CN209304618U - A kind of cutter - Google Patents

Abstract

A kind of cutter, it include: knife handle, knife storehouse, blade and locking device, the knife storehouse is fixedly installed in knife handle, the locking device is set in knife storehouse, described locking device one end is connect with the blade, under locking device relaxation state, the locking device and blade can slide front and back in the knife storehouse, after the locking device locking, the blade is fixed relative to knife storehouse, the knife handle includes plastic structural part and rubber coated part, the main structure of plastic structural part composition knife handle, in the grip part of the knife handle by rubber coated part plastic covering structural member, it is fixedly connected between the plastic structural part and rubber coated part, the rubber coated part and plastic structural part are provided with v-shaped structure in the two sides up and down of the intersection at the knife handle back side.The utility model overcomes the shortcomings of the prior art, provide it is a kind of hold it is more stable, lock stronger cutter.

Description

A kind of cutter

Technical field

The utility model belongs to cutting tool technical field, more particularly to a kind of cutter.

Background technique

Cutter on the market, knife handle generally use plastics or sheet-metal formed at present, and structure is more regular, with connecing for hand Contacting surface coefficient of friction is low, and gripping feel is bad, in use, is easy to slip, and grasping person dare not be firmly too big.This is common Cutting operation when can use reluctantly, but in more heavy cutting operation, because harder by cutting member, need using very When big cutting force, thin grip part and low coefficient of friction just seriously affect the cutting operation of user.User has and makes Not feeling energetically.Along with the locking device of existing cutter is insecure, the use rigidity of entire cutter is inadequate, so that making User's cutting is lack confidence.In conclusion existing cutter is unable to satisfy user's when carrying out heavier cutting operation Demand, cutting are inconvenient.For overcome the deficiencies in the prior art, improving convenience of the cutter under heavier cutting scene makes With the usage experience of the heavier cutting operation of improvement needs a kind of novel gripping more stable, locks stronger cutter.

Summary of the invention

The utility model aim is: the utility model overcomes the shortcomings of the prior art, provide it is a kind of hold it is more stable, Lock more convenient, firm cutter.

The utility model uses a kind of following technical scheme: cutter characterized by comprising knife handle, knife storehouse, blade And locking device, the knife handle include plastic structural part and rubber coated part, plastic structural part constitutes the main structure of knife handle, The grip part of the knife handle is fixed between the plastic structural part and rubber coated part by rubber coated part plastic covering structural member Connection, the rubber coated part and plastic structural part are provided with v-shaped structure in the two sides up and down of the intersection at the knife handle back side, described Knife storehouse is fixedly installed in knife handle, and the locking device is set in knife storehouse, and described locking device one end is connect with the blade, Teeth portion is provided on the knife storehouse, the locking device includes: bracket, spring leaf, and the spring leaf is fixed on bracket, described Protrusion is provided on spring leaf, when pushing the locking device, the protrusion of the spring leaf suffers oppression, so that the bullet Reed generates the teeth portion cooperation perpendicular to the flexible deformation on blade plane direction, on the spring leaf protrusion and the knife handle Effect, slides into and out corresponding teeth portion, the bracket in the locking device includes: Bottom retainer, hand push portion, the hand push Portion is connected with the Bottom retainer by sliding slot rail structure, and the hand push portion and the Bottom retainer can be in certain models Interior opposite sliding is enclosed, the spring leaf is fixed on Bottom retainer, is provided with pressing surface in the hand push portion, pushes the lock When tight device, the relatively described Bottom retainer sliding in the hand push portion, the pressing surface oppresses the spring leaf protrusion.

In one embodiment, being provided with from top to bottom on the rubber coated part of the right side upper end position of knife handle Multiple concave points, the back side central location of the knife handle is arranged on the rubber coated part at the back side in knife handle in multiple inner groovies Rubber coated part on be arranged kidney-shaped groove.

In one embodiment, knife storehouse end is provided with buckle, and the plastic structural part of the knife handle is in corresponding position It is provided with card slot, the knife storehouse is embedded in the knife handle and fixes by the card slot buckle structure.

The utility model has the advantages that: technical solution provided by the utility model is promoted by the knife handle of rubber coated and is held Feel, and groove, concave point and kidney-shaped slot structure are set on rubber coated part, coefficient of friction is further increased, so that holding more It is solid and reliable.And it is by forced locking device that blade is fixed at an arbitrary position, so that it is more firm after locking, it will not be in art designing Knife skids when working.

Detailed description of the invention

In order to illustrate the technical solution of the embodiments of the present invention more clearly, required use in being described below to embodiment Attached drawing be briefly described, drawings in the following description are only some embodiments of the invention, skill common for this field For art personnel, without creative efforts, it is also possible to obtain other drawings based on these drawings,

Fig. 1 is the main view of the cutter of the utility model embodiment；

Fig. 2 is the rearview of the cutter of the utility model embodiment；

Fig. 3 is that the cutter of the embodiments of the present invention hides the schematic diagram after knife handle；

Fig. 4 is the schematic diagram of spring leaf in the cutter of the embodiments of the present invention；

Fig. 5 is the locking device schematic diagram of the cutter of the embodiments of the present invention；

Fig. 6 is the schematic diagram of Bottom retainer in the locking device of the cutter of the embodiments of the present invention；

Fig. 7 is the schematic diagram in hand push portion in the locking device of the cutter of the embodiments of the present invention.

Specific embodiment

It is described below for disclosing the utility model so that those skilled in the art can be realized the utility model.It retouches below Preferred embodiment in stating is only used as illustrating, it may occur to persons skilled in the art that other obvious modifications.It is retouched following The basic principle of the utility model defined in stating can be applied to other embodiments, deformation scheme, improvement project, etc. Tongfangs The other technologies scheme of case and the spirit and scope without departing from the utility model.

It will be understood by those skilled in the art that in the exposure of the utility model, term " on ", "lower", "left", "right" The orientation or positional relationship of equal instructions is to be based on the orientation or positional relationship shown in the drawings, and being merely for convenience of description, this is practical Novel and simplified description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific side Position construction and operation, therefore above-mentioned term should not be understood as limiting the present invention.It is practical new to this with reference to the accompanying drawing The embodiment of type is described in further detail.

As illustrated in fig. 1 and 2, a kind of cutter, comprising: knife handle 1, blade 2, locking device 3 and knife storehouse 4, the knife storehouse 4 are solid Surely it is set in knife handle 1, the locking device 3 is set in knife storehouse 4, and the knife storehouse 4 is preferably stainless steel, the locking device 3 one end are connect with the blade 2, and the knife handle 1 includes plastic structural part 11 and rubber coated part 12, and plastic structural part 11 is constituted The main structure of knife handle 1, the main structure material is enhancing nylon, in the grip part of the knife handle 1 by rubber coated part 12 Plastic covering structural member 11 is molded encapsulated one, the rubber coated between the plastic structural part 11 and rubber coated part 12 Part 12 and plastic structural part 11 are provided with v-shaped structure 13 in the two sides up and down of the intersection at 1 back side of knife handle, and the v-shaped structure makes 12 plastic covering structural member 11 of rubber coated part is nested against one another, it is circumferentially fixed stronger, will not collapse open circumferential hand-power is excessive. Further, it is described on the rubber coated part 12 of the right side upper end position of knife handle 1 from top to bottom be provided with multiple inner groovies 121, the inner groovy faces the hand bifurcation of grasping person, if it is desired, grasping person can be pushed down with thumb the inner groovy to Cutter one pushing power, prevent from skidding, sweat in time after long-time use will not skating, more securely and reliably.It is described Multiple concave points 122 are set on the rubber coated part at the back side of knife handle 1, and the palm of the hand of the concave point face grasping person further increases Add frictional force, improves and hold feel.Kidney-shaped groove 123 is set on the rubber coated part 12 of the back side central location of the knife handle 1, The kidney slot 123 is used to that label is arranged.

As shown in Figure 1, in a preferred embodiment, 4 end of knife storehouse is provided with buckle 42, the modeling of the knife handle 1 Material structural member 11 is provided with card slot in corresponding position, and the knife storehouse 4 is embedded in the knife handle 1 and is consolidated by the card slot buckle structure It is fixed.So that knife storehouse and knife handle are fixed up and down, knife storehouse will not be made to skid off knife handle because of firmly excessive in operation.

As shown in figure 3, being provided with teeth portion 41 on knife storehouse 4, which includes: bracket 32, spring leaf 33, spring leaf 33 are fixed on bracket 32, and protrusion 331 is provided on the spring leaf 33, and the protrusion 331 of spring leaf is stuck in teeth portion 41 To play positioning action in slot, when being cut using cutter, cutter may remain in some position.Need flexible art designing When blade, the locking device 3 is pushed, the protrusion 331 of spring leaf suffers oppression, so that the spring leaf 33 is generated perpendicular to knife Flexible deformation on plate plane direction, 41 mating reaction of teeth portion on spring leaf protrusion 331 and the knife handle 1, slides into and out Corresponding teeth portion, thus movable locking device 3 and blade 2.According to this design, cutter can be positioned at any position, and It is smooth it is not necessary that tooth socket is designed caused by active compressing when the deformation of spring leaf is as pushing, it is not in swaging clamp or contracting Knife phenomenon.

Referring to Fig. 4 to Fig. 7, the bracket 32 in locking device 3 includes: Bottom retainer 321, hand push portion 322, hand push portion 322 are connected with Bottom retainer 321 by 325 sliding rail of sliding slot, 326 structure, and hand push portion 322 and Bottom retainer 321 can be one Determine opposite sliding, spring leaf 33 in range to be fixed on Bottom retainer 321, pressing surface 323 is provided in hand push portion 322, is needed Stretch blade of carving knife when, front and back pushes the locking device 3, and the opposing floor portion retainer 321 first of hand push portion 322 slides, band Dynamic pressing surface 323 moves forward and backward, and pressing surface 323 and spring leaf protrusion 331 are angled,.Oppress the spring leaf protrusion Portion 331 is allowed to generate flexible deformation, to deviate from from tooth socket, leans on tooth socket pressuring spring piece to deform phase entirely with existing cutter Than, it is equivalent to and first passes through retaining mechanism pressuring spring piece abjection tooth socket itself, then locking device is pushed entirely to move, it is more laborsaving Reliably.For the deformation tendency for advanced optimizing spring leaf 33, be provided with baltimore groove 324 on Bottom retainer 321, spring leaf it is prominent The a part for playing portion 331 is just stuck in baltimore groove 324, and limited spring piece protrusion 331 moves forward and backward, so that spring leaf Protrusion 331 can only be generated when suffering oppression perpendicular to blade 2 flexible deformation in the in-plane direction.The structure of locking device 3 The position of spring leaf 33 and pressing surface 323 can also be exchanged, spring leaf 33 is fixed in hand push portion 322, and the setting of pressing surface 323 exists On Bottom retainer 321, concrete structure design and principle are identical with aforementioned embodiments and aforementioned schemes have same effect Fruit, only the position on space structure is exchanged.

It is emphasized that: the above is only the preferred embodiment of the present utility model, not makees shape to the utility model Limitation in formula, any simple modification, equally change made by the above technical examples according to the technical essence of the present invention Change and modify, is still within the scope of the technical solutions of the present invention.

Claims (3)

1. a kind of cutter characterized by comprising knife handle, knife storehouse, blade and locking device, the knife handle include plastics knot Component and rubber coated part, plastic structural part constitutes the main structure of knife handle, in the grip part of the knife handle by rubber coated part Plastic covering structural member is fixedly connected between the plastic structural part and rubber coated part, the rubber coated part and plastics knot Component is provided with v-shaped structure in the two sides up and down of the intersection at the knife handle back side, and the knife storehouse is fixedly installed in knife handle, the lock Tight device is set in knife storehouse, and described locking device one end is connect with the blade, and teeth portion, the lock are provided on the knife storehouse Tight device includes: bracket, spring leaf, and the spring leaf is fixed on bracket, is provided with protrusion on the spring leaf, is being pushed When the locking device, the protrusion of the spring leaf suffers oppression, so that the spring leaf is generated perpendicular to blade plane direction On flexible deformation, the teeth portion mating reaction on the spring leaf protrusion and the knife handle slides into and out corresponding teeth portion, described The bracket in locking device includes: Bottom retainer, hand push portion, and the hand push portion and the Bottom retainer pass through sliding slot Rail structure connection, the hand push portion and the Bottom retainer can opposite sliding, the spring leaf be solid in a certain range It is scheduled on Bottom retainer, is provided with pressing surface in the hand push portion, when pushing the locking device, the hand push portion is with respect to institute Bottom retainer sliding is stated, the pressing surface oppresses the spring leaf protrusion.

2. cutter as described in claim 1, it is characterised in that: the rubber coated part of the right side upper end position in knife handle On from top to bottom be provided with multiple inner groovies, multiple concave points are set on the rubber coated part at the back side in knife handle, it is described Kidney-shaped groove is set on the rubber coated part of the back side central location of knife handle.

3. cutter as described in claim 1, it is characterised in that: knife storehouse end is provided with buckle, the modeling of the knife handle Material structural member is provided with card slot in corresponding position, and the knife storehouse is embedded in the knife handle and is fixed by the card slot buckle structure.