CN115126024A - Self-adaptive variable-angle environment-friendly reamer and underwater ditcher with same - Google Patents

Abstract

The invention discloses an adaptive variable-angle environment-friendly reamer and an underwater ditching machine having the same. The invention comprises: a first reamer part, wherein the first reamer part includes a plurality of chain reamers; a reversing part, which changes The reversing part includes a plurality of reversing parts, a reversing part is connected between two adjacent chain reamers, and the reversing part can realize the variable angle adjustment between the two adjacent chain reamers; and the first Two reamer parts, the second reamer part includes a basket reamer, the basket reamer is connected to one end of the chain reamer at the end of the first reamer part through an adapter part, and the adapter part can realize chain reamer Variable angle adjustment between knife and basket reamer. With the above arrangement, since the reversing member can realize the variable angle adjustment between the two adjacent chain reamers, the adaptor can realize the variable angle adjustment between the chain reamer and the basket reamer, thereby realizing environmental protection reamer. The angle adjustment of the knife, that is, the excavation angle can be adjusted according to the mechanical properties of the soil, that is, the depth of the trench can be adjusted accordingly.

Description

An adaptive variable-angle environment-friendly reamer and an underwater trencher with the same

technical field

The invention relates to the technical field of cable laying devices, in particular to an adaptive variable-angle environment-friendly reamer and an underwater trencher with the same.

Background technique

In the existing underwater seabed trenching device, the angle between the hinge and the seabed is generally in the form of a straight line during the trenching process, and it is difficult to realize or achieve variable-angle excavation in the form of a curve, so that the excavation resistance is large, and the hinge is difficult to achieve. The effect of excavation and soil breaking is not good, so that the use scene of the whole device is relatively simple and it is inconvenient to use.

In order to overcome the above shortcomings and improve the low efficiency of the existing trencher when excavating hard soil, the present invention proposes a variable-angle environment-friendly reamer. And realize automatic adjustment, achieve the effect of better excavation of soil and reduce excavation resistance.

SUMMARY OF THE INVENTION

The present invention aims to solve at least one of the problems in the prior art.

The first purpose of the present invention is to provide an adaptive variable angle environmental protection reamer.

An adaptive variable-angle environmentally friendly reamer according to an embodiment of the present invention includes: a first reamer part, the first reamer part including a plurality of chain reamers; a reversing part, the reversing part including a plurality of chain reamers A reversing piece, one of the reversing pieces is connected between two adjacent chain reamers, and the reversing piece can realize variable angle adjustment between two adjacent chain reamers And the second reamer portion, the second reamer portion comprises a basket reamer, and the basket reamer is connected to one end of the chain reamer at the end of the first reamer portion through an adapter portion , the adapter can realize the variable angle adjustment between the chain reamer and the basket reamer.

According to the above arrangement, since the reversing member can realize the variable angle adjustment between the two adjacent chain reamers, the adaptor can realize the variable angle adjustment between the chain reamer and the basket reamer, Then, the angle adjustment of the environmental protection reamer is realized, that is, the excavation angle can be adjusted according to the mechanical properties of the soil, forming an excavation section with a curved shape and a variable angle, and at the same time, the depth of the trench can be adjusted accordingly.

According to an embodiment of the present invention, the reversing member includes a reversing block, one end of the reversing block is rotatably connected to one end of the chain reamer, and the other end of the reversing block is rotatably connected to the At one end of the other chain reamer adjacent to the one of the chain reamers.

According to an embodiment of the present invention, the adapting part includes a first adapting arm, the first adapting arm is rotatably connected to an end of the reversing member close to the basket reamer; and a second adapting arm The second adapter arm is rotatably connected to the knife shaft of the basket reamer.

According to an embodiment of the present invention, the chain-type reamer includes: a chain, and the number of the chains is two; a first double-row gear, the first double-row gear is two; a second double-row gear, There are also two second double-row gears, wherein one of the first double-row gears and one of the second double-row gears are meshed in the one chain, and the other of the first double-row gears and the The other second double-row gear is meshed and arranged in the other chain; there are two drive shafts, and one of the drive shafts is connected to one of the first double-row gear and the other one. On the first double-row gear, the other drive shaft is connected to one of the second double-row gears and the other second double-row gear, and a drive gear is provided at the center of the drive shaft; the The reversing member further includes a reversing gear, the reversing gear is arranged in the reversing block, and the reversing gear is meshed with the driving gear.

According to an embodiment of the present invention, a support part is provided between any two chains, the support part includes a plurality of support parts, and the support parts envelop: a bottom frame, and one end of the bottom frame is connected to the one On the drive shaft, the other end of the base frame is connected to the other drive shaft; the first connecting seat is provided with two first connecting bases, and the two first connecting bases are respectively provided with the base frame on both sides of the center.

According to an embodiment of the present invention, the commutation member further includes a second connection seat, the number of the second connection seat is two, and the two second connection seats are respectively arranged at the center of the commutation block At both ends of the first connecting seat and the second connecting seat, a hydraulic push rod is arranged.

According to an embodiment of the present invention, each of the chains includes a plurality of chain blocks, and the plurality of chain blocks are provided with two pairs of gears respectively adapted to the first double-row gear and the second double-row gear. There are a plurality of tooth slots, a plurality of first cutter teeth are arranged between the two tooth slots, and a connecting piece is also arranged between the plurality of the chain blocks.

According to an embodiment of the present invention, the basket reamer includes two interconnected reamer bodies, and the reamer bodies are provided with a second blade.

According to an embodiment of the present invention, the reamer body includes: a bottom ring, the center of which is connected with a cutter shaft; and an extension arm, the extension arm is extended to one side along the bottom ring, The extension arm is provided with a second blade.

The second object of the present invention is to propose an underwater trencher.

The underwater trencher according to the embodiment of the present invention includes: a trencher body, and the adaptive variable-angle environment-friendly reamer is connected to the trencher body through a frame.

As set above, the excavation angle can be adjusted according to the mechanical properties of the soil, that is, the depth of the trench can be adjusted accordingly.

Description of drawings

The following drawings are only intended to illustrate and explain the present invention schematically, and do not limit the scope of the present invention. in:

1 is a schematic diagram of a connection structure between an embodiment of the present invention and a frame;

2 is a schematic structural diagram of an embodiment of the present invention;

3 is a schematic structural diagram of an adjacent chain reamer according to an embodiment of the present invention;

4 is a schematic diagram of a partial structure of a chain according to an embodiment of the present invention;

5 is a schematic diagram of the connection structure of the chain reamer and the basket reamer according to the embodiment of the present invention;

6 is a schematic structural diagram of a basket reamer according to an embodiment of the present invention;

FIG. 7 is a schematic structural diagram of an adapter part according to an embodiment of the present invention.

In the picture:

100 - frame;

200-self-adaptive variable angle environmental protection reamer; 210-chain reamer; 211-first double-row gear; 212-second double-row gear; 213-chain; 214-chain block; 2141-tooth slot; 2142-first 1 tooth; 2143-connector; 215-drive shaft; 2151-drive gear; 220-basket reamer; 221-reamer body; 2211-bottom ring; 22111-second tooth; 2212-extension arm; 2213 - Tool shaft; 230 - Support; 231 - Bottom frame; 232 - First connecting seat; 233 - Hydraulic push rod; 240 - Reversing piece; 241 - Second connecting seat, 242 - Reversing block; Gear; 250-transfer part; 251-first transfer arm; 252-second transfer arm; 253-third connection seat; 260-fixed support.

Detailed ways

The present invention will be further described below with reference to the accompanying drawings and embodiments. In the following detailed description, certain exemplary embodiments of the present invention have been described by way of illustration only. Needless to say, as those skilled in the art would realize, the described embodiments may be modified in various different ways, all without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and are not intended to limit the scope of protection of the claims.

As shown in FIGS. 1 to 7 , the self-adaptive variable-angle environment-friendly reamer 200 according to an embodiment of the present invention includes a first reamer part, a reversing part, a second reamer part and a transition part. The first reamer part includes a plurality of chain reamers 210 ; the reversing part includes a plurality of reversing pieces 240 , and one reversing piece 240 is connected between two adjacent chain reamers 210 . The reversing member 240 can realize variable angle adjustment between two adjacent chain reamers; the second reamer part includes a basket reamer 220, which is connected to the first reamer through an adapter part At one end of the chain reamer at the end of the reamer part, the adapter part can realize variable angle adjustment between the chain reamer 210 and the basket reamer 220 .

With the above arrangement, since the reversing member can realize the variable angle adjustment between the two adjacent chain reamers, the adaptor can realize the variable angle adjustment between the chain reamer and the basket reamer, thereby realizing the The angle adjustment of the environmental protection reamer, that is, the excavation angle can be adjusted according to the mechanical properties of the soil, that is, the depth of the trench can be adjusted accordingly.

Further, the reversing member 240 includes a reversing block 242, one end of the reversing block 242 is rotatably connected to one end of the chain reamer 210, and the other end of the reversing block 242 is rotatably connected to the one of the The chain reamer 210 is adjacent to one end of another chain reamer 210 .

As set up above, the reversing block can realize variable angle adjustment between two adjacent chain reamers.

Further, the adapter portion 250 includes a first adapter arm 251 and a second adapter arm 252 . The first adapter arm is rotatably connected to one end of the reversing member close to the basket reamer; the second adapter arm is rotatably connected to the knife shaft of the basket reamer.

With the above arrangement, the adaptor can realize variable angle adjustment between the chain reamer and the basket reamer.

Further, the chain reamer 210 includes: a chain 213 , a first double-row gear 211 , a second double-row gear 212 and a drive shaft 215 . There are two chains 213 ; two first double-row gears 211 ; two second double-row gears 212 , wherein one of the first double-row gears and one of the second double-row gears mesh with each other. It is arranged in the one chain, and the other first double row gear and the other second double row gear are meshed and arranged in the other chain; the drive shafts 215 are arranged in two, one of the drive shafts is connected to the other of the The first double-row gear and the other first double-row gear, and the other drive shaft is connected to one of the second double-row gear and the other second double-row gear, and the center of the drive shaft is provided with a drive shaft. Gear 2151 ; the reversing member 240 further includes a reversing gear 243 , the reversing gear is arranged in the reversing block 242 , and the reversing gear is meshed with the driving gear 2151 .

As set up above, in a chain reamer, the relative angle adjustment of the chain reamer can be realized through the drive shaft on one side; between any adjacent chain reamer, it is realized through the meshing of the reversing gear and the driving gear, and the two angle adjustment.

Further, a support portion is provided between any two chains, and the support portion includes a plurality of support pieces 230 , and the support pieces envelop the base frame 231 and the first connection seat 232 . One end of the base frame 231 is connected to the one drive shaft 215, and the other end of the base frame is connected to the other drive shaft; two first connection seats 232 are provided, and the two first connection seats are respectively provided with the At both sides at the center of the chassis.

Further, the reversing member 240 further includes two second connecting seats 241 . The second connecting seats are provided in two, and the two second connecting seats are respectively arranged at both ends of the center of the reversing block 242 . A hydraulic push rod 233 is disposed between the first connection seat 232 and the second connection seat 241 .

Further, a third connecting seat 253 is disposed at the center of the adapter portion, and a hydraulic push rod 233 is also disposed between the third connecting seat and the second connecting seat.

Further, each of the chains 213 includes a plurality of chain blocks 214, and the plurality of the chain blocks are provided with two tooth slots 2141 respectively adapted to the first double-row gear 211 and the second double-row gear 212, A plurality of first cutter teeth 2142 are arranged between the two tooth slots, and a connecting piece 2143 is also arranged between the plurality of the chain blocks.

Further, the basket reamer 220 includes two reamer bodies 221 connected to each other, and a second blade 22111 is provided on the reamer bodies.

Further, the reamer body includes: a bottom ring 2211 and an extension arm 2212. The center of the bottom ring 2211 is connected with a knife shaft 2213 ; the extending arm 2212 is extended to one side along the bottom ring 2211 , and a second knife edge 22111 is disposed on the extending arm 2212 .

The underwater trencher according to the embodiment of the present invention includes: a trencher body, and the adaptive variable angle environmental protection reamer 200 is connected to the trencher body through the frame 100. Specifically, the adaptive variable angle environmental protection The reamer 200 is connected to the frame 100 through the fixed support 260 .

As set above, the excavation angle can be adjusted according to the mechanical properties of the soil, that is, the depth of the trench can be adjusted accordingly.

The invention has: (1) the seabed ditching angle and the ditching depth can be adjusted, and the soil excavation interface in the shape of a curve is realized; (2) the excavation angle is automatically adjusted according to the mechanical properties of the soil body.

Compared with the prior art, the present invention has the following characteristics:

1. It has the function of automatic adjustment of seabed trenching depth, which can be adjusted through the push-pull movement of the hydraulic push rod, specifically the extension or shortening of the hydraulic push rod. The range is 3m-5m, which is better than the 3m depth required by the specification. On the other hand, the excavation angle during the excavation process can be adjusted to achieve the best soil-breaking function of the reamer and effectively reduce the soil-breaking resistance of the reamer;

2. The environmental protection reamer has the function of changing the angle. The environmental protection reamer includes a chain reamer. Each part of the chain reamer is connected with a reversing gear and a hydraulic push rod to ensure that each part of the chain reamer rotates in the same direction; By adjusting the hydraulic push rod, it can ensure that the chain reamer can form an excellent excavation surface, achieve the best ground breaking effect, and realize efficient and labor-saving ditching operations;

3. The bottom basket reamer uses high-speed fixed-axis rotation. On the one hand, the surrounding soil can be further broken. On the other hand, the rotation of the basket reamer forms a large vortex inside the reeling cage, which can Provide better protection for the mud-water two-phase flow suction operation in the rear.

It is connected to the frame through the fixed support, and then connected with the trencher, and the excavation angle of the soil body is adjusted by the hydraulic rod. The specific work process is detailed as follows:

1. When the trencher reaches the seabed, after the sliding shoes on both sides are in contact with the seabed soil, the hydraulic push rod adjusts the angle between the adjacent chain reamers, thereby changing the excavation angle of the trencher, so as to achieve the predetermined opening. groove depth.

2. During the operation of the trencher, when encountering a relatively hard soil layer, the chain reamer can form a linear shape by adjusting the angle, and perform thin layer excavation on the hard soil layer; when encountering a soil layer with low strength When the chain reamer adjusts the angle, it forms an arc shape with a large curvature, excavates a large area of the surrounding soil layer, and makes full use of the fragility of the soft soil; when the chain reamer operates in an arc shape , which can produce a strong wrapping effect on the cutting soil in front, thereby producing a greater downward pressure on the trencher and increasing the stability of the trenching process.

The above are only exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention. Equivalent changes and modifications made by any person skilled in the art without departing from the concept and principles of the present invention shall fall within the protection scope of the present invention.

Claims (10)

1. The utility model provides a self-adaptation variable angle environmental protection reamer which characterized in that: the self-adaptation becomes angle environmental protection reamer includes:

a first reamer part including a plurality of chained reamers;

the reversing part comprises a plurality of reversing pieces, one reversing piece is connected between two adjacent chain type reamer knives, and the reversing piece can realize variable angle adjustment between the two adjacent chain type reamer; and

the second reamer part comprises a basket reamer, the basket reamer is connected to one end of the chain reamer at the tail end of the first reamer part through a switching part, and the switching part can realize angle-variable adjustment between the chain reamer and the basket reamer.

2. The adaptive variable angle environmental protection reamer of claim 1, wherein: the reversing piece comprises a reversing block, one end of the reversing block is rotatably connected to one end of one chain type reamer, and the other end of the reversing block is rotatably connected to one end of the other chain type reamer adjacent to the one chain type reamer.

3. The adaptive variable angle environmental reamer of claim 2, wherein: the switching portion includes:

the first transfer arm is rotatably connected to one end, close to the basket reamer, of the reversing piece; and

and the second switching arm is rotatably connected to the cutter shaft of the basket reamer.

4. The adaptive variable angle environmental reamer of any one of claims 1 to 3, wherein: the chain reamer includes:

the number of the chains is two;

the first double-row gear is provided with two gears;

the first double-row gear and the second double-row gear are meshed and arranged in one chain, and the other first double-row gear and the other second double-row gear are meshed and arranged in the other chain;

two driving shafts, one of the driving shafts is connected to one of the first double-row gears and the other of the first double-row gears, the other of the driving shafts is connected to one of the second double-row gears and the other of the second double-row gears, and a driving gear is arranged at the center of the driving shaft;

the reversing piece further comprises a reversing gear, the reversing gear is arranged in the reversing block, and the reversing gear is meshed with the driving gear.

5. The adaptive variable angle environmental reamer of claim 4, wherein: be provided with the supporting part between arbitrary two chains, the supporting part includes a plurality of support piece, the support piece envelope:

a bottom frame, one end of which is connected to the one driving shaft and the other end of which is connected to the other driving shaft;

the first connecting seats are arranged in two numbers, and the two first connecting seats are respectively arranged at two sides of the center of the bottom frame.

6. The adaptive variable angle environmental protection reamer of claim 5, wherein: the reversing piece further comprises two second connecting seats, the two second connecting seats are respectively arranged at two ends of the center of the reversing block, and a hydraulic push rod is arranged between the first connecting seat and the second connecting seats.

7. The adaptive variable angle environmental reamer of claim 4, wherein: each the chain includes a plurality of chain pieces, and is a plurality of be provided with on the chain piece respectively with first double gear with two tooth's grooves of the double gear looks adaptation of second, two be provided with a plurality of first sword teeth between the tooth's groove, it is a plurality of still be provided with the connecting piece between the chain piece.

8. The adaptive variable angle environmental protection reamer of claim 1, wherein: the basket type reamer comprises two reamer bodies which are connected with each other, and a second cutting edge is arranged on each reamer body.

9. The adaptive variable angle environmental reamer of claim 8, wherein: the reamer body includes:

the center of the bottom ring is connected with a cutter shaft; and

the extension arm, the extension arm along the bottom ring is to one side extension setting, be provided with the second cutting edge on the extension arm.

10. An underwater ditcher, which is characterized in that the underwater ditcher comprises a ditcher body, and the self-adaptive variable-angle environment-friendly reamer as claimed in any one of claims 1 to 9 is connected to the ditcher body through a frame.

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