CN112931432B - Crab pot capable of being folded quickly - Google Patents
Crab pot capable of being folded quickly Download PDFInfo
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- CN112931432B CN112931432B CN202110204676.2A CN202110204676A CN112931432B CN 112931432 B CN112931432 B CN 112931432B CN 202110204676 A CN202110204676 A CN 202110204676A CN 112931432 B CN112931432 B CN 112931432B
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K69/00—Stationary catching devices
- A01K69/06—Traps
- A01K69/10—Collapsible traps
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Abstract
The invention provides a quickly-folded crab pot, and belongs to the technical field of fishing equipment. The foldable net comprises an upper ring, a lower ring, a driving mechanism and a cylindrical net, wherein the upper ring and the lower ring are coaxially arranged through a plurality of connecting mechanisms, a plurality of connecting devices are circumferentially arranged between the upper ring and the lower ring, each connecting device comprises an upper folding arm, a lower folding arm and a fixing mechanism, one end of each upper folding wall is hinged to the upper ring, one end of each lower folding wall is hinged to the lower ring, the upper folding arms are hinged to the lower folding arms through hinge shafts, when the upper folding arms and the lower folding arms are in a vertical state, the fixing mechanisms can fix the upper folding arms and the lower folding arms, the driving mechanism can enable the upper folding arms and the lower folding arms in the connecting devices to be mutually folded at the same time, and the cylindrical net is coaxially connected between the upper ring and the lower ring. The crab pot can be folded quickly, the size of the crab pot is reduced, and the crab pot is convenient to store.
Description
Technical Field
The invention belongs to the technical field of fishing equipment, and relates to a quickly-folded crab pot.
Background
Crab pots are a net-like tool for catching crabs and are generally composed of an iron frame and a polyethylene mesh grid.
Fishermen often need to carry thousands of crab pots when going out of the sea in order to improve the crab catching efficiency, and the crab pots are thrown into water to trap crabs entering the crab pots and then are recovered. Since the common crab pots are all fixed cage structures, a large amount of storage space is needed, and since the storage space of a fishing boat is limited, the crab pots need to be stacked on a cabin and a deck, and the activity space of a crew is seriously occupied; in addition, the total height of the crab pot stacked on the deck is high, and the crab pot is influenced by storms and waves and is easy to topple, so that the navigation safety of the fishing boat is influenced.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides a quickly-folded crab pot which can be quickly folded, reduce the size of the crab pot and is convenient to store.
The purpose of the invention can be realized by the following technical scheme:
the utility model provides a quick folding crab pot, includes ring and lower ring, go up the ring and the same and through coaxial setting about a plurality of coupling mechanism, a plurality of ring structure down connecting device sets up between last ring and lower ring along circumference, connecting device has: one end of the upper folding arm is hinged to the upper ring, and an upper through groove is formed in the inner side surface of the upper folding arm along the length direction; one end of the lower folding arm is hinged to the lower circular ring, a lower through groove is formed in the inner side surface of the lower folding arm along the length direction, and the lower folding arm is located right below the upper folding arm; the two connecting plates are fixedly arranged on two sides of the upper folding arm respectively and are hinged with the lower folding arm through a hinge shaft; the fixing mechanism is arranged between the upper folding arm and the lower folding arm, and can fix the upper folding arm and the lower folding arm when the upper folding arm and the lower folding arm are both in a vertical state;
the driving mechanism is arranged on the lower circular ring and can simultaneously enable the upper folding arms and the lower folding arms in the connecting devices to be mutually folded;
the crab pot is characterized by comprising a cylindrical netting, wherein the cylindrical netting is coaxially connected between an upper ring and a lower ring, the upper end of the cylindrical netting is connected with a pull rope, and a plurality of crab inlet holes are formed in the peripheral wall of the cylindrical netting.
In the above crab pot capable of being folded quickly, the fixing mechanism comprises:
the limiting block is arranged in the lower through groove of the lower folding arm through a sliding structure, the sliding structure can enable the limiting block to slide along the length direction of the lower through groove, a diagonal plane is arranged at the upper end of the limiting block, and a second fixing plate is arranged at the upper end of the diagonal plane;
taut spring, taut spring's one end links firmly through the inslot on last folding arm through first fixed plate, taut spring's the other end links firmly on the second fixed plate, when taut spring is in taut state, the scarf of articulated shaft and stopper contacts, go up folding arm and lower folding arm and be in same straight line.
In the above crab pot, the sliding structure comprises:
the sliding groove hole is formed in the bottom of the lower through groove along the length direction and is in a long strip shape;
the slide, one side of slide is equipped with a plurality of connecting rod perpendicularly, a plurality of the connecting rod all is in same vertical face, the outer end of connecting rod passes the slotted eye and extends to under and to lead to the inslot and the tip links firmly with the stopper.
In the crab pot capable of being folded quickly, the upper end and the lower end of one side, close to the lower folding arm, of the sliding plate are respectively provided with the roller in a rotating mode, the axial direction of the roller is consistent with the width direction of the lower folding arm, and the wheel surface of the roller is always in contact with the inner side face of the lower folding arm.
In the crab pot capable of being folded quickly, the bottom of the lower through groove is provided with two sliding strips along the length direction, the two sliding strips are respectively positioned on two sides of the sliding groove hole, and the two sliding strips are both contacted with one side of the limiting block close to the bottom of the lower through groove.
In the crab pot capable of being folded quickly, the limiting plate is fixedly arranged at the bottom of the lower through groove and is positioned below the limiting block.
In the above crab pot with quick folding, the driving mechanism comprises:
the cylinder is coaxially and fixedly arranged on the lower circular ring through a plurality of supporting rods, a cavity is formed in the cylinder, a plurality of through holes are formed in the side wall of the cylinder along the circumferential direction, the through holes are communicated with the cavity, the through holes correspond to the lower folding arms one by one, the through holes are opposite to the corresponding lower folding arms, a winding drum is coaxially arranged in the cavity through a rotating structure, and the rotating structure can drive the winding drum to rotate and fix the winding drum at any position;
the folding arm one-to-one under a plurality of stay cord structure and a plurality of, the stay cord structure sets up between corresponding folding arm and reel down, when the reel rotates, the stay cord structure can drive slide and stopper lapse.
In the crab pot that foretell quick folding, the stay cord structure includes:
the fixed pulleys are fixedly arranged on the inner side surfaces of the corresponding lower folding arms;
and one end of each pull rope is fixedly connected to the lower end of the corresponding sliding plate, the other end of each pull rope penetrates through the fixed pulley below the corresponding sliding plate and then penetrates through the corresponding through hole, and the end part of each pull rope is fixedly connected to the winding drum.
In the crab pot capable of being folded quickly, the rotating structure comprises:
the internal thread sleeve is coaxially and fixedly arranged at the top of the cavity;
the blind hole is coaxially formed in the lower side surface of the cylinder, an internal threaded hole is coaxially formed in the bottom of the blind hole, and the internal threaded hole is communicated with the cavity;
the double-screw bolt, the reel is coaxial to be set firmly on the double-screw bolt, the upper end threaded connection of double-screw bolt is intraductal at the internal thread sleeve, the lower extreme threaded connection of double-screw bolt just extends to in the blind hole at the internal thread, and the double-screw bolt tip that is located the blind hole has set firmly the dwang.
In the crab pot capable of being folded quickly, the lower end of the internal thread sleeve is coaxially and fixedly provided with the circular ring plate, and when the upper folding arm and the lower folding arm are folded together, the upper side surface of the winding drum is contacted with the lower side surface of the circular ring plate.
Compared with the prior art, the invention has the following advantages:
1. when the crab pot needs to be folded, the upper folding arms and the lower folding arms in the connecting devices are enabled to rotate oppositely through the driving mechanism, so that the included angle between the upper folding arms and the lower folding arms is reduced, the upper circular rings and the lower circular rings are gradually close to each other, the size of the crab pot is reduced, and the crab pot is convenient to store; when the crab pot needs to be thrown, the upper folding arms and the lower folding arms in the connecting devices are enabled to rotate oppositely through the driving mechanism, the included angle between the upper folding arms and the lower folding arms is increased, the upper circular rings and the lower circular rings are enabled to be gradually far away, when the upper folding arms and the lower folding arms are located on the same straight line, the upper folding arms and the lower folding arms are fixed through the fixing mechanism, the crab pot is prevented from being deformed, the crab pot can be folded or unfolded quickly, and the crab pot is simple to operate;
2. under the action of the tensioning spring, the limiting block slides upwards along the lower through groove, when the oblique plane contacts the hinge shaft, the upper end of the limiting block extends into the upper through groove, the limiting block limits the hinge shaft to rotate, and the upper folding arm and the lower folding arm always keep the current positions under the tensioning force of the tensioning spring, so that the device is safe and reliable; when the limiting block slides downwards, the upper end of the limiting block returns to the lower through groove, the inclined plane is gradually far away from the hinge shaft, the upper folding arm and the lower folding arm can rotate around the hinge shaft, the crab pot is folded, and the crab pot is simple in structure;
3. when the connecting rod on the limiting block slides up and down along the sliding groove hole, the sliding plate is driven to slide up and down, and the sliding groove hole can limit the sliding range of the limiting block, so that the crab pot can be normally folded;
4. because the wheel surface of the roller is always contacted with the inner side of the lower folding arm, when the sliding plate slides up and down, the roller rolls along the rear side surface of the lower folding arm, so that the friction force between the sliding plate and the lower folding arm is reduced, the sliding plate can slide up and down more smoothly, and the sliding plate is prevented from being blocked to influence the quick folding of the crab pot;
5. because the contact area between the sliding strip and the limiting block is smaller, when the limiting block slides up and down, the sliding strip can reduce the friction force between the limiting block and the lower through groove, so that the limiting block slides more smoothly;
6. when the limiting block slides downwards to contact with the limiting plate, the limiting plate can limit the limiting block to continuously slide downwards, so that the tension spring is prevented from interfering with the hinge shaft;
7. when the crab pot is in an open state, the sliding plate is positioned at the uppermost end under the tensioning force of the tensioning spring, when the crab pot needs to be folded, the reel is rotated through the rotating structure, the sliding plate is driven to slide downwards through the pull rope structure, the limiting block slides downwards and gradually moves away from the hinged shaft, then the upper ring is pressed downwards, the distance between the upper ring and the lower ring is reduced, the reel is fixed at the current position through the rotating structure, the limiting block is ensured not to slide upwards, and the crab pot is safe and reliable;
8. when the crab pot needs to be folded, the winding drum is rotated, one end of the pull rope is wound on the winding drum, and the other end of the pull rope drives the sliding plate to slide downwards due to the fixed length of the pull rope, so that the limiting block is pulled to slide downwards, and the operation is simple; because the lower end of the sliding plate and the cylinder have a certain height difference, the fixed pulley can play a role in guiding, so that the pull rope downwards passes through the fixed pulley and then is horizontally connected with the winding drum, and the internal space of the cylindrical netting is enlarged;
9. when the crab pot needs to be folded, the rotating rod is rotated to drive the stud and the winding drum to rotate, the stud rotates towards the internal thread sleeve, the pull rope is wound on the winding drum, the pull rope pulls the sliding plate and the limiting block to slide downwards, and the stud is fixed at the current position under the action of the internal thread sleeve and the internal thread hole, so that the operation is simple;
10. when last folding arm and folding arm folding each other down, the side of going up of reel is close to the ring board gradually, and when last ring was in the same place with lower ring folding, the last side of reel and the downside of ring board contacted, and the ring board further limits reel and double-screw bolt rotation, avoids the reel reversal, and release stay cord makes the crab pot rebound to original shape.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 isbase:Sub>A cross-sectional view taken at A-A of FIG. 1;
FIG. 3 is a cross-sectional view taken at B-B of FIG. 1;
FIG. 4 is an enlarged view of a portion of FIG. 1 at C;
FIG. 5 is a cross-sectional view taken at D-D in FIG. 3;
fig. 6 is a schematic view of the folded structure of the present invention.
In the figure: 1. an upper circular ring; 11. an upper baffle plate; 12. pulling a rope; 2. a lower circular ring; 21. a lower baffle plate; 3. cylindrical netting; 31. crab inlet holes; 4. an upper folding arm; 41. an upper through groove; 42. a first fixing plate; 43. a connecting plate; 431. hinging a shaft; 5. a lower folding arm; 51. a lower through groove; 511. a slide bar; 52. a sliding slot hole; 53. a fixed pulley; 54. pulling a rope; 55. a limiting plate; 6. a limiting block; 61. a chamfer plane; 62. a second fixing plate; 63. tensioning the spring; 64. a slide plate; 641. a connecting rod; 642. a drum; 7. a cylinder; 71. a support bar; 72. a cavity; 721. perforating; 73. blind holes; 731. an internally threaded bore; 74. a stud; 741. rotating the rod; 75. a reel; 76. an internally threaded tube; 761. a circular ring plate.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1-6, a quick-folding crab pot comprises an upper ring 1, a lower ring 2, a driving mechanism and a cylindrical netting 3.
Go up ring 1 and 2 ring structures the same and through the coaxial setting from top to bottom of a plurality of coupling mechanism down, a plurality of coupling device sets up between last ring 1 and ring 2 down along circumference, coupling device includes folding arm 4, folding arm 5, two connecting plates 43 and fixed establishment down.
Go up the one end of folding arm 4 and articulate on last ring 1, go up the medial surface of folding arm 4 and seted up logical groove 41 along length direction, be located and all set firmly overhead gage 11, two on the last ring 1 of folding arm 4 both sides overhead gage 11 can restrict folding arm 4 and take place the horizontal slip.
One end of the lower folding arm 5 is hinged to the lower ring 2, a lower through groove 51 is formed in the inner side face of the lower folding arm 5 along the length direction, the lower folding arm 5 is located under the upper folding arm 4, and lower baffles 21 and two baffles 21 are fixedly arranged on the lower ring 2 on two sides of the lower folding arm 5 and can limit the lower folding arm 5 to slide left and right.
The two connecting plates 43 are respectively and fixedly arranged at two sides of the upper folding arm 4, and the two connecting plates 43 are hinged with the lower folding arm 5 through a hinge shaft 431.
The fixing mechanism is arranged between the upper folding arm 4 and the lower folding arm 5, and when the upper folding arm 4 and the lower folding arm 5 are both in a vertical state, the fixing mechanism can fix the upper folding arm 4 and the lower folding arm 5.
The driving mechanism is provided on the lower ring 2, and the driving mechanism can simultaneously rotate the upper folding arm 4 and the lower folding arm 5 of the plurality of connection devices about the hinge shaft 431.
The cylindrical netting 3 is coaxially connected between the upper ring 1 and the lower ring 2, the upper end of the cylindrical netting 3 is connected with a pull rope 12, a plurality of crab inlet holes 31 are formed in the surrounding wall of the cylindrical netting 3, and the crab inlet holes 31 are communicated with the inside of the cylindrical netting 3.
When the crab pot needs to be folded, the upper folding arms 4 and the lower folding arms 5 in the connecting devices are simultaneously enabled to rotate oppositely through the driving mechanism, so that the included angle between the upper folding arms 4 and the lower folding arms 5 is reduced, the upper circular ring 1 and the lower circular ring 1 are gradually close to each other, the size of the crab pot is reduced, and the crab pot is convenient to store; when crab pot is put in to needs, make the last folding arm 4 among a plurality of connecting device and fold 5 back on the back of the body and rotate with folding arm down simultaneously through actuating mechanism, the contained angle between last folding arm 4 and the folding arm 5 down increases, make and go up ring 1 and lower ring 2 and keep away from gradually, when last folding arm 4 and folding arm 5 are in same straight line down, will go up folding arm 4 and fold arm 5 down and fix through fixed establishment, avoid the crab pot to take place to warp, this crab pot can fold fast or open, easy operation.
Specifically, the fixing mechanism includes a stopper 6, and a tension spring 63.
One end of the tension spring 63 is fixedly connected in the upper through groove 41 of the upper folding arm 4 through the first fixing plate 42, the other end of the tension spring 63 is fixedly connected on the second fixing plate 62, when the tension spring 63 is in a tension state, the hinge shaft 431 is in contact with the chamfer surface 61 of the limiting block 6, and the upper folding arm 4 and the lower folding arm 5 are in the same straight line.
Under the action of the tensioning spring 63, the limiting block 6 slides upwards along the lower through groove 51, when the inclined plane 61 contacts the hinge shaft, the upper end of the limiting block 6 extends into the upper through groove 41, the limiting block 6 limits the hinge shaft 431 to rotate, and the upper folding arm 4 and the lower folding arm 5 always keep the current positions under the tensioning force of the tensioning spring 63, so that the safety and the reliability are realized; when the limiting block 6 slides downwards, the upper end of the limiting block 6 returns to the lower through groove 51, the inclined plane 61 is gradually far away from the hinge shaft 431, the upper folding arm 4 and the lower folding arm 5 can rotate around the hinge shaft 431, the crab pot is folded, and the structure is simple.
Specifically, the sliding structure includes a slide slot aperture 52 and a slide plate 64.
The slide groove hole 52 is formed at the bottom of the lower through groove 51 along the length direction, and the slide groove hole 52 is long-strip-shaped.
One side of the sliding plate 64 is vertically provided with a plurality of connecting rods 641, the connecting rods 641 are all located in the same vertical plane, the outer ends of the connecting rods 641 penetrate through the sliding slot holes 52 and extend into the lower through slot 51, and the end parts of the connecting rods 641 are fixedly connected with the limiting block 6.
When the connecting rod 641 on the limiting block 6 slides up and down along the sliding slot 52, the sliding plate 64 is driven to slide up and down, the sliding slot 52 can limit the sliding range of the limiting block 6, and the crab pot can be normally folded.
Specifically, rollers 642 are rotatably disposed at the upper and lower ends of the slide plate 64 on the side close to the lower folding arm 5, the axial direction of the rollers 642 is the same as the width direction of the lower folding arm 5, and the wheel surfaces of the rollers 642 are always in contact with the inner side surface of the lower folding arm 5.
Because the wheel surface of the roller 642 is always in contact with the inner side of the lower folding arm 5, when the sliding plate 64 slides up and down, the roller 642 rolls along the rear side surface of the lower folding arm 5, so that the friction force between the sliding plate 64 and the lower folding arm 5 is reduced, the sliding plate 64 can slide up and down more smoothly, and the sliding plate 64 is prevented from being stuck to influence the quick folding of the crab pot.
Specifically, two sliding strips 511 are arranged at the bottom of the lower through groove 51 along the length direction, the two sliding strips 511 are respectively located at two sides of the sliding groove hole 52, and both the two sliding strips 511 are in contact with one side of the limiting block 6 close to the bottom of the lower through groove 51.
Because the contact area of the sliding strip 511 and the limiting block 6 is small, when the limiting block 6 slides up and down, the sliding strip 511 can reduce the friction force between the limiting block 6 and the lower through groove 51, so that the limiting block 6 slides more smoothly.
Specifically, a limiting plate 55 is fixedly arranged at the bottom of the lower through groove 51, and the limiting plate 55 is located below the limiting block 6.
When the limiting block 6 slides downwards to contact with the limiting plate 55, the limiting plate 55 can limit the limiting block 6 to slide downwards continuously, so that the tension spring 63 is prevented from interfering with the hinge shaft 431.
Specifically, the driving mechanism comprises a cylinder 7 and a plurality of pull rope structures.
The cylinder 7 is coaxially and fixedly arranged on the lower ring 2 through a plurality of support rods 71, a cavity 72 is arranged in the cylinder 7, a plurality of through holes 721 are formed in the side wall of the cylinder 7 along the circumferential direction, the through holes 721 are all communicated with the cavity 72, the through holes 721 correspond to the lower folding arms 5 in a plurality of one-to-one mode, the through holes 721 are right opposite to the corresponding lower folding arms 5, a winding drum 75 is coaxially arranged in the cavity 72 through a rotating structure, and the rotating structure can drive the winding drum 75 to rotate and fix the winding drum 75 at any position.
A plurality of folding arm 5 one-to-one under stay cord structure and a plurality of, the stay cord structure sets up between corresponding folding arm 5 and reel 75 down, and when reel 75 rotated, the stay cord structure can drive slide 64 and slide downwards.
When the crab pot is in the open mode, under the tension of take-up spring 63, slide 64 is located the top, when the crab pot is folded to needs, rotate reel 75 through rotating-structure, rethread stay cord structure drives slide 64 lapse, stopper 6 is following the lapse, keep away from articulated shaft 431 gradually, then press down ring 1, reduce the distance between ring 1 and the lower ring 2, fix reel 75 in the current position through rotating-structure, ensure that stopper 6 can not upwards slide, safety and reliability.
Specifically, the rope structure includes a fixed pulley 53 and a rope 54.
The fixed pulleys 53 are fixedly arranged at the bottom of the inner side surface of the corresponding lower folding arm 5.
The pull cord 54 is attached at one end to the lower end of the corresponding slide plate 64 and at the other end through the fixed pulley 53 below the slide plate 64 and then through the corresponding through hole 721 and at the end attached to the spool 75.
When the crab pot needs to be folded, the winding drum 75 is rotated, one end of the pull rope 54 is wound on the winding drum 75, and the other end of the pull rope 54 drives the sliding plate 64 to slide downwards due to the fixed length of the pull rope 54, so that the limiting block 6 is pulled to slide downwards, and the operation is simple; because the lower end of the sliding plate 64 and the cylinder 7 have a certain height difference, the fixed pulley 53 can play a role in guiding, so that the pulling rope 54 passes through the fixed pulley 53 downwards and then is horizontally connected with the winding drum 75, and the inner space of the cylindrical netting 3 is enlarged.
Specifically, the rotary structure includes an internally threaded sleeve 76, a blind bore 73 and a stud 74.
The internally threaded sleeve 76 is coaxially secured to the top of the cavity 72.
The blind hole 73 is coaxially formed in the lower side surface of the cylinder 7, an internal threaded hole 731 is coaxially formed in the bottom of the blind hole 73, and the internal threaded hole 731 is communicated with the cavity 72.
The winding drum 75 is coaxially and fixedly arranged on the stud 74, the upper end of the stud 74 is screwed in the internally threaded sleeve 76, the lower end of the stud 74 is screwed in the internally threaded hole 731 and extends into the blind hole 73, a rotating rod 741 is horizontally and fixedly arranged at the end part of the stud 74 extending into the blind hole 73, and preferably, the length of the rotating rod 741 is smaller than the diameter of the blind hole 73.
When the crab pot needs to be folded, the rotating rod 741 is rotated to drive the stud 74 and the winding drum 75 to rotate, the stud 74 rotates towards the internal thread sleeve 76, the pull rope 54 is wound on the winding drum 75, the pull rope 54 pulls the sliding plate 64 and the limiting block 6 to slide downwards, and the stud 74 is fixed at the current position under the action of the internal thread sleeve 76 and the internal thread hole 731, so that the operation is simple.
Specifically, the lower end of the internally threaded sleeve 76 is coaxially fixed with a circular ring plate 761, and when the upper folding arm 4 and the lower folding arm 5 are folded together, the upper side of the drum 75 is in contact with the lower side of the circular ring plate 761.
When the upper folding arm 4 and the lower folding arm 5 are folded, the upper side of the winding drum 75 is gradually close to the circular ring plate 761, when the upper circular ring 1 and the lower circular ring 2 are folded together, the upper side of the winding drum 75 is in contact with the lower side of the circular ring plate 761, the circular ring plate 761 further limits the rotation of the winding drum 75 and the stud 74, the winding drum 75 is prevented from being reversed, and the pull rope 54 is released to enable the crab pot to rebound to the original shape.
In the description of this patent, it is to be understood that the terms "upper", "lower", "inner", "outer", and the like, as used herein, refer to an orientation or positional relationship based on that shown in the drawings, which is for convenience in describing the patent and to simplify the description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered limiting of the patent.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Claims (9)
1. The utility model provides a quick folding crab pot, its characterized in that includes ring (1) and lower ring (2), go up ring (1) and ring (2) structure the same and through the coaxial setting from top to bottom of a plurality of connecting device, a plurality of connecting device sets up between last ring (1) and lower ring (2) along circumference, connecting device has: one end of the upper folding arm (4) is hinged to the upper ring (1), and an upper through groove (41) is formed in the inner side surface of the upper folding arm (4) along the length direction; one end of the lower folding arm (5) is hinged to the lower circular ring (2), a lower through groove (51) is formed in the inner side surface of the lower folding arm (5) along the length direction, and the lower folding arm (5) is located right below the upper folding arm (4); the two connecting plates (43) are fixedly arranged on two sides of the upper folding arm (4) respectively, and the two connecting plates (43) are hinged with the lower folding arm (5) through hinge shafts (431); the fixing mechanism is arranged between the upper folding arm (4) and the lower folding arm (5), and when the upper folding arm (4) and the lower folding arm (5) are both in a vertical state, the fixing mechanism can fix the upper folding arm (4) and the lower folding arm (5);
a driving mechanism provided on the lower ring (2), the driving mechanism being capable of simultaneously rotating the upper folding arm (4) and the lower folding arm (5) of the plurality of connection devices about the hinge axis (431);
the crab pot is characterized by comprising a cylindrical netting (3), wherein the cylindrical netting (3) is coaxially connected between an upper ring (1) and a lower ring (2), the upper end of the cylindrical netting (3) is connected with a pull rope (12), and a plurality of crab inlet holes (31) are formed in the peripheral wall of the cylindrical netting (3);
the fixing mechanism includes:
the limiting block (6) is arranged in the lower through groove (51) of the lower folding arm (5) through a sliding structure, the sliding structure can enable the limiting block (6) to slide along the length direction of the lower through groove (51), a diagonal plane (61) is arranged at the upper end of the limiting block (6), and a second fixing plate (62) is arranged at the upper end of the diagonal plane (61);
taut spring (63), the one end of taut spring (63) links firmly in last logical groove (41) of last folding arm (4) through first fixed plate (42), the other end of taut spring (63) links firmly on second fixed plate (62), when taut spring (63) is in taut state, articulated shaft (431) and oblique plane (61) of stopper (6) contact, it is on the same straight line with lower folding arm (5) to go up folding arm (4).
2. The quick-folding crab pot according to claim 1, wherein the sliding structure comprises:
the sliding groove hole (52) is formed in the bottom of the lower through groove (51) along the length direction, and the sliding groove hole (52) is long-strip-shaped;
the sliding plate (64), one side of sliding plate (64) is equipped with a plurality of connecting rod (641) perpendicularly, a plurality of connecting rod (641) all are in same vertical plane, the outer end of connecting rod (641) passes slotted hole (52) and extends to in lower through groove (51) and the tip links firmly with stopper (6).
3. The quick-folding crab pot according to claim 2, wherein the sliding plate (64) is provided with rollers (642) at the upper and lower ends of the side close to the lower folding arm (5), the axial direction of the rollers (642) is consistent with the width direction of the lower folding arm (5), and the wheel surface of the rollers (642) is always in contact with the inner side surface of the lower folding arm (5).
4. The crab pot capable of being folded quickly as claimed in claim 3, wherein the bottom of the lower through groove (51) is provided with two sliding strips (511) along the length direction, the two sliding strips (511) are respectively located at two sides of the sliding groove hole (52), and both sliding strips (511) are in contact with one side of the limiting block (6) close to the bottom of the lower through groove (51).
5. The quick-folding crab pot according to claim 4, wherein a limiting plate (55) is fixedly arranged at the bottom of the lower through groove (51), and the limiting plate (55) is positioned below the limiting block (6).
6. The quick folding crab pot of claim 5, wherein the drive mechanism comprises:
the cylinder (7) is coaxially and fixedly arranged on the lower ring (2) through a plurality of supporting rods (71), a cavity (72) is formed in the cylinder (7), a plurality of through holes (721) are formed in the side wall of the cylinder (7) along the circumferential direction, the through holes (721) are communicated with the cavity (72), the through holes (721) are in one-to-one correspondence with the lower folding arms (5), the through holes (721) are opposite to the corresponding lower folding arms (5), a winding drum (75) is coaxially arranged in the cavity (72) through a rotating structure, and the rotating structure can drive the winding drum (75) to rotate and fix the winding drum (75) at any position;
a plurality of stay cord structure, a plurality of folding arm (5) one-to-one under stay cord structure and a plurality of, the stay cord structure sets up between folding arm (5) and reel (75) under corresponding, and when reel (75) rotated, the stay cord structure can drive slide (64) lapse.
7. The quick folding crab pot of claim 6, wherein the pull cord structure comprises:
the fixed pulleys (53) are fixedly arranged on the inner side surfaces of the corresponding lower folding arms (5);
and one end of each pulling rope (54) is fixedly connected to the lower end of the corresponding sliding plate (64), the other end of each pulling rope (54) penetrates through the fixed pulley (53) below the corresponding sliding plate (64) and then penetrates through the corresponding through hole (721), and the end part of each pulling rope is fixedly connected to the winding drum (75).
8. The quick folding crab pot of claim 7, wherein the swivel structure comprises:
the internal thread sleeve (76), the said internal thread sleeve (76) is fixed on the top of the cavity (72) coaxially;
the blind hole (73), the blind hole (73) is coaxially arranged on the lower side surface of the cylinder (7), the bottom of the blind hole (73) is coaxially provided with an internal threaded hole (731), and the internal threaded hole (731) is communicated with the cavity (72);
the winding drum (75) is coaxially and fixedly arranged on the stud (74), the upper end of the stud (74) is in threaded connection with the inner threaded sleeve (76), the lower end of the stud (74) is in threaded connection with the inner threaded hole (731) and extends into the blind hole (73), and a rotating rod (741) is horizontally and fixedly arranged at the end part of the stud (74) extending into the blind hole (73).
9. A quick-folding crab pot according to claim 8, wherein the lower end of the internally threaded sleeve (76) is coaxially fixed with a circular plate (761), and when the upper folding arm (4) and the lower folding arm (5) are folded together, the upper side of the drum (75) is in contact with the lower side of the circular plate (761).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110204676.2A CN112931432B (en) | 2021-02-24 | 2021-02-24 | Crab pot capable of being folded quickly |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110204676.2A CN112931432B (en) | 2021-02-24 | 2021-02-24 | Crab pot capable of being folded quickly |
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| Publication Number | Publication Date |
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| CN112931432A CN112931432A (en) | 2021-06-11 |
| CN112931432B true CN112931432B (en) | 2022-10-04 |
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| Application Number | Title | Priority Date | Filing Date |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5331763A (en) * | 1992-04-27 | 1994-07-26 | Miller George R | Collapsible king crab pot with one-piece net |
| CN2520663Y (en) * | 2002-02-05 | 2002-11-20 | 张元信 | Foldable crab pot |
| CN201188821Y (en) * | 2008-03-21 | 2009-02-04 | 胡国形 | Foldable crab pot |
| CN203985655U (en) * | 2014-08-27 | 2014-12-10 | 周华定 | A kind of Foldable crab pot |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7784632B2 (en) * | 2005-10-27 | 2010-08-31 | Thai Vo Truong | Collapsible cargo organizer |
-
2021
- 2021-02-24 CN CN202110204676.2A patent/CN112931432B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5331763A (en) * | 1992-04-27 | 1994-07-26 | Miller George R | Collapsible king crab pot with one-piece net |
| CN2520663Y (en) * | 2002-02-05 | 2002-11-20 | 张元信 | Foldable crab pot |
| CN201188821Y (en) * | 2008-03-21 | 2009-02-04 | 胡国形 | Foldable crab pot |
| CN203985655U (en) * | 2014-08-27 | 2014-12-10 | 周华定 | A kind of Foldable crab pot |
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|---|---|
| CN112931432A (en) | 2021-06-11 |
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