CN213654844U - Cutter head expanding and digging device for TBM construction - Google Patents
Cutter head expanding and digging device for TBM construction Download PDFInfo
- Publication number
- CN213654844U CN213654844U CN202022131646.7U CN202022131646U CN213654844U CN 213654844 U CN213654844 U CN 213654844U CN 202022131646 U CN202022131646 U CN 202022131646U CN 213654844 U CN213654844 U CN 213654844U
- Authority
- CN
- China
- Prior art keywords
- wall
- screw
- block
- cushion
- tbm construction
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The utility model discloses a cutter head expanding and digging device for TBM construction, which comprises a main body, wherein the inner wall of the main body is respectively and fixedly provided with an inner cylinder and a base, the base is positioned at the inner side end of the inner cylinder, the upper end of the base is connected with a connecting plate through a screw, a screw rod is inserted into one side of the connecting plate, the upper end and the lower end of the screw rod are both screwed with nuts, the inner wall of the support block is inserted with two support cylinders, the upper ends of the inner walls of the two support cylinders are both screwed with rotating rods, the upper ends of the two rotating rods are rotatably assembled with cushion blocks, the side wall of the cushion block is connected with the inner cylinder through a limiting structure, a rotating shaft is rotatably assembled between the pressing block structure and the cushion block, the outer wall of pivot is fixed to be equipped with the cutter, the utility model provides a blade disc expands digs device for TBM construction can expand according to the on-the-spot condition, and the adjustment cutter is dug, guarantees that application scope is extensive.
Description
Technical Field
The utility model relates to a TBM construction technical field, concrete field is a blade disc expands digs device for TBM construction.
Background
With the continuous development of the TBM construction technology and the independent research and development level in China, the small-diameter hard rock TBM construction is applied to the engineering projects such as the diversion tunnel engineering of a hydropower station in Yunnan nation, the Shanxi diversion red economic stone engineering, the water delivery tunnel of the multi-water-and-bearing project beside Tibet and the like in China, but all the projects are foreign manufacturer equipment adopted and are successful, no domestic equipment supplier is applied to the construction practice of excavation of the similar small-diameter tunnel, the domestic research and application of the hard rock tunneling machine are the development trend of the future TBM equipment along with the rapid development of the social economy and the promotion of comprehensive national strength in China, the application prospects in the fields such as the increase of water transfer engineering projects in the domestic drainage basin, the municipal water supply and power supply and pollution discharge engineering are very wide, and the opportunity is filled, and the application of the small-diameter open TBM construction is the main development trend in the future. Therefore, the comprehensive deep analysis and research on factors influencing the application parameters of the small-diameter TBM have wide application prospect and guiding significance, the existing TBM construction cutter head structure is fixed in position of a cutter, the cutter can not be adjusted to perform expanding excavation according to the on-site condition, the application range is small, and the practicability is poor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a blade disc expands digs device for TBM construction to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a cutter head expanding and digging device for TBM construction comprises a main body, wherein the inner wall of the main body is respectively and fixedly provided with an inner barrel and a base, the base is positioned at the inner side end of the inner barrel, the upper end of the base is connected with a connecting plate through a screw, a lead screw is inserted into one side of the connecting plate, the upper end and the lower end of the lead screw are respectively screwed with a screw nut, the screw nuts are tightly attached to the connecting plate, the upper end of the lead screw is fixedly provided with an inserting rod, the upper end of the inserting rod is assembled with a screw rod, the upper end of the screw rod is screwed with a pressure block structure, the surface of the connecting plate is fixedly provided with a support block, the inner wall of the support block is inserted with two support cylinders, the upper ends of the inner walls of the two support cylinders are respectively screwed with a rotating rod, the upper ends of the two rotating rods are rotatably assembled, the side, and a cutter is fixedly assembled on the outer wall of the rotating shaft.
Preferably, the briquetting structure includes the briquetting, the briquetting cup joints in the periphery of screw rod, the bearing has been inlayed to the inner wall of briquetting, the fixed nut that is equipped with of interior anchor ring of bearing, the nut with the screw rod looks spiro union.
Preferably, the limiting structure comprises a supporting plate, one end of the supporting plate is fixedly assembled with the cushion block, the other end of the supporting plate is fixedly assembled with a sliding block, a sliding groove is formed in the side wall of the inner barrel, and the sliding block is in sliding clamping connection with the sliding groove.
Preferably, the two branch cylinders are connected through a sleeve.
Compared with the prior art, the beneficial effects of the utility model are that: a cutter head expanding and digging device for TBM construction is used for assembling components through the action of a main body, ensuring the installation firmness of the components, limiting the motion tracks of a cushion block and a pressing block structure through the action of an inner barrel, fixing the position of a rotating shaft through the matching of the cushion block and the pressing block structure, and regulating the height of the rotating shaft through the matching of a cutter and the rotating shaft and the lifting height of the cushion block and the pressing block structure, ensuring that equipment has the expanding and digging function, has wide application range and strong practicability, can regulate the height of the pressing block structure through the matching of the pressing block structure and a screw rod, is matched with the cushion block at the same time, regulates the position of the rotating shaft, can limit the motion tracks of the cushion block through the action of a limiting structure, can change the longitudinal position of the cushion block through the matching of a rotating rod and a support cylinder and change different support cylinders, is convenient for regulating the digging position of the, the convenient dismantlement component guarantees easy maintenance, and through the cooperation of lead screw and screw, it is convenient, convenient to use to change the inserted bar.
The utility model provides a blade disc expands digs device for TBM construction can expand according to the on-the-spot condition, and the adjustment cutter is dug, guarantees that application scope is extensive.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is an enlarged schematic view of a structure shown in fig. 1 according to the present invention.
In the figure: 1-main body, 2-inner cylinder, 3-screw rod, 4-pressing block structure, 41-pressing block, 42-bearing, 43-nut, 5-cutter, 6-rotating shaft, 7-cushion block, 8-limiting structure, 81-sliding block, 82-supporting plate, 83-sliding groove, 9-rotating rod, 10-screw, 11-supporting block, 12-connecting plate, 13-supporting cylinder, 14-screw rod, 15-nut, 16-inserted rod and 17-base.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: including main part 1, the inner wall of main part 1 is fixed respectively and is equipped with inner tube 2 and base 17, base 17 is located the medial extremity of inner tube 2, the upper end of base 17 is connected with even board 12 through screw 10, it has lead screw 14 to peg graft in one side of even board 12, the equal spiro union in both ends has screw 15 about lead screw 14, screw 15 closely laminates with even board 12, the upper end fixed mounting of lead screw 14 has inserted bar 16, the upper end of inserted bar 16 is through being equipped with screw rod 3, the upper end spiro union of screw rod 3 has briquetting structure 4, the fixed surface of even board 12 is equipped with a piece 11, the inner wall of a piece 11 is pegged graft and is had two branch section of thick bamboo 13, the equal spiro union in inner wall upper end of two branch section of thick bamboo 13 has bull stick 9, the upper end of two bull stick 9 is rotated and is equipped with cushion 7, the lateral wall of cushion 7 passes through limit structure 8 and links to each other with inner tube 2.
The main body 1 is used for assembling components, the mounting firmness of the components is ensured, the motion tracks of the cushion block 7 and the pressing block structure 4 are limited through the action of the inner barrel 2, the position of the rotating shaft 6 can be fixed through the matching of the cushion block 7 and the pressing block structure 4, the height of the pressing block structure 4 can be adjusted through the matching of the cutter 5 and the rotating shaft 6 and the lifting height of the cushion block 7 and the pressing block structure 4, the equipment is ensured to have the expanding and digging function, the application range is wide, the practicability is strong, the height of the pressing block structure 4 can be adjusted through the matching of the pressing block structure 4 and the screw rod 3, the position of the rotating shaft 6 is adjusted through the matching of the pressing block structure 4 and the cushion block 7, the motion tracks of the cushion block 7 can be limited through the action of the limiting structure 8, the longitudinal position of the cushion block 7 can be changed through the matching of the rotating rod, the connecting plate 12 is matched with the screw 10, so that the component is convenient to disassemble, the maintenance is convenient, the inserting rod 16 is convenient and fast to replace through the matching of the lead screw 14 and the nut 15, the use is convenient, when the equipment needs to be used for working, whether expanding excavation is carried out or not is selected according to the requirement, when the expanding excavation work is needed, the briquetting structure 4 is firstly adjusted to the highest position, then the branch cylinder 13 is replaced by the branch cylinder 13 with the size as shown in figure 1, meanwhile, the cushion block 7 is pushed upwards, the limit structure 8 limits the cushion block 7 to keep fixed vertical movement, when the cushion block 7 moves to the upper end limit position, the rotating rod 9 is inserted into the supporting cylinder 13, the rotating rod 9 is rotated to be screwed in the supporting cylinder 13, the position of the cushion block 7 is fixed, the rotating shaft 6 is placed in the cushion block 7, and through pressing the adjusting briquetting structure 4, compress tightly the rotating shaft 6, and the cutter 5 can be used for expanding and digging.
Specifically, the pressing block structure 4 includes a pressing block 41, the pressing block 41 is sleeved on the periphery of the screw rod 3, a bearing 42 is embedded in the inner wall of the pressing block 41, a nut 43 is fixedly assembled on the inner annular surface of the bearing 42, and the nut 43 is screwed with the screw rod 3.
When the pressing block structure 4 needs to be used, the nut 43 is firstly rotated, according to the action of the bearing 42, the nut 43 can rotate on the inner wall of the bearing 42 at the moment, and according to the action matched with the thread of the screw rod 3, the nut 43 can move up and down on the outer wall of the screw rod 3 at the moment, and the pressing block 41 is driven to extrude the rotating shaft 6.
Specifically, limit structure 8 includes extension board 82, and extension board 82's one end and cushion 7 fixed assembly, extension board 82's the fixed slider 81 that is equipped with in other end, and spout 83 has been seted up to the lateral wall of inner tube 2, and slider 81 and spout 83 slip joint.
When the cushion block 7 moves, the support plate 82 drives the sliding block 81 to move, at the moment, the sliding block 81 is tightly attached to the inner wall of the return difference 83 to keep fixed vertical movement, and the support plate 82 limits the sliding block 81 to keep fixed vertical movement.
Specifically, the two branch pipes 13 are connected to each other by a sleeve.
The stability of the branch 13 is ensured.
The working principle is as follows: when the equipment needs to be used for working, whether expanding excavation is carried out or not is selected according to needs, when expanding excavation work needs to be carried out, the pressing block structure 4 is adjusted to the highest position, then the supporting cylinder 13 is replaced by the supporting cylinder 13 with the size shown in figure 1, meanwhile, the cushion block 7 is pushed upwards, the cushion block 7 is limited by the limiting structure 8 to keep fixed vertical movement, after the cushion block 7 moves to the upper end limit position, the rotating rod 9 is inserted into the supporting cylinder 13, the rotating rod 9 is rotated and is screwed in the supporting cylinder 13, the position of the cushion block 7 is fixed, the rotating shaft 6 is placed in the cushion block 7 at the moment, the pressing block structure 4 is adjusted through pressing, the rotating shaft 6 is compressed, and the cutter 5 can carry out expanding excavation work at the moment.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the record of description and attached drawing, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and setting are equipped with and all adopt prior art, and conventional model is including the conventional connected mode among the circuit connection adoption prior art, and here detailed description is not repeated.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a blade disc expands digs device for TBM construction which characterized in that: comprises a main body (1), the inner wall of the main body (1) is respectively fixedly provided with an inner cylinder (2) and a base (17), the base (17) is positioned at the inner side end of the inner cylinder (2), the upper end of the base (17) is connected with a connecting plate (12) through a screw (10), one side of the connecting plate (12) is inserted with a lead screw (14), the upper end and the lower end of the lead screw (14) are respectively screwed with a screw nut (15), the screw nuts (15) are tightly attached to the connecting plate (12), the upper end of the lead screw (14) is fixedly provided with an insert rod (16), the upper end of the insert rod (16) is provided with a screw rod (3), the upper end of the screw rod (3) is screwed with a pressure block structure (4), the surface of the connecting plate (12) is fixedly provided with a support block (11), the inner wall of the support block (11) is inserted with two support cylinders (13), the upper ends of the inner walls of the two support, two the upper end of bull stick (9) is rotated and is equipped with cushion (7), the lateral wall of cushion (7) passes through limit structure (8) and links to each other with inner tube (2), it is equipped with pivot (6) to rotate between briquetting structure (4) and cushion (7), the outer wall fixed of pivot (6) is equipped with cutter (5).
2. The cutterhead digging expanding device for TBM construction according to claim 1, which is characterized in that: briquetting structure (4) are including briquetting (41), briquetting (41) cup joint in the periphery of screw rod (3), bearing (42) have been inlayed to the inner wall of briquetting (41), the fixed nut (43) that is equipped with of interior anchor ring of bearing (42), nut (43) with screw rod (3) looks spiro union.
3. The cutterhead digging expanding device for TBM construction according to claim 1, which is characterized in that: the limiting structure (8) comprises a support plate (82), one end of the support plate (82) is fixedly assembled with the cushion block (7), a sliding block (81) is fixedly assembled at the other end of the support plate (82), a sliding groove (83) is formed in the side wall of the inner barrel (2), and the sliding block (81) is in sliding clamping connection with the sliding groove (83).
4. The cutterhead digging expanding device for TBM construction according to claim 1, which is characterized in that: the two branch cylinders (13) are connected through a sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022131646.7U CN213654844U (en) | 2020-09-25 | 2020-09-25 | Cutter head expanding and digging device for TBM construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022131646.7U CN213654844U (en) | 2020-09-25 | 2020-09-25 | Cutter head expanding and digging device for TBM construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213654844U true CN213654844U (en) | 2021-07-09 |
Family
ID=76698571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022131646.7U Active CN213654844U (en) | 2020-09-25 | 2020-09-25 | Cutter head expanding and digging device for TBM construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213654844U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114251104A (en) * | 2021-12-02 | 2022-03-29 | 中铁十九局集团第一工程有限公司 | Method for realizing TBM cutter head overexcavation based on overexcavation cushion block |
-
2020
- 2020-09-25 CN CN202022131646.7U patent/CN213654844U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114251104A (en) * | 2021-12-02 | 2022-03-29 | 中铁十九局集团第一工程有限公司 | Method for realizing TBM cutter head overexcavation based on overexcavation cushion block |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN213654844U (en) | Cutter head expanding and digging device for TBM construction | |
| CN210461936U (en) | Municipal water supply pipeline strutting arrangement | |
| CN204754767U (en) | Concrete boring machine | |
| CN213476962U (en) | Sewer well lid for municipal works | |
| CN213818841U (en) | Green's landscape plant planting device | |
| CN216042750U (en) | Concrete embedded part for civil engineering | |
| CN209195422U (en) | It is a kind of based on four-bar mechanism can rapid changing knife New Kind of Hob tool apron | |
| CN202689951U (en) | Detachable geological drill bit | |
| CN208743905U (en) | A kind of depth drill Welding of cutters device | |
| CN212248405U (en) | Detection apparatus for foundation engineering construction sediment thickness | |
| CN213899004U (en) | A can dismantle quick support device of reinforcing bar for TBM construction | |
| CN206952370U (en) | A kind of large-caliber pipe fittings cutter device | |
| CN213653398U (en) | Working platform device for TBM construction supporting operation | |
| CN214379908U (en) | Circuit fixing device for water conservancy and hydropower construction | |
| CN214577935U (en) | Rock gangway TBM embeds dust exhausting fan formula arrangement structure | |
| CN213869716U (en) | Water conservancy is vibrations tamping drilling equipment for water and electricity | |
| CN216976132U (en) | Hydraulic engineering's pipeline supports connection structure | |
| CN219012466U (en) | Building construction water conservancy rock engineering monitoring mechanism | |
| CN212321618U (en) | Hydraulic engineering concrete quality detection device | |
| CN210919127U (en) | Hydraulic support used with ordinary water | |
| CN219159846U (en) | Ground source heat pump buried pipe plugging device | |
| CN213319820U (en) | Natural gas line butt joint installation auxiliary device | |
| CN210888813U (en) | Adjustable mining drilling machine | |
| CN213180197U (en) | Water level monitor for hydraulic engineering monitoring | |
| CN219975644U (en) | Concrete pipe supporting device for drainage |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |