CN219742080U - Rolling locking nail clipper - Google Patents

Abstract

The utility model discloses a rolling locking nail clipper, which comprises a first clip, a second clip, a first clip handle, a second clip handle and a locking mechanism, wherein the first clip and the second clip handle are pivoted through a pin shaft, the two clip handles are driven to be clamped and separated by rotating, the locking mechanism comprises a chute arranged on the side wall of the first clip handle, a lock rod arranged in the chute, a roller for pushing the lock rod, a locking groove arranged on the second clip handle and a first elastic piece, the first clip handle is provided with a containing groove, the roller is rotationally connected in the containing groove and is propped against the inner end of the lock rod, when the two clip handles are in a clamping state, the outer ends of the lock rod can be pushed out of the chute to be inserted into the locking groove by rotating the roller, so that the two clip handles can be locked in a clamping state, the two clip handles are convenient to carry and store, the use is safe, and when the lock rod is not pushed by the roller, the outer ends of the first elastic piece can be pushed to slide into the chute to be separated from the locking groove, and the locking can be released, so that the two clip handles can be rotated to drive the two clip handles to rotate and separate.

Description

Rolling locking nail clipper

Technical Field

The utility model belongs to the technical field of pruning tools, and particularly relates to rolling locking nail clippers.

Background

The nail clipper is a special daily life appliance for clipping nails, and the structure of the existing nail clipper generally comprises two clip heads capable of being clipped and separated from each other, two clip handles connected with the two clip heads respectively, and a torsion spring for pushing the two clip heads to automatically separate, wherein the two clip heads are pivoted with each other through a pin shaft, and the opposite sides of the two clip heads are respectively provided with a clip blade, and the clip blades of the two clip heads can be driven to rotate to clip and separate by rotating the two clip handles. When the nail clipper is used, a nail is stretched into a position between two clipper blades, and then the two clipper handles are pressed to drive the two clipper blades to clamp each other, so that the nail can be cut off by the two clipper blades. After the two forceps handles are loosened, the torsion spring can automatically push the two forceps heads to separate from each other under the action of the self elasticity, so that the two forceps heads can be conveniently operated to be clamped again, and the nail trimming is very convenient.

However, the existing nail clipper structure also has the following defects that the two clip heads of the existing nail clipper cannot be locked in a clamping state, so that when the nail clipper is not used, the two clip heads can be kept in a separated state under the action of the torsion spring, and the nail clipper is large in size and inconvenient to carry and store. And the nail clipper is kept in a separated state, so that a user is easy to be cut by the clipper blade, and the use is unsafe.

Disclosure of Invention

In view of the above-mentioned shortcomings of the prior art, it is an object of the present utility model to provide a rolling locking nail clipper capable of locking two clip heads in a clipped state.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the rolling locking nail clipper includes one first clip and one second clip capable of being clipped and separated, one first clip handle connected to the first clip and one second clip handle connected to the second clip, one holding slot connected to the second clip handle, one roller pivoted to the holding slot and capable of driving the two clip handles to clip and separate, one locking mechanism for locking the two clip handles in clipping state, one roller for pushing the locking rod, one locking slot set on the second clip handle, one first elastic member for driving the locking rod to reset, and one holding slot connected to the locking rod.

In the scheme, the lock rod is arranged in the sliding groove of the first clamp head in a sliding manner, the locking groove is formed in the second clamp head, and when the two clamp heads are in the clamping state, the roller can be rotated to push the lock rod to slide rightwards relative to the sliding groove, so that the outer end of the lock rod slides out of the sliding groove and is inserted into the locking groove of the second clamp head, the two clamp heads can be locked in the clamping state, the nail clipper is prevented from being automatically opened when not used, the nail clipper occupies a small space, is convenient to carry and store, can not be cut by the clipper blade, and is safe to use. When the locking of the two binding clip is required to be released, the rotatable roller is far away from the inner end of the lock rod, at the moment, the lock rod is not pushed by the roller, the first elastic piece can automatically push the lock rod to slide and reset leftwards relative to the sliding groove under the action of self elastic force, so that the outer end of the lock rod slides into the sliding groove to be separated from the locking groove of the second binding clip, the locking can be released, and the two binding clip handles can be rotated to drive the two binding clip to rotate and separate.

Further, the roller is rotatably connected with the two opposite side walls of the accommodating groove through the rotating shaft, and the central line of the rotating shaft is parallel to the central line of the lock rod, so that the rotation stability of the roller can be improved.

In order to realize the function that the roller can push the lock rod to slide, one side surface of the roller, which is close to the lock rod, is provided with an inclined surface, the inclined surface extends along the circumferential direction of the roller, two ends of the inclined surface are respectively a near end and a far end, when the two pliers heads are in a clamping state, the roller is rotated forward until the near end of the inclined surface is aligned with the position of the lock rod, the near end of the inclined surface pushes the lock rod to slide rightwards relative to the chute, so that the outer end of the lock rod slides out of the chute and is inserted into the locking groove, and the two pliers heads are locked in the clamping state; when the roller is rotated backwards to the position where the remote end of the inclined surface is aligned with the position of the lock rod, the remote end of the inclined surface is far away from the inner end of the lock rod, and the first elastic piece automatically pushes the inner end of the lock rod to slide leftwards to prop against the remote end of the inclined surface, and meanwhile, the outer end of the lock rod slides into the sliding groove to be separated from the locking groove, so that the locking of the two clamp heads is released.

Further, a notch is formed in a side surface of the roller, which is close to the lock rod, the notch is formed in an extending mode along the circumferential direction of the roller, an inclined surface is formed on the bottom surface of the notch, and the depth of a near end of the inclined surface is smaller than that of a far end of the inclined surface. Therefore, the inclined plane can be conveniently arranged, and the thickness of the roller can be made smaller.

Further, the side walls of the notch corresponding to the near end and the far end of the inclined surface respectively form limiting protrusions, when the roller is rotated to the position where one side of the limiting protrusions abuts against the inner end of the lock rod, the roller cannot continue to rotate under the mutual blocking of the limiting protrusions and the lock rod, so that the roller can be limited to excessively rotate and stay at the position where the lock rod abuts against the near end or the far end of the inclined surface, and the roller is more convenient to rotate to control the locking and unlocking operations of the two clamp heads.

Further, the long-distance end position of the inclined surface corresponding to the notch bottom surface is provided with a long-distance end plane, and the short-distance end position of the inclined surface corresponding to the notch bottom surface is provided with a short-distance end plane. Because the roller can easily appear naturally rotating the phenomenon when the inner end of the roller is propped against the lock rod through the inclined plane, the scheme is characterized in that the planes are arranged at the far end and the near end of the inclined plane, when the roller is rotated to the near end plane or the far end plane is propped against the inner end of the lock rod, the lock rod is propped against the plane, the roller can not naturally rotate, and thus, the roller can be kept at the current position under the locking and unlocking states of the two pliers heads, and the use of the nail clippers is prevented from being influenced by the natural rotation of the non-manual operation of the roller.

Further, the first elastic piece is a spring sleeved on the outer side of the lock rod, the inner end of the lock rod is provided with a rod cap, the inclined surface abuts against the rod cap, two ends of the spring abut against the rod cap and the inner side of the sliding groove respectively, and under the action of no external force, the spring can automatically push the rod cap to drive the outer end of the lock rod to slide into the sliding groove leftwards through the elastic action of the spring.

Further, the outer side of the pin shaft is sleeved with a torsion spring, two ends of the torsion spring respectively collide with the first clamp head and the second clamp head, and the torsion spring can automatically push the two clamp heads to rotate to a separation state under the action of elasticity of the torsion spring without external force. Therefore, the two clamp heads can be always kept in a separation state under the condition of no locking, the automatic separation function of the two clamp heads is realized, the re-clamping operation of the two clamp heads is convenient, and the trimming operation is more convenient.

Further, a groove is formed in the first clamp head, a protruding block is arranged at a position, corresponding to the groove, of the second clamp head, and when the two clamp heads are in a separated state, the protruding block of the second clamp head abuts against the groove bottom of the groove of the first clamp head. Therefore, the two clamp heads can be prevented from excessively rotating towards the separation direction, and the structural stability of the two clamp heads in the separation state is ensured.

Further, the outer side of the second forceps handle is further provided with a grinding area, when the nail is cut by the nail forceps, the end face of the nail is generally rough, and at the moment, the end face of the nail can be ground through the grinding area, so that the end face of the nail is ground to be a smooth face.

The nail clipper has the beneficial effects that:

1. the nail clipper is locked in the clamping state by the locking mechanism, so that the nail clipper is convenient to carry and store, and is not cut by the clipper blade of the nail clipper, and the use is safe.

2. The nail clipper is simple and convenient to lock and release, when the nail clipper is in a clamping state, the roller is pushed forward to rotate so that the lock rod is inserted into the locking groove, the nail clipper can be locked in the clamping state, and the roller is pushed backward to rotate so that the lock rod is separated from the locking groove, so that the locking can be released.

3. The limiting bulge can limit the roller to stay at the position of the lock rod, which is propped against the near end and the far end of the inclined surface, so that the roller can be rotated more conveniently to control the locking and unlocking operations of the two binding clip.

4. After the nail clipper is unlocked in the clamping state, the torsion spring can automatically push the two forceps heads to the separating state, so that the second clamping operation of the two forceps heads is facilitated, and the trimming operation is more convenient.

5. Through the cooperation of lug and recess, can guarantee the structural stability of two binding clip under the separation state.

Drawings

Fig. 1 is an exploded view of a nail clipper according to an embodiment of the present utility model.

Fig. 2 is a schematic view showing a clamping state structure of the nail clipper according to the embodiment of the present utility model.

Fig. 3 is a schematic view showing a clamping state of the nail clipper according to the embodiment of the present utility model (the structure of the first clipper handle and the first clipper head are omitted in the drawing).

Fig. 4 is a schematic view showing a separated state structure of the nail clipper according to the embodiment of the present utility model.

Fig. 5 is a schematic view showing a separated state structure of the nail clipper according to the embodiment of the present utility model (the structure of the first clipper handle and the first clipper head is omitted in the drawing).

Fig. 6 is a schematic view of a roller structure of a nail clipper according to an embodiment of the present utility model.

Fig. 7 is a schematic view showing a back structure of the nail clipper according to the embodiment of the present utility model.

Detailed Description

The drawings are for illustrative purposes only and are not to be construed as limiting the present patent; for the purpose of better illustrating the embodiments, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the actual product dimensions; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationship depicted in the drawings is for illustrative purposes only and is not to be construed as limiting the present patent.

The same or similar reference numbers in the drawings of embodiments of the utility model correspond to the same or similar components; in the description of the present utility model, it should be understood that, if there are orientations or positional relationships indicated by terms "upper", "lower", "left", "right", "long", "short", etc., based on the orientations or positional relationships shown in the drawings, this is merely for convenience in describing the present utility model and simplifying the description, and is not an indication or suggestion that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, so that the terms describing the positional relationships in the drawings are merely for exemplary illustration and are not to be construed as limitations of the present patent, and that it is possible for those of ordinary skill in the art to understand the specific meaning of the terms described above according to specific circumstances.

The technical scheme of the utility model is further specifically described by the following specific embodiments with reference to the accompanying drawings:

example 1

As shown in fig. 1, the present embodiment provides a rolling locking nail clipper, which includes a first clip 1 and a second clip 2 capable of being clipped and separated from each other, a first clip handle 11 connected with the first clip 1, and a second clip handle 21 connected with the second clip 2, wherein the opposite sides of the first clip 1 and the second clip 2 are respectively provided with a clip edge 10, and the first clip 1 and the second clip 2 are pivoted by a pin shaft 3, and the clip edges 10 of the two clip heads are driven to clip on and separate from each other by rotating the two clip handles. The nail clipper further comprises a locking mechanism for locking the two clip heads in a clamping state, the locking mechanism comprises a sliding groove 40 formed in the right side wall of the first clip head 1, a lock rod 41 arranged in the sliding groove 40 in a sliding manner, a roller 42 for pushing the lock rod 41, a locking groove 43 formed on the second clip head 2, and a first elastic piece 44 for driving the lock rod 41 to reset, the locking groove 43 is of a through structure penetrating through the side wall of the second clip head 2, the lock rod 41 can slide left and right relative to the sliding groove 40, the outer end of the lock rod 41 can slide out of the sliding groove 40, the accommodating groove 110 is formed in the front end of the first clip handle 11, the roller 42 is in communication with the sliding groove 40, the roller 42 is in rotary connection with the accommodating groove 110, a rotary shaft 421 is arranged in the center position of the roller 42 in a penetrating manner, two ends of the rotary shaft 421 are respectively in rotary connection with the left side wall and right side wall of the accommodating groove 110, the central line of the rotary shaft 421 is parallel to the central line of the lock rod 41, the roller 42 can not move left and right relative to the accommodating groove 110 through the rotary shaft 421, and the roller 42 can push the roller 42 to the accommodating groove 110 and can conveniently rotate half of the roller 42. The right side of the roller 42 abuts against the inner end of the lock lever 41, when the two pliers heads are in the clamping state, the roller 42 is rotated to push the outer end of the lock lever 41 to slide out of the sliding groove 40 and insert into the locking groove 43, and when the lock lever 41 is not pushed by the roller 42, the first elastic member 44 pushes the outer end of the lock lever 41 to slide into the sliding groove 40 and separate from the locking groove 43.

As shown in fig. 1 and 6, in order to realize the function of pushing the lock lever 41 to slide by the roller 42, the right side surface of the roller 42 has an inclined surface 420, the inclined surface 420 extends along the circumferential direction of the roller 42, and two ends of the inclined surface 420 are a near end and a far end, respectively, wherein the vertical distance from the near end to the position of the lock groove 43 is smaller than the vertical distance from the far end to the position of the lock groove 43. As shown in fig. 2 and 3, when the two pliers heads are in the clamped state, the roller 42 is pushed forward to rotate the roller 42 until the proximal end of the inclined surface 420 is aligned with the position of the lock lever 41, the proximal end of the inclined surface 420 pushes the lock lever 41 to slide rightward relative to the sliding slot 40, so that the outer end of the lock lever 41 slides out of the sliding slot 40 and is inserted into the locking slot 43, thereby locking the two pliers heads in the clamped state and preventing the nail clipper from being automatically opened when not in use. As shown in fig. 4 and 5, the roller 42 is pushed backward, so that the roller 42 rotates to the position where the distal end of the inclined surface 420 is aligned with the lock lever 41, at this time, the distal end of the inclined surface 420 is far away from the inner end of the lock lever 41, and the first elastic member 44 automatically pushes the inner end of the lock lever 41 to slide leftwards and abut against the distal end of the inclined surface 420 under the action of its own elastic force, and simultaneously, the outer end of the lock lever 41 slides into the chute 40 to disengage from the locking groove 43, so that the locking can be released, and the two pliers handles can be rotated to drive the two pliers heads to rotate and separate.

The nail clipper of this embodiment can lock two binding clip in the clamp state for nail clipper keeps at minimum volume, conveniently carries and deposits, can not cut by the pincers sword yet, safe in utilization. When in use, the two clamp heads are rotated to a clamping state, and then the roller 42 is rotated forwards to enable the outer end of the lock rod 41 to be inserted into the locking groove 43, so that the two clamp heads can be locked; and the roller 4 is rotated backwards, the first elastic piece 44 drives the lock lever 41 to reset and separate from the locking groove 43, so that the locking can be released, the operation is convenient and quick, and the locking stability is good.

Example two

The improvement of this embodiment is that, as shown in fig. 6, a notch 423 is formed on a side surface of the roller 42 near the lock lever 41, the notch 423 extends along the circumferential direction of the roller 42, an inclined surface 420 is formed on the bottom surface of the notch 423, and the depth of the proximal end of the inclined surface 420 is smaller than the depth of the distal end of the inclined surface 420. According to the scheme, the notch 423 is formed in the side face of the roller 42, the inclined face 420 is formed on the bottom face of the notch 423, so that the inclined face 420 can be conveniently arranged, and the thickness of the roller 42 can be made smaller.

The notch 423 forms a limiting protrusion 4231 corresponding to the side wall of the proximal end and the distal end of the inclined surface 420, when the roller 42 is rotated to a position where one side of the limiting protrusion 4231 abuts against the inner end of the locking lever 41, the roller 42 cannot continue to rotate under the mutual blocking of the limiting protrusion 4231 and the locking lever 41, so that the roller 42 is prevented from rotating excessively and staying at the position where the locking lever 41 abuts against the proximal end or the distal end of the inclined surface 420, and thus the locking and unlocking operations of the two pliers heads are more conveniently controlled by rotating the roller 42. In addition, the circumferential side surfaces of the roller 42 are uniformly provided with a plurality of anti-slip grooves 422, so that the friction on the outer side of the roller 42 can be improved, a user can easily push the roller 42 to rotate, and the operation is more convenient.

As a modification of the present embodiment, as shown in fig. 6, a distal plane 4201 is disposed at a distal position of the bottom surface of the notch 423 corresponding to the inclined surface 420, and a proximal plane 4202 is disposed at a proximal position of the bottom surface of the notch 423 corresponding to the inclined surface 420. Since the roller 42 is easy to naturally rotate when being abutted against the inner end of the lock lever 41 through the inclined plane, the scheme has the advantages that the planes are arranged at the far end and the near end of the inclined plane 420, when the roller 42 is rotated to the near end plane 4202 or the far end plane 4201 to be abutted against the inner end of the lock lever 41, the lock lever 41 is abutted against the plane, the roller 42 cannot naturally rotate, so that the roller 42 can be kept at the current position under the locking and unlocking states of the two pliers heads, and the use of the nail clippers is prevented from being influenced by natural rotation of the roller 42 which is not manually operated.

Example III

The embodiment is a further improvement on the nail clipper structure of the second embodiment, and the improvement is that, as shown in fig. 1 and 4, the first elastic member 44 is a spring sleeved on the outer side of the lock lever 41, the inner end of the lock lever 41 is provided with a lever cap 411, the inclined surface 420 abuts against the left side of the lever cap 411, two ends of the spring abut against the right side of the lever cap 411 and the inner side of the chute 40 respectively, and under the action of no external force, the spring can automatically push the lever cap 411 to drive the outer end of the lock lever 41 to slide left into the chute 40 through the elastic force of the spring.

The torsion spring 5 is sleeved outside the pin shaft 3, two ends of the torsion spring 5 are respectively abutted against the first clamp head 1 and the second clamp head 2, and under the action of no external force, the torsion spring 5 can automatically push the two clamp heads to rotate to a separation state through the elastic force of the torsion spring 5, so that the two clamp heads can be always kept in the separation state under the condition of no locking, the automatic separation function of the two clamp heads is realized, the re-clamping operation of the two clamp heads is facilitated, and the pruning operation is more convenient.

In addition, the groove 13 is formed on the first clamp head 1, the bump 23 is arranged at the position of the second clamp head 2 corresponding to the groove 13, and when the two clamp heads are in the separated state, the bump 23 of the second clamp head 2 is abutted against the bottom of the groove 13 of the first clamp head 1, so that the two clamp heads can be prevented from excessively rotating towards the separation direction, and the structural stability of the two clamp heads in the separated state is ensured.

As shown in fig. 7, the second grip 21 is further provided with a polishing area 8 on the outer side, and when the nail is cut by the nail clipper, the end face of the nail is generally rough, and at this time, the end face of the nail can be polished by the polishing area 8, so that the end face of the nail is polished to be a smooth surface.

It is to be understood that the above examples of the present utility model are provided by way of illustration only and not by way of limitation of the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims (10)

1. The utility model provides a roll locking nail clipper, including first binding clip (1) and second binding clip (2) that can clamp each other and separate, first pincers handle (11) be connected with first binding clip (1), and second pincers handle (21) be connected with second binding clip (2), opposite side of first binding clip (1) and second binding clip (2) all is equipped with pincers sword (10), and pin roll (3) pin joint are passed through with second binding clip (2) first binding clip (1), rotate two pincers handles and can drive the mutual clamp of pincers sword (10) of two binding clips and separation, its characterized in that: the clamp head also comprises a locking mechanism for locking the two clamp heads in a clamping state;

the locking mechanism comprises a sliding groove (40) arranged on the side wall of the first clamp head (1), a lock rod (41) arranged in the sliding groove (40), a roller (42) for pushing the lock rod (41), a locking groove (43) arranged on the second clamp head (2), and a first elastic piece (44) for driving the lock rod (41) to reset;

the first clamp handle (11) is provided with a containing groove (110), the containing groove (110) is communicated with the sliding groove (40), the roller (42) is rotationally connected in the containing groove (110), the roller (42) is propped against the inner end of the lock rod (41), the outer end of the lock rod (41) can slide out of the sliding groove (40), when the two clamp heads are in a clamping state, the roller (42) can push the outer end of the lock rod (41) to slide out of the sliding groove (40) and insert into the locking groove (43), and when the lock rod (41) is not pushed by the roller (42), the first elastic piece (44) can push the outer end of the lock rod (41) to slide into the sliding groove (40) and separate from the locking groove (43).

2. The roll-locking nail clipper of claim 1, wherein: the roller (42) is rotatably connected with the two opposite side walls of the accommodating groove (110) through a rotating shaft (421), and the central line of the rotating shaft (421) is parallel to the central line of the lock rod (41).

3. The roll-locking nail clipper of claim 2, wherein: the roller (42) be close to one side of locking lever (41) and have inclined plane (420), inclined plane (420) extend along the circumferencial direction of roller (42), and the both ends of inclined plane (420) are near-distance end and long-distance end respectively, when two binding clip under the clamping state, rotate the near-distance end of roller (42) to inclined plane (420) and locking lever (41) position alignment, the near-distance end of inclined plane (420) can promote locking lever (41) outer end and insert in locked groove (43), and rotate the far-distance end of roller (42) to inclined plane (420) and locking lever (41) position alignment, first elastic component (44) can drive locking lever (41) outer end and break away from locked groove (43).

4. The roll-locking nail clipper according to claim 3, wherein: a notch (423) is formed in one side face, close to the lock rod (41), of the roller (42), the notch (423) extends in the circumferential direction of the roller (42), an inclined face (420) is formed in the bottom face of the notch (423), and the depth of the near-distance end of the inclined face (420) is smaller than that of the far-distance end of the inclined face (420).

5. The roll-locking nail clipper of claim 4, wherein: the side walls of the notch (423) corresponding to the near end and the far end of the inclined surface (420) respectively form limiting bulges (4231).

6. The roll-locking nail clipper of claim 4, wherein: the bottom surface of the notch (423) is provided with a far-distance end plane (4201) corresponding to the far-distance end position of the inclined surface (420), and the bottom surface of the notch (423) is provided with a near-distance end plane (4202) corresponding to the near-distance end position of the inclined surface (420).

7. The roll-locking nail clipper of claim 1, wherein: the first elastic piece (44) is a spring sleeved on the outer side of the lock rod (41), a rod cap (411) is arranged at the inner end of the lock rod (41), the inclined surface (420) abuts against the rod cap (411), and two ends of the spring abut against the rod cap (411) and the inner side of the sliding groove (40) respectively.

8. The roll-locking nail clipper of claim 1, wherein: the pin shaft (3) is sleeved with a torsion spring (5), two ends of the torsion spring (5) are respectively abutted against the first clamp head (1) and the second clamp head (2), and the torsion spring (5) can automatically push the two clamp heads to be separated from each other under the action of no external force.

9. The roll-locking nail clipper of claim 8, wherein: the first clamp head (1) is provided with a groove (13), the second clamp head (2) is provided with a lug (23) corresponding to the groove (13), and when the two clamp heads are in a separated state, the lug (23) of the second clamp head (2) is propped against the bottom of the groove (13) of the first clamp head (1).

10. The roll-locking nail clipper of claim 1, wherein: the outer side of the second clamp handle (21) is also provided with a grinding area (8).