CN110374340B - Large eccentric steel structure hoisting butt joint auxiliary device and auxiliary tool - Google Patents
Large eccentric steel structure hoisting butt joint auxiliary device and auxiliary tool Download PDFInfo
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- CN110374340B CN110374340B CN201910662790.2A CN201910662790A CN110374340B CN 110374340 B CN110374340 B CN 110374340B CN 201910662790 A CN201910662790 A CN 201910662790A CN 110374340 B CN110374340 B CN 110374340B
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
- E04G21/16—Tools or apparatus
- E04G21/18—Adjusting tools; Templates
- E04G21/1841—Means for positioning building parts or elements
Abstract
The invention relates to the technical field of construction auxiliary equipment, in particular to a large eccentric steel structure hoisting and butt joint auxiliary device and a large eccentric steel structure hoisting and butt joint auxiliary tool, wherein the auxiliary device comprises two pull rod seats and at least one pull rod; the two pull rod seats are respectively fixedly arranged on the same side of the two butt-joint parts, and each pull rod seat is provided with pull rod through holes corresponding to the number of the pull rods; two ends of each pull rod respectively penetrate through the corresponding pull rod through holes to extend out of the pull rod seat, and threads are arranged at least at two ends of each pull rod; the pull rod extending out of the pull rod seat is in threaded fit with the nut, and the distance between the two pull rod seats is adjusted. The invention solves the problem of difficult hoisting and splicing of the large eccentric steel structure, can realize hoisting and splicing of the large eccentric structure with higher requirement on butt joint precision through simple operation, and accelerates the splicing speed of the steel structure.
Description
Technical Field
The invention relates to the technical field of building construction auxiliary equipment, in particular to a large eccentric steel structure hoisting and butt joint auxiliary device and a large eccentric steel structure hoisting and butt joint auxiliary tool.
Background
With the development of economic society of China, more and more offshore buildings including cross-sea bridges, offshore wind power projects, offshore oil drilling platforms and other buildings are built, hoisting construction of steel structures is often involved in the construction projects, the offshore construction environment is very complex, large hoisting of the steel structures involved in the process is difficult, various factors such as surge, flow velocity and wind speed are often considered in hoisting, hoisting of large eccentric structures with high requirements on certain docking accuracy is difficult, and structural docking can be completed by adopting an auxiliary method. The conventional common large eccentric steel structure hoisting butt joint auxiliary methods mainly comprise the following steps:
1. the accurate butt joint is directly completed through the connecting flange: the mode of directly completing butt joint through the connecting flange is theoretically feasible, but can be performed in a very good hoisting environment, and accurate alignment is difficult to perform by using a crane or a floating crane for hoisting in a strong wind environment and under complex sea conditions.
2. The butt joint is completed through the limit assistance: although the mode is favorable for positioning, the requirements on the rigidity and the strength of the limiting device are high; the time of fixing the main structure after the alignment is finished is long, and the main structure is mainly in an extremely unstable state by means of stress of a crane, so that great construction risks exist.
Disclosure of Invention
The invention aims to provide an auxiliary tool which can be used for safely, efficiently and strongly adapting under a complex hoisting environment and helping to finish the butt joint of hoisting of a large eccentric steel structure.
In order to solve the technical problem, the invention provides a large eccentric steel structure hoisting and butt joint auxiliary device which comprises two pull rod seats and at least one pull rod;
the two pull rod seats are respectively fixedly arranged on the same side of the two butt-joint parts, and each pull rod seat is provided with pull rod through holes corresponding to the number of the pull rods;
two ends of each pull rod respectively penetrate through the corresponding pull rod through holes to extend out of the pull rod seat, and threads are arranged at least at two ends of each pull rod;
the pull rod extending out of the pull rod seat is in threaded fit with the nut, and the distance between the two pull rod seats is adjusted.
Furthermore, an anchor plate is arranged between the pull rod seat and the nut.
Further, the pull rod seat comprises a supporting plate and a plurality of rib plates, the supporting plate is fixed on the butt joint piece, the pull rod via holes are formed in the supporting plate, the rib plates are arranged at intervals, one side of each rib plate is fixedly connected with the supporting plate, and the other side, adjacent to the side, of each rib plate is fixedly connected with the corresponding butt joint piece.
Furthermore, a fixing plate is arranged between the pull rod seat and the butt joint piece, and the fixing plate is fixedly arranged on the butt joint piece;
the pull rod seat comprises a supporting plate and a plurality of rib plates, the supporting plate is fixed on the fixing plate, the pull rod through holes are formed in the supporting plate, the rib plates are arranged at intervals, one side of each rib plate is fixedly connected with the supporting plate, and the other side of each rib plate adjacent to the side is fixedly connected with the corresponding fixing plate.
Furthermore, the pull rod is arranged in the interval between two adjacent rib plates, and one pull rod is arranged in each rib plate interval or one pull rod is arranged in each rib plate interval.
Furthermore, at least one stiffening plate is arranged at the position, corresponding to each pull rod seat, on the inner side of the butt joint piece and used for reinforcing the butt joint piece.
Furthermore, a plurality of stiffening plates are arranged at the positions, corresponding to the pull rod seats, of the inner side of the butt joint piece, and the stiffening plates are arranged at intervals along the length direction of the pull rod seats.
Furthermore, in the width direction of the pull rod seat, the size of each stiffening plate is not smaller than the width of the pull rod seat.
The invention also provides another pull rod seat which comprises a fixed seat, a sliding plate, a supporting block and an adjusting bolt;
the fixed seat is composed of two fixed blocks, the two fixed blocks are fixed on one butt joint part, a sliding groove is formed in each fixed block, two ends of the sliding plate respectively penetrate through the sliding grooves in the two fixed blocks to extend out of the fixed blocks, and the pull rod through hole 7 is formed in the sliding plate;
the outer sides of the two fixed blocks are respectively welded with a supporting block provided with a threaded hole;
the adjusting bolt is in threaded fit with the threaded hole, the end face of the adjusting bolt abuts against the side face of the sliding plate, and the position of the sliding plate is adjusted.
The invention also provides a large eccentric steel structure hoisting and butt joint auxiliary tool, which comprises N large eccentric steel structure hoisting and butt joint auxiliary devices, wherein N is an even number more than or equal to 2;
n big eccentric steel construction hoist and mount butt joint auxiliary device sets up respectively in the relative both sides of butt joint piece, and every side big eccentric steel construction hoist and mount butt joint auxiliary device's quantity is the same.
The large eccentric steel structure hoisting butt joint auxiliary device has the following beneficial effects:
the problem of big eccentric steel construction hoist and mount concatenation difficulty has been solved to the cooperation mode that adopts pull rod seat, pull rod, nut, and the simple operation of accessible realizes the hoist and mount concatenation of the big eccentric structure that the butt joint precision requirement is higher for steel construction concatenation speed to depth of parallelism, the straightness that hangs down when guaranteeing the concatenation of big eccentric steel construction that simultaneously can be better.
The large eccentric steel structure hoisting butt joint auxiliary tool has the following beneficial effects:
through a plurality of big eccentric steel construction hoist and mount butt joint auxiliary device, can make big eccentric steel construction accomplish the hoist and mount concatenation especially very big eccentric steel construction in adverse circumstances through simple structure and operation relatively, when parallelism, the straightness that hangs down when guaranteeing the concatenation of big eccentric steel construction, can also make the butt joint piece atress more even, reduce the shearing force to the pull rod.
Drawings
FIG. 1 is a schematic view of a large eccentric steel structure hoisting and butt joint auxiliary device in a first embodiment of the invention;
FIG. 2 is a schematic structural diagram of a tie bar base with stiffener plates according to one embodiment of the present invention;
fig. 3 is a schematic structural view of another tie bar holder with stiffener plates according to an embodiment of the present invention.
Fig. 4 is a schematic structural diagram of another tie bar base according to the first embodiment of the invention.
In the figure:
1-a pull rod seat; 101-a rib plate; 102-a support plate; 103-a fixed seat; 104-a sliding plate; 105-a support block; 106-adjusting bolt; 2-a nut; 3-a pull rod; 4-a stiffening plate; 5-anchor plate; 6-a butt joint piece; 7-a tie rod via hole.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Example one
The large eccentric steel structure hoisting and butt joint auxiliary device provided by the embodiment comprises two pull rod seats 1 and at least one pull rod 3.
Each of the pull rod seats 1 is provided with a number of pull rod through holes 7 corresponding to the number of the pull rods 3, the two pull rod seats 1 are respectively and fixedly disposed on the same side of the two butt-joint members 6, it should be noted that the same side refers to the same side of the two butt-joint members 6 viewed from one direction when the two butt-joint members 6 are in butt joint, for example, when viewed from a top view, the two pull rod seats 1 are respectively mounted on the left sides of the two butt-joint members 6. The two pull rod seats 1 are respectively fixedly arranged at the same side of the two butt-joint pieces 6, the central lines of the opposite pull rod through holes 7 on the two pull rod seats 1 are overlapped, the pull rod 3 penetrates through the corresponding pull rod through holes 7 on the two pull rod seats 1, and the two butt-joint pieces are tensioned and stressed in the butt-joint process.
As shown in fig. 1, the pull rod seat 1 includes a supporting plate 102 and a plurality of ribs 101, the supporting plate 102 is fixed on the abutting piece 6, the pull rod through holes 7 are arranged on the supporting plate 102, the plurality of ribs 101 are arranged at intervals, one side of each rib 101 is connected and fixed with the supporting plate 102, and the other side adjacent to the side is connected and fixed with the corresponding abutting piece 6.
In a specific embodiment, there are three rib plates 101, two spaces are formed between the three rib plates 101, a pull rod 3 is correspondingly arranged in each space, a pull rod through hole 7 is arranged at a position on each support plate 102 corresponding to each space, two ends of each pull rod 3 respectively penetrate through the corresponding pull rod through hole 7 and then are in threaded fit with a nut, and by operating the nut, the distance between the two pull rod seats 1 can be adjusted, so that the distance between the two butt-joint pieces 6 can be adjusted, and the butt-joint pieces can be assisted to complete butt-joint accurately and safely. The pull rod 3 may be a rod-shaped structure having threads only at both ends, or may be a screw structure as a whole. Preferably, the tie rod 3 is a threaded steel rod.
Of course, in other embodiments, the number of the ribs 101 may be four, five, six, etc., and the number of the tie rods 3 may correspond to the number of the intervals formed by the ribs 101, or may be less or more than the number of the intervals formed by the ribs 101. For example, in the embodiment having four ribs 101 arranged at intervals, the ribs 101 are formed with three intervals, and one tie bar 3 may be arranged at each interval, two tie bars 3 may be arranged at each interval, or only one tie bar 3 may be arranged at each of the intervals on both sides. The above manners do not affect the implementation of the embodiment, and the number of the ribs 101, the number of the pull rods, and the material and the size of each portion of the pull rod seat can be adjusted according to the size and/or the weight of the abutting piece 6, which is not limited herein.
It should be noted that the rib 101 and the supporting plate 102 or the abutting part 6 may be connected and fixed vertically or in an angle, and only can play a role in reinforcing and transmitting force, and the specific connection angle is not limited herein.
In some embodiments, a fixing plate is disposed between the drawbar seat 1 and the butt joint member 6, and the fixing plate is fixedly mounted on the butt joint member 6; the supporting plate 102 is fixed on the fixing plate, and one side of each rib plate 101 is fixedly connected with the supporting plate 102, and the other side is fixedly connected with the corresponding fixing plate.
In order to make the rib plate 101 better function as a reinforcing tie rod base 1, preferably, the two tie rod bases are arranged in a tapered mirror symmetry manner, that is, the supporting plate of each tie rod base 1 is located at a side away from the other tie rod base 1.
The diameter of the pull rod 3 is the same as the inner diameter of the pull rod through hole 7, so that the pull rod 3 is prevented from shaking in the pull rod through hole 7 when the pull rod 3 moves with the support plate 102.
The pull rod 3 extending out of the pull rod seat 1 is in threaded fit with the nut 2, the nut 2 is screwed, the nut 2 can be attached to the side wall of the supporting plate 102, the two butt-joint pieces 6 are pushed to move, and the distance between the two pull rod seats 1 is adjusted;
in some preferred embodiments, a spring washer may be disposed between the nut 2 and the support plate 102, and the spring washer may be disposed to prevent the nut 2 from automatically loosening.
In some preferred embodiments, the anchor plate 5 is disposed between the support plate 102 and the nut 2, and the anchor plate 5 is disposed to prevent the nut 2 from directly contacting the support plate 102, thereby preventing the support plate 102 from being damaged due to excessive pressure of the nut 2 on the support plate 102. Preferably, the anchor plate 5 is a square steel plate with a round hole in the middle.
It should be noted that, the pull rod 3 is arranged in the gap between the rib plates 101, so that when the nut pushes the support plate 102, the rib plates 101 play a role of strengthening and supporting the support plate 102, and the support plate 102 is prevented from being separated from the abutting part 6 due to an excessive stress on the support plate 102.
When two butt-jointed pieces 6 are butted, the two butt-jointed pieces 6 are hoisted to a near contact position, two ends of a pull rod 3 penetrate through corresponding pull rod through holes 7 to extend out of a pull rod seat 1, one end of the pull rod 3 is ensured to penetrate through the pull rod through hole 7 of a support plate 102 welded on one butt-jointed piece 6, the other end of the pull rod 3 penetrates through the pull rod through hole 7 of the support plate 102 welded on the other butt-jointed piece 6, nuts 2 matched with two ends of the pull rod 3 are screwed, so that the nuts 2 are attached to the side walls of the support plate 102, the nuts 2 at two ends are drawn towards the middle position of a screw rod 3 due to the threaded matching of the pull rod 3 and the nuts 2, the two butt-jointed pieces 6 are driven to gradually draw together and be tightly pushed, at the moment, the butt-jointed parts of the two butt-jointed pieces 6 can be fixed in a welding or bolting mode, so as to achieve the aim of auxiliary butt-jointing, because the pull rod seat 1 is welded on, Verticality and the like.
In order to stiffen the abutment 6 so that the abutment 6 can withstand greater tensile forces. Preferably, as shown in fig. 2, at least one stiffening plate 4 is disposed at a position corresponding to each pull rod seat 1 inside the docking piece 6, so as to reinforce and protect the docking piece 6, and when the nut 2 is screwed down, damage to the docking piece 6 due to an excessive stress at a welding position of the pull rod seat 1 and the docking piece 6 is avoided, further, each part of the pull rod seat 1 is of a steel plate structure, and the stiffening plate 4 is made of steel, that is, the stiffening plate is of a steel plate structure.
For better reinforcing the butt-joint part 6, as shown in fig. 3, a plurality of stiffening plates 4 are preferably arranged at positions corresponding to each pull rod seat 1 inside the butt-joint part 6, and the stiffening plates 4 are arranged at intervals along the length direction of the pull rod seat 1. More preferably, in the width direction of the pull rod seat 1, the dimension of the stiffening plate 4 is greater than the width of the pull rod seat 1, so as to achieve a better reinforcing effect.
It should be noted that, in the above description, the length of the tie rod holder 1 refers to the dimension of the tie rod holder 1 in the axial direction of the tie rod 3. The dimension of the tie bar base 1 in the direction of the interval arrangement of the plurality of ribs 101 is the width of the tie bar base.
As shown in fig. 4, in another embodiment, the drawbar seat 1 includes a sliding plate 104, an adjusting bolt 106; all be fixed with a fixing base 103 on two butt joint parts 6, fixing base 103 can be welded on butt joint part 6 also can be through bolted connection on butt joint part 6, fixing base 103 comprises two fixed blocks, two fixed blocks symmetry setting on butt joint part 6, all opens a spout in every fixed block, outside the spout that runs through two fixed bases 103 in sliding plate 104 both ends stretched out the fixed block, sliding plate 104 can slide in the spout.
When the sliding plate 104 is installed in the sliding groove, the left and right side surfaces of the sliding plate 104 are attached to the side surfaces of the sliding groove, and the top surface of the sliding plate 104 is attached to the top surface of the sliding groove, so that the sliding plate 104 is prevented from shaking in sliding in the sliding groove, and the pull rod through hole 7 is formed in the sliding plate 104.
All be equipped with a supporting shoe 105 of welding on interfacing part 6 in the outside of every fixed block, it has a screw hole to open on every supporting shoe 105, the screw hole also can be opened a plurality ofly of course, adjusting bolt 106 cooperation is in the screw hole, and adjusting bolt 106's terminal surface top is on the side of sliding plate 104, it can finely tune the position around the sliding plate 104 to twist two adjusting bolt 106, and then finely tune two interfacing part 6's position, in order to avoid the fixing base 103 of welding on two interfacing part 6 not reach complete symmetry when the welding, thereby make two interfacing part 6 butt joint back butt joint department fail complete anastomotic problem to produce.
It should be noted that, the docking member 6 is a large eccentric steel structure, the docking member 6 may be an irregular shape, when the docking member 6 is an irregular shape, the outer shape of the pull rod socket 1 is determined according to the outer contour of the docking member 6, and the outer shape of the stiffener plate 4 is determined according to the inner contour of the docking member 6.
In the embodiment in which the rib 101 and the supporting plate 102 are directly connected to the abutting member 6, the external shape of the pull rod holder 1 is determined according to the external profile of the abutting member 6, which means that the connecting surface between the rib 101 and the supporting plate 102 (the surface where the rib 101 and the supporting plate 102 are connected to the abutting member) matches the external profile of the abutting member 6, so as to achieve better attachment and fixation. In the embodiment in which the rib plate 101 and the supporting plate 102 are connected to the abutting member 6 through the fixing plate, the external shape of the pull rod holder 1 is determined according to the external contour of the abutting member 6, that is, the connecting surface of the fixing plate is matched with the external contour of the abutting member 6, so as to achieve better attachment and fixation.
Example two
The second embodiment provides a large eccentric steel structure hoisting and docking auxiliary tool, which may include any one of the large eccentric steel structure hoisting and docking auxiliary devices in the first embodiment, where N is an even number greater than or equal to 2, for example, N may be two, four, six, or eight, and the specific number is determined according to the size and weight of the docking piece 6, and is not limited herein. The specific structure of the large eccentric steel structure hoisting and butting auxiliary device is specifically described in the embodiment, and is not described in detail herein.
N big eccentric steel construction hoist and mount butt joint auxiliary device sets up respectively in the relative both sides of interfacing part 6, and the big eccentric steel construction hoist and mount butt joint auxiliary device's of every side quantity is the same, sets up in the relative both sides of interfacing part 6 and quantity is the same can make auxiliary device when two interfacing parts 6 of pulling, and two interfacing parts 6 atress are even, can keep relatively stable, reduce the shearing force to pull rod 3.
In a specific embodiment, the large eccentric steel structure hoisting and docking auxiliary tool comprises four large eccentric steel structure hoisting and docking auxiliary devices, and when viewed from a top view, the two large eccentric steel structure hoisting and docking auxiliary devices are arranged on the left sides of two docks at intervals in the vertical direction, and the two large eccentric steel structure hoisting and docking auxiliary devices are arranged on the right sides of the two docks at intervals in the vertical direction, so that the force applied to the docking piece 6 is uniform, the docking piece can be kept relatively stable, and the shearing force applied to the pull rod 3 is reduced.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (9)
1. The utility model provides a big eccentric steel construction hoist and mount butt joint auxiliary device which characterized in that: comprises two pull rod seats and at least one pull rod;
the two pull rod seats are respectively fixedly arranged on the same side of the two butt-joint pieces, each pull rod seat is provided with pull rod through holes corresponding to the pull rods in number, and the same side refers to the same side of the two butt-joint pieces observed from one direction when the two butt-joint pieces are in butt joint;
two ends of each pull rod respectively penetrate through the corresponding pull rod through holes to extend out of the pull rod seat, and threads are arranged at least at two ends of each pull rod;
the pull rod extending out of the pull rod seat is in threaded fit with a nut, and the distance between the two pull rod seats is adjusted;
the pull rod seat comprises a fixed seat, a sliding plate, a supporting block and an adjusting bolt;
the fixed seat is composed of two fixed blocks, the two fixed blocks are fixed on one butt joint part, a sliding groove is formed in each fixed block, two ends of the sliding plate respectively penetrate through the sliding grooves in the two fixed blocks to extend out of the fixed blocks, and the pull rod through holes are formed in the sliding plate;
the outer sides of the two fixed blocks are respectively welded with a supporting block provided with a threaded hole;
the adjusting bolt is in threaded fit with the threaded hole, the end face of the adjusting bolt abuts against the side face of the sliding plate, and the position of the sliding plate is adjusted.
2. The large eccentric steel structure hoisting and butt joint auxiliary device of claim 1, which is characterized in that: an anchor plate is arranged between the pull rod seat and the nut.
3. The large eccentric steel structure hoisting and butt joint auxiliary device of claim 1, which is characterized in that: the pull rod seat comprises a supporting plate and a plurality of ribbed plates, the supporting plate is fixed on the butt joint piece, the pull rod through holes are formed in the supporting plate, the ribbed plates are arranged at intervals, one side of each ribbed plate is fixedly connected with the supporting plate, and the other side of each ribbed plate adjacent to the side of the ribbed plate is fixedly connected with the corresponding butt joint piece.
4. The large eccentric steel structure hoisting and butt joint auxiliary device of claim 1, which is characterized in that: a fixing plate is arranged between the pull rod seat and the butt joint piece, and the fixing plate is fixedly arranged on the butt joint piece;
the pull rod seat comprises a supporting plate and a plurality of rib plates, the supporting plate is fixed on the fixing plate, the pull rod through holes are formed in the supporting plate, the rib plates are arranged at intervals, one side of each rib plate is fixedly connected with the supporting plate, and the other side of each rib plate adjacent to the side is fixedly connected with the corresponding fixing plate.
5. The large eccentric steel structure hoisting and butt joint auxiliary device according to any one of claims 3 to 4, characterized in that: the pull rod is arranged in the interval between two adjacent rib plates, and one pull rod is arranged in each rib plate interval.
6. The large eccentric steel structure hoisting and butt joint auxiliary device of claim 1, which is characterized in that: and at least one stiffening plate is arranged at the corresponding position of the inner side of the butt joint piece and each pull rod seat and is used for reinforcing the butt joint piece.
7. The large eccentric steel structure hoisting and butt joint auxiliary device of claim 6, which is characterized in that: and a plurality of stiffening plates are arranged at the positions corresponding to the pull rod seats on the inner side of the butt joint piece, and the stiffening plates are arranged at intervals along the length direction of the pull rod seats.
8. The large eccentric steel structure hoisting and butt joint auxiliary device of claim 6 or 7, which is characterized in that: in the width direction of the pull rod seat, the size of each stiffening plate is not smaller than the width of the pull rod seat.
9. A large eccentric steel structure hoisting and docking auxiliary tool comprises N large eccentric steel structure hoisting and docking auxiliary devices as claimed in any one of claims 1 to 8, wherein N is an even number greater than or equal to 2;
n big eccentric steel construction hoist and mount butt joint auxiliary device sets up respectively in the relative both sides of butt joint piece, and every side big eccentric steel construction hoist and mount butt joint auxiliary device's quantity is the same.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910662790.2A CN110374340B (en) | 2019-07-22 | 2019-07-22 | Large eccentric steel structure hoisting butt joint auxiliary device and auxiliary tool |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910662790.2A CN110374340B (en) | 2019-07-22 | 2019-07-22 | Large eccentric steel structure hoisting butt joint auxiliary device and auxiliary tool |
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| CN110374340A CN110374340A (en) | 2019-10-25 |
| CN110374340B true CN110374340B (en) | 2021-05-18 |
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| EP3009575A1 (en) * | 2014-10-15 | 2016-04-20 | Kappa Filter Systems GmbH | Connecting device for mechanically coupling concrete slabs, and concrete wall constructed with same |
| CN106869329A (en) * | 2017-04-12 | 2017-06-20 | 山东科技大学 | The splicing of assembling steel plate concrete shear force wall scene node and its construction method |
| CN207944349U (en) * | 2018-03-05 | 2018-10-09 | 河北圣宣桥梁模板科技有限公司 | A kind of anchoring part for bridge abutment moulding plate |
| CN108661189A (en) * | 2018-07-11 | 2018-10-16 | 中冶长天国际工程有限责任公司 | A kind of steel box column splicing node and its installation method |
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|---|---|---|---|---|
| CN2086639U (en) * | 1991-04-17 | 1991-10-16 | 北京市第五城市建设工程公司 | Mould for forming continuous rectangular hooped rebar |
| JPH0941368A (en) * | 1995-07-27 | 1997-02-10 | Kubota Corp | Vertical connecting method of steel pipe pile and aligner used for vertical connecting method |
| JP2001295473A (en) * | 2000-04-18 | 2001-10-26 | Taisei Corp | Steel skeleton erection span adjusting method |
| CN201794168U (en) * | 2010-06-29 | 2011-04-13 | 山东莱钢建设有限公司 | Steel column butt-joint connector |
| CN102720371A (en) * | 2012-07-04 | 2012-10-10 | 中国机械工业建设集团有限公司 | Butt joint method for multiple upright posts of steel structure module and temporary butt joint fixing device |
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| EP3009575A1 (en) * | 2014-10-15 | 2016-04-20 | Kappa Filter Systems GmbH | Connecting device for mechanically coupling concrete slabs, and concrete wall constructed with same |
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| CN110374340A (en) | 2019-10-25 |
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