CN205088832U - Connection structure of arch roof and bracket stake - Google Patents
Connection structure of arch roof and bracket stake Download PDFInfo
- Publication number
- CN205088832U CN205088832U CN201520831339.6U CN201520831339U CN205088832U CN 205088832 U CN205088832 U CN 205088832U CN 201520831339 U CN201520831339 U CN 201520831339U CN 205088832 U CN205088832 U CN 205088832U
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- CN
- China
- Prior art keywords
- bracket
- connector
- top board
- arch top
- stake
- 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.)
- Withdrawn - After Issue
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- Lining And Supports For Tunnels (AREA)
Abstract
The utility model relates to a building field, specific connection structure of arch roof and bracket stake that says so, including arch roof and bracket stake, the bracket stake is including the stake body and establish the bracket on the stake body, the tip of arch roof is pre -buried to have first connecting piece, be equipped with the second connecting piece that corresponds with first connecting piece on the bracket, first connecting piece passes through bolted connection with the second connecting piece, after being equipped with, the junction of arch roof and bracket waters the concrete, after water concrete and arch roof, bracket stake, first connecting piece and second connecting piece and pour as an organic wholely. The beneficial effects of the utility model are that: joint strength is high, can improve underground structure's construction quality.
Description
Technical field
The utility model relates to building field, the syndeton of a kind of arch top board and bracket stake specifically.
Background technology
Domes are because having stressed science, saving the advantages such as material and being widely used in construction work.If arch top board is as the supporting and protection structure of underground construction, soil arching effect can be utilized to reduce soil body load, underground construction reasonable stress can be made again.It is shaping that current underground construction domes mostly are cast-in-situ concrete, as the precast assembly structures such as shield duct piece circularize into structure by closing.Applying of underground construction prefabricated assembly structural is key one step promoting underground construction industrialization, and the connection of arch top board and bracket stake is restrict the difficult point that underground prefabricated assembly structural develops.Method of attachment between existing prefabricated units is divided into dry method to connect and is connected with wet method.So-called dry method connection, splices by arch top board and bracket stake or falcon connects, without the need to concreting during construction; So-called wet method connects, i.e. reserved steel bar on the end and bracket of arch top board, by mutual for these reinforcing bars colligation or welding during construction, then arch top board and bracket are connected into entirety by placing of concrete.All there is the low shortcoming of bonding strength in above-mentioned two kinds of methods, affects the construction quality of subterranean tunnel.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art, and provide the technical scheme of the syndeton of a kind of arch top board and bracket stake, bonding strength is high, can improve the construction quality of underground structure.
Technical problem to be solved in the utility model realizes by the following technical solutions: the syndeton of a kind of arch top board and bracket stake, comprise arch top board and bracket stake, described bracket stake comprises a body and is located at the bracket on a body, the end of described arch top board is embedded with the first connector, described bracket is provided with second connector corresponding with the first connector, and described first connector and the second connector are bolted; The junction of described arch top board and bracket is provided with rear pouring concrete, and described rear pouring concrete and arch top board, bracket stake, the first connector and the second connector are built and be integrated.
The technical solution of the utility model also has: described first connector is i iron, described second connector comprises base plate and is connected otic placode with the two panels be located on base plate, described base plate is connected with bracket bolt, and described first connector inserts two panels and to connect between otic placode and to be bolted.Base plate comprises multi-thickness specification, can have the second connector of suitable thickness base plate according to the Interval selecting between arch top board and bracket.
The technical solution of the utility model also has: described base plate is provided with Level tune installing hole, and described second connector is by being arranged on bracket through the connecting bolt of Level tune installing hole, and the diameter of described Level tune installing hole is greater than the diameter of connecting bolt.Diameter due to Level tune installing hole is greater than the diameter of connecting bolt, therefore the position of the horizontal direction of the second connector can be regulated when being arranged on bracket by the second connector, thus regulate the installation site of arch top board, therefore, the serious forgiveness adopting the technical program can improve arch top board and bracket stake to assemble, reduces the required precision to each parts.
The technical solution of the utility model also has: the junction of described bracket and the second connector is provided with the pre-embedded steel slab be embedded on bracket.Adopt the technical program, not only can ensure the junction surfacing of bracket and the second connector, and be conducive to the joints of junction.
The technical solution of the utility model also has: described first connector is provided with projection, and projection can be welded on the reinforcing bar on the first connector, adopts the technical program, enhances the bonding strength of the first connector and arch top board.
The technical solution of the utility model also has: the contact surface of described arch top board and rear pouring concrete is roughened surface.Adopt the technical program, enhance the bonding fastness of arch top board and rear pouring concrete junction and the water resistance of junction.
The technical solution of the utility model also has: the end of described arch top board is provided with two the first connectors.
The technical solution of the utility model also has: connected by welded plate between two the first connectors.Adopt the technical program, the rigidity between two the first connectors can be improved, thus improve the bonding strength of junction.
The utility model additionally provides the construction method of the syndeton of above-mentioned arch top board and bracket stake, comprises the following steps:
A, transfer to subterranean designation elevation location by bracket stake, the excavation underground soil body, arranges shield, adjusts the position of arch top board relative to bracket stake under the protection of shield, together with being then bolted with the second connector by the first connector;
B, arch top board and bracket stake junction assembling reinforcement and set up template, build pouring concrete after being formed, rear pouring concrete and arch top board, stake body, bracket, the first connector and the second connector built and is integrated.
Relative to prior art, the beneficial effects of the utility model are: the first connector and the second connector ensure that arch top board and bracket stake can accurately be located, and ensure bonding strength and the supporting capacity of junction; Arch top board, bracket stake, the first connector and the second connector are built and are integrated by rear pouring concrete, further increase bonding strength and the supporting capacity of junction, and can ensure the waterproof ability of junction, improve the construction quality of subterranean tunnel.
Accompanying drawing explanation
Fig. 1 is the structural representation of the syndeton of arch top board and bracket stake.
Fig. 2 is the partial enlarged drawing in Figure 1A portion.
Fig. 3 is the syndeton schematic diagram of the first connector and the second connector.
Fig. 4 is the structural representation of the second connector.
In figure: 1, arch top board, 2, stake body, 3, bracket, the 4, first connector, 5, rear pouring concrete, 6, base plate, 7, connect otic placode, 8, Level tune installing hole, 9, connecting bolt, 10, pre-embedded steel slab, 11, protruding, 12, welded plate, 13, shield.
Detailed description of the invention
For the technical characterstic of this programme can be clearly demonstrated, with reference to the accompanying drawings the utility model detailed description of the invention is described further below.
As Figure 1-Figure 4, the syndeton of a kind of arch top board and bracket stake, comprise arch top board 1 and bracket stake, the bracket 3 that described bracket stake comprises a body 2 and is located on a body 2, the end of described arch top board 1 is embedded with two the first connectors 4, first connector is i iron, is connected between two the first connectors 4 by welded plate 12; Described bracket 3 is provided with second connector corresponding with the first connector 4, described second connector comprises base plate 6 and is connected otic placode 7 with the two panels be located on base plate 6, described base plate 6 is connected with bracket 3 bolt, and described first connector 4 inserts two panels and to connect between otic placode 7 and to be bolted; The junction of described arch top board 1 and bracket 3 is provided with rear pouring concrete 5, and described rear pouring concrete 5 is built with arch top board 1, bracket stake, the first connector 4 and the second connector and is integrated.
Described base plate 6 is provided with Level tune installing hole 8, and described second connector is arranged on bracket 3 by the connecting bolt 9 through Level tune installing hole 8, and the diameter of described Level tune installing hole 8 is greater than the diameter of connecting bolt 9.Diameter due to Level tune installing hole 8 is greater than the diameter of connecting bolt 9, therefore the horizontal direction position of the second connector can be regulated when being arranged on bracket 3 by the second connector, thus regulate the installation site of arch top board 1, therefore, employing the technical program can improve the serious forgiveness that arch top board 1 is assembled with bracket stake, reduces the required precision to each parts.
The junction of described bracket 3 and the second connector is provided with the pre-embedded steel slab 10 be embedded on bracket 3, not only can ensure the junction surfacing of bracket 3 and the second connector, and be conducive to the joints of junction.
Described first connector 4 is provided with protruding 11, and protruding 11 can be welded on the reinforcing bar on the first connector 4, can strengthen the bonding strength of the first connector 4 and arch top board 1.
Described arch top board 1 is roughened surface with the contact surface of rear pouring concrete 5, enhances arch top board 1 and the rear bonding fastness of pouring concrete 5 junction and the water resistance of junction.
The utility model additionally provides the construction method of the syndeton of above-mentioned arch top board and bracket stake, comprises the following steps:
A, transfer to subterranean designation elevation location by bracket stake, the excavation underground soil body, arranges shield 13, adjusts the position of arch top board 1 relative to bracket stake under the protection of shield 13, together with being then bolted with the second connector by the first connector 4;
B, arch top board 1 and bracket stake junction assembling reinforcement and set up template, build pouring concrete 5 after being formed, rear pouring concrete 5 built with arch top board 1, bracket stake, the first connector 4 and the second connector and is integrated.
By reference to the accompanying drawings embodiment of the present utility model is elaborated above, but the utility model is not limited to above-described embodiment, in the ken that those of ordinary skill in the art possess, can also make a variety of changes under the prerequisite not departing from the utility model aim.
Claims (8)
1. the syndeton of an arch top board and bracket stake, comprise arch top board (1) and bracket stake, described bracket stake comprises a body (2) and is located at the bracket (3) on a body (2), it is characterized in that: the end of described arch top board (1) is embedded with the first connector (4), described bracket (3) is provided with second connector corresponding with the first connector (4), and described first connector (4) and the second connector are bolted; The junction of described arch top board (1) and bracket (3) is provided with rear pouring concrete (5), and described rear pouring concrete (5) is built with arch top board (1), bracket stake, the first connector (4) and the second connector and is integrated.
2. the syndeton of arch top board according to claim 1 and bracket stake, it is characterized in that: described first connector (4) is i iron, described second connector comprises base plate (6) and is connected otic placode (7) with the two panels be located on base plate (6), described base plate (6) is connected with bracket (3) bolt, and described first connector (4) is inserted two panels and to be connected between otic placode (7) and to be bolted.
3. the syndeton of arch top board according to claim 2 and bracket stake, it is characterized in that: described base plate (6) is provided with Level tune installing hole (8), described second connector is arranged on bracket (3) by the connecting bolt (9) through Level tune installing hole (8), and the diameter of described Level tune installing hole (8) is greater than the diameter of connecting bolt (9).
4., according to the arbitrary described arch top board of claim 1-3 and the syndeton of bracket stake, it is characterized in that: the junction of described bracket (3) and the second connector is provided with the pre-embedded steel slab (10) be embedded on bracket (3).
5., according to the syndeton of the arbitrary described arch top board of claim 1-3 and bracket stake, it is characterized in that: described first connector (4) is provided with projection (11).
6., according to the arbitrary described arch top board of claim 1-3 and the syndeton of bracket stake, it is characterized in that: the contact surface of described arch top board (1) and rear pouring concrete (5) is roughened surface.
7., according to the syndeton of the arbitrary described arch top board of claim 1-3 and bracket stake, it is characterized in that: the end of described arch top board (1) is provided with two the first connectors (4).
8. the syndeton of arch top board according to claim 7 and bracket stake, is characterized in that: connected by welded plate between two the first connectors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520831339.6U CN205088832U (en) | 2015-10-26 | 2015-10-26 | Connection structure of arch roof and bracket stake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520831339.6U CN205088832U (en) | 2015-10-26 | 2015-10-26 | Connection structure of arch roof and bracket stake |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205088832U true CN205088832U (en) | 2016-03-16 |
Family
ID=55479533
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520831339.6U Withdrawn - After Issue CN205088832U (en) | 2015-10-26 | 2015-10-26 | Connection structure of arch roof and bracket stake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205088832U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105220809A (en) * | 2015-10-26 | 2016-01-06 | 济南轨道交通集团有限公司 | The syndeton of a kind of arch top board and bracket stake and construction method thereof |
-
2015
- 2015-10-26 CN CN201520831339.6U patent/CN205088832U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105220809A (en) * | 2015-10-26 | 2016-01-06 | 济南轨道交通集团有限公司 | The syndeton of a kind of arch top board and bracket stake and construction method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160316 Effective date of abandoning: 20180116 |
|
| AV01 | Patent right actively abandoned |