CN202659239U - Replaceable wear-resisting window device in shield screw machine barrel hole - Google Patents
Replaceable wear-resisting window device in shield screw machine barrel hole Download PDFInfo
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- CN202659239U CN202659239U CN 201220277108 CN201220277108U CN202659239U CN 202659239 U CN202659239 U CN 202659239U CN 201220277108 CN201220277108 CN 201220277108 CN 201220277108 U CN201220277108 U CN 201220277108U CN 202659239 U CN202659239 U CN 202659239U
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- wear
- resisting window
- screw machine
- cylindrical shell
- barrel
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Abstract
The utility model discloses a replaceable wear-resisting window device in a shield screw machine barrel hole. The replaceable wear-resisting window device in the shield screw machine barrel hole comprises a front shield screw conveyer connecting barrel, a screw shaft, a screw machine first-section barrel, a replaceable first wear-resisting window door and a support seat, wherein the front shield screw conveyer connecting barrel is connected with a connecting barrel and the screw machine first-section barrel through a first bolt group, an arc-shaped plate and a connecting flange are welded on the bottom portion of the screw machine first-section barrel, the arc-shaped plate and the connecting flange are connected to be integrated body by welding and to be used as a wear-resisting window, a first wear-resisting window door is formed by welding a hardox 500 wear-resisting steel plate and the wear-resisting window flange to be an integrated body, and the first wear-resisting window is connected with the arc-shaped plate and the connecting flange through a second bolt group. The replaceable wear-resisting window device in the shield screw machine barrel hole eliminates dangerous that a barrel is worn through because the screw shaft, gravels and the barrel are rubbed in the first time, increases replacement and repair feasibility of a hole screw machine barrel, saves labor and resources, enhances safety of repair work, reduces repair time, and improves construction efficiency.
Description
Technical field
The utility model belongs to the tunnel construction machinery technical applications, is applied on the tunneling equipment shield screw conveyer, is specially replaceable wear-resisting window device in a kind of shield structure screw machine cylindrical shell hole.
Background technology
In the earth pressure balanced shield, EPBS construction, the abominable geological conditions that need to overcome emerges in an endless stream, functions of the equipments parts abrasion resistance is proposed high requirement, after conveying worm helical axis front end and otch ring place first segment cylindrical shell have excessive wear, need to re-start Wear-resistant Treatment, current most of method that adopts is, during technique on shield machine's station-crossing conveying worm integral body removed from the shield body, then repairs.When the distance station also has longer interval and helical axis or otch ring place cylindrical shell when the excessive wear phenomenon is arranged, then can not effectively process it, can only " go to work braving one's illness ", driving speed is unsuitable too high under this operating mode, otherwise will aggravate the wearing and tearing of helical axis and cylindrical shell, even cause its disablement.Therefore, this will reduce operating efficiency greatly, very likely cause other potential safety hazards in the abominable situation of geological conditions.
Therefore, overcoming deficiency of the prior art, provide a kind of simple in structure, with low cost and can effectively solve again the replaceable wear-resisting window device of shield structure screw machine cylindrical shell of the worn out hidden danger of hole inner barrel, has been a problem of needing solution badly.
Summary of the invention
In order to overcome above-mentioned deficiency of the prior art, the utility model provides the wear-resisting window device of replaceable reparation in a kind of shield structure screw machine cylindrical shell hole, its purpose is that very first time elimination is because of helical axis, the threat that the cylindrical shell that gravel and cylindrical shell friction cause is worn through, increase the feasibility of hole inside spin machine drum body Replacement and Repair, labor savings and resource, strengthen safety and the quality assurance of repair, shorten the time of repairing, it is simple and reliable for structure, with low cost, fundamentally solved the security risk that sandstone formation screw machine cylindrical shell is worn through, the final high efficiency that realizes construction.
The purpose of this utility model is achieved in that
Replaceable wear-resisting window device in the shield structure screw machine cylindrical shell hole, comprise that the anterior shield conveying worm connects cylindrical shell 2, helical axis 1, screw machine first segment cylindrical shell 4, the replaceable first wear-resisting window 5, bearing 7, the anterior shield conveying worm connects cylindrical shell 2 and screw machine first segment cylindrical shell 4 by the first bolt group 3, at screw machine first segment cylindrical shell 4 bottom weldings arc 8 and adpting flange 9 are arranged, arc 8 and adpting flange 9 are connected as a single entity as wear-resisting window by welding, adopt simultaneously welded first wear-resisting window 5, the first wear-resisting windows 5 that consist of of hardox500 wear-resisting steel plate 10 and wear-resisting window flange 11 to be connected with adpting flange by the second bolt group 6 and arc 8 and to be connected.
The wear-resisting window device of described cylindrical shell is comprised of screw machine first segment cylindrical shell 4, arc 8, adpting flange 9, the first wear-resisting window 5, the second bolt group 6.
The cylinder shell that connects the screw machine first segment cylindrical shell 4 of cylindrical shell 2 and screw machine first segment cylindrical shell 4 junctions at the anterior shield conveying worm is provided with watch window 12.
Actively helpful effect:Compare with existing conventional helical conveyer maintenance mode, the utlity model has following advantage: 1) haul out the scheme of repairing behind the conventional dismounting screw machine, reduced a large amount of complex operations, personnel and service equipment, can utilize effectively that small space carries out Replacement and Repair in the hole;
2) shortened whole maintenance cycle, for realizing that driving provides strong guarantee at a high speed;
3) replaceable wear-resisting window installation cost is cheap in the shield structure screw machine cylindrical shell hole, and demolition, repair, replacement are simple and convenient, not affected by the other factorses such as region.
The principle that the utility model has fundamentally embodied take construction quality as basis, people-oriented, so that whole maintenance process can greatly reduce operating personnel's working strength, improve the quality of maintenance, simultaneously of short duration repair time, convenient effective operation more can bring quality assurance and guarantee at heart to constructor and construction itself.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 be among Fig. 1 A-A to sectional view;
Fig. 3 is work schematic diagram of the present utility model;
Among the figure be: helical axis 1, anterior shield screw machine connect cylindrical shell 2, the first bolt group 3, screw machine first segment cylindrical shell the 4, first wear-resisting window 5, the second bolt group 6, bearing 7, arc 8, adpting flange 9, hardox500 wear-resisting steel plate 10, wear-resisting window flange 11, watch window 12.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is further described:
Such as Fig. 1, shown in Figure 2, replaceable wear-resisting window device in the shield structure screw machine cylindrical shell hole, comprise that the anterior shield conveying worm connects cylindrical shell 2, helical axis 1, screw machine first segment cylindrical shell 4, the replaceable first wear-resisting window 5, bearing 7, the anterior shield conveying worm connects cylindrical shell 2 and screw machine first segment cylindrical shell 4 by the first bolt group 3, at screw machine first segment cylindrical shell 4 bottom weldings arc 8 and adpting flange 9 are arranged, arc 8 and adpting flange 9 are connected as a single entity as wear-resisting window by welding, adopt simultaneously welded first wear-resisting window 5, the first wear-resisting windows 5 that consist of of hardox500 wear-resisting steel plate 10 and wear-resisting window flange 11 to be connected with adpting flange by the second bolt group 6 and arc 8 and to be connected.
The wear-resisting window device of described cylindrical shell is comprised of screw machine first segment cylindrical shell 4, arc 8, adpting flange 9, the first wear-resisting window 5, the second bolt group 6.
The cylinder shell that connects the screw machine first segment cylindrical shell 4 of cylindrical shell 2 and screw machine first segment cylindrical shell 4 junctions at the anterior shield conveying worm is provided with watch window 12;
The described first wear-resisting window 5 after the excessive wear of tunneling process middle cylinder body the latter half, can be changed the first window 5 as replaceable wear-resisting window device in the hole, thereby repairs cylindrical shell.
Replaceable wear-resisting window device in the utility model shield structure screw machine cylindrical shell hole, job step is in the concrete hole: as shown in Figure 3,
1. utilize telescopic oil cylinder that helical axis is regained in the soil pressure storehouse, close the twice early gate that is arranged on the screw machine entrance, guarantee the stable of soil pressure storehouse pressure.Open conveying worm is connected near the side in cylindrical shell 2 junctions with the anterior shield screw machine the first wear-resisting window 5 and watch window 12, check the abrasion condition of helical blade and otch ring portion cylinder inboard wall, to determine target (helical blade or cylindrical shell) and operating position (the wear-resisting window of first row or secondary series).
2. according to the observation the excessive wear position of results verification cylindrical shell checks whether current location has enough operating spaces to change wear-resisting window, is confirmed whether and helical axis and cylindrical shell need to be hauled out one section repair and replacement.As no, then directly keep in repair, since the 6th step.
3. ground is down in belt conveyor material receiving port exit under the conveying worm, to ensure enough operating spaces.
4. use the interior dismounting guiding device of repairing of spiral auger of bearing 7, safer quick hauling-out cylindrical shell and helical axis one segment distance guarantee to finish the Replacement and Repair of each wear-resisting window on the first segment cylinder and the blade reparation of helical axis.
After removing first the first bolt group 3 that screw machine is connected with the anterior shield cylindrical shell, this guiding device can guarantee the concentricity of conveying worm center line and anterior shield cylindrical shell well, can effectively reduce the helical blade that causes after gravity reason or the screw machine deflection is connected cylindrical shell 2 inwalls with the anterior shield conveying worm frictional force.
5. haul out: in advance according to equipment situation in the hole, on helical feed drive end unit cylindrical shell top and the hanger of appropriate location, both sides welding sufficient intensity, take full advantage of conveying worm top segment bolt, 2-3 suspension centre is set directly over the screw machine afterbody, utilize the 10T guide chain to connect suspension centre and screw machine, be 45 ° with level, other guide chains can be fixed on the screw machine both sides simultaneously, guarantee its resistance to overturning.Can utilize subsequently guide chain dilatory backward along the conveying worm axis, finally realize separating of screw machine and anterior shield adpting flange.
After conveying worm and the enough distances of anterior shield cylindrical shell place flange disengagement, can carry out concrete Welding Repair to spiral shaft vane, simultaneously the wear-resisting window of cylindrical shell of wearing and tearing is changed.
6. maintenance: as shown in Figure 2,, remove first wear-resisting window and be connected connection the second bolt group 6, the window 5 of removal hardox500 wear-resisting steel plate serious wear with the cylindrical shell window, the first wear-resisting window 5 usefulness guide chains of taking out coming of new are installed to corresponding the window's position, use the second bolt group 6 again fastening again.
7. again axle and cylindrical shell are put back to anterior shield again with bearing guide rail 7, fastening, keep in repair complete.
Compare with existing conventional helical conveyer maintenance mode, the utlity model has following advantage:
1) hauls out the scheme of repairing behind the conventional dismounting spiral shell machine, reduced a large amount of operating personnel and service equipment, can utilize effectively that small space carries out Replacement and Repair in the hole.
2) shortened whole maintenance cycle, for realizing that driving provides strong guarantee at a high speed.
3) replaceable wear-resisting window installation cost is cheap in the shield structure screw machine cylindrical shell hole, and demolition, repair, replacement are simple and convenient, not affected by the other factorses such as region.
The principle that the utility model has fundamentally embodied take construction quality as basis, people-oriented, so that whole maintenance process can greatly reduce operating personnel's working strength, improve the quality of maintenance, simultaneously of short duration repair time, easily operation more can bring quality assurance and guarantee at heart to constructor and construction itself.
Above embodiment only is used for illustrating preferred embodiment of the present invention; but the present invention is not limited to above-mentioned embodiment; in the ken that described field those of ordinary skill possesses; any modification of doing within the spirit and principles in the present invention, be equal to and substitute and improvement etc., it all should be encompassed within the technical scheme scope that the present invention asks for protection.
Claims (3)
1. replaceable wear-resisting window device in the shield structure screw machine cylindrical shell hole, comprise that the anterior shield conveying worm connects cylindrical shell (2), helical axis (1), screw machine first segment cylindrical shell (4), the replaceable first wear-resisting window (5), bearing (7), it is characterized in that: the anterior shield conveying worm connects cylindrical shell (2) and screw machine first segment cylindrical shell (4) by the first bolt group (3), at screw machine first segment cylindrical shell (4) bottom welding arc (8) and adpting flange (9) are arranged, arc (8) and adpting flange (9) are connected as a single entity as wear-resisting window by welding, adopt simultaneously the welded first wear-resisting window (5) that consists of of hardox500 wear-resisting steel plate (10) and wear-resisting window flange (11), the first wear-resisting window (5) is connected 9 with arc (8) with adpting flange by the second bolt group (6)) be connected.
2. replaceable wear-resisting window device in the shield structure screw machine cylindrical shell according to claim 1 hole, it is characterized in that: the wear-resisting window device of described cylindrical shell is comprised of screw machine first segment cylindrical shell (4), arc (8), adpting flange (9), the first wear-resisting window (5), the second bolt group (6).
3. replaceable wear-resisting window device in the shield structure screw machine cylindrical shell according to claim 1 hole is characterized in that: the cylinder shell that connects cylindrical shell (2) and the screw machine first segment cylindrical shell (4) of screw machine first segment cylindrical shell (4) junction at the anterior shield conveying worm is provided with watch window (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220277108 CN202659239U (en) | 2012-06-13 | 2012-06-13 | Replaceable wear-resisting window device in shield screw machine barrel hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220277108 CN202659239U (en) | 2012-06-13 | 2012-06-13 | Replaceable wear-resisting window device in shield screw machine barrel hole |
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| Publication Number | Publication Date |
|---|---|
| CN202659239U true CN202659239U (en) | 2013-01-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220277108 Expired - Lifetime CN202659239U (en) | 2012-06-13 | 2012-06-13 | Replaceable wear-resisting window device in shield screw machine barrel hole |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108316938A (en) * | 2018-01-19 | 2018-07-24 | 辽宁三三工业有限公司 | Screw conveyer of shield machine with radial removable sleeve structure |
| CN110980153A (en) * | 2020-01-06 | 2020-04-10 | 中建八局轨道交通建设有限公司 | Wear-resistant device for screw machine and using method thereof |
| CN111927484A (en) * | 2020-08-03 | 2020-11-13 | 中国矿业大学(北京) | Quick processing method for shield spiral conveyor card machine and protective cylinder |
-
2012
- 2012-06-13 CN CN 201220277108 patent/CN202659239U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108316938A (en) * | 2018-01-19 | 2018-07-24 | 辽宁三三工业有限公司 | Screw conveyer of shield machine with radial removable sleeve structure |
| CN110980153A (en) * | 2020-01-06 | 2020-04-10 | 中建八局轨道交通建设有限公司 | Wear-resistant device for screw machine and using method thereof |
| CN111927484A (en) * | 2020-08-03 | 2020-11-13 | 中国矿业大学(北京) | Quick processing method for shield spiral conveyor card machine and protective cylinder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: CHINA RAILWAY MANUFACTURING EQUIPMENT GROUP CO., L Free format text: FORMER NAME: CHINA RAILWAY TUNNELING EQUIPMENT CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 450003 No. sixth, 99 Avenue, Zhengzhou economic and Technological Development Zone, Henan Patentee after: China Railway Manufacturing Equipment Group Co., Ltd. Address before: 450003 No. sixth, 99 Avenue, Zhengzhou economic and Technological Development Zone, Henan Patentee before: China Railway Tunneling Equipment Co., Ltd. |
|
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: CHINA RAILWAY ENGINEERING EQUIPMENT GROUP TECHNOLOGY SERVICE CO., LTD. Assignor: China Railway Manufacturing Equipment Group Co., Ltd. Contract record no.: 2015410000104 Denomination of utility model: Replaceable wear-resisting window device in shield screw machine barrel hole Granted publication date: 20130109 License type: Exclusive License Record date: 20151124 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| EC01 | Cancellation of recordation of patent licensing contract |
Assignee: CHINA RAILWAY ENGINEERING EQUIPMENT GROUP TECHNOLOGY SERVICE CO., LTD. Assignor: China Railway Manufacturing Equipment Group Co., Ltd. Contract record no.: 2015410000104 Date of cancellation: 20160105 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160115 Address after: 450016 Zhengzhou economic and Technological Development Zone, Henan, No. Sixth Street, No. 99 Patentee after: CHINA RAILWAY ENGINEERING EQUIPMENT GROUP TECHNOLOGY SERVICE CO., LTD. Address before: 450003 No. sixth, 99 Avenue, Zhengzhou economic and Technological Development Zone, Henan Patentee before: China Railway Manufacturing Equipment Group Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20130109 |
|
| CX01 | Expiry of patent term |