阅读说明：本技术 一种快速抓取装置 (Quick grabbing device ) 是由 刘咏平 于 2019-09-17 设计创作，主要内容包括：本发明公开一种快速抓取装置,包括手持部、线绳、机芯结构和抓取组件,线绳的一端与手持部连接,其另一端与机芯结构连接,抓取组件与机芯结构的两侧连接；当用户拿住所述手持部并抛出所述线绳时,所述线绳带动所述机芯结构运动至被抓取物,同时所述抓取组件开启,当所述抓取组件抓取到被抓取物后,收回所述线绳,所述抓取组件闭合,实现被抓取物的抓取。通过线绳、机芯结构和抓取组件的组合设置,当物体被抓取到后抓取组件闭合,通过线绳自动收回,实现物体的快速抓取,同时对于距离较远和不方便进入的空间也可实现物体的抓取。(The invention discloses a quick grabbing device which comprises a handheld part, a cord, a core structure and grabbing components, wherein one end of the cord is connected with the handheld part, the other end of the cord is connected with the core structure, and the grabbing components are connected with two sides of the core structure; when a user holds the handheld part and throws out the rope, the rope drives the movement structure to move to a grabbed object, meanwhile, the grabbing component is opened, after the grabbing component grabs the grabbed object, the rope is retracted, the grabbing component is closed, and grabbing of the grabbed object is achieved. Through cotton rope, core structure and the combination setting of snatching the subassembly, snatch the subassembly closure after the object is snatched, withdraw through the cotton rope is automatic, realize snatching fast of object, also can realize snatching of object to the space far away and inconvenient entering simultaneously.)

1. A quick grabbing device is characterized by comprising a handheld part, a cord, a core structure and grabbing components, wherein one end of the cord is connected with the handheld part, the other end of the cord is connected with the core structure, and the grabbing components are connected with two sides of the core structure;

when a user holds the handheld part and throws out the cord, the cord drives the movement structure to move to a grabbed object, meanwhile, the grabbing component is opened, and after the grabbing component grabs the grabbed object, the grabbing component is closed, the cord is retracted, and the grabbing of the grabbed object is realized.

2. The quick grabbing device according to claim 1, wherein the movement structure comprises a housing, a fixed frame, a driving assembly and an eccentric member, the fixed frame, the driving assembly and the eccentric member are all located inside the housing, the rope is telescopically arranged on the periphery of the fixed frame, the driving assembly is connected with the fixed frame, the eccentric member is arranged on one side of the driving assembly, and the grabbing assembly and the eccentric member are slidably arranged;

the eccentric part is of a C-shaped structure and comprises a first end face and a second end face;

the grabbing component comprises grabbing parts which are hinged to two sides of the movement structure.

3. The quick grabbing device according to claim 2, wherein the driving assembly comprises a gear assembly and a spring assembly, the spring assembly comprises a spring and a middle shaft, the spring is arranged inside the fixed frame, the middle shaft penetrates through the spring, and both ends of the middle shaft are connected with the gear assembly.

4. The quick gripping device according to claim 3, wherein the gripping assembly further comprises a fixed shaft and a swing link, both ends of the fixed shaft are connected with the housing, one end of the swing link is connected with the gripping part through the fixed shaft, the other end of the swing link is slidably connected with the eccentric member, and the elastic member is located outside the swing link.

5. The quick grabbing device according to claim 4, wherein the gear assembly comprises a duplicate gear, a guide gear and a spur gear, the guide gear and the spur gear are arranged through a middle shaft part and are located on the outer side of the spur gear, the guide gear and the spur gear are symmetrically arranged on two sides of the fixed frame, and the duplicate gear is respectively clamped with the spur gear and the guide gear through gears;

the eccentric part is arranged on the outer side of the guide gear.

6. The quick-release gripping apparatus according to claim 2, wherein the movement structure further comprises a base, and the base and the housing form a cavity structure.

7. The quick grabbing device of claim 2, wherein the movement structure further comprises a fixing ring, the fixing ring is located on the outer side of the fixing frame, two sides of the fixing ring are connected with the base through fixing rods, and the upper end of the fixing ring is connected with the shell.

8. The quick-release grasping device according to claim 2, wherein the hand-held portion is a ring-like structure.

9. The quick release mechanism of claim 2, wherein the distal end of the gripping portion is serrated.

10. The quick hitch coupler of claim 6, wherein said base is magnetic.

Technical Field

The invention relates to the technical field of grabbing devices, in particular to a quick grabbing device.

Background

Along with the continuous development of modern manufacturing industry, the carrying and grabbing device of object also obtains extensive use, carries to large-scale object use manipulator usually, then adopts the arm to snatch to miniature object, adopts the manipulator to snatch the object efficiency higher to the precision of snatching is higher, has also avoided manual operation to some dangerous higher occasions to receive the possibility of injury. However, for a common household, the use frequency of the manipulator is low, the operation is complex, the cost is high, fewer people can select the manipulator to grab, but for a space with a small gap or a space where the hand is not convenient to extend into, such as a sofa, a bed bottom and other objects, the furniture needs to be moved, and the objects are difficult to take out; and when the object is located at a high position, the object is difficult to directly take, and the object needs to be taken by means of external tables, chairs or stools, so that the operation is relatively complex.

Disclosure of Invention

The invention mainly aims to provide a quick gripping device, and aims to solve the technical problem that an object in a small gap space is inconvenient to take by the conventional gripping device.

In order to achieve the purpose, the invention provides a quick grabbing device which comprises a handheld part, a cord, a core structure and grabbing components, wherein one end of the cord is connected with the handheld part, the other end of the cord is connected with the core structure, and the grabbing components are connected with two sides of the core structure;

when a user holds the handheld part and throws out the cord, the cord drives the movement structure to move to a grabbed object, meanwhile, the grabbing component is opened, and after the grabbing component grabs the grabbed object, the grabbing component is closed, the cord is retracted, and the grabbing of the grabbed object is realized.

Preferably, the movement structure includes a housing, a fixed frame, a driving assembly and an eccentric member, the fixed frame, the driving assembly and the eccentric member are all located inside the housing, the cord is telescopically arranged at the periphery of the fixed frame, the driving assembly is connected with the fixed frame, the eccentric member is arranged at one side of the driving assembly, and the grabbing assembly and the eccentric member are slidably arranged;

the eccentric part is of a C-shaped structure and comprises a first end face and a second end face;

the grabbing component comprises grabbing parts which are hinged to two sides of the movement structure.

Preferably, the driving assembly comprises a gear assembly and a clockwork assembly, the clockwork assembly comprises a clockwork and a middle shaft member, the clockwork is arranged inside the fixing frame, the middle shaft member penetrates through the inside of the clockwork, and two ends of the middle shaft member are connected with the gear assembly.

Preferably, the grabbing assembly further comprises a fixed shaft and a swing rod, two ends of the fixed shaft are connected with the shell, one end of the swing rod is connected with the grabbing part through the fixed shaft, the other end of the swing rod is connected with the eccentric part in a sliding mode, and the elastic part is located on the outer side of the swing rod.

Preferably, the gear assembly comprises a duplicate gear, a guide gear and a spur gear, the guide gear and the spur gear pass through a middle shaft part, the guide gear is positioned at the outer side of the spur gear, the guide gear and the spur gear are symmetrically arranged at two sides of the fixed frame, and the duplicate gear is respectively clamped with the spur gear and the guide gear through gears; the eccentric part is arranged on the outer side of the guide gear.

Preferably, the movement structure further comprises a base, and the base and the shell form a cavity structure.

Preferably, the movement structure further comprises a fixing ring, the fixing ring is located on the outer side of the fixing frame, two sides of the fixing ring are connected with the base through fixing rods, and the upper end of the fixing ring is connected with the shell.

Preferably, the handle is a ring structure.

Preferably, the distal end of the grasping portion is serrated.

Preferably, the base is made of a magnetic material.

The quick gripping device has the following beneficial effects:

1. through cotton rope, core structure and the combination setting of snatching the subassembly, snatch the subassembly closure after the object is snatched, withdraw through the automation of cotton rope, realize snatching fast of object, also can realize snatching of object to the space far away and inconvenient entering simultaneously.

2. When a user uses the quick grabbing device to grab an object, the rope is thrown out, the clockwork spring component stores force so that the rope can be automatically withdrawn after the object is grabbed, and meanwhile, the clockwork spring component drives the gear component to be linked, so that the eccentric part positioned outside the gear component moves along with the gear component, and the swing rod slides along the outer side of the C-shaped eccentric part, and the automatic opening and closing of the grabbing part are realized. The base can be metal material or magnetism material, can be used to attract the object of materials such as iron, cobalt, nickel when using the magnetism material in order to realize snatching fast.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a quick grabbing device according to an embodiment of the present invention;

FIG. 2 is a schematic view of the embodiment of FIG. 1 with the grasping portion open;

FIG. 3 is a schematic view of the closed configuration of the grasping portion in the embodiment of FIG. 2;

FIG. 4 is a schematic structural diagram of a driving assembly in the embodiment of FIG. 1

FIG. 5 is a schematic structural view of the gear assembly and eccentric of the embodiment of FIG. 1;

FIG. 6 is a schematic view illustrating a movement trend of the oscillating bar and the eccentric member in the embodiment of FIG. 1.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name (R)
				1	Hand-held part	2	Thread rope
3	Movement structure	31	Shell body
				311	Projection part	32	Fixing frame
33	Drive assembly	331	Gear assembly
				3311	Duplicate gear	3312	Guide gear
3313	Straight gear	332	Clockwork spring assembly
				3321	Wind spring	3322	Middle shaft piece
34	Eccentric part	341	First end face
				342	Second end face	35	Base seat
36	Fixing ring	361	Fixing rod
				4	Grabbing component	41	Gripping part
42	Elastic piece	43	Fixed shaft
				44	Swing link

The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that if directional indications such as up, down, left, right, front, and rear … … are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship, motion, and the like between the components in a specific posture as shown in the drawings, and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

In an embodiment of the present invention, as shown in fig. 1 to 6, a fast grabbing device is characterized by including a handheld portion 1, a cord 2, a movement structure 3, and grabbing components 4, wherein one end of the cord 2 is connected to the handheld portion 1, the other end of the cord is connected to the movement structure 3, and the grabbing components 4 are connected to two sides of the movement structure 3;

when a user holds the handheld part 1 and throws out the wire rope 2, the wire rope 2 drives the movement structure 3 to move to a grabbed object, meanwhile, the grabbing component 4 is opened, after the grabbing component 4 grabs the grabbed object, the grabbing component 4 is closed, the wire rope 2 is retracted, and grabbing of the grabbed object is achieved.

In this embodiment, quick grabbing device mainly used snatchs the object of unidimensional not, shorten the time of the object of taking, and snatch the object to the space that the gap is less or inconvenient to get into, for example drop at the sofa, at the bottom of the bed, the higher object in shallow ditch or position, the user can throw out the stay cord and throw quick grabbing device out to near that need be snatched the object, automatic shrink stay cord after the object is grabbed, the object moves along with the device, it is comparatively convenient to use, this quick grabbing device still can regard as the toy to use for the user, the interest is higher. The quick gripping device may be a ball-shaped arrangement or an arrangement of other different shapes.

The handheld portion 1 is mainly convenient for a user to hold and can be in different shapes, the upper end of the handheld portion 1 is a zigzag annular structure, the user can sleeve the annular structure of the handheld portion 1 into a finger to pull a cord 2 and shrink the cord, the cord 2 can be made of different materials such as nylon and fibers, the movement structure 3 is mainly used for automatically retracting the quick grabbing device, when the user holds the handheld portion 1 and throws out the cord 2, the cord 2 drives the movement structure 3 to move to a grabbed object, meanwhile, the grabbing component 4 is opened, and when the grabbing component 4 grabs the grabbed object, the grabbing component 4 closes and retracts the cord 2 to grab the grabbed object. The upper end of the housing 31 is provided with a protrusion 311. Because handheld portion 1 can be made for hard material or soft material, when using hard material, the bottom of handheld portion 1 can contact with casing 31 under the shrink state for cotton rope 2, and when the power of using was great, handheld portion 1 was great to the impact force of casing 31 upper end, if not set up protruding portion 311, casing 31 will be because frequent impact effect is damaged, influences quick grabbing device's normal use.

Specifically, the movement structure 3 includes a housing 31, a fixed frame 32, a driving assembly 33, and an eccentric member 34, where the fixed frame 32, the driving assembly 33, and the eccentric member 34 are all located inside the housing 31, the cord 2 is telescopically disposed on the periphery of the fixed frame 32, the driving assembly 33 is connected to the fixed frame 32, the eccentric member 34 is disposed on one side of the driving assembly 33, and the grasping assembly 4 and the eccentric member 34 are slidably disposed; the eccentric part 34 is of a C-shaped structure, and the eccentric part 34 comprises a first end surface 341 and a second end surface 342; the grabbing component 4 comprises grabbing parts 41 which are hinged on two sides of the movement structure 3.

The number of the grasping portions 41 may be 2 or more. Since the core assembly 3 needs to contact with the user during the retraction process, the housing 31 needs to be arranged to protect the components inside, so as to prevent the components from being damaged due to the impact force, the cord 2 is arranged around the periphery of the fixing frame 32, the device is in the retraction state when the cord 2 is wound on the fixing frame 32, when the device is thrown outwards, the cord 2 wound on the fixing frame 32 is released, the quick-gripping device can move within the length range of the cord 2, the fixing frame 32 can move simultaneously when the cord 2 is thrown out, the driving assembly 33 can move together with the fixing frame 32 due to the traction effect, and the driving assembly 33 can also provide the acting force for the automatic retraction of the device, the outer side of the driving assembly 33 is provided with a C-shaped eccentric member 34 which mainly functions to cooperate with the gripping assembly 4, and when the gripping part 41 is in the closing state, the gripping assembly 4 is positioned at the inner side of the, since the moving track of the eccentric member 34 is consistent with the driving member 33, when the cord 2 is thrown out, the driving member 33 is driven to move, and the eccentric member 34 also moves at the same time, the grabbing member 4 located inside the C-shaped eccentric member 34 slides from the first end 341 to the periphery of the eccentric member 34, the grabbing member 4 will continue to slide along the periphery of the eccentric member 34 as the movement of the eccentric member 34, the grabbing member 4 will slowly open the grabbing part 41 when sliding from the top end to the bottom end of the periphery of the eccentric member 34, the object is grabbed when the grabbing part 41 is opened, the driving member 33 will automatically retract after the grabbing is completed, the eccentric member 34 is driven to move again, so that the grabbing member 4 located at the outer bottom end of the eccentric member 34 will continue to slide, when the grabbing member 4 slides to the second end 342, the grabbing member 4 will return to the inner side of the eccentric member 34 due to the loss of the support of the eccentric member 34, the gripping part 41 is closed, and the wire rope 2 is retracted after the gripping part 41 is closed, so that the object can be rapidly gripped.

Casing 31 can be transparent material, sees through casing 31 and can observe the inside part operation conditions of device, when the part operation breaks down, can tentatively observe in the external world, judges which parts appear damaging or block, prepares the part of replacement in advance, the maintenance and the change of the device of being convenient for. The shell 31 can be made of other materials, and is suitable for different scenes, for example, the shell 31 made of stainless steel is used for prolonging the service life of the quick grabbing device.

Specifically, as shown in fig. 4 and 5, the driving assembly 33 includes a gear assembly 331 and a spring assembly 332, the spring assembly 332 includes a spring 3321 and a middle shaft 3322, the spring 3321 is disposed inside the fixed frame 32, the middle shaft 3322 is disposed through the spring 3321, and both ends of the middle shaft 3322 are connected to the gear assembly 331.

The driving assembly 33 is composed of a gear assembly 331 and a clockwork assembly 332, the gear assembly 331 drives the eccentric member 34 to move to open and close the grabbing portion 41, the clockwork assembly 332 realizes the acting force of the driving assembly 33 for automatically retracting, when the wire 2 is thrown outwards, the fixing frame 32 positioned in the wire 2 moves together due to the action of the force, the clockwork spring 3321 is positioned on the inner side of the fixing frame 32, the wire 2 moves simultaneously, the middle shaft 3322 serves as a rotating shaft of the clockwork spring 3321, the rotating main line of the clockwork spring 3321 is determined, after the device grabs an object, the clockwork spring 3321 automatically rotates due to the force accumulation effect when the wire 2 is thrown out, and at the moment, the wire 2 is driven to contract, so that the device is automatically retracted.

Further, the grabbing assembly 4 further comprises a fixed shaft 43 and a swing rod 44, two ends of the fixed shaft 43 are connected to the housing 31, one end of the swing rod 44 is connected to the grabbing portion 41 through the fixed shaft 43, the other end of the swing rod is slidably connected to the eccentric member 34, and the elastic member 42 is located outside the swing rod 44. Specifically, the fixed shaft 43 enables the grasping assembly 4 to be fixed with the housing 31 of the movement structure 3, the swing rod 44 is mainly arranged to facilitate opening and closing of the grasping portion 41, the outer side of the driving assembly 33 is provided with the C-shaped eccentric member 34, and the swing rod 44 is mainly used in cooperation with the grasping portion 41, when the swing rod 44 is located on the inner side of the eccentric member 34, the grasping portion 41 is in a closed state, and when the swing rod 44 is located at the lowermost end of the periphery of the eccentric member 34, the grasping portion 41 is in an open state. When the wire 2 is thrown, the swing link 44 is located inside the eccentric member 34, since the running track of the eccentric member 34 is consistent with the driving assembly 33, when the wire 2 is thrown, the driving assembly 33 and the gear assembly 331 rotate together, and at the same time, the eccentric member 34 also rotates, and when the wire 2 runs to the first end 341, the swing link 44 located inside the eccentric member 34 slides from the inside of the eccentric member 34 to the periphery of the eccentric member 34, and the swing link 44 slides from the top end to the bottom end of the periphery of the eccentric member 34, so that the gripping part 41 is slowly opened. The gear assembly 331 is driven to continue rotating by the accumulated force of the spring assembly 332, so that the eccentric part 34 positioned outside the gear assembly 331 simultaneously rotates, the swing link 44 is promoted to continue sliding on the periphery of the C-shaped eccentric part 34, and when the swing link 44 slides to the second end surface 342, the swing link 44 returns to the inner side of the eccentric part 34 again under the action of the elastic part 42, so that the grabbing part 41 is closed. The object is grabbed and the cord 2 is then retracted, causing the drive assembly 33 and the fixed member 32 to simultaneously rotate in opposite directions, and the eccentric member 34 to rotate in opposite directions, causing the swinging rod 44 to slide around the inner periphery of the "C" shaped eccentric member 34. The swing link 44 may be a unidirectional elastic material or a unidirectional movable mechanism, and the elastic member 42 may be a torsion spring.

Further, the gear assembly 331 includes a dual gear 3311, a guide gear 3312 and a spur gear 3313, the guide gear 3312 and the spur gear 3313 are disposed through a middle shaft 3322, the guide gear 3312 is located outside the spur gear 3313, the guide gear 3312 and the spur gear 3313 are symmetrically disposed on two sides of the fixing frame 32, and the dual gear 3311 is respectively connected to the spur gear 3313 and the guide gear 3312 through gears; the eccentric member 34 is provided outside the guide gear 3312.

The gear assembly 331 includes a spur gear 3313 and a guide gear 3312, the spur gear 3313 and the guide gear 3312 are both connected to the fixing frame 32 and keep the same trend with the movement of the fixing frame 32, the dual gear 3311 is respectively connected to the spur gear 3313 and the guide gear 3312 in a snap-fit manner, and the trend is opposite to the operation trend of the fixing frame 32, when the rope 2 is thrown out, the fixing member 32 and the spur gear 3313 will rotate clockwise around the central shaft 3322 under the traction of the rope 2 to drive the dual gear 3311 to rotate counterclockwise, and finally the guide gear 3312 will rotate clockwise, and the eccentric member 34 outside the guide gear 3312 will rotate clockwise to drive the swing rod 44 to slide around the eccentric member 34, when the swing rod 44 is located at the lower end of the eccentric member 34, the grabbing part 41 is in an open state, at this time, the eccentric member 34 will also move simultaneously due to the force accumulation of the spring assembly 332 driving the gear assembly 331, and when the swing rod 44, the swing link 44 moves by itself and is clamped at the inner side of the eccentric part 34, the grabbing part 41 is in a closed state, and the claw 3 is automatically retracted and closed under the action of the torsion spring 5 of the claw 3.

Specifically, the movement structure 3 further includes a base 35, and the base 35 and the housing 31 form a cavity structure. It can be understood that when the object to be grabbed is grabbed into the rapid grabbing device, when the grabbed object is small, the object is easy to roll in the device and is difficult to take out, and even can be clamped with the component, so that the normal use of the rapid grabbing device is influenced; when the object of snatching is great, because the inertia effect when snatching, the object can be to the effect of power of producing power backward, and the object can pound the subassembly to the device inside when not having base 35, and the impact force can cause the subassembly to damage even when too big, reduces quick grabbing device's life. The cavity structure formed by the base 35 and the shell 31 can be used for accommodating a grabbed object, so that the grabbing is convenient and the service life of the device is prolonged.

Further, as shown in fig. 5, the movement structure 3 further includes a fixing ring 36, the fixing ring 36 is located outside the fixing frame 32, two sides of the fixing ring 36 are connected to the base 35 through a fixing rod 361, and an upper end of the fixing ring 36 is connected to the housing 31. The fixing ring 36 and the base 35 are fixedly connected to play a further limiting role, the rope 2 is prevented from being separated from the fixing frame 32 in the stretching and shrinking processes, meanwhile, the operation areas of all parts of the movement structure 3 are limited, the shell 31 and the base 35 are double-fixed on the fixing ring 36, and the spring assembly 332 in the fixing ring 36 is prevented from being separated from the original position when being impacted by external force.

Specifically, the hand-held portion 1 has a ring-shaped structure. The handheld portion 1 of loop configuration, in the handheld portion 1 can be located to the finger cover, through the tensile of cotton rope 2 and shrink realization object snatch, also can be other forms of setting of handheld portion 1, square or circular handheld portion 1 of making as soft material to the quick grabbing device of cooperation different shapes uses.

Further, the distal end of the grasping portion 41 is serrated. The cockscomb structure snatchs portion 41 snatchs more conveniently when snatching the object, when the material of snatching is located other less other debris of size, can filter other debris behind the snatching object, for example when the object is arranged in sand or tiny particle impurity, snatch behind the object comparatively easily and filter the tiny particle impurity of sand from the cockscomb structure gap, obtain the object that needs snatch.

Further, the base 35 is made of a magnetic material. The base 35 of magnetism material can carry out direct absorption and snatch to the object of iron, cobalt, nickel, snatchs efficiency height.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.