CN218759986U - TBM construction tuber pipe connecting device - Google Patents
TBM construction tuber pipe connecting device Download PDFInfo
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- CN218759986U CN218759986U CN202222565329.5U CN202222565329U CN218759986U CN 218759986 U CN218759986 U CN 218759986U CN 202222565329 U CN202222565329 U CN 202222565329U CN 218759986 U CN218759986 U CN 218759986U
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Abstract
The utility model discloses a TBM construction air pipe connecting device, which relates to the field of tunnel construction, and comprises an embedded part embedded in tunnel lining concrete, wherein one end of the embedded part, which is exposed out of the lining structure concrete, is connected with a connecting plate, and the connecting plate is detachably connected with a limit structure for connecting an air pipe; the limiting structure comprises a first limiting hoop and a second limiting hoop, the first limiting hoop and the second limiting hoop can be detachably connected and are used for clamping and limiting the air pipe, and the first limiting hoop and the connecting plate can be detachably connected through a first connecting bolt. The device can lay the built-in fitting supporting with it at the assigned position and pour along with the lining concrete of tunnel together when the tunnel lining in the TBM construction, has avoided after tunnel lining structure accomplishes, trompil on lining structure to the time and the cost of trompil have been reduced, and be favorable to the lining wholeness of tunnel.
Description
Technical Field
The utility model relates to a tunnel construction field specifically is a TBM construction tuber pipe connecting device.
Background
The TBM is an english abbreviation of a full-face tunnel boring machine, and there are two domestic proposals for the full-face tunnel boring machine, one of which is a rock boring machine (TBM) and the other is a shield machine. The TBM is a tunnel boring machine suitable for hard rock boring, and the shield machine refers to a tunnel boring machine suitable for soft rock and soil. Of course, shield machines also have composite shields that mount hard rock TBM hobs. The hard rock TBM can be classified into an open type TBM, a double shield type TBM and a single shield type TBM. The hard rock TBM is suitable for hard rock tunneling of mountain tunnels, replaces the traditional drilling and blasting method, has the tunneling speed of 4-10 times that of the conventional drilling and blasting method under the same condition, and has the optimal daily footage of 40m; the method has the advantages of rapidness, high quality, safety, economy, contribution to environmental protection and labor force protection and the like, particularly can finish the project in advance efficiently and rapidly, creates value in advance, and has important significance for the modernized construction of China. In the TBM construction, the tunnel often passes through zones with different geology, such as karst caves, gas and the like, when the tunnel is tunneled and passes through the special zones, the ventilation in the tunneled tunnel needs to be kept good so as to ensure the construction safety, so ventilation equipment and a connecting ventilation pipeline need to be installed in the process of tunneling and lining, the existing connecting and fixing mode of the ventilation pipeline is to open holes in the lining structure of the tunnel, and then a connecting and fixing device for connecting the air pipes is installed on the open holes.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a TBM construction tuber pipe connecting device, the device can be during tunnel lining in the TBM construction, lay the built-in fitting supporting with it in the assigned position and pour along with the lining concrete in tunnel together, avoided after tunnel lining structure accomplishes, trompil on lining structure to the time and the cost of trompil have been reduced, and be favorable to the lining wholeness in tunnel.
The purpose of the utility model is realized through the following technical scheme:
a TBM construction air pipe connecting device comprises an embedded part embedded in tunnel lining concrete, wherein one end of the embedded part, which is exposed out of the lining structure concrete, is connected with a connecting plate, and the connecting plate is detachably connected with a limiting structure for connecting an air pipe;
the limiting structure comprises a first limiting hoop and a second limiting hoop, the first limiting hoop and the second limiting hoop can be detachably connected and are used for clamping and limiting the air pipe, and the first limiting hoop and the connecting plate can be detachably connected through a first connecting bolt.
Preferably, both sides of one end, far away from the connecting plate, of the first limiting hoop are respectively connected with a first fixing plate, both sides of one end, close to the first limiting hoop, of the second limiting hoop are respectively connected with a second fixing plate corresponding to the first fixing plate, and the second fixing plate is detachably connected with the first fixing plate.
Preferably, the second fixed plate with first fixed plate blocks respectively on first spacing clamp, first spacing clamp passes through second connecting bolt with second fixed plate and first fixed plate and can dismantle the connection.
Preferably, the end of the first limiting hoop, which is close to the connecting plate, is connected with a supporting plate used for being connected with the connecting plate, and the supporting plate and the two ends of the connecting plate are respectively connected with a detachable connection through a reinforcing structure.
Preferably, reinforced structure includes the spacing clamp of second, the end of backup pad and connecting plate is blocked respectively in the spacing clamp of second, the spacing clamp of second passes through third connecting bolt with backup pad and connecting plate and can dismantle and be connected.
Preferably, one end of the first limiting hoop, which is close to the connecting plate, is further provided with a reinforcing bolt, and the reinforcing bolt penetrates through the first limiting hoop and is in threaded connection with the connecting plate.
Preferably, one end of the embedded part, which is far away from the connecting plate, is connected with a hook used for binding the steel reinforcement framework of the tunnel lining structure together.
The utility model has the advantages that: the device is arranged in the tunnel of TBM construction, fixes the pipeline of ventilation spacingly, can reduce the time of trompil on tunnel lining structure through the device, and can guarantee tunnel lining structure's wholeness and waterproof performance. The device has included the built-in fitting of pre-buried in tunnel lining concrete on the global design, this built-in fitting leaks the one end outside lining structure concrete and is connected with the connecting plate, the limit structure who is used for connecting the tuber pipe can be dismantled to the connecting plate, just pour the device's built-in fitting and spray concrete together when tunnel lining structure is under construction, just so when installing the tuber pipe will be connected with the limit structure of connecting the tuber pipe and the connecting plate that the built-in fitting leaks the one end outside the concrete and is connected, consolidate after connecting, with the tuber pipe installation spacing in limit structure, carry out spacing connection to the tuber pipe through limit structure, it is used when ventilating with the tuber pipe with installing in the tunnel. The limiting structure of the device comprises a first limiting hoop and a second limiting hoop, the first limiting hoop and the second limiting hoop can be detachably connected and are used for clamping and limiting and fixing the air pipe, the first limiting hoop and the connecting plate can be detachably connected through a first connecting bolt, in the specific implementation process, the first limiting hoop of the limiting structure and the connecting plate are connected through the first connecting bolt, the device is installed and fixed on the wall of the tunnel, then the air pipe penetrates through the first limiting hoop and the second limiting hoop, the air pipe is limited and fixed through the first limiting hoop and the second limiting hoop, the air pipe is fixed and limited on the wall of the tunnel, the TBM tunnel is conveniently tunneled or the air pipe is connected as a permanent connecting device, the air pipe is connected and installed by means of hole opening connection of the wall of the tunnel constructed by the TBM, and therefore time is saved and the tunnel integrity and the waterproof performance are guaranteed.
Drawings
Fig. 1 is a schematic structural view of the utility model of a TBM construction air pipe connection device;
fig. 2 is an exploded view of the structural part of the connection device for the air duct in TBM construction according to the present invention;
fig. 3 is a schematic view of a connection structure of a limit structure of the connection device for a TBM construction air duct of the present invention;
fig. 4 is an exploded view of the connection structure of the spacing structure of the connection device for the air duct for TBM construction according to the present invention;
fig. 5 is a schematic view of the connection structure of the embedded part of the connection device for the TBM construction air pipe of the present invention;
in the figure, 1-embedded part, 2-supporting plate, 3-first connecting bolt, 4-second limiting clamp, 11-connecting plate, 12-hook, 21-first limiting clamp, 22-second limiting clamp, 23-first limiting clamp, 24-second connecting bolt, 25-reinforcing bolt, 211-first fixing plate, 221-second fixing plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention, i.e., the described embodiments are only some, but not all embodiments of the invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiment of the present invention, all other embodiments obtained by the person skilled in the art without creative work belong to the protection scope of the present invention. It is noted that relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.
Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.
As shown in figures 1 to 5, a TBM construction tuber pipe connecting device, the device is arranged in the tunnel of TBM construction, fixes spacingly to the pipeline of ventilating, can reduce the time of trompil on tunnel lining structure through the device, and can guarantee tunnel lining structure's wholeness and waterproof performance. The device includes pre-buried built-in fitting 1 in tunnel lining concrete on the global design, this built-in fitting 1 leaks the one end outside lining structure concrete and is connected with connecting plate 11, connecting plate 11 can be dismantled and be connected with the limit structure who is used for the joint air pipe, just pour the built-in fitting 1 of the device with spray concrete together when tunnel lining structure is under construction, just so when the installation tuber pipe will be connected the connecting plate 11 that the limit structure who is connected the tuber pipe leaks the one end outside the concrete with the built-in fitting and is connected, after the reinforced connection, install spacing at limit structure with the tuber pipe, carry out spacing connection to the tuber pipe through limit structure, use when ventilating with the tuber pipe and installing in the tunnel. The limiting structure of the device comprises a first limiting hoop 21 and a second limiting hoop 22, the first limiting hoop 21 and the second limiting hoop 22 can be detachably connected and are used for clamping and limiting the air pipe, the first limiting hoop 21 and the connecting plate 11 can be detachably connected through a first connecting bolt 3, in the specific implementation process, the first limiting hoop 21 of the limiting structure is connected with the connecting plate 11 through the first connecting bolt 3, the device is installed and fixed on the tunnel wall of the tunnel, the air pipe penetrates through the first limiting hoop 21 and the second limiting hoop 22, the air pipe is limited and fixed through the first limiting hoop 21 and the second limiting hoop 22, the air pipe is fixed and limited on the tunnel wall, and the TBM tunnel tunneling or the air pipe connection is carried out as a permanent ventilation pipeline connecting device.
Further, when the device is specifically used in a tunnel constructed by the TBM, in the tunneling process of the TBM tunnel, as the TBM is generally applied to a harder rock stratum, segments can not be used in the tunneling process, but lining reinforcement can be directly carried out on the excavated tunnel wall, in order to ensure the integrity of a lining structure, an embedded part 1 which is prefabricated in advance and used in a matching manner is installed on a steel reinforcement framework of the lining structure, and is connected with the steel reinforcement framework of the tunnel wall, a hook 12 for binding the steel reinforcement framework of the tunnel lining structure is connected to one end of the embedded part 1, which is far away from a connecting plate 11, the hook 12 of the device is connected with the steel reinforcement framework of the lining structure, so that the connection integrity of the embedded part 1 and the steel reinforcement framework is enhanced, then the embedded part 1 of the device is poured together with the steel reinforcement framework when the concrete of the lining structure is sprayed, and in addition, the connecting plate 11 for connecting the embedded part 1 and the embedded part is leaked outside the concrete, so that the limit structure of the limit air pipe can be connected. The limiting structure comprises a first limiting hoop 21 and a second limiting hoop 22, the first limiting hoop 21 and the second limiting hoop 22 are detachably connected and are used for clamping, limiting and fixing the air pipe, and the first limiting hoop 21 is detachably connected with the connecting plate 11 through a first connecting bolt 3; after lining structure's concrete maintenance certain time, connect first coupling 21 again and couple together at the connecting plate 11 that leaks in lining structure concrete outside, in order to strengthen the connection, be connected with the backup pad 2 that is used for being connected with connecting plate 11 in the one end that first spacing hoop 21 is close to connecting plate 11, backup pad 2 is connected with respectively with the both ends of connecting plate 11 and can dismantles through reinforced structure and be connected.
Meanwhile, the arranged reinforcing structure comprises a second limiting clamp 4, the ends of the supporting plate 2 and the connecting plate 11 are respectively clamped in the second limiting clamp 4, and the second limiting clamp 4 is detachably connected with the supporting plate 2 and the connecting plate 11 through a third connecting bolt 5; a reinforcing bolt 25 is further arranged at one end, close to the connecting plate 11, of the first limiting hoop 21, and the reinforcing bolt 25 penetrates through the first limiting hoop 21 and is in threaded connection with the connecting plate 11; when the first limit hoop 21 is connected with the connecting plate 11, the first fixing plates 211 respectively connected with two sides of one end, far away from the connecting plate 11, of the first limit hoop 21 are in contact with the connecting plate 11, the first fixing plates 211 on the same side are clamped with the connecting plate 11 through the second limit hoops 4 respectively arranged on two sides of the first limit hoop 21 and used for reinforcing connection, then the second limit hoops 4 and the first fixing plates 211 clamped in the second limit hoops 4 are connected with the connecting plate 11 through the first connecting bolts 3, the first fixing plates 211 can be more stably connected with the connecting plate 11 through the second limit hoops 4, and the connection firmness and the service time of the first limit hoop 21 are improved; and then, the reinforcing bolt 25 is used for penetrating from the first limiting hoop 21 to be in threaded connection with the connecting plate 11, so that the first limiting hoop 21 is further connected with the embedded part 1 in a reinforcing way. In the implementation process, in order to avoid the head of the reinforcing bolt 25 from leaking outside and causing the head to abut against the air duct, a certain groove is formed in the first limiting hoop 21, and the head of the reinforcing bolt 25 can be placed in the groove while the first limiting hoop 21 is connected with the connecting plate 11, and the air duct is not influenced to be limited in the first limiting hoop 21.
Furthermore, after the embedded part 1 is connected with the first limiting hoop 21, the air pipe for ventilation passes through the space between the first limiting hoop 21 and the second limiting hoop 22, and then the second limiting hoop 2 is connected with the first limiting hoop 21, so that the air pipe is limited and fixed on the device. In the implementation process, in order to strengthen the overall firm connection between the second spacing clip 2 and the first spacing clip 21, in the design, the two sides of one end of the second spacing clip 22 close to the first spacing clip 21 are respectively connected with a second fixing plate 221 corresponding to the first fixing plate 211, and the second fixing plate 221 is detachably connected with the first fixing plate 211; the second fixing plate 221 and the first fixing plate 211 are respectively clamped on the first limiting clamp 23, and the first limiting clamp 23 is detachably connected with the second fixing plate 221 and the first fixing plate 211 through a second connecting bolt 24; the second fixing plate 221 and the first fixing plate 211 on the same side are clamped on the first limiting clamp 23 respectively, and then the second fixing plate 221 and the first fixing plate 211 are connected with the first limiting clamp 23 by using the second connecting bolt 24, so that the second limiting clamp 2 and the first limiting clamp 21 are connected in a reinforcing mode, and the air pipe is better limited in the device. In the whole implementation process, because the weight of the air pipe is light, the concrete sprayed by the tunnel cavity wall lining structure can bear and support the air pipe after being cured for a certain time, and the arranged device not only can be used as a temporary air pipe in the tunneling process, but also can be used as a connecting air pipe for long-term support in the tunnel using process. By using the device, the opening on the lining structure can be reduced, so that the opening time and cost are reduced, and the lining integrity of the tunnel is facilitated.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the details of the embodiments in the above description, and the technical concept of the present invention can be within the scope of the present invention, and can be modified to various simple modifications, and these simple modifications all belong to the protection scope of the present invention. It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and in order to avoid unnecessary repetition, the present invention does not need to describe any combination of the features. In addition, the above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present invention shall be included in the protection scope of the present invention; meanwhile, the various embodiments of the present invention can be combined arbitrarily, so long as it does not violate the idea of the present invention, it should be regarded as the disclosure of the present invention.
Claims (7)
1. The connecting device for the TBM construction air pipes is characterized by comprising an embedded part (1) embedded in tunnel lining concrete, wherein one end of the embedded part (1) which is exposed out of the lining structure concrete is connected with a connecting plate (11), and the connecting plate (11) is detachably connected with a limiting structure for connecting the air pipes;
the limiting structure comprises a first limiting hoop (21) and a second limiting hoop (22), the first limiting hoop (21) and the second limiting hoop (22) can be detachably connected and are used for clamping and limiting the air pipe, and the first limiting hoop (21) and the connecting plate (11) can be detachably connected through a first connecting bolt (3).
2. The connecting device for the TBM construction air pipe according to claim 1, wherein two sides of one end of the first limiting hoop (21) far away from the connecting plate (11) are respectively connected with a first fixing plate (211), two sides of one end of the second limiting hoop (22) near the first limiting hoop (21) are respectively connected with a second fixing plate (221) corresponding to the first fixing plate (211), and the second fixing plate (221) is detachably connected with the first fixing plate (211).
3. The TBM construction air pipe connecting device according to claim 2, wherein the second fixing plate (221) and the first fixing plate (211) are respectively clamped on a first limiting clamp (23), and the first limiting clamp (23) is detachably connected with the second fixing plate (221) and the first fixing plate (211) through a second connecting bolt (24).
4. The TBM construction air pipe connecting device according to claim 1, wherein one end of the first limiting hoop (21) close to the connecting plate (11) is connected with a supporting plate (2) used for being connected with the connecting plate (11), and the supporting plate (2) and the two ends of the connecting plate (11) are respectively connected with a detachable connection through a reinforcing structure.
5. The TBM construction air pipe connecting device according to claim 4, wherein the reinforcing structure comprises a second limiting clamp (4), the ends of the support plate (2) and the connecting plate (11) are respectively clamped in the second limiting clamp (4), and the second limiting clamp (4) is detachably connected with the support plate (2) and the connecting plate (11) through a third connecting bolt (5).
6. The connecting device for the TBM construction air pipe is characterized in that a reinforcing bolt (25) is further arranged at one end, close to the connecting plate (11), of the first limiting hoop (21), and the reinforcing bolt (25) penetrates through the first limiting hoop (21) and is in threaded connection with the connecting plate (11).
7. The connecting device for the TBM construction air pipes, according to claim 1, is characterized in that one end, far away from the connecting plate (11), of the embedded part (1) is connected with a hook (12) used for binding a steel reinforcement framework of a tunnel lining structure together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222565329.5U CN218759986U (en) | 2022-09-27 | 2022-09-27 | TBM construction tuber pipe connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222565329.5U CN218759986U (en) | 2022-09-27 | 2022-09-27 | TBM construction tuber pipe connecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218759986U true CN218759986U (en) | 2023-03-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222565329.5U Active CN218759986U (en) | 2022-09-27 | 2022-09-27 | TBM construction tuber pipe connecting device |
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| CN (1) | CN218759986U (en) |
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2022
- 2022-09-27 CN CN202222565329.5U patent/CN218759986U/en active Active
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