CN213508515U - Integral assembly structure of inland river large cofferdam depending on ship - Google Patents
Integral assembly structure of inland river large cofferdam depending on ship Download PDFInfo
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- CN213508515U CN213508515U CN202022226167.3U CN202022226167U CN213508515U CN 213508515 U CN213508515 U CN 213508515U CN 202022226167 U CN202022226167 U CN 202022226167U CN 213508515 U CN213508515 U CN 213508515U
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Abstract
The utility model provides an inland river large cofferdam supporting ship integral assembly structure, which comprises a first flat barge, a second flat barge, a connecting template, an anchor seat and a steel cofferdam, wherein the first flat barge and the second flat barge are assembled in parallel, and the connecting parts are welded together through the connecting template; the assembly welding of the first flat barge and the second flat barge is carried out, steel cofferdams are sequentially and temporarily welded on the periphery of the upper surface from left to right, the front parts of the left sides of the first flat barge and the second flat barge are connected with anchor seats through bolts, anchor cables are tied to the upper ends of the anchor seats, anchor rods are tied to the lower ends of the anchor cables, and a structure of a detection ball for detecting the underwater sinking of the first flat barge is arranged in the front of the first flat barge. The utility model discloses the flat board is refuted one, and the flat board is refuted two and is connected the setting of template, is favorable to having overcome traditional steel cofferdam and assembled, launch, clear basic consumption plenty of time and slide or gasbag roll dress shortcoming such as the safety risk of entrying in cushion cap department.
Description
Technical Field
The utility model belongs to the technical field of bridge foundation construction, especially, relate to the large-scale cofferdam of inland river relies on the whole structure of assembling of boats and ships.
Background
The steel cofferdam is an important structural object in the bridge foundation. The steel cofferdam is generally formed by welding brackets on a pile foundation to be assembled in blocks after the pile foundation is finished, and a synchronous hydraulic jack is adopted for lowering. Or after the assembly sites are assembled into a whole in a block mode, water is filled in the assembly sites through the slide ways or the air bags in a rolling mode, and then the assembly sites are conveyed to the position of the bearing platform through the tug boat for sinking.
However, the existing assembly structure has the problems that cofferdams are assembled by welding corbels on the pile casings in a block assembly method, the welding amount of the corbels is large, the operation space is narrow during welding, the work efficiency is low, in addition, mud suction in the sinking process of the cofferdams can be performed after the assembly of the cofferdams is completed, the whole construction period of bridge foundation construction is severely limited, the safety risk of water entering through rolling of a slide way or an air bag is high, the inland waterway is generally shallow, and stranding can occur in the water entering process.
Therefore, the large cofferdam for the inland river is very necessary to be supported by the integral assembly structure of the ship.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a large-scale cofferdam of inland river relies on boats and ships wholly to assemble the structure, still there is the method that welding bracket carried out the piecemeal assembly on protecting the section of thick bamboo to solve current structure of assembling to carry out the cofferdam and assemble, bracket welding volume is big, and operating space is narrow during the welding, the work efficiency is lower, cofferdam sinks in-process suction mud and needs to treat that the cofferdam is assembled and accomplish the rear and can go on, seriously restrict whole time limit for a project and slide or gasbag roll-in water safety risk of bridge foundation construction higher, and the general shallowness of inland waterway, the problem of shelving can take place among the water-in-process. The inland river large cofferdam is based on an integral assembly structure of a ship and comprises a first flat barge, a second flat barge, a connecting template, an anchor seat and a steel cofferdam, wherein the first flat barge and the second flat barge are assembled in parallel, and the connecting parts are welded together through the connecting template; after the first flat barge and the second flat barge are assembled and welded, temporarily welding steel cofferdams on the periphery of the upper surface of the first flat barge and the second flat barge sequentially from left to right, wherein the front parts of the left sides of the first flat barge and the second flat barge are all in bolted connection with anchor seats, the upper ends of the anchor seats are all tied with anchor cables, the lower ends of the anchor cables are tied with anchor rods, and the front part of the first flat barge is provided with a detection ball structure for detecting draught sinking of the flat barge, wherein the detection ball structure for detecting draught sinking of the flat barge comprises a detection rod, a mounting seat, a movable pipe, a movable rod and a detection ball, and the detection rod is longitudinally bolted at the middle part of the front part between the mounting seats; the movable pipe is sleeved on the lower side of the outer wall of the detection rod in a sliding manner; the left end and the right end of the movable pipe are both in threaded connection with a movable rod; the outer end of the movable rod is in threaded connection with a detection ball.
Preferably, the first flat barge and the second flat barge adopt two flat barges which have the same size and are matched with the steel cofferdam in size, and the inner side boards of the two flat barges are cut off.
Preferably, the number of the anchor seats is two, the number of the anchor cable ropes is more than two, and the number of the anchor rods is more than two T-shaped stainless steel rods or E-shaped stainless steel rods.
Preferably, the connecting template adopts a plurality of stainless steel templates and is connected with the first flat barge and the second flat barge in a welding or bolt connection mode.
Preferably, the detection rod is a stainless steel rod, scale marks are sequentially marked on the front surface from top to bottom, the scale marks at the lower end are set as a zero starting section, draft scale numbers are marked on the left side of the scale marks and are respectively 0-50%, and draft measurement units are set as centimeters.
Preferably, two mounting seats are adopted, and the two mounting seats are connected to the middle parts of the upper side and the lower side of the front part of the first flat barge through transverse bolts.
Preferably, the detection ball adopts two vacuum rubber balls, and the moving rod adopts two PVC plastic rods.
Compared with the prior art, the beneficial effects of the utility model are that:
1. in the utility model, the arrangement of the first flat barge, the second flat barge and the connecting template is beneficial to overcoming the defects of the traditional steel cofferdam such as assembly at a bearing platform, launching and cleaning of the foundation, the safety risk of water entering through a slide way or an air bag roll-on, and the like; by using the structure, the construction period is greatly shortened, the safety is ensured, and the problems that the cofferdam assembly is carried out by welding the corbels on the pile casings in a block assembly method in the existing assembly structure, the welding amount of the corbels is large, the operation space is narrow during welding, the work efficiency is low, mud suction needs to be carried out after the assembly of the cofferdam is completed in the cofferdam sinking process, the whole construction period of bridge foundation construction is seriously limited, the safety risk of water entering through rolling of a slide way or an air bag is high, the inland waterway is generally shallow, and the grounding can occur in the water entering process are fully solved.
2. The utility model discloses in, the anchorage, the setting of anchor hawser and stock is favorable to guaranteeing the fixed stability of flat board lighter, and then guarantees that the steel cofferdam builds stability.
3. The utility model discloses in, the measuring staff, the mount pad, the movable tube, the setting of carriage release lever and detection ball is favorable to the real-time detection flat board to refute the draft condition, and then guarantees the cofferdam effect, avoids appearing the stranding problem.
4. The utility model discloses in, the flat board refute one and the flat board refute two and adopt two the same and refute with steel cofferdam size assorted flat board of size to two flat boards refute the setting that inboard ship board all cut off, are favorable to connecting fixedly, guarantee the fixed connection convenience.
5. The utility model discloses in, the connection template adopt a plurality of stainless steel templates to adopt welding or bolted connection's mode and the flat board to refute one and the flat board is refuted two and is carried out connecting device's setting, be favorable to the selectivity to be connected, the dismouting of being convenient for.
6. The utility model discloses in, the test bar adopt the stainless steel pole to front surface from the top down has the scale mark in proper order carved, lower extreme scale mark set up to zero originated section, and have the draft scale digit of carving on the left side of scale mark, be "0-50" respectively, wherein draft measurement unit sets up to the setting of centimetre, is favorable to guaranteeing to detect the accuracy.
Drawings
Fig. 1 is the utility model discloses a flat assembly cofferdam plane sketch map of refuting.
Fig. 2 is an assembly elevation of the steel cofferdam of the utility model.
Fig. 3 is the structural schematic diagram of the structure of the flat barge draft sinking detection ball of the utility model.
In the figure:
1. carrying out flat bed barge I; 2. carrying out flat-bed barge II; 3. connecting the shaping plates; 4. an anchor block; 5. steel cofferdams; 6. an anchor cable; 7. an anchor rod; 8. the structure of the detection ball sinks when the flat barge is in water; 81. a detection lever; 82. a mounting seat; 83. a movable tube; 84. a travel bar; 85. and (6) detecting the ball.
Detailed Description
The utility model is described in detail with reference to the accompanying drawings, as shown in the accompanying drawings 1 to 3, the large cofferdam of the inland river depends on the whole assembly structure of the ship, which comprises a first flat barge 1, a second flat barge 2, a connecting template 3, an anchor seat 4 and a steel cofferdam 5, wherein the first flat barge 1 and the second flat barge 2 are assembled in parallel, and the joints are welded together through the connecting template 3; after the first flat barge 1 and the second flat barge 2 are assembled and welded, steel cofferdams 5 are sequentially and temporarily welded on the periphery of the upper surface from left to right, wherein the front parts of the left sides of the first flat barge 1 and the second flat barge 2 are respectively connected with an anchor seat 4 through bolts, the upper end of each anchor seat 4 is respectively connected with an anchor cable 6, the lower end of each anchor cable 6 is connected with an anchor rod 7, the front part of the first flat barge 1 is also provided with a detection ball structure 8 for draft and subsidence of the flat barge, the detection ball structure 8 for draft and subsidence of the flat barge comprises a detection rod 81, an installation seat 82, a movable pipe 83, a movable rod 84 and a detection ball 85, and the detection rod 81 is longitudinally bolted at the middle part of the front part between the installation seats 82; the movable pipe 83 is sleeved on the lower side of the outer wall of the detection rod 81 in a sliding manner; the left end and the right end of the movable pipe 83 are both in threaded connection with a movable rod 84; the outer end of the moving rod 84 is connected with a detection ball 85 through screw threads.
In this embodiment, specifically, the first flatbed barge 1 and the second flatbed barge 2 adopt two flatbeds which have the same size and are matched with the steel cofferdam 5 in size, and the inner side boards of the two flatbeds are cut off.
In this embodiment, specifically, the number of the anchor seats 4 is two, the number of the anchor cables 6 is two or more, and the number of the anchor rods 7 is two or more T-shaped stainless steel rods or "chevron" shaped stainless steel rods.
In this embodiment, specifically, the connection template 3 adopts a plurality of stainless steel templates, and is connected with the first flat barge 1 and the second flat barge 2 by welding or bolt connection.
In this embodiment, specifically, the detection rod 81 is a stainless steel rod, and scale marks are sequentially drawn on the front surface from top to bottom, the scale mark at the lower end is set as a zero starting section, and draft scale numbers are drawn on the left side of the scale marks and are respectively "0-50", wherein the draft measurement unit is set as cm.
In this embodiment, specifically, two mounting seats 82 are adopted, and the two mounting seats are connected to the middle parts of the upper side and the lower side of the front part of the flat barge 1 through transverse bolts.
In this embodiment, specifically, the detection ball 85 is two vacuum rubber balls, and the moving rod 84 is two PVC plastic rods.
Principle of operation
In the utility model, two flat lighters (a first flat lighter 1 and a second flat lighter 2) with the same size and matched with the steel cofferdam 5 are welded together by the connecting section steel 3, and the connection is firm; cutting off inner side ship boards of two flat barges (the first flat barge 1 and the second flat barge 2), adding water in separate cabins to ensure that the flat barges are in a horizontal state and the draft reaches a certain height (the draft height can drive a moving rod 84 through a detection ball 85 to ensure that a movable pipe 83 moves on the outer wall of a detection rod 81 and the draft is determined through a scale mark of the detection rod 81); meanwhile, an anchor cable 6 system of the flat barge (the first flat barge 1 and the second flat barge 2) is arranged and fixed in water through an anchor rod 7, so that the flat barge (the first flat barge 1 and the second flat barge 2) is in a stable state in water; the positioning of the first steel cofferdam 5 is carried out in a state that the passing ships are few, the temporary welding is firm, then the positioning of the second steel cofferdam 5 is carried out, the welding is firm with the first steel cofferdam 5, the assembly is carried out from the tail part to the head part of the ship in sequence, and the cofferdam hoisting water inlet process can be carried out until the assembly of the steel cofferdam 5 is finished.
Utilize technical scheme, or technical personnel in the field are in the utility model discloses under technical scheme's the inspiration, design similar technical scheme, and reach above-mentioned technological effect, all fall into the utility model discloses a protection scope.
Claims (7)
1. The inland river large cofferdam-supported ship integral assembling structure is characterized by comprising a first flat barge (1), a second flat barge (2), a connecting template (3), an anchor seat (4) and a steel cofferdam (5), wherein the first flat barge (1) and the second flat barge (2) are assembled in parallel, and the connecting parts are welded together through the connecting template (3); after the first flat barge (1) and the second flat barge (2) are assembled and welded, steel cofferdams (5) are sequentially and temporarily welded on the periphery of the upper surface from left to right, wherein the front parts of the left sides of the first flat barge (1) and the second flat barge (2) are all in bolted connection with anchor seats (4), the upper ends of the anchor seats (4) are all tied with anchor cables (6), the lower ends of the anchor cables (6) are tied with anchor rods (7), the front part of the first flat barge (1) is provided with a detection ball structure (8) for detecting draught sinking of the flat barge, the detection ball structure (8) for detecting draught sinking of the flat barge comprises a detection rod (81), a mounting seat (82), a movable pipe (83), a movable rod (84) and a detection ball (85), and the detection rod (81) is longitudinally bolted at the middle part of the front part between the mounting seats (82); the movable pipe (83) is sleeved on the lower side of the outer wall of the detection rod (81) in a sliding manner; the left end and the right end of the movable pipe (83) are both in threaded connection with a movable rod (84); the outer end of the moving rod (84) is in threaded connection with a detection ball (85).
2. The integral assembling structure of the large inland river cofferdam depending ship as claimed in claim 1, wherein the first barge (1) and the second barge (2) adopt two barges with the same size and matched with the steel cofferdam (5), and the inner side and the side of the two barges are cut off.
3. The integral assembly structure of the large inland river cofferdam depending on the ship as claimed in claim 1, wherein the number of the anchor seats (4) is two, the number of the anchor cable ropes (6) is more than two, and the number of the anchor rods (7) is more than two T-shaped stainless steel rods or E-shaped stainless steel rods.
4. The integral assembling structure of the large inland river cofferdam depending on the ship as claimed in claim 1, wherein the connecting template (3) is formed by a plurality of stainless steel templates and is connected with the first flat barge (1) and the second flat barge (2) in a welding or bolt connection manner.
5. The assembly structure of the large inland river cofferdam depending on the ship as claimed in claim 1, wherein the detection rod (81) is a stainless steel rod, and scale lines are sequentially drawn on the front surface from top to bottom, the scale line at the lower end is set as a zero starting section, and draft scale numbers are drawn on the left side of the scale lines, respectively "0-50", wherein the draft measurement unit is set as cm.
6. The integral assembling structure of the large inland river cofferdam depending on the ship as claimed in claim 1, wherein two mounting seats (82) are adopted, and the two mounting seats are connected to the middle parts of the upper and lower sides of the front part of the flat barge (1) through transverse bolts.
7. The integral assembly structure of the large inland river cofferdam depending on the ship as claimed in claim 1, wherein the detection balls (85) are two vacuum rubber balls, and the moving rod (84) is two PVC plastic rods.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022226167.3U CN213508515U (en) | 2020-10-09 | 2020-10-09 | Integral assembly structure of inland river large cofferdam depending on ship |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022226167.3U CN213508515U (en) | 2020-10-09 | 2020-10-09 | Integral assembly structure of inland river large cofferdam depending on ship |
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| CN213508515U true CN213508515U (en) | 2021-06-22 |
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| CN202022226167.3U Active CN213508515U (en) | 2020-10-09 | 2020-10-09 | Integral assembly structure of inland river large cofferdam depending on ship |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118029416A (en) * | 2024-04-11 | 2024-05-14 | 中国铁建大桥工程局集团有限公司 | Transfer construction method for oversized anti-collision pouring jacket cofferdam |
-
2020
- 2020-10-09 CN CN202022226167.3U patent/CN213508515U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118029416A (en) * | 2024-04-11 | 2024-05-14 | 中国铁建大桥工程局集团有限公司 | Transfer construction method for oversized anti-collision pouring jacket cofferdam |
| CN118029416B (en) * | 2024-04-11 | 2024-06-07 | 中国铁建大桥工程局集团有限公司 | Transfer construction method for oversized anti-collision pouring jacket cofferdam |
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