CN216108538U - Construction connection structure of swivel head and steel shotcrete - Google Patents
Construction connection structure of swivel head and steel shotcrete Download PDFInfo
- Publication number
- CN216108538U CN216108538U CN202122718025.3U CN202122718025U CN216108538U CN 216108538 U CN216108538 U CN 216108538U CN 202122718025 U CN202122718025 U CN 202122718025U CN 216108538 U CN216108538 U CN 216108538U
- Authority
- CN
- China
- Prior art keywords
- building block
- flange
- movable
- hole
- steel support
- 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
Images
Landscapes
- Road Paving Structures (AREA)
Abstract
The utility model discloses a construction connecting structure of a swivel head and a steel support, which comprises: performing active spooling; the movable flange is used for the movable bobbin to slidably penetrate through a through hole at the left part of the movable flange; the steel supporting piece is fixedly connected with the flange end of the loose flange; the pre-tightening through hole is formed in the segment of the loose tube extending into the loose flange, the first building block and the second building block matched with the inclined surface of the first building block are installed in the pre-tightening through hole, and when the inclined surfaces of the first building block and the second building block change, the first building block and the second building block can slide in the pre-tightening through hole of the loose tube. The hydraulic jack stretches out to apply pretightening force to the steel supporting piece through the adjustable flange, the inclined plane fit clearance of the first building block and the second building block is increased in the pretightening through hole, the steel supporting piece is in a pretightening state to obtain elastic force through knocking the first building block, the problem that the supporting beam and the embedded part are not welded in a pretightening mode and cannot generate elastic force to offset extrusion force is solved, and the supporting beam is prevented from being elastically deformed and being shortened to cause looseness of the supporting pile.
Description
Technical Field
The utility model relates to a construction connecting structure of a swivel head and a steel support, and belongs to the technical field of building construction.
Background
In order to increase the support strength of the side slopes on the two sides of the triangular deep foundation pit after excavation, a foundation pit angle support structure needs to be constructed through construction to protect the side slopes on the two sides of the triangular deep foundation pit; the current foundation pit angle supporting structure (chinese patent publication No. CN203939030U deep and large foundation pit angle supporting horizontal shear structure), when a wale and a supporting beam are connected, a supporting beam is hoisted to a wale position to support and weld and fix, although the supporting beam can support a supporting pile poured and formed in a side slope through a triangle formed by the wale, the supporting beam is directly welded and fixed without pre-tightening, when the side slope is a transportation road, once the transportation load on the transportation road is increased, the side slope is driven to extrude towards the supporting beam after being pressed, the supporting beam does not pre-tighten and can not generate elastic force to offset extrusion force, at the moment, the supporting beam can generate elastic deformation and shorten, the supporting pile becomes loose, and the side slope can collapse in serious cases.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a construction connecting structure of a swivel head and a steel support.
The utility model is realized by the following technical scheme.
The utility model provides a construction connecting structure of a swivel head and a steel support, which comprises:
performing active spooling;
the movable flange is used for the movable bobbin to slidably penetrate through a through hole at the left part of the movable flange;
the steel supporting piece is fixedly connected with the flange end of the loose flange;
the pre-tightening through hole is formed in the segment of the loose tube extending into the loose flange, the first building block and the second building block matched with the inclined surface of the first building block are installed in the pre-tightening through hole, and when the inclined surfaces of the first building block and the second building block change, the first building block and the second building block can slide in the pre-tightening through hole of the loose tube.
The root of the movable bobbin is welded with a triangular reinforcing plate, and the triangular reinforcing plate is circumferentially arranged at intervals at the periphery of the movable bobbin.
The flange end of the loose flange is fixedly connected with the steel support piece through a screw.
The side edges of the second building block and the first building block are provided with rectangular through holes corresponding to each other, and the bolt assemblies penetrate through the rectangular through holes of the second building block and the first building block to be screwed together, so that the stability of the inclined plane matching of the second building block and the first building block is improved.
The second building block is fixed with the outer side face of the left end of the loose flange, when the second building block is knocked, the first building block is only knocked to be matched with the inclined face of the second building block to increase the spacing distance between the first building block and the second building block, the first building block and the second building block are prevented from moving back due to knocking force, and when the first building block is knocked, generated vibration energy is transmitted to the ground of a side slope after being transmitted to a waist beam through the loose bobbin and an embedded part, so that the influence of instantaneous vibration impact force on a connecting structure is reduced.
A limit baffle is fixed at the tail end of the loose tube extending into the loose flange, the width of the limit baffle is larger than that of a through hole at the left part of the loose flange, the limit baffle limits the sliding of the loose flange on the loose tube, and the loose flange is prevented from sliding on the loose tube to be separated.
And the limiting baffle is welded and fixed with the tail end of the adjustable cylinder.
A blocking barrel is fixed on the inner side edge of the left through hole of the loose flange, the blocking barrel is in contact with a limiting baffle to block for limiting, the loose flange is prevented from sliding on a pre-tightening through hole of the loose barrel to be separated, and meanwhile, the blocking barrel provides guiding and auxiliary supporting for the loose flange to slide on the loose barrel.
The blocking cylinder is welded and fixed with the loose flange.
The utility model has the beneficial effects that: the hydraulic jack stretches out to apply pretightening force to the steel supporting piece through the adjustable flange, the inclined plane fit clearance of the first building block and the second building block is increased in the pretightening through hole, the steel supporting piece is in a pretightening state to obtain elastic force through knocking the first building block, the problem that the supporting beam and the embedded part are not welded in a pretightening mode and cannot generate elastic force to offset extrusion force is solved, and the supporting beam is prevented from being elastically deformed and being shortened to cause looseness of the supporting pile.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic top view of the visual pre-tensioning through holes of the loose bobbin and loose flange of the present invention;
in the figure: 1-embedded parts; 2-live spooling; 21-a triangular reinforcing plate; 22-a limit baffle; 23-pre-tightening the through hole; 3-loose flange; 31-a resisting cylinder; 4-a steel support; 5-a first block; 6-second building block.
Detailed Description
The technical solution of the present invention is further described below, but the scope of the claimed invention is not limited to the described.
As shown in fig. 1 and 2.
The utility model relates to a construction connecting structure of a swivel head and a steel support, which comprises:
the movable drum 2 is welded with the embedded part 1 embedded in the waist rail, the root of the movable drum 2 is welded with a triangular reinforcing plate 21, the triangular reinforcing plate 21 is circumferentially arrayed at intervals on the periphery of the movable drum 2, and when the movable drum is welded and fixed with the embedded part 1, the triangular reinforcing plate 21 is also welded and fixed with the embedded part 1;
the loose flange 3 and the loose tube 2 can slidably penetrate through a through hole at the left part of the loose flange 3;
the steel support piece 4 is fixedly connected with the flange end of the adjustable flange 3 through a screw;
wherein, the movable winding 2 section extending into the movable flange 3 is provided with a pre-tightening through hole 23, a first building block 5 and a second building block 6 matched with the inclined surface of the first building block 5 are arranged in the pre-tightening through hole 23, and when the inclined surfaces of the first building block 5 and the second building block 6 are changed, the first building block and the second building block can slide in the pre-tightening through hole 23 of the movable drum 2.
Use hydraulic jack one end to support at built-in fitting 1, the hydraulic jack other end supports on loose flange 3 left end bottom or second building block 6, make hydraulic jack stretch out and apply the pretightning force to steel support piece 4 through loose flange 3 and to the end of 70% of maximum load, first building block 5 increases in pretension through-hole 23 with 6 inclined plane fit clearances of second building block, through strikeing first building block 5, make steel support piece 4 be in the pretension state and obtain the elastic force, it does not carry out the pretension and can not produce the problem that the elastic force offsets the extrusion force to have solved a supporting beam and built-in fitting welding, it can take place elastic deformation and shorten and lead to a fender pile to take place to become flexible to avoid a supporting beam.
The side of second building block 6 and first building block 5 all is equipped with the rectangle through-hole that corresponds each other, uses bolt assembly to run through at the rectangle through-hole, is in stable inclined plane cooperation back when second building block 6 and first building block 5, screws bolt assembly to this improves second building block 6 and 5 inclined plane complex stability of first building block.
The end of the movable bobbin 2 extending into the movable flange 3 is fixedly welded with a limiting baffle 22, the width of the limiting baffle 22 is larger than that of a through hole at the left part of the movable flange 3, the limiting baffle 22 limits the sliding of the movable flange 3 on the movable barrel 2, and the movable flange 3 is prevented from sliding on the movable barrel 2 to be separated.
A blocking cylinder 31 is welded and fixed on the inner side edge of the left through hole of the loose flange 3, the blocking cylinder 31 contacts with the limit baffle 22 to block for limiting, the loose flange 3 is prevented from sliding on the pre-tightening through hole 23 of the loose cylinder 2 to be separated, and meanwhile, the blocking cylinder 31 provides guiding and auxiliary supporting for the loose flange 3 sliding on the loose cylinder 2.
Claims (9)
1. The utility model provides a construction connection structure of swivel head and steel shotcrete which characterized in that includes:
a live bobbin (2);
the movable flange (3), the movable bobbin (2) can slide and penetrate through the through hole at the left part of the movable flange (3);
a steel support piece (4) fixedly connected with the flange end of the loose flange (3);
the movable flange (3) is inserted into the movable winding barrel (2), a pre-tightening through hole (23) is formed in the section of the movable winding barrel (2), a first building block (5) and a second building block (6) matched with the inclined surface of the first building block (5) are installed in the pre-tightening through hole (23), and when the inclined surfaces of the first building block (5) and the second building block (6) change, the first building block and the second building block can slide in the pre-tightening through hole (23) of the movable winding barrel (2).
2. The construction connecting structure of the adjustable head and the steel support according to claim 1, wherein: the root of the movable bobbin (2) is welded with a triangular reinforcing plate (21), and the triangular reinforcing plate (21) is circumferentially arranged at intervals on the periphery of the movable bobbin (2).
3. The construction connecting structure of the adjustable head and the steel support according to claim 2, wherein: the flange end of the loose flange (3) is fixedly connected with the steel support piece (4) through a screw.
4. The construction connecting structure of the adjustable head and the steel support according to claim 1, wherein: the side edges of the second building block (6) and the first building block (5) are provided with rectangular through holes corresponding to each other, and the bolt assemblies penetrate through the rectangular through holes of the second building block (6) and the first building block (5) and are screwed together.
5. The construction connecting structure of the adjustable head and the steel support according to claim 1, wherein: the second building block (6) is fixed with the outer side surface of the left end of the adjustable flange (3).
6. The construction connection structure of the swivel head and the steel support according to claim 1 or 5, wherein: a limiting baffle (22) is fixed at the tail end of the movable bobbin (2) extending into the movable flange (3), the width of the limiting baffle (22) is larger than that of a through hole at the left part of the movable flange (3), and the limiting baffle (22) limits the sliding of the movable flange (3) on the movable bobbin (2).
7. The construction connecting structure of the adjustable head and the steel support according to claim 6, wherein: the limiting baffle (22) is welded and fixed with the tail end of the adjustable cylinder (2).
8. The construction connecting structure of the adjustable head and the steel support according to claim 6, wherein: a blocking cylinder (31) is fixed on the inner side edge of the left through hole of the adjustable flange (3), and the blocking cylinder (31) is in contact with the limiting baffle (22) to block for limiting.
9. The construction joint structure of the articulated head and the steel support according to claim 8, characterized in that: the resisting cylinder (31) is welded and fixed with the adjustable flange (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122718025.3U CN216108538U (en) | 2021-11-08 | 2021-11-08 | Construction connection structure of swivel head and steel shotcrete |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122718025.3U CN216108538U (en) | 2021-11-08 | 2021-11-08 | Construction connection structure of swivel head and steel shotcrete |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216108538U true CN216108538U (en) | 2022-03-22 |
Family
ID=80714496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122718025.3U Active CN216108538U (en) | 2021-11-08 | 2021-11-08 | Construction connection structure of swivel head and steel shotcrete |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216108538U (en) |
-
2021
- 2021-11-08 CN CN202122718025.3U patent/CN216108538U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205604545U (en) | Connecting piece in exterior wall cladding antidetonation | |
| CN111058533A (en) | Friction energy consumption type assembled beam column connecting node | |
| CN211974549U (en) | Electric power wire pole with high-strength stability and self-protection function | |
| CN201810323U (en) | Bolt connection plate for connecting tunnel inverted arch steel frame with arch angle steel frame | |
| CN216108538U (en) | Construction connection structure of swivel head and steel shotcrete | |
| CN210216312U (en) | Supporting structure of steel sheet pile for bank protection | |
| CN209891055U (en) | Hidden anchor cantilever beam type comb-tooth bridge expansion device | |
| CN214832370U (en) | Interim bank protection device is used in construction of environmental hydraulic engineering | |
| CN213088043U (en) | Tunnel with collapse-proof supporting structure | |
| CN211498887U (en) | Broken rock soil body cutting slope flexible retaining reinforced structure | |
| CN210530430U (en) | Prefabricated substation | |
| CN211200062U (en) | Magnetic noise reduction comb plate expansion device | |
| CN2871849Y (en) | Lane sharpening stand against side-pressure bottom drum | |
| CN212104095U (en) | Civil engineering pile driver | |
| CN106351269A (en) | Static pile pressing device suitable for error correction of transmission tower foundation and operation method | |
| CN202266280U (en) | A retractable breast beam used for supporting a U-shaped shed | |
| CN218621787U (en) | Bridge expansion joint structure | |
| CN214005797U (en) | Flexible dual-purpose adjustable tamping plate crushing and tamping machine | |
| CN217151482U (en) | Steel pipe type hoop device for reinforced concrete soil rod | |
| CN216339762U (en) | Bulldozer blade easy to maintain and overhaul | |
| CN212772387U (en) | Firm type truss-like double row pile foundation ditch retaining structure | |
| CN217810776U (en) | Ecological water conservancy river levee reinforced structure | |
| CN220227398U (en) | Breaking hammer shell structure for pile driver | |
| CN217000147U (en) | Double-spliced back punching channel steel capable of being spliced | |
| CN217537016U (en) | Water conservancy construction cofferdam protection additional strengthening |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |