CN217150335U - Automatic bolt structure of suction pump interface cabin cover of offshore wind power suction pile foundation - Google Patents
Automatic bolt structure of suction pump interface cabin cover of offshore wind power suction pile foundation Download PDFInfo
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- CN217150335U CN217150335U CN202121183739.2U CN202121183739U CN217150335U CN 217150335 U CN217150335 U CN 217150335U CN 202121183739 U CN202121183739 U CN 202121183739U CN 217150335 U CN217150335 U CN 217150335U
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- suction pump
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/727—Offshore wind turbines
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Abstract
The utility model provides an automatic bolt structure of marine wind power suction pile basis suction pump interface cabin cover, including upper portion foundation structure, suction stake linkage segment and the suction stake body that from top to bottom sets gradually, be equipped with suction pump interface on the suction stake linkage segment, suction pump interface top is equipped with the cabin cover subassembly that is used for sealing the suction pump interface, the cabin cover subassembly includes the cabin cover support arm and is located the suction pump interface cabin cover of cabin cover support arm lower part, cabin cover support arm left side is equipped with U type structure, the preceding sleeve that is equipped with of U type structure, the inside bolt structure that runs through U type structure of wearing to be equipped with of sleeve, the sleeve lateral part is provided with from restoring to the throne baffle structure for spacing bolt structure. The utility model relates to a rationally, simple structure can guarantee from the baffle structure that restores to the throne that the bolt passes behind hatch board support arm earhole and the baffle restriction bolt activity and reach the purpose of locking the hatch board, has improved the security.
Description
Technical Field
The utility model relates to an automatic bolt structure of marine wind power suction pile basis suction pump interface cabin cover.
Background
Gas turbine, photovoltaic, wind power generation and the like are rapidly developed. In recent years, offshore wind power generation has developed at a high speed in China. China has abundant offshore wind power and wind resource reserves, stable power generation and convenient power grid access. The water depth is 5-50 meters in sea area, the open amount of offshore wind resources is about 5 hundred million kilowatts at the height of 100 meters, and the development prospect is wide.
On the other hand, the construction difficulty of offshore wind power is also high due to the influence of complex marine environment. The current commonly used offshore wind turbine foundation types include gravity type foundation, single pile foundation, multi-column foundation, suction pile foundation and the like. Among them, the suction pile foundation has many peculiar advantages and characteristics compared with other types of foundations: the method can be suitable for the sea area where the seabed bedrock is buried shallow and the traditional wind power pile foundation needs to be subjected to rock embedding construction at sea; meanwhile, the problems of long construction period, high risk and high cost of the rock-socketed pile can be avoided; the method can also be applied to areas with deep seabed sludge layers and low soil bearing capacity; the defects of high processing technology requirement, insufficient productivity and insufficient applicability of a large-diameter single-pile foundation are avoided; and because the suction pile foundation has stronger adaptability and low requirement on the construction window period, the construction period can be effectively shortened. In recent years, a plurality of offshore wind power plants in China all adopt the basic type as a main fan basic type, but the existing suction pile basic structure is complex, the locking mode of the cabin cover is complex, simple operation cannot be realized, some cabin covers are simply fixed, so that the problem that the locking of the cabin cover is not firm enough can occur, the cabin cover is easy to separate, and potential safety hazards are caused.
SUMMERY OF THE UTILITY MODEL
The utility model discloses improve above-mentioned problem, promptly the to-be-solved technical problem of the utility model is to provide an automatic bolt structure of marine wind power suction pile basis suction pump interface cabin cover, simple structure and convenient to use.
The utility model discloses a concrete implementation scheme is constituted like this, and it is including the upper portion foundation structure, the stake linkage segment of suction and the stake body of suction that set gradually from top to bottom, be equipped with the suction pump interface on the stake linkage segment of suction, suction pump interface top is equipped with the cabin cover subassembly that is used for sealing the suction pump interface, the cabin cover subassembly includes the cabin cover support arm and is located the suction pump interface cabin cover of cabin cover support arm lower part, cabin cover support arm left side is equipped with U type structure, the preceding sleeve that is equipped with of U type structure, the inside bolt structure that runs through U type structure of wearing to be equipped with of sleeve, the sleeve lateral part is provided with from the baffle structure that restores to the throne for spacing bolt structure.
Further, the bolt structure includes the bolt, is located the pin on the bolt and is located the bolt handle of bolt tip, be provided with Z type fluting on the sleeve for spacing pin removes along Z type fluting.
Furthermore, the self-resetting baffle structure comprises a support post positioned on the rear side part of the sleeve, a baffle capable of rotating along the support post is arranged outside the support post, a reset spring is arranged between the baffle and the support post, and a stop block for limiting the baffle is arranged in front of the U-shaped structure.
Furthermore, suction pump interface lug plates are arranged on two sides of the suction pump interface, the suction pump interface lug plate on one side is rotatably connected with one side of the hatch cover assembly, and the suction pump interface lug plate on the other side is locked with the U-shaped structure through a bolt structure.
Furthermore, two sides of the hatch cover support arm are provided with hatch cover support arm lug holes, and the middle of the sleeve and the middle of the hatch cover support arm lug holes are positioned on the same central line.
Furthermore, the pin is provided with a notch along the length direction of the pin.
Compared with the prior art, the utility model discloses following beneficial effect has: the device has reasonable design and simple structure, and when the suction force is sunk and penetrated, the suction pump needs to be removed, the suction pump interface hatch cover is closed, and the suction pump interface is ensured to be in a closed state. The sleeve with the Z-shaped slot is arranged at the hatch cover assembly, and the functions of closing the suction pump interface hatch cover and avoiding bolt disengagement can be easily realized by matching with the self-resetting baffle plate structure. After the bolt is inserted into the sleeve, the pin is driven into the bolt along the Z-shaped slotted gap, so that the bolt and the pin are connected into a whole; at the moment, the bolt can only move along the Z-shaped track, so that the bolt is prevented from being separated from the sleeve.
After the bolt structure passes the hatch cover support arm ear hole, and through the baffle, because of the baffle from the effect that blocks of reset function and dog, the bolt is locked at Z type fluting rear portion, because the effect that blocks of dog makes the bolt by baffle restriction post, if not set up the baffle, the bolt probably receives some exogenic action and moves in Z font fluting department, leads to the bolt to deviate from hatch cover support arm ear plate, makes suction pump interface hatch cover can't keep the closed condition. The Z-shaped slot and the self-resetting baffle structure on the sleeve can ensure that the bolt passes through the lug hole of the support arm of the hatch cover and the baffle to limit the movement of the hatch cover so as to achieve the purpose of locking the hatch cover, and the safety is improved.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic structural view of a connection section of a suction pile according to an embodiment of the present invention;
FIG. 3 is a top view of a connection section of a suction pile according to an embodiment of the present invention;
FIG. 4 is a cross-sectional view A-A of FIG. 3;
FIG. 5 is a cross-sectional view B-B of FIG. 4;
FIG. 6 is a schematic structural view of a hatch cover assembly according to an embodiment of the present invention;
FIG. 7 is an enlarged view of a portion of FIG. 6;
FIG. 8 is a schematic structural view of a plug according to an embodiment of the present invention;
FIG. 9 is a front view of a pin according to an embodiment of the present invention;
fig. 10 is a side view of a pin according to an embodiment of the present invention;
FIG. 11 is a partial front view of a canopy arm and sleeve according to an embodiment of the present invention;
fig. 12 is a first working state diagram of the self-resetting baffle structure according to the embodiment of the present invention;
fig. 13 is a second working state diagram of the self-resetting baffle structure according to the embodiment of the present invention;
in the figure: 1-a suction pile body; 2-a suction pile connecting section; 3-upper base structure; 4-suction pump interface hatch; 5-a sleeve; 6-self-resetting baffle structure; 61-pillar, 62-baffle, 63-stop; 7-hatch support arm; 8-a bolt; 9-pins; 91-notch, 10-latch handle; 11-suction pump interface; 12-suction pump interface ear plate; 13-hatch support, 14-U-shaped structure, 15-hatch support arm ear hole, 16-Z-shaped slot and 17-suction pump interface ear hole.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Example (b): referring to the attached drawings 1-13, an automatic bolt structure of a suction pump interface hatch cover of an offshore wind power suction pile foundation is provided, and comprises an upper foundation structure 3, a suction pile connecting section 2 and a suction pile body 1 which are sequentially arranged from top to bottom, wherein a suction pump interface 11 is arranged on the suction pile connecting section, a suction pump is installed at the suction pump interface, a hatch cover assembly used for sealing the suction pump interface is arranged above the suction pump interface and comprises a hatch cover support arm 7 and a suction pump interface hatch cover 4 located on the lower portion of the hatch cover support arm, a U-shaped structure 14 is arranged on the left side of the hatch cover support arm, a sleeve 5 is arranged in front of the U-shaped structure, the sleeve is a hollow circular tube, a bolt structure penetrating through the U-shaped structure is arranged inside the sleeve in a penetrating mode, and a self-resetting baffle structure 6 is arranged on the side portion of the sleeve and used for limiting the bolt structure.
The suction pump interface may be in the form of a hollow cylinder.
The suction pump interface hatch cover 4 is shaped as a circular plate and is welded with the hatch cover support arm 7; and a sealing device is arranged below the suction pump interface hatch cover and used for sealing the suction pump interface.
In this embodiment, the bolt structure includes a bolt 8, a pin 9 on the bolt, and a bolt handle 10 at an end of the bolt, and the sleeve is provided with a Z-shaped slot 16 for limiting the pin to move along the Z-shaped slot.
The pin is a solid cylinder with one end sharpened in order to make it easier to insert the pin inside the sleeve 5.
In this embodiment, the self-resetting baffle structure comprises a pillar 61 located at the rear side part of the sleeve, a baffle 62 capable of rotating along the pillar is arranged outside the pillar, a return spring is arranged between the baffle and the pillar, and a stop 63 for limiting the baffle is arranged in front of the U-shaped structure. The baffle cross-section is the L type.
The working principle of the self-resetting baffle plate structure is as follows: under the action of the return spring, the baffle plate 62 can rotate clockwise around the support 61, and due to the blocking of the stop 63, the baffle plate keeps the state shown in fig. 11 when the baffle plate is not subjected to external force (except the return spring eye). When the pin 9 (after being connected with the bolt into a whole) moves to the baffle from right to left at the Z-shaped slot of the sleeve 5, the baffle rotates anticlockwise under the action of external force of the pin, and then the baffle enters the state shown in figure 12. After the pin continues to move, the baffle rotates clockwise under the action of the return spring after the pin passes through the baffle, and the state shown in figure 12 is restored. Thus, unless the shutter is manually opened, the pin (together with the latch) will be locked in the slot below the shutter and cannot be removed. If the self-resetting baffle plate structure is not arranged and only the Z-shaped groove is arranged, the bolt structure returns to the right side of the sleeve 5 along the Z-shaped groove and is separated from the lug hole of the support arm of the hatch cover, so that the hatch cover is opened.
In this embodiment, suction pump interface ear plates 12 are disposed on two sides of the suction pump interface, wherein the suction pump interface ear plate on one side is rotatably connected to one side of the hatch cover assembly, and the suction pump interface ear plate on the other side is locked to the U-shaped structure through a pin structure.
In this embodiment, two sides of the hatch cover support arm are both provided with hatch cover support arm ear holes 15, and the middle part of the sleeve and the middle part of the hatch cover support arm ear holes are positioned on the same central line; the hatch cover support arm ear hole on the left side of the hatch cover support arm is positioned on the U-shaped structure.
In this embodiment, the side of the hatch assembly is provided with hatch brackets 13, to which it can be secured when the hatch assembly is opened.
In this embodiment, the pin is provided with a notch 91 along the length direction of the pin; due to the presence of the pin, the pin 9 is radially limitedly retractable when the pin is coupled to the plug. The two ends of the pin 9 are sharpened so as to be conveniently driven into the reserved hole on the bolt.
After the bolt 8 is inserted into the sleeve 5, the pin 9 is driven into the reserved hole of the bolt 8 by utilizing the Z-shaped slotted gap of the sleeve. Before the pin 9 is driven into the bolt 8, the diameter of the pin is slightly larger than the reserved hole diameter of the bolt; after the pin is driven into the bolt, the diameter of the pin 9 is reduced, the pin originally expands along the radial direction, but the pin is restrained by the hole wall, so that the bolt and the pin are fastened together to be connected into a whole under the action of expansion force; at this time, the pin 9 is limited at the Z-shaped groove and can only move along the Z-shaped track, so that the bolt is prevented from being separated from the sleeve.
The shape of the suction pile body 1 is a cylinder or a polygonal cylinder with an open lower end and a closed upper end, the suction pile body 1 can be single or multiple, a connecting member can be arranged or not arranged among the suction pile bodies 1, the distances between the suction pile bodies 1 and the center of a foundation can be completely the same or different, the suction pile connecting section 2 is positioned at the top of the suction pile, the suction pile connecting section 2 integrally connects an upper foundation structure 3 and the suction pile body 1, and the upper foundation structure 3 can be in the form of a single column, multiple columns, a jacket and the like; the suction pile body 1 may be a single or multi-pod suction pile.
The suction pile body 1 is in the shape of a cylinder with an opening at the lower end and a closed upper end, and the number of the suction pile body is three. Connecting members are not arranged between the suction pile bodies 1, and the distances between the three suction pile bodies 1 and the center of the foundation are equal. The suction pile connecting section 2 is located at the top of the suction pile, and the upper foundation structure 3 and the suction pile body 1 are connected into a whole through the suction pile connecting section 2. The number of said lower suction piles 1 corresponds to the number of main legs of the upper foundation structure 3, whereby the upper foundation structure 3 is of the three-leg jacket type or the like.
The upper foundation structure 3 may be connected to the suction pile connection section 2 vertically or at an angle.
The upper foundation structure 3 and the suction pile connecting section 2 can be fixedly connected through a bolt connection mode, a welding mode or a riveting mode.
The upper foundation structure 3 and the suction pile body 1 may be arranged centrally or eccentrically.
The suction pile connecting section 2 is a top plate of the suction pile body 1 and a reinforcing plate arranged at the top of the suction pile body. The reinforcing plate can be a square, triangular solid or perforated plate, can be a single plate or a box girder structure, and the arrangement position can be the outer side or the inner side of the top of the suction pile body 1.
The hatch cover support arm 7 can be formed by welding a plurality of steel plates, the hatch cover support arm ear hole on one side is connected with the ear hole 17 of the suction pump interface ear plate, and the hatch cover support arm ear hole on the other side is communicated with the suction pump interface ear plate through a bolt.
In this embodiment, in a processing and manufacturing plant, the suction pile body 1, the suction pile connecting section 2 and the upper foundation structure 3 are connected into a whole by welding, and after other accessory member processing and anticorrosive coating work are completed, the suction pile body is hoisted by a processing plant wharf or transported to a transport barge by a module vehicle, and after the transport barge is transported to a designated construction sea area position, the suction pile body 1 is hoisted and sunk to the surface of a seabed in a whole, and the suction pile body 1 is sunk and penetrated primarily under the action of self weight. Then, the seawater in the suction pile body 1 is pumped out through a suction pump arranged on the connecting section 2 at the top of the suction pile to form an internal-external pressure difference and a seepage field, and the penetration of the central suction pile body 1 is further carried out, so that the suction pile and the surrounding soil body generate negative pressure and are firmly adsorbed on the seabed soil body. The internal and external pressure difference and the water discharge amount need to be controlled in the suction penetration process, and the flatness of the suction pile foundation is adjusted to meet the design requirements. After penetration is completed, the suction pump port is closed by the suction pump port hatch 4, and the hatch is locked by the bolt 8 to prevent disconnection.
And when the suction force sinking is finished, the suction pump needs to be removed, and the suction pump interface hatch cover is closed to ensure that the suction pump interface is in a closed state. Firstly, inserting a bolt into a sleeve, and connecting a pin with the bolt of the sleeve through a Z-shaped slot above the sleeve to form a bolt structure; move the bolt structure to baffle department from right to left along Z type fluting, the baffle rotates anticlockwise under the exogenic action of pin, the pin passes through behind the baffle, under reset spring's elastic force effect, the baffle is instantaneous needle motion again, the baffle supports again to lean on with the dog and is in the same place, the Z type fluting inside that is located the baffle below has formed a locking space, guarantee that bolt mechanism can't deviate from, prevent that the risk of deviating from that suction pump interface hatch cover open and lead to, the bolt runs through the hatch cover support arm earhole on the U type structure and is located the earhole 17 of the suction pump interface of the U type inslot of U type structure this moment, thereby the ear realizes firmly fixing the hatch cover subassembly, seal the suction pump interface.
Any technical solution disclosed in the present invention is, unless otherwise stated, disclosed a numerical range if it is disclosed, and the disclosed numerical range is a preferred numerical range, and any person skilled in the art should understand that: the preferred ranges are merely those values which are obvious or representative of the technical effect which can be achieved. Because numerical value is more, can't be exhaustive, so the utility model discloses just disclose some numerical values with the illustration the technical scheme of the utility model to, the numerical value that the aforesaid was enumerated should not constitute right the utility model discloses create the restriction of protection scope.
If the terms "first," "second," etc. are used herein to define parts, those skilled in the art will recognize that: the terms "first" and "second" are used merely to distinguish one element from another in a descriptive sense and are not intended to have a special meaning unless otherwise stated.
Also, above-mentioned the utility model discloses if disclose or related to mutually fixed connection's spare part or structure, then, except that other the note, fixed connection can understand: a detachable fixed connection (for example using bolts or screws) is also understood as: non-detachable fixed connections (e.g. riveting, welding), but of course, fixed connections to each other may also be replaced by one-piece structures (e.g. manufactured integrally using a casting process) (unless it is obviously impossible to use an integral forming process).
In addition, the terms used in any aspect of the present disclosure as described above to indicate positional relationships or shapes include similar, analogous, or approximate states or shapes unless otherwise stated.
The utility model provides an arbitrary part both can be assembled by a plurality of solitary component parts and form, also can be the solitary part that the integrated into one piece technology was made.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the same; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.
Claims (6)
1. The utility model provides an automatic bolt structure of marine wind power suction pile basis suction pump interface cabin cover, a serial communication port, including upper portion foundation structure, suction stake linkage segment and the suction stake body that from top to bottom sets gradually, be equipped with suction pump interface on the suction stake linkage segment, suction pump interface top is equipped with the cabin cover subassembly that is used for sealing the suction pump interface, the cabin cover subassembly includes the cabin cover support arm and is located the suction pump interface cabin cover of cabin cover support arm lower part, cabin cover support arm left side is equipped with U type structure, the preceding sleeve that is equipped with of U type structure, the inside bolt structure that runs through U type structure of wearing to be equipped with of sleeve, the sleeve lateral part is provided with from the baffle structure that restores to the throne for spacing bolt structure.
2. The automatic plug structure of the suction pump interface hatch cover of the offshore wind power suction pile foundation according to claim 1, wherein the plug structure comprises a plug, a pin located on the plug, and a plug handle located at an end of the plug, and the sleeve is provided with a Z-shaped slot for limiting the pin to move along the Z-shaped slot.
3. The automatic plug structure of suction pump interface hatch cover of offshore wind power suction pile foundation according to claim 1, characterized in that the self-resetting baffle structure comprises a support pillar located at the rear side part of the sleeve, a baffle plate capable of rotating along the support pillar is arranged outside the support pillar, a resetting spring is arranged between the baffle plate and the support pillar, and a stop block for limiting the baffle plate is arranged in front of the U-shaped structure.
4. The automatic plug structure of the suction pump interface hatch cover of the offshore wind power suction pile foundation according to claim 1, wherein suction pump interface ear plates are arranged on two sides of the suction pump interface, the suction pump interface ear plate on one side is rotatably connected with one side of the hatch cover assembly, and the suction pump interface ear plate on the other side is locked with the U-shaped structure through the plug structure.
5. The automatic bolt structure of the suction pump interface hatch cover of offshore wind power suction pile foundation according to claim 1, characterized in that hatch cover support arms are provided with hatch cover support arm ear holes on both sides, and the middle part of the sleeve and the middle part of the hatch cover support arm ear hole are located on the same center line.
6. The automatic plug structure of the suction pump interface hatch cover of the offshore wind power suction pile foundation according to claim 2, wherein the pin is notched along a length direction of the pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121183739.2U CN217150335U (en) | 2021-05-31 | 2021-05-31 | Automatic bolt structure of suction pump interface cabin cover of offshore wind power suction pile foundation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121183739.2U CN217150335U (en) | 2021-05-31 | 2021-05-31 | Automatic bolt structure of suction pump interface cabin cover of offshore wind power suction pile foundation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217150335U true CN217150335U (en) | 2022-08-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121183739.2U Active CN217150335U (en) | 2021-05-31 | 2021-05-31 | Automatic bolt structure of suction pump interface cabin cover of offshore wind power suction pile foundation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217150335U (en) |
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2021
- 2021-05-31 CN CN202121183739.2U patent/CN217150335U/en active Active
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