CN109573827A

CN109573827A - One kind is convenient for adjusting combined square grab mechanisms

Info

Publication number: CN109573827A
Application number: CN201811552064.7A
Authority: CN
Inventors: 胡静波
Original assignee: Jiangsu Changfeng Marine Equipment Manufacturing Co Ltd
Current assignee: Jiangsu Changfeng Marine Equipment Manufacturing Co Ltd
Priority date: 2018-12-19
Filing date: 2018-12-19
Publication date: 2019-04-05
Anticipated expiration: 2038-12-19
Also published as: CN109573827B

Abstract

The invention discloses one kind convenient for adjusting combined square grab mechanisms, including fixed disk, the bottom end of fixed disk is equipped with terminal pad, terminal pad is connected by snap device with fixed disk, snap device includes being located at the symmetrically arranged hook in fixed disk two sides, hook is arcuate structure, the groove of hook is equipped with kelly, kelly is L-shaped structure, the other side of kelly is connected with terminal pad, terminal pad side bottom end is symmetrically arranged with fixinig plate, fixinig plate is equipped with the card slot to match with hook close to the side of snap device, it links up with the side far from fixinig plate and is equipped with fixture block, fixture block is connected by roller bearing with hook.The utility model has the advantages that being suitable for adverse circumstances, it is hardly damaged, it is also convenient for maintenance convenient for crawl fines, so that using diversification；Entire design has power high, and startability is good, easy to use, saves the working time；And close mechanism is then protected in rotary cutting mechanism when not in use, improves the service life of rotary cutting mechanism, is reduced costs.

Description

One kind is convenient for adjusting combined square grab mechanisms

Technical field

The present invention relates to grabbing to propose machinery manufacturing technology field, it particularly relates to which a kind of grab bucket convenient for adjusting combined square Device.

Background technique

Grab bucket is a kind of foldings crawl mainly by the two combination buckets in left and right or multiple jaws and draws off hanging for bulk material Tool, grab bucket can be divided into fluid pressure type grab bucket and mechanical grab bucket two major classes by driving method, and fluid pressure type grab bucket itself is equipped with folding knot Structure is generally driven with hydraulic cylinder, and hydraulic grab is applied in hydraulic class special equipment than wide, such as hydraulic crawler excavator, liquid Press hoist tower etc.；And itself is mechanically grabbed bucket without configuration opening-closing structure, usually by power drive outside rope or connecting rod, it is special to press operation Point can be divided into twin rope grab and single rope grab, and the most commonly used is twin rope grabs.

Some dirts and water weeds are often generated in existing some large-scale ponds, it is every to be both needed to after a period of time It will be by manually going to fish for mud and cutting water weeds, and existing pond dirt and water weeds are all made of manually-operated place Reason mode, the degree of automation is low, and there is working environments for this mode badly, there is complicated for operation, cleaning speed is slow, labour The defects of intensity is big and working efficiency is low, it is serious to compromise the health of operator.

For the problems in the relevant technologies, currently no effective solution has been proposed.

Summary of the invention

For the problems in the relevant technologies, the present invention proposes one kind convenient for adjusting combined square grab mechanisms, to overcome now There is above-mentioned technical problem present in the relevant technologies.

For this purpose, the specific technical solution that the present invention uses is as follows:

For one kind convenient for adjusting combined square grab mechanisms, including fixed disk, the bottom end of the fixed disk is equipped with terminal pad, institute It states terminal pad and is connected by snap device with the fixed disk, the snap device includes symmetrical positioned at the fixed disk two sides The hook of setting, the hook are arcuate structure, and the groove of the hook is equipped with kelly, and the kelly is L-shaped structure, described The other side of kelly is connected with the terminal pad, and terminal pad side bottom end is symmetrically arranged with fixinig plate, and the fixinig plate leans on The side of the nearly snap device is equipped with to be set with the card slot linked up with and matched, the side for linking up with the separate fixinig plate There is fixture block, the fixture block is connected by roller bearing with the hook, and the bottom end of the fixture block is equipped with damping spring；

The bottom end of the fixed disk is equipped with attachment base, and the bottom end two sides of the attachment base are symmetrically arranged with connecting rod one and connection Bar two, the connecting rod one and the connecting rod two are L-shaped structure, and the bottom end side of the connecting rod one is equipped with connecting rod one, The bottom end side of the connecting rod two is equipped with connecting rod two, and the connecting rod one and the connecting rod two pass through shaft one and the connection Bar one is connected with the connecting rod two, and the top side of the connecting rod one and the connecting rod two is equipped with joining rod, the rank Extension bar is connected by shaft two with the connecting rod one and the connecting rod two, and the top side of the joining rod is equipped with top plate, The top plate is connected by shaft three with the joining rod, and the top middle portion of the top plate is equipped with hydraulic stem, the hydraulic stem Top successively intert the bottom end of the attachment base and the terminal pad and extend to the fixed disk top be equipped with hydraulic cylinder, The bottom end of the connecting rod one is equipped with crawl valve one, and the bottom end of the connecting rod two is equipped with the crawl to match with the crawl valve one Valve two, the top of the crawl valve one and the side for being located at the connecting rod one are equipped with strut one, the top of the strut one and institute Connecting rod one is stated to be connected, it is described crawl valve two top and be located at the connecting rod two side be equipped with strut two, the strut Two top is connected with the connecting rod two, and the bottom end of the crawl valve one and the crawl valve two, which is open, is equipped with hole slot, institute The inner wall two sides for stating hole slot are symmetrically arranged with sliding slot one, are equipped with rotary cutting mechanism between the adjacent sliding slot one.

Further, the rotary cutting mechanism includes driving motor one and is located at one outer wall of driving motor around uniform point The cutter plate of cloth, the driving motor one are connected by shaft with the sliding slot one, in the sliding slot one equipped with it is described The electronic sliding block that shaft is connected, the bottom end of the hole slot are equipped with close mechanism.

Further, the close mechanism includes the annular for being located at the crawl valve one and crawl two inner wall of valve Gear, successively arrangement is equipped with several sliding slots two in the ring gear, and the sliding slot two is arcuate structure, several sliding slots Fixing clasp is equipped between two, the other end of the fixing clasp is connected with the close out sheet for being located at two side of sliding slot It connects, and each close out sheet intermeshing, the close out sheet are arranged in the fixed disk of the ring gear center, It is equipped with the through slot to match with the close out sheet in the fixed disk, and is equipped with and the fixing clasp phase on the outside of the fixed disk Matched groove, the side of the ring gear are equipped with meshed gear, and the axle center of the gear is respectively and positioned at institute Crawl valve one is stated to be connected with two output end of driving motor of crawl two inner wall of valve.

Further, the side of the groove is equipped with bolt, one end of the bolt be interspersed in the fixed disk with The side of the close out sheet is connected.

Further, the ring gear is equipped with limit close to the side both ends of the wherein described sliding slot two of the gear Block.

Further, the close mechanism is located at the opening of the hole slot bottom end, and the crawl valve one and described grabs The outer wall of valve two is taken to be equipped with phosphor strip.

Further, the crawl valve one and the crawl valve two are petal-like structures, and the crawl valve one and institute The side bottom end for stating crawl valve two is equipped with several equally distributed leakage holes.

Further, the driving motor one and the driving motor two are waterproof machine, and the crawl valve one and institute The outer wall for stating crawl valve two is equipped with around equipped with reinforcing rib.

Further, the top of the fixed disk is equipped with crane, and the fixed disk is located at the transmission arm of the crane On.

Further, L shape gag lever post is equipped between the adjacent crawl valve one and the crawl valve two.

The invention has the benefit that the quantity of rotary cutting mechanism can pass through rotary cutting mechanism depending on working environment demand Setting, be able to achieve quick, the efficient rotary cutting function of the present invention, solve existing pond dirt and water weeds processing is difficult The problem of, realize mechanization processing pond dirt and water weeds function, it is small with labor intensity, with it is easy to operate, The advantages that clearing up the advantages that speed is fast and work efficiency is high, is suitable for adverse circumstances, is hardly damaged, also convenient for maintenance to be convenient for grabbing Fines are taken, so that using diversification；Entire design has power high, and startability is good, easy to use, saves the working time；And Close mechanism is then protected in rotary cutting mechanism when not in use, is improved the service life of rotary cutting mechanism, is reduced costs.

Detailed description of the invention

It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings Obtain other attached drawings.

Fig. 1 is a kind of structural scheme of mechanism convenient for adjusting combined square grab mechanisms according to an embodiment of the present invention；

Fig. 2 is that a kind of structure convenient for adjusting the snap device of combined square grab mechanisms according to an embodiment of the present invention is shown One of be intended to；

Fig. 3 is that a kind of structure convenient for adjusting the snap device of combined square grab mechanisms according to an embodiment of the present invention is shown The two of intention；

Fig. 4 is that a kind of structure convenient for adjusting the snap device of combined square grab mechanisms according to an embodiment of the present invention is shown The three of intention；

A kind of Fig. 5 structural representation convenient for adjusting the close mechanism of combined square grab mechanisms according to an embodiment of the present invention Figure；

Fig. 6 according to the embodiment of the present invention it is a kind of convenient for adjust combined square grab mechanisms rotary cutting mechanism structural representation Figure.

In figure:

1, fixed disk；2, terminal pad；3, snap device；4, it links up with；5, kelly；6, fixinig plate；7, card slot；8, fixture block；9, Damping spring；10, attachment base；11, connecting rod one；12, connecting rod two；13, connecting rod one；14, connecting rod two；15, shaft one；16, Joining rod；17, shaft two；18, top plate；19, shaft three；20, hydraulic stem；21, hydraulic cylinder；22, valve one is grabbed；23, valve is grabbed Two；24, strut one；25, strut two；26, hole slot；27, sliding slot one；28, L shape gag lever post；29, driving motor one；30, cutter Disk；31, shaft；32, electronic sliding block；33, close mechanism；34, ring gear；35, sliding slot two；36, fixing clasp；37, it is closed Piece；38, fixed disk；39, through slot；40, groove；41, gear；42, driving motor two；43, bolt；44, limited block.

Specific embodiment

To further illustrate that each embodiment, the present invention are provided with attached drawing, these attached drawings are that the invention discloses one of content Point, mainly to illustrate embodiment, and the associated description of specification can be cooperated to explain the operation principles of embodiment, cooperation ginseng Examine these contents, those of ordinary skill in the art will be understood that other possible embodiments and advantages of the present invention, in figure Component be not necessarily to scale, and similar component symbol is conventionally used to indicate similar component.

According to an embodiment of the invention, providing a kind of convenient for adjusting combined square grab mechanisms.

Embodiment one,

It is according to an embodiment of the present invention convenient for adjusting combined square grab mechanisms, including fixed disk 1 if Fig. 1-6 shows, it is described The bottom end of fixed disk 1 is equipped with terminal pad 2, and the terminal pad 2 is connected by snap device 3 with the fixed disk 1, the buckle Mechanism 3 include be located at 1 two sides of fixed disk it is symmetrically arranged hook 4, it is described hook 4 be arcuate structure, it is described hook 4 it is recessed Kelly 5 is equipped at slot, the kelly 5 is L-shaped structure, and the other side of the kelly 5 is connected with the terminal pad 2, the company It connects 2 side bottom end of disk and is symmetrically arranged with fixinig plate 6, the fixinig plate 6 is equipped with and the hook close to the side of the snap device 3 4 card slots 7 to match, 4 sides far from the fixinig plate 6 of the hook are equipped with fixture block 8, and the fixture block 8 passes through roller bearing and institute It states hook 4 to be connected, the bottom end of the fixture block 8 is equipped with damping spring 9；

The bottom end of the fixed disk 1 is equipped with attachment base 10, and the bottom end two sides of the attachment base 10 are symmetrically arranged with connecting rod one 11 and connecting rod 2 12, the connecting rod 1 and the connecting rod 2 12 are L-shaped structure, the bottom end of the connecting rod 1 Side is equipped with connecting rod 1, and the bottom end side of the connecting rod 2 12 is equipped with connecting rod 2 14, the connecting rod 1 and the connecting rod 2 14 are connected by shaft 1 with the connecting rod 1 and the connecting rod 2 12, the connecting rod 1 and the company The top side of bar 2 14 is equipped with joining rod 16, and the joining rod 16 passes through shaft 2 17 and the connecting rod 1 and the company Bar 2 14 is connected, and the top side of the joining rod 16 is equipped with top plate 18, the top plate 18 by shaft 3 19 with it is described Joining rod 16 is connected, and the top middle portion of the top plate 18 is equipped with hydraulic stem 20, and institute is successively interted on the top of the hydraulic stem 20 It states the bottom end of attachment base 10 and the terminal pad 2 and extends to the top of the fixed disk 1 equipped with hydraulic cylinder 21, the connecting rod one 13 bottom end is equipped with crawl valve 1, and the bottom end of the connecting rod 2 12 is equipped with the crawl valve to match with the crawl valve 1 2 23, it is described crawl valve 1 top and be located at the connecting rod 1 side be equipped with strut 1, the strut 1 Top is connected with the connecting rod 1, it is described crawl valve 2 23 top and be located at the connecting rod 2 14 side be equipped with branch Bar 2 25, the top of the strut 2 25 are connected with the connecting rod 2 14, the crawl valve 1 and the crawl valve 2 23 Bottom end be open be equipped with hole slot 26, the inner wall two sides of the hole slot 26 are symmetrically arranged with sliding slot 1, the adjacent sliding slot 1 Between be equipped with rotary cutting mechanism.

With the aid of the technical scheme, the quantity of rotary cutting mechanism can pass through rotary cutting mechanism depending on working environment demand Setting, be able to achieve quick, the efficient rotary cutting function of the present invention, solve existing pond dirt and water weeds processing is difficult The problem of, realize mechanization processing pond dirt and water weeds function, it is small with labor intensity, with it is easy to operate, The advantages that clearing up the advantages that speed is fast and work efficiency is high, is suitable for adverse circumstances, is hardly damaged, also convenient for maintenance to be convenient for grabbing Fines are taken, so that using diversification；Entire design has power high, and startability is good, easy to use, saves the working time；And Close mechanism 33 is then protected in rotary cutting mechanism when not in use, is improved the service life of rotary cutting mechanism, is reduced costs.

Embodiment two,

As shown in figures 1 to 6, the rotary cutting mechanism include driving motor 1 and be located at the one 29 outer wall ring of driving motor Around equally distributed cutter plate 30, the driving motor 1 is connected by shaft 31 with the sliding slot 1, the cunning The electronic sliding block 32 being connected with the shaft 31 is equipped in slot 1, the bottom end of the hole slot 26 is equipped with close mechanism 33, The close mechanism 33 includes the ring gear 34 for being located at the crawl valve 1 and crawl 2 23 inner wall of valve, described Successively arrangement is equipped with several sliding slots 2 35 in ring gear 34, and the sliding slot 2 35 is arcuate structure, several sliding slots two Be equipped with fixing clasp 36 between 35, the other end of the fixing clasp 36 with the close out sheet that is located at 2 35 side of sliding slot 37 are connected, and each close out sheet 37 is intermeshed, and the close out sheet 37 is arranged with positioned at 34 centre bit of ring gear In the fixed disk 38 set, the through slot 39 to match with the close out sheet 37, and the fixed disk 38 are equipped in the fixed disk 38 Outside is equipped with the groove 40 to match with the fixing clasp 36, and the side of the ring gear 34 is equipped with meshed tooth Wheel 41, the axle center of the gear 41 is respectively and positioned at the crawl valve 1 and the driving motor two for grabbing 2 23 inner wall of valve 42 output ends are connected, and the side of the groove 40 is equipped with bolt 43, and one end of the bolt 43 is interspersed in the fixation Disk 38 is connected with the side of the close out sheet 37, wherein described sliding slot two 35 of the ring gear 34 close to the gear 41 Side both ends be equipped with limited block 44.

Embodiment three,

As seen in figs. 5-6, the close mechanism 33 is located at the opening of 26 bottom end of hole slot, and the crawl valve 1 It is equipped with phosphor strip with the outer wall of the crawl valve 2 23, the crawl valve 1 and the crawl valve 2 23 are petal-shaped Structure, and the side bottom end of the crawl valve 1 and the crawl valve 2 23 is equipped with several equally distributed leakage holes, it is described Driving motor 1 and the driving motor 2 42 are waterproof machine, and the crawl valve 1 and the crawl valve 2 23 is outer Wall is equipped with around reinforcing rib is equipped with, and the top of the fixed disk 1 is equipped with crane, and the fixed disk 1 is located at the crane Transmission arm on, between the adjacent crawl valve 1 and the crawl valve 2 23 be equipped with L shape gag lever post 28.

Working principle；When work, the present apparatus is mounted on the support arm of crane, then crane work drives and controls The present apparatus, the starting of close mechanism 33 make driving motor 2 42 with the rotation of moving gear 41, gear 41 are made to drive ring gear 34 inverse The rotation of hour hands rotation, ring gear 34 drives fixing clasp 36 in the outer wall movement progress close out sheet 37 of fixed disk 38, in turn Make bolt 43 of the close out sheet 37 in fixed disk 38 that the rotation of track be fixed, divides each close out sheet 37 to fixed disk 38 It dissipates, is open to 26 bottom end of hole slot of crawl valve 1 and the crawl valve 2 23, electronic sliding block 32 drives rotary cutting mechanism to exist Sliding slot 1 is being displaced, and the bottom end of cutter plate 30 is exposed outside across opening, starts one 29 band of driving motor at this time Dynamic cutter plate 30 rotates, and cuts to water weeds, and after cutting, running hydraulic cylinder 21 drives hydraulic stem 20 to bottom It moves, hydraulic stem 20 is made to push top plate 18 to bottom offset, drive joining rod 16 in shaft 1 while top plate 18 is to bottom offset It under effect, inwardly squeezes, and then makes to grab valve 1 and grab valve 2 23 to close up crawl, it is final to realize to pond water weeds Function is grabbed, and snap device 3 is then easily installed and dismantles, and reaches and uses different grab bucket mechanisms.

In conclusion the quantity of rotary cutting mechanism can be according to working environment demand by means of above-mentioned technical proposal of the invention Depending on, by the setting of rotary cutting mechanism, it is able to achieve quick, the efficient rotary cutting function of the present invention, solves existing pond dirt The difficult problem with water weeds processing, realizes the function of mechanization processing pond dirt and water weeds, has labour strong Spend it is small, have many advantages, such as the advantages that easy to operate, cleaning speed is fast and work efficiency is high, be suitable for adverse circumstances, not rapid wear It is bad, it is also convenient for maintenance convenient for crawl fines, so that using diversification；Entire design has power high, and startability is good, user Just, the working time is saved；And close mechanism 33 is then protected in rotary cutting mechanism when not in use, improves the use of rotary cutting mechanism Service life reduces costs.

In the present invention unless specifically defined or limited otherwise, term " installation ", " setting ", " connection ", " fixation ", " Being screwed on, " equal terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be with It is mechanical connection, is also possible to be electrically connected；It can be directly connected, two can also be can be indirectly connected through an intermediary The interaction relationship of connection or two elements inside a element, unless otherwise restricted clearly, for the common of this field For technical staff, the specific meanings of the above terms in the present invention can be understood according to specific conditions.

The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.

Claims

1. one kind is convenient for adjusting combined square grab mechanisms, which is characterized in that including fixed disk (1), the bottom of the fixed disk (1) End is equipped with terminal pad (2), and the terminal pad (2) is connected by snap device (3) with the fixed disk (1), the fastening machine Structure (3) includes being located at the symmetrically arranged hook (4) in the fixed disk (1) two sides, and the hook (4) is arcuate structure, the extension The groove of hook (4) is equipped with kelly (5), and the kelly (5) is L-shaped structure, the other side of the kelly (5) and the terminal pad (2) it is connected, terminal pad (2) the side bottom end is symmetrically arranged with fixinig plate (6), and the fixinig plate (6) is close to the fastening machine The side of structure (3) be equipped with the card slot (7) that matches of hook (4), the hook (4) far from the fixinig plate (6) one Side is equipped with fixture block (8), and the fixture block (8) is connected by roller bearing with the hook (4), and the bottom end of the fixture block (8) is equipped with resistance Buddhist nun's spring (9)；

The bottom end of the fixed disk (1) is equipped with attachment base (10), and the bottom end two sides of the attachment base (10) are symmetrically arranged with connecting rod One (11) and connecting rod two (12), the connecting rod one (11) and the connecting rod two (12) are L-shaped structure, the connecting rod The bottom end side of one (11) is equipped with connecting rod one (13), and the bottom end side of the connecting rod two (12) is equipped with connecting rod two (14), described Connecting rod one (13) and the connecting rod two (14) pass through shaft one (15) and the connecting rod one (11) and the connecting rod two (12) it is connected, the top side of the connecting rod one (13) and the connecting rod two (14) is equipped with joining rod (16), the linking Bar (16) is connected by shaft two (17) with the connecting rod one (13) and the connecting rod two (14), the top of the joining rod (16) End side is equipped with top plate (18), and the top plate (18) is connected by shaft three (19) with the joining rod (16), the top The top middle portion of plate (18) is equipped with hydraulic stem (20), and the attachment base (10) and institute are successively interted in the top of the hydraulic stem (20) It states the bottom end of terminal pad (2) and the top for extending to the fixed disk (1) is equipped with hydraulic cylinder (21), the bottom of the connecting rod one (13) End is equipped with crawl valve one (22), and the bottom end of the connecting rod two (12) is equipped with the crawl valve to match with crawl valve one (22) Two (23), the top of crawl valve one (22) and the side for being located at the connecting rod one (13) are equipped with strut one (24), the branch The top of bar one (24) is connected with the connecting rod one (11), it is described crawl valve two (23) top and be located at the connecting rod two (14) side is equipped with strut two (25), and the top of the strut two (25) is connected with the connecting rod two (14), the crawl The bottom end of valve one (22) and crawl valve two (23), which is open, is equipped with hole slot (26), and the inner wall two sides of the hole slot (26) are symmetrical Equipped with sliding slot one (27), rotary cutting mechanism is equipped between the adjacent sliding slot one (27).

2. according to claim 1 a kind of convenient for adjusting combined square grab mechanisms, which is characterized in that the rotary cutting mechanism It is described including driving motor one (29) and positioned at driving motor one (29) outer wall around equally distributed cutter plate (30) Driving motor one (29) is connected by shaft (31) with the sliding slot one (27), is equipped with and the axis in the sliding slot one (27) The bottom end of the electronic sliding block (32) that bar (31) is connected, the hole slot (26) is equipped with close mechanism (33).

3. according to claim 2 a kind of convenient for adjusting combined square grab mechanisms, which is characterized in that the close mechanism It (33) include the ring gear (34) for being located at crawl valve one (22) and described crawl valve two (23) inner wall, the annular Successively arrangement is equipped with several sliding slots two (35) in gear (34), and the sliding slot two (35) is arcuate structure, several sliding slots It is equipped between two (35) fixing clasp (36), the other end of the fixing clasp (36) is and positioned at the sliding slot two (35) one The close out sheet (37) of side is connected, and each close out sheet (37) is intermeshed, and the close out sheet (37) is arranged with positioned at described In the fixed disk (38) of ring gear (34) center, it is equipped in the fixed disk (38) and matches with the close out sheet (37) Through slot (39), and the groove (40) that matches with the fixing clasp (36), the ring are equipped on the outside of the fixed disk (38) The side of shape gear (34) is equipped with meshed gear (41), and the axle center of the gear (41) is respectively and positioned at the crawl Valve one (22) is connected with driving motor two (42) output end of described crawl valve two (23) inner wall.

4. according to claim 3 a kind of convenient for adjusting combined square grab mechanisms, which is characterized in that the groove (40) Side be equipped with bolt (43), one end of the bolt (43) is interspersed in the fixed disk (38) and the close out sheet (37) Side be connected.

5. according to claim 4 a kind of convenient for adjusting combined square grab mechanisms, which is characterized in that the ring gear (34) the side both ends close to the wherein described sliding slot two (35) of the gear (41) are equipped with limited block (44).

6. according to claim 1 a kind of convenient for adjusting combined square grab mechanisms, which is characterized in that the close mechanism (33) it is located at the opening of the hole slot (26) bottom end, and the outer wall of crawl valve one (22) and crawl valve two (23) is equal Equipped with phosphor strip.

7. according to claim 1 a kind of convenient for adjusting combined square grab mechanisms, which is characterized in that the crawl valve one (22) and the crawl valve two (23) is petal-like structures, and crawl valve one (22) and it is described grab valve two (23) one Side bottom end is equipped with several equally distributed leakage holes.

8. according to claim 1 a kind of convenient for adjusting combined square grab mechanisms, which is characterized in that the driving motor One (29) and the driving motor two (42) are waterproof machine, and crawl valve one (22) and crawl valve two (23) outside Wall is equipped with around equipped with reinforcing rib.

9. according to claim 1 a kind of convenient for adjusting combined square grab mechanisms, which is characterized in that the fixed disk (1) top is equipped with crane, and the fixed disk (1) is located on the transmission arm of the crane.

10. according to claim 1 a kind of convenient for adjusting combined square grab mechanisms, which is characterized in that grabbed described in adjacent It takes and is equipped with L shape gag lever post (28) between valve one (22) and the crawl valve two (23).