CN219316953U

CN219316953U - Detachable shield constructs quick-witted wear-resisting blade disc

Info

Publication number: CN219316953U
Application number: CN202223269922.1U
Authority: CN
Inventors: 李莉
Original assignee: Tianjin Ruitong Machinery Co ltd
Current assignee: Tianjin Ruitong Machinery Co ltd
Priority date: 2022-12-07
Filing date: 2022-12-07
Publication date: 2023-07-07
Anticipated expiration: 2032-12-07

Abstract

The utility model relates to the technical field of shield machines and discloses a detachable wear-resistant cutter head of a shield machine, which comprises a shield machine, wherein a transmission device is arranged in the shield machine, a cutter head is arranged on an output shaft of the transmission device, a connecting column is fixedly connected to an output shaft of the transmission device, the cutter head is fixedly connected with a connecting cylinder on the inner wall of the connecting column, a threaded ring is arranged in the connecting cylinder, a bolt is connected to the internal threads of the threaded ring, a spring is fixedly connected to the inner wall of the connecting cylinder, a pressing block is fixedly connected to one end of the spring opposite to the bolt, and a limit column is fixedly connected to the inside of the pressing block. The utility model can ensure the stability of the cutter head, is convenient for disassembling the cutter head and ensures the use effect of the cutter head.

Description

Detachable shield constructs quick-witted wear-resisting blade disc

Technical Field

The utility model relates to the technical field of shield machines, in particular to a detachable wear-resistant cutter head of a shield machine.

Background

The shield tunneling machine is a special engineering machine for tunneling, has the functions of excavating and cutting soil mass, conveying soil slag, splicing tunnels, lining, measuring, guiding, correcting deviation and the like, is in direct contact with an excavating surface in the use process of the shield tunneling machine, is easy to wear after long-time use, and therefore needs to be detached and maintained or replaced, and has a large size in the wear-resistant cutterhead, so that more bolts need to be connected for guaranteeing the stability on the shield tunneling machine, and the detachment difficulty is improved.

Disclosure of Invention

The utility model aims to solve the problems that in the prior art, the cutter head is easy to wear after long-time use, so that disassembly maintenance or replacement is needed, the size of the wear-resistant cutter head is large, and in order to ensure the stability on a shield machine, more bolts are needed to be connected, so that the disassembly difficulty is improved, and provides the detachable wear-resistant cutter head for the shield machine.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a detachable shield constructs wear-resisting blade disc of machine, includes the shield constructs the machine, the inside of shield constructs the machine is equipped with transmission, be equipped with the blade disc on transmission's the output shaft, fixedly connected with spliced pole on transmission's the output shaft, the blade disc is located the inner wall fixedly connected with connecting cylinder of spliced pole, the inside of connecting cylinder is equipped with the screwed ring, the inside threaded connection of screwed ring has the bolt, the inner wall fixedly connected with spring of connecting cylinder, the spring is for the one end fixedly connected with briquetting of bolt, the inside fixedly connected with spacing post of briquetting, the outside at the spacing post is established to the spring housing, the spacing groove has been seted up to the inside of spliced pole, the spacing post is pegged graft and is set up the inside at the spacing groove.

Preferably, one end of the bolt positioned in the connecting cylinder is arranged in a semicircular shape, and the side wall of the bottom end of the pressing block is arranged in an arc surface.

Preferably, the edge of shield constructs quick-witted has seted up annular spout, the inner wall slip of annular spout is equipped with the slider, the edge of blade disc is located the fixed connecting rod that has of inner wall of slider, the slot has been seted up to the inside of slider, the connecting rod extends to the inside of slot, the cavity has been seted up to the inside of connecting rod, the connecting rod is located the inner wall rotation of cavity and is connected with the bull stick, fixedly connected with gag lever post on the pole wall of bull stick, the fan-shaped groove has been seted up to the inside of slider, the gag lever post extends to the inside of fan-shaped groove, the pole wall top of gag lever post tightly sets up the inside in the fan-shaped groove.

Preferably, the inside rotation of connecting rod is connected with the screw thread stem, threaded connection has the screw thread sleeve on the wall of screw thread stem, articulated on the section of thick bamboo wall of screw thread sleeve is equipped with the movable block, the inner wall of gag lever post begins to have the spout, the movable block slides the inner wall that sets up at the spout.

Preferably, the connecting rod is located the inner wall of screw sleeve and begins to have the bar groove, the inside slip in bar groove is equipped with the guide block, guide block fixed connection is on the section of thick bamboo wall of screw sleeve.

Compared with the prior art, the utility model provides the detachable wear-resistant cutter head of the shield machine, which has the following beneficial effects:

1. the detachable shield machine wear-resistant cutterhead rotates out of the outer side of the connecting cylinder along the threaded ring through the bolt, so that the pressing block and the limiting column are contracted into the connecting cylinder under the influence of spring force, and the cutterhead can be separated from the connecting column.

2. The detachable shield machine wear-resistant cutterhead enables the threaded sleeve to move along the rod wall of the threaded rotary handle by rotating the threaded rotary handle, and can rotate and shrink to the cavity inner wall of the connecting rod along the rod wall of the rotating rod by pulling the limiting rod through the movable block.

The device has the advantages that the device has no parts which are the same as or can be realized by adopting the prior art, the use stability of the cutterhead can be ensured, the disassembly treatment of the cutterhead is convenient, and the use effect of the cutterhead is ensured.

Drawings

Fig. 1 is a schematic structural view of a detachable wear-resistant cutterhead of a shield machine provided by the utility model;

fig. 2 is an enlarged view of the structure of the portion a in fig. 1;

fig. 3 is an enlarged view of the structure of the portion B in fig. 1.

In the figure: the shield machine comprises a shield machine body 1, a cutter head 2, a transmission device 3, a connecting column 4, a connecting cylinder 5, a threaded ring 6, a bolt 7, a pressing block 8, a spring 9, a limiting column 10, a sliding block 11, a connecting rod 12, a rotating rod 13, a limiting rod 14, a threaded rotating handle 15, a threaded sleeve 16, a movable block 17 and a guide block 18.

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.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1-2, a detachable shield constructs wear-resisting cutterhead of machine, including shield constructs machine 1, shield constructs the inside of machine 1 and is equipped with transmission 3, be equipped with cutterhead 2 on transmission 3's the output shaft, fixedly connected with spliced pole 4 on transmission 3's the output shaft, cutterhead 2 is located spliced pole 4's inner wall fixedly connected with connecting cylinder 5, the inside of connecting cylinder 5 is equipped with screwed ring 6, screwed ring 6's inside threaded connection has bolt 7, connecting cylinder 5's inner wall fixedly connected with spring 9, spring 9 is relative to bolt 7's one end fixedly connected with briquetting 8, briquetting 8's inside fixedly connected with spacing post 10, the outside at spacing post 10 is established to the spring 9 cover, the spacing groove has been seted up to connecting column 4's inside, spacing post 10 grafting sets up in the inside of spacing groove, bolt 7 is followed screwed ring 6 and is rolled out to connecting cylinder 5's outside, can make briquetting 8 and spacing post 10 receive the influence shrink to connecting cylinder 5's inside of spring 9 elasticity, thereby can separate cutterhead 2 and spliced pole 4, bolt 7 is located connecting cylinder 5 inside one end setting to the semicircle, briquetting 8's bottom setting up to the cambered surface, extrusion wear when can reduce.

Referring to fig. 3, the annular chute is formed at the edge of the shield tunneling machine 1, the sliding block 11 is provided on the inner wall of the annular chute in a sliding manner, the connecting rod 12 is fixedly arranged on the inner wall of the sliding block 11 at the edge of the cutterhead 2, the slot is formed in the sliding block 11, the connecting rod 12 extends to the inside of the slot, the cavity is formed in the connecting rod 12, the connecting rod 12 is rotationally connected with the rotating rod 13 on the inner wall of the cavity, the limiting rod 14 is fixedly connected to the rod wall of the rotating rod 13, the fan-shaped groove is formed in the sliding block 11, the limiting rod 14 is tightly propped against the inner wall of the fan-shaped groove, the stability of the connection between the edge of the cutterhead 2 and the sliding block 11 can be improved, the cutterhead 2 is prevented from falling off, the threaded rotating rod 15 is rotationally connected to the inner wall of the connecting rod 12, the movable block 17 is hinged to the wall of the threaded sleeve 16, the sliding block 17 is arranged on the inner wall of the threaded sleeve 14, the sliding groove is formed in the inner wall of the sliding block 17, the sliding rod is slidingly arranged on the inner wall of the sliding block 13, the limiting rod 13 is rotationally connected to the inner wall of the rod 13, the connecting rod 16 is rotationally arranged on the rod wall of the guide sleeve 16, the sliding block 16 is rotationally arranged on the inner wall of the guide sleeve 16, and the sliding block 18 is fixedly connected to the inner wall 18 of the guide sleeve 16, and the sliding block 16 is rotationally arranged on the inner wall of the sliding block 12, and the sliding block 12.

In the utility model, when in use, the bolt 7 is rotated out of the connecting cylinder 5 along the threaded ring 6, the pressing block 8 and the limit post 10 can be contracted into the connecting cylinder 5 under the influence of the elastic force of the spring 9, so that the cutter head 2 and the connecting post 4 can be separated, then the threaded rotary handle 15 is rotated to enable the threaded sleeve 16 to move along the rod wall of the threaded rotary handle 15, so that the limit rod 14 can be pulled by the movable block 17 to rotationally contract to the inner wall of the cavity of the connecting rod 12 along the rod wall of the rotating rod 13, so that the connecting rod 12 can be pulled out along the inner wall of the sliding block 11, the cutter head 2 can be taken down from the end part of the shield machine 1, and the stability during the movement of the threaded sleeve 16 can be ensured through the guide block 18.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a detachable shield constructs wear-resisting blade disc of machine, includes shield constructs machine (1), a serial communication port, the inside of shield constructs machine (1) is equipped with transmission (3), be equipped with blade disc (2) on the output shaft of transmission (3), fixedly connected with spliced pole (4) on the output shaft of transmission (3), inner wall fixedly connected with spliced pole (5) that blade disc (2) are located spliced pole (4), the inside of spliced pole (5) is equipped with screwed ring (6), the inside screwed connection of screwed ring (6) has bolt (7), the inner wall fixedly connected with spring (9) of spliced pole (5), one end fixedly connected with briquetting (8) for bolt (7) of spring (9), the inside fixedly connected with spacing post (10) of briquetting (8), the outside in spacing post (10) is established to spring (9) cover, the inside of spliced pole (4) has been seted up spacing groove, spacing post (10) are pegged graft and are set up in the inside of spacing groove.

2. The detachable shield machine wear-resistant cutter head according to claim 1, wherein one end of the bolt (7) positioned in the connecting cylinder (5) is arranged in a semicircular shape, and the bottom end side wall of the pressing block (8) is arranged in an arc surface.

3. The detachable shield machine wear-resistant cutterhead according to claim 1, wherein an annular chute is formed in the edge of the shield machine (1), a sliding block (11) is arranged on the inner wall of the annular chute in a sliding mode, a connecting rod (12) is arranged on the inner wall of the cutterhead (2) and fixed on the inner wall of the sliding block (11), a slot is formed in the inner portion of the sliding block (11), the connecting rod (12) extends to the slot, a cavity is formed in the connecting rod (12), a rotating rod (13) is connected to the inner wall of the cavity in a rotating mode, a limiting rod (14) is fixedly connected to the rod wall of the rotating rod (13), a fan-shaped groove is formed in the inner portion of the sliding block (11), and the rod wall of the limiting rod (14) is tightly propped against the inner portion of the fan-shaped groove.

4. The detachable shield machine wear-resistant cutterhead according to claim 3, wherein a threaded rotating handle (15) is rotatably connected inside the connecting rod (12), a threaded sleeve (16) is connected to the rod wall of the threaded rotating handle (15) in a threaded mode, a movable block (17) is hinged to the wall of the threaded sleeve (16), a sliding groove is formed in the inner wall of the limiting rod (14), and the movable block (17) is slidably arranged on the inner wall of the sliding groove.

5. A detachable wear-resistant cutterhead of a shield machine according to claim 3, characterized in that the connecting rod (12) is provided with a strip groove at the inner wall of the threaded sleeve (16), a guide block (18) is slidably arranged in the strip groove, and the guide block (18) is fixedly connected to the wall of the threaded sleeve (16).