CN211913969U - Single-shaft crushing and screening device based on road construction - Google Patents

Abstract

The utility model discloses a single-shaft crushing and screening device based on road construction, which relates to the technical field of municipal engineering, wherein a crushing mechanism comprises a crushing roller component and a gap filling and reinforcing component, when the single-shaft crushing mechanism is actually used, because a split structure is adopted, parts responsible for crushing aggregates can be locally replaced, compared with the single-shaft crushing roller in the prior art, the crushing roller mechanism is more suitable for continuous crushing treatment of aggregates, the operation of replacing the parts of the crushed aggregates is simple, the gap filling and reinforcing component can be disassembled, the crushing effect can be improved while the crushing efficiency of the single-shaft crushing roller to the aggregates is improved, the practicability is high, in addition, the part responsible for crushing the construction aggregates and the part for screening the crushed aggregates are in an integrated structure, on the premise of improving the transportation performance of the whole device, the occupation of a small amount of construction sites is realized, has scientific and reasonable structure and safe and convenient use.

Description

Single-shaft crushing and screening device based on road construction

Technical Field

The utility model relates to a municipal works technical field specifically is unipolar crushing and screening device based on road construction.

Background

Municipal works refer to municipal facility construction works, municipal facilities in China refer to various buildings, structures, equipment and the like which are arranged in the planning and construction range of urban areas and towns and provide paid or unpaid public products and services for residents based on government responsibilities and obligations, and various public infrastructure constructions matched with urban lives belong to the municipal engineering category, such as common bridges and subways, and various pipelines closely related to life: rainwater, sewage, water supply, reclaimed water, electric power, telecommunication, heating power, gas and the like, and the construction of squares, urban greening and the like belong to the municipal engineering category.

Road construction also belongs to a sub-item in municipal engineering, and in the process of road construction, aggregates for construction need to be paved on a road foundation, the thickness and the specification of the construction aggregates directly influence the quality of road construction, so that the construction aggregates need to be strictly treated before the road construction.

The aggregate used in the present road construction is generally treated by two modes of crushing and screening, and the used equipment is generally a split crusher and a screening machine, which not only can increase the transportation difficulty, but also has larger occupation of a construction site, as for the crusher used in the road construction, the crushing roller adopted in the crusher is generally of a single-shaft crushing structure, the existing single-shaft crushing roller is generally of an integral type, the crushing area can collide with the aggregate in the actual use process of the integral type crushing roller, the rotating speed of the crushing roller is larger, the impact force generated by collision is increased, when the crushing area is damaged by different degrees, the area with larger damage degree can continuously work along with the area with smaller damage, the whole replacement can not be considered until the whole crushing roller can not be continuously used, and the whole replacement cost is high, need a lot of manpower and materials resources, appear whole damaged in-process gradually at the crushing roller moreover, also can reduce gradually the efficiency and the effect of construction aggregate breakage, and then can cause the influence to the construction of whole road.

In conclusion, the single-shaft crushing and screening device based on road construction is provided by the technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a broken screening plant of unipolar based on road construction has solved the breaker that adopts among the current road construction, its inside unipolar crushing roller structure, after long-term the use, because the crushing cutter of the crushing roller of unable timely and local change causes the cost height of whole change, need a lot of manpower and materials resources, and the in-process that whole damage appears gradually at the crushing roller, also can reduce gradually to the broken efficiency of construction aggregate and effect, and then can cause the problem of influence to the construction of whole road.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a single-shaft crushing and screening device based on road construction comprises a motor bearing box and a screening box fixedly connected with the motor bearing box in series, the bottom end surfaces of the motor bearing box and the screening box are respectively provided with a plurality of leveling feet, the top end surface of the motor bearing box is fixedly provided with a three-phase asynchronous alternating current motor, the upper part of the screening box is fixedly connected with a crushing box in a communicating way, the screening box and the crushing box form an integrated crushing and screening structure in a welding way, the top end surface of the crushing box is fixedly provided with a feed hopper, the inside of the crushing box is fixedly provided with a crushing mechanism, screening mechanism is connected to the inside bottom sliding of screening case, the inner wall symmetry fixed mounting who smashes the case has two sets of counterattack welts, and every group counterattack welt all welds the lug that is provided with a plurality of equidistance and sets up with the adjacent terminal surface of broken mechanism.

Preferably, the driven end of the crushing mechanism extends to the outside of the crushing box, and a tandem connection integrated structure is formed between the driven end of the crushing mechanism and the driving end of the three-phase asynchronous alternating current motor through a coupler.

Preferably, the ejection of compact part of feeder hopper and the feeding part of smashing the case are provided with the feeding and link up the interface, screening case and the adjacent terminal surface of motor bearing box have seted up first position window of opening up, and the terminal surface that screening case and motor bearing box deviate from mutually has seted up the screening material export, the motor bearing box has seted up the second with the adjacent terminal surface of screening case and has opened up the position window of opening up, form the block structure of slidingtype through a plurality of groups spout between the both sides wall of screening case and the lateral wall of screening mechanism.

Preferably, the crushing mechanism comprises a crushing roller assembly and a gap filling reinforcing assembly, a plurality of groups of protrusions are arranged on the surface of the crushing roller assembly, and the gap filling reinforcing assembly penetrates through the inside of the crushing roller assembly and forms a detachable fastening connection structure with the crushing roller assembly.

Preferably, the crushing roller assembly comprises a shaft rod connected with a three-phase asynchronous alternating current motor in series, a plurality of first disc bodies and a plurality of second disc bodies which are arranged at equal intervals are sleeved outside the shaft rod, gaps are formed in the edges between the first disc bodies and the second disc bodies, and a plurality of crushing blades distributed along the radial direction are welded on the outer edges of the first disc bodies and the second disc bodies together.

Preferably, the gap is filled and is strengthened subassembly and is included that a plurality of groups are the filling block that the annular distributes, every the size of filling block all with the size looks adaptation in every gap, the outermost lateral surface of filling block in both ends corresponds respectively and is provided with first spacing ring and second spacing ring, a plurality of groups between the filling block and between filling block and first spacing ring, second spacing ring, all be the extension rod fixed connection that the annular distributes equally through a plurality of roots, every the tip of extension rod all is connected with lock nut.

Preferably, screening mechanism includes the runway of fixed mounting in the inside bottom of screening case, the inside block type sliding connection of runway has the linking post, the top swing joint who links up the post has the screening box, the outside bilateral symmetry of screening box is provided with a plurality of groups slider, the inside of screening box has set gradually one-level screening net, second grade screening net, tertiary screening net and material baffle from top to bottom.

Preferably, the specifications of the screening particle sizes of the first-stage screening net, the second-stage screening net and the third-stage screening net are gradually reduced, and the inclination angles of the first-stage screening net, the second-stage screening net, the third-stage screening net and the material baffle are all 15 degrees.

Preferably, the screening mechanism further comprises a driving motor fixedly installed at the top end inside the motor bearing box, the driving end of the driving motor is downward and fixedly sleeved with a wheel disc, the edge of the wheel disc is movably connected with the top end of a bearing, the bottom end of the bearing is movably connected with one end of a linkage plate, the other end of the linkage plate is fixedly connected with the middle section of the linking column, and bearings are arranged between the wheel disc and the guide column, between the guide column and the linkage plate and between the screening box and the linking column.

Advantageous effects

The utility model provides a unipolar crushing and screening device based on road construction. Compared with the prior art, the method has the following beneficial effects:

1. the single-shaft crushing and screening device based on road construction comprises a crushing roller assembly and a gap filling and reinforcing assembly, wherein the crushing roller assembly comprises a shaft rod connected with a three-phase asynchronous alternating current motor in series, a plurality of first disc bodies and a plurality of second disc bodies which are arranged at equal intervals are sleeved outside the shaft rod, gaps are formed in the edges between the first disc bodies and the second disc bodies, a plurality of crushing blades distributed along the radial direction are welded to the outer edges of the first disc bodies and the second disc bodies together, the gap filling and reinforcing assembly comprises a plurality of groups of filling blocks distributed in an annular shape, the size of each filling block is matched with the size of each gap, a first limiting ring and a second limiting ring are correspondingly arranged on the outer side surfaces of the outermost filling blocks at two ends, and a plurality of groups of filling blocks and the first limiting rings, Between the second spacing ring, all be the extension rod fixed connection that the annular distributes equally through a plurality of roots, the tip of every extension rod all is connected with lock nut, through above-mentioned structure, this single-shaft type crushing mechanism is when in actual use, owing to adopt split type structure, consequently can the part of local change responsible for broken aggregate, compare with the unipolar crushing roller of integral type among the prior art, this crushing roller mechanism is applicable to the continuous broken handle to the aggregate more, and change the easy operation of broken aggregate part, it can realize to disassemble the gap and fill the reinforcement assembly, when improving unipolar crushing roller to aggregate crushing efficiency, can improve crushing effect again, the practicality is high.

2. The single-shaft crushing and screening device based on road construction is characterized in that a screening mechanism is jointly installed in a motor bearing box and a screening box, wherein the screening mechanism comprises a runway fixedly installed at the bottom end inside the screening box, a linking column is connected inside the runway in a clamping and sliding mode, a screening box is movably connected to the top end of the linking column, a plurality of groups of sliding blocks are symmetrically arranged on two sides of the outside of the screening box, a primary screening net, a secondary screening net, a tertiary screening net and a material baffle are sequentially arranged inside the screening box from top to bottom, the single-shaft crushing and screening device further comprises a driving motor fixedly installed at the top end inside the motor bearing box, the driving end of the driving motor is downward, a wheel disc is fixedly sleeved on the driving motor, the edge of the wheel disc is movably connected with the top end of a bearing, the bottom end of the bearing is movably connected with one end of a linkage plate, the other end of the linkage plate is fixedly, when in actual use, can sieve the processing to the construction aggregate after the breakage, the effect of sieving is better than traditional vertical vibrations formula moreover, and because, the specification of the screening particle size of one-level screening net, second grade screening net and tertiary screening net diminishes step by step, consequently can realize the hierarchical screening of construction aggregate, reaches better effect.

3. This unipolar crushing and screening device based on road construction is responsible for the part formula structure as an organic whole of the broken part of construction aggregate and broken back aggregate screening, under the prerequisite that has improved whole platform device transportation portability, has realized occuping a small amount of construction sites, structure scientific and reasonable, convenience safe in utilization.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a side view of the internal structure of the sifting box and the crushing box of the present invention;

fig. 3 is a schematic view of the structure of the first expansion window and the outlet of the screening material of the present invention;

fig. 4 is a schematic view of the second expanding window of the present invention;

fig. 5 is a schematic structural view of the crushing mechanism of the present invention;

FIG. 6 is a schematic view of a portion of the crushing roller assembly of the present invention;

FIG. 7 is an exploded view of the gap filling/reinforcing assembly of the present invention;

fig. 8 is a schematic structural view of the sieving mechanism of the present invention;

FIG. 9 is a front view of the internal structure of the sifting mechanism of the present invention;

fig. 10 is a side view of the connection structure of the connecting post and the track according to the present invention.

In the figure: 1. a motor carrying case; 2. screening the box; 3. leveling the bottom feet; 4. a crushing box; 5. a feed hopper; 6. a three-phase asynchronous ac motor; 7. a coupling; 8. a crushing mechanism; 81. a crushing roller assembly; 811. a first tray body; 812. a second tray body; 813. a shaft lever; 814. a gap; 815. crushing the blade; 82. gap filling reinforcement components; 821. filling and supplementing blocks; 822. a first limit ring; 823. a second stop collar; 824. a serial rod; 825. locking the nut; 9. a screening mechanism; 91. screening the box; 92. a drive motor; 93. a wheel disc; 94. a guide post; 95. a bearing; 96. a slider; 97. a first-stage screening net; 98. secondary screening net; 99. a third-stage screening net; 910. a material baffle; 911. connecting the column; 912. a runway; 913. a linkage plate; 10. a feed adaptor port; 11. counterattack the lining board; 12. a bump; 13. a first rubbing window; 14. a screening material outlet; 15. a second rubbing window; 16. a chute.

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. 1-4, the present invention provides a technical solution: a single-shaft crushing and screening device based on road construction comprises a motor bearing box 1 and a screening box 2 fixedly connected with the motor bearing box 1 in series, wherein a plurality of leveling feet 3 are respectively installed on the bottom end faces of the motor bearing box 1 and the screening box 2, a three-phase asynchronous alternating current motor 6 is fixedly installed on the top end face of the motor bearing box 1, a crushing box 4 is fixedly connected to the upper portion of the screening box 2 in a communicated mode, the screening box 2 and the crushing box 4 form an integrated crushing and screening structure in a welding mode, a feed hopper 5 is fixedly installed on the top end face of the crushing box 4, a crushing mechanism 8 is fixedly installed inside the crushing box 4, a screening mechanism 9 is slidably connected to the inner bottom end of the screening box 2, two groups of counterattack lining plates 11 are symmetrically and fixedly installed on the inner wall of the crushing box 4, and a plurality of lugs 12 which are equidistantly arranged are welded on the end faces of, the driven end of crushing mechanism 8 extends to the outside of smashing case 4 to form through shaft coupling 7 and concatenate integral type structure between the driven end of crushing mechanism 8 and the drive end of three-phase asynchronous alternating current motor 6, the ejection of compact part of feeder hopper 5 and the feeding part of smashing case 4 are provided with feeding and link up interface 10, screening case 2 has been seted up first with the terminal surface that motor bearing case 1 is adjacent and has been opened up a position window 13, and screening case 2 has been seted up screening material export 14 with the terminal surface that motor bearing case 1 deviates from mutually, motor bearing case 1 has been seted up the second with the terminal surface that screening case 2 is adjacent and has been opened up a position window 15, form the block structure of slidingtype through a plurality of groups of spout 16 between the both sides wall of screening case 2 and the lateral.

Referring to fig. 5, the crushing mechanism 8 includes a crushing roller assembly 81 and a gap filling reinforcing assembly 82, a plurality of sets of protrusions are disposed on the surface of the crushing roller assembly 81, and the gap filling reinforcing assembly 82 is disposed inside the crushing roller assembly 81 to form a detachable fastening structure with the crushing roller assembly 81.

Referring to fig. 6, the crushing roller assembly 81 includes a shaft 813 connected in series with the three-phase asynchronous ac motor 6, a plurality of first disks 811 and second disks 812 are sleeved outside the shaft 813 at equal intervals, a gap 814 is disposed at an edge between the first disks 811 and the second disks 812, and a plurality of crushing blades 815 distributed along a radial direction are welded to outer edges of the first disks 811 and the second disks 812 together.

Referring to fig. 7, the gap filling and reinforcing assembly 82 includes a plurality of sets of annularly distributed filling blocks 821, each filling block 821 has a size matched with that of each gap 814, outer side surfaces of outermost filling blocks 821 at two ends are respectively and correspondingly provided with a first limiting ring 822 and a second limiting ring 823, the plurality of sets of filling blocks 821 and the first limiting ring 822 and the second limiting ring 823 are fixedly connected by a plurality of annularly distributed serial rods 824, and an end of each serial rod 824 is connected with a locking nut 825.

Referring to fig. 8-10, the screening mechanism 9 includes a runway 912 fixedly installed at the bottom end inside the screening box 2, an engaging column 911 is connected to the inside of the runway 912 in a snap-fit manner and slidably, a screening box 91 is movably connected to the top end of the engaging column 911, a plurality of sets of sliders 96 are symmetrically arranged on two sides outside the screening box 91, a primary screening net 97, a secondary screening net 98, a tertiary screening net 99 and a material baffle 910 are sequentially arranged inside the screening box 91 from top to bottom, the specifications of the screening particle sizes of the primary screening net 97, the secondary screening net 98 and the tertiary screening net 99 are gradually decreased, the inclination angles of the primary screening net 97, the secondary screening net 98, the tertiary screening net 99 and the material baffle 910 are all 15 °, the screening mechanism 9 further includes a driving motor 92 fixedly installed at the top end inside the motor bearing box 1, the driving end of the driving motor 92 is downward, and a wheel disc 93 is fixedly sleeved on the driving motor 92, the edge of the wheel disc 93 is movably connected with the top end of a bearing 95, the bottom end of the bearing 95 is movably connected with one end of a linkage plate 913, the other end of the linkage plate 913 is fixedly connected with the middle section of the connecting column 911, and the bearings 95 are arranged between the wheel disc 93 and the guide column 94, between the guide column 94 and the linkage plate 913, and between the screening box 91 and the connecting column 911.

In actual use, the specific principle of the whole device is as follows: the three-phase asynchronous alternating current motor 6 drives the crushing mechanism 8 to rotate in the crushing box 4, when the crushing mechanism 8 is in contact with construction aggregates, impact force generated by collision rebounds the construction aggregates to the position of the counterattack lining plate 11 and the lug 12, so that the construction aggregates are collided again, after multiple collisions, the construction aggregates are cracked, the cracked aggregates fall into the sieving box 91, at the moment, the driving motor 92 drives the wheel disc 93 to rotate, the wheel disc 93 drives the linkage plate 913 to do transverse reciprocating motion, meanwhile, under the action of the runway 912 and the connecting column 911, the whole sieving box 91 also does transverse reciprocating motion, and then three layers of sieving meshes with gradually reduced sieving specifications are arranged in the sieving box 91, so that graded sieving of the aggregates with different specifications is realized, the sieving effect and the practicability are improved, in addition, in the crushing roller component 81, when damage appears in the local broken part, lock nut 825 can be dismantled to operating personnel, tandem 824 is taken out, take off first disk body 811 and second disk body 812, can be with the damaged serious first spacing ring 822 of local, the whole that constitutes of second spacing ring 823 and broken blade 815 three, pull down in the lump, and the replacement is new, compare with the unipolar crushing roller of integral type among the prior art, this crushing roller mechanism is applicable to the broken processing that lasts to the aggregate more, and the easy operation of changing broken aggregate part is changed, it can realize to disassemble the gap and fill up the reinforcement assembly, when improving unipolar crushing roller to aggregate crushing efficiency, can improve crushing effect again, high practicability.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 (9)

1. Single-shaft crushing and screening device based on road construction comprises a motor bearing box (1) and a screening box (2) which is fixedly connected with the motor bearing box (1) in series, wherein a plurality of leveling feet (3) are arranged on the bottom end faces of the motor bearing box (1) and the screening box (2), the single-shaft crushing and screening device is characterized in that a three-phase asynchronous alternating current motor (6) is fixedly arranged on the top end face of the motor bearing box (1), a crushing box (4) is fixedly connected to the upper portion of the screening box (2) in a communicated mode, the screening box (2) and the crushing box (4) form an integrated crushing and screening structure in a welding mode, a feed hopper (5) is fixedly arranged on the top end face of the crushing box (4), a crushing mechanism (8) is fixedly arranged inside the crushing box (4), and a screening mechanism (9) is slidably connected to the bottom end inside the screening box (2), the inner wall of the crushing box (4) is symmetrically and fixedly provided with two groups of impact lining plates (11), and the end faces of each group of impact lining plates (11) adjacent to the crushing mechanism (8) are all welded with a plurality of bumps (12) arranged at equal intervals.

2. The single-shaft crushing and screening device based on road construction is characterized in that a driven end of the crushing mechanism (8) extends to the outside of the crushing box (4), and a serial connection integrated structure is formed between the driven end of the crushing mechanism (8) and a driving end of a three-phase asynchronous alternating current motor (6) through a coupling (7).

3. The single-shaft crushing and screening device based on road construction as claimed in claim 1, wherein a feeding connection port (10) is arranged on a discharging portion of the feeding hopper (5) and a feeding portion of the crushing box (4), a first expansion window (13) is formed in the end face of the screening box (2) adjacent to the motor bearing box (1), a screening material outlet (14) is formed in the end face of the screening box (2) opposite to the motor bearing box (1), a second expansion window (15) is formed in the end face of the motor bearing box (1) adjacent to the screening box (2), and a sliding type clamping structure is formed between the two side walls of the screening box (2) and the outer side wall of the screening mechanism (9) through a plurality of groups of sliding grooves (16).

4. The single-shaft crushing and screening device based on road construction is characterized in that the crushing mechanism (8) comprises a crushing roller assembly (81) and a gap filling and reinforcing assembly (82), a plurality of groups of bulges are arranged on the surface of the crushing roller assembly (81), and the gap filling and reinforcing assembly (82) penetrates through the inner part of the crushing roller assembly (81) to form a detachable fastening and connecting structure with the crushing roller assembly (81).

5. The single-shaft crushing and screening device based on road construction is characterized in that the crushing roller assembly (81) comprises a shaft rod (813) connected with a three-phase asynchronous alternating current motor (6) in series, a plurality of first disc bodies (811) and a plurality of second disc bodies (812) are sleeved outside the shaft rod (813) at equal intervals, a gap (814) is formed in the edge between the first disc bodies (811) and the second disc bodies (812), and a plurality of crushing blades (815) distributed along the radial direction are welded together on the outer edges of the first disc bodies (811) and the second disc bodies (812).

6. The single-shaft crushing and screening device based on the road construction is characterized in that the gap filling and reinforcing assembly (82) comprises a plurality of groups of filling blocks (821) distributed in an annular shape, the size of each filling block (821) is matched with the size of each gap (814), the outer side surfaces of the filling blocks (821) on the outermost layers of the two ends are respectively and correspondingly provided with a first limiting ring (822) and a second limiting ring (823), the plurality of groups of filling blocks (821) are fixedly connected with each other through a plurality of serially connecting rods (824) distributed in an annular shape, and the end portions of the serially connecting rods (824) are connected with locking nuts (825).

7. The single-shaft crushing and screening device based on road construction according to claim 1, wherein the screening mechanism (9) comprises a track (912) fixedly installed at the bottom end inside the screening box (2), the inside clamping type sliding connection of the track (912) is provided with a connection column (911), the top end of the connection column (911) is movably connected with a screening box (91), a plurality of groups of sliding blocks (96) are symmetrically arranged on two sides of the outside of the screening box (91), and a first-stage screening net (97), a second-stage screening net (98), a third-stage screening net (99) and a material baffle (910) are sequentially arranged inside the screening box (91) from top to bottom.

8. The single-shaft crushing and screening device based on road construction is characterized in that the specifications of the screening grain sizes of the primary screening net (97), the secondary screening net (98) and the tertiary screening net (99) are gradually reduced, and the inclination angles of the primary screening net (97), the secondary screening net (98), the tertiary screening net (99) and the material baffle plate (910) are all 15 degrees.

9. The single-shaft crushing and screening device based on road construction is characterized in that the screening mechanism (9) further comprises a driving motor (92) fixedly installed at the top end inside the motor bearing box (1), the driving end of the driving motor (92) faces downwards, a wheel disc (93) is fixedly sleeved on the driving motor, the edge of the wheel disc (93) is movably connected with the top end of a bearing (95), the bottom end of the bearing (95) is movably connected with one end of a linkage plate (913), the other end of the linkage plate (913) is fixedly connected with the middle section of the connecting column (911), and bearings (95) are arranged between the wheel disc (93) and the guide column (94), between the guide column (94) and the linkage plate (913) and between the screening box (91) and the connecting column (911).

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