CN221514610U

CN221514610U - Batching device for recycled concrete production

Info

Publication number: CN221514610U
Application number: CN202322734879.XU
Authority: CN
Inventors: 周严; 成城
Original assignee: Huai'an Kunchengtai Environmental Protection Building Materials Co ltd
Current assignee: Huai'an Kunchengtai Environmental Protection Building Materials Co ltd
Priority date: 2023-10-12
Filing date: 2023-10-12
Publication date: 2024-08-13
Anticipated expiration: 2033-10-12

Abstract

The utility model discloses a batching device for recycled concrete production, which comprises a batching cylinder, a batching hopper and a crushing box, wherein the batching hopper and the crushing box are respectively arranged on the upper surface of the batching cylinder, a feeding hopper is arranged on the crushing box, a pair of crushing rollers are rotatably arranged in the feeding hopper, a feeding cylinder is arranged on the outer side surface of the crushing box, a material guide plate extending to the feeding hopper is arranged at the material outlet of the feeding cylinder, a filter screen is arranged in the crushing box, one end of the filter screen is hinged with the inner wall of the crushing box, the other end of the filter screen is communicated with the material inlet of the feeding cylinder through a material collecting box, an auger roller is rotatably arranged in the feeding cylinder, and one end of the auger roller extending out of a top plate of the feeding cylinder is connected with a motor. According to the utility model, the residual concrete blocks can be re-put into the hopper through the material collecting box, the material feeding barrel, the auger roller and the material guiding plate, the secondary crushing is carried out, the whole process is completed through a mechanical structure, the operation is convenient, and the manual labor force is effectively saved.

Description

Batching device for recycled concrete production

Technical Field

The utility model relates to the technical field of concrete processing, in particular to a batching device for recycled concrete production.

Background

The recycled concrete is produced by crushing waste concrete blocks, adding ingredients such as cement and water, and mixing the crushed waste concrete blocks, wherein the preparation of the recycled concrete is generally completed through a batching device of the recycled concrete.

The dosing unit in the prior art is as shown in patent document with the application number 202211380771.9, and it discloses a dosing unit for recycled concrete production, comprising: the front side and the rear side of the bottom of the shell are fixedly connected with supporting frames; the left front side of the upper part of the support frame is provided with a first motor; the first rotating shaft is symmetrically arranged on the upper part in the shell in a front-back rotating way, and the left end of the first rotating shaft on the front side is connected with an output shaft of the first motor through a coupler; the crushing roller is fixedly connected to the first rotating shaft; the left part of the first rotating shaft is fixedly connected with a first gear, and the two first gears are meshed with each other; the lower part in the shell is rotatably provided with a mixing disc; the handle is fixedly connected with the left side of the mixing disc; the first torsion spring is connected between the right side of the handle and the shell and sleeved on the mixing disc; the screening mechanism is arranged at the upper part of the shell and is used for screening the concrete blocks which are not thoroughly crushed; and the rear side of the middle part of the shell is provided with a blanking mechanism for adding ingredients.

This scheme is through the upper and lower shake of filter screen, has reached the mesh of screening concrete piece, is favorable to improving the quality of later stage recycled concrete, but the filter screen in this equipment is after screening the concrete piece, and the great concrete piece of stay on the filter screen needs the staff to use the container manual work to collect it, then pours into the device again and smashes, and the operation is got up more troublesome, needs to consume a large amount of manual labor, therefore has the space of improvement.

For this reason, we propose a batching device for recycled concrete production to solve the above problems.

Disclosure of utility model

The utility model aims to provide a batching device for recycled concrete production, which aims to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

The utility model provides a dosing unit is used in recycled concrete production, includes batching section of thick bamboo and installs the batching hopper and the crushing case at two pan feeding mouthfuls of batching section of thick bamboo upper surface respectively, install into the hopper on the crushing case, and go into the inside rotation of hopper and install a pair of crushing roller, the pan feeding section of thick bamboo is installed to the lateral surface of crushing case, and the discharge gate of pan feeding section of thick bamboo installs the stock guide that stretches into the hopper, the internally mounted of crushing case has filter screen, and the one end of this filter screen articulates mutually with the inner wall of crushing case, and the other end of filter screen passes through the feed inlet that the feed box feeds through into the feed cylinder, the auger roller is installed in the inside rotation of pan feeding section of thick bamboo, and the auger roller stretches out the one end of pan feeding roof and be connected with the motor, and the motor control auger roller is rotatory to drive the concrete crushed aggregates after sieving and throw into crushing case again.

In a further embodiment, one end of the auger roller extending out of the feeding barrel bottom plate is coaxially connected with a first bevel gear, the periphery of the first bevel gear is connected with a second bevel gear in a meshed mode, and one end of an axle center rod of the second bevel gear extending into the crushing box is provided with an eccentric wheel.

In a further embodiment, the bottom end of the filter screen is provided with a guide wheel through a bracket, the guide wheel is rotationally connected with the bracket, and the outer circumferential side surface of the guide wheel is tightly attached to the outer circumferential side surface of the eccentric wheel.

In a further embodiment, the two ends of the guide wheel are provided with convex rings, the outer diameter of each convex ring is larger than that of the guide wheel, and the thickness of the guide wheel is not smaller than that of the eccentric wheel.

In a further embodiment, the end of the filter screen adjacent to the support is of a closed flat configuration.

In a further embodiment, the end of the filter screen inserted into the box is staggered with respect to the box.

In a further embodiment, the size of the opening at one end of the material collection box, which is close to the filter screen, is larger than the width of the filter screen, and the other end of the material collection box is matched with the feeding hole of the feeding barrel.

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

According to the utility model, the concrete blocks left on the filter screen are collected through the collecting box and conveyed into the feeding barrel, the concrete blocks are lifted by utilizing the rotation action of the auger roller, and finally are re-thrown into the hopper through the material guide plate so as to be crushed again, the whole collecting and re-throwing process is completed through a mechanical structure, the operation is more convenient, the throwing of manual labor is effectively saved, and the practicability of the equipment is effectively enhanced.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the installation structure of the crushing box and the feeding barrel of the utility model;

FIG. 3 is a schematic view of the inside of the pulverizing box of the present utility model in a plan view;

FIG. 4 is a schematic view showing the structure of the crushing box in elevation view;

FIG. 5 is a schematic view of the front cross-sectional structure of the pulverizing box of the present utility model;

FIG. 6 is a schematic view of the joint between the eccentric wheel and the guide wheel.

In the figure: 1. a batching cylinder; 2. a proportioning hopper; 3. a crushing box; 4. feeding into a hopper; 5. a pulverizing roller; 6. a filter screen; 7. a collection box; 8. a feeding cylinder; 9. a material guide plate; 10. a motor; 11. auger rollers; 12. bevel gears I; 13. bevel gears II; 14. an eccentric wheel; 15. a guide wheel; 16. and (3) a bracket.

Detailed Description

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 5, a batching device for producing recycled concrete comprises a batching cylinder 1, wherein a stirring rod is arranged in the batching cylinder 1 and is used for stirring and mixing ingredients, a batching hopper 2 and a crushing box 3 are respectively arranged at two feeding holes on the upper surface of the batching cylinder 1, wherein the batching hopper 2 is used for feeding materials such as water, cement and the like, the crushing box 3 is used for processing waste concrete blocks so as to realize recycling, a feeding hopper 4 is arranged on the crushing box 3, the waste concrete blocks are fed from the feeding hopper 4, a pair of crushing rollers 5 are rotatably arranged in the feeding hopper 4, a motor for driving the crushing rollers 5 and a pair of transmission gears are arranged on the outer wall of the feeding hopper 4, so that the crushing rollers 5 reversely rotate at the same speed, the waste concrete blocks are crushed after passing through the crushing rollers 5, a feeding cylinder 8 is arranged on the outer side surface of the crushing box 3, a guide plate 9 extending to the feeding hopper 4 is arranged at the discharging hole of the feeding cylinder 8, the inside of the crushing box 3 is provided with a filter screen 6, the filter screen 6 is positioned below the crushing rollers 5, the width of the filter screen 6 is larger than the sum of the outer diameters of the two crushing rollers 5, so that the filter screen 6 can fully receive concrete blocks which fall after being crushed by the crushing rollers 5, one end of the filter screen 6 is hinged with the inner wall of the crushing box 3, the other end of the filter screen 6 is communicated with a feed inlet of a feed cylinder 8 through an aggregate box 7, the filter screen 6 and the aggregate box 7 are inclined towards the feed inlet of the feed cylinder 8, the concrete blocks are conveniently poured into the feed cylinder 8, the concrete blocks left after being screened on the filter screen 6 are collected through the aggregate box 7 and then conveyed into the feed cylinder 8, an auger roller 11 is rotatably arranged in the feed cylinder 8, one end of the auger roller 11, which extends out of the top plate of the feed cylinder 8, is connected with a motor 10, the main part of motor 10 is fixed with the feed cylinder 8 roof mutually, and the output shaft of motor 10 is connected with auger roller 11 through the shaft coupling to can drive auger roller 11 rotatory when motor 10 starts, the concrete lifting of drive feed cylinder 8 bottom to feed cylinder 8 top when auger roller 11 rotates, finally discharges from the discharge gate, and rethread stock guide 9 is imported into hopper 4, makes the concrete large lump material after screening throw into crushing case 3 again and smashes.

Referring to fig. 3-5, in order to improve screening effect, one end of the auger roller 11 extending into the bottom plate of the charging barrel 8 is coaxially connected with the first bevel gear 12, the periphery of the first bevel gear 12 is in meshed connection with the second bevel gear 13, one end of the shaft center rod of the second bevel gear 13 extending into the crushing box 3 is provided with the eccentric wheel 14, and the shaft center rod of the second bevel gear 13 is in rotary connection with the side surface shell of the crushing box 3, so that when the auger roller 11 rotates, the rotation direction is changed through the transmission of the first bevel gear 12 and the second bevel gear 13, the eccentric wheel 14 is driven to rotate, so that the lower surface of the filter screen 6 is impacted through the eccentric wheel 14, the filter screen 6 is driven to shake up and down, and the filtering effect is improved.

Referring to fig. 4-5, considering that the eccentric wheel 14 directly hits the lower surface of the filter screen 6 and is in frictional contact with the lower surface of the filter screen 6 for a long time, abrasion of the filter screen 6 is easily aggravated, and the service life of the filter screen is shortened, therefore, a guide wheel 15 is mounted at the bottom end of the filter screen 6 through a bracket 16, the guide wheel 15 is rotatably connected with the bracket 16, and the outer circumferential side surface of the guide wheel 15 is closely attached to the outer circumferential side surface of the eccentric wheel 14, so that the filter screen 6 is driven to shake by using the contact of the eccentric wheel 14 with the guide wheel 15, and the direct contact of the eccentric wheel 14 with the filter screen 6 is prevented, and sliding friction abrasion is also facilitated to be reduced because the guide wheel 15 can rotate.

Referring to fig. 6, in order to improve the stability of the contact transmission between the eccentric wheel 14 and the guide wheel 15, convex rings are arranged at both ends of the guide wheel 15, the outer diameter of each convex ring is larger than that of the guide wheel 15, and the thickness of the guide wheel 15 is not smaller than that of the eccentric wheel 14, so that the eccentric wheel 14 can be clamped between the two convex rings of the guide wheel 15, and the situation of disengaging dislocation between the eccentric wheel 14 and the guide wheel 15 is reduced.

Referring to fig. 3-5, in order to prevent the screened concrete from falling on the guide wheel 15 and the eccentric wheel 14 and affecting the fit transmission of the guide wheel and the eccentric wheel, one end of the filter screen 6 close to the bracket 16 is provided with a closed flat plate structure, so that the part of the filter screen 6 on the guide wheel 15 and the eccentric wheel 14 is used for collecting the concrete mass left by diversion, the concrete is not screened, and the end of the filter screen 6 away from the aggregate box 7 is a main screening section.

Referring to fig. 3-5, in order to ensure the collection effect of the material collecting box 7 on the left concrete mass, one end of the filter screen 6 inserted into the material collecting box 7 is staggered with the material collecting box 7, so that the filter screen 6 is still positioned in the material collecting box 7 in the shaking process, meanwhile, the size of an opening of one end of the material collecting box 7, which is close to the filter screen 6, is larger than the width of the filter screen 6, and the other end of the material collecting box 7 is matched with the feeding hole of the feeding barrel 8, so that the concrete mass on the filter screen 6 is collected in a concentrated mode and is led into the feeding barrel 8.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The utility model provides a dosing unit is used in recycled concrete production, includes batching section of thick bamboo (1) and installs respectively at batching hopper (2) and crushing case (3) of two pan feeding mouths of batching section of thick bamboo (1) upper surface, its characterized in that: install into hopper (4) on smashing case (3), and go into the inside rotation of hopper (4) and install a pair of crushing roller (5), feed cylinder (8) are installed to the lateral surface of smashing case (3), and feed plate (9) that stretches into hopper (4) are installed to the discharge gate of feed cylinder (8), the internally mounted who smashes case (3) has filter screen (6), and the one end of this filter screen (6) articulates with the inner wall of smashing case (3), and the feed inlet of feed cylinder (8) is gone into through aggregate box (7) intercommunication to the other end of filter screen (6), auger roller (11) are installed in the inside rotation of feed cylinder (8), and the one end that auger roller (11) stretched into feed cylinder (8) roof is connected with motor (10), and motor (10) control auger roller (11) are rotatory to throw into crushing case (3) again in order to drive the concrete crushed aggregates after the screening.

2. The batching device for recycled concrete production according to claim 1, wherein: one end of the auger roller (11) extending into the bottom plate of the charging barrel (8) is coaxially connected with a first bevel gear (12), the periphery of the first bevel gear (12) is connected with a second bevel gear (13) in a meshed manner, and one end of an axle center rod of the second bevel gear (13) extending into the crushing box (3) is provided with an eccentric wheel (14).

3. The batching device for recycled concrete production according to claim 2, wherein: the bottom of filter screen (6) is installed through support (16) and is led wheel (15), and this guide wheel (15) is connected with support (16) rotation, and the outer circumference side of guide wheel (15) closely laminates with the outer circumference side of eccentric wheel (14).

4. A batching device for recycled concrete production according to claim 3, wherein: convex rings are arranged at two ends of the guide wheel (15), the outer diameter of each convex ring is larger than that of the guide wheel (15), and the thickness of the guide wheel (15) is not smaller than that of the eccentric wheel (14).

5. A batching device for recycled concrete production according to claim 3, wherein: one end of the filter screen (6) close to the bracket (16) adopts a closed flat plate structure.

6. The batching device for recycled concrete production according to claim 1, wherein: one end of the filter screen (6) inserted into the material collecting box (7) is staggered with the material collecting box (7).

7. The batching device for recycled concrete production according to claim 1, wherein: the size of the opening at one end of the material collecting box (7) close to the filter screen (6) is larger than the width of the filter screen (6), and the other end of the material collecting box (7) is matched with the feeding hole of the feeding barrel (8).