CN210087319U - Intelligent hydraulic lifting sliding module for hanging large-section special-shaped shaft steel strand - Google Patents
Intelligent hydraulic lifting sliding module for hanging large-section special-shaped shaft steel strand Download PDFInfo
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- CN210087319U CN210087319U CN201920952566.2U CN201920952566U CN210087319U CN 210087319 U CN210087319 U CN 210087319U CN 201920952566 U CN201920952566 U CN 201920952566U CN 210087319 U CN210087319 U CN 210087319U
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Abstract
The utility model discloses a large-section special-shaped shaft steel strand suspension intelligent hydraulic lifting sliding module, which comprises a plurality of small-sized steel suspension brackets and a plurality of large-sized steel suspension brackets, wherein the small-sized steel suspension brackets and the large-sized steel suspension brackets are fixed at the upper end of a special-shaped shaft; the small-sized steel cantilever frame and the large-sized steel cantilever frame are both provided with top anchoring parts, the bottom of the special-shaped vertical shaft is provided with a lower anchoring part, and a steel strand is connected between the top anchoring part and the lower anchoring part; the steel strand is provided with a feed-through hydraulic jack controlled by an intelligent hydraulic pump station, the feed-through hydraulic jack above the steel strand is used for connecting an upper steel bar sliding frame, and the feed-through hydraulic jack below the steel strand is used for connecting a lower concrete sliding form. The utility model discloses a reinforcement and concrete placement process separately the operation of independent platform, have avoided mutual interference between the process, have removed the harsh straightness requirement that hangs down when climbing the pole underground simultaneously from for the construction progress has ensured construction safety.
Description
Technical Field
The utility model relates to a large diameter dysmorphism section shaft lining construction field, especially a large diameter dysmorphism shaft steel strand wires hang intelligent hydraulic pressure and promote smooth module.
Background
At present, a climbing rod type penetrating jack is adopted for slip form casting of vertical shafts at home and abroad as a hydraulic slip form of a lifting system, a plurality of climbing rods are required to be buried as a supporting system of the slip form in the casting process, and the climbing rods are generallyThe steel pipe, and require steel pipe circularity and straightness and do not have any deformation condition, the extension of climbing pole at any time need be carried out in the slipform rise process, and the steel pipe must be perpendicular when burying underground and lengthening, must not appear the deviation, and the lapped solder joint of climbing pole still need polish the processing to guarantee climbing smoothly of jack.
In the construction process, the steel bar binding operation and the concrete pouring operation are simultaneously carried out on the slip form platform, the steel bars are stacked on the slip form platform, the slip form operation load is increased, the steel bar binding process and the concrete pouring process are crossed, the construction difficulty is high, and the safety risk is high.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a big section dysmorphism shaft steel strand wires hang intelligent hydraulic pressure and promote sliding module group is provided, adopt steel strand wires and straight-through hydraulic jack as hoisting device, the sliding module component is mutually independent's upper strata reinforcing bar balladeur train and lower floor concrete slipform, reinforcement and concrete placement process have been realized and independent platform operation has separately been avoided, the mutual interference between the process has been avoided, the harsh straightness requirement that hangs down when climbing pole buries underground has been removed simultaneously from, construction progress has been accelerated, construction safety has been ensured.
In order to solve the technical problem, the utility model discloses a technical scheme is:
a large-section special-shaped shaft steel strand suspension intelligent hydraulic lifting sliding module comprises a plurality of small steel suspension brackets and a plurality of large steel suspension brackets, wherein the small steel suspension brackets and the large steel suspension brackets are fixed at the upper end of a special-shaped shaft; the small-sized steel cantilever frame and the large-sized steel cantilever frame are both provided with top anchoring parts, the bottom of the special-shaped vertical shaft is provided with a lower anchoring part, and a steel strand is connected between the top anchoring part and the lower anchoring part; the steel strand is provided with a feed-through hydraulic jack controlled by an intelligent hydraulic pump station, the feed-through hydraulic jack above the steel strand is used for connecting an upper steel bar sliding frame, and the feed-through hydraulic jack below the steel strand is used for connecting a lower concrete sliding form.
Furthermore, the small-sized steel cantilever frame is provided with 1 steel strand, and the large-sized steel cantilever frame is provided with more than 2 steel strands.
Furthermore, the large-sized steel cantilever frame and the small-sized steel cantilever frame are formed by welding I-shaped steel.
Furthermore, a safety protection net is fixed below the upper layer steel bar sliding frame.
Further, the lower end anchoring piece is fixed on concrete or rock at the bottom of the special-shaped vertical shaft.
Furthermore, the top anchoring piece and the lower anchoring piece adopt JYM15-1 type clamping piece type anchorage devices, the top anchoring piece adopts a tensioning end anchorage device, and the lower anchoring piece adopts a fixed end anchorage device.
Compared with the prior art, the beneficial effects of the utility model are that:
1) the steel strand and the straight-through hydraulic jack are adopted to lift the sliding form, the steel strand only needs to be installed once, the work of multiple lap joint, multiple correction and multiple polishing of the traditional climbing pole is avoided, and the work content is simplified;
2) the steel strand which runs through from top to bottom better ensures the verticality and the fluency of the slip form during working;
3) a group of steel strands can be used as a lifting way of a multilayer sliding die or a sliding frame, and multi-process three-dimensional simultaneous independent work is realized.
4) The upper and lower independent operation platforms are provided, the steel bar binding and concrete pouring cross operation is avoided, the safety protection net is hung on the lower portion of the upper steel bar sliding frame, and the construction safety is guaranteed.
5) The automatic leveling intelligent hydraulic pump station with synchronous lifting and single-action lifting functions is adopted for control, the level of the slip form in the operation process is guaranteed, the manual leveling process is omitted, the human resources are saved, and the construction progress is accelerated.
6) The top cantilever frame can adopt different structures of encorbelmenting according to the design section, and the different structures of encorbelmenting can fix the steel strand wires of different positions of different quantity to satisfy special-shaped section requirement.
Drawings
FIG. 1 is a top view of the device of the present invention;
FIG. 2 is a cross-sectional view taken along plane A-A of FIG. 1;
FIG. 3 is a cross-sectional view taken along line B-B of FIG. 1;
FIG. 4 is a schematic structural view of a large-scale steel cantilever frame;
fig. 5 is a schematic structural diagram of a small steel cantilever.
In the figure: 1-small steel cantilever; 2-large steel cantilever frame; 3-a top anchor; 4-cantilever frame tail anchoring part; 5-upper layer steel bar sliding frame; 6-lower layer concrete slip form; 7-a feed-through hydraulic jack; 8-steel strand wires; 9-lower end anchor; 10-safety protection net.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
The utility model discloses a steel strand wires 8 and straight-through hydraulic jack 7 are as the lifting means, and steel strand wires 8 are from concrete lining design sideline 10-20cm, are not burying underground in the concrete, have replaced the current lifting means that climbs the rod-type from essence, have removed the technical requirement buried underground, overlap joint and corresponding harsh of climbing the pole from. The slip form group has 2 sets of slip forms (or a plurality of slip forms) and 1 set of steel stranded wires 8. The upper end of the steel strand 8 is fixed on a profile steel cantilever frame of a vertical shaft well mouth, the bottom of the steel strand is anchored on concrete or rock at the well bottom, and the installation position of the steel strand 8 needs to be accurately measured during installation, so that the steel strand 8 is ensured to be vertical. The upper layer is a steel bar binding platform sliding frame, the safety protection net 10 is hung at the lower part of the sliding frame, the lower layer is a concrete pouring sliding mode, and the two sliding modes can independently operate, so that the independent operation of a steel bar binding process and a concrete pouring process is realized, and the interference between the processes is avoided; according to the characteristics of the section of the vertical shaft, the profile steel cantilever frames in different forms are adopted for the special-shaped section so as to meet the requirements of different numbers of steel strands at corresponding positions, different distances from the circle center and the like.
Specifically, the utility model comprises a plurality of small steel suspension brackets 1 and a plurality of large steel suspension brackets 2 which are fixed on the upper end of the special-shaped shaft; the small-sized steel cantilever frame 1 and the large-sized steel cantilever frame 2 are both provided with a top anchoring part 3, the bottom of the special-shaped shaft is provided with a lower anchoring part 9, and a steel strand 8 is connected between the top anchoring part 3 and the lower anchoring part 9; the steel strand 8 is provided with a through hydraulic jack 7 controlled by an intelligent hydraulic pump station, the through hydraulic jack 7 above is used for connecting an upper steel bar sliding frame 5, and the through hydraulic jack 7 below is used for connecting a lower concrete sliding form 6.
The top cross beams of the small-sized steel cantilever frame 1 and the large-sized steel cantilever frame 2 are combined and welded by two I30b I-shaped steel beams and are used for installing a steel strand anchorage at the top. The anchoring part adopts a JYM15-1 type clamping piece type anchorage device, the lower end anchoring part 9 adopts a fixed end anchorage device, and the top end anchoring part 3 adopts a tensioning end anchorage device. And the lower fixing section anchorage device is welded on an anchor rod at a determined position at the bottom of the well after being anchored with the steel strand 8 so as to realize the anchoring of the lower steel strand 8. The upper anchorage device is an anchorage device with a tensioning end, the anchorage device is arranged on a cross beam at the top of the bracket, and a 2cm steel plate is arranged at the position of the cross beam for mounting the anchorage device to ensure that the stress is uniform. The steel strand 8 needs to be prestressed and tensioned when being installed, and the tensioning force is accurate to ensure the whole steel strand to be straight, and cannot be too large, so that the load of the cantilever frame is not increased.
The safety protection net 10 mainly prevents the lower constructors from being injured by falling of sundries during construction of the upper-layer steel bar sliding frame 5. A circle of L75 angle steel is welded along the outermost side edge at the bottom of the upper-layer steel bar sliding frame 5, a safety flat net for a building is hung on the angle steel, a layer of dense mesh net is additionally paved on the upper part of the safety flat net, a safety net is fully distributed at the bottom of the whole steel bar sliding frame, regular inspection and maintenance are carried out in the operation process, and the reliability of the safety net is ensured.
The utility model discloses device mounting means as follows:
①, designing the position of the steel strand 8 according to the section form of the shaft, the sliding mode structure and the running load, and determining the horizontal projection position of the steel strand 8.
②, welding the section steel cantilever frame by I30I-shaped steel according to the determined position of the steel strand 8 and the corresponding load requirement, pouring concrete at the tail part and installingAnd L is 6m anchor rod.
③ installing a vertically downward anchor rod at the bottom of the shaft according to the determined horizontal projection position of the steel strand 8, wherein the anchor rod adopts
L is 6m stock, then with the fixed end ground tackle with the welding of lower margin stock firm to ensure that the central point of steel strand wires 8 puts the conformity with requirements.
④, installing an upper layer steel bar sliding frame 5, a lower layer concrete sliding mould 6, a steel strand 8, a safety protection net 10, an intelligent leveling system and the like, and enabling the lifted steel strand 8 to pass through the two penetrating hydraulic jacks 7 of the sliding moulds to the top of the cantilever.
⑤, anchoring the steel strand 8 on the top beam of the overhanging bracket by adopting a micro-tensioning method, and padding a 2 cm-thick steel plate at the bottom of the anchorage device.
⑥, the upper layer steel bar sliding frame 5 and the lower layer concrete sliding form 6 independently operate to carry out normal construction operation, and the intelligent leveling system is started to control the hydraulic jack in the operation of the sliding form group.
⑦, performing daily inspection and maintenance of the steel strand 8 and the slide film group.
The utility model discloses the device has abandoned traditional pole-climbing to bury the mode of climbing in the concrete underground, has removed the pole-climbing from and has buried a series of problems relevant underground. By adopting the mode that a group of steel strands lift a plurality of slip forms (sliding frames), slip form groups can be added according to factors such as the construction period and the like in the engineering example, for example, a layer of grouting sliding frame is additionally arranged on the lower layer of the concrete slip form, the possibility of independent operation of each procedure is realized, the cross operation is avoided, the construction period is saved, and the construction safety is ensured.
Claims (6)
1. The intelligent hydraulic lifting sliding module for hanging the steel strand of the large-section special-shaped shaft is characterized by comprising a plurality of small steel suspension brackets (1) and a plurality of large steel suspension brackets (2) which are fixed at the upper end of the special-shaped shaft; a top anchoring piece (3) is arranged on each of the small steel cantilever frame (1) and the large steel cantilever frame (2), a lower anchoring piece (9) is arranged at the bottom of the special-shaped shaft, and a steel strand (8) is connected between the top anchoring piece (3) and the lower anchoring piece (9); the steel strand wires (8) are provided with the feed-through hydraulic jacks (7) controlled by the intelligent hydraulic pump station, the feed-through hydraulic jacks (7) above are used for connecting the upper-layer steel bar sliding frame (5), and the feed-through hydraulic jacks (7) below are used for connecting the lower-layer concrete sliding form (6).
2. The large-section special-shaped shaft steel strand suspension intelligent hydraulic lifting sliding module set is characterized in that the small-sized steel cantilever frame (1) is provided with 1 steel strand (8), and the large-sized steel cantilever frame (2) is provided with more than 2 steel strands (8).
3. The large-section special-shaped shaft steel strand suspension intelligent hydraulic lifting sliding module set is characterized in that the large-size steel cantilever frame (2) and the small-size steel cantilever frame (1) are formed by welding I-shaped steel.
4. The large-section special-shaped shaft steel strand suspension intelligent hydraulic lifting sliding module set is characterized in that a safety protection net (10) is fixed below the upper-layer steel bar sliding frame (5).
5. The intelligent hydraulic lifting sliding module for hanging the steel strands in the large-section special-shaped shaft is characterized in that the lower end anchoring piece (9) is fixed on concrete or rock at the bottom of the special-shaped shaft.
6. The large-section special-shaped shaft steel strand suspension intelligent hydraulic lifting sliding module set as claimed in claim 1, wherein the top anchoring piece (3) and the lower anchoring piece (9) adopt JYM15-1 type clamping piece type anchorage devices, the top anchoring piece (3) adopts a tensioning end anchorage device, and the lower anchoring piece (9) adopts a fixed end anchorage device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920952566.2U CN210087319U (en) | 2019-06-24 | 2019-06-24 | Intelligent hydraulic lifting sliding module for hanging large-section special-shaped shaft steel strand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920952566.2U CN210087319U (en) | 2019-06-24 | 2019-06-24 | Intelligent hydraulic lifting sliding module for hanging large-section special-shaped shaft steel strand |
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| CN210087319U true CN210087319U (en) | 2020-02-18 |
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| CN201920952566.2U Active CN210087319U (en) | 2019-06-24 | 2019-06-24 | Intelligent hydraulic lifting sliding module for hanging large-section special-shaped shaft steel strand |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116044408A (en) * | 2023-01-10 | 2023-05-02 | 中国水利水电第四工程局有限公司 | Hydraulic leveling internal climbing type slip formwork device for deep vertical shaft |
-
2019
- 2019-06-24 CN CN201920952566.2U patent/CN210087319U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116044408A (en) * | 2023-01-10 | 2023-05-02 | 中国水利水电第四工程局有限公司 | Hydraulic leveling internal climbing type slip formwork device for deep vertical shaft |
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