CN216305923U - Major diameter shield constructs blade disc drive installation guiding mechanism - Google Patents
Major diameter shield constructs blade disc drive installation guiding mechanism Download PDFInfo
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- CN216305923U CN216305923U CN202122309815.6U CN202122309815U CN216305923U CN 216305923 U CN216305923 U CN 216305923U CN 202122309815 U CN202122309815 U CN 202122309815U CN 216305923 U CN216305923 U CN 216305923U
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Abstract
The utility model relates to shield construction equipment, in particular to a driving, installing and adjusting mechanism for a large-diameter shield cutter head. The device comprises a workpiece I, a workpiece II, fastening bolts and adjusting bolts, wherein the workpiece I is connected with the workpiece II through the fastening bolts, and an adjusting gap is reserved between the connecting end surfaces of the workpiece I and the workpiece II; a plurality of adjusting bolts are connected to the workpiece I, the end portions of the adjusting bolts are abutted to the connecting end face of the workpiece II, and the size of the adjusting gap is adjusted through the adjusting bolts. The utility model is suitable for assembling various large-diameter shield main drives, is practical, has small axial error, accurate installation position and easy installation, and improves the working efficiency of main drive installation.
Description
Technical Field
The utility model relates to shield construction equipment, in particular to a driving, installing and adjusting mechanism for a large-diameter shield cutter head.
Background
At present, the main driving diameter of a large-diameter slurry balance shield machine in the market is large, assembly parts are large, the assembly difficulty between the assembly parts is relatively large, and the error of the axial relative installation position is mainly large. The existing connecting mode between the workpieces adopts bolt direct connection, and the problem of difficult installation is caused by large axial error and inaccurate installation position after the connection of the mode.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems, the utility model aims to provide a large-diameter shield cutter head driving and installing adjusting mechanism to solve the problems of large axial error, inaccurate installation position and difficult installation of the existing connection mode.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a large-diameter shield cutter head driving installation adjusting mechanism comprises a workpiece I, a workpiece II, fastening bolts and adjusting bolts, wherein the workpiece I is connected with the workpiece II through the fastening bolts, and an adjusting gap is reserved between the connecting end faces of the workpiece I and the workpiece II; and a plurality of adjusting bolts are connected on the workpiece I, the end parts of the adjusting bolts are abutted to the connecting end surface of the workpiece II, and the size of the adjusting gap is adjusted through the adjusting bolts.
The workpiece II is of a cylindrical structure and is inserted into the circular mounting hole of the workpiece I; and the workpiece II is axially limited by the shaft shoulder and the inner spigot on the workpiece I.
The fastening bolt and the adjusting bolt are connected at the inner seam allowance of the workpiece I, the fastening bolt is connected with the shaft shoulder of the workpiece II, and the adjusting bolt is abutted against the shaft shoulder of the workpiece II.
The plurality of fastening bolts and the plurality of adjusting bolts are uniformly distributed along the circumferential direction, and the fastening bolts and the adjusting bolts are alternately arranged at intervals.
And an annular counter bore is formed in the outer side end face of the workpiece I, and the fastening bolt and the adjusting bolt are accommodated in the counter bore.
And the inner surface of the workpiece I and the outer surface of the workpiece II are sealed through a sealing ring.
The utility model has the advantages and beneficial effects that: the utility model is suitable for assembling various large-diameter shield main drives, is practical, has small axial error, accurate installation position and easy installation, and improves the working efficiency of main drive installation.
Drawings
FIG. 1 is a schematic structural diagram of a large-diameter shield cutter head driving installation adjusting mechanism according to the present invention;
fig. 2 is a schematic distribution diagram of the fastening bolts and the adjusting bolts in the present invention.
In the figure: the workpiece I is 1, the inner spigot is 11, the workpiece II is 2, the shaft shoulder is 21, the fastening bolt is 3, the adjusting bolt is 4, the sealing ring is 5, and the adjusting gap is 6.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1-2, the driving, installing and adjusting mechanism for the large-diameter shield cutter head provided by the utility model comprises a workpiece i 1, a workpiece ii 2, fastening bolts 3 and adjusting bolts 4, wherein the workpiece i 1 is connected with the workpiece ii 2 through the fastening bolts 3, and an adjusting gap 6 is reserved between the connecting end surfaces of the workpiece i 1 and the workpiece ii 2; a plurality of adjusting bolts 4 are connected to the workpiece I1, the end portions of the adjusting bolts 4 are abutted to the connecting end face of the workpiece II 2, and the size of the adjusting gap 6 is adjusted through the adjusting bolts 4.
In the embodiment of the utility model, the workpiece II 2 is of a cylindrical structure and is inserted into the circular mounting hole of the workpiece I1, and the workpiece II 2 is axially limited with the inner spigot 11 on the workpiece I1 through the shaft shoulder 21. The cylindrical surface fit is arranged between the workpiece I1 and the workpiece II 2, and the inner surface of the workpiece I1 and the outer surface of the workpiece II 2 are sealed through a sealing ring 5. The fastening bolt 3 and the adjusting bolt 4 are connected at the inner spigot 11 of the workpiece I1, the fastening bolt 3 is connected with a shaft shoulder 21 of the workpiece II 2, and the adjusting bolt 4 is abutted against the shaft shoulder 21 of the workpiece II 2.
Further, a plurality of fastening bolts 3 and a plurality of adjusting bolts 4 are all evenly distributed along the circumferential direction, and the fastening bolts 3 and the adjusting bolts 4 are alternately arranged at intervals. An annular counter bore is formed in the outer side end face of the workpiece I1, and the fastening bolt 3 and the adjusting bolt 4 are accommodated in the counter bore.
In the embodiment of the utility model, the fastening bolts 3 are uniformly distributed on the circumference of the workpiece I1 so as to fasten the workpiece I1 and the workpiece II 2 together. Because the workpiece is oversized and has high assembly precision requirement, otherwise, the quality of main driving can be influenced, the fastening bolts 3 are distributed on the circumferences of the workpiece I1 and the workpiece II 2, the adjusting bolts 4 are installed before the fastening bolts 3 are installed, each adjusting bolt 4 is installed on the workpiece I1, each adjusting bolt 4 is adjusted, the bolt head of each adjusting bolt 4 completely abuts against the end face of the shaft shoulder 21 of the workpiece II 2, the adjusting gap 6 between the workpiece I1 and the workpiece II 2 is within the allowed tolerance range t + delta t, and at the moment, the fastening bolts 3 are installed and symmetrically fastened to achieve the correct installation position.
In the embodiment of the utility model, a workpiece I1 is a main driving fixing seat, a workpiece II 2 is a main driving shell, the main driving shell is inserted into the main driving fixing seat and is fixedly connected through fastening bolts 3 uniformly distributed on the circumference, a plurality of adjusting bolts 4 are uniformly distributed on the main driving shell along the circumferential direction, and a gap between the main driving shell and the main driving fixing seat is adjusted through the adjusting bolts 4. In the present embodiment, the outer circumference of the workpiece II 2 has a diameter of 4000-9000mm, but is not limited to this range.
The driving, mounting and adjusting mechanism for the large-diameter shield cutter head provided by the utility model solves the problems of correct mounting and easy mounting of large-size assembly parts, is suitable for various main driving assemblies of large-diameter shields, is relatively practical and improves the mounting working efficiency of the main driving.
The above description is only an embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, improvement, extension, etc. made within the spirit and principle of the present invention are included in the protection scope of the present invention.
Claims (6)
1. A large-diameter shield cutter head driving, mounting and adjusting mechanism is characterized by comprising a workpiece I (1), a workpiece II (2), fastening bolts (3) and adjusting bolts (4), wherein the workpiece I (1) is connected with the workpiece II (2) through the fastening bolts (3), and an adjusting gap (6) is reserved between the connecting end faces of the workpiece I (1) and the workpiece II (2); a plurality of adjusting bolts (4) are connected to the workpiece I (1), the end portions of the adjusting bolts (4) are abutted to the connecting end face of the workpiece II (2), and the size of the adjusting gap (6) is adjusted through the adjusting bolts (4).
2. The large-diameter shield cutter head driving, mounting and adjusting mechanism according to claim 1, wherein the workpiece II (2) is of a cylindrical structure and is inserted into a circular mounting hole of the workpiece I (1); the workpiece II (2) is axially limited with the inner spigot (11) on the workpiece I (1) through a shaft shoulder (21).
3. The large-diameter shield cutter head driving, mounting and adjusting mechanism according to claim 2, wherein the fastening bolt (3) and the adjusting bolt (4) are connected to an inner spigot (11) of the workpiece I (1), the fastening bolt (3) is connected with a shaft shoulder (21) of the workpiece II (2), and the adjusting bolt (4) is abutted to the shaft shoulder (21) of the workpiece II (2).
4. The large-diameter shield cutter head driving, mounting and adjusting mechanism according to claim 3, wherein a plurality of the fastening bolts (3) and a plurality of the adjusting bolts (4) are uniformly distributed along the circumferential direction, and the fastening bolts (3) and the adjusting bolts (4) are alternately arranged at intervals.
5. The large-diameter shield cutter head driving, mounting and adjusting mechanism according to claim 4, wherein an annular counter bore is formed in the outer side end face of the workpiece I (1), and the fastening bolt (3) and the adjusting bolt (4) are accommodated in the counter bore.
6. The large-diameter shield cutterhead driving, mounting and adjusting mechanism according to claim 1, wherein the inner surface of the workpiece i (1) and the outer surface of the workpiece ii (2) are sealed by a seal ring (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122309815.6U CN216305923U (en) | 2021-09-23 | 2021-09-23 | Major diameter shield constructs blade disc drive installation guiding mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122309815.6U CN216305923U (en) | 2021-09-23 | 2021-09-23 | Major diameter shield constructs blade disc drive installation guiding mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216305923U true CN216305923U (en) | 2022-04-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122309815.6U Active CN216305923U (en) | 2021-09-23 | 2021-09-23 | Major diameter shield constructs blade disc drive installation guiding mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216305923U (en) |
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2021
- 2021-09-23 CN CN202122309815.6U patent/CN216305923U/en active Active
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