covers most dust cage inside dust cover self, therefore this dust cover has reduced the dust that the concrete is smashed in-process and has raised the air, and then has reached the effect that reduces the healthy influence of constructor.

Description

Concrete crushing and recycling device

Technical Field

The application relates to the field of concrete crushing and recycling, in particular to a concrete crushing and recycling device.

Background

During the process of building demolition, a large amount of waste concrete is generated, and the waste concrete can be recycled after being crushed.

The common concrete crushing and recycling device in the market comprises a crushing barrel and a feeding machine, wherein the upper surface of the crushing barrel is fixedly communicated with a feeding hopper, two mutually meshed crushing rollers are rotatably connected inside the crushing barrel, and a discharge hole is formed in the bottom surface of the crushing barrel; the feeding machine is arranged on one side of the crushing barrel and comprises a rack and a conveying belt, the conveying belt is sleeved on the rack, and one end, far away from the feeding starting end, of the conveying belt is positioned above the feeding hopper; when needs smash the concrete, the conveyer belt transports the concrete to feed hopper's top from the feeding initiating terminal, and in the conveyer belt was put in the concrete and is got into feed hopper afterwards, crushing roller can carry out shredding to the concrete this moment, and the discharge gate discharge is retrieved to the concrete through shredding.

In view of the above-mentioned related technologies, the applicant believes that dust generated during the crushing process of concrete may be raised into the air, thereby affecting the health of constructors.

SUMMERY OF THE UTILITY MODEL

In order to reduce the dust in the concrete crushing in-process lifts the air, and then reduce the influence healthy to the constructor, this application provides a concrete crushing recovery unit.

The application provides a concrete crushing recovery unit adopts following technical scheme:

a concrete crushing and recycling device comprises a crushing barrel and a feeding machine, wherein the upper surface of the crushing barrel is fixedly communicated with a feeding hopper, two mutually meshed crushing rollers are rotatably connected inside the crushing barrel, and a discharge hole is formed in the bottom surface of the crushing barrel; the feeding machine is arranged on one side of the crushing barrel and comprises a rack and a conveying belt, the conveying belt is sleeved on the rack, and one end, far away from the feeding starting end, of the conveying belt is located above the feeding hopper; the crushing barrel is provided with a feeding starting end, the feeding starting end is arranged on the conveying belt, the dust cover is arranged on the crushing barrel, the opening of the dust cover faces the crushing barrel, the bottom surface of the dust cover is attached to the upper surface of the crushing barrel, the dust cover is hinged to the edge of the upper surface of the crushing barrel, and one end, far away from the feeding starting end, of the conveying belt extends into the dust cover.

By adopting the technical scheme, in the concrete crushing process, the conveyor belt conveys the concrete to the upper part of the feeding hopper from the feeding starting end, then the conveyor belt puts the concrete into the feeding hopper, the crushing roller can crush the concrete at the moment, and the crushed concrete is discharged from the discharge port and recovered; in the crushing processing process of concrete, the dust cover covers most dust inside the dust cover itself, so this dust cover has reduced the dust that raises in the air among the concrete crushing process, and then has reached the effect that reduces the healthy influence of constructor.

Optionally, the inner top surface of the dust cover and the outer upper surface of the dust cover facing away from the crushing barrel are both arc-shaped surfaces, and the concave surface of the arc-shaped surface faces the crushing barrel.

Through adopting above-mentioned technical scheme, the top of dust cover is arched design and has not only increased the inner space of dust cover, has reached the effect that increases dust cover structural strength simultaneously.

Optionally, the dust cover has seted up the feed inlet towards the lateral wall of feeder, and the conveyer belt is kept away from the part of feeding initiating terminal and is passed the feed inlet and enter into inside the dust cover, and feed inlet top surface fixedly connected with dust curtain.

Through adopting above-mentioned technical scheme, at the kibbling in-process of concrete, the conveyer belt can transport the concrete through the feed inlet and get into the dust cover, and meanwhile the dust curtain has reached the effect that further reduces the interior dust diffusion of dust cover to the external environment.

Optionally, the inner wall of the feed inlet opposite to the crushing barrel is an arc-shaped surface, and a concave surface of the arc-shaped surface faces the crushing barrel.

Through adopting above-mentioned technical scheme, because the concrete actually transports the in-process on the conveyer belt, the pile up height that is close to the concrete of conveyer belt central line can be higher than the pile up height that is close to the concrete of conveyer belt both sides edge, therefore the design of arcwall face accords with the pile up state of concrete on the conveyer belt, and this arcwall face has reached the effect that reduces concrete and dust cover probability of colliding with under the circumstances that keeps the concrete transportation volume.

Optionally, a clamping groove is formed in the surface, facing the dust cover, of the crushing barrel, the extending direction of the clamping groove is perpendicular to the direction of a hinge line of the dust cover, a clamping block is fixedly connected to the position, opposite to the clamping groove, of the bottom surface of the dust cover, and the clamping groove is in clamping fit with the clamping block.

Through adopting above-mentioned technical scheme, rotate the in-process for the closed condition by the open condition as the dust cover, the accuracy when the cooperation of joint groove and joint piece helps increasing the dust cover and closes, when the dust cover is in operating condition, the cooperation of joint groove and joint piece helps reducing the dust cover and for the rocking of crushing barrel, consequently this design has reached the effect that increases dust cover accuracy and job stabilization nature that opens and shuts.

Optionally, the clamping groove penetrates through the side walls of the crushing barrel, which are opposite to each other, along the extending direction of the clamping groove.

Through adopting above-mentioned technical scheme, the joint groove all has the opening on the lateral wall of crushing barrel and the surface of crushing barrel, and the laying dust dead angle in joint groove becomes few, and when operating personnel cleaned the inside in joint groove, the many openings in joint groove helped operating personnel easier and more thorough to wash the laying dust in joint groove, to sum up this design has reached and has reduced joint groove clearance difficulty degree and then has helped the convenient effect in clearance joint groove of operating personnel.

Optionally, the clamping block is provided with a first through hole in the direction of the side wall of the clamping groove, the outer wall of the crushing barrel is provided with a second through hole in the direction of the position of the first through hole, the second through hole is communicated with the first through hole, and the first through hole and the second through hole are fixedly inserted with a same positioning rod.

Through adopting above-mentioned technical scheme, after joint piece and the mutual joint in joint groove, the design that the locating lever was inserted and is located in first through-hole and the second through-hole helps increasing the connection compactness in joint piece and joint groove, and then has reached the effect that increases crushing section of thick bamboo and dust cover connection stability.

Optionally, the one end fixedly connected with of first through-hole is kept away from to the locating lever connects the rope, connects the one end fixed connection that the rope deviates from the locating lever at the outer wall of crushing barrel.

Through adopting above-mentioned technical scheme, when operating personnel opened the dust cover and overhauld crushing barrel, the locating lever can be in the state of extracting, and the design of connecting the rope this moment has reached the effect that reduces the locating lever and loses.

Optionally, the first through hole and the second through hole are both obliquely arranged, the first through hole is gradually inclined downwards along a position close to the center of the crushing barrel, and the second through hole is also gradually inclined downwards along a position close to the center of the crushing barrel.

Through adopting above-mentioned technical scheme, when the locating lever is inserted and is located in first through-hole and second through-hole, because first through-hole and second through-hole are the slope setting, consequently the locating lever can be more stable insert under the action of gravity of self locate inside first through-hole and the second through-hole, and then reached the effect that increases stopper and spacing groove laminating compactness.

In summary, the present application includes at least one of the following beneficial technical effects:

1. by designing the concrete crushing and recycling device, the concrete crushing and recycling device comprises a crushing barrel and a feeding machine, wherein the feeding machine comprises a rack and a conveying belt, a dust cover is covered above the crushing barrel, and one end of the feeding machine, which is far away from a feeding starting end, extends into the dust cover; in the concrete crushing process, most dust is covered in the dust cover by the dust cover, so that dust in the air raised in the concrete crushing process is reduced, and the effect of reducing the influence on the health of constructors is further achieved;

2. the inner top surface of the dust cover and the outer upper surface of the dust cover, which is far away from the crushing barrel, are both arranged to be arc-shaped surfaces, so that the inner space of the dust cover is increased, and the effect of increasing the structural strength of the dust cover is achieved;

3. a clamping groove is formed in the surface, facing the dust cover, of the crushing barrel, a clamping block is fixedly connected to the position, right opposite to the clamping groove, of the bottom surface of the dust cover, and the clamping groove is in clamping fit with the clamping block; when the dust cover was in operating condition, the cooperation of joint groove and joint piece had reached the effect that increases dust cover accuracy nature and job stabilization nature of opening and shutting.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a partial schematic view of the concealed feeder and the dust curtain.

Figure 3 is a cross-sectional view intended to show the manner in which the dust cover is connected to the grinding cylinder.

Description of reference numerals: 1. a milling drum; 11. a feed hopper; 12. a crushing roller; 13. a clamping groove; 131. a second through hole; 14. a discharge port; 2. a feeding machine; 21. a frame; 22. a conveyor belt; 3. a dust cover; 31. a feed inlet; 32. a dust curtain; 33. a clamping block; 331. a first through hole; 4. positioning a rod; 41. and connecting ropes.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses concrete recovery unit that smashes.

Referring to fig. 1 and 2, a concrete crushing and recycling device comprises a crushing cylinder 1, a feeder 2 and a dust cover 3 with a lower opening, wherein the feeder 2 is arranged on one side of the crushing cylinder 1, the dust cover 3 is hinged to the upper surface of the crushing cylinder 1, and one end of the feeder 2, which is far away from a feeding starting end, extends into the dust cover 3; when carrying out the smashing of concrete, feeder 2 can carry the concrete to the dust cover 3 of smashing a 1 top in, dust cover 3 can topple over and smash the dust that the in-process produced to the concrete this moment and block, and then reduce the diffusion of this dust in the air.

Referring to fig. 1 and 2, a feeding funnel 11 is fixedly communicated with the central position of the upper surface of a crushing cylinder 1, two mutually meshed crushing rollers 12 are rotatably connected inside the crushing cylinder 1, and a discharge hole 14 is formed in the bottom surface of the crushing cylinder 1; the feeder 2 comprises a frame 21 and a conveyor belt 22, the frame 21 is placed on the ground, the conveyor belt 22 is sleeved on the frame 21, the advancing direction of the upper surface of the conveyor belt 22 is the feeding direction, and one end, far away from the feeding starting end, of the conveyor belt 22 is located above the feeding hopper 11; when the concrete needs to be crushed, the concrete is placed at the feeding starting end of the conveyor belt 22, at this time, the conveyor belt 22 can convey the concrete to the upper side of the feeding funnel 11 from the feeding starting end, when the concrete reaches the upper side of the feeding funnel 11, the concrete can be scattered to enter the crushing cylinder 1 due to the movement of the conveyor belt 22, the crushing roller 12 in the crushing cylinder 1 can crush the concrete at this time, and the crushed concrete can be discharged from the discharge port 14 to be recycled.

Referring to fig. 1 and 2, the inner top surface of the dust cover 3 and the outer upper surface of the dust cover 3 are both arc-shaped surfaces, the concave surfaces of the arc-shaped surfaces face the inner side of the dust cover 3 to contribute to the structural stability of the dust cover 3, the dust cover 3 is hinged with the upper surface of the crushing barrel 1, the hinge axis is horizontally arranged and is located at the position of the edge of the upper surface of the crushing barrel 1 far away from the feeding starting end, and the hinge axis is perpendicular to the feeding direction; a feed inlet 31 for feeding is formed in one side, facing the feeder, of the dust cover 3, the conveyor belt 22 extends into the dust cover 3 from the outside of the dust cover 3 through the feed inlet 31, the top surface of the inner wall of the feed inlet 31 is an arc-shaped surface, the concave surface of the arc-shaped surface faces one side of the conveyor belt 22 to facilitate conveying of concrete, the feed inlet 31 extends to the lower bottom surface of the dust cover 3 along a direction deviating from the top of the dust cover 3 to facilitate opening of the dust cover 3, a dust curtain 32 made of soft materials is fixedly connected to the top of the inner wall of the feed inlet 31, and the dust curtain 32 naturally droops to the upper surface of the conveyor belt 22; when the concrete on the conveyor belt 22 passes through the feed inlet 31, the concrete can push the dust curtain 32 open and enter the dust cover 3, and at the moment, the dust curtain 32 can block dust in the dust cover 3 to a certain extent under the condition that the concrete transportation is not influenced as much as possible; when needing to overhaul crushing barrel 1, operating personnel is through applying effort to dust cover 3 so that dust cover 3 rotates around crushing barrel 1 upper surface along self articulated axis, and when dust cover 3 rotated, the conveyer belt 22 can be kept away from gradually at the top of dust curtain 32 and feed inlet 31, and the feed hopper 11 of crushing barrel 1 can be gradually exposed outside in order to make things convenient for operating personnel to overhaul.

Referring to fig. 1 and 2, the position of the upper surface of the grinding cylinder 1, which is close to the edge, is horizontally provided with two clamping grooves 13, the two clamping grooves 13 are parallel to each other, the extending directions of the two clamping grooves 13 are both perpendicular to the direction of the hinge axis of the dust cover 3, and the two clamping grooves 13 penetrate through the mutually opposite side walls of the grinding cylinder 1 along the extending direction of the clamping grooves 13; the positions of the bottom surface of the dust cover 3, which are right opposite to the clamping grooves 13, are fixedly connected with two clamping blocks 33, so that the two clamping blocks 33 are arranged, the two clamping blocks 33 are parallel to each other, and the two clamping blocks 33 are mutually clamped with the clamping grooves 13 which are close to the clamping blocks 33; when the operator closes the dust cover 3, the end of the clamping block 33 close to the hinge shaft of the dust cover 3 firstly enters the clamping groove 13, and then the whole of the clamping block 33 gradually enters the clamping groove 13 to play a role in guiding the closing of the dust cover 3.

Referring to fig. 2 and 3, a first through hole 331 is formed in a position, opposite to the clamping groove 13, of the side wall of the clamping block 33, a second through hole 131 is formed in a position, opposite to the first through hole 331, of the outer wall of the crushing cylinder 1, the second through hole 131 is communicated with the second through hole 131, and the first through hole 331 and the second through hole 131 are both gradually inclined downwards along a direction close to the center of the crushing cylinder 1; a positioning rod 4 is inserted into the second through hole 131 and the first through hole 331, the positioning rod 4 is connected with the first through hole 331 in a sliding manner, the positioning rod 4 is connected with the second through hole 131 in a sliding manner, one end of the positioning rod 4, which is back to the first through hole 331, is fixedly connected with a connecting rope 41, one end of the connecting rope 41, which is far away from the positioning rod 4, is fixedly connected to the outer wall of the crushing barrel 1, and the length of the connecting rope 41 is enough for the positioning rod 4 to complete the action of inserting into the first through hole 331; after joint piece 33 and joint groove 13 looks joint, operating personnel aim at the opening of second through-hole 131 on crushing barrel 1 with the one end that locating lever 4 deviates from connecting rope 41, and operating personnel inserts locating lever 4 to second through-hole 131 afterwards in, and locating lever 4 penetrates second through-hole 131 and first through-hole 331 in proper order, and when crushing barrel 1 was in operating condition, locating lever 4 can reduce the mutual vibration between dust cover 3 and the crushing barrel 1.

The implementation principle of the concrete crushing and recycling device in the embodiment of the application is as follows: when concrete needs to be crushed, the conveyor belt 22 conveys the concrete from the feeding starting end to the upper part of the feeding funnel 11, when the concrete passes through the feeding hole 31 of the dust cover 3, the concrete can push the dust curtain 32 open to enter the dust cover 3, then the concrete is thrown into the crushing cylinder 1 under the action of the conveyor belt 22, at the moment, the crushing roller 12 can crush the concrete, and the treated concrete can be discharged from the discharging hole 14 to be recycled; when concrete generates dust due to collision with the side wall of the feeding hopper 11 and contact with the crushing roller 12, the dust cover 3 and the dust curtain 32 can block the dust to some extent; when the crushing barrel 1 needs to be overhauled, an operator firstly pulls out the positioning rod 4 from the first through hole 331 and the second through hole 131, and then the operator can apply a force far away from the crushing barrel 1 to the dust cover 3 to enable the dust cover 3 to rotate along the hinge axis of the dust cover 3, at the moment, the clamping block 33 gradually breaks away from the clamping groove 13, and the dust cover 3 gradually assumes an open state; when the dust cover 3 is required to be closed, an operator applies force close to the crushing barrel 1 to the dust cover 3 to rotate along the hinge axis of the dust cover 3, and after the clamping block 33 is completely clamped in the clamping groove 13, the operator inserts the positioning rod 4 into the second through hole 131 and the first through hole 331 to complete connection of the dust cover 3 and the crushing barrel 1.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A concrete crushing and recycling device comprises a crushing barrel (1) and a feeding machine (2), wherein the upper surface of the crushing barrel (1) is fixedly communicated with a feeding hopper (11), two mutually meshed crushing rollers (12) are rotatably connected inside the crushing barrel (1), and a discharge hole (14) is formed in the bottom surface of the crushing barrel (1);

the feeding machine (2) is arranged on one side of the crushing barrel (1), the feeding machine (2) comprises a rack (21) and a conveying belt (22), the conveying belt (22) is sleeved on the rack (21), and one end, far away from a feeding starting end, of the conveying belt (22) is located above the feeding hopper (11);

the method is characterized in that: smash a section of thick bamboo (1) top lid and be equipped with dust cover (3), the opening of dust cover (3) is towards crushing a section of thick bamboo (1), and the bottom surface of dust cover (3) and the laminating of crushing a section of thick bamboo (1) upper surface mutually, and dust cover (3) and crushing a section of thick bamboo (1) upper surface edge are articulated mutually, and the one end that feeding initiating terminal was kept away from in conveyer belt (22) stretches into the inside of dust cover (3).

2. A concrete grinding and recycling apparatus according to claim 1, wherein: the inner top surface of the dust cover (3) and the outer upper surface of the dust cover (3) departing from the crushing barrel (1) are arc-shaped surfaces, and the concave surface of each arc-shaped surface faces the crushing barrel (1).

3. A concrete grinding and recycling apparatus according to claim 1, wherein: dust cover (3) have seted up feed inlet (31) towards the lateral wall of feeder (2), and the part that feeding initiating terminal was kept away from in conveyer belt (22) passes feed inlet (31) and enters into inside dust cover (3), and feed inlet (31) top surface fixedly connected with dust curtain (32).

4. A concrete grinding and recycling apparatus according to claim 3, wherein: the inner wall of the feed inlet (31) opposite to the crushing barrel (1) is an arc-shaped surface, and the concave surface of the arc-shaped surface faces the crushing barrel (1).

5. A concrete grinding and recycling apparatus according to claim 1, wherein: crushing barrel (1) has seted up joint groove (13) towards the surface of dust cover (3), the extending direction perpendicular to dust cover (3) the hinge line direction of self of joint groove (13), and dust cover (3) bottom surface is just to position fixedly connected with joint piece (33) of joint groove (13), joint groove (13) and joint piece (33) joint cooperation.

6. A concrete grinding and recycling unit according to claim 5, characterized in that: the clamping groove (13) penetrates through the side walls of the crushing barrel (1) which are opposite to each other along the extending direction of the clamping groove.

7. A concrete grinding and recycling unit according to claim 6, characterized in that: first through-hole (331) have just been seted up to the lateral wall of joint piece (33) to joint groove (13), and second through-hole (131) have just been seted up to the position of first through-hole (331) to the outer wall of crushing barrel (1), and second through-hole (131) communicate with first through-hole (331) each other, and first through-hole (331) and second through-hole (131) internal fixation insert and are equipped with same root locating lever (4).

8. A concrete grinding and recycling unit according to claim 7, characterized in that: one end of the positioning rod (4) far away from the first through hole (331) is fixedly connected with a connecting rope (41), and one end of the connecting rope (41) far away from the positioning rod (4) is fixedly connected to the outer wall of the crushing barrel (1).

9. A concrete grinding and recycling apparatus according to claim 8, wherein: the first through hole (331) and the second through hole (131) are obliquely arranged, the first through hole (331) is gradually inclined downwards along the position close to the center of the crushing barrel (1), and the second through hole (131) is also gradually inclined downwards along the position close to the center of the crushing barrel (1).