CN203420269U - prestress connecting piece for building foundation pit support - Google Patents
prestress connecting piece for building foundation pit support Download PDFInfo
- Publication number
- CN203420269U CN203420269U CN201320409973.1U CN201320409973U CN203420269U CN 203420269 U CN203420269 U CN 203420269U CN 201320409973 U CN201320409973 U CN 201320409973U CN 203420269 U CN203420269 U CN 203420269U
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- support
- foundation pit
- supporting
- support part
- building foundation
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Abstract
The utility model discloses a prestress connecting piece for a building foundation pit support, and aims to provide a prestress connecting piece which can make a supporting beam reliably oppositely supported between surrounding purlin beams on the two opposite sides, provides powerful support for a foundation pit supporting system, and is convenient to install and high in installing efficiency. The preset connecting piece comprises at least two opposite supporting components which are arranged side by side. At least two supporting check blocks are arranged between every two adjacent opposite supporting components. Expanding slots are formed in the positions, between every two adjacent opposite supporting components, of the supporting check blocks.
Description
Technical field
The utility model relates to building foundation pit and goes along with sb. to guard him field, is specifically related to the prestressing force connector that a kind of building foundation pit is gone along with sb. to guard him use.
Background technology
In order to guarantee the safety of underground structure and foundation ditch surrounding enviroment, need to be at foundation pit side-wall and apply the safeguard procedures such as support, reinforcing around.As shown in Figure 4, current foundation pit support system generally includes the one group of engineering method stake 8 arranging around margin of foundation pit, and what be positioned at engineering method stake inner side encloses purlin beam 7, some brace summers 5 that enclose between purlin beam that are arranged on.5 pairs of supports of brace summer are enclosed between purlin beam relative both sides, with this, form the support to foundation ditch, guarantee the support strength of foundation pit support system.
For guarantee brace summer can be reliably to support enclosing between purlin beam of both sides relatively, for foundation pit support system provides strong support; In support beam frame is located at foundation ditch relatively both sides enclose between purlin beam after, need between purlin beam, plug pretension plate with enclosing in support beam end, and the pretightning force providing by pretension plate is by brace summer the enclosing between purlin beam in relative both sides to support reliably; But the installation of pretension plate inconvenience in practice of construction operating process, and installation effectiveness is low.
Utility model content
The purpose of this utility model is in order to overcome deficiency of the prior art, the prestressing force connector that provides a kind of building foundation pit to go along with sb. to guard him use, its not only can be by brace summer reliably to support relative enclosing between purlin beam of both sides, for foundation pit support system provides strong support; And easy for installation, installation effectiveness is high.
The technical solution of the utility model is:
Go along with sb. to guard him a prestressing force connector for use, comprise at least two be arranged side by side to support part part, between each adjacent two pairs of support part parts, be provided with at least two support limit stops, and this support limit stop between adjacent two pairs of support part parts, form expansion slot.
In practice of construction process, in support beam frame is located at foundation ditch relatively both sides enclose between purlin beam after; The prestressing force connector of this programme can be placed in to support beam end and enclose between purlin beam, and wherein a pair of support part part is resisted against support beam end, another is resisted against and encloses on purlin beam sides support part part; Then hydraulic tongs is inserted in expansion slot adjacent two pairs of support part parts are strutted, then at support limit stop and wherein insert pretension plate or pretension inserted sheet between the part of a pair of support part, pretightning force is remained on prestressing force connector reliably, and then by brace summer reliably to support relative enclosing between purlin beam of both sides, for foundation pit support system provides strong support.This programme is easy for installation in practice of construction process simultaneously, and installation effectiveness is high.
As preferably, each support limit stop between adjacent two pairs of support part parts is fixed on on the part of a pair of support part.This programme is fixed on each support limit stop between adjacent two pairs of support part parts with on the part of a pair of support part, and it is convenient to practice of construction operation.
As preferably, support part part is comprised to two supporting mainboards that are parallel to each other, two supportings be provided with between mainboards some with supporting mainboard perpendicular or oblique gripper shoe.This programme structure, when guaranteeing the braced structures intensity of support part part, reduces the weight of support part part, is convenient to practice of construction operation.
As preferably, support mainboard and each gripper shoe and vertically arrange, gripper shoe is perpendicular with supporting mainboard, and each gripper shoe is equally spaced.This programme structure is conducive to further improve the braced structures intensity to support part part.
As preferably, each support limit stop is between two supporting mainboards of adjacent two pairs of support part parts.
As preferably, support limit stop is square frame shape, and it is surrounded by four blocks of side plates all around, and in support limit stop, is also provided with and four strengthening webs that side plate is perpendicular all around.This programme structure can guarantee the structural strength of support limit stop, and reduce support limit stop weight, be convenient to practice of construction operation.
The beneficial effects of the utility model are: not only can be by brace summer reliably to support relative enclosing between purlin beam of both sides, for foundation pit support system provides strong support; And have easy for installation, the feature that installation effectiveness is high.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation that a kind of building foundation pit in the utility model embodiment 1 is gone along with sb. to guard him the prestressing force connector of use.
Fig. 2 is a kind of structural representation of prestressing force connector in actual application that a kind of building foundation pit in the utility model embodiment 1 is gone along with sb. to guard him use.
Fig. 3 is a kind of structural representation that a kind of building foundation pit in the utility model embodiment 2 is gone along with sb. to guard him the prestressing force connector of use.
Fig. 4 is a kind of partial structurtes schematic diagram of a kind of foundation pit support system of the prior art.
In figure: prestressing force connector 1, to support part part 2, supporting mainboard 21, gripper shoe 22, support limit stop 3, expansion slot 4, brace summer 5, pretension plate 6, encloses purlin beam 7, engineering method stake 8.
The specific embodiment
Below in conjunction with accompanying drawing and the specific embodiment, the utility model is described in further detail:
Embodiment 1: as shown in Figure 1, a kind of building foundation pit is gone along with sb. to guard him the prestressing force connector of use, this prestressing force connector 1 comprise at least two be arranged side by side to support part part 2; Prestressing force connector 1 in the present embodiment is by two forming support part part 2 of being arranged side by side.Between two pairs of support part parts 2, be provided with three support limit stops that are equally spaced 3.Each support limit stop 3 between adjacent two pairs of support part parts is fixed on on a pair of support part part 2.Three support limit stops 3 between adjacent two pairs of support part parts 2 form two expansion slots 4 between adjacent two pairs of support part parts.
Support part part 2 is comprised to two supporting mainboards 21 that are parallel to each other.Two supportings be provided with between mainboards some with supporting mainboard perpendicular or oblique gripper shoe 22; In the present embodiment, gripper shoe 22 is perpendicular with supporting mainboard 21, and each gripper shoe is equally spaced.Supporting mainboard 21 and each gripper shoe 22 vertically arrange.Support limit stop 3 is square frame shape, and it is surrounded by four blocks of side plates all around, and in support limit stop, is also provided with and four strengthening webs that side plate is perpendicular all around.Each support limit stop 3 is between two supporting mainboards 21 of adjacent two pairs of support part parts.
The application of prestressing force connector of the present utility model in practice of construction process is as follows:
As shown in Figure 2, when brace summer 5 be erected in foundation ditch both sides relatively enclose between purlin beam 7 after;
First, prestressing force connector 1 is placed in to brace summer 5 ends and encloses between purlin beam 7, and a pair of support part part 2 in two pairs of support part parts is resisted against to brace summer 5 ends (this can be connected with support beam end by bolt or welding or riveted joint or screw rod or flange support part part), another support part part 2 be resisted against enclose on purlin beam 7 sides (this to support part part can by bolt or welding or riveted joint or screw rod or flange with enclose purlin beam and be connected);
Then, by hydraulic tongs, inserting successively expansion, slot 4 is interior that adjacent two pairs of support part parts 2 are strutted, after adjacent two pairs of support part parts 2 being strutted in hydraulic tongs inserts expansion slot, at support limit stop 3 and wherein insert pretension plate 6 or pretension inserted sheet in the gap between a pair of support part part 2, pretightning force is remained on prestressing force connector reliably; And then by brace summer reliably to support relative enclosing between purlin beam of both sides, for foundation pit support system provides strong support.
Embodiment 2: all the other structures in the present embodiment are with reference to embodiment 1, and its difference is:
As shown in Figure 3, a kind of building foundation pit is gone along with sb. to guard him the prestressing force connector of use, this prestressing force connector 1 comprise three be arranged side by side to support part part 2.Between adjacent two pairs of support part parts, be respectively equipped with three support limit stops that are equally spaced 3.Each support limit stop between adjacent two pairs of support part parts is fixed on on the part of a pair of support part.Three support limit stops between adjacent two pairs of support part parts form two expansion slots between adjacent two pairs of support part parts.
Claims (6)
1. the prestressing force connector that building foundation pit is gone along with sb. to guard him use, it is characterized in that, comprise at least two be arranged side by side to support part part (2), between each adjacent two pairs of support part parts, be provided with at least two support limit stops (3), and this support limit stop forms expansion slot (4) between adjacent two pairs of support part parts (2).
2. a kind of building foundation pit according to claim 1 is gone along with sb. to guard him the prestressing force connector of use, it is characterized in that, each support limit stop (3) between adjacent two pairs of support part parts (2) is fixed on on the part of a pair of support part.
3. a kind of building foundation pit according to claim 1 is gone along with sb. to guard him the prestressing force connector of use, it is characterized in that, described support part part (2) is comprised to two supporting mainboards (21) that are parallel to each other, between two supporting mainboards, be provided with some with supporting mainboard perpendicular or oblique gripper shoe (22).
4. a kind of building foundation pit according to claim 3 is gone along with sb. to guard him the prestressing force connector of use, it is characterized in that, described supporting mainboard and each gripper shoe vertically arrange, and gripper shoe is perpendicular with supporting mainboard, and each gripper shoe is equally spaced.
5. according to a kind of building foundation pit described in claim 3 or 4, go along with sb. to guard him the prestressing force connector of use, it is characterized in that, described each support limit stop (3) is positioned between two supporting mainboards (21) of adjacent two pairs of support part parts (2).
6. the prestressing force connector of going along with sb. to guard him use according to a kind of building foundation pit described in claim 1 or 2 or 3 or 4, it is characterized in that, described support limit stop (3) is square frame shape, and it is surrounded by four blocks of side plates all around, and in support limit stop, is also provided with and four strengthening webs that side plate is perpendicular all around.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320409973.1U CN203420269U (en) | 2013-07-11 | 2013-07-11 | prestress connecting piece for building foundation pit support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320409973.1U CN203420269U (en) | 2013-07-11 | 2013-07-11 | prestress connecting piece for building foundation pit support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203420269U true CN203420269U (en) | 2014-02-05 |
Family
ID=50019369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320409973.1U Expired - Fee Related CN203420269U (en) | 2013-07-11 | 2013-07-11 | prestress connecting piece for building foundation pit support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203420269U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104032752A (en) * | 2014-06-10 | 2014-09-10 | 德清鑫德机械有限公司 | Supporting structure in foundation pit external corner position |
| CN105926634A (en) * | 2016-04-22 | 2016-09-07 | 东通岩土科技（杭州）有限公司 | Pressurizing external member supported by section steel combination |
| CN107794928A (en) * | 2017-11-07 | 2018-03-13 | 东通岩土科技（杭州）有限公司 | The internal support of foundation pit of type steel support bridgeware and application the type steel support bridgeware |
-
2013
- 2013-07-11 CN CN201320409973.1U patent/CN203420269U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104032752A (en) * | 2014-06-10 | 2014-09-10 | 德清鑫德机械有限公司 | Supporting structure in foundation pit external corner position |
| CN104032752B (en) * | 2014-06-10 | 2016-01-06 | 德清鑫德机械有限公司 | A kind of supporting and protection structure of foundation ditch external corner place |
| CN105926634A (en) * | 2016-04-22 | 2016-09-07 | 东通岩土科技（杭州）有限公司 | Pressurizing external member supported by section steel combination |
| CN105926634B (en) * | 2016-04-22 | 2018-01-23 | 东通岩土科技（杭州）有限公司 | The pressurization external member of shaped steel combination support |
| CN107794928A (en) * | 2017-11-07 | 2018-03-13 | 东通岩土科技（杭州）有限公司 | The internal support of foundation pit of type steel support bridgeware and application the type steel support bridgeware |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Hu Huan Inventor before: He Yixin |
|
| COR | Change of bibliographic data | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140205 Termination date: 20170711 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |