CN207538044U - A kind of adjustable throw supports suspension device - Google Patents
A kind of adjustable throw supports suspension device Download PDFInfo
- Publication number
- CN207538044U CN207538044U CN201721660946.6U CN201721660946U CN207538044U CN 207538044 U CN207538044 U CN 207538044U CN 201721660946 U CN201721660946 U CN 201721660946U CN 207538044 U CN207538044 U CN 207538044U
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- Prior art keywords
- steel pipe
- support
- guide pad
- throw
- suspension device
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- 239000000725 suspension Substances 0.000 title claims abstract description 29
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 148
- 239000010959 steel Substances 0.000 claims abstract description 148
- 241000826860 Trapezium Species 0.000 claims description 6
- 241000357293 Leptobrama muelleri Species 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 240000002853 Nelumbo nucifera Species 0.000 description 1
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 1
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
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Abstract
The utility model discloses a kind of adjustable throw to support suspension device, it is characterised in that：Including connection steel, throw support steel pipe, bracket, the connection steel is detachably connected with building enclosure, described one end for throwing support steel pipe is connected with guide pad, side recess of the connection steel back from building enclosure is equipped with the guide groove for guide pad fitting sliding, the bracket bottom fixes on the ground, the bracket upper recess is equipped with the oblique groove being inserted into for guide pad, and the connection steel is equipped with for the fixed fixing device of guide pad.It throws support steel pipe to slide in the guide groove on connection steel by guide pad, you can adjust the spacing distance for throwing support steel pipe according to public domain field conditions, structure is more flexible adjustable；It is contradicted by the grafting with the fixed bracket in ground, throwing support, steel pipe is not direct is fixed with ground, convenient for reusing, and it is convenient for disassembly and assembly；By the secondary suspension device being slidably connected with throwing support steel pipe, the secondary support to throwing support steel pipe is realized.
Description
Technical field
The utility model is related to civil construction project technical field of construction, specifically a kind of adjustable throw supports suspension device.
Background technology
With the maturation of Base hole supporting technology, various suspension devices are more and more widely used in various Large Foundation Pits.
But it for the supporting of certain extreme terrains, using existing technical thought, generally requires to spend higher cost.
With the continuous development of urban construction, special supporting landform is constantly presented, and faces sky for the road for forming external corner
Boundary can not carry out supporting using symmetrical, and road is frequently more stringent for the displacement request on ground surface layer, and because vehicle lotus
The particularity of load in monitoring process, if there is horizontal displacement problems of too, needs to be remedied in time, this allow for for
Similar extreme terrain, which carries out supporting, to be needed to spend the cost of bigger.Traditional thinking usually increases the insertion of supporting construction
Rigidity of depth and supporting construction etc..
Notification number be the utility model patent of CN205975631U disclose it is a kind of it is adjustable throw support suspension device, including the
One strut, is rotatably connected with building enclosure；Second strut, is rotatably connected with foundation structure；First strut and second
By pin-hinges between strut, wherein being also hung with counterweight on pin.By increasing the quantity of counterweight, adjust throw support at any time
To the horizontal supporting force size of building enclosure.
Said program is convenient for adjusting pulling force, but construction environment is complicated, artificially touches scale pan and then easily leads to counterweight to enclosing
The active force of protection structure changes so that the structural stability for throwing support is poor, and suspension device usually distance is longer, is adjusted to realize
Section, suspension device need to be equipped with a large amount of counterweight, and cost is higher, and because the interval of scale pan and building enclosure is fixed, Wu Fagen
The spacing for throwing support is adjusted according to actual conditions.
Utility model content
The purpose of this utility model is to provide a kind of adjustable throw and supports suspension device, and advantage is that flexible installation can be achieved
With dismounting.
The above-mentioned technical purpose of the utility model technical scheme is that：A kind of adjustable throw supports branch
Protection unit including connection steel, throws support steel pipe, bracket, and the connection steel is detachably connected with building enclosure, the throwing support steel pipe
One end is connected with guide pad, and side recess of the connection steel back from building enclosure is equipped with the guiding for guide pad fitting sliding
Slot, the bracket bottom fix on the ground, and the bracket upper recess is equipped with inserts for throwing the one end of support steel pipe far from guide pad
The oblique groove entered, the connection steel are equipped with for the fixed fixing device of guide pad.
By using above-mentioned technical proposal, according to different Construction Conditions, the height of building enclosure is different, connects steel root
According to the actual forces of different building enclosures away from adjustable connection steel is fixed on height and position in building enclosure, throws support steel pipe and leads to
Crossing guide pad can slide in the guide groove on connection steel, you can the spacer for throwing support steel pipe is adjusted according to public domain field conditions
From, and the throwing support steel pipe quantity on same connection steel is adjusted, then fixation of the guide pad with connecting steel, knot are realized by fixing device
Structure is more flexible, suitable for different building enclosures；Throwing support, steel pipe is not direct is fixed with ground, by with the fixed bracket in ground,
The bottom for throwing support steel pipe is embedded in oblique groove, realizes and fixes.
Preferably, the notch of the guide groove is extended with the flanging of internal buckle, the guide pad is T shapes.
By using above-mentioned technical proposal, the guide pad of T shapes is located in guide groove, increases connecing for guide pad and guide groove
Contacting surface is accumulated so that is thrown support steel pipe and is more fastened with connecting the active force of steel.Flanging prevents guide pad to be detached from out of guide groove, and increases
Connection steel has been added to support the active force of steel pipe to throwing, has achieved the advantageous effect of optimization structure.
Preferably, one end of the guide pad close to guide groove is extended with support plate, the support plate in guide groove
Wall contradicts.
By using above-mentioned technical proposal, if the throwing support steel pipe on a connection steel is less, spacing is larger, then connects steel office
The active force of throwing support steel pipe that portion is subject to is larger, it is easier that connection steel deformation, the support plate of guide pad end welding, the company of increasing
It connects steel and throws the contact area of support steel pipe, when preventing throwing support steel pipe spacing excessive, connection steel local pressure is excessive.
Preferably, the cross section of the connection steel is set as right-angled trapezium, the guide groove is located at the bevel edge of right-angled trapezium
On, the oblique bottom surface setting of guide groove.
By using above-mentioned technical proposal, there is the connection steel of constant slope so that the oblique ground setting of guide groove so that
The guide groove for connecting steel is more direct to the active force for throwing support steel pipe, throw support steel pipe to connect steel support force moment also more
It is long, achieve the effect for improving structural stability.
Preferably, further including built-in fitting, the connection steel is equipped with several mounting holes, the connection along length direction
It is equipped between steel and building enclosure and is used for fixed fastening bolt, several circular holes, the bracket bottom are offered on the built-in fitting
Equipped with π shape pawls, the π shapes pawl stretches into circular hole and is locked with built-in fitting.
By using above-mentioned technical proposal, connection steel is fixed by mounting hole and fastening bolt and building enclosure, convenient for even
Steel is connect to remove and install with building enclosure；Built-in fitting is located inside ground, and built-in fitting is equipped with several circular holes, bracket along its length
The π shape pawls of bottom are stretched into circular hole, then fixed by injecting expansive concrete so that and bracket can support the setting interval of steel pipe according to throwing,
After selectivity is connect with built-in fitting, and π shape pawls stretch into circular hole, it can be contradicted with built-in fitting, enhance the company of bracket and built-in fitting
Connect stability.
Preferably, the fixing device includes several first threaded holes along connection steel length direction setting, described the
One threaded hole runs through the two side of guide groove, and the second threaded hole for having the first threaded hole of matching is run through on the guide pad, described
Screwed plug is equipped in first threaded hole and the second threaded hole.
By using above-mentioned technical proposal, after support steel pipe is thrown fixed to appropriate location, it would be desirable to which fixed guide block passes through
Screwed plug is threaded through between the first threaded hole and the second threaded hole, realizes at once and guide pad is fixed on connection steel, and interval is set
The first threaded hole put is fixed convenient for guide pad in any position of connection steel, achieves and facilitates the fixed beneficial effect with adjusting
Fruit.
Preferably, the guide pad is equipped with the first inserted block, the throwing with throwing support steel pipe rotation connection, the guide pad
Support steel pipe top be equipped with two opposite second inserted blocks, first inserted block between two second inserted blocks, first inserted block,
Second inserted block, which runs through, is equipped with connecting hole, and fishbolt is equipped in the connecting hole.
By using above-mentioned technical proposal, because connection steel and building enclosure are detachable structure, thus according to different height
Building enclosure, the installation site for connecting steel is also different, for throw support steel pipe bottom fixed point it is also different, for improve
Throw the applicability of support steel pipe, throw and be rotatablely connected between support steel pipe and guide pad and can realize fixation, so as to fulfill throw support steel pipe and
The adjustable angle of guide pad achieves the effect for improving usability.
Preferably, described throw slidably connects secondary suspension device on support steel pipe, the pair suspension device includes being connected to
The anchor ear on support steel pipe is thrown, supporting leg is connected on the anchor ear, the supporting leg end is contradicted with ground.
By using above-mentioned technical proposal, when the length for throwing support steel pipe is longer or the weight of building enclosure is larger, support is thrown
The strength that steel pipe is subject to is larger, and the supporting leg added can realize support force at the middle part for throwing support steel pipe to throwing support steel pipe, reduce
Throw support steel pipe by gravity, more enhance the stability of structure, and supporting leg supports steel pipe and fixed by anchor ear with throwing, can base area
The height relief in face is uneven, adjusts supporting leg in time in the suitable position for throwing support steel pipe, prevents from fixing because of position, and exist can not
Make the situation on throwing support steel pipe bottom contact ground.
Preferably, the supporting leg is equipped with two groups, supporting leg described in two groups is vertically arranged.
By using above-mentioned technical proposal, two groups of orthogonal supporting legs mutually form the branch of triangle with throwing support steel pipe
Frame, structure are more stable.
In conclusion the utility model has the advantages that：
1st, it throws support steel pipe to slide in the guide groove on connection steel by guide pad, you can according to public domain field conditions tune
Section throws the spacing distance of support steel pipe, and structure is more flexible adjustable；
2nd, it is contradicted by the grafting with the fixed bracket in ground, throwing support, steel pipe is not direct is fixed with ground, sharp convenient for repeating
With, and it is convenient for disassembly and assembly；
3rd, by the secondary suspension device being slidably connected with throwing support steel pipe, the secondary support to throwing support steel pipe is realized.
Description of the drawings
Fig. 1 is the overall structure diagram of the present embodiment；
Fig. 2 is the whole side structure schematic diagram of the present embodiment；
Fig. 3 is the enlarged drawing at A in Fig. 2；
Fig. 4 is the schematic diagram that the present embodiment is mainly used for embodying bracket structure；
Fig. 5 is the scheme of installation for bracket and built-in fitting；
Fig. 6 is the schematic diagram for being used to show guide block structure in the present embodiment；
Fig. 7 is the structure diagram for showing guide pad with throwing support steel pipe in the present embodiment；
Fig. 8 is the structure diagram for being used to embody secondary suspension device in the present embodiment.
Reference numeral：1st, steel is connected；11st, support steel pipe is thrown；111st, the second inserted block；112nd, connecting hole；113rd, fishbolt；
12nd, guide pad；121st, support plate；122nd, the first inserted block；13rd, guide groove；14th, flanging；15th, mounting hole；16th, fastening bolt；2、
Building enclosure；3rd, bracket；31st, oblique groove；32nd, π shapes pawl；4th, fixing device；41st, the first threaded hole；42nd, the second threaded hole；
43rd, screwed plug；5th, built-in fitting；51st, circular hole；6th, secondary suspension device；61st, anchor ear；62nd, supporting leg.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
A kind of adjustable throw supports suspension device, as shown in Figure 1, being equipped with building enclosure 2, building enclosure 2 around construction site
On be removably connected with connection steel 1, connection steel 1 is equipped with several mounting holes 15 along length direction, connects steel 1 and building enclosure
It is realized and fixed by the cooperation of fastening bolt 16 and mounting hole 15 between 2, connection steel 1 can be fixed on by difference according to field condition
Suitable position.
As shown in Figure 2 and Figure 3, it connects and several throwing support steel pipes 11 is removably connected on steel 1, the one end for throwing support steel pipe 11 connects
The guide pad 12 of T shapes is connected to, connection steel 1 is equipped with the guiding for the fitting sliding of guide pad 12 away from the side of building enclosure 2 recess
Slot 13, the notch of guide groove 13 are extended with the flanging 14 of internal buckle.The guide pad 12 of T shapes is located in guide groove 13 and matches with flanging 14
It closes, guide pad 12 is prevented to be detached from out of guide groove 13.The end of guide pad 12 is extended with support plate 121, and support plate 121 is with being oriented to
13 inner wall of slot contradicts.The support plate 121 of 12 end of guide pad welding increases connection steel 1 with throwing the contact area of support steel pipe 11,
When preventing throwing support 11 spacing of steel pipe excessive, connection 1 local pressure of steel is excessive, and increases and throw work of the support steel pipe 11 to connection steel 1
Firmly, structure is more stable.
As shown in figure 3, the cross section of connection steel 1 is set as right-angled trapezium, guide groove 13 is located on the bevel edge of right-angled trapezium, leads
It is set to 13 oblique bottom surface of slot.Connection steel 1 with constant slope so that 13 oblique ground of guide groove is set so that connection steel 1
Guide groove 13 it is more direct to the active force for throwing support steel pipe 11, throw support steel pipe 11 to connect steel 1 support force moment also more
It is long, enhance structural stability.
As shown in Figure 4, Figure 5, built-in fitting 5 is further included, built-in fitting 5 is located underground, and support steel pipe 11 and ground are thrown for enhancing
Attachment force, ground are equipped with the bracket 3 for being used to support and throwing support steel pipe 11, and built-in fitting 5 is strip, on the built-in fitting 5 of strip
Several circular holes 51 are offered, built-in fitting 5 is for fixing bracket 3, and 3 bottom of bracket is equipped with π shapes pawl 32, and π shapes pawl 32 stretches into circular hole 51
And with 5 clamping of built-in fitting, reinject expansive concrete fastening, so as to be stably fixed on ground.Bracket 3 can support steel pipe 11 according to throwing
Setting interval, it is selective to be connect with built-in fitting 5, and after π shapes pawl 32 stretches into circular hole 51, can contradict, enhance with built-in fitting 5
The connective stability of bracket 3 and built-in fitting 5.
As shown in figure 4,3 bottom of bracket fixes on the ground, 3 upper recess of bracket is equipped with to be oriented to for throwing support steel pipe 11 is separate
Block 12（With reference to figure 3）One end be inserted into oblique groove 31, after construction, can will connection steel 1 with throw support steel pipe 11 remove
Recycling is removed 11 bottom of throwing support steel pipe from and is fixed with ground, can not be reused so as to cause support steel pipe 11 is thrown.
As shown in fig. 6, connection steel 1 is equipped with for 12 fixed fixing device 4 of guide pad.Fixing device 4 is included along connection steel 1
Several first threaded holes 41 of length direction setting, the first threaded hole 41 run through the two side of guide groove 13, are passed through on guide pad 12
The second threaded hole 42 of the first threaded hole 41 of matching is installed with, screwed plug is equipped in the first threaded hole 41 and the second threaded hole 42
43.After support steel pipe 11 is thrown fixed to appropriate location, it would be desirable to which fixed guide block 12 is threaded through the first screw thread by screwed plug 43
Between 41 and second threaded hole 42 of hole, realize at once and guide pad 12 is fixed on connection steel 1, and spaced first threaded hole
41 fix convenient for guide pad 12 in any position of connection steel 1, achieve and facilitate the fixed advantageous effect with adjusting.
As shown in fig. 7, because connection steel 1 and building enclosure 2 are detachable structure, thus according to the building enclosure of different height
2, the installation site for connecting steel 1 is also different, and the fixed point to throw 11 bottom of support steel pipe is also different, and support steel is thrown to improve
The applicability of pipe 11, guide pad 12 are rotatablely connected with throwing support steel pipe 11, and guide pad 12 is equipped with the first inserted block 122, throws support steel pipe
11 top be equipped with two opposite second inserted blocks 111, the first inserted block 122 between two second inserted blocks 111, the first inserted block 122,
Run through on second inserted block 111 and be equipped with connecting hole 112, fishbolt 113 is equipped in connecting hole 112.Throw support steel pipe 11 and guide pad
It is rotatablely connected between 12 and can realize fixation, so as to fulfill the adjustable angle of support steel pipe 11 and guide pad 12 is thrown, achieve raising
The effect of applicability.
Secondary suspension device 6 is slidably connected on support steel pipe 11 as shown in figure 8, throwing, secondary suspension device 6 includes being connected to throwing support
Anchor ear 61 on steel pipe 11 is vertically connected with two groups of supporting legs 62 on anchor ear 61, and 62 end of supporting leg is contradicted with ground, is mutually hung down
Straight supporting leg 62 mutually forms the stent of triangle with throwing support steel pipe 11, and the supporting leg 62 added can be in support steel pipe 11 be thrown
Portion to throw support steel pipe 11 realize support force, shared throw support steel pipe 11 by gravity, more enhance the stability of structure；And it supports
Leg 62 is fixed with throwing support steel pipe 11 by anchor ear 61, can be adjusted supporting leg 62 in time according to the height relief injustice on ground and throwing
The suitable position of steel pipe 11 is supportted, prevents from fixing because of position, and there is a situation where that 11 bottom of throwing support steel pipe contact ground can not be made.
This specific embodiment is only explanation to the utility model, is not the limitation to the utility model, ability
Field technique personnel can as needed make the present embodiment the modification of no creative contribution after this specification is read, but
As long as it is all protected in the right of the utility model by Patent Law.
Claims (9)
1. a kind of adjustable throw supports suspension device, it is characterised in that：Including connection steel (1), throw support steel pipe (11), bracket (3), institute
It states connection steel (1) to be detachably connected with building enclosure (2), described one end for throwing support steel pipe (11) is connected with guide pad (12), institute
It states connection steel (1) and the guide groove (13) that sliding is bonded for guide pad (12) is equipped with away from the side of building enclosure (2) recess, it is described
Bracket (3) bottom fixes on the ground, and bracket (3) upper recess is equipped with for throwing the separate guide pad (12) of support steel pipe (11)
The oblique groove (31) that one end is inserted into, the connection steel (1) is equipped with for guide pad (12) fixed fixing device (4).
2. one kind according to claim 1 is adjustable to throw support suspension device, it is characterised in that：The slot of the guide groove (13)
Mouth is extended with the flanging (14) of internal buckle, and the guide pad (12) is T shapes.
3. one kind according to claim 2 is adjustable to throw support suspension device, it is characterised in that：The guide pad (12) close to
One end of guide groove (13) is extended with support plate (121), and the support plate (121) contradicts with guide groove (13) inner wall.
4. one kind according to claim 3 is adjustable to throw support suspension device, it is characterised in that：The horizontal stroke of the connection steel (1)
Section is set as right-angled trapezium, and on the bevel edge of right-angled trapezium, the oblique bottom surface of the guide groove (13) is set the guide groove (13)
It puts.
5. one kind according to claim 1 is adjustable to throw support suspension device, it is characterised in that：Further include built-in fitting（5）, institute
It states connection steel (1) and is equipped with several mounting holes (15) along length direction, be equipped between the connection steel (1) and building enclosure (2)
For fixed fastening bolt (16), several circular holes (51) are offered on the built-in fitting (5), bracket (3) bottom is equipped with π
Shape pawl (32), the π shapes pawl (32) are stretched into circular hole (51) and are locked with built-in fitting (5).
6. one kind according to claim 2 is adjustable to throw support suspension device, it is characterised in that：Fixing device (4) packet
Several first threaded holes (41) along connection steel (1) length direction setting are included, first threaded hole (41) is through guide groove
(13) two side, through the second threaded hole (42) for having the first threaded hole of matching (41) on the guide pad (12), described the
Screwed plug (43) is equipped in one threaded hole (41) and the second threaded hole (42).
7. one kind according to claim 1 is adjustable to throw support suspension device, it is characterised in that：The guide pad (12) is with throwing
It supports steel pipe (11) to be rotatablely connected, the guide pad (12) is equipped with the first inserted block (122), and described throw is equipped at the top of support steel pipe (11)
Two opposite second inserted blocks (111), first inserted block (122) is between two second inserted blocks (111), first inserted block
(122), for the second inserted block (111) through equipped with connecting hole (112), the connecting hole (112) is interior to be equipped with fishbolt (113).
8. one kind according to claim 7 is adjustable to throw support suspension device, it is characterised in that：It is described to throw on support steel pipe (11)
Slidably connect secondary suspension device (6), the pair suspension device (6) including being connected to the anchor ear (61) thrown on support steel pipe (11),
Supporting leg (62) is connected on the anchor ear (61), supporting leg (62) end is contradicted with ground.
9. one kind according to claim 8 is adjustable to throw support suspension device, it is characterised in that：The supporting leg (62) is equipped with
Two groups, supporting leg (62) is vertically arranged described in two groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721660946.6U CN207538044U (en) | 2017-12-02 | 2017-12-02 | A kind of adjustable throw supports suspension device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721660946.6U CN207538044U (en) | 2017-12-02 | 2017-12-02 | A kind of adjustable throw supports suspension device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207538044U true CN207538044U (en) | 2018-06-26 |
Family
ID=62616628
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721660946.6U Expired - Fee Related CN207538044U (en) | 2017-12-02 | 2017-12-02 | A kind of adjustable throw supports suspension device |
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| Country | Link |
|---|---|
| CN (1) | CN207538044U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110761299A (en) * | 2019-11-07 | 2020-02-07 | 中建八局轨道交通建设有限公司 | Bracket for mounting steel support on foundation pit purlin and construction method thereof |
| CN112012221A (en) * | 2020-08-21 | 2020-12-01 | 李松 | Adjustable rectangle supporting device of geotechnical engineering |
| CN113605408A (en) * | 2021-09-02 | 2021-11-05 | 兰州交通大学 | A multi-directional adjustable combined steel pipe inclined throw |
| CN116575517A (en) * | 2023-05-15 | 2023-08-11 | 四川交奥智控防护科技有限公司 | A method and device for early warning and protection of steel support instability |
| CN116770861A (en) * | 2023-07-26 | 2023-09-19 | 上海建工集团股份有限公司 | Foundation pit throwing support structure |
| CN117552435A (en) * | 2023-11-06 | 2024-02-13 | 中铁四局集团有限公司 | A reinforced support and monitoring system for the side walls of pits in coastal pits |
-
2017
- 2017-12-02 CN CN201721660946.6U patent/CN207538044U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110761299A (en) * | 2019-11-07 | 2020-02-07 | 中建八局轨道交通建设有限公司 | Bracket for mounting steel support on foundation pit purlin and construction method thereof |
| CN110761299B (en) * | 2019-11-07 | 2021-02-12 | 中建八局轨道交通建设有限公司 | Bracket for installing steel support on purlin of foundation pit and its construction method |
| CN112012221A (en) * | 2020-08-21 | 2020-12-01 | 李松 | Adjustable rectangle supporting device of geotechnical engineering |
| CN113605408A (en) * | 2021-09-02 | 2021-11-05 | 兰州交通大学 | A multi-directional adjustable combined steel pipe inclined throw |
| CN113605408B (en) * | 2021-09-02 | 2022-10-04 | 兰州交通大学 | A multi-directional adjustable combined steel pipe inclined throw |
| CN116575517A (en) * | 2023-05-15 | 2023-08-11 | 四川交奥智控防护科技有限公司 | A method and device for early warning and protection of steel support instability |
| CN116770861A (en) * | 2023-07-26 | 2023-09-19 | 上海建工集团股份有限公司 | Foundation pit throwing support structure |
| CN117552435A (en) * | 2023-11-06 | 2024-02-13 | 中铁四局集团有限公司 | A reinforced support and monitoring system for the side walls of pits in coastal pits |
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Granted publication date: 20180626 |