Summary of the invention
The present invention is directed to prior art deficiency, provide a kind of hitch structure of ball float hauling machine, ball float can be separated with net by this hitch structure automatically, reduces the operational ton of workman.
In order to solve the problems of the technologies described above, the present invention is solved by following technical proposals: a kind of hitch structure of ball float hauling machine, described hitch structure comprises the first support, described first support is provided with logical ball, described logical ball side is provided with two relative rotating disks, described first support two ends are provided with hydraulic motor, and two described center of turntable are connected with the output shaft of two described hydraulic motors respectively.Adopt this hitch structure to drive ball float by logical ball by dial rotation, ball float can be separated automatically with fishing net.
In technique scheme, preferably, described rotating disk is truncated cone-shaped, and the face that described rotating disk is relative is little disc, and little disc described at least one is provided with projection.
In technique scheme, preferably, two described rotating disk arranged outside have the first protective cover.
In technique scheme, preferably, the second protective cover is all provided with outside described hydraulic motor.
In technique scheme, preferably, described first support is also provided with rotational structure, comprise the turning arm connecting rotating disk, described turning arm is connected with described first holder pivots, described turning arm is provided with the first projection, described first support is provided with the second projection, described first projection and the second projection are hinged with the first hydraulic cylinder two ends respectively.
In technique scheme, preferably, the identical and series connection of two described hydraulic motor models, described hydraulic motor side is provided with hydraulic lock.
In technique scheme, preferably, the sidewall of described rotating disk is provided with blend stop, and described blend stop length is different, and long blend stop and short blend stop uniform intervals are distributed in the sidewall of described rotating disk
The present invention compared with prior art, there is following beneficial effect: the present invention adopts this hitch structure to drive ball float by logical ball by dial rotation, ball float can be separated automatically with fishing net, and be provided with blend stop to increase the friction between ball float and rotating disk, and the different blend stop of length goes for the fishing net that ball float varies in size.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the present invention is described in further detail: see Fig. 1 to Fig. 5, a kind of hitch structure of ball float hauling machine, parts as ball float hauling machine are used for fishing net to be separated with ball float, ball float hauling machine comprises lifting structure 1 and hitch structure 2, described hitch structure 2 comprises the first support 21, described first support 21 is provided with logical ball 211, described logical ball 211 side is provided with two relative rotating disks 22, described rotating disk 22 is truncated cone-shaped, the little disc 221 of two described rotating disks 22 is relative, in the present embodiment, two little discs 221 are parallel, distance between two little discs 221 is 60mm, the sidewall of described rotating disk 22 is provided with blend stop 222, arranging blend stop 222 is increase frictional force to increase between rotating disk 22 and ball float, rotating disk 22 is made more easily to drive ball float, can both fit with rotating disk 22 to make large small floating ball, described blend stop 222 length is different, short blend stop is arranged on large disc 223 place near rotating disk, long blend stop and short blend stop uniform intervals are distributed in the sidewall of described rotating disk 22, the little disc 221 of rotating disk 22 described at least one is provided with protruding 224, in the present embodiment, the little disc 221 of two described rotating disks 22 is provided with protruding 224, and two described protruding 224 relative, arranging protruding 224 is that rope in order to prevent network edge from wearing ball float drops, distance between protruding 224 is less than the diameter of rope, the tightr rope that some rope wearing ball float is worn due to ball float can not drop, just can not arrange protruding 224.Described first 21 frame two ends are provided with hydraulic motor 23, the output shaft of two described rotating disk 22 centers hydraulic motor 23 described with two is respectively connected, two described rotating disk 22 arranged outside have the first protective cover 24, described first protective cover 24 can prevent because the reason ball floats such as wind are from the both sides landing of rotating disk 22, originally ball float landing can be prevented more greatly by what done by rotating disk 22, but produce its precision because rotating disk 22 has done greatly to affect, beat when rotating disk 22 rotates very large, ball float can be made to beat, have influence on arrangement net, width outside described first protective cover 24 is greater than the width of inner side, in the present embodiment, described first protective cover 22 forms truncated cone-shaped cover by connecting straight-bar between two circular rods varied in size, easily fishing net is tied in shaft-like because hydraulic motor 23 is smaller, therefore outside two described hydraulic motors 23, the second protective cover 25 is all provided with, in the present embodiment, the pole that described second protective cover 25 is two bendings is welded on outside described first protective cover 24.
Conveniently net and ball float are passed logical ball 211, described first support 21 is also provided with the rotational structure 26 of the spacing for increasing two rotating disks 22, comprise the turning arm 261 connecting rotating disk 22, described turning arm 261 is rotationally connected with described first support 21, described turning arm 261 is provided with the first projection 262, described first support 21 is provided with the second projection 263, described first projection 262 and the second projection 263 hinged with the first hydraulic cylinder 264 two ends respectively, by the rotation of the extension and contraction control rotational structure 26 of the expansion link of described first hydraulic cylinder 264.
In order to ensure the uniformity that rotating disk 22 rotates, identical and the series connection of two described hydraulic motor 23 models, this ball float hauling machine operationally rotating disk 22 rotates, and the process turntable 22 sometimes arranging net needs to suspend rotation, in order to prevent fishing net in time-out rotation process from reversing with rotating disk 22, two described hydraulic motor 23 sides are provided with hydraulic lock (not shown in FIG.).
Described lifting structure 1 comprises base 11, described base 11 bottom is provided with flange 111, described flange 111 is provided with some the first through holes 112 for being connected with hull, the 3rd protective cover 113 is provided with above described flange 111, in the present embodiment, described 3rd protective cover 113 is for being fixed on the annular ring above described flange 111, and annular ring is fixed by some poles and base 11.Described base 11 inside is provided with annular connecting portion 114, described annular connecting portion 114 is provided with the first motor 12, described first motor 12 comprises stator 121 and rotor 122, described stator 121 adopts bolt to fix with described annular connecting portion 114, described rotor 122 is with bolts the first bar 13, bottom described first bar 13 and described base 11 cross section is circle, diameter bottom described first bar 13 is greater than the diameter of described base 11 upper end, described first bar 13 is provided with annular retaining ring 131 with described base 11 contact position, be circulated in the first motor 12 for preventing water subsidiary above rainwater and fishing net and cause motor to corrode and fault.Rock to prevent the first bar 13 radial direction, copper sheathing 115 is provided with between described first bar 13 and described base 11, described copper sheathing 115 is fixed on described base 11, and described copper sheathing 115 inner ring and described first bar 13 are fitted, and described first bar 13 is provided with guidance panel 132.
Described first bar 13 upper end is fixedly installed the second vertical bar 14, one end of described second bar 14 two ends hinged 3rd bar 15 of difference and the 4th bar 16, the other end of described 3rd bar 15 and described 4th bar 16 is all hinged with the 5th bar 17, on described second bar 14, the distance of two pin joints is identical with the distance of two pin joints on described 5th bar 17, on described 3rd bar 15, the distance of two pin joints is identical with the distance of two pin joints on described 4th bar 16, this structure is adopted to make the second bar 14, 3rd bar 15, 4th bar 16, 5th bar 17 forms parallelogram sturcutre, and because the second bar 14 is vertically fixed on the first bar 13 upper end all the time, in any case it is parallel with described second bar 14 so just can to ensure to rotate the 5th bar 17, therefore described 5th bar 17 is in vertical state all the time, described 5th bar 17 is provided with the second motor 18, the output shaft of described second motor 18 connects described first support 21, the plane at described first support 21 place is vertical with described 5th bar 17, this makes the first support 21 remain and plane-parallel, when hitch structure 2 is worked, angle is constant all the time, more stable during work.
Also include the second hydraulic cylinder 19 and the 3rd hydraulic cylinder (is arranged side by side with the second hydraulic cylinder, not shown on figure), described second hydraulic cylinder 19 and described 3rd hydraulic cylinder two ends are hinged on described first bar 13 and described 4th bar 16 respectively, and described second hydraulic cylinder 19 and described 3rd hydraulic cylinder are parallel to each other.
When this ball float hauling machine needs transport, two ropes of lifting machine are separately fixed on the hanger of the first bar 13 and the 4th bar 16, then lift by crane, owing to can rotate between the first bar 13 and the 4th bar 16, complete in the second hydraulic cylinder 19 and the support of the 3rd hydraulic cylinder, because weight is very large, the second hydraulic cylinder 19 and the 3rd hydraulic cylinder can be damaged, therefore described first bar 13 is provided with the first connecting portion 133 near hitch structure 2 side, described 4th bar 16 lower end is provided with the second connecting portion 161, described first connecting portion 133 coordinates with described second connecting portion 161, in the present embodiment, described first connecting portion 133 is provided with the second through hole 134, described second connecting portion 161 is provided with third through-hole 162, when lifting by crane, the 4th bar 16 bending is aimed to the second through hole 134 and third through-hole 162, then in the second through hole 134 and third through-hole 162, penetrate bolt the angle between the first bar 13 and the 4th bar 16 is fixed, and then lift by crane, such second hydraulic cylinder 19 and the 3rd hydraulic cylinder would not be subject to gravity effect and damage by pressure, thus reach the object of described second hydraulic cylinder 19 of protection and described 3rd hydraulic cylinder.