CN213966767U

CN213966767U - Recycled concrete aggregate breaker

Info

Publication number: CN213966767U
Application number: CN202022892397.3U
Authority: CN
Inventors: 盛柄翔
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-02
Filing date: 2020-12-02
Publication date: 2021-08-17
Anticipated expiration: 2030-12-02

Abstract

The utility model discloses a recycled concrete aggregate crushing device, which comprises a seat plate, a support frame and a screening opening, wherein the upper side of the seat plate is fixedly connected with the support frame and a feed box, the end outer edge of the feed box is fixedly connected with the screening opening, one side of the feed box is fixedly embedded with a discharge hopper, two other opposite side walls of the feed box are fixedly connected with clamping seats, ratchet wheels are respectively embedded in the clamping seats in a rotating way, central shafts of the ratchet wheels all pass through the clamping seats and are fixedly connected with a bevel gear, a hydraulic cylinder is fixed on the upper side screw at the top of the support frame, and the output end of the hydraulic cylinder passes through the support frame and is fixedly connected with a connecting plate, the two cams can swing back and forth to drive the sieve plate to oscillate and under the scraping action of the scrapers.

Description

Recycled concrete aggregate breaker

Technical Field

The utility model relates to a breaker, in particular to recycled concrete aggregate breaker belongs to the recycled concrete field.

Background

The recycled concrete is new concrete prepared by crushing, cleaning and grading waste concrete blocks, mixing the crushed, cleaned and graded waste concrete blocks with a grading according to a certain proportion, partially or completely replacing natural aggregates (mainly coarse aggregates) such as sand stones and the like, and then adding cement, water and the like, wherein the recycled concrete can have the following conditions according to the combination form of the aggregates: the aggregate is totally regenerated aggregate, the coarse aggregate is regenerated aggregate, the fine aggregate is natural sand, the coarse aggregate is natural broken stone or pebble, the fine aggregate is regenerated aggregate, the regenerated aggregate replaces part of the coarse aggregate or the fine aggregate, the regenerated aggregate comprises a small amount of stones separated from mortar, a part of the stones wrapping the mortar and a small amount of cement mortar independently forming blocks, and the cement mortar has rough surface and more edges and corners and has a large amount of fine cracks in the aggregate in the concrete construction damage and aggregate production process, so that the porosity of the regenerated aggregate is high, and the apparent density and the bulk density are reduced.

The broken needs of concrete regeneration fully extrude, through the abundant pressure boost of hydraulic equipment after, powdered regeneration raw materials can be produced to concrete inner wall structure interact, however, extrudees broken mode, often can form harder powder caking on the crushing plate, needs the manual work to smash and remove and collect, and the operation is very inconvenient, and factor of safety is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a recycled concrete aggregate breaker to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a recycled concrete aggregate crushing device comprises a seat plate, a support frame and a material sieving port, wherein the support frame and a material box are fixedly connected to the upper side of the seat plate, the material sieving port is fixedly connected to the outer edge of the end part of the material box, a material discharging hopper is fixedly embedded in one side of the material box, clamping seats are fixedly connected to the other two opposite side walls of the material box, ratchet gears are rotatably embedded in the clamping seats, central shafts of the ratchet gears penetrate through the clamping seats and are fixedly connected with a first bevel gear, hydraulic cylinders are fixedly arranged on the upper side of the top of the support frame through screws, output ends of the hydraulic cylinders penetrate through the support frame and are fixedly connected with a connecting plate, a plurality of limiting rods are fixedly connected to the upper side of the connecting plate, the top ends of the limiting rods penetrate through the top of the support frame, balancing weights are fixedly connected to the middle part of the lower side of the connecting plate, ratchet plates are hinged to two opposite side edges of the connecting plate, equal fixedly connected with extension spring between ratchet plate and the connecting plate, the both ends of sieve material mouth are all rotated and are inlayed and are equipped with the vertical axis, the equal fixedly connected with cam in top of vertical axis, the equal fixedly connected with bevel gear No. two in bottom of vertical axis, it is equipped with the sieve to inlay in the slip between two relative lateral walls of sieve material mouth, a plurality of sieve meshes have evenly been seted up on the sieve, two frames of upside still fixedly connected with of sieve material mouth, equal slip is inlayed and is equipped with two guide arms, two on the frame equal fixedly connected with scraper blade between the bottom of guide arm.

Preferably, the first bevel gear is in meshed connection with the second bevel gear, and the ratchet plate is arranged corresponding to the ratchet gear.

Preferably, the two cams are respectively arranged in contact with two side edges of the sieve plate, and the two cams are arranged in parallel.

Preferably, adjacent sieve pores on the sieve plate are arranged in a staggered mode, and the scraping plates are arranged in contact with the top wall of the sieve plate.

Preferably, the discharge hopper is communicated with the screening port, and the bottom wall of the discharge hopper is obliquely arranged.

Preferably, the width of the counterweight block is the same as the distance between the two scrapers.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a recycled concrete aggregate breaker, the connecting plate can descend along with the pneumatic cylinder output, thereby make the balancing weight can fully extrude broken concrete, and when the connecting plate return stroke rose, the ratchet plate then can drive ratchet gear and rotate, through the bevel gear transmission back, then two cams can the reciprocating swing drive the sieve oscillation, and under the striking-off effect of scraper blade, the crushed aggregates can drop from the sieve mesh smoothly, thereby the trouble of manual cleaning has been avoided, the crushing efficiency of concrete has greatly been improved.

Drawings

Fig. 1 is a side view of the present invention;

FIG. 2 is a top sectional view of the present invention;

fig. 3 is a side sectional view of the middle connection plate of the present invention.

In the figure: 1. a seat plate; 11. a material box; 12. a discharge hopper; 13. a holder; 14. a ratchet gear; 15. a first bevel gear; 2. a support frame; 21. a hydraulic cylinder; 22. a limiting rod; 23. a connecting plate; 24. a balancing weight; 25. a tension spring; 26. a ratchet plate; 3. screening a material port; 31. a second bevel gear; 32. a vertical axis; 33. a cam; 34. a sieve plate; 35. screening holes; 36. a frame; 37. a guide bar; 38. a scraper.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a recycled concrete aggregate crushing device comprises a seat plate 1, a support frame 2 and a screening opening 3, wherein the upper side of the seat plate 1 is fixedly connected with the support frame 2 and a bin 11, the outer edge of the end part of the bin 11 is fixedly connected with the screening opening 3, one side of the bin 11 is fixedly embedded with a discharge hopper 12, the other two opposite side walls of the bin 11 are fixedly connected with clamping seats 13, ratchet gears 14 are respectively embedded in the clamping seats 13 in a rotating way, central shafts of the ratchet gears 14 penetrate through the clamping seats 13 and are fixedly connected with a first bevel gear 15, hydraulic cylinders 21 are fixed on the upper side of the top of the support frame 2 through screws, the output ends of the hydraulic cylinders 21 penetrate through the support frame 2 and are fixedly connected with a connecting plate 23, a plurality of limiting rods 22 are fixedly connected with the upper side of the connecting plate 23, the top ends of the limiting rods 22 penetrate through the top of the support frame 2, the middle part of the lower side of the connecting plate 23 is fixedly connected with a balancing weight 24, two opposite side edges of the connecting plate 23 are hinged with ratchet plates 26, equal fixedly connected with extension spring 25 between ratchet plate 26 and the connecting plate 23, the both ends of sieve material mouth 3 are all rotated and are inlayed and be equipped with vertical axis 32, the equal fixedly connected with cam 33 in top of vertical axis 32, the equal fixedly connected with bevel gear 31 two in bottom of vertical axis 32, it is equipped with sieve 34 to slide to inlay between two relative lateral walls of sieve material mouth 3, a plurality of sieve meshes 35 have evenly been seted up on sieve 34, two frames 36 of fixedly connected with are still gone up to the upside of sieve material mouth 3, it is equipped with two guide arms 37 to all slide to inlay on the frame 36, equal fixedly connected with scraper blade 38 between two guide arm 37's the bottom.

The first bevel gear 15 and the second bevel gear 31 are meshed and connected, the ratchet plate 26 is arranged corresponding to the ratchet gear 14, and the ratchet inclined plane on the ratchet plate 26 corresponds to the ratchet inclined plane on the ratchet gear 14, so that when the connecting plate 23 descends, the ratchet plate 26 cannot drive the ratchet gear 14 to rotate, and when the ratchet straight surface on the ratchet plate 26 is opposite to the ratchet straight surface on the ratchet gear 14, the ratchet plate 26 can reversely drive the ratchet gear 14 to rotate.

Wherein, two cams 33 contact the setting with the both sides limit of sieve 34 respectively, and two cams 33 are parallel to each other and set up, and when one of them cam 33 free end and sieve 34 contact, the free end of another cam 33 will be kept away from mutually with sieve 34 to make the free end of cam 33, can reciprocate drive sieve 34 and make a round trip to oscillate.

Wherein, adjacent sieve mesh 35 dislocation set on the sieve 34, scraper blade 38 contacts the setting with sieve 34 roof, the sieve mesh 35 of mutual dislocation for the crushed aggregates can be fully collected, and scraper blade 38 can play the purpose of scraping the hard powder caking on scraper blade 38.

Wherein, go out hopper 12 and sieve bin mouth 3 and be linked together, go out the diapire slope setting of hopper 12, go out hopper 12 and played the effect of supplementary ejection of compact.

Wherein, the width of balancing weight 24 is the same with the interval between two scraper blades 38 for the concrete material can the separation between two scraper blades 38, thereby can conveniently carry out the broken punching press many times.

Specifically, the utility model discloses during the use, firstly empty the concrete piece to on the sieve 34 between two scraper blades 38, start hydraulic cylinder 21, then can drive connecting plate 23 and balancing weight 24 downward extrusion, thereby make the concrete on the sieve 34 can be by abundant extrusion breakage, after the shrink of pneumatic cylinder 21 output, connecting plate 23 will shift up, thereby can drive ratchet plate 26 and move up, and ratchet plate 26 drives ratchet 14 and rotates, behind the bevel gear transmission, two cams 33 will synchronous rotation, thereby make cam 33 edge can reciprocate to push away sieve 34, make sieve 34 produce the oscillation, scraper blade 38 then can be scraped and get the concrete material by the compaction on the sieve 34, thereby make the crushed aggregates can be followed sieve mesh 35 and leaked down, and the concrete material of surplus great piece then can be smashed in next flow.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", 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 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.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a recycled concrete aggregate breaker, its characterized in that includes bedplate (1), support frame (2) and sieve material mouth (3), the upside fixedly connected with support frame (2) and workbin (11) of bedplate (1), the tip outer fringe fixedly connected with sieve material mouth (3) of workbin (11), one side of workbin (11) is fixed to be inlayed and is equipped with out hopper (12), all fixedly connected with holder (13) on two other relative lateral walls of workbin (11), all rotate in holder (13) and inlay ratchet wheel (14), the center pin of ratchet wheel (14) all passes holder (13) fixedly connected with bevel gear (15), the top upside screw fixation of support frame (2) has pneumatic cylinder (21), the output of pneumatic cylinder (21) passes support frame (2) fixedly connected with connecting plate (23), the upper side of the connecting plate (23) is fixedly connected with a plurality of limiting rods (22), the top ends of the limiting rods (22) penetrate through the top of the support frame (2), the middle of the lower side of the connecting plate (23) is fixedly connected with a balancing weight (24), two opposite sides of the connecting plate (23) are hinged with ratchet plates (26), tension springs (25) are fixedly connected between the ratchet plates (26) and the connecting plate (23), two ends of the sieve opening (3) are rotatably embedded with vertical shafts (32), the top ends of the vertical shafts (32) are fixedly connected with cams (33), the bottom end of each vertical shaft (32) is fixedly connected with a second bevel gear (31), a sieve plate (34) is embedded between two opposite side walls of the sieve opening (3) in a sliding mode, a plurality of sieve holes (35) are uniformly formed in the sieve plate (34), and two frames (36) are fixedly connected to the upper side of the sieve opening (3), two guide rods (37) are embedded in the frame (36) in a sliding mode, and scraping plates (38) are fixedly connected between the bottom ends of the two guide rods (37).

2. The recycled concrete aggregate crushing device of claim 1, wherein: the first bevel gear (15) is in meshed connection with the second bevel gear (31), and the ratchet plate (26) and the ratchet gear (14) are correspondingly arranged.

3. The recycled concrete aggregate crushing device of claim 1, wherein: the two cams (33) are respectively arranged in contact with two side edges of the sieve plate (34), and the two cams (33) are arranged in parallel.

4. The recycled concrete aggregate crushing device of claim 1, wherein: the adjacent sieve holes (35) on the sieve plate (34) are arranged in a staggered mode, and the scraping plates (38) are arranged in contact with the top wall of the sieve plate (34).

5. The recycled concrete aggregate crushing device of claim 1, wherein: go out hopper (12) and sieve material mouth (3) and be linked together, the diapire slope setting of going out hopper (12).

6. The recycled concrete aggregate crushing device of claim 1, wherein: the width of the balancing weight (24) is the same as the distance between the two scrapers (38).