CN112360488B

CN112360488B - Push bench cutter head with rotary disc capable of scraping soil

Info

Publication number: CN112360488B
Application number: CN202011269434.3A
Authority: CN
Inventors: 唐飞; 邹子良; 吕庆洲; 唐佳乐
Original assignee: Anhui Tangxing Equipment Technology Co Ltd
Current assignee: Anhui Tangxing Equipment Technology Co Ltd
Priority date: 2020-11-13
Filing date: 2020-11-13
Publication date: 2022-10-21
Anticipated expiration: 2040-11-13
Also published as: CN112360488A

Abstract

The invention discloses a push bench cutter head with a rotary table capable of scraping soil, which comprises: tool bit, carousel, casing, assembly jig connection installation department and power pack, tool bit are cylindrical, and the carousel is fixed in the casing and can rotate in its inside, and casing control carousel and tool bit rotate and for push bench integral support, and the carousel rear end includes: soil discharge opening, soil discharge opening and earth contact and during soil discharge opening can fall the soil discharging device along soil discharge opening, the through-hole is whole machine hollow portion, and the tool bit includes: the soil cutting machine comprises a partition plate through hole, blades, a partition plate, a steel shell, an opening part and a short rod, wherein the partition plate through hole is in contact with soil, the diameter of the partition plate through hole is equal to the width of the blades, the blades are fixed on the partition plate and used for cutting the soil in the circumferential direction, the partition plate is fixed on the steel shell and used for fixing the blades and a soil discharging plate.

Description

Push bench cutter head with rotary disc capable of scraping soil

Technical Field

The invention relates to the technical field of pipe push bench cutterheads, in particular to a pipe push bench cutterhead with a rotary table capable of scraping soil.

Background

At present, the push bench cutter disc divide into roller cutter and cutter comparatively general, and the accessible carousel rotates and takes the tool bit to cut, and the tool bit also can cut by autorotation, and the tunnel shape of its cutting differs, and based on whole push bench appearance, they still have adhesion and the jam of earth in cutting process, influence the efficiency of cutting.

(patent document) JP1994017918Y2 (grant No.) cutting tunnel and cutting tunnel construction method, disclosing a push bench cutter head for cutting earth cutting tunnels in an integral ring shape, however, this design has the following problems and disadvantages:

1. the cutter head of the pipe jacking machine can be attached with soil, so that the cutting efficiency is influenced;

2. the pipe jacking machine has poor soil discharging effect, soil is easy to block machinery to influence the process of excavating a tunnel and abrade a cutter head;

thus, the prior art has drawbacks.

Disclosure of Invention

Therefore, the present invention has been made in view of the above problems, and an object of the present invention is to solve the problem of cutting efficiency reduction due to the dirt adhered to the blades when the cutter head cuts by scraping the dirt off the blades with the turntable. The invention realizes the purpose through the following technical scheme:

a push bench cutter head with a rotary disc capable of scraping soil comprises: the push bench comprises a push bench body, a cutter head, a rotary table and a shell, wherein the cutter head is cylindrical, one half of the structure of the cutter head is fixed in the rotary table, the rotary table is fixed in the shell and can rotate in the shell, and the shell controls the rotary table and the cutter head to rotate and supports the push bench body;

the carousel rear end includes: the soil discharging port is in contact with soil, the soil can fall into the soil discharging device along the soil discharging port, and the through hole is a hollow part of the whole machine;

the cutter head includes: the cutting machine comprises a partition plate through opening, blades, partition plates, a steel shell, an opening part and a short rod, wherein the partition plate through opening is in contact with soil, the diameter of the partition plate through opening is equal to the width of the blades, the blades are fixed on the partition plates and used for cutting the soil in the circumferential direction, the partition plates are fixed on the steel shell and used for fixing the blades and a soil discharging plate, one half of the steel shell is fixed on a turntable, the other half of the steel shell is exposed outside, the opening part is in contact with the soil and used for limiting the soil, the opening part is located at the tail end inside a cutter head and located inside the turntable, and the short rod is located on the steel shell;

the said dumping plate includes: the prismatic scraper is arranged between the two clapboards in the cutter head and moves soil through rotation, and the convex part is fixed on the soil discharging plate and limited in the clapboards;

the cutter head includes inside: the scraper motor is positioned in the soil discharging plate between the two partition plates and used for driving the prismatic scraper to rotate, and the cutter motors are respectively positioned in the two partition plates and respectively control the cutter motors in the two partition plates to drive the blades on the two sides;

the housing includes inside: the control motor is fixed inside the outer steel shell and respectively controls the rotation of the motors in the two partition plates and the soil discharging plate, the soil discharging device is fixed inside the shell and used for discharging soil cut by the cutter head, and the control turntable at the front end of the outer steel shell does not loosen when rotating.

The invention has the following beneficial effects:

1. half of each cutter head is embedded into the rotary table, and when the cutter blades rotate to cut soil, the soil attached to the surfaces of the cutter heads can be scraped by the rotary table;

2. the cutter head can rotate clockwise or anticlockwise, so that the abrasion of the cutter head is reduced;

3. according to the invention, the soil discharging plate device is added in each cutter head, and soil cut by the cutter head can be conveyed to the soil discharging port through the rotation of the soil discharging plate, so that the interior of the cutter head is not blocked, and the efficiency is improved.

Drawings

FIG. 1 is an overall schematic view of a pipe pushing jack cutterhead with a turntable capable of scraping soil according to the present invention.

FIG. 2 is a rear end schematic view of a turntable of a pipe push bench cutter head capable of scraping soil by the turntable.

FIG. 3 is a schematic view of a cutter head of a pipe push bench cutter with a rotary table capable of scraping soil according to the present invention.

FIG. 4 is a schematic view of a soil discharging plate device of a pipe pushing jack cutterhead with a rotary disc capable of scraping soil according to the present invention.

FIG. 5 is a schematic view of the inside of a cutter head of a push bench cutter head with a rotary table capable of scraping soil according to the present invention.

FIG. 6 is a schematic view of the inside of a shell of a pipe push bench cutterhead with a rotary table capable of scraping soil.

Description of reference numerals:

100. the pipe jacking machine is integral; 110. a cutter head; 111. a prismatic squeegee; 112. a convex portion; 113. a squeegee motor; 114. a cutter motor; 120. a turntable; 130. a housing; 140. a soil discharge port; 150. a port; 1. a partition plate through opening; 2. a blade; 3. a partition plate; 4. a steel shell; 5. an opening part; 6. a short bar; 7. a soil discharging plate; 11. controlling the motor; 12. a soil discharging device; 13. and (4) an outer steel shell.

Detailed Description

Preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings, so that those embodiments can be easily implemented by those having ordinary skill in the art to which the present invention pertains; the present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein; in addition, in order to more clearly describe the present invention, components not connected to the present invention will be omitted from the drawings.

As shown in fig. 1, a pipe pushing jack cutterhead with a turntable capable of scraping soil comprises: the push bench comprises a push bench body 100, a cutter head 110, a rotary table 120 and a shell 130;

the cutter head 110 is cylindrical, and one half of the structure of the cutter head is fixed in the turntable 120;

the turntable 120 is fixed in the housing 130 and can rotate inside the housing;

the shell 130 controls the rotation of the rotary table 120 and the cutter head 110 and is used for integrally supporting the push bench;

as shown in fig. 2, the rear end of the turntable 120 includes: a soil discharge port 140 and a through port 150;

the soil discharge opening 140 is in contact with soil and the soil falls into the soil discharging device 12 along the soil discharge opening 140;

the through hole 150 is a hollow part of the whole machine, is contacted with soil and limits the soil;

as shown in fig. 3, the cutter head 110 includes: the cutting device comprises a partition plate through opening 1, a blade 2, a partition plate 3, a steel shell 4, an opening part 5 and a short rod 6;

the partition plate through hole 1 is in contact with soil, and the diameter of the partition plate through hole is equal to the width of the blade 2;

the blade 2 is fixed on the clapboard 3 and is used for cutting soil in the circumferential direction;

the clapboard 3 is fixed on the steel shell 4 and fixes the blade 2 and the dumping plate 7;

one half of the steel shell 4 is fixed on the turntable 120, and the other half is exposed outside;

the opening part 5 is in contact with soil and limits the soil, is positioned at the tail end in the cutter head 110 and is positioned in the turntable 120;

the short rod 6 is positioned on the steel shell 4 and can be extended and retracted, so that the tool bit 110 is fixed to prevent the tool bit from loosening;

as shown in fig. 4, the moldboard 7 includes: prismatic blades 111, protrusions 112;

the prismatic scraper 111 is arranged between the two clapboards 3 in the cutter head 110 and moves soil through rotation;

the convex part 112 is fixed on the soil discharging plate 7 and limited in the clapboard 3;

as shown in fig. 5, the interior of the cutter head 110 includes: a squeegee motor 113, a cutter motor 114;

the scraper motor 113 is positioned in the soil discharging plate 7 between the two partition plates 3 and is used for driving the prismatic scraper 111 to rotate;

the cutter motors 114 are respectively positioned inside the two partition plates 3, and the cutter motors 114 in the two partition plates 3 are respectively controlled to drive the blades 2 at the two sides;

as shown in fig. 6, the inside of the housing 130 includes: a control motor 11, a dumping device 12 and an outer steel shell 13;

the control motor 11 is fixed in the outer steel shell 13 and respectively controls the rotation of the motors in the two partition plates 3 and the soil discharging plate 7;

the soil discharging device 12 is fixed inside the housing 130 to discharge soil cut by the cutter head 110;

the front control turntable 120 of the outer steel shell 13 does not loosen during rotation;

the working principle of the invention is as follows:

the pipe pushing jack is suitable for soft soil excavation, the whole pipe pushing jack 100 is pushed by an external machine (such as a hydraulic rod), the cutter head 110 is pushed into soil, pushing is stopped at the moment, the rotary disc 120 can rotate clockwise or anticlockwise, when a cutter head is looked forward, if clockwise cutting is carried out, the cutter blade 2 on one cutting side controls the motor 113 in the partition plate 3 on one cutting side to drive the cutter blade to rotate through the control motor 11, the motor 113 in the soil discharging plate 7 is controlled by the control motor 11 to rotate at a slower speed relative to the cutter blade 2 to discharge soil, meanwhile, the motor 113 in the partition plate 3 on the other cutting side is controlled by the control motor 11 to drive the cutter blade to stop at the position of the partition plate through hole 1 to stop soil in the cutter head 110 from flying out, the hydraulic rod is continuously pushed (the same way when anticlockwise cutting is carried out), when the rotary disc 120 is controlled by the control motor 11 to rotate circumferentially, the cutter head 110 and the soil are cut, the distance between the cutter blade 2 and the rotary disc 120 is smaller, and when the cutter blade 2 accumulates a certain amount of soil, the soil attached to the cutter blade 2 is reduced.

Claims

1. A push bench cutter head with a rotary disc capable of scraping soil comprises: the push bench comprises a push bench body (100), a cutter head (110), a rotary table (120) and a shell (130); the method is characterized in that: the cutter head (110) is cylindrical, half of the cutter head (110) is positioned on the inner side of the rotary disc (120), the other half of the cutter head (110) is positioned on the outer side of the rotary disc (120), the rotary disc (120) is fixed in the shell (130) and can rotate in the shell, and the rear end of the rotary disc (120) comprises: soil discharge mouth (140), through opening (150), soil discharge mouth (140) are provided with the multiunit, and soil discharge mouth (140) evenly distributed is put at the rear end of carousel (120), and the central point that sets up in carousel (120) is put through opening (150), and through opening (150) are whole machine hollow portion, and tool bit (110) include: baffle opening (1), blade (2), baffle (3), box hat (4), opening (5), quarter butt (6), dumping board (7), baffle opening (1) even distribution is on baffle (3), one side in baffle (3) is fixed in blade (2), the inside in box hat (4) is fixed in baffle (3), the internally mounted of two sets of baffles (3) has dumping board (7), half of box hat (4) is fixed on carousel (120), outside exposes another half, opening (5) are located inside tool bit (110) inside tail end and are located carousel (120), quarter butt (6) are located the both ends of box hat (4), dumping board (7) include: prismatic scraper blade (111), protruding portion (112), prismatic scraper blade (111) are in the middle of two baffles (3) in tool bit (110), and one side of protruding portion (112) contacts with baffle (3), and the inside of tool bit (110) includes: scraper motor (113), cutter motor (114), inside scraper motor (113) is located the castrating plate (7) in the middle of two baffles (3), and the output shaft and the prismatic scraper blade (111) of scraper motor (113) are connected, and cutter motor (114) are located inside two baffles (3) respectively, and the inside of casing (130) includes: the soil discharging device comprises a control motor (11), a soil discharging device (12) and an outer steel shell (13), wherein the control motor (11) is fixed inside the outer steel shell (13) and respectively controls the rotation of motors in two partition plates (3) and a soil discharging plate (7), and the soil discharging device (12) is fixed inside a shell (130).

2. The push bench cutter head of claim 1, wherein: the diameter of the partition plate through opening (1) is equal to the width of the blade (2).

3. The push bench cutter head of claim 1, wherein: two groups of convex parts (112) are arranged and are respectively positioned at two sides of the prismatic scraper blade (111), and the prismatic scraper blade (111) is in a four-corner structure.