CN114506415A - Power tooth mechanism for negative pressure cylinder deviation correction - Google Patents

Power tooth mechanism for negative pressure cylinder deviation correction Download PDF

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Publication number
CN114506415A
CN114506415A CN202210246123.8A CN202210246123A CN114506415A CN 114506415 A CN114506415 A CN 114506415A CN 202210246123 A CN202210246123 A CN 202210246123A CN 114506415 A CN114506415 A CN 114506415A
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China
Prior art keywords
negative pressure
soil
assembly
power tooth
pressure cylinder
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CN202210246123.8A
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CN114506415B (en
Inventor
张舒烨
马会环
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Sun Yat Sen University
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Sun Yat Sen University
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B21/00—Tying-up; Shifting, towing, or pushing equipment; Anchoring
    • B63B21/24—Anchors
    • B63B21/26—Anchors securing to bed
    • B63B21/27—Anchors securing to bed by suction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B21/00—Tying-up; Shifting, towing, or pushing equipment; Anchoring
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B21/00—Tying-up; Shifting, towing, or pushing equipment; Anchoring
    • B63B2021/003—Mooring or anchoring equipment, not otherwise provided for
    • 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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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Soil Working Implements (AREA)

Abstract

The invention discloses a power tooth mechanism for correcting a negative pressure cylinder, which comprises at least one mounting part, at least one soil squeezing assembly and at least one driving assembly, wherein the mounting part is arranged on the power tooth mechanism; at least one soil-displacing assembly movably disposed on the at least one mounting member and having at least one closed configuration and at least one open configuration; the at least one driving assembly is used for driving the at least one soil squeezing assembly to switch the state; wherein the at least one soil squeezing assembly is configured to be at least partially distanced from the at least one mount and squeeze the surrounding soil when in the at least one open configuration; the power tooth mechanism for correcting the negative pressure cylinder can be arranged on the side face of the cylinder body of the negative pressure cylinder in an array mode, and the outer surface of the device is of a folding structure, and the inner part of the device is of a telescopic supporting structure, so that the thickness of the device is small, less influence is caused on the injection difficulty of the negative pressure cylinder, the friction force borne by the negative pressure cylinder can be dynamically regulated and controlled through actively changing the form, and the leveling of the negative pressure cylinder is guided.

Description

Power tooth mechanism for negative pressure cylinder deviation correction
Technical Field
The invention relates to the technical field of ocean engineering equipment, in particular to a power tooth mechanism for correcting a negative pressure cylinder.
Background
The negative pressure cylinder foundation is used as a novel efficient foundation form and is widely applied to ocean engineering, and the application fields comprise an offshore mooring system, a suction anchor, a breakwater, an offshore platform foundation, a shallow water wind power foundation and the like. The negative pressure cylinder is a columnar structure with a closed upper top surface and an open lower bottom surface, and the interior of the cabin is drained through the vacuum pump to form a pressure difference between the upper part and the lower part of the foundation, so that suction force self-penetration is realized. The anti-overturning bearing device has the advantages of simplicity and convenience in installation, no noise pollution, high anti-overturning bearing capacity, steel saving, reusability and the like.
The negative pressure cylinder is a columnar structure with a closed upper top surface and an open lower bottom surface, and the interior of the cabin is drained through the vacuum pump to form a pressure difference between the upper part and the lower part of the foundation, so that suction force self-penetration is realized. It has the advantages of simple installation, no noise pollution, high anti-overturning bearing capacity, steel saving, reusability and the like. The problem of inclination of the negative pressure cylinder exists in the installation process of the negative pressure cylinder, and the key influence on the actual bearing capacity after the installation of the cylinder type foundation is completed is solved.
Therefore, an instrument capable of correcting the deviation of the negative pressure cylinder is needed to be developed, and the problem that the negative pressure cylinder inclines in the installation process of the negative pressure cylinder is solved.
Disclosure of Invention
The invention provides a power tooth mechanism for correcting the deviation of a negative pressure cylinder in order to solve the technical problems, and the power tooth mechanism is used for solving the problem that the cylinder body of the negative pressure cylinder is inclined in the penetration process.
In order to solve the problems, the invention adopts the following technical scheme:
a power tooth mechanism for correcting the deviation of a negative pressure cylinder comprises at least one mounting part, at least one soil squeezing assembly and at least one driving assembly; at least one soil-displacing assembly movably disposed on the at least one mounting member and having at least one closed configuration and at least one open configuration; the at least one driving assembly is used for driving the at least one soil squeezing assembly to switch the state; wherein the at least one soil-squeezing assembly is configured, in the at least one open configuration, to be at least partially displaced away from the at least one mounting member and squeeze surrounding soil.
For example, in the power tooth mechanism for negative pressure barrel deviation correction provided by at least one embodiment of the present disclosure, the soil squeezing assembly has at least one friction body, and the at least one friction body is used for increasing the friction force between the soil squeezing assembly and the surrounding soil body.
For example, in the power tooth mechanism for negative pressure cylinder deviation correction provided in at least one embodiment of the present disclosure, the soil squeezing component is further configured to form at least one accommodating groove when in the open configuration, and the at least one accommodating groove is used for accommodating a soil body and increasing a friction force between the soil squeezing component and the soil body.
For example, at least one embodiment of the present disclosure provides a power tooth mechanism for negative pressure barrel deviation correction, wherein the at least one soil squeezing assembly is configured to be laid on the surface of the mounting frame when in the at least one closed configuration.
For example, in the power tooth mechanism for correcting the negative pressure cylinder according to at least one embodiment of the present disclosure, the driving assembly includes: at least one telescoping mechanism, at least one driver and at least one driver; the at least one driver is configured to couple the at least one driver and the at least one telescoping mechanism; the at least one driver is used for driving the at least one telescopic mechanism to do telescopic movement.
For example, in the power tooth mechanism for correcting the negative pressure cylinder according to at least one embodiment of the present disclosure, the driving assembly further includes: at least one control device; the at least one control device is configured to wirelessly interface with the driver.
For example, at least one embodiment of the present disclosure provides a power tooth mechanism for negative pressure barrel deviation correction, wherein the mounting member is configured with at least one assembling groove, and the telescopic mechanism is configured in the at least one assembling groove.
For example, in the power tooth mechanism for negative pressure cylinder deviation rectification provided by at least one embodiment of the present disclosure, the telescopic mechanism is a scissor type telescopic mechanism, and specifically includes: the connecting rod, the scissor joint and the limiting rod are arranged on the connecting rod; at least one scissor joint is configured to be in rotational connection with the at least one link; at least one limiting rod is arranged on the at least one scissor joint and used for performing translational motion far away from or close to the mounting part in scissor motion; the mounting piece is provided with a limiting groove matched with the limiting rod, and the limiting groove is used for limiting the axial displacement of the at least one limiting rod.
For example, in the power tooth mechanism for negative pressure cylinder deviation rectification provided by at least one embodiment of the present disclosure, an avoiding groove is configured on the mounting part, and when the soil squeezing component is in the opening state, the avoiding groove is located behind the accommodating groove.
For example, in the power tooth mechanism for negative pressure barrel deviation rectification provided by at least one embodiment of the present disclosure, the soil squeezing assembly is configured with at least one sliding block, the mounting member is configured with at least one sliding groove paired with the at least one sliding block, and the soil squeezing assembly is movably connected with the at least one sliding groove through the at least one sliding block.
The invention has the beneficial effects that: when the device is used, the device is arranged on the side surface of the cylinder body of the negative pressure cylinder in an array mode, and the outer surface of the device adopts a folding structure and the inner part of the device adopts a telescopic supporting structure, so that the thickness of the device in a closed state is smaller, and less influence is caused on the penetration of the negative pressure cylinder. The device can realize dynamic regulation and control of the friction force of the side of the cylinder through actively changing the form, and further realize deviation correction of the negative pressure cylinder.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a perspective view of the power tooth mechanism for negative pressure barrel deviation correction of the present disclosure when the soil-squeezing component thereof is in an open configuration.
Fig. 2 is a partial sectional view of a power tooth mechanism for negative pressure cylinder deviation correction according to the present disclosure.
Fig. 3 is a partial structural schematic view of the present disclosure after partial component disassembly.
Fig. 4 is a perspective view of a mount in the present disclosure.
Fig. 5 is a perspective view of the soil extruding assembly in an open configuration according to the present disclosure.
Fig. 6 is a view of the soil expression assembly of the present disclosure in an open configuration.
Fig. 7 is an enlarged view of a portion a in fig. 1.
Fig. 8 is an enlarged view at B in fig. 2.
Fig. 9 is an enlarged view at C in fig. 5.
Fig. 10 is a perspective view of the power tooth mechanism for negative pressure barrel deviation correction of the present disclosure with its soil-pushing assembly in a closed configuration.
Fig. 11 is a perspective view of a scissor-type retraction mechanism of the present disclosure.
Fig. 12 is a perspective view of a scissor-type retraction mechanism of the present disclosure.
Fig. 13 is an enlarged view at D in fig. 3.
In the figure:
10. a mounting member; 11. a chute; 12. an avoidance groove; 13. a telescopic protection plate; 14. a guide projection; 131. a guide groove; 132. (ii) a A slot; 15. assembling a groove; 16. a limiting groove;
20. a soil-extruding assembly; 21. a first connecting member; 22. a second connecting member; 23. a first middle plate; 24. a second middle plate; 25. a first triangular side plate; 26. a second triangular side plate; 27. a third triangular side plate; 28. a fourth triangular side plate; 29. accommodating grooves; 231. a slider; 241. a friction body;
30. a drive assembly; 31. a telescoping mechanism; 32. a driver; 311. a connecting rod; 312. a scissor joint; 313. a limiting rod.
Detailed Description
The technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments, and it is obvious that the described embodiments are only a part of the embodiments, and not all of the embodiments.
In the embodiments, it should be understood that the terms "middle", "upper", "lower", "top", "right", "left", "above", "back", "middle", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present invention. Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. The use of "first," "second," and similar terms in this disclosure is not intended to indicate any order, quantity, or importance, but rather is used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items.
In addition, in the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, terms such as installation, connection, and connection, etc., are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The negative pressure barrel serving as a power mechanism can be used for solving the barrel body inclination problem which possibly occurs in the penetration process of the negative pressure barrel. The devices are arranged on the side surface of the cylinder body of the negative pressure cylinder in an array mode when in use; by adopting a foldable structure and adopting a telescopic supporting structure inside, the device has good thickness adjustability and causes less influence on the penetration difficulty of the negative pressure cylinder in the closing state. The dynamic regulation and control of the friction force of the cylinder side are realized by actively changing the cylinder side form, so that the deviation correction of the negative pressure cylinder is realized.
At least one embodiment of the present disclosure provides a power tooth mechanism for negative pressure cylinder deviation correction, comprising a mounting member, a soil squeezing assembly and a driving assembly; the soil squeezing component is movably arranged on the mounting component and has a closed shape and an open shape; the driving assembly is used for driving the soil squeezing assembly to switch the state; wherein the soil squeezing assembly is configured to be at least partially distal from the mounting member and squeeze surrounding soil when in the open configuration. The soil expression assembly is configured to lie flat against the mount surface when in the closed configuration. The soil squeezing component is provided with a sliding block, the mounting part is provided with a sliding groove matched with the sliding block, and the soil squeezing component is movably connected with the sliding groove through the sliding block. The soil squeezing component is also configured to form an accommodating groove when in an opening state, and the accommodating groove is used for accommodating a soil body and improving the friction force between the soil squeezing component and the soil body. The soil squeezing assembly is provided with a friction body which is used for improving the friction force between the soil squeezing assembly and the surrounding soil body. An avoiding groove is configured on the mounting piece, and the avoiding groove is located behind the accommodating groove when the soil squeezing component is in an opening state.
In at least one embodiment of the present disclosure, a power tooth mechanism for negative pressure cylinder deviation correction is provided, the driving assembly includes: a telescoping mechanism, a driver and a driver; the driver is configured to couple the driver and the telescoping mechanism; the driver is used for driving the telescopic mechanism to perform telescopic movement. The mounting member is provided with an assembly groove, and the telescopic mechanism is arranged in the assembly groove. Telescopic machanism is for cutting fork telescopic machanism, specifically includes: the connecting rod, the scissor joint and the limiting rod; the scissor joint is configured to be in rotational connection with the connecting rod; the limiting rod is arranged on the scissor joint and is used for performing translational motion along a direction far away from or close to the mounting piece in the scissor motion; the mounting piece is provided with a limiting groove matched with the limiting rod, and the limiting groove is used for limiting axial displacement of the at least one limiting rod and improving stability of the soil squeezing assembly.
In the power tooth mechanism for negative pressure cylinder deviation correction provided by at least one embodiment of the present disclosure, the driving assembly further includes: a control device; the control device is configured to wirelessly interface with the driver.
The following provides a general description of a power tooth mechanism for negative pressure cylinder deviation correction according to an embodiment of the present disclosure with reference to the accompanying drawings.
As shown in fig. 1 to 12, a power tooth mechanism for negative pressure cylinder deviation correction includes: a mounting member 10, an earth-moving assembly 20 and a drive assembly 30; the soil extrusion assembly 20 has a closed configuration and an open configuration; the driving assembly 30 is used for driving the soil squeezing assembly 20 to switch the states; wherein the soil squeezing assembly 20 is configured to be partially removed from the mounting member 10 and squeeze the surrounding soil when in the open configuration. The soil squeezing assembly 20 is configured to lie flat against the surface of the mounting frame when in the closed configuration.
The soil squeezing component 20 is laid on the surface of the mounting part 10 in a closed state, the occupied space is extremely small, and a plurality of devices can be combined in different forms and are uniformly arranged around the side surface of the negative pressure cylinder; the soil squeezing component 20 forms a single-tooth structure with an external angle of about 120 degrees in an opening state, squeezes the peripheral soil body, and can enhance the compactness and the normal stress of the local soil body, so that the shear strength of the soil body is enhanced.
In the present embodiment, the soil squeezing assembly 20 includes a first connecting member 21, a second connecting member 22, a first middle plate 23, a second middle plate 24, a first triangular side plate 25, a second triangular side plate 26, a third triangular side plate 27 and a fourth triangular side plate 28; one end of each of the first middle plate 23 and the second middle plate 24 is rotatably connected with the first connecting piece 21; the first triangular side plate 25 and the fourth triangular side plate 28 are respectively connected with the first middle plate 23 and the second middle plate 24 in a rotating way; the second triangular side plate 26 and the third triangular side plate 27 are both rotatably connected with the second connecting piece 22, and the second triangular side plate 26 and the third triangular side plate 27 are respectively rotatably connected with the first triangular side plate 25 and the fourth triangular side plate 28; two groups of first, second, third and fourth triangular side plates 25, 26, 27 and 28 are arranged and respectively located at two sides of the first connecting member 21; the other ends of the first middle plate 23 and the second middle plate 24 are both provided with a sliding block 231, the first middle plate 23 and the second middle plate 24 are respectively connected with the sliding blocks 231 on the first middle plate 23 and the second middle plate 24 in a rotating way, the installation part 10 is provided with a sliding groove 11 matched with the sliding block 231, and the first middle plate 23 and the second middle plate 24 are connected with the installation part 10 in a sliding way through the sliding groove 11 and the sliding block 231; illustratively, the rotational connection is a rotational connection via a pin structure.
In this embodiment, the front surfaces of the first middle plate 23 and the second middle plate 24 are both provided with a friction body 241, the first middle plate 23 and the second middle plate 24 are respectively integrated with the respective friction bodies 241, and the friction bodies 241 can increase the friction force between the first middle plate 23 and the second middle plate 24 and the surrounding soil body, thereby increasing the critical shear stress of slippage between the cylinder side and the soil body.
In this embodiment, the accommodating groove 29 is formed when the soil squeezing component 20 is in the open state, and the accommodating groove 29 can accommodate soil, which is beneficial to increasing the friction force between the soil squeezing component 20 and the soil.
In the present embodiment, the driving assembly 30 includes: a telescopic mechanism 31, a first driver (not shown), a driver 32, and a control device (not shown); the driver 32 couples the first driver and the telescopic mechanism 31, and realizes linkage of the first driver and the telescopic mechanism 31. The control device is wirelessly connected with the first driver. The mounting piece 10 is provided with an assembling groove 15, the telescopic mechanism 31 is arranged in the assembling groove 15, one end of the telescopic mechanism 31 is rotatably connected with the first connecting piece 21, and the other end of the telescopic mechanism 31 is fixedly connected with the mounting piece 10. Under the condition that the negative pressure cylinder inclines towards one side, the soil squeezing component 20 can be controlled to be changed into an open state through a wireless signal, so that the friction force of the inclined side is enhanced, and the automatic correction of the negative pressure cylinder under the uneven side friction force is further realized. Illustratively, the first drive is a waterproof motor and the drive 32 is a gear-based drive.
Further, telescopic machanism 31 is a scissor type telescopic machanism, specifically includes: a connecting rod 311, a scissor joint 312 and a limiting rod 313; scissor joint 312 is configured to be rotatably coupled to link 311; the limiting rod 313 is arranged on the scissor joint 312, and the limiting rod 313 is used for performing translational motion far away from or close to the mounting part 10 in the scissor motion; wherein, the mounting part 10 is provided with a limit groove 16 matched and matched with the limit rod 313, and the limit groove limits the axial displacement of the limit rod, so as to improve the stability of the soil-squeezing component 20.
In some embodiments, the mounting member 10 is provided with an avoiding groove 12, the avoiding groove 12 is located behind the accommodating groove 29 when the soil squeezing assembly 20 is in the open configuration, and the soil squeezing assembly 20 can be prevented from being scratched to the mounting member 10 when the configuration is changed by the arrangement of the avoiding groove 12.
In some embodiments, the mounting member 10 has a telescopic protection plate 13 and a guide protrusion 14, the mounting member 10 is provided with an inclined surface, the guide protrusion 14 is located on the inclined surface, the telescopic protection plate 13 is provided with a guide groove 131 matched with the guide protrusion 14, the mounting member 10 is provided with a second driver (not shown), an output end of the second driver is connected with the telescopic protection plate 13, the second driver is wirelessly connected with the control device, and the second driver drives the telescopic protection plate 13 to move along the guide protrusion 14; the slot 132 can be formed between the second driver driving the telescopic protection plate 13 after extending out and the installation part 10, one end of the first connecting piece 21 and one end of the second connecting piece 22 together with the respective sliding blocks 231 are inserted into the slot 132 when the soil squeezing assembly 20 is in the closed state, and the soil squeezing assembly 20 extends out by a certain length when in the closed state so as to protect the soil squeezing assembly 20, prevent the soil from falling off due to the dragging effect, and simultaneously play a good role in protection when the negative pressure cylinder is initially penetrated, so that the resistance received by the first connecting piece 21, the second connecting piece 22 and the sliding blocks 231 is reduced. For example, the second driver may be an electric telescopic rod or an electric cylinder.
In the description herein, references to the description of the term "present embodiment," "some embodiments," "other embodiments," or "specific examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present application have been shown and described above, the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included within the scope of the present invention; no element, act, or instruction used herein should be construed as critical or essential unless explicitly described as such.

Claims (10)

1. A power tooth mechanism for negative pressure cylinder deviation rectification is characterized by comprising:
at least one mount;
at least one soil-displacing assembly movably disposed on the at least one mounting member and having at least one closed configuration and at least one open configuration; and
the driving assembly is used for driving the at least one soil squeezing assembly to switch the state;
wherein the at least one soil-squeezing assembly is configured, in the at least one open configuration, to be at least partially displaced away from the at least one mounting member and squeeze surrounding soil.
2. The power tooth mechanism for negative pressure barrel deviation rectification according to claim 1, wherein the soil squeezing assembly is provided with at least one friction body for increasing the friction force between the soil squeezing assembly and the surrounding soil body.
3. The power tooth mechanism for negative pressure barrel deviation correction according to claim 1, wherein the soil squeezing assembly is further configured to form at least one receiving groove in the open configuration for receiving soil and increasing the friction between the soil squeezing assembly and the soil.
4. The power tooth mechanism for negative pressure barrel deviation rectification according to claim 1, wherein said at least one soil-pushing assembly is configured to lay flat on said mounting frame surface in said at least one closed configuration.
5. The power tooth mechanism for negative pressure cylinder deviation rectification according to claim 1, wherein the driving assembly comprises:
at least one telescoping mechanism;
the at least one driver is used for driving the at least one telescopic mechanism to do telescopic motion; and
at least one driver for coupling the at least one driver and the at least one telescoping mechanism.
6. The power tooth mechanism for negative pressure cylinder deviation rectification according to claim 5, wherein the driving assembly further comprises:
at least one control device configured to wirelessly interface with the driver.
7. The power tooth mechanism for negative pressure barrel deviation rectification according to claim 5 or 6, wherein the mounting member is configured with at least one assembling groove, and the telescoping mechanism is configured in the at least one assembling groove.
8. The power tooth mechanism for negative pressure barrel deviation correction according to claim 5 or 6, wherein the telescopic mechanism is a scissor-type telescopic mechanism, and specifically comprises:
at least one connecting rod;
at least one scissor joint configured to be in rotational communication with the at least one link; and
the limiting rod is arranged on the at least one scissor joint and used for performing translational motion along the direction far away from or close to the mounting part in the scissor motion;
the mounting piece is provided with a limiting groove matched with the limiting rod and used for limiting the axial displacement of the at least one limiting rod.
9. The power tooth mechanism for negative pressure barrel deviation rectification according to claim 3, wherein an avoiding groove is arranged on the mounting piece, and the avoiding groove is located behind the accommodating groove when the soil squeezing component is in the opening state.
10. The power tooth mechanism for negative pressure barrel deviation rectification according to claim 1, wherein the soil squeezing assembly is provided with at least one sliding block, the mounting member is provided with at least one sliding groove matched with the at least one sliding block, and the soil squeezing assembly is movably connected with the at least one sliding groove through the at least one sliding block.
CN202210246123.8A 2022-03-14 2022-03-14 Power tooth mechanism for correcting negative pressure cylinder Active CN114506415B (en)

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CN110878569A (en) * 2019-12-23 2020-03-13 北京三一智造科技有限公司 Grab bucket deviation correcting device and trenching machine
CN111232125A (en) * 2020-01-13 2020-06-05 卢小雨 Ship anchoring equipment capable of reducing anchor chain pressure

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004003292A (en) * 2002-02-15 2004-01-08 Daewoo Engineering & Construction Co Ltd Underground suction anchor assembly
CN101708765A (en) * 2009-12-03 2010-05-19 中国海洋大学 Expanded type deep-sea suction anchor and installation method thereof
CN103600812A (en) * 2013-11-13 2014-02-26 青岛迪玛尔海洋工程有限公司 Suction anchor with attached skirt
EP3228754A1 (en) * 2016-04-05 2017-10-11 SPT Equipment BV Scour protection for suction pile, e.g. pile lowering operated
CN107031792A (en) * 2017-03-22 2017-08-11 湖北海洋工程装备研究院有限公司 The installation method of the reinforcement device of suction anchor, suction anchor and reinforcement device
CN108423122A (en) * 2018-04-04 2018-08-21 合肥学院 A kind of suction penetration type umbrella anchoring basis
CN110001870A (en) * 2019-03-26 2019-07-12 杭州中岩工程科技有限公司 Intermittent sink of suction anchor passes through device and sinking penetrating method
CN110878569A (en) * 2019-12-23 2020-03-13 北京三一智造科技有限公司 Grab bucket deviation correcting device and trenching machine
CN111232125A (en) * 2020-01-13 2020-06-05 卢小雨 Ship anchoring equipment capable of reducing anchor chain pressure

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