CN206493343U - One kind tissue shreds scissors and shreds device - Google Patents

Abstract

The utility model is related to cutting tool field, a kind of tissue is disclosed to shred scissors and shred device, tissue, which shreds scissors, includes the first shear arm and the second shear arm, first shear arm includes the first cutter head, the first grip part and the first connecting portion being connected between the first cutter head and the first grip part, and the second shear arm includes the second cutter head, the second grip part and the second connecting portion being connected between the second grip part and the second cutter head；First connecting portion and second connecting portion are hinged so that the folding of the first cutter head and the second cutter head, the first cutter head and the second cutter head are respectively equipped with multiple blades；First connecting portion and second connecting portion extend from the first grip part and the second grip part to the second grip part side respectively, the bearing of trend and the first grip part of the first cutter head and the second cutter head and the bearing of trend oblique of the second grip part.Make operating personnel more time saving and energy saving in the tissue block in shredding plate.

Description

One kind tissue shreds scissors and shreds device

Technical field

The utility model is related to cutting tool field, shreds scissors in particular to one kind tissue and shreds device.

Background technology

In clinical operation or experiment, often tissue block is shredded, in the prior art, tissue block original cuiture is cut Scissors during broken tissue is all the eye scissors of an elbow, or two use simultaneously.

When shredding tissue with a this scissors, speed is slow and tissue block is cut not broken enough.In order to improve speed and big Small suitable tissue block is sometimes simultaneously using two scissors.And need to take two scissors handles when at the same time using two scissors, So operate and have some setbacks, be extremely difficult to two scissors synchronizations.

In existing technology, also there is the design using multi-blade, to accelerate the efficiency of shearing, but blade with handle of a knife same Extend on one straight line, in the tissue block in needing to shred plate, whole scissors is needed to tilt, and wrist is relatively tired out；Needing to shred When relativelying close to the tissue in corner, the scissors of staight shank may be not easy to operation.

Utility model content

The purpose of this utility model is to provide a kind of tissue and shreds scissors, its can more rapidly, more effortlessly shred group Knit block.

Another object of the present utility model be provide one kind shred device, its can more rapidly, more effortlessly shred tissue Block.

What embodiment of the present utility model was realized in：

One kind tissue shreds scissors, and it includes the first shear arm and the second shear arm, the first shear arm including the first cutter head, First grip part and the first connecting portion being connected between the first cutter head and the first grip part, the second shear arm include the second knife Head, the second grip part and the second connecting portion being connected between the second cutter head and the second grip part；First connecting portion and second Connecting portion is hinged so that the folding of the first cutter head and the second cutter head, the first cutter head and the second cutter head are respectively equipped with multiple blades；The One connecting portion and second connecting portion extend from the first grip part and the second grip part to the second grip part side respectively, and first The bearing of trend and the first grip part of cutter head and the second cutter head and the bearing of trend oblique of the second grip part.

In preferred embodiment of the present utility model, the blade that above-mentioned tissue is shredded on the first cutter head of scissors is parallel to each other And cutting edge aligns；Blade on second cutter head is parallel to each other and cutting edge aligns.

In preferred embodiment of the present utility model, the first cutter head and the second cutter head that above-mentioned tissue shreds scissors are wrapped respectively Carriage is included, blade is located at carriage, to adjust the spacing of blade.

In preferred embodiment of the present utility model, the carriage that above-mentioned tissue shreds scissors includes chute and chute The sliding block of cooperation, a part of blade is arranged at sliding block.

In preferred embodiment of the present utility model, the carriage that above-mentioned tissue shreds scissors also includes fixed block and silk Bar, two sliding blocks are arranged in the chute of fixed block both sides, and blade is on fixed block, two sliding blocks of screw mandrel insertion and solid Determine block, screw mandrel and two sliding block junctions are respectively equipped with the first external screw thread and the second external screw thread, the first external screw thread and the second outer spiral shell Line is oppositely oriented, and two sliding blocks are respectively equipped with the first internal thread and the second outer spiral shell with the first external screw thread and the cooperation of the second external screw thread Line.

In preferred embodiment of the present utility model, above-mentioned tissue shreds position of the screw mandrel positioned at fixed block both sides of scissors Provided with stop section.

In preferred embodiment of the present utility model, above-mentioned tissue shreds at least one end of the screw mandrel of scissors provided with rotation Portion.

In preferred embodiment of the present utility model, the cutting edge that above-mentioned tissue shreds the blade of scissors is zigzag.

In preferred embodiment of the present utility model, above-mentioned tissue shred the first grip part of scissors and the second grip part it Between be provided with spring.

One kind shreds device, and it includes above-mentioned tissue and shreds scissors and clamping device, and clamping device includes the first clamping Portion and the second clamping part, the first clamping part are connected with the first grip part, and the second clamping part is connected with the second grip part, the first clamping Sliding part is connected between portion and the second clamping part, the first clamping part and the second clamping part can be translated towards and away from ground.

The beneficial effect of the utility model embodiment is：Tissue shreds the connecting portion of scissors to curving, makes work people Member, can be more easily by the first cutter head and the second knife in the tissue in shredding the vessel (such as plate) with certain depth Head is stretched into vessel, and wrist can keep more level, such operator's indefatigability.In addition, cutter head is provided with multiple Blade, shear efficiency is higher, time saving and energy saving.

Brief description of the drawings

In order to illustrate more clearly of the technical scheme of the utility model embodiment, it will use below required in embodiment Accompanying drawing be briefly described, it will be appreciated that the following drawings illustrate only some embodiments of the present utility model, therefore should not be by Regard the restriction to scope as, for those of ordinary skill in the art, on the premise of not paying creative work, may be used also To obtain other related accompanying drawings according to these accompanying drawings.

Fig. 1 shreds the structural representation of scissors for tissue in the utility model first embodiment；

Fig. 2 shreds the side view of cutter head first of scissors for tissue in the utility model first embodiment；

Fig. 3 shreds the side view of cutter head second of scissors for tissue in the utility model first embodiment；

Fig. 4 shreds the structural representation of scissors for tissue in the utility model second embodiment；

Fig. 5 is to shred the structural representation of device in the utility model second embodiment.

Icon：100- tissues shred scissors；The shear arms of 110- first；The cutter heads of 112- first；113- bases；114- chutes； 115- blades；116- sliding blocks；117- fixed blocks；118- screw mandrels；The external screw threads of 119- first；The external screw threads of 120- second；121- is supported only Portion；122- rotation sections；124- first connecting portions；The grip parts of 125- first；The shear arms of 130- second；The cutter heads of 132- second；144- Second connecting portion；The grip parts of 145- second；150- connecting shafts；152- springs；200- tissues shred scissors；225- first is gripped Portion；The grip parts of 245- second；300- shreds device；310- clamping devices；The clamping parts of 311- first；The clamping parts of 312- second；313- First slide bar；The slide bars of 314- second；350- connecting shafts.

Embodiment

It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer Accompanying drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that retouched The embodiment stated is a part of embodiment of the utility model, rather than whole embodiments.Generally here described in accompanying drawing and The component of the utility model embodiment shown can be arranged and designed with a variety of configurations.

Therefore, the detailed description of embodiment of the present utility model below to providing in the accompanying drawings is not intended to limit requirement The scope of the present utility model of protection, but it is merely representative of selected embodiment of the present utility model.Based in the utility model Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, all Belong to the scope of the utility model protection.

It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi It is defined in individual accompanying drawing, then it further need not be defined and explained in subsequent accompanying drawing.

, it is necessary to which explanation, term be " instruction such as " center ", " middle part ", " interior ", " outer " in description of the present utility model Orientation or position relationship are that, based on orientation shown in the drawings or position relationship, or the utility model product is usually put when using The orientation or position relationship put, are for only for ease of description the utility model and simplify description, rather than indicate or imply and be signified Device or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to this practicality New limitation.Described in addition, term " first ", " second " etc. are used to distinguish, and it is not intended that indicating or implying relatively heavy The property wanted.

In addition, the term such as term " level " is not offered as requiring part abswolute level or pendency, but it can be slightly tilted. " level " only refers to its direction with respect to more level for " vertical ", is not that the expression structure must be fully horizontal, and It is to be slightly tilted.

In description of the present utility model, in addition it is also necessary to which explanation, unless otherwise clearly defined and limited, term " are set Put ", " installation ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, Or be integrally connected；Can be mechanical connection or electrical connection；Can be joined directly together, intermediary can also be passed through It is indirectly connected to, can is the connection of two element internals.For the ordinary skill in the art, it can be managed with concrete condition Solve concrete meaning of the above-mentioned term in the utility model.

First embodiment

It refer to Fig. 1, the present embodiment provides a kind of tissue and shreds scissors 100, it includes the first shear arm 110 and with first The second shear arm 130 that shear arm 110 is hinged.First shear arm 110 includes the first cutter head 112, the first grip part 125 and connected It is connected to the first connecting portion 124 between the first cutter head 112 and the first grip part 125.Second shear arm 130 includes the second cutter head 132nd, the second grip part 145 and the second connecting portion 144 being connected between the second cutter head 132 and the second grip part 145.First Connecting portion 124 and second connecting portion 144 are hinged by connecting shaft 150.

First connecting portion 124 and second connecting portion 144 are list structure and are generally arc-shaped, and its one end connects respectively One grip part 125 and the second grip part 145.First connecting portion 124 bends and prolonged to the back side of the first cutter head 112 Stretch, second connecting portion 144 bends and extended to the cutting edge side of the second cutter head 132, tissue shreds scissors 100 in closure When, the first cutter head 112 and the second cutter head 132, first connecting portion 124 and the grip part 125 of second connecting portion 144 and first and the Two grip parts 145 can be drawn close substantially.

It should be appreciated that first connecting portion 124 and second connecting portion 144, which are curve, bends towards the same side, only make the first cutter head 112 and second the position of cutter head 132 can deviate the extended line direction of the first grip part 125 and the second grip part 145 so that side Just the tissue in the vessel with certain depth is shredded.In other embodiment of the present utility model, first connecting portion 124 and Two connecting portions 144 can be the straight line or other shapes that side is folded to from the first grip part 125 and the second grip part 145.

Fig. 2 and Fig. 3 are refer to, the first cutter head 112 is similar with the structure of the second cutter head 132 (see Fig. 1), with the first cutter head Exemplified by 112, the first cutter head 112 includes base 113 and blade 115.Preferably, the size of base 113 and first connecting portion 124 Matching size is closed, and is relatively smoothly connected with realizing.The side of base 113 is connected with first connecting portion 124, base 113 it is another Side is provided with three blades 115.Three blades 115 are parallel to each other, and cutting edge is flushed.All blades 115 are in the same size, and are Willow leaf type, i.e. cutting edge side are camber line, and knife back side is also camber line and, the cutting edge of blade 115 consistent with the bending direction of cutting edge Point of a knife is crossed to form with the profile of the knife back.Slipped to prevent from being sheared thing during shearing, the cutting edge of blade 115 is zigzag.Should Note, the opposite of blade 115 of the cutting edge of the blade 115 of the second cutter head 132 (see Fig. 1) and knife back position and the first cutter head 112

It should be understood that in this embodiment, the shape of base 113 is in order at processing cost, easy to use or easy to assembly The preferred scheme that angle is set out.In other embodiment of the present utility model, the shape of base 113 can not be by first connecting portion 124 size limits and selects other shapes and size；The shape of blade 115 can not use willow leaf shape and choose triangle, Rectangle etc.；According to actual needs, the bending direction of the blade 115 of the first cutter head 112 and the second cutter head 132 can with it is identical can also On the contrary, the position of its cutting edge can be may be reversed with identical.According to the object sheared, the cutting edge of blade 115 can select province Omit broached-tooth design and use conventional cutting edge.

In the present embodiment, blade 115 is connected by carriage with base 113.Carriage includes being located at base 113 Chute 114, the sliding block 116 that coordinates with chute 114 and the fixed block 117 for being fixedly installed on the middle part of chute 114.Chute 114 For inverted T-shape groove, its two ends insertion base 113 is so as to open.Two sliding blocks 116 are respectively arranged at the both sides of fixed block 117, and Can along the both sides of fixed block 117 chute 114 slidably.

Carriage also includes the screw mandrel 118 of two sliding blocks 116 of insertion and fixed block 117, and the surface of screw mandrel 118 has the One external screw thread 119 and the second external screw thread 120, the first external screw thread 119 and the second external screw thread 120 respectively with two sliding blocks 116 Screw thread coordinates.Also, the first external screw thread 119 and the second external screw thread 120 is oppositely oriented.The middle part of screw mandrel 118 is smooth post Body, and coordinate with fixed block 117.The stop section 121 of circle is respectively equipped with the screw mandrel 118 of the both sides of fixed block 117, to prevent Only displacement of the screw mandrel 118 in axial direction.One end of screw mandrel 118 is provided with rotation section 122, to facilitate rotary screw rod 118 so that two cunnings Block 116 is drawn close or remote to fixed block 117.Three blades 115 of the first cutter head 112 are respectively arranged at two sliding blocks 116 and solid Determine on block 117, and blade 115 cutting edge towards shear direction.

It should be understood that in other embodiment of the present utility model, the shape of chute 114 can for L-shaped, cross or its He is easy to the shape of processing, and the shape of sliding block 116 is corresponding；Two sliding blocks 116 can not be connected solid by screw mandrel 118 It is fixed, and directly utilize the damping between sliding block 116 and chute 114；The stop section 121 of screw mandrel 118 is only fixation, its shape Can be using other shapes such as square, polygons；Graduated scale can be set on base 113, to facilitate technical staff when in use More accurately adjust the distance between blade 115.

Fig. 1 is continued referring to, the first grip part 125 and the second grip part 145 are all provided with circular structure, the hand of convenient use person Fingering enters, and shearing manipulation is more facilitated.Spring 152 is provided between first grip part 125 and the second grip part 145, in tissue When shredding scissors 100 and closing up, spring 152 is in squeezed state, allows user to separate the first grip part 125 and the second grip part 145 Shi Gengjia is laborsaving.

In the present embodiment, the first grip part 125 and the second grip part 145 respectively with the chain of first connecting portion 124 and second Socket part is integrally formed, the part that the first cutter head 112 and the second cutter head 132 connect with first connecting portion 124 and second connecting portion 144 Welding fabrication.The blade 115 shredded is organized to be made of wolfram steel, and remainder is made of stainless steel.It should be understood that In other embodiment of the present utility model, between the first grip part 125 and first connecting portion 124 and the second grip part 145 with Can be other connected modes such as threaded connection, clamping or welding between second connecting portion 144；Organize the material shredded can To be made according to use occasion of other materials such as stainless steel, carbon steel.

Tissue shreds the application method of scissors 100 and had the beneficial effect that：When the device for needing that there is certain depth to plate etc. When object in ware carries out shredding operation, the first grip part 125 can be kept upper, posture of second grip part 145 under is held Use.Now first connecting portion 124 and the bent downward of second connecting portion 144, the first cutter head 112 and the second cutter head 132 can Sheared with the inside for stretching into vessel, now the wrist of operator can and first grip part more top with relative shear position 125 and second grip part 145 can keep relative level, such operator is more laborsaving.And the first cutter head 112 and the second knife First 132 using three layers of blade 115, and shear efficiency is higher.The distance between blade 115 can use carriage to be adjusted It is whole, it is easy to user to be cut out various sizes of tissue pieces.

Second embodiment

It refer to Fig. 4, the present embodiment provides a kind of tissue and shreds scissors 200, the tissue of itself and first embodiment is shredded Knife 100 is roughly the same, and the difference of the two is that the tissue of the present embodiment shreds the first grip part 225 and second of scissors 200 and held The structure for holding portion 245 is bar shaped, eliminates ring structure.

Refer to Fig. 5, the utility model also provides one kind and shreds device 300, it include above-mentioned tissue shred scissors 200 with And clamping device 310, clamping device 310 includes the first clamping part 311 and the second clamping part 312 of bar shaped tabular, the first clamping The clamping part 312 of portion 311 and second is connected with the first grip part 225 and the second grip part 245 respectively.The two ends of connecting shaft 350 are set It is equipped with first slide bar 313 vertical with connecting shaft 350.First clamping part 311 and the second clamping part 312 have through-hole structure, and Respectively the first slide bar 313 is sheathed on from the opposite both sides in the first grip part 225 and the second grip part 245.First clamping part 311 is leaned on The side of nearly second clamping part 312 is provided with the second slide bar 314, and the correspondence position of the second clamping part 312 is provided with through hole, the second clamping part 312 are sheathed on the second slide bar 314 simultaneously.

It should be understood that in other embodiment of the present utility model, the shape of the first clamping part 311 and the second clamping part 312 Can be column, connected mode can using other slide assemblies connections, as long as realize can towards and away from translation be Can.

The utility model proposes the beneficial effect for shredding device 300 be：During using shredding device 300, the track of holding area It is straight line with force direction, when the first clamping part 311 and the second clamping part 312 are mutually drawn close, the first grip part 225 and second Grip part 245 is also squeezed and drawn close, while the free end of the first grip part 225 and the second grip part 245 is respectively relative to First clamping part 311 and the opposite Slideslip of the second clamping part 312.It is this that there is the first clamping part 311 and the second clamping part 312 shred device 300, relative to traditional grip part do circumferential movement more comfortable labor-saving around connecting shaft 350.

In summary, the connecting portion of the present utility model for organizing to shred scissors is shredding staff to curving During tissue in the vessel with certain depth, more easily the first cutter head and the second cutter head can be stretched into vessel, and Wrist can keep more level, such operator's indefatigability.In addition, cutter head is provided with multiple blades, shear efficiency is higher, It is time saving and energy saving.

Preferred embodiment of the present utility model is the foregoing is only, the utility model is not limited to, for this For the technical staff in field, the utility model can have various modifications and variations.It is all it is of the present utility model spirit and principle Within, any modification, equivalent substitution and improvements made etc. should be included within protection domain of the present utility model.

Claims (10)

1. one kind tissue shreds scissors, it is characterised in that it includes the first shear arm and the second shear arm, first shear arm Including the first cutter head, the first grip part and the first connection being connected between first cutter head and first grip part Portion, second shear arm includes the second cutter head, the second grip part and is connected to second grip part and second knife Second connecting portion between head；The first connecting portion and the second connecting portion are hinged so that first cutter head and described The folding of two cutter heads, first cutter head and second cutter head are respectively equipped with multiple blades；The first connecting portion and described Second connecting portion extends from first grip part and second grip part to second grip part side respectively, institute State the bearing of trend and the bearing of trend of first grip part and second grip part of the first cutter head and second cutter head Oblique.

2. tissue according to claim 1 shreds scissors, it is characterised in that the blade on first cutter head is mutual Parallel and cutting edge aligns；The blade on second cutter head is parallel to each other and cutting edge aligns.

3. tissue according to claim 2 shreds scissors, it is characterised in that first cutter head and second cutter head point Not Bao Kuo carriage, the blade be located at the carriage, to adjust the spacing of the blade.

4. tissue according to claim 3 shreds scissors, it is characterised in that the carriage include chute, with it is described The sliding block that chute coordinates, a part of blade is arranged at the sliding block.

5. tissue according to claim 4 shreds scissors, it is characterised in that the carriage also includes fixed block and silk Bar, two sliding blocks are arranged in the chute of the fixed block both sides, and a blade is located on the fixed block, Described two sliding blocks of screw mandrel insertion and the fixed block, the screw mandrel and two sliding block junctions are respectively equipped with first External screw thread and the second external screw thread, first external screw thread and second external thread rotary are on the contrary, two sliding blocks are set respectively There are the first internal thread and the second external screw thread with first external screw thread and second external screw thread cooperation.

6. tissue according to claim 5 shreds scissors, it is characterised in that the screw mandrel is located at the fixed block both sides Position is provided with stop section.

7. tissue according to claim 6 shreds scissors, it is characterised in that at least one end of the screw mandrel is provided with rotation Portion.

8. tissue according to claim 1 shreds scissors, it is characterised in that the cutting edge of the blade is zigzag.

9. tissue according to claim 1 shreds scissors, it is characterised in that first grip part is gripped with described second Spring is provided between portion.

10. one kind shreds device, it is characterised in that its tissue included as described in any one of claim 1 to 9 shred scissors and Clamping device, the clamping device includes the first clamping part and the second clamping part, and first clamping part is gripped with described first Portion is connected, and second clamping part is connected with second grip part, between first clamping part and second clamping part Sliding part is connected with, first clamping part and second clamping part can be translated towards and away from ground.