CN102913247A - Sinking well wall using drilling method and manufacturing method thereof - Google Patents
Sinking well wall using drilling method and manufacturing method thereof Download PDFInfo
- Publication number
- CN102913247A CN102913247A CN2012102531434A CN201210253143A CN102913247A CN 102913247 A CN102913247 A CN 102913247A CN 2012102531434 A CN2012102531434 A CN 2012102531434A CN 201210253143 A CN201210253143 A CN 201210253143A CN 102913247 A CN102913247 A CN 102913247A
- Authority
- CN
- China
- Prior art keywords
- borehole wall
- compressible
- component
- joint
- common
- 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.)
- Granted
Links
Images
Landscapes
- Bulkheads Adapted To Foundation Construction (AREA)
Abstract
The invention discloses a sinking well wall using a drilling method and a manufacturing method of the sinking well wall using a drilling method, and relates to an underground well wall structure, which aims to solve the vertical compression of the well wall and reduce or avoid the joint crack between a compressible well wall joint and the other well wall due to tensile force. According to the sinking well wall using the drilling method, both ends of the compressible well wall joint are respectively connected with ordinary well walls; a first member is fixedly connected to the ordinary well wall at one end of the compressible well wall joint, and a second member is fixedly connected to the ordinary well wall at the other end of the compressible well wall joint; when the compressible well wall joint receives the pressure along the depth direction of the well wall, the first member and the second member move relatively; and when the compressible well wall joint receives the tensile force along the depth direction of the well wall, the first member and the second member are mutually matched to stop the relative movement of the first member and the second member. The invention is applicable to manufacture and apply the sinking well wall using the drilling method.
Description
Technical field
The present invention relates to the missile silo wall construction, relate in particular to the sinking by boring borehole wall and manufacture method thereof with compressible borehole wall joint.
Background technology
At present, in sinking by boring construction, for preventing that pit shaft from use because shaft rupture occurs in the impact of the vertical additional force that is subject to alluvium sedimentation generation, arranging vertical compressible borehole wall joint in drilling shaft lining, realize the vertical integral compressible of drilling shaft lining, prevent shaft wall fracture.Fig. 1 is the structural representation of compressible borehole wall joint in the prior art.Referring to shown in Figure 1, compressible borehole wall joint 10 is welded to connect by flange with other boreholes wall 20,30.Other boreholes wall here are referred to as the common borehole wall, are the usually said borehole wall in this area, and it is prefabricated that it is generally terrestrial segment, and borehole wall segmentation movement to import connects.
In realizing process of the present invention, the inventor finds that the weld seam between compressible borehole wall joint and other boreholes wall is weak spot, is prone to weld cracking under tension state, can seriously shorten thus the application life of pit shaft.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of sinking by boring borehole wall and manufacture method thereof, can realize the vertically compressible of the borehole wall, can reduce or avoid again the weld cracking due to the Yin Lali between compressible borehole wall joint and other boreholes wall, improve the application life of pit shaft.
For solving the problems of the technologies described above, the sinking by boring borehole wall of the present invention adopts following technical scheme:
A kind of sinking by boring borehole wall, comprise compressible borehole wall joint, two ends at described compressible borehole wall joint are connected with respectively the common borehole wall, the described common borehole wall and described compressible borehole wall joint are by being welded to connect, the common borehole wall at described compressible borehole wall joint one end is fixedly connected with the first member, is fixedly connected with second component at the common borehole wall of the described compressible borehole wall joint other end;
When described compressible borehole wall joint was subject to pressure along the depth direction of the described borehole wall, described the first member and second component can relatively move; When described compressible borehole wall joint was subject to pulling force along the depth direction of the described borehole wall, described the first member and second component cooperatively interacted and hinder relatively moving of described the first member and second component.
Preferably, described the first member and second component are arranged on the lateral wall of the described common borehole wall; Wherein said the first member is the swallow-tail form member, and described second component is V-arrangement or del member, and the sidepiece of the sidepiece of the dovetail section of described swallow-tail form member and described V-arrangement or del member fits.
Preferably, described the first member is at least two swallow-tail form members, is arranged side by side in evenly and at intervals on the lateral wall of the described common borehole wall; One or more V-arrangements or the del member of described second component for matching with described at least two swallow-tail form members.
Wherein, the medial surface of described the first member and second component is cambered surface; Described cambered surface matches with the cambered surface of the lateral wall of the described common borehole wall.
Wherein, the described common borehole wall is connected by flange welding with described compressible borehole wall joint.
Preferably, described the first member and second component and the described common borehole wall are by being welded to connect, and weld bead height is 18-22mm.
Preferably, the angle of the dovetail section of described swallow-tail form member is 79 degree, and the side of described V-arrangement or del member and the angle between the center line are 11 degree.
The sinking by boring borehole wall of the present invention is fixedly connected with the first member at the common borehole wall of compressible borehole wall joint one end, is fixedly connected with second component at the common borehole wall of the compressible borehole wall joint other end; And when described compressible borehole wall joint was subject to pressure along the depth direction of the described borehole wall, described the first member and second component can relatively move; When described compressible borehole wall joint is subject to pulling force along the depth direction of the described borehole wall, described the first member and second component cooperatively interact and hinder relatively moving of described the first member and second component, reinforcement the bonding strength between compressible borehole wall joint and the common borehole wall.Can realize like this vertically compressible of the borehole wall, can reduce or avoid again the weld cracking between compressible borehole wall joint and other boreholes wall, improve the application life of pit shaft.
For solving the problems of the technologies described above, the manufacture method of the sinking by boring borehole wall of the present invention adopts following technical scheme:
A kind of manufacture method of the sinking by boring borehole wall comprises:
At the two ends of compressible borehole wall joint, respectively by being welded to connect the common borehole wall;
The common borehole wall at described compressible borehole wall joint one end is fixedly connected with the first member, is fixedly connected with the second component that matches with described the first member at the common borehole wall of the described compressible borehole wall joint other end; When described compressible borehole wall joint was subject to pressure along the depth direction of the described borehole wall, described the first member and second component can relatively move; When described compressible borehole wall joint was subject to pulling force along the depth direction of the described borehole wall, described the first member and second component cooperatively interacted and hinder relatively moving of described the first member and second component.
Preferably, the described common borehole wall at described compressible borehole wall joint one end is fixedly connected with the first member, is fixedly connected with the second component that matches with described the first member at the common borehole wall of the described compressible borehole wall joint other end, comprising:
On the lateral wall of the common borehole wall of described compressible borehole wall joint one end, welding is as the swallow-tail form member of described the first member; On the lateral wall of the common borehole wall of the described compressible borehole wall joint other end, welding is as V-arrangement or the del member of described second component, and the sidepiece of dovetail section of described swallow-tail form member and the sidepiece of described V-arrangement or del member are fitted.
Preferably, on the lateral wall of the described common borehole wall at described compressible borehole wall joint one end, welding comprises as the swallow-tail form member of described the first member:
On the lateral wall of the common borehole wall of described compressible borehole wall joint one end, weld side by side evenly and at intervals at least two swallow-tail form members as described the first member.
Preferably, weld again the first member after second component welds, and weld after the first member is adjacent to second component.
The manufacture method of the sinking by boring borehole wall of the present invention, the common borehole wall at described compressible borehole wall joint one end is fixedly connected with the first member, is fixedly connected with the second component that matches with described the first member at the common borehole wall of the described compressible borehole wall joint other end; When described compressible borehole wall joint was subject to pressure along the depth direction of the described borehole wall, described the first member and second component can relatively move; When described compressible borehole wall joint is subject to pulling force along the depth direction of the described borehole wall, described the first member and second component cooperatively interact and hinder relatively moving of described the first member and second component, reinforcement the bonding strength between compressible borehole wall joint and the common borehole wall.Can realize like this vertically compressible of the borehole wall, can reduce or avoid again the weld cracking between compressible borehole wall joint and other boreholes wall, improve the application life of pit shaft.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art, apparently, accompanying drawing in the following describes only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of compressible borehole wall joint in the prior art;
Fig. 2 is the structural representation of sinking by boring borehole wall embodiment of the present invention;
Fig. 3 is the cooperatively interact expansion schematic diagram of structure of the first member and second component on the sinking by boring borehole wall of the present invention;
Fig. 4 is the structural representation of the first member on the sinking by boring borehole wall of the present invention;
Fig. 5 is the structural representation of the second component that is used with the first member shown in Figure 4;
Fig. 6 is the cooperatively interact structural representation of another embodiment of structure of the first member and second component on the sinking by boring borehole wall of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing the specific embodiment of the invention is described in detail.Should be clear and definite, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making all other embodiment that obtain under the creative work prerequisite.
Fig. 2 is the structural representation of sinking by boring borehole wall embodiment of the present invention.Referring to shown in Figure 2, the specific embodiment of the invention sinking by boring borehole wall, comprise compressible borehole wall joint 10, be connected with respectively the common borehole wall 20,30 at the two ends of described compressible borehole wall joint, the described common borehole wall and described compressible borehole wall joint are by being welded to connect, the common borehole wall 20 at described compressible borehole wall joint 10 1 ends is fixedly connected with the first member 1, is fixedly connected with second component 2 at the common borehole wall 30 of described compressible borehole wall joint 10 other ends; When described compressible borehole wall joint was subject to pressure along the depth direction of the described borehole wall, described the first member and second component can relatively move; When described compressible borehole wall joint is subject to pulling force along the depth direction of the described borehole wall, described the first member and second component cooperatively interact and hinder relatively moving of described the first member and second component, that is to say, when described compressible borehole wall joint was subject to pulling force along the depth direction of the described borehole wall, described the first member and second component can be realized self-locking.
Wherein compressible borehole wall joint is except adopting the structure shown in Fig. 1 and Fig. 2, and the label 11 among Fig. 2 is the arc of compressible borehole wall joint.In addition, compressible borehole wall joint also can adopt other compressible borehole wall joints of the prior art, but for example adopts the board-like borehole wall shrinking structure of disclosed Curved arc in the CN2782930Y Chinese patent application that publication number is.
The described common borehole wall and described compressible borehole wall joint can be welded to connect by flange, with the area of the contact surface that improves the common borehole wall and described compressible borehole wall joint, improve bonding strength.
The sinking by boring borehole wall specific embodiment of the present invention is fixedly connected with the first member at the common borehole wall of compressible borehole wall joint one end, is fixedly connected with second component at the common borehole wall of the compressible borehole wall joint other end; And when described compressible borehole wall joint was subject to pressure along the depth direction of the described borehole wall, described the first member and second component can relatively move, and can not affect the vertical compression of compressible borehole wall joint; When described compressible borehole wall joint is subject to pulling force along the depth direction of the described borehole wall, described the first member and second component cooperatively interact and hinder relatively moving of described the first member and second component, reinforcement the bonding strength between compressible borehole wall joint and the common borehole wall.Can realize like this vertically compressible of the borehole wall, can reduce or avoid again the weld cracking between compressible borehole wall joint and other boreholes wall, improve the application life of pit shaft.
Fig. 4 is the structural representation of the first member on the sinking by boring borehole wall of the present invention; Fig. 5 is the structural representation of the second component that is used with the first member shown in Figure 4.Referring to Fig. 4 and shown in Figure 5, in the specific embodiment of the sinking by boring borehole wall of the present invention, described the first member 1 and second component 2 preferred arrangements are on the lateral wall of the described common borehole wall; Wherein said the first member 1 is the swallow-tail form tabular component, and described second component 2 is V-arrangement or del member, the v-component shown in Fig. 5.The sidepiece of the sidepiece of the dovetail section of described swallow-tail form member and described V-arrangement or del member fits.Described the first member adopts the swallow-tail form member, is conducive to strengthen the intensity of the first member and second component self-locking, reduces the inefficacy that causes the first member and second component self-locking because described pulling force is excessive.
Wherein, described swallow-tail form tabular component can be one or more, and corresponding, the described V-arrangement or the del member that match with described swallow-tail form member also can be one or more.Preferably, described the first member is at least two swallow-tail form members, is arranged side by side in evenly and at intervals on the lateral wall of the described common borehole wall; One or more V-arrangements or the del member of described second component for matching with described at least two swallow-tail form members.Fig. 3 is the cooperatively interact expansion schematic diagram of structure of the first member and second component on the sinking by boring borehole wall of the present invention.Mark 3 and 4 represents respectively weld seam.Described the first member is at least two swallow-tail form members, be arranged side by side in evenly and at intervals on the lateral wall of the described common borehole wall, and match with one or more V-arrangements or del member, can evenly share described vertical tension, more advantageously reduce or prevent weld cracking between compressible borehole wall joint and other boreholes wall, the application life of improving pit shaft.Described second component adopts v-shaped structure, is convenient to weld seam and arranges, namely can be in the zone line welding of v-shaped structure.
For the ease of cooperating of the lateral wall of described the first member and second component and the described common borehole wall, and be convenient to welding, the medial surface of described the first member and second component is preferably cambered surface; Described cambered surface matches with the cambered surface of the lateral wall of the described common borehole wall.
In the specific embodiment of the sinking by boring borehole wall of the present invention, the material of described the first member and second component can be Q345.Described the first member and second component and the described common borehole wall are by being welded to connect, and weld bead height is 18-22mm, is preferably 20mm.Weld bead height is lower than 18mm, then is unfavorable for guaranteeing higher bonding strength, and weld bead height is higher than 22mm, and then the residual stress of welding is larger.
In the specific embodiment of the sinking by boring borehole wall of the present invention, the angle α of the dovetail section of described swallow-tail form member is 79 degree, and the side of described V-arrangement or del member and the angle β between the center line are 11 degree.The setting of this angle, both be conducive to realize to be conducive to when described compressible borehole wall joint is subject to pulling force along the depth direction of the described borehole wall, described the first member and the mutual self-locking of second component, hinder relatively moving of described the first member and second component, again so that the dovetail section of described swallow-tail form member has the effect of resisting External Force Acting preferably and preventing to be out of shape.
Fig. 6 is the cooperatively interact structural representation of another embodiment of structure of the first member and second component on the sinking by boring borehole wall of the present invention.Referring to shown in Figure 6, in the specific embodiment of the sinking by boring borehole wall of the present invention, described the first member and second component preferred arrangements are on the lateral wall of the described common borehole wall; Wherein said the first member is the microscler plate of 1 employing, and this microscler plate is provided with several tooth sections towards same direction inclination; Can be provided with bearing 5 on the described second component 2, on bearing 5, by rotating shaft 6 positioning element 7 that has been rotatably connected, between described positioning element 7 and rotating shaft 6, the spring (not shown) is installed.Described positioning element 7 is a lever, when described compressible borehole wall joint is subject to pressure along the depth direction of the described borehole wall, can slide on several tooth section tops on described the first member in one end of the positioning element 7 on the described second component, so that described the first member and second component can relatively move, can not affect the vertical compression of compressible borehole wall joint thus; When described compressible borehole wall joint is subject to pulling force along the depth direction of the described borehole wall, positioning element on the described second component is under the effect of elastic force, described end enters in the groove between the adjacent teeth section, thereby hinders relatively moving of described the first member and second component.Between described the first member and second component, be provided with the cover body (not shown), be used for the materials such as the detritus of positioning element 7 and the tooth section that is mated and borehole wall periphery, silt are kept apart, so that the regular event that keeps described positioning element 7 is not by the interference of the materials such as outside detritus, silt.
The specific embodiment of the present invention also discloses a kind of manufacture method of the sinking by boring borehole wall, comprises step:
S1, at the two ends of compressible borehole wall joint, respectively by being welded to connect the common borehole wall;
S2, be fixedly connected with the first member at the common borehole wall of described compressible borehole wall joint one end, be fixedly connected with the second component that matches with described the first member at the common borehole wall of the described compressible borehole wall joint other end; When described compressible borehole wall joint was subject to pressure along the depth direction of the described borehole wall, described the first member and second component can relatively move; When described compressible borehole wall joint was subject to pulling force along the depth direction of the described borehole wall, described the first member and second component cooperatively interacted and hinder relatively moving of described the first member and second component.
The manufacture method of the sinking by boring borehole wall of the present invention, the common borehole wall at described compressible borehole wall joint one end is fixedly connected with the first member, is fixedly connected with the second component that matches with described the first member at the common borehole wall of the described compressible borehole wall joint other end; When described compressible borehole wall joint was subject to pressure along the depth direction of the described borehole wall, described the first member and second component can relatively move; When described compressible borehole wall joint is subject to pulling force along the depth direction of the described borehole wall, described the first member and second component cooperatively interact and hinder relatively moving of described the first member and second component, reinforcement the bonding strength between compressible borehole wall joint and the common borehole wall.Can realize like this vertically compressible of the borehole wall, can reduce or avoid again the weld cracking between compressible borehole wall joint and other boreholes wall, improve the application life of pit shaft.
In the manufacture method specific embodiment of the sinking by boring borehole wall of the present invention, preferably, the described common borehole wall at described compressible borehole wall joint one end is fixedly connected with the first member, the common borehole wall at the described compressible borehole wall joint other end is fixedly connected with the second component that matches with described the first member, comprising:
On the lateral wall of the common borehole wall of described compressible borehole wall joint one end, welding is as the swallow-tail form member of described the first member; On the lateral wall of the common borehole wall of the described compressible borehole wall joint other end, welding is as V-arrangement or the del member of described second component, and the sidepiece of described swallow-tail form member and the sidepiece of described V-arrangement or del member are fitted.
Preferably, on the lateral wall of the described common borehole wall at described compressible borehole wall joint one end, welding comprises as the swallow-tail form member of described the first member: on the lateral wall of the common borehole wall of described compressible borehole wall joint one end, weld side by side evenly and at intervals at least two swallow-tail form members as described the first member.
In the manufacture method specific embodiment of the sinking by boring borehole wall of the present invention, weld again the first member after second component welds, and weld after the first member is adjacent to second component, be convenient to like this positioning welding of second component.
In the manufacture method specific embodiment of the sinking by boring borehole wall of the present invention, the form of structure of described the first member and second component and the advantage that has thereof are not limited to this, can be referring to form of structure and the advantage thereof described in the above-mentioned sinking by boring borehole wall.
The above; be the specific embodiment of the present invention only, but protection scope of the present invention is not limited to this, anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; can expect easily changing or replacing, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion by described protection domain with claim.
Claims (10)
1. sinking by boring borehole wall, comprise compressible and the wall joint, two ends at described compressible borehole wall joint are connected with respectively the common borehole wall, the described common borehole wall and described compressible borehole wall joint are by being welded to connect, it is characterized in that, the common borehole wall at described compressible borehole wall joint one end is fixedly connected with the first member, is fixedly connected with second component at the common borehole wall of the described compressible borehole wall joint other end;
When described compressible borehole wall joint was subject to pressure along the depth direction of the described borehole wall, described the first member and second component can relatively move; When described compressible borehole wall joint was subject to pulling force along the depth direction of the described borehole wall, described the first member and second component cooperatively interacted and hinder relatively moving of described the first member and second component.
2. the sinking by boring borehole wall according to claim 1 is characterized in that, described the first member and second component are arranged on the lateral wall of the described common borehole wall; Wherein
Described the first member is the swallow-tail form member, and described second component is V-arrangement or del member, and the sidepiece of the sidepiece of the dovetail section of described swallow-tail form member and described V-arrangement or del member fits.
3. the sinking by boring borehole wall according to claim 2 is characterized in that, described the first member is at least two swallow-tail form members, is arranged side by side in evenly and at intervals on the lateral wall of the described common borehole wall;
One or more V-arrangements or the del member of described second component for matching with described at least two swallow-tail form members.
4. according to claim 2 or the 3 described sinking by boring boreholes wall, it is characterized in that the medial surface of described the first member and second component is cambered surface;
Described cambered surface matches with the cambered surface of the lateral wall of the described common borehole wall.
5. according to claim 1 to 4 each described sinking by boring boreholes wall, it is characterized in that,
The described common borehole wall is connected by flange welding with described compressible borehole wall joint.
6. according to claim 1 to 5 each described sinking by boring boreholes wall, it is characterized in that described the first member and second component and the described common borehole wall are by being welded to connect, weld bead height is 18-22mm.
7. according to claim 2 to 5 each described sinking by boring boreholes wall, it is characterized in that the angle of the dovetail section of described swallow-tail form member is 79 degree, the side of described V-arrangement or del member and the angle between the center line are 11 degree.
8. the manufacture method of a sinking by boring borehole wall is characterized in that, comprising:
At the two ends of compressible borehole wall joint, respectively by being welded to connect the common borehole wall;
The common borehole wall at described compressible borehole wall joint one end is fixedly connected with the first member, is fixedly connected with the second component that matches with described the first member at the common borehole wall of the described compressible borehole wall joint other end; When described compressible borehole wall joint was subject to pressure along the depth direction of the described borehole wall, described the first member and second component can relatively move; When described compressible borehole wall joint was subject to pulling force along the depth direction of the described borehole wall, described the first member and second component cooperatively interacted and hinder relatively moving of described the first member and second component.
9. the manufacture method of the sinking by boring borehole wall according to claim 8, it is characterized in that, the described common borehole wall at described compressible borehole wall joint one end is fixedly connected with the first member, the common borehole wall at the described compressible borehole wall joint other end is fixedly connected with the second component that matches with described the first member, comprising:
On the lateral wall of the common borehole wall of described compressible borehole wall joint one end, welding is as the swallow-tail form member of described the first member; On the lateral wall of the common borehole wall of the described compressible borehole wall joint other end, welding is as V-arrangement or the del member of described second component, and the sidepiece of dovetail section of described swallow-tail form member and the sidepiece of described V-arrangement or del member are fitted.
10. the manufacture method of the sinking by boring borehole wall according to claim 8 is characterized in that, on the lateral wall of the described common borehole wall at described compressible borehole wall joint one end, welding comprises as the swallow-tail form member of described the first member:
On the lateral wall of the common borehole wall of described compressible borehole wall joint one end, weld side by side evenly and at intervals at least two swallow-tail form members as described the first member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210253143.4A CN102913247B (en) | 2012-07-23 | 2012-07-23 | Sinking well wall using drilling method and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210253143.4A CN102913247B (en) | 2012-07-23 | 2012-07-23 | Sinking well wall using drilling method and manufacturing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102913247A true CN102913247A (en) | 2013-02-06 |
| CN102913247B CN102913247B (en) | 2015-02-25 |
Family
ID=47611790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210253143.4A Expired - Fee Related CN102913247B (en) | 2012-07-23 | 2012-07-23 | Sinking well wall using drilling method and manufacturing method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102913247B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104453912A (en) * | 2014-11-25 | 2015-03-25 | 安徽恒源煤电股份有限公司 | Vertical reducible joint of freezing shaft wall |
| WO2020143329A1 (en) * | 2019-01-07 | 2020-07-16 | 中国矿业大学 | Single-layer wellbore capable of realizing axial yielding, and method for constructing same |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE535564A (en) * | ||||
| PL274873A1 (en) * | 1988-09-22 | 1990-04-02 | Zaklad Badawczo Rozwojowy Prze | Lining for the chamber of shaft bottom inlets |
| CN1916361A (en) * | 2006-08-23 | 2007-02-21 | 淮南矿业(集团)有限责任公司 | Yielding adaptor of well wall in frozen well, and construction method |
| CN200958394Y (en) * | 2006-09-30 | 2007-10-10 | 中国矿业大学 | Curved arc-plate shrinked wellwall water sealer |
| CN201059193Y (en) * | 2007-07-10 | 2008-05-14 | 中国矿业大学 | T-shaped ribbed slab device for multi-rib arc slab type contractible borehole wall |
-
2012
- 2012-07-23 CN CN201210253143.4A patent/CN102913247B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE535564A (en) * | ||||
| PL274873A1 (en) * | 1988-09-22 | 1990-04-02 | Zaklad Badawczo Rozwojowy Prze | Lining for the chamber of shaft bottom inlets |
| CN1916361A (en) * | 2006-08-23 | 2007-02-21 | 淮南矿业(集团)有限责任公司 | Yielding adaptor of well wall in frozen well, and construction method |
| CN200958394Y (en) * | 2006-09-30 | 2007-10-10 | 中国矿业大学 | Curved arc-plate shrinked wellwall water sealer |
| CN201059193Y (en) * | 2007-07-10 | 2008-05-14 | 中国矿业大学 | T-shaped ribbed slab device for multi-rib arc slab type contractible borehole wall |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104453912A (en) * | 2014-11-25 | 2015-03-25 | 安徽恒源煤电股份有限公司 | Vertical reducible joint of freezing shaft wall |
| WO2020143329A1 (en) * | 2019-01-07 | 2020-07-16 | 中国矿业大学 | Single-layer wellbore capable of realizing axial yielding, and method for constructing same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102913247B (en) | 2015-02-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105887875B (en) | Stake and pile cover flexible connecting structure and construction method | |
| CN206829113U (en) | A kind of self-closed type packer of dual fail-safe | |
| CN102913247B (en) | Sinking well wall using drilling method and manufacturing method thereof | |
| CN107060806A (en) | It is a kind of can active firm wall U-shaped steel bracket | |
| CN105971827A (en) | Transfer ring beam for concrete cylinder and steel cylinder combined tower and construction method thereof | |
| CN110847021A (en) | High-performance light connecting structure of assembled bent cap-pier | |
| CN202926331U (en) | Boring method shaft sinking well wall | |
| KR101766311B1 (en) | Corrugated plate for increased rigidity | |
| CN202194669U (en) | Improved structure of TBM supporting shoe | |
| CN202972351U (en) | Simplex hinge-type expansion joint with specially strengthened structure | |
| EP2256251B1 (en) | Pile and pile joint | |
| CN102301072A (en) | Compound steel sheet pile, continuous wall utilizing compound steel sheet pile, and method of driving compound steel sheet pile | |
| CN209569014U (en) | A kind of tubular tunnel segment structure suitable for Circular Shaft | |
| CN203891902U (en) | High-strength extensible support | |
| CN202970517U (en) | Drill rod of rotary drilling rig | |
| CN103314182A (en) | Planing device | |
| CN206816284U (en) | A kind of underground coal mine supporting anchor pole | |
| CN105133488B (en) | A kind of road and bridge movement joint mating system | |
| CN204692339U (en) | A kind of bearing sealed ring | |
| CN204385747U (en) | Prevent the device of tunnel upward floating | |
| CN204326992U (en) | A kind of three top formula horizontal orientation drilling rods | |
| CN201136734Y (en) | Fracture connecting apparatus for built-in bolt | |
| JP2021092082A (en) | Fatigue crack prevention structure for steel bridge with vertical stiffener | |
| CN214005376U (en) | Fixing clip for welding reinforcing steel bar of bent cap framework | |
| CN201588307U (en) | Connector connecting structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150225 Termination date: 20150723 |
|
| EXPY | Termination of patent right or utility model |