CN221157552U - Drum-type quarrying case - Google Patents

Abstract

The application discloses a drum-type quarrying box, which comprises: a separation box; a roller rollably disposed within the separator tank; the driving system is arranged on the separation box and is in transmission connection with the roller; one end of the roller is provided with a pulp inlet pipeline communicated with the outside; the whole drum is sequentially divided into a pulp discharging area and a stone discharging area, the pulp discharging area is positioned at one side of the pulp inlet pipeline, and a first hole group is arranged at the pulp discharging area of the drum; the stone discharging area of the roller is provided with a second hole group; the aperture of the second hole group is larger than that of the first hole group; a slurry discharging bin is arranged in the separation box and below the slurry discharging area, and Chu Dancang is arranged in the separation box and below the stone discharging area; the pulp discharging bin is communicated with the outside through a pulp discharging pipeline. Compared with the prior art, the technical scheme disclosed by the application can realize automatic large stone screening, improve the efficiency of large stone filtering and improve the efficiency of integral slag removal.

Description

Drum-type quarrying case

Technical Field

The application relates to the technical field of tunneling, in particular to a roller type quarrying box.

Background

At present, along with the development of shield construction technology in China, slurry shield machines are widely used in tunnel engineering with high requirements on settlement in river crossing and sea crossing.

The deslagging circulation system of the slurry shield machine is one of key systems of the slurry shield machine, the deslagging circulation system has extremely severe requirements on the particle size of slag blocks, and in order to protect a slurry pump for conveying deslagging in the slurry circulation system, large-particle slag blocks with the particle size larger than the maximum passing particle size of the slurry pump need to be filtered before the slurry pump, so that the large-diameter slag blocks are prevented from blocking the pump and blocking a rear pipeline, and the problem that the normal work of the slurry circulation system is influenced by the stop of the slag pump is avoided. If the slurry circulation system cannot work normally, the construction operation of the shield tunneling machine is influenced, and even the whole tunnel engineering construction is stopped, so that huge economic loss is caused.

In the prior art, a quarrying box is added before a slurry discharge pump, and large-particle slag blocks with the particle size larger than the maximum passing particle size of the slurry discharge pump in slurry are filtered by the quarrying box. At present, the large-particle slag blocks in the stone quarrying box adopted in the industry are required to be manually scraped, so that the slag removal efficiency is low, and the filtering efficiency of the large-particle slag blocks of the muddy water circulation system is affected.

Therefore, how to provide a drum-type quarrying case, can realize automatic big stone screening, improve big stone filtration's efficiency, improve whole scarfing cinder's efficiency, have become the technical problem that the technical personnel of the art need to solve urgently.

Disclosure of utility model

In order to solve the technical problems, the application provides a roller-type quarrying box which can realize automatic large stone screening, improve the filtering efficiency of large stones and improve the integral slag removal efficiency.

The technical scheme provided by the application is as follows:

A drum quarrying box comprising: a separation box; a roller rollably disposed within the separator tank; the driving system is arranged on the separation box and is in transmission connection with the roller; one end of the roller is provided with a pulp inlet pipeline communicated with the outside; the whole drum is sequentially divided into a pulp discharging area and a stone discharging area, the pulp discharging area is positioned at one side of the pulp inlet pipeline, and a first hole group is arranged at the pulp discharging area of the drum; the stone discharging area of the roller is provided with a second hole group; the aperture of the second hole group is larger than that of the first hole group; a slurry discharging bin is arranged in the separation box and below the slurry discharging area, and Chu Dancang is arranged in the separation box and below the stone discharging area; the pulp discharging bin is communicated with the outside through a pulp discharging pipeline.

Further, in a preferred mode of the present utility model, the drum includes: a cylinder; a slurry inlet end cover arranged at one end of the cylinder; the driving end cover is arranged at the other end of the cylinder; the pulp inlet pipeline is communicated with the pulp inlet end cover; the driving end cover is provided with a transmission shaft connected with the driving system.

Further, in a preferred mode of the utility model, a screw mechanism is arranged in the cylinder, the screw mechanism forms a screw sheet shape, the screw mechanism rolls along with the cylinder, and the screw mechanism is used for driving stones in the slurry to move along a path from a slurry discharge area to a stone discharge area.

Further, in a preferred mode of the present utility model, the screw mechanism includes a plurality of screw plate structures, and the screw plate structures are spliced end to form the screw mechanism in a spiral shape.

Further, in a preferred mode of the present utility model, the spiral sheet structure is provided with a protruding connection structure for being inserted on the cylinder; the inner wall of the cylinder body is provided with a slot structure matched with the protruding connecting mechanism.

Further, in a preferred mode of the present utility model, a front cover is provided on the separation tank; the pulp inlet pipeline is arranged on the front cover; the front cover is provided with an outer sliding shaft sleeve; an inner sliding shaft sleeve is arranged on the slurry inlet end cover; the outer sliding shaft sleeve is in rolling fit connection with the inner sliding shaft sleeve.

Further, in a preferred mode of the utility model, an end cover sealing ring is arranged at the joint of the front cover and the separation box.

Further, in a preferred mode of the present utility model, a maintenance window cover is provided on the separation box; and a maintenance sealing ring is arranged at the joint of the maintenance window cover and the separation box.

Further, in a preferred mode of the present utility model, the separation tank is provided with a rear cover; a packing sleeve is arranged on the rear cover, and a packing sealing ring is arranged between the packing sleeve and the rear cover; a graphite packing and a lubricating oil ring are arranged in the packing sleeve, and the graphite packing and the lubricating oil ring are sequentially combined and installed; one side of the packing sleeve is provided with a packing gland used for tightly pressing and sealing the graphite packing and the lubricating oil ring; the transmission shaft penetrates through the graphite packing and is in transmission connection with the driving system.

Further, in a preferred mode of the present utility model, a gate is disposed below the Chu Dancang; and a gate sealing ring is arranged at the joint of the gate and the Chu Dancang.

Compared with the prior art, the technical scheme of the roller type quarrying box is provided. In the technical scheme, large stones in the slurry are screened out through a roller in a separation box; specifically, the roller is divided into a slurry discharge area and a stone discharge area, and as the diameter of the first hole group is smaller than that of the second hole group, the stone and mud water meeting the requirement of the slurry discharge pump on the aperture of the stone are discharged from the slurry discharge area firstly after the mud enters the roller; the rest big stone blocks enter the stone discharging area, and the diameter of the second hole group is larger than the largest stone block size, so that the rest big stone blocks can be discharged from the stone discharging area; further, small-size stones and slurry are collected through a slurry discharging bin, and large stones are collected through Chu Dancang; the screening of the large stone blocks of the shield mud is realized. According to the technical scheme provided by the utility model, automatic large stone screening can be realized, the filtering efficiency of the large stone is improved, and the integral slag removal efficiency is improved.

Drawings

In order to more clearly illustrate the embodiments of the application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a cross-sectional view of an overall structure of a drum-type quarrying case according to an embodiment of the present utility model;

fig. 2 is an exploded view of the overall structure of the drum-type quarrying case according to the embodiment of the present utility model;

FIG. 3 is a schematic view of a drum structure according to an embodiment of the present utility model;

fig. 4 is a front view of a drum-type quarrying box according to an embodiment of the present utility model.

Reference numerals:

A separation tank 1; 1.1 parts of a pulp discharging bin; chu Dancang 1.2.2; a slurry discharge pipeline 1.3; a drum 2; a cylinder 2.1; a slurry inlet end cover 2.2; a drive end cap 2.3; 2.4 parts of transmission shaft; an inner sliding sleeve 3; an outer sliding sleeve 4; an end cap seal ring 5; a rear cover 6; a front cover 7; a slurry inlet pipeline 7.1; a filler sleeve 8; a graphite packing 9; a lube ring 10; a packing seal 11; a packing gland 12; a drive system 13; a gate seal ring 14; a gate 15; maintaining the sealing ring 16; the window cover 17 is maintained.

Detailed Description

In order that those skilled in the art will better understand the technical solutions of the present application, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element; when an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "first," "second," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are merely for convenience in describing and simplifying the description based on the orientation or positional relationship shown in the drawings, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the application.

Furthermore, the terms "first," "second," and the like, 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. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" or "a number" means two or more, unless specifically defined otherwise.

It should be understood that the structures, proportions, sizes, etc. shown in the drawings are for the purpose of understanding and reading the disclosure, and are not intended to limit the scope of the application, which is defined by the claims, but rather by the claims, unless otherwise indicated, and that any structural modifications, proportional changes, or dimensional adjustments, which would otherwise be apparent to those skilled in the art, would be made without departing from the spirit and scope of the application.

As shown in fig. 1 to 4, a drum-type quarrying box according to an embodiment of the present application includes: a separation tank 1; a roller 2 rollably disposed in the separation tank 1; a driving system 13 arranged on the separation box 1 and connected with the roller 2 in a transmission way; wherein, one end of the roller 2 is provided with a pulp inlet pipeline 7.1 communicated with the outside; the whole drum 2 is sequentially divided into a pulp discharging area and a stone discharging area, the pulp discharging area is positioned at one side of the pulp inlet pipeline 7.1, and a first hole group is arranged at the pulp discharging area of the drum 2; the stone discharging area of the roller 2 is provided with a second hole group; the aperture of the second hole group is larger than that of the first hole group; a slurry discharging bin 1.1 is arranged below the slurry discharging area in the separation box 1, and Chu Dancang 1.2.2 is arranged below the stone discharging area in the separation box 1; the pulp discharging bin 1.1 is communicated with the outside through a pulp discharging pipeline 1.3.

Compared with the prior art, the utility model provides a technical scheme of a roller type quarrying box. Screening out large stones in the slurry through a roller in the separation box; specifically, the roller is divided into a slurry discharge area and a stone discharge area, and as the diameter of the first hole group is smaller than that of the second hole group, the stone and mud water meeting the requirement of the slurry discharge pump on the aperture of the stone are discharged from the slurry discharge area firstly after the mud enters the roller; the rest big stone blocks enter the stone discharging area, and the diameter of the second hole group is larger than the largest stone block size, so that the rest big stone blocks can be discharged from the stone discharging area; further, small-size stones and slurry are collected through a slurry discharging bin, and large stones are collected through Chu Dancang; the screening of the large stone blocks of the shield mud is realized. According to the technical scheme provided by the utility model, automatic large stone screening can be realized, the filtering efficiency of the large stone is improved, and the integral slag removal efficiency is improved.

Specifically, in a specific embodiment of the present utility model, the drum 2 includes: a cylinder 2.1; a pulp inlet end cover 2.2 arranged at one end of the cylinder body 2.1; a driving end cover 2.3 arranged at the other end of the cylinder 2.1; the pulp inlet pipeline 7.1 is communicated with the pulp inlet end cover 2.2; the drive end cover 2.3 is provided with a transmission shaft 2.4 connected with the drive system.

The cylinder is arranged in the separating box through the pulp inlet end cover and the driving end cover; the drive control of the external drive system to the roller is realized through the transmission shaft.

Specifically, in the embodiment of the present utility model, a screw mechanism is disposed in the cylinder 2.1, the screw mechanism forms a spiral sheet, the screw mechanism rolls along with the cylinder 2.1, and the screw mechanism is used for driving stones in the slurry to move along a path from the slurry discharge area to the stone discharge area.

The rolling of mortar in the roller can be promoted by the screw mechanism, the rolling efficiency of the mortar and stones in the mortar discharging area is improved, and the screening effect of the large stones is improved; namely, small stones and slurry with the diameter smaller than that of the first hole group can fully contact with the first hole group of the slurry discharging area, so that the discharging effect is improved; and then the large stone blocks which do not meet the working requirements of the slurry discharging pump are screened out.

Specifically, in a specific embodiment of the present utility model, the spiral mechanism includes a plurality of spiral sheet structures, and the spiral sheet structures are spliced end to form the spiral mechanism.

The assembly and disassembly efficiency is improved and the maintenance cost is reduced by the installation mode of the plurality of spiral sheet structures.

Specifically, in the specific embodiment of the utility model, the spiral sheet structure is provided with a convex connecting structure for being inserted on the cylinder 2.1; the inner wall of the cylinder body 2.1 is provided with a slot structure matched with the protruding connecting mechanism.

It should be noted that, through the cooperation mode of protruding coupling mechanism and slot structure, reduce the installation degree of difficulty, improve maintenance efficiency.

Specifically, in the embodiment of the present utility model, the separation tank 1 is provided with a front cover 7; the pulp inlet pipeline 7.1 is arranged on the front cover 7; the front cover 7 is provided with an outer sliding shaft sleeve 4; an inner sliding shaft sleeve 3 is arranged on the slurry inlet end cover 2.2; the outer sliding shaft sleeve 4 is in rolling fit connection with the inner sliding shaft sleeve 3.

The damping of rolling rotation is reduced and the rotation stability is improved by the cooperation of the inner sliding shaft sleeve and the outer sliding shaft sleeve.

Specifically, in the embodiment of the present utility model, an end cover sealing ring 5 is disposed at the connection position of the front cover 7 and the separation box 1.

Specifically, in the embodiment of the present utility model, the separation box is provided with a maintenance window cover 17; the connection part of the maintenance window cover 17 and the separation box 1 is provided with a maintenance sealing ring 16.

Specifically, in the embodiment of the present utility model, the separation tank 1 is provided with a rear cover 6; a packing sleeve 8 is arranged on the rear cover 6, and a packing sealing ring 11 is arranged between the packing sleeve 8 and the rear cover 6; a graphite packing 9 and a lubricating oil ring 10 are arranged in the packing sleeve 8, and the graphite packing 9 and the lubricating oil ring 10 are assembled and installed in sequence; a packing gland 12 for tightly closing the graphite packing 9 and the lubricating oil ring 10 is arranged on one side of the packing sleeve 8; the transmission shaft 2.4 penetrates through the graphite packing 9 and is in transmission connection with the driving system 13.

The friction of the transmission shaft can be reduced and the durability of the transmission shaft can be improved through the graphite packing in the packing sleeve.

Specifically, in the embodiment of the present utility model, a gate 15 is disposed below Chu Dancang 1.2.2; and a gate sealing ring 14 is arranged at the joint of the gate 15 and the Chu Dancang 1.2.2.

The large stone blocks separated from the quarrying box can be rapidly discharged through the gate.

It should be noted that, one embodiment of the quarrying case scheme provided by the application is as follows:

According to fig. 1 and 2, the drum-type quarrying box mainly comprises a separation box 1, a drum 2, an inner sliding shaft sleeve 3, an outer sliding shaft sleeve 4, an end cover 0-shaped ring (end cover sealing ring 5), a rear cover 6, a front cover 7, a packing sleeve 8, a graphite packing 9, a lubricating oil ring 10, a packing sleeve O-shaped ring (packing sealing ring 11), a packing gland 12, a driving system 13, a gate sealing ring 14, a gate 15, a maintenance window O-shaped ring (maintenance sealing ring 16), a maintenance window cover 17 and corresponding fasteners and connecting pipelines.

Wherein, the end cover 0-shaped ring 5, the rear cover 6 and the front cover 7 are installed and connected on the separating box 1 through fasteners; the outer sliding shaft sleeve 4 is matched and installed on the rear cover 6 and the front cover 7; the inner sliding shaft sleeve 3 is arranged at the corresponding position at the two ends of the roller 2 in a matching way, and the assembly of the roller 2 and the inner sliding shaft sleeve 3 is arranged at the assembly position of the outer sliding shaft sleeve 4 on the rear cover 6 and the front cover 7 in a matching way; the packing sleeve 8 and the packing sleeve O-shaped ring 11 are installed and connected on the rear cover 6 through fasteners; the graphite packing 9 and the lubricating oil ring 10 are arranged in the packing sleeve 8 in a corresponding sequence; the packing gland 12 is connected to the packing sleeve 8 through a fastener installation and compacts the graphite packing 9 and the lubricating oil ring 10 in the packing sleeve 8; the driving system 13 is connected to the rear cover 6 through a fastener installation and the driving output shaft is connected with the roller 2; the gate sealing ring 14 and the gate 15 are installed and connected to the bottom of the separation box 1 through fasteners; the maintenance window O-ring (maintenance seal 16) and the maintenance window cover 17 are attached to the three maintenance windows of the separation tank 1 by fastener mounting.

According to the method shown in fig. 2, a slurry slag block mixture enters a roller 2 through a slurry inlet pipeline 7.1 on a front cover 7, a driving system 13 drives the roller 2 to rotate, the slurry slag block mixture moves along with the roller 2, a small aperture on the roller 2 is the maximum passing particle size of a slurry discharge pump, the large aperture on the roller 2 is larger than the diameter of the slurry inlet pipeline 7.1, so that large slag blocks can be conveniently discharged, slag blocks with particle sizes smaller than the small aperture on the roller 2 in the slurry slag block mixture are separated from small apertures and fall into a slurry discharge bin 1.1 in a separation box 1, and then discharged from a slurry discharge pipeline 1.3 at the bottom of the rear end of the separation box 1 together with slurry, the slag blocks with particle sizes larger than the small aperture on the roller 2 in the slurry slag block mixture are driven to move towards a rear cover 6 through a screw mechanism in the roller 2, the bottom of the long aperture is the maximum passing particle size of the slurry discharge pump, the long aperture can be reduced through the long aperture at the bottom of the screw mechanism, the slag blocks with the particle sizes smaller than the height of the long aperture can move towards the rear cover 6, and thus the efficiency of the slurry slag blocks with the particle sizes larger than the particle sizes of the slurry and the slurry blocks can be fully separated from the slurry pump. Large-grain-size clinker moving towards the direction of the rear cover 6 is separated from the large holes on the roller 2 and falls into Chu Dancang 1.2.1 in the separating box 1, when the clinker in Chu Dancang 1.2 is full of the bin, the slurry inlet pipeline 7.1 is closed, the pressure in the separating box 1 is released to discharge slurry in the separating box 1, and then the gate 15 at the bottom of the separating box 1 is opened, because the structure of Chu Dancang 1.2.2 is a slope structure, the clinker can be automatically discharged from Chu Dancang 1.2.2, and the clinker is not required to be drawn out manually, so that the slag removal efficiency is improved, and the manual work amount in the quarrying box is reduced.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (7)

1. A roller stone quarrying box comprising:

A separation box (1);

A roller (2) arranged in the separation box (1) in a rolling way;

a driving system (13) which is arranged on the separation box (1) and is in transmission connection with the roller (2);

Wherein,

One end of the roller (2) is provided with a pulp inlet pipeline (7.1) communicated with the outside;

The whole drum (2) is sequentially divided into a pulp discharging area and a stone discharging area, the pulp discharging area is positioned at one side of the pulp inlet pipeline (7.1), and a first hole group is arranged at the pulp discharging area of the drum (2); the stone discharging area of the roller (2) is provided with a second hole group; the aperture of the second hole group is larger than that of the first hole group;

a slurry discharging bin (1.1) is arranged below the slurry discharging area in the separation box (1), and Chu Dancang (1.2) is arranged below the stone discharging area in the separation box (1);

The pulp discharging bin (1.1) is communicated with the outside through a pulp discharging pipeline (1.3); the drum (2) comprises:

A cylinder (2.1);

a slurry inlet end cover (2.2) arranged at one end of the cylinder body (2.1);

a driving end cover (2.3) arranged at the other end of the cylinder body (2.1);

The pulp inlet pipeline (7.1) is communicated with the pulp inlet end cover (2.2);

A transmission shaft (2.4) connected with the driving system is arranged on the driving end cover (2.3); a front cover (7) is arranged on the separation box (1);

The pulp inlet pipeline (7.1) is arranged on the front cover (7);

An outer sliding shaft sleeve (4) is arranged on the front cover (7);

an inner sliding shaft sleeve (3) is arranged on the slurry inlet end cover (2.2);

The outer sliding shaft sleeve (4) is in rolling fit connection with the inner sliding shaft sleeve (3); a rear cover (6) is arranged on the separation box (1);

a packing sleeve (8) is arranged on the rear cover (6), and a packing sealing ring (11) is arranged between the packing sleeve (8) and the rear cover (6);

A graphite packing (9) and a lubricating oil ring (10) are arranged in the packing sleeve (8), and the graphite packing (9) and the lubricating oil ring (10) are assembled and installed in sequence;

One side of the packing sleeve (8) is provided with a packing gland (12) for tightly pressing and sealing the graphite packing (9) and the lubricating oil ring (10);

The transmission shaft (2.4) penetrates through the graphite packing (9) and is in transmission connection with the driving system (13).

2. A drum quarrying tank as claimed in claim 1, wherein,

The stone removing device is characterized in that a spiral mechanism is arranged in the cylinder (2.1), the spiral mechanism is in a spiral sheet shape, the spiral mechanism rolls along with the cylinder (2.1), and the spiral mechanism is used for driving stones in slurry to move along a path from a slurry discharging area to a stone discharging area.

3. The drum quarrying box according to claim 2, wherein said screw means comprises a plurality of screw sheet structures, a plurality of said screw sheet structures being spliced end to form a screw like said screw means.

4. A drum quarrying box as claimed in claim 3, characterised in that said spiral sheet structure is provided with protruding connection means for insertion on said cylinder (2.1); the inner wall of the cylinder body (2.1) is provided with a slot structure matched with the protruding connecting mechanism.

5. A drum quarrying box as claimed in claim 1, characterised in that an end cap sealing ring (5) is arranged at the junction of said front cover (7) and said separator box (1).

6. A drum quarrying box as claimed in claim 1, characterised in that said separating box is provided with a maintenance window cover (17);

The connection part of the maintenance window cover (17) and the separation box (1) is provided with a maintenance sealing ring (16).

7. A drum quarrying box as claimed in claim 1, characterised in that a gate (15) is arranged below said Chu Dancang (1.2);

And a gate sealing ring (14) is arranged at the joint of the gate (15) and the Chu Dancang (1.2).