CN205712132U - A kind of prestress steel component crescent moon beam holding device - Google Patents
A kind of prestress steel component crescent moon beam holding device Download PDFInfo
- Publication number
- CN205712132U CN205712132U CN201620472018.6U CN201620472018U CN205712132U CN 205712132 U CN205712132 U CN 205712132U CN 201620472018 U CN201620472018 U CN 201620472018U CN 205712132 U CN205712132 U CN 205712132U
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- CN
- China
- Prior art keywords
- crescent moon
- mounting seat
- wire rope
- steel wire
- holding device
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Abstract
The utility model discloses a kind of prestress steel component crescent moon beam holding device, aim to provide one can effectively solve current crescent moon beam foundation pit support system to be difficult to be delivered to uniformly by prestressing force on crescent moon beam foundation pit support system so that the prestress steel component crescent moon beam holding device of the problem that the stability in the large of foundation ditch reduces.It includes mounting seat and the tight frame of crescent moon back being arranged in mounting seat, described mounting seat is provided with guide groove, the described tight frame of crescent moon back is provided with the slide unit coordinated with guide groove, is provided with the jack accommodation space for placing jack between described mounting seat and the tight frame of crescent moon back.
Description
Technical field
This utility model relates to building foundation pit supporting field, is specifically related in a kind of crescent moon beam foundation pit support system application
Prestress steel component crescent moon beam holding device.
Background technology
Crescent moon beam foundation pit support system is that one is applied in building foundation pit is constructed, in order to resist the active soil outside foundation ditch
Pressure, provides a kind of support system in the space of safety to excavation of foundation pit.Current crescent moon beam foundation pit support system mainly by with
Lower four part compositions: be attached to the capping beam of foundation pit side-wall or enclose purlin beam, hoisting cable anchorage assembly, steel wire rope and the support of crescent moon beam
Hold out against frame, wherein capping beam or enclose purlin beam formed one close support ring, play certain opposing soil pressure effect.Wire cable anchor
Gu assembly is fixed on capping beam or encloses on purlin beam, for fixing pressurization steel wire rope.Hoisting cable anchorage group is passed through in the end of steel wire rope
Part is tightly locked on crescent moon beam foundation pit support system, and soil pressure is delivered to the support system being attached thereto.Crescent moon beam supports and holds out against
Steel wire rope is supported holding out against by frame.After steel wire rope is tightened, steel wire rope abuts against the support of crescent moon beam and holds out against to come with transmission on frame
From the soil pressure of foundation pit side-wall, pass it to, in the support system that is connected with crescent moon beam, reach the monolithic stability of foundation ditch.
Current crescent moon beam foundation pit support system be by crescent moon beam two ends to steel wire rope Shi Hanzhang, make steel wire rope
Tighten and abut against the support of crescent moon beam and hold out against on frame, to transmit the soil pressure from foundation pit side-wall；Wherein crescent moon beam supports and holds out against
Frame is a fixing support rack, and the support of crescent moon beam holds out against frame and is merely able to passive be supported steel wire rope.Current crescent moon beam
Foundation pit support system passes through at crescent moon beam two ends steel wire rope Shi Hanzhang, makes steel wire rope tighten and abut against crescent moon beam to support
Holding out against on frame, although this can be by certain prestress application on crescent moon girder system be united, but it is difficult to pass prestressing force uniformly
It is delivered on crescent moon beam foundation pit support system so that the ability of crescent moon beam foundation pit support system opposing soil pressure reduces, so that base
The stability in the large in hole reduces.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, it is provided that a kind of prestress steel component moon
Tooth beam holding device, it can effectively solve to be difficult to be delivered to prestressing force uniformly crescent moon in current crescent moon beam foundation pit support system
On beam foundation pit support system so that the problem that the ability of crescent moon beam foundation pit support system opposing soil pressure reduces.
The technical solution of the utility model is:
A kind of prestress steel component crescent moon beam holding device, including mounting seat and the crescent moon beam that is arranged in mounting seat
Holding out against frame, described mounting seat is provided with guide groove, and the described tight frame of crescent moon back is provided with the slide unit coordinated with guide groove, described
The jack accommodation space for placing jack it is provided with between mounting seat and the tight frame of crescent moon back.
Steel wire rope Shi Hanzhang is made steel wire rope tighten at crescent moon beam two ends and is resisted against the tight frame of crescent moon back by this programme
After on, jack is placed in jack accommodation space, is tightlier filled by jack pair prestress steel component crescent moon back
Put and pressurize, tight for crescent moon back frame is ejected, so that the prestressing force of whole crescent moon beam foundation pit support system transmits uniformly
On whole crescent moon beam foundation pit support system, it is effectively improved the ability of crescent moon beam foundation pit support system opposing soil pressure, Jin Erti
The monolithic stability of high foundation ditch.
As preferably, mounting seat is provided with the mounting base perpendicular with the length direction of guide groove, described guide groove and the moon
The tight frame of tooth back is positioned at the same side of mounting base, jack accommodation space guide groove between slide unit and mounting base
In.
As preferably, crescent moon back has tightly set up steel wire rope support limit structure, described steel wire rope support limit structure bag
Include two pieces of steel wire rope limiting plates and the arch support plate being arranged between two pieces of steel wire rope limiting plates.Two pieces of steel wire ropes of this programme
Limiting plate is for the steel wire rope of spacing crescent moon beam foundation pit support system, it is ensured that the stability of crescent moon beam foundation pit support system itself.
Arch support plate is for supporting the steel wire rope of crescent moon beam foundation pit support system, and after steel wire rope is tightened, steel wire rope abuts against arch and props up
On fagging, so can not only effective supporting steel-cable, and can effectively reduce steel wire rope and arch support plate contact site
Stress concentration effect, it is to avoid steel wire rope ruptures in this place.
As preferably, the tight frame of crescent moon back is provided with the crescent moon beam paralleled with mounting base and supports mainboard, described steel wire
Rope support limit structure and slide unit are positioned at crescent moon beam and support the opposite sides of mainboard, described two pieces of steel wire rope limiting plates and arch
Shape gripper shoe is arranged on crescent moon beam and supports on mainboard, and steel wire rope limiting plate is perpendicular with crescent moon beam support mainboard.
As preferably, it is connected by screw arbor assembly between mounting seat frame tight with crescent moon back, described screw arbor assembly bag
Including the connection screw rod that the length direction with guide groove is paralleled, described connection screw rod is connected with mounting seat by the first nut group
Connect, connect screw rod and be connected by the second nut group frame tight with crescent moon back.This programme structure can be on crescent moon back tight frame top
Go out after putting in place, by screw arbor assembly, tight for crescent moon back frame is fixed in mounting seat.
As preferably, being provided with mounting seat connecting plate in the middle part of mounting seat, mounting seat connecting plate is provided with and is connected screw rod phase
The mounting seat coordinated connects through hole, and crescent moon beam supports mainboard and is provided with and is connected the mainboard connection through hole that screw rod matches, described company
Connect screw rod sequentially pass through mounting seat connect through hole be connected through hole with mainboard, described first nut group includes three the first locking screws
Mother, and mounting seat connecting plate is between any two the first locking nut, described second nut group includes three second lockings
Nut, and crescent moon beam support mainboard is between any two the second locking nut.
The beneficial effects of the utility model are: can effectively solve to be difficult to prestressing force in current crescent moon beam foundation pit support system
It is delivered to uniformly on crescent moon beam foundation pit support system so that the ability of crescent moon beam foundation pit support system opposing soil pressure reduces
Problem.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the prestress steel component crescent moon beam holding device of this utility model embodiment 1.
Fig. 2 is Fig. 1 left view.
Fig. 3 is that prestress steel component crescent moon beam holding device of the present utility model is applied in crescent moon beam foundation pit support system
A kind of structural representation.
In figure: mounting seat 1, mounting base 11, guide groove 12, mounting seat connecting plate 13, the tight frame of crescent moon back 2, sliding part
Part 21, crescent moon beam support mainboard 22, arch support plate 23, steel wire rope limiting plate 24, screw arbor assembly the 3, first nut group 31, connection
Screw rod the 32, second nut group 33, jack accommodation space 4, enclose purlin beam 5, steel wire rope 6, hoisting cable anchorage assembly 7.
Detailed description of the invention
With detailed description of the invention, this utility model is described in further detail below in conjunction with the accompanying drawings:
Embodiment 1: as shown in Figure 1 and Figure 2, a kind of prestress steel component crescent moon beam holding device includes mounting seat 1 and sets
Put the tight frame of crescent moon back 2 in mounting seat.Mounting seat is provided with guide groove 12.The tight frame of crescent moon back is provided with joins with guide groove
The slide unit 21 closed.The tight frame of crescent moon back is slided along guide groove by slide unit.Mounting seat is provided with the length with guide groove
The mounting base 11 that direction is perpendicular.Guide groove and the tight frame of crescent moon back are positioned at the same side of mounting base.Mounting seat and crescent moon
The jack accommodation space 4 for placing jack it is provided with between the tight frame of back.Jack accommodation space be positioned at slide unit with
In guide groove between mounting base.
Crescent moon back has tightly set up steel wire rope support limit structure.The tight frame of crescent moon back is provided with parallels with mounting base
Crescent moon beam support mainboard 22.Steel wire rope support limit structure and slide unit are positioned at crescent moon beam and support the opposite sides of mainboard.
Steel wire rope support limit structure includes that two pieces of steel wire rope limiting plates 24 and the arch being arranged between two pieces of steel wire rope limiting plates are propped up
Fagging 23.Two pieces of steel wire rope limiting plates are parallel.Two pieces of steel wire rope limiting plates and arch support plate are arranged on crescent moon beam and support main
On plate, and steel wire rope limiting plate is perpendicular with crescent moon beam support mainboard.
It is connected by screw arbor assembly 3 between mounting seat frame tight with crescent moon back.Mounting seat it is provided with in the middle part of mounting seat
Connecting plate 13.Mounting seat connecting plate is paralleled with mounting base.Screw arbor assembly includes the company that the length direction with guide groove is paralleled
Connect screw rod 32.Mounting seat connecting plate is provided with and is connected the mounting seat connection through hole that screw rod matches.Crescent moon beam supports mainboard and sets
Have and be connected the mainboard connection through hole that screw rod matches.Connection screw rod sequentially passes through mounting seat connection through hole and is connected with mainboard logical
Hole.Connect screw rod to be connected with mounting seat by the first nut group 31.First nut group includes three the first locking nuts, and
Mounting seat connecting plate is between any two the first locking nut.Connect screw rod tight with crescent moon back by the second nut group 33
Frame is connected.Second nut group includes three the second locking nuts, and crescent moon beam support mainboard is positioned at any two second and locks
Between nut.
The concrete application of the prestress steel component crescent moon beam holding device of the present embodiment is as follows:
First, as it is shown on figure 3, by each prestress steel component crescent moon beam holding device installation of several the present embodiment
Design standard is arranged on the medial surface enclosing purlin beam 5, specifically, and the mounting base of prestress steel component crescent moon beam holding device
It is arranged on by spiral shell on the medial surface enclosing purlin beam；The hoisting cable anchorage assembly 7 being used for fixing steel wire rope is fixed on and encloses purlin beam；
The end of steel wire rope 6 is tightly locked on crescent moon beam foundation pit support system by hoisting cable anchorage assembly；
Second, make steel wire rope tighten steel wire rope Shi Hanzhang, the steel wire rope tightened is positioned at two pieces of steel wire rope limiting plates
Between and be resisted against on arch support plate；
3rd, the second nut group is unclamped, makes the tight frame of crescent moon back can slide along along guide groove；
4th, each hydraulic jack is placed on the jack of each prestress steel component crescent moon beam holding device one to one
In accommodation space；Then, by hydraulic jack, prestress steel component crescent moon beam holding device is pressurizeed, by crescent moon back
Tight frame ejects, so that the prestressing force of whole crescent moon beam foundation pit support system is delivered to whole crescent moon beam pattern foundation pit supporting structure system uniformly
On system, it is effectively improved the ability of crescent moon beam foundation pit support system opposing soil pressure；Followed by, lock the second nut group, by
Tight for crescent moon back frame is fixed on connection screw rod by two nut groups；Finally, lifting jack unloading, and remove jack.
Claims (6)
1. a prestress steel component crescent moon beam holding device, is characterized in that, including mounting seat and be arranged in mounting seat
The tight frame of crescent moon back, described mounting seat is provided with guide groove, and the described tight frame of crescent moon back is provided with the slip coordinated with guide groove
Parts, are provided with the jack accommodation space for placing jack between described mounting seat and the tight frame of crescent moon back.
Prestress steel component crescent moon beam holding device the most according to claim 1, is characterized in that, described mounting seat sets
The mounting base perpendicular with the length direction of guide groove, described guide groove and the tight frame of crescent moon back is had to be positioned at the same of mounting base
Side, in jack accommodation space guide groove between slide unit and mounting base.
Prestress steel component crescent moon beam holding device the most according to claim 1 and 2, is characterized in that, described crescent moon back
Tight erection has steel wire rope support limit structure, described steel wire rope support limit structure include two pieces of steel wire rope limiting plates and are arranged on
Arch support plate between two pieces of steel wire rope limiting plates.
Prestress steel component crescent moon beam holding device the most according to claim 3, is characterized in that, the described tight frame of crescent moon back
Being provided with the crescent moon beam paralleled with mounting base and support mainboard, described steel wire rope support limit structure and slide unit are positioned at the moon
Tooth beam supports the opposite sides of mainboard, and described two pieces of steel wire rope limiting plates and arch support plate are arranged on crescent moon beam and support mainboard
On, and steel wire rope limiting plate is perpendicular with crescent moon beam support mainboard.
Prestress steel component crescent moon beam holding device the most according to claim 1 and 2, is characterized in that, described mounting seat
Being connected by screw arbor assembly between frame tight with crescent moon back, described screw arbor assembly includes what the length direction with guide groove was paralleled
Connect screw rod, described connection screw rod is connected with mounting seat by the first nut group, connect screw rod pass through the second nut group and
The tight frame of crescent moon back is connected.
Prestress steel component crescent moon beam holding device the most according to claim 5, is characterized in that, in the middle part of described mounting seat
Being provided with mounting seat connecting plate, mounting seat connecting plate is provided with and is connected the mounting seat connection through hole that screw rod matches, and crescent moon beam props up
Support mainboard is provided with and is connected the mainboard that screw rod matches and connects through hole, described connection screw rod sequentially pass through mounting seat connect through hole and
Mainboard connects through hole, and described first nut group includes three the first locking nuts, and mounting seat connecting plate is positioned at any two the
Between one locking nut, described second nut group includes three the second locking nuts, and crescent moon beam supports mainboard and is positioned at any two
Between individual second locking nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620472018.6U CN205712132U (en) | 2016-05-20 | 2016-05-20 | A kind of prestress steel component crescent moon beam holding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620472018.6U CN205712132U (en) | 2016-05-20 | 2016-05-20 | A kind of prestress steel component crescent moon beam holding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205712132U true CN205712132U (en) | 2016-11-23 |
Family
ID=57299463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620472018.6U Expired - Fee Related CN205712132U (en) | 2016-05-20 | 2016-05-20 | A kind of prestress steel component crescent moon beam holding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205712132U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106013170A (en) * | 2016-05-20 | 2016-10-12 | 东通岩土科技（杭州）有限公司 | Prestress steel member crescent beam ejecting device |
-
2016
- 2016-05-20 CN CN201620472018.6U patent/CN205712132U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106013170A (en) * | 2016-05-20 | 2016-10-12 | 东通岩土科技（杭州）有限公司 | Prestress steel member crescent beam ejecting device |
| CN106013170B (en) * | 2016-05-20 | 2018-03-09 | 东通岩土科技（杭州）有限公司 | Prestress steel component crescent moon beam holding device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161123 Termination date: 20170520 |