CN209096954U - A kind of bottom sets the plate anchor of swivel plate - Google Patents

Abstract

The utility model discloses the plate anchors that a kind of bottom sets swivel plate, including anchor slab and swivel plate；The side of anchor slab is connected with anchor eye by anchor shank, and two side bottoms of anchor slab are equipped with rotary shaft；Two upper lateral parts of swivel plate are equipped with the block set that can entangle rotary shaft, and the lower part of swivel plate is triangular in shape pointed, are provided with mooring ring in the lower part of swivel plate and the plate face of anchor eye the same side；After the block set of swivel plate entangles the rotary shaft of anchor slab, swivel plate can be rotated around rotary shaft；Setting is connected on mooring ring after stopping stick, anchor chain to pass through anchor eye on anchor chain；After pulling force on anchor chain makes swivel plate rotate by a certain angle, the blocking stick on anchor chain will be lived make anchor chain that can not continue to move from anchor eye by anchor rose.Anchor chain pulling force forces swivel plate to rotate, so that plate anchor be enable to catch certain seabed soil, after plate anchor catches seabed soil, the mooring forces on basis on the one hand can be improved, and on the other hand can substantially reduce the buried depth loss in anchor slab rotary course.

Description

A kind of bottom sets the plate anchor of swivel plate

Technical field

The utility model relates to the anchor field of deep-sea floating platform or deep water mesh cage, specifically a kind of bottom sets rotation The plate anchor of rotating plate.

Background technique

In recent years, suction penetration type plate anchor (Suction embedded plate anchor) a kind of novel foundation shape Formula has obtained relatively broad application in the Gulf of Mexico and African sea area, and major advantage is low cost, accurate positioning and construction Simply.Plate anchor flat shape is rectangle, and when installation is fixed in suction type vertically, caisson negative pressure caused by being self-possessed and drawing water Lower injection is acted on to predetermined depth.Caisson is pulled out after separating with plate anchor, in case reusing in the future.It stays in clay sea bed Plate anchor rotated under anchor chain traction, until plate face and anchor chain reach design value close to vertical or application pulling force.

During tensioning anchor chain rotates anchor slab, anchor slab can move upwards and generate buried depth loss.Anchor slab center exists The difference in height of rotation front and back is defined as finally losing buried depth.In intensity usually with depth increased seabed conditions in direct ratio Under, the decline of bearing capacity can be brought by rotating the buried depth loss in adjustment process, this reduction amount may be up to 20%.

In order to reduce buried depth loss, being usually provided with one on anchor slab top can be around the wing plate (Keying that anchor slab rotates flap).The design idea is that wing plate rotates outward certain angle relative to anchor slab when anchor slab moves upwards, to increase anchor The loaded area of moving direction when plate moves upwards to reduce the upward displacement of anchor slab (i.e. buried depth loss), and is increased with this The final bearing capacity of anchor slab.However existing experimental study and numerical value calculating propose objection to the practical function of wing plate, there is scholar It is even contemplated that wing plate loses without help the buried depth for reducing plate anchor.As it can be seen that it is necessary to the configurations to classic flat-plate anchor to change Into, design it is a kind of can be obviously reduced buried depth loss new structural plate anchor.

Utility model content the utility model aim is exactly in order to make up the defect of prior art, to provide a kind of bottom and set The plate anchor of swivel plate, is assembled by anchor slab and swivel plate, and swivel plate is located at the lower part of anchor slab, injection sea bed back spin Certain rotation can occur under the traction of anchor chain for rotating plate, flat to solve the prior art so as to catch certain seabed soil The problem of buried depth existing for plate anchor loses.

In order to achieve the above object, the technology employed by the present utility model is

A kind of bottom sets the plate anchor of swivel plate, it is characterised in that: including anchor slab and swivel plate, anchor slab side plate face passes through Anchor shank is connected with anchor eye, and one side of anchor slab is equipped with the rotary shaft for being parallel to the side, and one side of the swivel plate is equipped with set Seat, the block set of swivel plate are rotationally connected with the rotary shaft of anchor slab, and swivel plate plate face is equipped with mooring ring, and the mooring ring is rotating Plate turns to ipsilateral positioned at anchor eye when being in same plane with anchor slab.

A kind of bottom sets the plate anchor of swivel plate, it is characterised in that: the rotary shaft is divided into two sections, two sections of rotations Anchor slab side both ends where axis is respectively in, swivel plate side both ends where block set is respectively in, the block set of swivel plate, which corresponds, to be turned Dynamic two sections of rotary shafts for being connected to anchor slab.

A kind of bottom sets the plate anchor of swivel plate, it is characterised in that: the swivel plate and side phase where block set Pair another side be equipped with triangle point.

A kind of bottom sets the plate anchor of swivel plate, it is characterised in that: the triangle point of the swivel plate is at least One.

A kind of bottom sets the plate anchor of swivel plate, it is characterised in that: the anchor eye is passed through for anchor chain, is set on anchor chain Blocking stick is set, anchor chain is connected on mooring ring after passing through anchor eye；After pulling force on anchor chain makes swivel plate rotate by a certain angle, anchor chain On blocking stick by anchor rose live make anchor chain that can not continue to move from anchor eye.

A kind of bottom sets the plate anchor of swivel plate, it is characterised in that: described that stick position on anchor chain is stopped to set Setting makes the rotation angle of swivel plate no more than 45 °.

Compared with the prior art, the beneficial effects of the utility model are embodied in:

1, swivel plate is arranged in the bottom of anchor slab, and swivel plate is stuck in the bayonet of barrel base together with anchor slab when construction, Swivel plate bottom shape triangular in shape, the resistance that the soil body generates it are very small, it is seen that whole device after increase swivel plate Penetration resistance influences very small, the basic indistinction of construction with classic flat-plate anchor.

2, anchor chain passes through anchor eye and is connected with the mooring ring on swivel plate, therefore during tensioning anchor chain, anchor chain pulling force forces Swivel plate rotates, and the setting of stick is stopped to can control the amplitude of the rotation, so that plate anchor be enable to catch certain sea bed The soil body.After plate anchor catches seabed soil, the mooring forces on basis on the one hand can be improved, on the other hand can substantially reduce anchor slab rotation Buried depth loss in the process.

3, classic flat-plate anchor anchor slab top be arranged one can around the wing plate that anchor slab rotate, be envisaged for reduce anchor slab upwards Displacement, but whether wing plate can rotate in the presence of dispute.This technology changes the mentality of designing, and wing plate is arranged in lower part, and logical Crossing anchor chain pulling force forces it to rotate, it is ensured that the rotational steps that swivel plate can be set.Mentioned plate anchor structure is simple, system Facilitate, cost is relatively low, can provide biggish mooring forces for maritime floating platform, net cage for sea farming etc..

Detailed description of the invention

Fig. 1 mentions plate anchor main view by the utility model.

Fig. 2 mentions plate anchor top view by the utility model.

Fig. 3 mentions plate anchor right view by the utility model.

Fig. 4 proposes plate anchor three dimensional structure diagram by the utility model.

Fig. 5 mentions plate anchor component by the utility model and assembles first three dimension structural schematic diagram.

The swivel plate that Fig. 6 mentions plate anchor by the utility model rotates main view.

The swivel plate that Fig. 7 mentions plate anchor by the utility model rotates three dimensional structure diagram.

Barrel base sinks to contacting sea bed schematic diagram by self weight when Fig. 8 proposes the construction of plate anchor by the utility model.

Based on barrel base injection sea bed structural schematic diagram when Fig. 9 proposes the construction of plate anchor by the utility model.

Position view after barrel base removes when Figure 10 proposes the construction of plate anchor by the utility model.

Figure 11 mentions plate anchor working state schematic representation by the utility model.

Figure 12 is mentioned the swivel plate change of configuration schematic diagram of plate anchor by the utility model.

Figure 13 is mentioned working state schematic representation after the swivel plate change of configuration of plate anchor by the utility model.

Description of symbols: 1, anchor slab；2, anchor shank；3, anchor eye；4, swivel plate；5, mooring ring；6, rotary shaft；7, block set； 8, anchor chain；9, barrel base；10, stop stick；A, sea bed face.

Specific embodiment

The present invention will be further described with reference to the accompanying drawings and examples.

As shown in Fig. 1-Figure 13, a kind of bottom sets the plate anchor of swivel plate, including anchor slab 1 and swivel plate 4,1 side of anchor slab Plate face is connected with anchor eye 3 by anchor shank 2, and 1 one sides of anchor slab are equipped with the rotary shaft 6 for being parallel to the side, 4 one sides of swivel plate Side is equipped with block set 7, and the block set 7 of swivel plate 4 is rotationally connected with the rotary shaft 6 of anchor slab 1, and 4 plate face of swivel plate is equipped with mooring ring 5, And the mooring ring 5 is ipsilateral positioned at anchor eye 3 when swivel plate 4 turns to and is in same plane with anchor slab 1.

It is two sections that rotary shaft 6, which is divided to, 1 side both ends of anchor slab where two sections of rotary shafts are respectively in, rotation where block set 7 is respectively in 4 side both ends of plate, the block set 7 of swivel plate 4 correspond two sections of rotary shafts 6 for being rotationally connected with anchor slab 1.

Another side opposite with 7 place side of block set of swivel plate 4 is equipped with triangle point.And the triangle point of swivel plate 4 At least one.

Anchor eye 3 is passed through for anchor chain 8, and setting is connected on mooring ring 5 after stopping stick 10, anchor chain 8 to pass through anchor eye 3 on anchor chain 8； After pulling force on anchor chain 8 makes swivel plate 4 rotate by a certain angle, the blocking stick 10 on anchor chain 8 is blocked by anchor eye 3 makes anchor chain 8 can not Continuation is moved from anchor eye 3.The setting of position on anchor chain 8 of stick 10 is stopped to make the rotation angle of swivel plate 4 no more than 45 °.

The utility model includes anchor slab 1 and swivel plate 4；The side of the anchor slab 1 is connected with anchor eye 3, anchor by anchor shank 2 Two side bottoms of plate 1 are equipped with rotary shaft 6；Two upper lateral parts of the swivel plate 4 are equipped with the block set 7 that can entangle rotary shaft 6, rotation The lower part of plate 4 is triangular in shape pointed, is provided with mooring ring 5 in the lower part of swivel plate 4 and the plate face of 3 the same side of anchor eye；Swivel plate 4 Block set 7 entangle the rotary shaft 6 of anchor slab 1 after, swivel plate 4 can be rotated around rotary shaft 6.

The nouns of locality such as above-mentioned " two sides " referred to, " bottom ", " top ", " lower part ", when being based on the construction of mentioned plate anchor Posture determine.Construction Shi Suoti plate anchorage is in plummet state injection sea bed in barrel base, such as Fig. 8 and Fig. 9 institute Show.Under this posture, to determine being specifically directed towards for each noun of locality, the noun of locality that other places are mentioned in specification is also by this posture Presumption obtains.Above-mentioned orientation or positional relationship are orientation based on the figure or positional relationship, are merely for convenience of retouching Description is stated and simplified, rather than indicates or imply that signified device or component must have a particular orientation, construct and grasp Make, therefore should not be understood as limiting the present invention.

Anchor eye 3 is passed through for anchor chain 8, and setting is connected on mooring ring 5 after stopping stick 10, anchor chain 8 to pass through anchor eye 3 on anchor chain 8； After pulling force on anchor chain 8 makes swivel plate 4 rotate by a certain angle, the blocking stick 10 on anchor chain 8 will be blocked by anchor eye 3 makes 8 nothing of anchor chain Method continuation is moved from anchor eye 3；Stop the setting of position on anchor chain 8 of stick 10 that the rotation angle of swivel plate 4 should be made to be not more than 45°。

Mooring ring 5 and anchor eye 3 are located at the same side of plate anchor, facilitate the connection of anchor chain 8.One end of anchor chain 8 passes through anchor eye 3 After be fixed on mooring ring 5, anchor chain 8 can carry out the sliding of certain distance in anchor eye 3, i.e. anchor chain 8 be not fixedly connected with anchor eye 3. One blocking stick 10 is set on the anchor chain 8 between mooring ring 5 and anchor eye 3, and stopping the length of stick 10 to be sufficiently large makes it can not It passes through, through anchor eye 3.

Since the endpoint mooring of anchor chain 8 is on the mooring ring 5 on swivel plate 4, when tensioning anchor chain 8, anchor chain pulling force makes to rotate Plate 4 is forced to rotate and close to anchor eye 3.When tensioning anchor chain 8 connects the blocking stick 10 being located on anchor chain 8 with anchor eye 3 After touch, stick 10 is stopped to be blocked by anchor eye 3, to make anchor chain 8 that can not continue to move from anchor eye 3.At this point, the position of swivel plate 4 Also relatively fixed, no longer rotate.Therefore the rotational steps of swivel plate 4 are determined by position of the blocking stick 10 on anchor chain 8, are stopped The setting of position on anchor chain 8 of stick 10 should make the rotation angle of swivel plate 4 no more than 45 °.

Rotary shaft 6, mooring ring 5, stops the intensity of stick 10 and rigidity that should meet the requirements at block set 7, does not send out under bad working environments Raw buckling and failure, and there is enough safety stocks.

Mentioned plate anchor is constructed using barrel base 9.Barrel base 9 is bottom end opening, the back-off of top closure is big Diameter steel rounding bucket when installation, makes in its partial insertion soil by staving self weight to form confined space in predetermined maritime area first, Then the gas or liquid in extraction bucket between the soil body are gradually pressed into sea bed to make staving is inside and outside to form pressure difference Predetermined depth completes installation.Plate anchor is by the heavy effect indentation sea bed that passes through of Blade fence to projected depth.By bucket When plate anchor is installed on shape basis, notch need to be set to the bottom of barrel base, be capable of clamping barrel base and fixed plate anchor.Bucket A pair of of anchor slab notch is arranged along a diametrical direction in the bottom on shape basis 9, and an anchor eye is arranged in the side vertical with the diametrical direction Notch.Plate anchor clamp enter 9 bottom respective slot of barrel base and be fixed after structural schematic diagram as shown in Fig. 8 and Fig. 9.Anchor The depth of board slot mouth and anchor eye notch, after plate anchor clamp should be made to enter respective slot, anchor slab contacts each respective slot with anchor eye simultaneously Top.

A kind of bottom mentioned sets the construction method of the plate anchor of swivel plate, is described in detail as follows:

1, plate anchor is assembled；

One end of anchor chain 8 is fixed on mooring ring 5 after passing through anchor eye 3, and stops stick 10 between mooring ring 5 and anchor eye 3 Anchor chain 8 on.Plate anchor clamp is entered 9 bottom respective slot of barrel base and is fixed, while making mooring using ancillary measure Anchor chain 8 between ring 5 and anchor eye 3 is tightly attached to swivel plate 4, anchor slab 1, on anchor shank 2, to reduce resistance of the anchor chain 8 in heavy pass through.

2, barrel base sinks to contacting sea bed by self weight；

Barrel base 9 is lifted by crane, makes it into seawater and in plummet state, gradually transfers barrel base 9, make it certainly Recast is with sinking contact sea bed and is pressed into sea bed certain depth, as shown in Figure 8.

In general, barrel base 9 should be greater than the length of anchor slab notch in the depth that Gravitative Loads are pushed down into sea bed, make barrel-shaped base The bottom of plinth 9 is sealed by seabed soil, internal to form closed space, is formed negative pressure for subsequent extraction air and is provided necessity Condition.

3, extracting negative pressure makes barrel base injection sea bed to projected depth；

The top of barrel base 9 is provided with Inlet and outlet water (gas) valve, and connecting tube and Inlet and outlet water (gas) valve are fixedly linked, passed through Connecting tube extracts the air inside barrel base out, forms internal and external pressure difference, barrel base injection into seabed soil, final bucket The plate anchor of shape foundation bottom is pressed into seabed soil to projected depth, as shown in Figure 9.

4, barrel base is removed；

After plate anchor is pressed into sea bed to projected depth, by connecting tube to 9 inner inflatable of barrel base, make barrel base 9 gradually float, and final lifting removes barrel base.After barrel base removes, plate anchor is only remained in seabed soil, such as Figure 10 It is shown.

5, tensioning anchor chain makes anchor slab be rotated up to design requirement.

Tensioning anchor chain 8, anchor chain pulling force make swivel plate 4 be forced to rotate and close to anchor eye 3, when stopping stick 10 and anchor eye After 3 are in contact, swivel plate 4 is no longer rotated.Hereafter continue tensioning anchor chain 8, the whole hair that anchor slab 1 and swivel plate 4 form Raw movement, until construction terminates when the pulling force applied reaches design value.Possibility working condition such as Figure 11 institute of mentioned plate anchor Show.

4 bottom of swivel plate is given in 1 ~ Fig. 7 of attached drawing, the pointed situation of one triangle is set, in fact, can also change The shape of mutarotation rotating plate 4, can be pointed in 4 bottom of swivel plate, two triangles of setting, as shown in Figure 12 and Figure 13.

Swivel plate is arranged in the bottom of anchor slab, and swivel plate is stuck in the bayonet of barrel base together with anchor slab when construction, revolves Rotating plate bottom shape triangular in shape, the resistance that the soil body generates it are very small, it is seen that sink after increasing swivel plate to whole device Pass through the basic indistinction of construction that drag effects are very small, with classic flat-plate anchor；Anchor chain passes through the mooring ring on anchor eye and swivel plate It is connected, therefore during tensioning anchor chain, anchor chain pulling force forces swivel plate to rotate, and the setting of stick is stopped to can control the rotation Amplitude, so that plate anchor be enable to catch certain seabed soil.After plate anchor catches seabed soil, basis on the one hand can be improved Mooring forces, on the other hand can substantially reduce in anchor slab rotary course buried depth loss；Classic flat-plate anchor is arranged on anchor slab top One can be envisaged for reducing the upward displacement of anchor slab, but whether wing plate can rotate in the presence of dispute around the wing plate that anchor slab rotates. This technology changes the mentality of designing, and wing plate is arranged and forces it to rotate in lower part, and by anchor chain pulling force, it is ensured that swivel plate The rotational steps that can be set.Mentioned plate anchor structure is simple, and easy to make, cost is relatively low, can be maritime floating platform, sea Water aquaculture net cage etc. provides biggish mooring forces.

The case where partial shape and part connection type of plate anchor are shown only in attached drawing can be with according to mentioned thinking Change the shape and connection type of swivel plate, the bottom for forming other correlation types sets the plate anchor of swivel plate, belongs to this The equivalent modifications and change of technology, details are not described herein again.

The attached figures are only used for illustrative purposes and cannot be understood as limitating the patent；In order to better illustrate this embodiment, attached Scheme certain components to have omission, zoom in or out, does not represent the size of actual product；To those skilled in the art, The omitting of some known structures and their instructions in the attached drawings are understandable；The same or similar label corresponds to same or similar Component；The terms describing the positional relationship in the drawings are only for illustration, should not be understood as the limitation to this patent.

The utility model is not limited to above-mentioned specific embodiment, according to above content, according to the ordinary skill of this field Knowledge and customary means, under the premise of not departing from the utility model above-mentioned basic fundamental thought, the utility model can also be made Equivalent modifications, replacement or the change of other diversified forms, all fall within the protection scope of the utility model.

Claims (6)

1. the plate anchor that a kind of bottom sets swivel plate, it is characterised in that: including anchor slab and swivel plate, anchor slab side plate face passes through anchor Handle is connected with anchor eye, and one side of anchor slab is equipped with the rotary shaft for being parallel to the side, and one side of the swivel plate is equipped with block set, The block set of swivel plate is rotationally connected with the rotary shaft of anchor slab, and swivel plate plate face is equipped with mooring ring, and the mooring ring is in swivel plate It turns to ipsilateral positioned at anchor eye when being in same plane with anchor slab.

2. the plate anchor that a kind of bottom according to claim 1 sets swivel plate, it is characterised in that: the rotary shaft is divided into two Section, anchor slab side both ends where two sections of rotary shafts are respectively in, swivel plate side both ends where block set is respectively in, the block set of swivel plate Correspond two sections of rotary shafts for being rotationally connected with anchor slab.

3. the plate anchor that a kind of bottom according to claim 1 sets swivel plate, it is characterised in that: the swivel plate and block set The opposite another side in place side is equipped with triangle point.

4. the plate anchor that a kind of bottom according to claim 3 sets swivel plate, it is characterised in that: the triangle of the swivel plate Shape point at least one.

5. the plate anchor that a kind of bottom according to claim 1 sets swivel plate, it is characterised in that: the anchor eye is worn for anchor chain More, setting is connected on mooring ring after stopping stick, anchor chain to pass through anchor eye on anchor chain；Pulling force on anchor chain keeps swivel plate rotation certain After angle, the blocking stick on anchor chain is lived to make anchor chain that can not continue to move from anchor eye by anchor rose.

6. the plate anchor that a kind of bottom according to claim 5 sets swivel plate, it is characterised in that: the blocking stick is in anchor chain The setting of upper position makes the rotation angle of swivel plate no more than 45 °.