CN107306900B

CN107306900B - Folding net frame

Info

Publication number: CN107306900B
Application number: CN201710507303.6A
Authority: CN
Inventors: 陈玙璠; 李小杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-06-28
Filing date: 2017-06-28
Publication date: 2020-02-07
Anticipated expiration: 2037-06-28
Also published as: CN107306900A

Abstract

The invention belongs to the field of articles for daily use, and discloses a folding net frame, which comprises: the fishing net comprises a U-shaped elastic frame, two semicircular frame assemblies, a net bag and a fishing rod; two ends of the U-shaped elastic frame automatically open outwards, the inner sides of the two ends of the U-shaped elastic frame are respectively provided with a half-frame articulated shaft, and the middle part of the U-shaped elastic frame is provided with a connecting sleeve; one semicircular frame component is arranged on the inner side of the U-shaped elastic frame, two ends of the semicircular frame component are fixedly connected to the inner sides of two end parts of the U-shaped elastic frame, and two ends of the other semicircular frame component are respectively hinged to two semicircular frame hinged shafts; each semicircular frame assembly comprises two quarter arc frames, and the two quarter arc frames are hinged through arc frame hinge shafts; the edge of the net bag is connected to each quarter arc frame through a retaining ring; one end of the fishing rod is detachably connected with the connecting sleeve. The folding net frame provided by the invention is convenient to operate, easy to fold, and convenient to carry, store and store.

Description

Folding net frame

Technical Field

The invention belongs to the field of articles for daily use, and particularly relates to a foldable net frame.

Background

The net frame is widely applied in daily life of people, can be used for fishing floating objects in water and also can be used for containing aquatic products such as fish, shrimps and the like. Currently, the screen frame is mainly divided into two forms: one is a non-foldable net frame, which has larger volume and is difficult to carry and transport; the other type is a foldable net frame, the existing foldable net frame can be folded only by disassembling the net frame, and the problems of long time consumption and complex operation during folding generally exist.

Disclosure of Invention

In order to solve the problems, the invention provides a folding net frame which is simple in structure, convenient to operate, easy to fold, and convenient to carry and store.

In order to achieve the above object, the present invention adopts the following technical solutions.

A foldable frame for a net, comprising: the fishing net comprises a U-shaped elastic frame, two semicircular frame assemblies, a net bag and a fishing rod; the two ends of the U-shaped elastic frame automatically open outwards, the inner sides of the two ends of the U-shaped elastic frame are respectively provided with a half-frame hinged shaft, the middle part of the U-shaped elastic frame is provided with a connecting sleeve, and the axial lead of the half-frame hinged shaft, the central line of the U-shaped elastic frame and the axial lead of the connecting sleeve are all positioned in the same plane; the semicircular frame assembly is arranged on the inner side of the U-shaped elastic frame, two ends of the semicircular frame assembly are fixedly connected to the inner sides of two end parts of the U-shaped elastic frame, and two ends of the other semicircular frame assembly are respectively hinged to the semicircular frame hinged shafts at two ends of the U-shaped elastic frame; each semicircular frame component comprises two quarter arc frames, the two quarter arc frames are hinged through an arc frame hinge shaft, and the axis line of the arc frame hinge shaft is perpendicular to the plane of the quarter arc frame; the edge of the net bag is connected to each quarter arc frame through a retaining ring; one end of the fishing rod is detachably connected with the connecting sleeve.

According to the folding net frame, the inner sides of two ends of the U-shaped elastic frame are provided with the half-frame hinge shafts, two ends of the upper half-round frame assembly are respectively hinged with the two half-frame hinge shafts at two ends of the U-shaped elastic frame, the lower half-round frame assembly is arranged on the inner side of the U-shaped elastic frame, and two ends of the lower half-round frame assembly are fixedly connected to the inner sides of two end parts of the U-shaped elastic frame; by applying external force, the semicircular frame components on the upper part rotate around the semicircular hinge shaft on the U-shaped elastic frame, and the two semicircular frame components can be folded in the vertical direction. Every semicircle frame subassembly is articulated mutually by two quarter arc frames and is constituteed, and the plane at its articulated shaft's axial lead perpendicular to quarter arc frame place, rotate through the articulated shaft, can make every semicircle frame subassembly accomplish foldingly about the orientation, because the automatic outside in both ends of U-shaped elastic frame opens, so two semicircle frame subassemblies are in the state of strutting always about in the orientation, be close to the both ends of U-shaped elastic frame, can make the quarter arc frame rotate around its articulated shaft, make the semicircle frame subassembly accomplish foldingly about in the orientation. The folded foldable net frame can be bound by rubber bands or silk ribbons, so that the foldable net frame is convenient to carry, store and store; when the foldable screen frame is used, the strapping tape is untied, the U-shaped elastic frame automatically pops open, the two semicircular frame assemblies automatically stretch in the left-right direction, and the upper semicircular frame assembly is turned upwards to enable the foldable screen frame to be in a normal use state. The string bag passes through the buckle to be connected with each quarter arc frame, when the string bag need wash or change, makes things convenient for the dismantlement of string bag, also is favorable to carrying of foldable net frame in addition. The connecting sleeve arranged in the middle of the U-shaped elastic frame can be connected with the fishing rod through the connecting sleeve, and the detachable structure is convenient for carrying, storing and storing the foldable net frame. According to the folding net frame, the net bag and the fishing rod can be detached, the two semicircular frame assemblies are of foldable structures and are convenient to carry, store and store, and the two semicircular frame assemblies can be folded in the left direction, the right direction and the up-and-down direction without being detached.

Preferably, two semicircular frame components hinged to the same semicircular frame hinge shaft are provided with locking frames between the end parts, and a self-locking tension spring is connected between the two locking frames.

According to the folding net frame, the locking frame is composed of an upper locking frame and a lower locking frame, the upper locking frame is fixed on the side face of one side of the upper semicircular frame assembly, the lower portion of the upper locking frame extends out of the end portion of the upper semicircular frame assembly to limit the rotation of the upper semicircular frame assembly, the lower locking frame is fixed on the side face of the same side of the lower semicircular frame assembly, the upper locking frame and the lower locking frame are close to the same semicircular frame hinge shaft, and a self-locking tension spring is connected between the upper locking frame and the lower locking frame.

Preferably, the outer side of the hinge point of the two quarter arc frames in each semicircular frame assembly is provided with an opening angle limiting surface respectively, the opening angle limiting surfaces are located on the connecting line of the hinge shafts of the two arc frames, and the intersection included angle between the opening angle limiting surface and the outer arc surface of the quarter arc frame is equal to 90 degrees.

According to the folding net frame, when the semicircular frame assembly is expanded in the left-right direction, the two hinged quarter-arc frames rotate around the hinged shafts, and when the opening angle limiting surfaces on the two quarter-arc frames are contacted, the two hinged quarter-arc frames cannot rotate around the hinged shafts any more, so that the semicircular frame assembly can be prevented from being deformed due to the fact that the opening angle of the two quarter-arc frames is too large.

Preferably, the outer side of the hinge point of the two quarter arc frames in each semicircular frame assembly is provided with an opening angle limiting surface, the opening angle limiting surface penetrates through the connecting line of the hinge shafts of the two arc frames, and the intersection included angle between the opening angle limiting surface and the outer arc surface of the quarter arc frame is smaller than 90 degrees.

According to the folding net frame, when the semicircular frame assembly is expanded in the left-right direction, the two hinged quarter-arc frames rotate around the hinged shafts, and when the opening angle limiting surfaces on the two quarter-arc frames are contacted, the two hinged quarter-arc frames cannot rotate around the hinged shafts any more, so that the semicircular frame assembly can be prevented from being deformed due to the overlarge opening angle; the intersection included angle of the flare angle limiting surface and the outer arc surface of the quarter arc frame is smaller than 90 degrees, and compared with the intersection included angle of the flare angle limiting surface and the outer arc surface of the quarter arc frame, the intersection included angle is equal to 90 degrees, the flare angle limiting surface has a larger contact area, and the reliability of the flare angle limiting surface for limiting the rotary flare angle of two quarter arc frames of each semicircular frame assembly is improved.

Preferably, the fishing rod is a telescopic rod, an internal thread is arranged in the connecting sleeve, and an external thread is arranged at the end part of the telescopic rod.

According to the folding net frame, the telescopic rod is of a hollow multi-section structure, the diameter of each section of the telescopic rod is gradually reduced from outside to inside, and the fishing rod is retracted when the folding net frame is carried and stored, so that the occupied volume of the fishing rod can be reduced; when fishing, the fishing rod is extended, and the extension amount of the fishing rod can be adjusted according to different distances of objects to be fished, so that the fishing rod is convenient to use; the telescopic rod can be connected with the connecting sleeve through the external thread at the end part of the telescopic rod and the internal thread in the connecting sleeve, so that the installation and the disassembly operation are convenient, and the falling off is not easy.

Drawings

The invention is described in further detail below with reference to the figures and specific embodiments.

Fig. 1 is a schematic front view of one embodiment of the foldable frame of the present invention;

FIG. 2 is a schematic view of a part of the embodiment A in FIG. 1;

FIG. 3 is a schematic structural view of the embodiment of FIG. 1 after being folded up and down;

FIG. 4 is a schematic structural view of the embodiment of FIG. 1 after being folded left and right;

fig. 5 is a schematic front view of another embodiment of the foldable frame of the present invention;

FIG. 6 is a schematic view of a part of the embodiment B in FIG. 5.

In fig. 1 to 6: 1U-shaped elastic frame; 2, half-frame hinge shafts; 3 connecting sleeves; 4 a semicircular frame assembly; 5, a net bag; 6, fishing rod; 7, a locking frame; 8, self-locking tension springs; 9 angular limiting surfaces.

Detailed Description

Referring to fig. 1 to 4, an embodiment of the present invention provides a foldable frame, including: the fishing device comprises a U-shaped elastic frame 1, two semicircular frame assemblies 4, a net bag 5 and a fishing rod 6; the two ends of the U-shaped elastic frame 1 automatically open outwards, the inner sides of the two ends of the U-shaped elastic frame 1 are respectively provided with a half-frame articulated shaft 2, the middle part of the U-shaped elastic frame 1 is provided with a connecting sleeve 3, and the axial lead of the half-frame articulated shaft 2, the central line of the U-shaped elastic frame 1 and the axial lead of the connecting sleeve 3 are all positioned in the same plane; one semicircular frame component 4 is arranged on the inner side of the U-shaped elastic frame 1, two ends of the semicircular frame component 4 are fixedly connected to the inner sides of two end parts of the U-shaped elastic frame 1, and two ends of the other semicircular frame component 4 are respectively hinged to the semicircular frame hinged shafts 2 at two ends of the U-shaped elastic frame 1; each semicircular frame component 4 comprises two quarter arc frames, the two quarter arc frames are hinged through arc frame hinge shafts, and the axial lead of each arc frame hinge shaft is perpendicular to the plane of the corresponding quarter arc frame; the edge of the net bag 5 is connected to each quarter arc frame through a retaining ring; one end of the fishing rod 6 is detachably connected with the connecting sleeve 3.

In the above embodiment, the inner sides of the two ends of the U-shaped elastic frame 1 are provided with the half-frame hinge shafts 2, the two ends of the upper half-round frame assembly 4 are respectively hinged with the two half-frame hinge shafts 2 at the two ends of the U-shaped elastic frame 1, the lower half-round frame assembly 4 is arranged at the inner side of the U-shaped elastic frame 1, and the two ends thereof are fixedly connected to the inner sides of the two ends of the U-shaped elastic frame 1; by applying external force, the semicircular frame components 4 on the upper part rotate around the semicircular hinge shafts 2 on the U-shaped elastic frames 1, and the two semicircular frame components 4 can be folded in the vertical direction. Every semicircle frame subassembly 4 is articulated mutually by two quarter arc frames and is constituteed, two quarter arc frames coplanarity of every semicircle frame subassembly 4, and the axial lead of its articulated shaft is perpendicular to the plane at quarter arc frame place, rotate around its articulated shaft through two quarter arc frames of every semicircle frame subassembly 4, can make every semicircle frame subassembly 4 accomplish folding in the left and right directions, because the both ends of U-shaped elastic frame 1 are automatic to open to the outside, so two semicircle frame subassemblies 4 are in the state of strutting always in the left and right directions, be close to the both ends of U-shaped elastic frame 1, can make two quarter arc frames of every semicircle frame subassembly 4 rotate around its articulated shaft, make semicircle frame subassembly 4 accomplish folding in the left and right directions. After being folded in the up-down direction and the left-right direction, the folded net frame can be bound by rubber bands or silk ribbons, so that the foldable net frame is convenient to carry, store and store; when the foldable screen frame is used, the strapping tape is untied, the U-shaped elastic frame 1 automatically pops open, the two semicircular frame assemblies 4 automatically stretch in the left and right directions, and the upper semicircular frame assembly 4 is turned upwards to enable the foldable screen frame to be in a normal use state, so that the foldable screen frame is convenient to operate. The string bag 5 is connected with each quarter arc frame through the buckle, when the string bag 5 need wash or change, makes things convenient for the dismantlement of string bag 5, also is favorable to carrying of foldable net frame in addition. The connecting sleeve 3 arranged in the middle of the U-shaped elastic frame 1 can be connected with the fishing rod 6 through the connecting sleeve 3, and the detachable structure is convenient for carrying, storing and storing the foldable net frame. In the above embodiment, the net bag 5 and the fishing rod 6 can be detached, the two semicircular frame assemblies 4 are of foldable structures, the carrying and storage are convenient, and the two semicircular frame assemblies 4 can be folded in the left and right directions and the upper and lower directions without being detached.

Referring to fig. 1 and 3, according to an embodiment of the present invention, a locking frame 7 is disposed between ends of two semicircular frame assemblies 4 hinged on the same half-frame hinge shaft 2, and a self-locking tension spring 8 is connected between the two locking frames 7.

In the above embodiment, the locking bracket 7 is composed of the upper locking bracket 7 and the lower locking bracket 7, the upper locking bracket 7 is fixed on the side surface of one side of the upper semicircular frame assembly 4, the lower portion of the upper locking bracket 7 is protruded from the end portion of the upper semicircular frame assembly 4, the rotation of the upper semicircular frame component 4 is limited, the lower locking frame 7 is fixed on the side surface of the same side of the lower semicircular frame component 4, the upper locking frame 7 and the lower locking frame 7 are close to the same semicircular articulated shaft 2, a self-locking tension spring 8 is connected between the upper locking frame 7 and the lower locking frame 7, because the longest extension point of the self-locking tension spring 8 is needed to pass through in the process of folding or unfolding the upper semicircular frame component 4, therefore, the self-locking tension spring 8 has a self-locking function, and the self-locking tension spring 8 can enable the upper semicircular frame assembly 4 to be in a folding or unfolding state, so that the upper semicircular frame assembly 4 is prevented from being automatically unfolded or folded.

Referring to fig. 1 and 2, according to an embodiment of the present invention, the outer sides of the hinge point of the two quarter arc frames in each semicircular frame assembly 4 are respectively provided with an open angle limiting surface 9, the open angle limiting surfaces 9 are located on the connecting line of the hinge shafts of the two arc frames, and the intersection included angle between the open angle limiting surface 9 and the outer arc surface of the quarter arc frame is equal to 90 °.

In the above embodiment, when the semicircular frame assembly 4 is unfolded in the left-right direction, the two hinged quarter arc frames rotate around the hinge shafts, and after the flare angle limiting surfaces 9 on the two quarter arc frames contact each other, the two hinged quarter arc frames cannot rotate around the hinge shafts any more, so that the semicircular frame assembly can be prevented from being deformed due to the overlarge flare angle.

Referring to fig. 5 and 6, according to an embodiment of the present invention, the outer sides of the hinge points of the two quarter arc frames in each semicircular frame assembly 4 are respectively provided with an open angle limiting surface 9, the open angle limiting surface 9 passes through the connecting line of the hinge shafts of the two arc frames, and the intersection included angle between the open angle limiting surface 9 and the outer arc surface of the quarter arc frame is less than 90 °.

In the above embodiment, when the semicircular frame assembly 4 is unfolded in the left-right direction, the two hinged quarter-arc frames rotate around the hinge shafts thereof, and when the opening angle limiting surfaces 9 on the two quarter-arc frames are contacted, the two hinged quarter-arc frames cannot rotate around the hinge shafts thereof any more, so that the semicircular frame assembly can be prevented from being deformed due to an excessively large opening angle; the intersection included angle of the flare angle limiting surface 9 and the outer arc surface of the quarter arc frame is smaller than 90 degrees, and compared with the intersection included angle of the flare angle limiting surface 9 and the outer arc surface of the quarter arc frame, the intersection included angle is equal to 90 degrees, the flare angle limiting surface 9 can have a larger contact area, and the reliability of limiting the rotation flare angle of the two quarter arc frames of each semicircular frame assembly 4 by the flare angle limiting surface 9 is improved.

Referring to fig. 1 to 6, according to an embodiment of the present invention, the fishing rod 6 is a telescopic rod, an internal thread is provided in the connecting sleeve 3, and an external thread is provided at an end of the telescopic rod.

In the above embodiment, the telescopic rod is a hollow multi-section structure, the diameter of each section of the telescopic rod decreases gradually from outside to inside, and the fishing rod 6 retracts when being carried and stored, so that the occupied volume of the fishing rod can be reduced; when fishing, the fishing rod 6 is extended, and the extension amount of the fishing rod 6 can be adjusted according to different distances of objects to be fished, so that the fishing rod is convenient to use; through the external screw thread of telescopic link tip and the internal thread in the adapter sleeve 3, can be connected telescopic link and adapter sleeve 3, be convenient for installation and dismantlement operation, and be difficult to drop.

It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. A foldable frame for a net, comprising: two semicircular frame assemblies (4), wherein each semicircular frame assembly (4) comprises two quarter arc frames; it is characterized by also comprising:

the elastic support comprises a U-shaped elastic frame (1), wherein two ends of the U-shaped elastic frame (1) automatically open outwards, half-frame hinged shafts (2) are respectively arranged on the inner sides of two ends of the U-shaped elastic frame (1), a connecting sleeve (3) is arranged in the middle of the U-shaped elastic frame (1), and the axial lead of the half-frame hinged shafts (2), the central line of the U-shaped elastic frame (1) and the axial lead of the connecting sleeve (3) are all in the same plane;

one semicircular frame component (4) is arranged on the inner side of the U-shaped elastic frame (1), two ends of the semicircular frame component (4) are fixedly connected to the inner sides of two end parts of the U-shaped elastic frame (1), and two ends of the other semicircular frame component (4) are respectively hinged to the semicircular frame hinged shafts (2) at two ends of the U-shaped elastic frame (1); the two quarter arc frames are hinged through arc frame hinge shafts, and the axis line of the arc frame hinge shaft is vertical to the plane of the quarter arc frame;

the edge of the net bag (5) is connected to each quarter arc frame through a retaining ring;

the fishing rod (6), the one end of fishing rod (6) with adapter sleeve (3) can be dismantled and be connected.

2. The folding frame of claim 1, characterized in that a locking frame (7) is arranged between the ends of the two semicircular frame components (4) hinged on the same semicircular hinge shaft (2), and a self-locking tension spring (8) is connected between the two locking frames (7).

3. The foldable frame according to claim 2, wherein the hinge point of the two quarter-arc frames in each semicircular frame assembly (4) is provided with an open angle limiting surface (9) at the outer side, the open angle limiting surface (9) is located on the line connecting the hinge axes of the two quarter-arc frames, and the intersection angle between the open angle limiting surface (9) and the outer arc surface of the quarter-arc frame is equal to 90 °.

4. The folding net frame according to claim 2, characterized in that, the outer side of the hinge point of the two quarter arc frames in each semicircular frame assembly (4) is respectively provided with an open angle limiting surface (9), the open angle limiting surface (9) passes through the connecting line of the hinge axes of the two arc frames, and the intersection included angle of the open angle limiting surface (9) and the outer arc surface of the quarter arc frame is less than 90 °.

5. The foldable net frame according to any one of claims 1 to 4, characterized in that the fishing rod (6) is a telescopic rod, an internal thread is provided in the connecting sleeve (3), and an external thread is provided at the end of the telescopic rod.