CN220955588U - Crushing and stirring device of shield tunneling machine - Google Patents

Abstract

The utility model discloses a crushing and stirring device of a shield machine, which relates to the technical field of shield construction and comprises a crushing box, a crushing unit and a flushing unit; the crushing box is of a box-shaped structure; the crushing unit comprises servo motors, a transmission shaft, crushing rollers, crushing fragments and a feeding component, wherein the front end and the rear end of the right surface of the crushing box are respectively and fixedly connected with the left ends of the two servo motors, the output shafts of the two servo motors penetrate through the crushing box and are fixedly connected with the right end of the transmission shaft, the crushing rollers are sleeved outside the transmission shaft, the crushing fragments are fixedly connected with the outside of the crushing rollers at equal intervals, and the feeding component is arranged at the upper end and the lower end of the crushing box; the washing unit is installed in smashing unit upper end, and this broken agitating unit of shield constructs quick-witted can get rid of the earth on grit surface through washing, avoids influencing broken process, and smashes effectually.

Description

Crushing and stirring device of shield tunneling machine

Technical Field

The utility model relates to the technical field of shield construction, in particular to a crushing and stirring device of a shield machine.

Background

The development of the earth pressure balance type shield machine starts in the beginning of the 70 s. The first earth pressure balance shield machine was designed and manufactured by IH I in japan and was put into use in tokyo in 1974. Then, other manufacturers also start to produce earth pressure balance shield machines, and the names of products are not identical, but can be summarized as an earth pressure balance system in principle. The earth pressure balance type shield machine is widely used in urban rail transit construction, the shield machine is used for tunnel construction, and the method has the advantages of being high in automation degree, labor-saving, high in construction speed and the like, under the conditions that a tunnel line is long and the burying depth is large, the shield machine is used for construction more economically and reasonably, a direct outward transportation mode is adopted in the existing treatment of dregs generated in the shield construction, and a part of construction sites adopt a vibration screening mode to treat the dregs in a grading mode. During tunneling, the stratum traversed by the shield tunneling machine is often complex, so that the sand and gravel property faced by the vibration screening device is unstable, and the situation of treating large stones and silt can be faced at the same time. When the dregs contain larger blocky stones, the screen mesh of the screening equipment is easily damaged by the stones, so that the screening efficiency and capacity are affected, and the service life of the equipment is reduced; when the dregs contain a large amount of mud, if the dregs are not treated, mud powder is easy to agglomerate or become sticky paste, sand and stone are wrapped to cause poor crushing effect, and the use requirement of people cannot be met.

Disclosure of utility model

The utility model aims to overcome the existing defects, and provides a crushing and stirring device of a shield tunneling machine, which can remove soil on the surface of sand and stone through flushing, avoid influencing the crushing process and effectively solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a crushing and stirring device of a shield tunneling machine comprises a crushing box, a crushing unit and a flushing unit;

crushing box: is of a box-shaped structure;

Crushing unit: the grinding device comprises a servo motor, a transmission shaft, a grinding roller, powder fragments and a feeding component, wherein the front end and the rear end of the right surface of a grinding box are respectively and fixedly connected with the left ends of the two servo motors, the output shafts of the two servo motors penetrate through the grinding box and are fixedly connected with the right end of the transmission shaft, the grinding roller is sleeved outside the transmission shaft, the powder fragments are fixedly connected with the outside of the grinding roller at equal intervals, and the feeding component is arranged at the upper end and the lower end of the grinding box;

a flushing unit: is arranged at the upper end of the crushing unit.

The crushing case is used for bearing and smashing the grit, and during the use throw the grit into crushing incasement through throwing the material subassembly, then start servo motor, servo motor drives the transmission shaft and rotates, and the transmission shaft drives crushing roller rotation, and crushing roller drives crushing roller rotation, makes crushing roller and grit contact accomplish crushing operation to the grit, and the washing unit is used for washing the earth etc. that adheres to the grit surface.

Further, throw material subassembly and contain discharge gate, feed inlet and limiting plate, smash the lower extreme of the upper end fixed connection feed inlet of case, the upper end of the lower extreme fixed connection discharge gate of smashing the case, the both ends are respectively fixed connection two limiting plate's outer ends about smashing the inside of case. During the use, can throw in the building stones through the feed inlet, the building stones after smashing pass through the discharge gate and discharge, pass through in order to avoid building stones from smashing the roller and smashing the gap between the incasement wall and lead to smashing incompletely, be provided with the limiting plate, can limit the material to the building stones, ensure to pass through between two smashing rollers from the building stones of feed inlet input and accomplish smashing.

Further, the automatic feeding device also comprises a leakage-proof plate and a transport groove, wherein the lower end of the discharge hole is fixedly connected with the upper end of the leakage-proof plate, and the lower end of the leakage-proof plate is fixedly connected with the upper end of the transport groove. The crushed stone powder falls into the transport groove through the discharge hole for transportation, so that the stone powder is prevented from leaking out due to lifting and the like in the falling process, and the leakage-proof plate is arranged and can limit the powder transportation to a certain extent.

Further, the flushing unit comprises side plates, spray heads and sliding components, the front end and the rear end of the upper surface of the feeding hole are respectively fixedly connected with the lower ends of the two side plates, the inner ends of the two side plates are respectively fixedly connected with the spray heads at equal intervals, and the sliding components are arranged at the inner ends of the side plates. Can wash the building stones before carrying out crushing operation, can start the shower nozzle when need wash, spout the silt that will surface to building stones surface with water and wash away, avoid its influence crushing process, the accessible slip subassembly is taken out after washing is accomplished, falls into the crushing case with building stones and smashes the operation.

Further, the sliding component comprises a sliding groove, a filter plate and a containing bin, two transverse sliding grooves are respectively formed in the lower ends of the inner surfaces of the two side plates, the two sliding grooves are respectively and transversely connected with the front end and the rear end of the filter plate in a sliding mode, and the lower end of the filter plate is connected with the upper end of the containing bin. During the washing, the building stones are placed in the filter upper end, and the water of washing and the silt on building stones surface accessible filter flow into and hold the storehouse in, and clear up after waiting to wash, can follow the spout direction after washing and take out the filter and be convenient for building stones fall into crushing case and smash the operation.

Further, the sliding assembly further comprises a limiting block and a handle, the right end of the filter plate is fixedly connected with the left end of the limiting block, and the right end of the limiting block is fixedly connected with the left end of the handle. The accessible handle pulling filter takes out, is provided with the baffle above the filter right side, and when pulling out the filter, accessible baffle stops the building stones, avoids building stones to pull out along with the filter together, and after the filter plate pulled out completely, the building stones that are stopped by the baffle fall into crushing incasement.

Compared with the prior art, the utility model has the beneficial effects that: the crushing and stirring device of the shield tunneling machine has the following advantages:

1. Can wash the building stones before carrying out crushing operation, can start the shower nozzle when need wash, spout the silt that will surface to building stones surface with water and wash away, avoid its influence crushing process, the accessible slip subassembly is taken out after washing is accomplished, falls into the crushing case with building stones and smashes the operation.

2. In order to avoid incomplete crushing caused by stone passing through gaps between the crushing rollers and the inner wall of the crushing box, a limiting plate is arranged, so that stone can be limited, and stone input from a feed inlet is ensured to pass through between the two crushing rollers to be crushed.

3. This broken agitating unit of shield constructs quick-witted can get rid of the earth on grit surface through washing, avoids influencing broken process, and smash effectually, can satisfy people's user demand.

Drawings

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

FIG. 2 is a schematic diagram of a front cross-sectional structure of the present utility model;

FIG. 3 is a schematic side sectional view of the present utility model.

In the figure: 1 crushing box, 2 leak-proof plates, 3 transport tanks, 4 crushing units, 41 servo motors, 42 transmission shafts, 43 crushing rollers, 44 crushing pieces, 45 discharge ports, 46 feed inlets, 47 limiting plates, 5 flushing units, 51 side plates, 52 sliding grooves, 53 filter plates, 54 spray heads, 55 limiting blocks, 56 handles and 57 containing bins.

Detailed Description

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. 1-3, the present embodiment provides a technical solution: the crushing and stirring device of the shield tunneling machine comprises a crushing box 1, a crushing unit 4 and a flushing unit 5;

Crushing case 1: is of a box-shaped structure;

Crushing unit 4: contain servo motor 41, transmission shaft 42, crushing roller 43, the piece 44 of pulverizing and throw the material subassembly, the left end of two servo motor 41 of both ends fixed connection respectively around the right surface of crushing case 1, the right-hand member of two servo motor 41's output shaft penetration crushing case 1 fixed connection transmission shaft 42, crushing roller 43 has been cup jointed to the outside of transmission shaft 42, the outside equidistance fixedly connected with piece 44 of crushing roller 43 throws the material subassembly and contains discharge gate 45, feed inlet 46 and limiting plate 47, the lower extreme of the upper end fixed connection feed inlet 46 of crushing case 1, the upper end of the lower extreme fixed connection discharge gate 45 of crushing case 1, the inside both ends are two limiting plate 47's of fixed connection respectively about crushing case 1.

The crushing case 1 is used for bearing and crushing the grit, throw into crushing case 1 with the grit through throwing the material subassembly during the use, then start servo motor 41, servo motor 41 drives transmission shaft 42 and rotates, transmission shaft 42 drives crushing roller 43 and rotates, crushing roller 43 drives crushing roller 43 and rotates, make crushing roller 43 and grit contact accomplish crushing operation to the grit, wash unit 5 is used for washing the earth etc. that the grit surface adheres to, can throw into the stone through feed inlet 46 during the use, the stone after smashing is discharged through discharge gate 45, pass through the gap between leading to crushing incompletely in order to avoid the stone from crushing roller 43 and crushing case 1 inner wall, be provided with limiting plate 47, can carry out the limit material to the stone, ensure to pass through between two crushing rollers 43 from the stone of feed inlet 46 input and accomplish crushing.

Still include leak protection board 2 and transportation groove 3, the upper end of leak protection board 2 is fixed connection to the lower extreme of discharge gate 45, the upper end of leak protection board 2 fixed connection transportation groove 3. The crushed stone powder falls into the transport groove 3 through the discharge hole 45 for transportation, so that the stone powder is prevented from leaking out due to lifting and the like in the falling process, and the leakage-proof plate 2 is arranged, so that the powder transportation can be limited to a certain extent.

The flushing unit 5 comprises side plates 51, spray heads 54 and a sliding component, wherein the front end and the rear end of the upper surface of the feed inlet 46 are respectively fixedly connected with the lower ends of the two side plates 51, the inner ends of the two side plates 51 are respectively fixedly connected with the spray heads 54 at equal intervals, the sliding component comprises sliding grooves 52, a filter plate 53 and a containing bin 57, the lower ends of the inner surfaces of the two side plates 51 are respectively provided with two transverse sliding grooves 52, the inner parts of the two sliding grooves 52 are respectively and transversely connected with the front end and the rear end of the filter plate 53 in a sliding mode, the lower end of the filter plate 53 is fixedly connected with the upper end of the containing bin 57, the sliding component further comprises a limiting block 55 and a handle 56, the right end of the filter plate 53 is fixedly connected with the left end of the limiting block 55, and the right end of the limiting block 55 is fixedly connected with the left end of the handle 56.

Can wash the building stones before carrying out crushing operation, can start shower nozzle 54 when needing to wash, spout water to the building stones surface and wash away surperficial silt, avoid its influence crushing process, accessible slip subassembly takes out after washing is accomplished, fall into crushing operation in crushing case 1 with the building stones, during the washing, the building stones is placed in filter 53 upper end, washing water and building stones surperficial silt accessible filter 53 flow into hold storehouse 57, wait to wash and clear up after accomplishing, washing is accomplished the back can be followed spout 52 direction and is taken out filter 53 and be convenient for the building stones fall into crushing case 1 and carry out crushing operation, accessible handle 56 pulling filter 53 takes out, be provided with the baffle above the filter 53 right side, when pulling out filter 53, accessible baffle blocks the building stones, avoid building stones to drop into crushing case 1 along with filter 53, after filter 53 pulls out completely, the building stones that are blocked by the baffle fall into crushing case 1.

The utility model provides a crushing and stirring device of a shield machine, which has the following working principle:

The crushing box 1 is used for bearing and crushing sand and stone, when in use, the sand and stone is put into the crushing box 1 through the feeding component, then the servo motor 41 is started, the servo motor 41 drives the transmission shaft 42 to rotate, the transmission shaft 42 drives the crushing roller 43 to rotate, the crushing roller 43 contacts with the sand and stone to finish crushing operation, the flushing unit 5 is used for flushing soil and the like attached to the surface of the sand and stone, when in use, the stone can be put into through the feeding hole 46, the crushed stone is discharged through the discharging hole 45, in order to avoid incomplete crushing of the stone from gaps between the crushing roller 43 and the inner wall of the crushing box 1, the limiting plate 47 is arranged, the stone can be limited, the crushed stone powder is ensured to fall into the conveying groove 3 through the discharging hole 45 after crushing through the crushing between the two crushing rollers 43, in order to avoid leakage of stone powder due to lifting and the like in the falling process, the leakage-proof plate 2 is arranged, powder transportation can be limited to a certain extent, stone can be washed before the crushing operation is carried out, the spray head 54 can be started when the washing is needed, water is sprayed to the surface of the stone to wash away sediment on the surface, the influence on the crushing process is avoided, the stone can be taken out through the sliding component after the washing is finished, the stone falls into the crushing box 1 to carry out the crushing operation, during the washing, the stone is placed at the upper end of the filter plate 53, the washing water and the sediment on the stone can flow into the accommodating bin 57 through the filter plate 53, after the washing is finished, the filter plate 53 can be taken out along the direction of the chute 52 to facilitate the stone to fall into the crushing box 1 for the crushing operation, the filter plate 53 can be pulled to be taken out through the handle 56, the baffle plate is arranged above the right side of the filter plate 53, when the filter plate 53 is pulled out, the stone can be blocked by the baffle plate, so that the stone is prevented from being pulled out together with the filter plate 53, and the stone blocked by the baffle plate falls into the crushing box 1 after the filter plate 53 is completely pulled out.

It should be noted that the input ends of the servo motor 41 and the spray head 54 disclosed in the above embodiments are electrically connected to the output end of the external power source through an external switch group, and the external switch group controls the servo motor 41 and the spray head 54 to operate by a method commonly used in the prior art.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims (2)

1. The utility model provides a broken agitating unit of shield constructs machine which characterized in that: comprises a crushing box (1), a crushing unit (4) and a flushing unit (5);

crushing case (1): is of a box-shaped structure;

Crushing unit (4): the grinding device comprises servo motors (41), a transmission shaft (42), grinding rollers (43), powder fragments (44) and a feeding component, wherein the front end and the rear end of the right surface of a grinding box (1) are respectively and fixedly connected with the left ends of the two servo motors (41), the output shafts of the two servo motors (41) penetrate through the right ends of the grinding box (1) and are fixedly connected with the transmission shaft (42), the grinding rollers (43) are sleeved outside the transmission shaft (42), the powder fragments (44) are fixedly connected to the outside of the grinding rollers (43) at equal intervals, and the feeding component is arranged at the upper end and the lower end of the grinding box (1);

Flushing unit (5): is arranged at the upper end of the crushing unit (4);

The feeding assembly comprises a discharge hole (45), a feed hole (46) and limiting plates (47), wherein the upper end of the crushing box (1) is fixedly connected with the lower end of the feed hole (46), the lower end of the crushing box (1) is fixedly connected with the upper end of the discharge hole (45), and the left end and the right end of the inside of the crushing box (1) are respectively fixedly connected with the outer ends of the two limiting plates (47);

The flushing unit (5) comprises side plates (51), spray heads (54) and sliding components, the front end and the rear end of the upper surface of the feed inlet (46) are respectively and fixedly connected with the lower ends of the two side plates (51), the inner ends of the two side plates (51) are respectively and fixedly connected with the spray heads (54) at equal intervals, and the sliding components are arranged at the inner ends of the side plates (51);

The sliding assembly comprises sliding grooves (52), a filter plate (53) and a containing bin (57), wherein two transverse sliding grooves (52) are respectively formed in the lower ends of the inner surfaces of the two side plates (51), the inside of each sliding groove (52) is respectively and transversely connected with the front end and the rear end of the filter plate (53) in a sliding mode, and the lower end of the filter plate (53) is fixedly connected with the upper end of the containing bin (57);

The sliding assembly further comprises a limiting block (55) and a handle (56), the right end of the filter plate (53) is fixedly connected with the left end of the limiting block (55), and the right end of the limiting block (55) is fixedly connected with the left end of the handle (56).

2. The crushing and stirring device of the shield tunneling machine according to claim 1 is characterized in that: still include leak protection board (2) and transportation groove (3), the upper end of lower extreme fixed connection leak protection board (2) of discharge gate (45), the upper end of lower extreme fixed connection transportation groove (3) of leak protection board (2).