CN105239587B - Eight word of foundation ditch enclosing is to supportting type steel support system - Google Patents
Eight word of foundation ditch enclosing is to supportting type steel support system Download PDFInfo
- Publication number
- CN105239587B CN105239587B CN201510786787.3A CN201510786787A CN105239587B CN 105239587 B CN105239587 B CN 105239587B CN 201510786787 A CN201510786787 A CN 201510786787A CN 105239587 B CN105239587 B CN 105239587B
- Authority
- CN
- China
- Prior art keywords
- supportting
- support
- word
- purlin
- foundation ditch
- 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.)
- Active
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 38
- 239000010959 steel Substances 0.000 title claims abstract description 38
- 238000006073 displacement reaction Methods 0.000 claims description 32
- 230000000694 effects Effects 0.000 claims description 9
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
- 238000004458 analytical method Methods 0.000 description 5
- 239000002689 soil Substances 0.000 description 4
- 241000251468 Actinopterygii Species 0.000 description 3
- 210000001015 abdomen Anatomy 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Conveying And Assembling Of Building Elements In Situ (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses eight word of foundation ditch enclosing is to supportting type steel support system, including enclosing purlin, to support, angle brace, I-shaped part and triangular pieces, the outer circumferential side of I-shaped part be provided with for to support, bolted first bolt hole of triangular pieces, the relative both sides of the I-shaped part one pair of which have card plug, triangular pieces are blocked respectively and insert in two card plugs, the side of triangular pieces is connected with one end of angle brace, the other end of angle brace is connected with purlin is enclosed, two ends to supportting are connected to encloses purlin, and I-shaped part is another to be serially connected with support to relative both sides.The present invention can make to support bigger span to support.
Description
Technical field
The present invention relates to Architectural Equipment field, more particularly to eight word of foundation ditch enclosing is to supportting type steel support system.
Background technology
In building field, in order to ensure the firm of foundation pit enclosure wall (foundation ditch enclosing), existing a kind of fish-bellied type equalizer bar
Support system, i.e., with different size model shaped steel as material making fish belly sill, to support, diagonal brace and live end；By on fish belly sill
Steel strand wires and prestressing force is applied to support, the jack on diagonal brace, control the displacement of foundation pit enclosure wall.
However, the foundation ditch larger for span, even if correspondence increases the length to supportting, it is also difficult to keep to the enough of support
Intensity simultaneously provides corresponding equilibrant, if setting up angle brace, is difficult to again angle brace is directly mounted to supportting and enclosing between purlin, finally leads
Existing foundation ditch enclosing is caused to can be only applied to the less foundation ditch of span.
For example, existing type steel support there was only triangular pieces for connection to support and angle brace, cause in purlin is enclosed connection reality
Apply when eight words are supportted can only each to support one group of angle brace of connection, though its structure is simple, it is limited to reinforce stability, support system reality
Border maximum span is in 18m；The limited span result in the increase to supportting quantity, and then cause the waste of material.
The content of the invention
In order to overcome the deficiencies in the prior art, it is an object of the invention to provide eight word of foundation ditch enclosing is to supportting type steel support system
System, can make to support bigger span to support.
The purpose of the present invention employs the following technical solutions realization：
Eight word of foundation ditch enclosing to supportting type steel support system, including enclosing purlin, to support, angle brace, I-shaped part and triangular pieces, work
The outer circumferential side of font part be provided with for to support, bolted first bolt hole of triangular pieces, the I-shaped part one pair of which
Relative both sides have a card plug, and triangular pieces are blocked respectively and insert in two card plugs, the side of triangular pieces and one end of angle brace
Connection, the other end of angle brace are connected with purlin is enclosed, and the two ends to supportting are connected to encloses purlin, and I-shaped part is another to go here and there to relative both sides
It is connected to in support.
Preferably, I-shaped part includes multiple cross bars and multiple montants, and cross bar and montant are crisscross, positioned at the horizontal stroke in outside
Bar and montant are provided with bolt hole, and the card plug is divided into two montants positioned at outside, and breach is provided with to support and two are formed
Individual opening end, two opening ends are connected to cross bar by bolt hole, and triangular pieces are connected to montant by bolt hole.
Preferably, the position of montant is corresponded with the position of the rod member to supportting.
Preferably, the breach is for multiple, and I-shaped part is set to multiple with breach respective amount, and I-shaped part correspondence is embedding
It is placed in each breach, triangular pieces are correspondingly connected to a pair relative both sides of each I-shaped part, angle brace correspondence connects
In triangular pieces and enclose between purlin.
Preferably, with regard to, each two relative angle brace composition eight words support symmetrical to supportting, the support of eight word of each group is by extroversion for each angle brace
Interior diminution.
Preferably, the other end of angle brace is connected with purlin is enclosed by triangular pieces.
Preferably, one end of angle brace is bolted to triangular pieces of the draw-in groove in I-shaped part, the other end of angle brace
It is bolted to be connected to the triangular pieces for enclosing purlin.
Preferably, triangular pieces are protruding with projection, and the projection card is inserted in card plug.
Preferably, eight word of foundation ditch enclosing to support type steel support system also include displacement control system, it is multiple with to support one
One corresponding displacement monitor and multiple with to supportting one-to-one position adjustments component, position adjustments component includes fixed
Part, movable part and jack, movable part are fixedly arranged on the one end to supportting, and fixed part is fixedly installed in the inside for enclosing purlin, and activity
Part be located at fixed part side and can relative to fixed part activity, the jack be used for movable part relative to fixed part along to support
Length direction activity, the displacement monitor are used to detect displacement of the movable part relative to the activity of fixed part, the Bit andits control system
Unite for the working condition according to the testing result of displacement monitor control jack.
Compared to existing technology, the beneficial effects of the present invention is：
The combination of the I-shaped part of the present invention and triangular pieces, had both facilitated the connection of angle brace, while also beneficial to supportting intensity
Lifting, can make bigger to supportting span, improve the utilization rate to supportting, also increase underground construction space, wherein, when one secondary right
When support is provided with the combination of multiple I-shaped parts and triangular pieces, multiple combinations can be carried out multigroup eight word in support and support, and enter
One step increases the span that a pair can be supported to support.
Description of the drawings
Fig. 1 eight words of foundation ditch enclosing of the present invention are spliced and combined with triangular pieces to supportting I-shaped part in type steel support system
Schematic diagram；
Fig. 2 is eight word of foundation ditch enclosing of the present invention to supportting the structural representation of the I-shaped part of type steel support system；
Fig. 3 is eight word of foundation ditch enclosing of the present invention to supportting the structural representation of type steel support system；
Fig. 4 be I-shaped part of the invention, to support, triangular pieces, angle brace connection diagram；
Fig. 5 be eight word of foundation ditch enclosing of the present invention to support type steel support system set up displacement control system, displacement monitor,
The schematic diagram of position adjustments component；
Fig. 6 is eight word of foundation ditch enclosing of the present invention to supportting type steel support system force analysis layout drawing；
Fig. 7 encloses purlin elementary section L for the present invention5Mechanical analyses schematic diagram；
Fig. 8 is schematic diagram of the present invention to tie distance；
Fig. 9 is the schematic diagram of the multigroup eight words support of the present invention；
Figure 10 is the structural representation that the present invention encloses purlin.
In figure：1st, enclose purlin；10th, enclose purlin component；101st, shaped steel encloses purlin；102nd, steel plate encloses purlin；2nd, to support；3rd, angle brace；4th, work
Font part；41st, card plug；42nd, cross bar；43rd, montant；44th, bolt hole；5th, triangular pieces；51st, projection；6th, eight words support；100th, position
Move control system；110th, displacement monitor；120th, position adjustments component；121st, fixed part；122nd, movable part；123rd, it is very heavy
Top.
Specific embodiment
Below, with reference to accompanying drawing and specific embodiment, the present invention is described further：
Eight word of foundation ditch enclosing as Figure 1-4 to support type steel support system, including enclose purlin 1, to support 2, angle brace 3, I-shaped
Shape part 4 and triangular pieces 5, the outer circumferential side of I-shaped part 4 be provided with for to support 2,5 bolted first bolt of triangular pieces
Hole 44, the relative both sides of 4 one pair of which of I-shaped part have a card plug 41, and triangular pieces 5 are blocked respectively and insert in two card plugs
41, the side of triangular pieces 5 is connected with one end of angle brace 3, and the other end of angle brace 3 is connected with purlin 1 is enclosed, the two ends connection to support 2
In purlin 1 is enclosed, I-shaped part 4 is another to be serially connected with to relative both sides in support 2.
Closed by card insert group of the triangular pieces 5 with I-shaped part 4, make the combinative stability enough first, intensity is good, then ties
Close and the connection to support 2, angle brace 3, both facilitated the installation connection of angle brace 3, and be beneficial to enhancing and enclose resistance of the purlin 1 to the soil body,
The span to support 2 can be increased again, it is to avoid excessively weak to supportting 2 intensity, be very suitable for the larger foundation ditch situation of span.
Exemplarily, the I-shaped part 4 of this example includes multiple cross bars 42 and multiple montants 43, cross bar 42 and montant 43 in length and breadth
Staggeredly, the cross bar 42 and montant 43 positioned at outside is provided with bolt hole 44, and the card plug 41 is divided into and erects positioned at the two of outside
Bar 43, is provided with breach and forms two opening ends to support 2, and two opening ends are connected to cross bar 42, triangle by bolt hole 44
Part 5 is connected to montant 43 by bolt hole 44.The setting of cross bar 42 and montant 43, provides sufficient intensity to I-shaped part 4, and
And, card plug 41 is opened in montant 43, and the position of montant 43 is corresponded with the position of the rod member to support 2, then the stress to support 2
To be more balanced.
Exemplarily, the breach is multiple, and I-shaped part 4 is set to multiple with breach respective amount, I-shaped part 4 pairs
Should be embedded in each breach, triangular pieces 5 are correspondingly connected to a pair relative both sides of each I-shaped part 4, angle brace 3 pairs
Triangular pieces 5 should be connected to and enclosed between purlin 1.Therefore, one can be conveniently set up to supportting 2 passive angle braces 3
For multiple, so as to possess enough enabling capabilities to support 2, further extend the spans that can be supported to support 2.To make to support 2
Stress is more balanced, and with regard to symmetrical to support 2, the relative angle brace 3 of each two constitutes eight words support 6 to each angle brace 3, eight word of each group support 6 by
Reduce outside to inside, form supporting construction step by step, used as preferred mode, the angle brace 3 positioned at 5 the same side of triangular pieces is mutually flat
OK, constituting support force in a balanced way.
In addition, to make structural strength more stable, triangular pieces 5 are protruding with projection 51, the card of projection 51 inserts in card plug
In 41, I-shaped part 4 and two triangular pieces 5 are made to be easier to splicing and become black box, for being embedded in the breach.
Further to form more stable support, the other end of angle brace 3 is connected with purlin is enclosed by triangular pieces 5.Wherein, angle
One end of support 3 is bolted to triangular pieces 5 of the draw-in groove in I-shaped part 4, and the other end of angle brace 3 is bolted to
The triangular pieces 5 for enclosing purlin 1 are connected to, to facilitate connection to install.
As shown in figure 5, eight word of foundation ditch enclosing of this example also includes displacement control system 100, many to supportting type steel support system
It is individual with to support 2 one-to-one displacement monitors 110 and it is multiple with to support 2 one-to-one position adjustments components 120, position
Putting adjusting part 120 includes fixed part 121, movable part 122 and jack 123, and movable part 122 is fixedly arranged on the one end to support 2, Gu
If part 121 is fixedly installed in the inside for enclosing purlin 1, and movable part 122 be located at fixed part 121 side and can be relative to fixed part
121 is movable, and the jack 123 is used for movable part 122 relative to fixed part 121 along the length direction activity to support 2, and the displacement is supervised
Surveying device 110 is used to detect displacement of the movable part 122 relative to 121 activity of fixed part that the displacement control system 100 to be used for basis
The testing result of displacement monitor 110 controls the working condition of jack 123.
Wherein, as shown in Figure 10, enclose purlin 1 and include that shaped steel encloses purlin 101 and is stacked at the steel plate that shaped steel enclosed on purlin and enclose purlin
102。
As in temperature change, the length change that can be produced to support 2 so causes enclosing between purlin 1 to 2 both sides of support
Can change apart from L, so as to generate additional force to supportting type steel support system to eight word of foundation ditch enclosing, its stability be caused
Impact, therefore, displacement control system 100, it is multiple with to support 2 one-to-one displacement monitors 110 and it is multiple with it is right
Support the problem that 2 one-to-one position adjustments components 120 can solve the problem that the additional force.
Specifically, the pedestal of jack 123 is fixedly arranged on fixed part 121, and the motion bar of jack 123 is fixedly arranged on movable part
On 122.
If temperature is reduced, displacement monitor 110 can monitor displacement decrement signal, displacement control system 100
123 push rod of jack is extended according to the signal, the contracted length to support 2 is compensated, realize to support 2 both sides enclose between purlin 1 away from
It is constant from holding；Incremental displacement value signal, automatic control system root can be monitored when temperature raises then displacement monitor 110
Shorten 123 push rod of jack according to the signal, offset the extended length to support 2, realize enclosing between purlin component 10 to 2 both sides of support
Distance keeps constant；So, realize controlling the purpose that foundation ditch deeply mixing cement-soil pile is zero.
Further, the displacement control system 100, displacement monitor 110 and position adjustments component 120 can also set
Put in one end of angle brace 3, the principle that displacement is adjusted is consistent with the situation of the end being arranged on to supportting 2, can so overcome angle brace 3
The length change produced in temperature change, causes to form angle two to enclose the distance between purlin 1 L and changes, further
Realization controls the purpose that foundation ditch deeply mixing cement-soil pile is zero.
A pair above-mentioned eight words support 6, one and purlin 1 are enclosed to support 2 and one and will be constituted one group of eight word and be supportted and enclose purlin elementary section, and this eight
Can being determined by following mechanical analyses for the maximum span that can be realized of purlin elementary section is enclosed in word support：
It is the mechanical analyses of eight words support support as shown in Figure 6；In figure, q is soil pressure, L1It is the bond length of foundation ditch, L2It is
The long edge lengths of foundation ditch, L3It is foundation ditch to the spacing between support, maximum span mainly encloses purlin elementary section L5Determine, this section
Mechanical analyses are as shown in Figure 7.
Enclose purlin elementary section L5Need to meet：
Wherein：
In above formula, N is the power to enclosing the applying of purlin elementary section；L4It is adjacent to enclose the intersegmental spacing of purlin unit；MxIt is assembling shaped steel
Enclose the moment of flexure of purlin horizontal direction；MyIt is to assemble the moment of flexure that shaped steel encloses purlin vertical direction；A is to assemble the area that shaped steel encloses purlin；WxIt is group
Dress shaped steel encloses the moment of inertia of purlin horizontal direction；WyIt is to assemble the moment of inertia that shaped steel encloses purlin vertical direction；
Actual engineering design experience is at present：
L5≤8m (2)
As shown in figure 8, the determination of the spacing to support 2：
Foundation ditch in general can be obtained to the spacing between support 2 by above-mentioned condition formula (1) and conditional (2)：
L3=3L5≤24m
For possessing the situation that multigroup eight word supports 6 span, as shown in Figure 9.
The span too small to tie distance in order to solve the problems, such as current fish belly sill support system, the system pass through I-shaped part 4
Connection with triangular pieces 5 realizes multigroup eight words support 6, so as to increased to the spacing between support 2, realizes between support 2
Large span.Material usage is saved, and substantial amounts of space is provided for Underground Construction.
To realize that the rigidity on 1 direction of purlin is enclosed is uniformly distributed, foundation ditch boundary displacement, eight word of each group support 6 are preferably controlled
Between spacing it is identical, eight word of each group support 6 rigidity should meet following condition：
K1=K2=K3=...=KN
I.e.
A1=2A1=3A1=...=NAN
Wherein KiIt is that i-th group of eight word supports 6 perpendicular to the rigidity enclosed on 1 direction of purlin；AiIt is the section face of i-th group of eight word support 6
Product.
It will be apparent to those skilled in the art that technical scheme that can be as described above and design, make other various
It is corresponding to change and deformation, and all these change and deformation should all belong to the protection domain of the claims in the present invention
Within.
Claims (9)
1. eight word of foundation ditch enclosing is to supportting type steel support system, it is characterised in that including enclosing purlin, to support, angle brace, I-shaped part and three
Angle-shaped piece, the outer circumferential side of I-shaped part be provided with for to support, bolted first bolt hole of triangular pieces, the I-shaped part
The relative both sides of one pair of which have a card plug, and triangular pieces are blocked respectively and insert in two card plugs, the side and angle of triangular pieces
One end connection of support, the other end of angle brace are connected with purlin is enclosed, and the two ends to supportting are connected to encloses purlin, and I-shaped part is another to relative
Both sides are serially connected with support.
2. eight word of foundation ditch enclosing according to claim 1 is to supportting type steel support system, it is characterised in that I-shaped part includes
Multiple cross bars and multiple montants, cross bar and montant it is crisscross, the cross bar and montant positioned at outside is provided with bolt hole, the card
Socket is divided into two montants positioned at outside, and breach is provided with to support and two opening ends are formed, and two opening ends pass through bolt hole
Cross bar is connected to, triangular pieces are connected to montant by bolt hole.
3. eight word of foundation ditch enclosing according to claim 2 to support type steel support system, it is characterised in that the position of montant with
The position of the rod member to supportting corresponds.
4. eight word of foundation ditch enclosing according to claim 2 is to supportting type steel support system, it is characterised in that the breach is many
Individual, I-shaped part is set to multiple with breach respective amount, and I-shaped part correspondence is embedded in each breach, triangular pieces correspondence
A pair relative both sides of each I-shaped part are connected to, angle brace is correspondingly connected to triangular pieces and encloses between purlin.
5. eight word of foundation ditch enclosing according to claim 4 is to supportting type steel support system, it is characterised in that each angle brace is with regard to right
Support is symmetrical, and the relative angle brace of each two constitutes the support of eight words, and eight word of each group support ecto-entad reduces.
6. eight word of foundation ditch enclosing according to claim 5 is to supportting type steel support system, it is characterised in that the other end of angle brace
It is connected with purlin is enclosed by triangular pieces.
7. eight word of foundation ditch enclosing according to claim 6 is to supportting type steel support system, it is characterised in that one end of angle brace leads to
Cross bolt connection in draw-in groove I-shaped part triangular pieces, the other end of angle brace is bolted to be connected to enclose purlin three
Angle-shaped piece.
8. eight word of foundation ditch enclosing according to any one of claim 1-5 is to supportting type steel support system, it is characterised in that triangle
Shape part is protruding with projection, and the projection card is inserted in card plug.
9. eight word of foundation ditch enclosing according to claim 8 is to supportting type steel support system, it is characterised in that the foundation ditch enclosing eight
Word to support type steel support system also include displacement control system, it is multiple with to supportting one-to-one displacement monitor and multiple
With to supportting one-to-one position adjustments component, position adjustments component includes fixed part, movable part and jack, and movable part is fixed
In the one end to supportting, fixed part is fixedly installed in the inside for enclosing purlin, and movable part be located at fixed part side and can be relative to
Fixed part activity, the jack are used for movable part relative to fixed part along the length direction activity to supportting, the displacement monitor
For detecting displacement of the movable part relative to the activity of fixed part, the displacement control system is for the detection according to displacement monitor
The working condition of output control jack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510786787.3A CN105239587B (en) | 2015-11-16 | 2015-11-16 | Eight word of foundation ditch enclosing is to supportting type steel support system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510786787.3A CN105239587B (en) | 2015-11-16 | 2015-11-16 | Eight word of foundation ditch enclosing is to supportting type steel support system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105239587A CN105239587A (en) | 2016-01-13 |
| CN105239587B true CN105239587B (en) | 2017-04-05 |
Family
ID=55037386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510786787.3A Active CN105239587B (en) | 2015-11-16 | 2015-11-16 | Eight word of foundation ditch enclosing is to supportting type steel support system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105239587B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105780824B (en) * | 2016-03-16 | 2018-02-02 | 东通岩土科技（杭州）有限公司 | A kind of shaped steel method of testing for foundation ditch shaped steel inner support system |
| CN109440776B (en) * | 2018-11-02 | 2023-11-17 | 中国建筑第八工程局有限公司 | Shaft force active control system and shaft force active control method for foundation pit opposite supporting structure |
| CN111549797A (en) * | 2020-06-11 | 2020-08-18 | 东通岩土科技股份有限公司 | Shaped steel supports compound eight characters system for deep basal pit |
| CN115045292A (en) * | 2022-06-28 | 2022-09-13 | 东通岩土科技股份有限公司 | Combined force transmission piece and building foundation pit supporting structure |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09264023A (en) * | 1996-03-29 | 1997-10-07 | Marufuji Shiitopairu Kk | Brace or angle brace receiving piece |
| KR100633796B1 (en) * | 2005-11-16 | 2006-10-16 | (주)써포텍 | Connecting structure of mid supporting beam for temporary soil sheathing work |
| CN203821409U (en) * | 2014-03-04 | 2014-09-10 | 苏州光华岩土工程有限公司 | Triangular end part for soil pressure equalizing beam |
| CN203821361U (en) * | 2014-04-15 | 2014-09-10 | 苏州光华岩土工程有限公司 | Oppositely braced and diagonally braced hydraulic balance force controlling system |
| CN203846505U (en) * | 2014-05-28 | 2014-09-24 | 德清鑫德机械有限公司 | Supporting structure used for long edges of strip-shaped and rectangular foundation pit |
| CN204112335U (en) * | 2014-08-13 | 2015-01-21 | 上海强劲地基工程股份有限公司 | A kind ofly reduce the puller system that foundation ditch encloses purlin horizontal component |
| CN205259192U (en) * | 2015-11-16 | 2016-05-25 | 戴向胜 | Foundation ditch encloses and keeps off eight characters to propping shaped steel braced system |
-
2015
- 2015-11-16 CN CN201510786787.3A patent/CN105239587B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105239587A (en) | 2016-01-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105239587B (en) | Eight word of foundation ditch enclosing is to supportting type steel support system | |
| CN210194546U (en) | Hydraulic engineering is with river course slope protection net of being convenient for concatenation | |
| CN102251602A (en) | Anti-seismic damper of shearing type opening soft steel building structure | |
| CN102535874A (en) | Wind resistance and reinforcement transformation method of high-voltage and superhigh-voltage power transmission line iron tower | |
| CN107700693A (en) | A kind of damper system with stroke amplification | |
| CN205259192U (en) | Foundation ditch encloses and keeps off eight characters to propping shaped steel braced system | |
| CN105297890A (en) | Anchor connection node for buckling-restrained brace and concrete beam-column steel angles | |
| CN104695605A (en) | Assembling type die of rib floor | |
| CN212175843U (en) | Spiral anchor assembly type foundation of high-voltage transmission line iron tower | |
| CN207600836U (en) | A kind of reinforced bar sleeve grouting jointing molding fixing device | |
| CN208168157U (en) | A kind of assembled leads wall reserved steel bar positioning cage plate | |
| CN204370464U (en) | Foundation bolt positioning device | |
| CN210003000U (en) | telegraph pole cement chassis with good windproof and earthquake-resistant performance | |
| CN207934248U (en) | A kind of more limb precast shear wall structures of parallel connection | |
| CN214942623U (en) | Conversion layer positioning tool for assembly type construction | |
| CN104674823A (en) | Foundation pit protecting support and rectangular foundation pit support method | |
| CN102191822A (en) | Shearing type parallel mild steel quake-proof damper for building structures | |
| CN205153121U (en) | Buckling restrained brace and concrete beam column angle steel anchor connected node | |
| CN107630509A (en) | A kind of compound orthogonal-diagonal lattice space steel lattice boxlike tube-in-tube structure of assembled | |
| CN105297891A (en) | Flexing constraint support and concrete beam-column T-shaped steel anchoring and connecting node | |
| CN204879292U (en) | A ten thousand logical grooves for subway equipment fixing | |
| CN103397638A (en) | Tie bar for supporting system in high-rigidity integral prestressed fabricated foundation pit support | |
| CN105297918A (en) | Pillar top node of steel grid plant | |
| CN103452111B (en) | A kind of steel strand anchor installation device and link thereof | |
| CN104343382B (en) | Pedestrain raise solar steel design and construction method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191204 Address after: 323000 room 505-2, floor 5, No. 60, Tongji street, Liandu Economic Development Zone, Lishui City, Zhejiang Province (Lijing National Industrial Park) Patentee after: Zhejiang mingsite Construction Support Technology Co., Ltd Address before: 200050 No. 900, Changning District, Shanghai, West Yan'an Road Patentee before: Dai Xiangsheng |