CN210264701U

CN210264701U - Rock pipe jacking machine

Info

Publication number: CN210264701U
Application number: CN201921064181.9U
Authority: CN
Inventors: 刘剑; 李向红; 陈伟; 袁竹; 耿小飞
Original assignee: Zhongyifeng Tunnel Engineering Co ltd; Zhongyifeng Construction Group Co Ltd
Current assignee: Zhongyifeng Tunnel Engineering Co ltd; Zhongyifeng Construction Group Co Ltd
Priority date: 2019-07-09
Filing date: 2019-07-09
Publication date: 2020-04-07
Anticipated expiration: 2029-07-09

Abstract

The utility model relates to a rock pipe jacking machine, by the blade disc, procapsid and back casing enclose to establish and form, include the cutting breaker who sets gradually along rock pipe jacking machine length direction, a drive uni, the built-in mud device of arranging of advancing, measure display device, hydraulic means and the electrical control device of rectifying, cutting breaker and drive arrangement rotatable coupling, cutting breaker and built-in mud device of advancing arrange through advancing the sediment hole intercommunication, measure display device and set up in the front on the casing, cutting breaker encloses to establish by blade disc and procapsid and forms, hydraulic means and the electrical control device of rectifying set up in the back casing, electrical control device is used for driving the rotatory cutting of cutting breaker according to the demonstration control drive arrangement who measures display device. The utility model has the advantages of satisfy silt, middlings, strong-weak lime lava push pipe operation simultaneously, the cutter is changed to inside, adopts the form that multiple sealed combination got up and is furnished with lubricating grease and improves sealed reliability.

Description

Rock pipe jacking machine

Technical Field

The utility model relates to a push bench technical field, especially a rock push bench.

Background

Different pipe pushing machines can work under different construction conditions, such as buildings, streets, highways, railways, traffic, rivers, lakes, levees, revetments and the like on the ground, and underground soil covering depth, water and soil pressure, various structures, various public pipelines, bridge piles, obstacles which may be met and the like.

At present, the pipe jacking machine only aims at the construction operation of a soft soil layer, does not need to replace a cutter for operation, and has less construction on a long-distance composite soil layer, especially on a hard rock layer with the uniaxial compressive strength of more than 100 MPa.

To this end, we have developed a rock push bench to solve the above disadvantages.

Disclosure of Invention

The utility model aims at overcoming prior art's not enough and provide a rock push bench, have the secondary crushing and prevent that the disintegrating slag from flowing backward, inside change cutter adopts the form that multiple sealed combination got up and is furnished with lubricating grease and improves advantages such as sealed reliability.

In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a rock push bench encloses by blade disc, procapsid and back casing and establishes and form, includes the edge rock push bench length direction advances row's mud device, measurement display device, hydraulic means and the electrical control device of rectifying in advancing that set gradually, cutting breaker with drive arrangement swivelling joint, cutting breaker with advance row's mud device in the built-in through advancing the sediment hole intercommunication, it sets up to measure display device on the procapsid, cutting breaker encloses to establish by blade disc and procapsid and forms, hydraulic means and electrical control device of rectifying set up in the back casing, electrical control device basis measure display device's display control drive arrangement is used for the drive cutting breaker spin-cutting.

Preferably, still be equipped with the broken billet of a plurality of blade disc brackets and a plurality of casings on the cutting breaker, the blade disc bracket with the broken billet parallel arrangement of casing, the broken billet of casing with procapsid formula structure as an organic whole, the broken billet of casing to back casing direction slope sets up, the blade disc bracket with the blade disc encloses to establish into broken storehouse, the blade disc bracket with blade disc formula structure as an organic whole, be equipped with the first sediment hole of advancing of equipartition on the broken billet of casing, the procapsid with it advances the sediment hole to be equipped with the second between the drive arrangement.

Preferably, the cutter head is provided with 7 double-edged hobs, 5 single-edged hobs, 12 front scrapers and 4 edge scrapers, 6 double-edged hobs are arranged on a symmetrical shaft of the cutter head in the vertical direction at equal intervals, the other double-edged hob and 5 single-edged hobs are distributed on the circumference of the cutter head in a snowflake shape, the double-edged hob is arranged in the one-click direction of the cutterhead, the double-edged hob and the single-edged hob are respectively clamped through a clamping component, the front scraper and the edge scraper are symmetrically arranged by taking the axes of the 6 double-edged hobs as the center, the edge scrapers are arranged close to the outer circumference of the cutter head, 10 front scrapers are arranged in the horizontal direction of the cutter head, and the other 2 scrapers are arranged in the vertical direction of the cutter head, and the front scraper and the edge scraper are respectively fixed on the cutter head through screws.

Preferably, clamping assembly includes a cavity latch segment, a locking bolt, a foraminiferous U type support and a dismantlement bolt, locking bolt passes the latch segment will twolip hobbing cutter perhaps the twolip hobbing cutter is fixed on the blade disc, the dismantlement bolt passes in proper order U type support with the latch segment will twolip hobbing cutter perhaps the twolip hobbing cutter is demolishd.

Preferably, built-in row's of advancing mud device includes the sump and arranges the sediment pipeline, the sump by procapsid and a compartment board enclose to establish and form, the cross-section of procapsid is the I shape, the compartment board sets up the procapsid is kept away from the one end of blade disc, the stirring rod has set firmly on the procapsid, the upper and lower end of compartment board is equipped with manhole tool changing passageway and row's sediment passageway respectively, arrange the sediment pipeline with arrange the sediment access connection, arrange the last valve that is equipped with of sediment pipeline, be equipped with the stirring rod in the sump, the stirring rod is fixed on the procapsid inner wall, be equipped with an apron on the manhole tool changing passageway.

Preferably, an O-shaped sealing ring and a Y-shaped sealing ring are pressed between the front housing and the rear housing, a grease hole is formed in the rear housing, the grease hole is formed between the O-shaped sealing ring and the Y-shaped sealing ring, a housing wall grouting hole is formed in the front housing, and the housing wall grouting hole is formed in one end, close to the rear housing.

Preferably, the deviation rectifying hydraulic device comprises a deviation rectifying power station and a plurality of deviation rectifying oil cylinders, the deviation rectifying oil cylinders are fixed on the front shell and the rear shell in a shape like a Chinese character 'jing', and the deviation rectifying power station is arranged on the inner wall of the rear shell.

Preferably, the electrical control device is arranged on one side of the deviation rectifying power station and is fixed on the rear shell.

Preferably, the driving device comprises a plurality of driving motors, and the driving motors drive the cutter head to rotate for cutting.

Preferably, an outer ring and a snowboard are arranged at one end of the front shell, which is far away from the rear shell, and the snowboard is abutted to the outer ring.

Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:

1. meanwhile, the requirements of the pipe jacking operation of the lava with silt, medium sand and strong-weak lime are met;

2. the cutter replacing operation is carried out inside;

3. the sealing reliability is improved by adopting a combination mode of various seals and matching lubricating grease;

4. a secondary crushing mechanism of the cutting and crushing device;

5. prevent the external slag from flowing backwards.

Drawings

FIG. 1 is a cross-sectional view of a rock push bench according to the present invention;

FIG. 2 is a left side view of the rock pipe push bench of the present invention;

fig. 3 is a schematic structural view of the clamping assembly of the present invention;

fig. 4 is an enlarged schematic view of a position a in fig. 1 of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

In the attached drawings 1-4, a rock pipe jacking machine is formed by enclosing a cutter head 11, a front shell 12 and a rear shell 22, and comprises a cutting and crushing device 1, a driving device 2, a machine-in mud feeding and discharging device 3, a measurement and display device 4, a deviation-correcting hydraulic device 5 and an electric control device 6 which are sequentially arranged along the length direction of the rock pipe jacking machine, wherein the cutting and crushing device 1 is rotatably connected with the driving device 2, the cutting and crushing device 1 is communicated with the machine-in mud feeding and discharging device 3 through a slag inlet, the measurement and display device 4 is arranged on the front shell 12, the cutting and crushing device 1 is formed by enclosing the cutter head 11 and the front shell 12, the deviation-correcting hydraulic device 5 and the electric control device 6 are arranged in the rear shell 22, and the electric control device 6 controls the driving device 2 to drive the cutting and crushing device 1 to rotate and cut. The measurement display device 4 includes a measurement target provided on the front case 12, and an inclinometer and a pressure gauge provided inside the front case 12.

Still be equipped with the broken billet 15 of a plurality of blade disc brackets 14 and a plurality of casing on the cutting breaker 1, the broken billet 15 parallel arrangement of the broken billet of blade disc bracket 14 and casing, the broken billet 15 of casing and the 12 formula structures as an organic whole of procapsid, the broken billet 15 of casing sets up to the slope of 22 orientations of back casing, blade disc bracket 14 encloses with blade disc 11 and establishes into broken storehouse 10,

blade disc bracket

14 and 11 formula structures as an organic whole of blade disc, be equipped with the first sediment hole 16 that advances of equipartition on the broken billet 15 of casing, it advances sediment hole 17 to be equipped with the second between procapsid 12 and the drive arrangement 2. The cutter head bracket 14 secondarily crushes the crushed slag cut by the cutter head 11. An outer ring 124 and a snowboard 125 are provided at an end of the front housing 12 remote from the rear housing 22, the snowboard 125 abutting the outer ring 124. Prevent the external slag of silt, medium sand and strong-weak lime lava from flowing backwards in the operation process.

The driving device 2 comprises 4 driving motors 21, and the driving motors 21 drive the cutter head 11 to rotate for cutting.

Be equipped with 7 twolip hobbing cutters 111 on the

blade disc

11, 5

twolip hobbing cutters

112, 12

front scrapers

113 and 4

edge scrapers

114, 6 twolip hobbing cutters 111 level equidistant setting is on the symmetry axis of blade disc 11 vertical direction, another

twolip hobbing cutter

111 and 5 twolip hobbing cutters 112 are snowflake form and distribute on the circumference of blade disc 11, be equipped with twolip hobbing cutter 111 in one clock direction of blade disc 11, twolip hobbing cutter 111 and twolip hobbing cutter 112 respectively press from both sides through a clamping component and press from both sides tightly, front scrapers 113 and edge scrapers 114 use 6 twolip hobbing cutter 111 axes to be the center and be the symmetry setting, edge scrapers 114 are close to the outer circumference setting of

blade disc

11, 10 twolip scrapers 113 set up on the horizontal direction of

blade disc

11, and 2 other settings are on the vertical direction of blade disc 11, front scrapers 113 and edge scrapers 114 pass through the fix on blade disc 11 respectively. The clamping assembly comprises a hollow locking block 117, a locking bolt 118, a U-shaped bracket 115 with a hole and a dismounting bolt 116, wherein the locking bolt 118 penetrates through the locking block 117 to fix the double-edged hob 111 or the single-edged hob 112 on the cutterhead 11, and the dismounting bolt 116 penetrates through the U-shaped bracket 115 and the locking block 117 in sequence to dismount the double-edged hob 111 or the single-edged hob 112.

The built-in sludge feeding and discharging device 3 comprises a sludge water bin 30 and a slag discharging pipeline 33, the sludge water bin 30 is formed by enclosing a front shell 12 and a partition plate 32, the cross section of the front shell 12 is I-shaped, the partition plate 32 is arranged at one end, far away from a cutter head 11, of the front shell 12, a stirring rod 31 is fixedly arranged on the front shell 12, the upper end and the lower end of the partition plate 32 are respectively provided with a manhole tool changing channel 321 and a slag discharging channel 322, the slag discharging pipeline 33 is connected with the slag discharging channel 322, a valve 35 is arranged on the slag discharging pipeline 33, a stirring rod 31 is arranged in the sludge water bin 30, the stirring rod 31 is fixed on the inner wall of the front shell. The operator performs tool changing work through the manhole tool changing passage 321.

An O-ring and a Y-ring are pressed between the front housing 12 and the rear housing 22, a grease hole 43 is provided in the rear housing 22, the grease hole 43 is provided between the O-ring and the Y-ring, a housing wall grouting hole 121 is provided in the front housing 12, and the housing wall grouting hole 121 is provided near one end of the rear housing 22. The form in which the seals are combined and the grease hole 43 are filled with grease to improve the reliability of the seals.

The deviation rectifying hydraulic device 5 comprises a deviation rectifying power station 52 and a plurality of deviation rectifying oil cylinders 51, wherein the deviation rectifying oil cylinders 51 are fixed on the front shell 12 and the rear shell 22 in a cross shape, and the deviation rectifying power station 52 is arranged on the inner wall of the rear shell 22.

The electric control device 6 is provided on the correction power station 52 side and is fixed to the rear case 22.

The rock push bench has the advantages of secondary crushing, slag backflow prevention, cutter replacement inside, adoption of various sealing combination modes, improvement of the reliability of a sealing piece due to the fact that lubricating grease is matched and the like.

The above is only a specific application example of the present invention, and does not constitute any limitation to the protection scope of the present invention. All the technical solutions formed by equivalent transformation or equivalent replacement fall within the protection scope of the present invention.

Claims

1. The utility model provides a rock pipe jacking machine encloses by blade disc, procapsid and back casing and establishes and form its characterized in that: include the edge cutting breaker, drive arrangement, built-in row's of going into mud device, measurement display device, hydraulic means and the electrical control device that rock pipe jacking machine length direction set gradually, cutting breaker with drive arrangement rotatable coupling, cutting breaker with built-in row's of going into mud device is through advancing the sediment hole intercommunication, it sets up to measure display device on the procapsid, cutting breaker encloses to establish by blade disc and procapsid and forms, hydraulic means and the electrical control device setting of rectifying are in the back casing, electrical control device basis measure display device's display control drive arrangement is used for the drive cutting breaker rotary cutting.

2. The rock push bench of claim 1, characterized in that, still be equipped with a plurality of blade disc brackets and a plurality of broken billet of casing on the cutting breaker, the blade disc bracket with the broken billet parallel arrangement of casing, the broken billet of casing with procapsid formula structure as an organic whole, the broken billet of casing to back casing direction slope sets up, the blade disc bracket with the blade disc encloses and establishes into broken storehouse, the blade disc bracket with blade disc formula structure as an organic whole, be equipped with the first sediment hole of advancing of equipartition on the broken billet of casing, the procapsid with be equipped with the second between the drive arrangement and advance the sediment hole.

3. The rock pipe pushing jack of claim 2, wherein 7 double-edged hobs, 5 single-edged hobs, 12 front scrapers and 4 edge scrapers are arranged on the cutter head, 6 double-edged hobs are arranged on a symmetrical axis of the cutter head in the vertical direction at equal intervals, another double-edged hob and 5 single-edged hobs are distributed on the circumference of the cutter head in a snowflake shape, one double-edged hob is arranged in one clock direction of the cutter head, the double-edged hob and the single-edged hob are respectively clamped through a clamping assembly, the front scrapers and the edge scrapers are symmetrically arranged by taking 6 double-edged hob axes as centers, the edge scrapers are arranged close to the outer circumference of the cutter head, 10 front scrapers are arranged in the horizontal direction of the cutter head, and the other 2 scrapers are arranged in the vertical direction of the cutter head, the front scraper and the edge scraper are respectively fixed on the cutter head through screws.

4. The rock push bench of claim 3 wherein said clamping assembly comprises a hollow locking block, a locking bolt, a perforated U-shaped bracket and a removal bolt, said locking bolt passing through said locking block to secure said double-edged hob or said single-edged hob to said cutterhead, said removal bolt passing through said U-shaped bracket and said locking block in sequence to remove said double-edged hob or said single-edged hob.

5. The rock pipe pushing jack of claim 1, wherein the built-in mud feeding and discharging device comprises a mud sump and a slag discharging pipeline, the mud sump is formed by enclosing the front housing and a bulkhead, the cross section of the front housing is in an I shape, the bulkhead is arranged at one end of the front housing, which is far away from the cutter head, a stirring rod is fixedly arranged on the front housing, the upper end and the lower end of the bulkhead are respectively provided with a manhole tool changing channel and a slag discharging channel, the slag discharging pipeline is connected with the slag discharging channel, a valve is arranged on the slag discharging pipeline, a stirring rod is arranged in the mud sump, the stirring rod is fixed on the inner wall of the front housing, and a cover plate is arranged on the manhole tool changing channel.

6. The rock push bench of claim 5 wherein an O-ring and a Y-ring are compressed between the front housing and the rear housing, wherein the rear housing has a grease hole disposed therebetween, and wherein the front housing has a housing wall grout hole disposed proximate to an end of the rear housing.

7. The rock pipe jacking machine of claim 6, wherein said deviation rectifying hydraulic means comprises a deviation rectifying power station and a plurality of deviation rectifying cylinders, said deviation rectifying cylinders are fixed to said front shell and said rear shell in a matrix, said deviation rectifying power station is disposed on an inner wall of said rear shell.

8. The rock push bench of claim 7 wherein the electrical control device is located on one side of the corrective power station and is fixed to the rear housing.

9. The rock push bench of claim 8 wherein said drive means includes a plurality of drive motors, said drive motors driving said cutter head to rotate for cutting.

10. The rock push bench of claim 1 wherein the front housing has an outer ring at an end thereof remote from the rear housing, and a ski is provided below the front housing at an end thereof remote from the rear housing, the ski being disposed within 120 degrees of a bottom end of the front housing, the ski abutting against the outer ring.