CN110526134B - Rotary boom hanging type net lifting power pulley - Google Patents
Rotary boom hanging type net lifting power pulley Download PDFInfo
- Publication number
- CN110526134B CN110526134B CN201910903257.0A CN201910903257A CN110526134B CN 110526134 B CN110526134 B CN 110526134B CN 201910903257 A CN201910903257 A CN 201910903257A CN 110526134 B CN110526134 B CN 110526134B
- Authority
- CN
- China
- Prior art keywords
- net
- lifting
- rotary
- power pulley
- guard plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000000725 suspension Substances 0.000 claims description 32
- 238000000034 method Methods 0.000 claims description 7
- 230000007246 mechanism Effects 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 230000009471 action Effects 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 4
- 239000013505 freshwater Substances 0.000 claims description 4
- 230000005484 gravity Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000000903 blocking effect Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 241000251468 Actinopterygii Species 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/06—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes with jibs mounted for jibbing or luffing movements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/16—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes with jibs supported by columns, e.g. towers having their lower end mounted for slewing movements
- B66C23/163—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes with jibs supported by columns, e.g. towers having their lower end mounted for slewing movements where only part of the column rotates, i.e. at least the bottom part is fixed
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/64—Jibs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/72—Counterweights or supports for balancing lifting couples
- B66C23/74—Counterweights or supports for balancing lifting couples separate from jib
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/82—Luffing gear
- B66C23/821—Bracing equipment for booms
- B66C23/826—Bracing equipment acting at an inclined angle to vertical and horizontal directions
- B66C23/828—Bracing equipment acting at an inclined angle to vertical and horizontal directions where the angle is adjustable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/84—Slewing gear
- B66C23/86—Slewing gear hydraulically actuated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/08—Driving gear incorporating fluid motors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/14—Power transmissions between power sources and drums or barrels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/001—Servomotor systems with fluidic control
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/04—Special measures taken in connection with the properties of the fluid
- F15B21/041—Removal or measurement of solid or liquid contamination, e.g. filtering
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Means For Catching Fish (AREA)
Abstract
The invention relates to a rotary boom hanging type net lifting power pulley, wherein a rotary motor drives a rotary table to rotate, the rotary table is rotationally connected with the lower end of a boom, the upper end of the boom is rotationally connected with one end of a connecting rod, and the other end of the connecting rod is hung and connected with the power pulley through a hanging ring connector; the lower end of the first oil cylinder is rotationally connected with the rotary table, and the upper end of the first oil cylinder is rotationally connected with the arm support; the lower end of the second oil cylinder is rotationally connected with the arm support, and the upper end of the second oil cylinder is rotationally connected with the lifting rod; the power pulley comprises a main shaft, a pair of rotating drums are sleeved on the main shaft to form a V-shaped opening for net collecting and lifting, and a distance adjusting gasket is fixed between the rotating drums or outside the axial connecting end of the rotating drums through screws. The whole-course hydraulic control of the net lifting operation not only quickens the net lifting speed, but also greatly reduces the labor intensity of manual assistance and net lifting operation, and simultaneously improves the production safety and the fishing efficiency.
Description
Technical Field
The invention relates to a rotary boom hanging type net lifting power pulley, and belongs to the technical field of fishing equipment.
Background
The purse net fishing, the stream stab net fishing and the combined fishing are main methods for fishing fresh water on a large water surface, but because the stream stab net fishing method has great damage to aquatic organisms, the purse net and the blocking net combined fishing mode are adopted at present, and the common point is that the large-area purse net (blocking net) is mainly utilized to drive fish shoals to a specific water area space so as to gather and catch the fish shoals. However, the existing large-water-surface fresh water fishing purse net or net blocking net lifting and collecting device is low in mechanization degree, a plurality of devices are operated semi-mechanically and semi-manually, a plurality of operation procedures are finished by means of manual operation, operation automation cannot be achieved, labor intensity is high, net lifting efficiency is low, and operation period is greatly prolonged.
Disclosure of Invention
The invention aims to provide a rotary boom hanging type net lifting power pulley, which solves the technical problems that the existing power pulley is single in net, poor in balance, small in net lifting position adjustment range, poor in operation control effect and the like, can effectively adjust net lifting width according to the dimension of the net, adjusts net lifting height and direction of the power pulley according to the optimal net lifting position, completes uniform dispatching operation through centralized control, and is convenient to install, good in stability and simple to operate and control.
The invention adopts the following technical scheme:
the rotary boom hanging type net lifting power pulley comprises a rotary motor 4, a rotary table 3, an arm support 5, a lifting rod 7, a first oil cylinder 6, a second oil cylinder 8, a lifting ring connector 9 and a power pulley 10; the rotary motor 4 drives the rotary table 3 to rotate, the rotary table 3 is rotationally connected with the lower end of the arm support 5, the upper end of the arm support 5 is rotationally connected with one end of the connecting rod 7, and the other end of the connecting rod 7 is hung and connected with the power pulley 10 through the hanging ring connector 9; the lower end of the first oil cylinder 6 is rotationally connected with the rotary table 3, and the upper end of the first oil cylinder is rotationally connected with the arm support 5; the lower end of the second oil cylinder 8 is rotationally connected with the arm support 5, and the upper end of the second oil cylinder is rotationally connected with the lifting rod 7; the power pulley 10 comprises a main shaft 16, a pair of rotating drums 14 are sleeved on the main shaft 16 to form a V-shaped opening for net collecting and net lifting, a distance adjusting gasket 17 is fixed between the rotating drums 14 or outside the axial connecting end of the rotating drums 14 through screws, and the distance between the rotating drums 14 is adjusted by changing the distance adjusting gaskets 17 with different thicknesses or adjusting the installation positions of the distance adjusting gaskets (17), so that the width of the V-shaped opening is adjusted; the rotating drum 14 is driven by a hydraulic motor 18.
Preferably, the power pulley 10 further comprises a left guard plate 12 and a right guard plate 13 arranged at the bell mouth end of the rotary drum 14, and the hydraulic motor 18 is arranged on the left guard plate 12 or the right guard plate 13; a gear transmission mechanism 19 is arranged between the left guard plate 12 and the right guard plate 13, a stop rod 20 is arranged between the lower ends of the left guard plate 12 and the right guard plate 13, an annular suspension arm 11 is arranged between the upper ends of the left guard plate 12 and the right guard plate 13, and the upper end of the annular suspension arm 11 is connected with the lifting ring connector 9.
Preferably, the annular suspension arm 11 is divided into two ends of a fixed suspension arm 11a and a movable suspension arm 11b, the fixed suspension arm 11a is connected with the movable suspension arm 11b through a pin shaft, and the lower end of the fixed suspension arm 11a is connected with the right guard plate 13 through a bolt; the movable suspension arm 11b is divided into two sections which are connected in a rotating way, and the lower end of the lower section of the movable suspension arm is movably connected with the left guard board 12 through a pin shaft.
Preferably, the lower part of the rotary table 3 is connected with the base 1 through a rotary bearing 2, and one end of the rotary table 3 is provided with a weight box for balancing the lifting weight.
Preferably, the distance-adjusting gasket 17 adjusts the minimum slot distance of the rotating drum wheel according to the net bunching-shaped scale of the net, so as to ensure the maximum friction force between the net and the power pulley; rubber wear blocks 15 are provided at intervals and offset on the inner side of the pair of rotating drums 14.
Preferably, the power pulley 10 is connected with the lifting rod 7 through a hanging connector 9, and the connection position is right above the gravity center position of the power pulley 10.
Preferably, the rotary boom hanging type net lifting power pulley is applied to the lifting and collecting of net tools in the process of large water surface fresh water fishing operation.
In the control method of the rotary boom hanging type net lifting power pulley, an oil pump 23 is started, oil is filtered from an oil tank 21 through a fine filter 22, high-pressure oil is input into the oil pump 23 to generate high-pressure oil, and the high-pressure oil is input into a proportional reversing valve group 25 through an oil outlet pipe and an overflow valve 24; the power pulley is controlled by a control handle on the hydraulic centralized remote control table 26 to control each action; the net lifting operation of the power pulley is adjusted through a net lifting control handle 27; adjusting the optimal net-lifting position of the power pulley by turning the control handle 30; the telescopic amplitude variation of the first oil cylinder and the second oil cylinder is controlled through the arm support control handle 28 and the lifting rod control handle 29, and the optimal lifting height is adjusted.
The invention has the beneficial effects that:
1) The whole net lifting operation of the rotary boom hanging net lifting power pulley is realized through a mechanical mechanism and a hydraulic control system, the change of a net lifting area is realized through a slewing bearing, the net lifting height and the radius are adjusted through the amplitude change of an oil cylinder, the change of the net lifting speed is realized through a hydraulic motor, the whole net lifting operation is hydraulically controlled, the net lifting speed is accelerated, the labor intensity of manual assistance and net lifting operation is greatly reduced, and meanwhile, the production safety and the fishing efficiency are improved;
2) Has important significance for comprehensively improving the level of mechanization and automation of large water surface fishing.
3) The structural design of the power pulley is ingenious: a distance adjusting gasket is fixed between the rotating drums or outside the axial connecting end of the rotating drums through screws, the distance between a pair of rotating drums is adjusted by changing the distance adjusting gaskets with different thicknesses or adjusting the axial installation positions of the distance adjusting gaskets, and then the width of the V-shaped opening is adjusted, so that the adaptability of the power pulley to different specifications of net tools can be enhanced, and meanwhile, the smoothness of lifting different net tools is ensured; the movable suspension arm and the fixed suspension arm are also ingenious in design, and are convenient to detach and install locally.
Drawings
Fig. 1 is a schematic view of a swing boom hook type net power tackle of the present invention.
FIG. 2 is a schematic view of a turret structure;
FIG. 3 is a schematic view of a front cross-sectional structure of the power pulley;
FIG. 4 is a hydraulic schematic of a hydraulic control system;
wherein: the hydraulic lifting device comprises a base, a 2-slewing bearing, a 3-slewing table, a 4-slewing motor, a 5-arm support, a 6-first oil cylinder, a 7-lifting rod, a 8-second oil cylinder, a 9-lifting ring connector, a 10-power pulley, an 11-annular lifting arm, a 11 a-fixed lifting arm, a 11 b-movable lifting arm, a 12-left guard plate, a 13-right guard plate, a 14-rotating drum, a 15-rubber wear-resisting block, a 16-main shaft, a 17-distance adjusting gasket, a 18-hydraulic motor, a 19-gear transmission mechanism, a 20-blocking rod, a 21-oil tank, a 22-fine filter, a 23-oil pump, a 24-overflow valve, a 25-proportion reversing valve bank, a 26-hydraulic centralized control platform, a 27-lifting control handle, a 28-arm support control handle, a 29-lifting rod control handle, a 30-slewing control handle, a 31-filter and a 32-level gauge.
Detailed Description
The invention will be further described with reference to the drawings and specific examples.
As shown in fig. 1 to fig. 4, the rotary boom hanging type net lifting power pulley provided by the embodiment comprises a rotary boom for changing the net lifting position, a power pulley arranged on the rotary arm support and a hydraulic control system for controlling the running operation of the rotary arm support and the power pulley.
As shown in fig. 1, the rotary suspension arm comprises a base 1, a rotary support 2 is arranged at the upper end of the base, a rotary table 3 with a counterweight is arranged at the upper end of the rotary support (as shown in fig. 2), a rotary motor 4 is arranged on the rotary table, the rotary table 3 realizes 360-degree rotation through the action of the rotary motor 4 and the rotary support 2, the net-lifting operation space of a fishing boat is fully utilized, and the manpower adjustment is reduced; the boom 5 is arranged on the rotary table, the bottom end of the boom 5 is hinged with the top end of the rotary table 3, a first oil cylinder 6 is hinged between the side end of the boom 5 and the side end of the rotary table 3, the top end of the boom 5 is hinged with a boom 7, a second oil cylinder 8 is hinged between the side end of the boom 5 and the side end of the lifting rod 7, the top end of the lifting rod 7 is provided with a power pulley 10 through a lifting ring connector 9, and the boom 5 and the boom 7 are subjected to amplitude variation through the first oil cylinder 6 and the second oil cylinder 8, so that the lifting operation of the power pulley 10 at different heights and radiuses is realized;
as shown in fig. 3, the power pulley 10 includes a left rotating drum 14, a right rotating drum 14, a plurality of rubber abrasion-resistant blocks 15 embedded in the surfaces of the rotating drums in an annular array, a main shaft 16 arranged on the inner side of the rotating drum 14, a distance adjusting gasket 17 arranged on the axial connecting end of the rotating drum 14, a left guard plate 12 and a right guard plate 13 arranged on the bell mouth end of the rotating drum 14, a hydraulic motor 18 arranged on the right guard plate 13, a gear transmission mechanism 19 arranged between the rotating drum 14 and the right guard plate 13, a baffle rod 20 arranged between the lower ends of the left guard plate 12 and the right guard plate 13, and annular suspension arms 11 arranged on the upper ends of the left guard plate 12 and the right guard plate 13;
with continued reference to fig. 3, the annular suspension arm 11 includes a fixed suspension arm 11a and a movable suspension arm 11b, the left end of the fixed suspension arm 11a is connected with the right end of the movable suspension arm 11b through a pin shaft, the top end is connected with the lifting rod 7 through the lifting ring connector 9, the lower end is fixedly connected with the right guard plate 13 through bolts, the lower end of the movable suspension arm 11b is connected with the right guard plate 13 through bolts, and the design and connection mode of the annular suspension arm 11 are beneficial to the disassembly and maintenance of the power pulley;
referring to fig. 1, one end of the rotary table 3 is provided with a weight box for balancing the weight of the hoisting end, so that the system operates stably (as shown in fig. 2);
referring to fig. 3, the distance-adjusting spacer 17 can adjust the minimum slot distance of the rotating drum wheel according to the dimension of the net lifting beam of the net, so as to ensure the maximum friction force between the net and the power pulley;
referring to fig. 1, the power pulley 10 is connected with the lifting rod 7 through a hanging connector 9, and the connection position is right above the gravity center position of the power pulley 10, so that the vibration generated by unbalance is reduced;
as shown in fig. 4, when the net hauler starts to work, firstly the oil pump 23 is started, oil is filtered from the oil tank 21 through the fine filter 22, high-pressure oil is generated by inputting the oil pump 23, the high-pressure oil is input into the proportional reversing valve group 25 through the oil outlet pipe and the overflow valve 24, the power pulley is controlled by the control handle on the hydraulic centralized remote control table 26 to control each action, the net hauling work of the power pulley is adjusted by the net hauling control handle 27, the optimal net hauling place of the power pulley is adjusted by the rotary control handle 30, the boom control handle 28 and the lifting rod control handle 29 are mainly responsible for the telescopic amplitude variation of the first oil cylinder and the second oil cylinder, and the optimal net hauling height is adjusted.
The foregoing is a preferred embodiment of the present invention, and various changes and modifications may be made therein by those skilled in the art without departing from the general inventive concept, and such changes and modifications should be considered as falling within the scope of the claimed invention.
Claims (6)
1. The utility model provides a rotary suspension arm hanging net power pulley which characterized in that:
the device comprises a rotary motor (4), a rotary table (3), an arm support (5), a lifting rod (7), a first oil cylinder (6), a second oil cylinder (8), a lifting ring connector (9) and a power pulley (10);
the rotary motor (4) drives the rotary table (3) to rotate, the rotary table (3) is rotationally connected with the lower end of the arm support (5), the upper end of the arm support (5) is rotationally connected with one end of the lifting rod (7), and the other end of the lifting rod (7) is hung with the power pulley (10) through the hanging ring connecting body (9);
the lower end of the first oil cylinder (6) is rotationally connected with the rotary table (3), and the upper end of the first oil cylinder is rotationally connected with the arm support (5); the lower end of the second oil cylinder (8) is rotationally connected with the arm support (5), and the upper end of the second oil cylinder is rotationally connected with the lifting rod (7);
the power pulley (10) comprises a main shaft (16), a pair of rotating drums (14) are sleeved on the main shaft (16) to form a V-shaped opening for net collecting and net lifting, a distance adjusting gasket (17) is fixed between the rotating drums (14) or outside the axial connecting end of the rotating drums through screws, the distance between the rotating drums (14) is adjusted by changing the distance adjusting gaskets (17) with different thicknesses or adjusting the installation positions of the distance adjusting gaskets (17), and then the width of the V-shaped opening is adjusted; the rotating drum (14) is driven by a hydraulic motor (18);
the lower part of the rotary table (3) is connected with the base (1) through a rotary bearing (2), and one end of the rotary table (3) is provided with a weight box for balancing the lifting weight;
the power pulley (10) is connected with the lifting rod (7) through a hanging connector (9), and the connection position is right above the gravity center of the power pulley (10).
2. The rotary-boom-hung net-lifting power tackle of claim 1, wherein: the power pulley (10) further comprises a left guard plate (12) and a right guard plate (13) which are arranged at the horn mouth end of the rotary drum (14), and the hydraulic motor (18) is arranged on the left guard plate (12) or the right guard plate (13); a gear transmission mechanism (19) is arranged between the left guard plate (12) and the right guard plate (13), a stop rod (20) is arranged between the lower ends of the left guard plate (12) and the right guard plate (13), an annular suspension arm (11) is arranged between the upper ends of the left guard plate (12) and the right guard plate (13), and the upper end of the annular suspension arm (11) is connected with the hanging ring connector (9).
3. The rotary-boom-hung net-lifting power tackle of claim 2, wherein: the annular suspension arm (11) is divided into two ends of a fixed suspension arm (11 a) and a movable suspension arm (11 b), the fixed suspension arm (11 a) is connected with the movable suspension arm (11 b) through a pin shaft, and the lower end of the fixed suspension arm (11 a) is connected with the right guard plate (13) through a bolt; the movable suspension arm (11 b) is divided into two sections which are connected in a rotating way, and the lower end of the lower section of the movable suspension arm is movably connected with the left guard board (12) through a pin shaft.
4. The rotary-boom-hung net-lifting power tackle of claim 1, wherein: the distance-adjusting gasket (17) adjusts the minimum slot distance of the rotating drum wheel according to the net bunching-shaped scale of the net tool, and ensures the maximum friction force between the net tool and the rotating drum wheel (14) of the power pulley; rubber wear-resistant blocks (15) are arranged on the inner side of the pair of rotating drums (14) at intervals and in a staggered manner.
5. The rotary-boom-hung net-lifting power tackle of claim 1, wherein: the rotary boom hanging type net lifting power pulley is applied to the lifting and collecting of net tools in the process of large water surface fresh water fishing operation.
6. A method of controlling a swing boom hanging net hauler as claimed in claim 1, wherein:
the oil pump (23) is started, oil is filtered from the oil tank (21) through the fine filter (22), high-pressure oil is generated by inputting the oil pump (23), and the high-pressure oil is input into the proportional reversing valve group (25) through the oil outlet pipe and the overflow valve (24);
the power pulley is controlled by a control handle on a hydraulic centralized remote control table (26) to control each action;
the net lifting operation of the power pulley is adjusted through a net lifting control handle (27);
the optimal net-lifting place of the power pulley is adjusted by rotating the control handle (30);
the telescopic amplitude variation of the first oil cylinder and the second oil cylinder is controlled through the arm support control handle (28) and the lifting rod control handle (29), and the optimal lifting height is adjusted.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910903257.0A CN110526134B (en) | 2019-09-24 | 2019-09-24 | Rotary boom hanging type net lifting power pulley |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910903257.0A CN110526134B (en) | 2019-09-24 | 2019-09-24 | Rotary boom hanging type net lifting power pulley |
Publications (2)
Publication Number | Publication Date |
---|---|
CN110526134A CN110526134A (en) | 2019-12-03 |
CN110526134B true CN110526134B (en) | 2024-02-20 |
Family
ID=68669812
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910903257.0A Active CN110526134B (en) | 2019-09-24 | 2019-09-24 | Rotary boom hanging type net lifting power pulley |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN110526134B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112727111A (en) * | 2020-12-25 | 2021-04-30 | 重庆城市职业学院 | Scenic spot modular building construction equipment and use method |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2031997U (en) * | 1987-04-14 | 1989-02-08 | 中国水产科学研究院渔业机械仪器研究所 | Arch-type net folding machine |
CN201440587U (en) * | 2009-07-09 | 2010-04-21 | 国家电网公司 | Line-releasing pulley |
CN203575405U (en) * | 2013-09-29 | 2014-05-07 | 宁波捷胜海洋开发有限公司 | Floating ball traction machine |
CN104925229A (en) * | 2015-06-30 | 2015-09-23 | 石狮市东奇船舶机械有限公司 | Purse seining power tackle with rotating arm being hung laterally |
KR101942409B1 (en) * | 2018-10-25 | 2019-04-17 | 주식회사 신진스테이지 | Driving equipment for the stage facility that can be installed in various forms and stage facility including the same |
CN208925015U (en) * | 2018-09-12 | 2019-06-04 | 石狮市东奇船舶机械有限公司 | A kind of suspension type hauling power blocks |
-
2019
- 2019-09-24 CN CN201910903257.0A patent/CN110526134B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2031997U (en) * | 1987-04-14 | 1989-02-08 | 中国水产科学研究院渔业机械仪器研究所 | Arch-type net folding machine |
CN201440587U (en) * | 2009-07-09 | 2010-04-21 | 国家电网公司 | Line-releasing pulley |
CN203575405U (en) * | 2013-09-29 | 2014-05-07 | 宁波捷胜海洋开发有限公司 | Floating ball traction machine |
CN104925229A (en) * | 2015-06-30 | 2015-09-23 | 石狮市东奇船舶机械有限公司 | Purse seining power tackle with rotating arm being hung laterally |
CN208925015U (en) * | 2018-09-12 | 2019-06-04 | 石狮市东奇船舶机械有限公司 | A kind of suspension type hauling power blocks |
KR101942409B1 (en) * | 2018-10-25 | 2019-04-17 | 주식회사 신진스테이지 | Driving equipment for the stage facility that can be installed in various forms and stage facility including the same |
Also Published As
Publication number | Publication date |
---|---|
CN110526134A (en) | 2019-12-03 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN205114894U (en) | Manual formula wall type swing crane; derrick | |
CN110526134B (en) | Rotary boom hanging type net lifting power pulley | |
WO2012010075A1 (en) | Swing type double-well oil pumping machine | |
CN205577896U (en) | Novel high -efficient mechatronic workover machine | |
CN102120548B (en) | Hydraulic telescopic suspension arm | |
CN210366784U (en) | Civil engineering is with dismantled and assembled small-size machinery hoisting accessory | |
CN202220059U (en) | Fully variable frequency electric maintenance crane for rock breaking plant | |
CN109052186A (en) | A kind of novel slewing crane and its application method with spiral arm slewing equipment | |
CN210944590U (en) | Hanging net power coaster that plays of gyration davit | |
CN205275160U (en) | High altitude construction device | |
CN108757026B (en) | Convenient-to-adjust drainage device in groove of underground winch base | |
CN205709610U (en) | A kind of cantilever crane | |
CN210915031U (en) | Novel municipal administration road bridge construction is with hanging machine | |
CN201625590U (en) | Lifting device of vertical and rotary drum-suspending disc separator | |
CN105369787B (en) | A kind of water surface fence collects guider | |
CN218231594U (en) | Lower beam-adding lifting hook of double-hook bridge portal crane | |
CN219194292U (en) | Mast for engineering machinery | |
CN211110741U (en) | Adjustable well support well descending device | |
CN209778091U (en) | Top drive drilling system body upset maintenance frame | |
CN220664710U (en) | Hanging bracket for installing air processor | |
CN220684511U (en) | Novel double-speed multipurpose winch | |
CN217264582U (en) | Mounting bracket for fire-fighting equipment mounting engineering | |
CN201635705U (en) | Double-well swinging arm type oil pumping device | |
CN220412712U (en) | Fixing structure convenient for suspending machine tool | |
CN219751720U (en) | Auxiliary crane for pit wall installation |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |