CN211729250U - Folding knife with back claw type closing structure - Google Patents

Abstract

The utility model discloses a folding sword of back claw formula closed structure relates to five metals cutter technical field. Draw the module after including left handle, right handle, cutting edge and back, the left handle has end bone through silk nail fixed connection, and end bone passes through silk nail and right handle fixed connection, the outside joint of right handle has the clip, be equipped with the sword groove between left handle and the right handle, the cutting edge is located the sword inslot. This folding sword of back claw formula closed structure, the back that can use more convenient at folding sword back is drawn the module to having designed, back draws the module and is sword back locking structure, can cooperate the locking axle to pin the cutting edge, when closed cutter, can use two fingers to draw behind both sides and close the sword, also can only use single finger to close the sword at the back, convenience of customers uses, and can satisfy the left hand simultaneously, the right hand can both smoothly open and close the purpose of cutting edge, satisfy the demand of user daily cutting and outdoor sword.

Description

Folding knife with back claw type closing structure

Technical Field

The utility model relates to a five metals cutter technical field specifically is a folding sword of back claw formula closed structure.

Background

A portable folding knife is commonly used in life, the knife mainly comprises a knife handle and a knife blade, the knife handle is composed of two side plates and a clamping strip to form a knife groove, one end of the knife blade is hinged to the knife handle, the knife blade can be folded in the groove of the knife handle according to the hinged point, and when the knife is used, the knife blade needs to be pulled out by hand, so that labor is wasted.

In the past, the structure of the product cannot meet the requirement of quickly closing the cutter on the back, and a user does not have good enough experience and convenience when using the cutter.

SUMMERY OF THE UTILITY MODEL

The utility model provides a folding sword of back claw formula closed structure possesses the cutter that can close fast, uses smoothly, has satisfied the advantage of the demand of user daily cutting and outdoor sword to solve the product structure in the past and can't satisfy the quick closed cutter at the back, the user does not have the problem of enough good experience sense and convenience when using.

But for realizing the quick closure cutter, use smoothly, satisfied the purpose of the daily cutting of user and outdoor demand of using the sword, the utility model provides a following technical scheme: the utility model provides a folding sword of back claw formula closed structure, draws the module after including left handle, right handle, cutting edge and back, the left handle passes through silk nail fixed connection and has end bone, and end bone passes through silk nail and right handle fixed connection, the outside joint of right handle has the clip, be equipped with the sword groove between left handle and the right handle, the cutting edge is located the sword inslot to it is articulated with left handle and right handle respectively to pass through the head nail, the first tip grafting of left handle and right handle has only the arbor, draw module sliding connection in the first tip of left handle and right handle after the back, and draw the module after the back in proper order to peg graft and have locking axle and sliding shaft, the tail end that draws the module after the back has cup jointed the spring, and through spring and end bone elastic connection.

As a preferred technical scheme of the utility model, the lockhole has all been seted up to the head end portion of left handle and right handle, the pinhole has been seted up to the tail end of cutting edge, and the head nail locking is in the lockhole of left handle and right handle and extend into the pinhole of cutting edge admittedly, makes the cutting edge constitute with left handle and right handle and articulate.

As a preferred technical scheme of the utility model, the afterbody upper end of cutting edge is equipped with the flange, only the arbor is close to in flange department, the afterbody bottom of cutting edge is equipped with the arc wall, and arc wall and locking axle looks adaptation.

As an optimal technical scheme of the utility model, the inboard head end of right hand handle is equipped with first spacing groove, end a tip of arbor be located first spacing inslot and with first spacing groove sliding connection.

As an optimal technical scheme of the utility model, the inboard head end of right side handle is equipped with the second spacing groove, a tip of sliding shaft be located the second spacing inslot and with second spacing groove sliding connection.

As an optimal technical scheme of the utility model, be equipped with the mounting groove between the tip of left side handle and right side handle, back pull module activity sets up in the mounting groove.

Compared with the prior art, the utility model provides a folding sword of back claw formula closed structure possesses following beneficial effect:

this folding sword of back claw formula closed structure, the back that can use more convenient at folding sword back is drawn the module to having designed, back draws the module and is sword back locking structure, can cooperate the locking axle to pin the cutting edge, when closed cutter, can use two fingers to draw behind both sides and close the sword, also can only use single finger to close the sword at the back, convenience of customers uses, and can satisfy the left hand simultaneously, the right hand can both smoothly open and close the purpose of cutting edge, satisfy the demand of user daily cutting and outdoor sword.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a reverse view of the present invention;

fig. 3 is an exploded view of the present invention;

FIG. 4 is a diagram showing the effect of the back pull module of the present invention locking the blade in cooperation with the locking shaft;

fig. 5 is a schematic view of the installation groove of the present invention;

FIG. 6 is a view showing the opening effect of the knife edge of the present invention;

fig. 7 is a diagram showing the effect of the semi-closed blade of the present invention.

In the figure: 1. a left handle; 2. a right handle; 3. a blade; 4. a back pull-back module; 5. a bottom bone; 6. a clip; 7. a cutter groove; 8. stopping the cutter shaft; 9. a locking shaft; 10. a sliding shaft; 11. a spring; 12. a lock hole; 13. a pin hole; 14. blocking edges; 15. an arc-shaped slot; 16. a first limit groove; 17. a second limit groove; 18. and (4) mounting the groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-7, the utility model discloses a folding knife with a back claw type closed structure, comprising a left handle 1, a right handle 2, a knife edge 3 and a back pull module 4, wherein the left handle 1 is fixedly connected with a bottom bone 5 through a screw, the bottom bone 5 is fixedly connected with the right handle 2 through a screw, the outer side of the right handle 2 is clamped with a clamp 6, a knife groove 7 is arranged between the left handle 1 and the right handle 2, the knife edge 3 is positioned in the knife groove 7 and is respectively hinged with the left handle 1 and the right handle 2 through a head nail, the head end parts of the left handle 1 and the right handle 2 are inserted with a knife stop shaft 8, the back pull module 4 is slidably connected with the head end parts of the left handle 1 and the right handle 2, a locking shaft 9 and a sliding shaft 10 are sequentially inserted on the back pull module 4, a spring 11 is sleeved at the tail end of the back pull module 4 and is elastically connected with the bottom bone 5 through the spring 11, the back that can be in more convenient use of folding sword back draws module 4 has been designed, back draws module 4 is sword back portion locking structure, can cooperate locking shaft 9 to pin cutting edge 3, when closed cutter, can use two fingers to draw behind both sides and close the sword, also can only use single finger to close the sword at the back, convenience of customers uses, and can satisfy the left hand simultaneously, the right hand can both smoothly open and close the purpose of cutting edge 3, satisfy the daily cutting of user and the demand of outdoor sword.

Specifically, lockholes 12 have all been seted up to the head tip of left handle 1 and right handle 2, pinhole 13 has been seted up to the tail end of cutting edge 3, and the head nail locking is in lockhole 12 of left handle 1 and right handle 2 and extends into the pinhole 13 of cutting edge 3, makes cutting edge 3 and left handle 1 and right handle 2 constitute and articulate.

In this embodiment, the blade 3 is hinged to the left handle 1 and the right handle 2, so that the blade 3 can be folded conveniently.

Specifically, the afterbody upper end of cutting edge 3 is equipped with flange 14, it is close to in flange 14 department to end arbor 8, the afterbody bottom of cutting edge 3 is equipped with arc wall 15, and arc wall 15 and locking axle 9 looks adaptation.

In this embodiment, when the blade 3 is in the open state, the knife stopper shaft 8 abuts against the rib 14 to prevent the blade 3 from tilting upward, and when the blade 3 is in the fully closed state, the locking shaft 9 is located in the arc-shaped groove 15 to lock the blade 3 in the knife slot 7, thereby preventing the blade 3 from being unintentionally thrown out.

Specifically, the head end of the inner side of the right handle 2 is provided with a first limiting groove 16, and one end of the cutter stopping shaft 8 is located in the first limiting groove 16 and is connected with the first limiting groove 16 in a sliding manner.

In the present embodiment, the first limit groove 16 limits the movement locus of the cutter stopping shaft 8, so that the cutter stopping shaft 8 can move within a set range.

Specifically, the head end of the inner side of the right handle 2 is provided with a second limiting groove 17, and one end of the sliding shaft 10 is located in the second limiting groove 17 and is connected with the second limiting groove 17 in a sliding manner.

In this embodiment, the second limiting groove 17 limits the action track of the sliding shaft 10, so that the sliding shaft 10 can move within a set range, thereby ensuring the stable connection of the back rear-pull module 4.

Specifically, an installation groove 18 is formed between the head end parts of the left handle 1 and the right handle 2, and the back rear-pull module 4 is movably arranged in the installation groove 18.

In this embodiment, the mounting groove 18 mainly provides a mounting space for assembling the back pull-back module 4, so that the back pull-back module 4 can be well attached to the left handle 1 and the right handle 2.

The utility model discloses a theory of operation and use flow: when the tool is used, when the tool is in an open state, the back backward-pulling module 4 is pushed forwards lightly and pushed by the elasticity of the spring 11, the back backward-pulling module 4 is pushed forwards, the locking shaft 9 locks the blade 3, when the tool is in a closed state, the back backward-pulling module 4 is pulled backwards, the spring 11 is compressed, the locking shaft 9 avoids the blade 3, the blade 3 can be closed in a free rotation mode, the back backward-pulling module 4 is of a blade back locking structure and can be matched with the locking shaft 9 to lock the blade 3, when the tool is closed, two fingers can be used for pulling the blades on two sides backwards, only one finger can be used for closing the blades on the back, convenience is brought to a user, and the purpose that the blades 3 can be smoothly opened and closed by the left hand and the right hand can be simultaneously met.

To sum up, this folding sword of back claw formula closed structure has designed the back and has pulled the module 4 that can use more conveniently at folding sword back, and back pulls the module 4 and is sword back locking structure, can cooperate locking shaft 9 to pin cutting edge 3, when closed cutter, can use two fingers to close the sword in both sides back, also can only use single finger to close the sword at the back, convenience of customers uses, and can satisfy the left hand simultaneously, the right hand can both smoothly open and close the purpose of cutting edge 3, satisfy the daily cutting of user and the demand of using the sword with the open and shut.

It should be noted that, in this document, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a folding sword of back claw formula closed structure, includes left handle (1), right handle (2), cutting edge (3) and back pull-back module (4), its characterized in that: the left handle (1) is fixedly connected with a bottom bone (5) through a screw, the bottom bone (5) is fixedly connected with the right handle (2) through a screw, a clamp (6) is clamped at the outer side of the right handle (2), a knife groove (7) is arranged between the left handle (1) and the right handle (2), the knife edge (3) is positioned in the knife groove (7), and is respectively hinged with a left handle (1) and a right handle (2) through a head nail, the head end parts of the left handle (1) and the right handle (2) are inserted with a cutter stopping shaft (8), the back rear-pulling module (4) is connected with the head end parts of the left handle (1) and the right handle (2) in a sliding way, and a locking shaft (9) and a sliding shaft (10) are sequentially inserted on the back rear-pull module (4), the tail end of the back backward-pulling module (4) is sleeved with a spring (11) and is elastically connected with the bottom frame (5) through the spring (11).

2. The folding knife of claim 1 in a closed configuration with a jaw on the back, wherein: lockhole (12) have all been seted up to the head end portion of left hand handle (1) and right hand handle (2), pinhole (13) have been seted up to the tail end of cutting edge (3), and the head nail lock is fixed in lockhole (12) of left hand handle (1) and right hand handle (2) and extends into pinhole (13) of cutting edge (3), makes cutting edge (3) and left hand handle (1) and right hand handle (2) constitute and articulate.

3. The folding knife of claim 1 in a closed configuration with a jaw on the back, wherein: the utility model discloses a lock catch, including cutting edge (3), end arbor (8), tail end bottom of cutting edge (3) is equipped with arc wall (15), and arc wall (15) and locking axle (9) looks adaptation, the afterbody upper end of cutting edge (3) is equipped with flange (14), end arbor (8) and be close to in flange (14) department, the afterbody bottom of cutting edge (3).

4. The folding knife of claim 1 in a closed configuration with a jaw on the back, wherein: the inner side head end of the right handle (2) is provided with a first limiting groove (16), and one end of the cutter stopping shaft (8) is positioned in the first limiting groove (16) and is in sliding connection with the first limiting groove (16).

5. The folding knife of claim 1 in a closed configuration with a jaw on the back, wherein: the inside head end of right handle (2) is equipped with second spacing groove (17), a tip of sliding shaft (10) is located second spacing groove (17) and with second spacing groove (17) sliding connection.

6. The folding knife of claim 1 in a closed configuration with a jaw on the back, wherein: a mounting groove (18) is formed between the head end parts of the left handle (1) and the right handle (2), and the back rear-pull module (4) is movably arranged in the mounting groove (18).

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