CN220248103U - Shield constructs section of jurisdiction with mortise and tenon joint structure - Google Patents
Shield constructs section of jurisdiction with mortise and tenon joint structure Download PDFInfo
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- CN220248103U CN220248103U CN202321965833.2U CN202321965833U CN220248103U CN 220248103 U CN220248103 U CN 220248103U CN 202321965833 U CN202321965833 U CN 202321965833U CN 220248103 U CN220248103 U CN 220248103U
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- mortise
- tenon
- duct piece
- connecting end
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- 238000010276 construction Methods 0.000 description 2
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- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of shield tunnel duct piece connection, and particularly discloses a shield duct piece with a mortise and tenon joint structure.
Description
Technical Field
The utility model relates to the technical field of shield tunnel segment connection, in particular to a shield segment with a mortise and tenon joint structure.
Background
The shield method has the advantages of good secrecy, small influence on surrounding environment, high economic effect and the like, has wide application in the construction of tunnels such as urban subways, highways, railways and the like in China, and is widely used for assembling shield segments at home and abroad at present, bolts are mostly used as connecting pieces, bolt holes are preset in the segments, and the segments are connected in the circumferential direction and the longitudinal direction through the bolts.
In the actual shield segment assembling process, although the bolt connection can provide a certain pretightening force, more problems exist: the bolt hole is easy to crack, and water seepage and water leakage occur; the fastening of the bolts needs manual operation, the perforating difficulty is high, the number is large, the time is long, a large amount of manpower and material resources are consumed, the bolts are easy to corrode when meeting water, the durability is not high enough, and the safe construction and normal operation of the tunnel are affected.
Disclosure of Invention
The utility model aims to provide a shield segment with a mortise and tenon joint structure, which is used for solving the technical problem of low assembly and connection efficiency of the shield segment.
The utility model is realized by the following technical scheme: the utility model provides a shield constructs section of jurisdiction with mortise and tenon connection structure, including the section of jurisdiction, the section of jurisdiction both sides are equipped with the connection terminal surface, be provided with mortise and tenon structure on the connection terminal surface, mortise and tenon structure includes tenon and mortise head, tenon part buries the connection terminal surface of section of jurisdiction perpendicularly along the direction at long limit place, the T type groove has been seted up to the part that the tenon extended the connection terminal surface in the direction that is on a parallel with the connection terminal surface, be provided with the T type piece that suits with T type groove on the tenon on the mortise head, the connection terminal surface of section of jurisdiction is buried completely to the mortise head, set up the recess the same with tenon height on the connection terminal surface of mortise head below section of jurisdiction.
The existing shield segment is usually connected by bolts, manual operation is needed for fastening the bolts in the bolt connection, the perforating difficulty is high, the number of required perforating holes is large, the single perforating operation time is long, a large amount of manpower and material resources are consumed, the shield segment in the application is connected by mortise and tenon joints, tenons and mortise and tenon joints are arranged on the segment, quick assembly connection of the shield segment is realized by cooperation of the tenons and mortise and tenon joints on different segments, time cost and labor cost are saved, and the splicing speed of the shield segment is greatly improved.
Further, the T-shaped groove has the largest inner area, and one surface parallel to the connecting end surface is coplanar with the connecting end surface, so that the connecting end surfaces after different duct pieces are connected can be mutually abutted, and the duct pieces can be connected more tightly.
Further, the height of the tenon is the same as the width and the height of the mortise head, the tenon and the mortise head are mutually perpendicular to each other, the crossed parts are respectively positioned at the tenon and the mortise head, and the crossed parts are the middles of the tenon and the mortise head.
Further, the duct piece comprises a conventional duct piece, a tenon is arranged on one side of the connecting end faces on two sides of the conventional duct piece, a mortise is arranged on the other side of the connecting end faces, and the tenon between adjacent conventional duct pieces is connected with the mortise between the next conventional duct piece.
Further, when the conventional duct piece is installed, the groove formed in the connecting end face of the first conventional duct piece, provided with the mortise head, is communicated with the inner wall of the duct piece, a channel with the same length as that of the tenon is formed, and the formed channel can be used for the tenon to slide in and is connected with the mortise head above the groove.
Further, the duct piece still includes last duct piece, only is provided with the fourth of twelve earthly branches on the terminal surface of connecting of last duct piece both sides, and the recess of seting up on the terminal surface of fourth of twelve earthly branches below of one side wherein is connected with the duct piece inner wall, forms the passageway the same with the high length of tenon, and the passageway of formation can supply the tenon to slide in, is connected with the fourth of twelve earthly branches of recess top.
Further, a clamping block is arranged at a channel formed by a groove formed in the connecting end face below the conventional duct piece and the mortise head of the tail duct piece and the inner wall of the duct piece, and can seal the channel formed by the groove formed in the connecting end face below the mortise head and the inner wall of the duct piece, so that the tenon connected with the mortise head is prevented from falling into the groove.
Further, the duct piece still includes the connecting duct piece, all is provided with the tenon on the terminal surface of connecting the duct piece both sides, and the tenon of both sides is followed conventional duct piece and is followed the passageway that duct piece inner wall intercommunication formed below the mortise of last duct piece simultaneously and is slided to the recess in, upwards slides again, realizes being connected with the mortise.
Compared with the prior art, the utility model has the following advantages and beneficial effects:
1. according to the shield segment with the mortise and tenon joint structure, the shield segments are connected through the mortise and tenon joint structure, tenons and mortise and tenon joints are arranged on the segments, and the tenons and the mortise and tenon joints on different segments are matched to realize rapid assembly connection of the shield segments, so that time cost and labor cost are saved, and the splicing speed of the shield segments is greatly improved;
2. according to the shield segment with the mortise and tenon joint structure, different shield segments are connected by using the mortise and tenon joint structure, the connecting part is not easy to crack or corrode, and the safety and durability of shield segment connection are improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of embodiments of the utility model and are incorporated in and constitute a part of this application, illustrate embodiments of the utility model. In the drawings:
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic illustration I of the connection of the mortise head to the tenon head of the present utility model;
FIG. 3 is a second schematic illustration of the connection of the mortise head to the tenon head of the present utility model;
FIG. 4 is a schematic view of a conventional segment of the present utility model;
FIG. 5 is a schematic view of the structure of the connecting segment of the present utility model;
FIG. 6 is a schematic view of the structure of the end segment of the present utility model;
fig. 7 is a schematic view of the duct piece assembly structure of the present utility model.
In the drawings, the reference numerals and corresponding part names:
the pipe comprises a 1-pipe piece, a 2-connecting end face, a 3-connecting pipe piece, a 4-tenon, a 5-mortise, a 6-T-shaped groove, a 7-T-shaped block, an 8-groove, a 9-clamping block, a 10-conventional pipe piece and a 11-tail pipe piece.
Detailed Description
For the purpose of making apparent the objects, technical solutions and advantages of the present utility model, the present utility model will be further described in detail with reference to the following examples and the accompanying drawings, wherein the exemplary embodiments of the present utility model and the descriptions thereof are for illustrating the present utility model only and are not to be construed as limiting the present utility model. It should be noted that the present utility model is already in a practical development and use stage.
As shown in fig. 1 to 7, in this embodiment, a shield segment with tenon-and-mortise connection structure includes segment 1, segment 1 both sides are equipped with connection terminal surface 2, be provided with tenon-and-mortise structure on connection terminal surface 2, tenon-and-mortise structure includes tenon 4 and mortise 5, the connection terminal surface 2 of segment 1 is buried perpendicularly along the direction at long limit in a part of tenon 4, the part that tenon 4 extends connection terminal surface 2 has seted up T type groove 6 in the direction that is on a parallel with connection terminal surface 2, be provided with T type piece 7 that suits with T type groove 6 on tenon 4 on the mortise 5, the connecting terminal surface 2 of segment 1 is buried completely to mortise 5, the recess 8,T type inslot area the same with tenon 4 height is biggest on the connecting terminal surface 2, and with the coplanarity of connecting terminal surface 2, make the connecting terminal surface 2 after different segment 1 are connected can mutually support, the connection of segment 1 can be inseparabler, the length and width ratio of tenon 4 is 6:3, the length and width of mortise 5 are 5:5 and length 5:5 are the same with the length of mortise 5, the length 5:5 and the length 5 are located the same 5:5 and 5 respectively.
The duct piece 1 comprises conventional duct pieces 10, tenon 4 is arranged on one side of connecting end faces 2 on two sides of each conventional duct piece 10, mortise heads 5 are arranged on the other side of the connecting end faces 2, the tenon 4 between adjacent conventional duct pieces 10 is connected with the mortise heads 5 between the next conventional duct pieces 10, when the conventional duct pieces 10 are installed, grooves 8 formed in the connecting end faces 2, provided with the mortise heads 5, of the first conventional duct piece 10 are communicated with the inner wall of the duct piece 1 to form channels with the same length as the tenon 4, and the formed channels can be used for the tenon 4 to slide in and are connected with the mortise heads 5 above the grooves 8; the duct piece 1 further comprises a tail duct piece 11, the connecting end faces 2 at two sides of the tail duct piece 11 are only provided with mortise heads 5, a groove 8 formed in the connecting end face 2 below one mortise head 5 is communicated with the inner wall of the duct piece 1, a channel with the same length as that of the tenon 4 is formed, and the formed channel can be used for the tenon 4 to slide in and is connected with the mortise heads 5 above the groove 8; the duct piece 1 further comprises a connecting duct piece 3, tenons 4 are arranged on the connecting end faces 2 on two sides of the connecting duct piece 3, and the tenons 4 on two sides simultaneously slide into the grooves 8 from the grooves 8 below the conventional duct piece 10 and the tail duct piece 11 and the inner wall of the duct piece 1 to form a channel which is communicated with the inner wall of the duct piece 1, then slide upwards, so that connection with the mortise heads 5 is realized; the groove 8 formed on the connecting end face 2 below the conventional duct piece 10 and the tail duct piece 11 and the inner wall of the duct piece 1 are provided with the clamping blocks 9, and the clamping blocks 9 can seal the groove 8 formed on the connecting end face 2 below the duct piece 5 and the channel formed by the inner wall of the duct piece 1, so that the tenon 4 connected with the duct piece 5 is prevented from falling into the groove 8.
When the pipe piece 1 is connected, the tenon 4 slides in from the groove 8 below the mortise head 5, after the tenon 4 is abutted with the connecting end face 2 where the mortise head 5 is positioned, the pipe piece 1 where the tenon 4 is positioned slides upwards, the pipe piece 1 drives the tenon 4 to slide upwards, and after the tenon 4 is connected with the mortise head 5, the pipe piece 1 where the tenon 4 is positioned stops moving; during assembly, a first conventional duct piece 10 is installed firstly, a groove 8 below a mortise head 5 of the conventional duct piece 10 is communicated with the inner wall of the conventional duct piece 10, a tenon 4 is connected with the mortise head 5 of the next conventional duct piece 10 until a tail duct piece 11 is connected, the last conventional duct piece 10 is connected with one side, which is not communicated with the inner wall of the tail duct piece 11, of the groove 8 below the mortise head 5 of the tail duct piece 11, finally, a connecting duct piece 3 is used, two sides of the connecting duct piece 3 are simultaneously slid into the groove 8 from channels formed by the grooves 8 below the mortise head 10 and the tail duct piece 11 and the inner wall of the duct piece 1, then the connecting duct piece 3 is slid upwards, two side tenons 4 are simultaneously slid upwards, the tenon 4 is connected with the mortise head 5, a clamping block 9 is installed at the channels, and the connecting position of the connecting duct piece 3 and the conventional duct piece 10 and the tail duct piece 11 is prevented from loosening.
As a variation of the scheme of this embodiment, it can be understood that two sides of the conventional duct piece 10 are simultaneously provided with a tenon 4 and a mortise 5, the tenon 4 and the mortise 5 on one side of the conventional duct piece 10 are respectively connected with the mortise 5 and the tenon 4 of the next conventional duct piece 10, the tenons 4 of the two conventional duct pieces 10 slide into the grooves 8 below the corresponding mortise 5, the next conventional duct piece 10 slides upwards, and the tenons 4 and the mortise 5 on the two conventional duct pieces 10 are connected.
As a modification of the scheme of this embodiment, it can be understood that when the clamping block 9 is wedge-shaped, the small end of the clamping block 9 is installed into the channel formed by the groove 8 formed on the connecting end face 2 below the mortise head 5 and the inner wall of the duct piece 1, the channel is sealed, the tenon 4 connected with the duct piece 3 is prevented from falling down, and the clamping block 9 can be locked at the channel without loosening.
According to the shield segment with the mortise and tenon connection structure, different shield segments are connected by using the mortise and tenon structure to replace the original bolt connection, the mortise and tenon connection part is not easy to crack or corrode, and the safety and durability of shield segment connection are improved; the shield segments are connected through mortise and tenon structures, tenons and mortise heads are arranged on the segments, and the rapid assembly connection of the shield segments is realized through the coordination of the tenons and the mortise heads on different segments, so that the time cost and the labor cost are saved, and the splicing speed of the shield segments is greatly improved.
The foregoing description of the embodiments has been provided for the purpose of illustrating the general principles of the utility model, and is not meant to limit the scope of the utility model, but to limit the utility model to the particular embodiments, and any modifications, equivalents, improvements, etc. that fall within the spirit and principles of the utility model are intended to be included within the scope of the utility model.
Claims (8)
1. The utility model provides a shield constructs section of jurisdiction with mortise and tenon connection structure, includes section of jurisdiction (1), its characterized in that, section of jurisdiction (1) both sides are equipped with connection terminal surface (2), be provided with mortise and tenon structure on connection terminal surface (2), mortise and tenon structure includes tenon (4) and mortise head (5), tenon (4) partly buries connection terminal surface (2) of section of jurisdiction (1) perpendicularly along the direction at long limit place, T type groove (6) have been seted up in the direction that is on a parallel with connection terminal surface (2) to the part that tenon (4) extended connection terminal surface (2), be provided with T type piece (7) that suits with T type groove (6) on tenon (4) on mortise head (5), mortise head (5) buries connection terminal surface (2) of section of jurisdiction (1) completely, recess (8) the same with tenon (4) height have been seted up on connection terminal surface (2) of tenon (5) below section of jurisdiction (1).
2. The shield segment with mortise and tenon joint structure according to claim 1, characterized in that: one surface of the T-shaped groove (6) with the largest inner area and parallel to the connecting end surface (2) is coplanar with the connecting end surface (2).
3. The shield segment with mortise and tenon joint structure according to claim 1, characterized in that: the height of the tenon (4) is the same as the width and the height of the mortise head (5), the tenon (4) and the mortise head (5) are mutually perpendicular to each other, and the crossed parts are respectively positioned on the tenon (4) and the mortise head (5).
4. The shield segment with mortise and tenon joint structure according to claim 1, characterized in that: the duct piece (1) comprises a conventional duct piece (10), tenon (4) is arranged on one side of a connecting end face (2) on two sides of the conventional duct piece (10), and mortise head (5) is arranged on the other side of the connecting end face.
5. The shield segment with mortise and tenon joint structure according to claim 4, characterized in that: when the conventional duct piece (10) is installed, a groove (8) formed in the connecting end face (2) of the first conventional duct piece (10) provided with the mortise head (5) is communicated with the inner wall of the duct piece, so that a channel with the same length as that of the tenon (4) is formed.
6. The shield segment with mortise and tenon joint structure according to claim 1, characterized in that: the duct piece (1) further comprises a tail duct piece (11), the connecting end faces (2) on two sides of the tail duct piece (11) are only provided with mortise heads (5), and grooves (8) formed in the connecting end faces (2) below the mortise heads (5) on one side are communicated with the inner wall of the duct piece to form channels with the same length as that of the tenon heads (4).
7. The shield segment with mortise and tenon joint structure according to any one of claims 5 or 6, characterized in that: the mortise head (5) is characterized in that a clamping block (9) is arranged at a channel formed by a groove (8) formed in the connecting end face (2) below the mortise head and the inner wall of the duct piece (1).
8. The shield segment with mortise and tenon joint structure according to claim 1, characterized in that: the duct piece (1) further comprises a connecting duct piece (3), and tenons (4) are arranged on the connecting end faces (2) on two sides of the connecting duct piece (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321965833.2U CN220248103U (en) | 2023-07-25 | 2023-07-25 | Shield constructs section of jurisdiction with mortise and tenon joint structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321965833.2U CN220248103U (en) | 2023-07-25 | 2023-07-25 | Shield constructs section of jurisdiction with mortise and tenon joint structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220248103U true CN220248103U (en) | 2023-12-26 |
Family
ID=89265663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321965833.2U Active CN220248103U (en) | 2023-07-25 | 2023-07-25 | Shield constructs section of jurisdiction with mortise and tenon joint structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220248103U (en) |
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2023
- 2023-07-25 CN CN202321965833.2U patent/CN220248103U/en active Active
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