CN206550893U - A kind of open and close type hand-held device - Google Patents

Abstract

The utility model is related to a kind of open and close type hand-held device, including first component and second component；The first component includes the first clamping part and the first Handheld Division；The second component includes the second clamping part and the second Handheld Division；First clamping part, second clamping part are turnably flexibly connected by the first bearing pin；First clamping part opening and closing relative with second clamping part, plane residing for its opening and closing path is opening and closing plane；First Handheld Division is turnably connected to first clamping part；Plane residing for the rotation path of first Handheld Division and the opening and closing plane are same or parallel；First Handheld Division is provided with locking device with the first clamping part junction, for locking or unlocking first Handheld Division and first clamping part.

Description

A kind of open and close type hand-held device

Technical field

The utility model is related to handheld tool technical field, and in particular to a kind of open and close type hand-held device.

Background technology

Present document relates to a class open and close type hand-held device, including clamping device and cutting implement, etc..Conventional open and close type hand Device is held, typically Handheld Division and clamping part is integrated into, such as nipper plier, scissors, this kind of open and close type device, two are hand-held The subtended angle of the subtended angle in portion and two clamping parts is consistent, according to lever principle, generally will be hand-held in order to realize labour-saving purpose The length in portion is set to more than 3 times of clamping part length.

Under some special application conditions, for example, when clamped object volume is larger, clamping part, of Handheld Division Angle also than larger, open the distance of latter two Handheld Division end also can than larger, because the open area of user's hand is limited, In this case, user's one hand can not be had an effect in two Handheld Divisions end, it is impossible to smoothly complete operation；Two hands can only be forced in Hold and had an effect in the middle part of portion, torque is shorter, such user in use will be relatively elaborate, operate and inconvenient for use.

On the other hand, for the users of open and close type handheld tool, the size of its hand is each different, and it is had an effect Custom it is also each different.If the Handheld Division of handheld tool and the relative angle of clamping part can not be adjusted on opening and closing direction It is whole, then, in most cases, user can not be in oneself operating angle and using hand-held had an effect most familiar with, most convenient Instrument.

Therefore, those skilled in the art is directed to developing a kind of open and close type handheld tool, and its Handheld Division can be in clamping Relatively rotated and latched position relative to clamping part on portion opening and closing direction, so that user can be according to the big of its hand Small, its custom having an effect voluntarily adjusts the Handheld Division of handheld tool and the relative angle of clamping part on opening and closing direction and it is entered Row locking so that user most familiar with having an effect for, most convenient operating angle and can use open and close type handheld tool at oneself.

Utility model content

In view of the drawbacks described above of prior art, the purpose of this utility model is there is provided a kind of open and close type hand-held device, To solve present in prior art under the conditions of special applications, open and close type handset opcode and the technology such as inconvenient for use are asked Topic.

In order to solve the above technical problems, the utility model provides a kind of open and close type hand-held device, including first component and the Two parts；The first component includes the first clamping part and the first Handheld Division；The second component includes the second clamping part and the Two Handheld Divisions；First clamping part, second clamping part are turnably flexibly connected by the first bearing pin；First folder Portion's opening and closing relative with second clamping part are held, plane residing for its opening and closing path is opening and closing plane；First Handheld Division can turn Dynamic formula is connected to first clamping part；Plane residing for the rotation path of first Handheld Division it is identical with the opening and closing plane or It is parallel；First Handheld Division is provided with locking device with the first clamping part junction, for locking or unlocking described first Handheld Division and first clamping part.

Further, in order to solve the above technical problems, the utility model provides another open and close type hand-held device, including the One part and second component；The first component includes the first clamping part and the first Handheld Division；The second component includes second Clamping part and the second Handheld Division；First clamping part, second clamping part are turnably flexibly connected by the first bearing pin； First clamping part opening and closing relative with second clamping part, plane residing for its opening and closing path is opening and closing plane；Described first Handheld Division is turnably connected to first clamping part；Plane residing for the rotation path of first Handheld Division and the opening and closing Plane is same or parallel；First Handheld Division is provided with locking device with the first clamping part junction, for locking or solving Lock first Handheld Division and first clamping part.Second Handheld Division is turnably connected to second clamping part； Plane residing for the rotation path of second Handheld Division and the opening and closing plane are same or parallel；Second Handheld Division with it is described Second clamping part junction is provided with locking device, for locking or unlocking second Handheld Division and second clamping part.

Further, in different embodiments, the locking device includes extension, protuberance, the second bearing pin；Extension Portion is located at first clamping part or the second clamping part bottom；Protuberance is pushed up located at first Handheld Division or the second Handheld Division End, and it is inserted into the extension；Second bearing pin passes through the extension and the protuberance；Wherein, the protuberance passes through Second bearing pin is movable to be connected to the extension.

Further, in different embodiments, the extension is recessed including the first installing plate, the second installing plate, assembling Groove；Second installing plate is oppositely arranged with first installing plate；Assembling groove be arranged at first installing plate with it is described Between second installing plate；For inserting the protuberance；Shape, size phase of second installing plate with first installing plate Correspondence.

Further, in different embodiments, the first installing plate includes the first mounting hole；Second installing plate includes second Mounting hole, it is oppositely arranged with first mounting hole；The protuberance includes the 3rd mounting hole；Described in being inserted into when protuberance During assembling groove, second bearing pin sequentially passes through first mounting hole, the 3rd mounting hole and second mounting hole.

Further, in different embodiments, the locking device also includes the first pressing plate, circular saw, spline Block, the first spring and nut.First pressing plate is arranged at the top of second bearing pin；The circular saw is arranged at described The madial wall of first mounting hole, the 3rd mounting hole and second mounting hole；The spline block is sheathed on second pin On the outside of axle；The card article of two or more first is uniformly distributed on the spline block lateral wall, first card article is parallel to described second Bearing pin；First spring housing is on the outside of second bearing pin, and the first spring top is connected to first pressing plate Bottom, its bottom is sheathed at the top of the spline block；The nut thread is connected to the second bearing pin lower end.

Further, in different embodiments, every one first card article includes the first breach, the successively from the top to the bottom One rack, the second breach and the second rack；When first pressing plate is pressed downwardly, first rack and the described 3rd Circular saw in mounting hole is meshed, and the locking device is released state；It is described when first pressing plate is released First rack is meshed with the circular saw in first mounting hole, the 3rd mounting hole, second rack with it is described Circular saw in second mounting hole is meshed, and the locking device is lock-out state.

Further, in different embodiments, the length of first rack is less than the depth of the 3rd mounting hole； The length of second rack is less than the maximum compression distance of first spring；The length of second breach is more than described the The depth of three mounting holes.

Further, in different embodiments, the locking device also includes button slot and nut groove, the button slot It is arranged at the top of first installing plate, and above first mounting hole, for placing first pressing plate；It is described Nut groove is arranged at the second installing plate bottom, and below second mounting hole, for placing the nut.

Further, in different embodiments, the locking device also includes angle mark and positions mark.The angle Scale is known at the top of first installing plate, and around the button slot；The angle is identified for identifying described the Rotational angle of one Handheld Division relative to first clamping part；Or, for identifying second Handheld Division relative to described The rotational angle of second clamping part.The positioning mark is located at the top of first Handheld Division or second Handheld Division, and Close to one end of the protuberance；Unspecified angle in the positioning mark orientation angle mark.

Further, in different embodiments, the locking device also includes semi-circle gear, limited block, slides buckle And second spring, the semi-circle gear is formed at first installing plate and/or the second installing plate end；The limited block First Handheld Division upper surface is protruded from, and close to the protuberance；The limited block is provided with U shape grooves, the U-lag Opening direction is provided with spring mounting groove towards the semi-circle gear, the bottom of the U-lag；The slip buckle is arranged at described In U-lag；The slip buckle includes buckle body, buckle and dials torsion, the second card article and second spring mounting post, the buckle sheet Shape is corresponding with the U-lag bottom shape, perpendicular to the protuberance；The buckle, which is dialled, to be turned round on the buckle body Side, protrudes from first Handheld Division upper surface.Second card article protrudes from the side wall of the buckle body, and towards described The side of semi-circle gear；Second card article is perpendicular to the protuberance, and its length is corresponding to the buckle body；Described second Spring mounting post is on described this body sidewall of buckle, and towards the side of the spring mounting groove；The second spring is installed Post is located along the same line parallel to the protuberance, the second spring mounting post with the spring mounting groove；Described second Spring housing is in the second spring mounting post；One end of the second spring and the buckle body are tangent, its other end In the spring mounting groove.

Further, in different embodiments, when the buckle, which dials torsion, to be stirred downwards, second card article departs from The semi-circle gear of first installing plate, second installing plate；The locking device is released state；Dial and turn round when the buckle When being released, second card article snaps into first installing plate, the semi-circle gear of second installing plate；The locking dress It is set to lock-out state.

Further, in different embodiments, second card article protrudes from the height of the buckle body less than institute State second spring maximum compression distance.

Further, in different embodiments, the locking device includes circular gear, two mounting seats, pressings Buckle, the 3rd bearing pin and the 3rd spring.The circular gear protrudes from the first installing plate upper surface；The circular gear First installing plate is fixed to, or, it is wholely set with first installing plate.Described two mounting seats being oppositely arranged First Handheld Division upper surface is protruded from, and close to the protuberance；Two mounting seats are respectively equipped with a base bearing pin Hole, two base pin shaft holes are located along the same line.The pressing buckle, is arranged between two mounting seats, the pressing Buckle includes the second pressing plate, Access Division, the 3rd card article, and second pressing plate is provided with one close to one end of the protuberance Pressing plate pin shaft hole, is located along the same line with two base pin shaft holes；Its other end is provided with the 3rd spring mounting post, protrudes from And perpendicular to the lower surface of second pressing plate；The Access Division is located at second pressing plate close to the one of the protuberance End, the Access Division forms 120~160 degree of angle with second pressing plate；3rd card article is located at the Access Division Top, the 3rd card article is downwardly projected, and just to the circular gear.3rd bearing pin is also cross the pressing plate pin shaft hole With two base pin shaft holes；3rd spring housing outside the 3rd spring mounting post, the 3rd spring one end with The lower surface of the pressing buckle body is tangent, and its other end and first Handheld Division upper surface are tangent.

Further, in different embodiments, when second pressing plate is pressed downwardly, the 3rd card article takes off From the circular gear, the locking device is released state；When second pressing plate is released, the 3rd card article card The circular gear is bonded to, the locking device is lock-out state.

Further, in different embodiments, the locking device include the first slidiing pin, the first fixed pin shaft and Second fixed pin shaft.First slidiing pin is located at the top of first Handheld Division and the company of the first clamping part bottom Meet place；First fixed pin shaft is located at the top of first Handheld Division and the junction on second Handheld Division top；Institute The second fixed pin shaft is stated located at the top of second Handheld Division and the junction of the second clamping part bottom；Wherein, it is described First slidiing pin is slideable to be attached to first clamping part.

Further, in different embodiments, the locking device include the first slidiing pin, the first fixed pin shaft and Second slidiing pin.First slidiing pin is located at the top of first Handheld Division and the company of the first clamping part bottom Meet place；First fixed pin shaft is located at the top of first Handheld Division and the junction on second Handheld Division top；Institute The second slidiing pin is stated located at the top of second Handheld Division and the junction of the second clamping part bottom；Wherein, it is described First slidiing pin is slideable to be attached to first clamping part；Second slidiing pin is slideable to be attached to described Two clamping parts.

Further, in different embodiments, the locking device also includes the positioning hole that two or more communicates with each other And at least one slide mouth, it is described two more than the positioning holes that communicate with each other be located at first clamping part or second clamping part Bottom；First slidiing pin or second slidiing pin is slideable is attached in the positioning hole；Each cunning The connectivity part opened one's mouth between two adjacent positioning holes.

Further, in different embodiments, first slidiing pin and/or second slidiing pin are wrapped successively Include the 3rd pressing plate being connected with each other, thin axle portion, thick axle portion, bearing pin base；3rd pressing plate, the bearing pin base are protruded Outside first Handheld Division and/or second Handheld Division；The width phase of the diameter of the thin axle portion and the slip mouth Correspondence；The diameter of the thick axle portion is corresponding with the diameter of the positioning hole.

Further, in different embodiments, the locking device also includes one or two interlock plate, and its one end connects First fixed pin shaft is connected to, its other end is connected to the pin of first slidiing pin and/or second slidiing pin Axle base.

Further, in different embodiments, when the 3rd pressing plate is pressed downwardly, the thick axle portion departs from One positioning hole；The locking device is released state；The thin axle portion slides into next positioning through a slip mouth Hole；When the 3rd pressing plate is released, the thick axle portion enters next positioning hole, and the locking device is locking shape State.

Further, in different embodiments, the open and close type hand-held device also includes elastic supporting member for supporting optical member, its cross section For inverted V-arrangement.The elastic supporting member for supporting optical member includes first support, second support and arc corners, one end of the first support Run through and be fixed to first Handheld Division and first clamping part；One end of the second support is run through and is fixed to described Second Handheld Division and second clamping part, its other end are connected to the first support；The arc corners are located at described the One support and the junction of the second support, the outer surface phase of the arc corners medial surface and first fixed pin shaft Cut.

Further, in different embodiments, first Handheld Division or second Handheld Division include handle；Or Person, including handle and protective case, the protective case are sheathed on the handle outer.

Further, in different embodiments, described open and close type hand-held device include but is not limited to clamping device and Cutting implement；The clamping device includes but is not limited to pliers；The cutting implement includes but is not limited to scissors.

The utility model has the advantage of there is provided a kind of open and close type hand-held device and its Handheld Division angle regulation method, use Family can voluntarily adjust Handheld Division and the clamping of handheld tool according to size, its custom having an effect of its hand on opening and closing direction The relative angle in portion is simultaneously locked to it so that user operating angle and can make at oneself most familiar with having an effect for, most convenient Use handheld tool.

Under some special application conditions, for example, when clamped object volume is larger, the subtended angle of clamping part compares Greatly, but the subtended angle of Handheld Division can be adjusted to correct position so that the distance of two Handheld Divisions end after opening can be with Relatively small, user singlehanded can have an effect in two Handheld Divisions end, so that operation is smoothly completed, with common opening-closing device phase Than more laborsaving.

The technique effect of design of the present utility model, concrete structure and generation is made furtherly below with reference to accompanying drawing It is bright, to be fully understood from the purpose of this utility model, feature and effect.

Brief description of the drawings

Fig. 1 is a kind of overall structure diagram of open and close type hand-held device in the utility model embodiment 1；

Fig. 2 is the overall structure diagram of another open and close type hand-held device in the utility model embodiment 1；

Fig. 3 is a kind of decomposition texture schematic diagram of open and close type hand-held device in the utility model embodiment 1；

Fig. 4 is extension and the structural representation on protuberance top in the utility model embodiment 1；

Fig. 5 is extension and the structural representation of protuberance bottom in the utility model embodiment 1；

Fig. 6 is the overall structure diagram of spline block in the utility model embodiment 1；

Fig. 7 is the cross-sectional view of locking device in the locked state in the utility model embodiment 1；

Fig. 8 is the cross-sectional view of locking device in the unlocked state in the utility model embodiment 1；

Fig. 9 is schematic shapes of the open and close type hand-held device after the angle adjustment of Handheld Division in the utility model embodiment 1；

Figure 10 is a kind of overall structure diagram of open and close type hand-held device in the utility model embodiment 2；

Figure 11 is a kind of decomposition texture schematic diagram of open and close type hand-held device in the utility model embodiment 2；

Figure 12 is the decomposition texture schematic diagram of locking device in the utility model embodiment 2；

Figure 13 is the structural representation of locking device in the locked state in the utility model embodiment 2；

Figure 14 is the structural representation of limited block in the utility model embodiment 2；

Figure 15 is a kind of overall structure diagram of open and close type hand-held device in the utility model embodiment 3；

Figure 16 is a kind of decomposition texture schematic diagram of open and close type hand-held device in the utility model embodiment 3；

Figure 17 is the decomposition texture schematic diagram of locking device in the utility model embodiment 3；

Figure 18 is a kind of overall structure diagram of open and close type hand-held device in the utility model embodiment 4；

Figure 19 is a kind of decomposition texture schematic diagram of open and close type hand-held device in the utility model embodiment 4；

Figure 20 is a kind of open and close type hand-held device structural representation in the utility model embodiment 4；

Figure 21 is a kind of flow of the Handheld Division angle regulation method of open and close type hand-held device in the utility model embodiment 5 Figure；

Figure 22 is the stream of the Handheld Division angle regulation method of another open and close type hand-held device in the utility model embodiment 5 Cheng Tu.

Part mark is as follows in figure：

1 first component, 2 second components, 3 first bearing pins, 4 locking devices；

11 first Handheld Divisions, 12 first clamping parts, 21 second Handheld Divisions, 22 second clamping parts；

31 extensions, 32 protuberances, 33 second bearing pins；

101 first pressing plate, 102 circular saws, 103 spline blocks, 104 first springs, 105 nuts, 106 button slots, 107 nut grooves, 108 angles mark, 109 positioning marks, 110 handles, 111 protective cases；

201 semi-circle gears, 202 limited blocks, 203 slide buckle, and 204 second springs, 205U shape grooves, 206 springs are installed Groove；

301 circular gears, 302 mounting seats, 303 pressing buckles, 304 the 3rd bearing pins, 305 the 3rd springs；

311 first installing plates, 312 second installing plates, 313 assembling grooves, 314 first mounting holes, 315 second mounting holes, 321 the 3rd mounting holes；

401 elastic supporting member for supporting optical member, 402 first slidiing pins, 403 first fixed pin shafts, 404 second fixed pin shafts, 405 determine Position hole, 406 slide mouth, 407 interlock plates, 408 cutting ferrules；

1031 first card articles, 1,032 first breach, 1,033 first racks, 1,034 second breach, 1,035 second racks；

2031 buckle bodies, 2032 buckles, which are dialled, to be turned round, 2,033 second card articles, 2034 second spring mounting posts；

3021, base pin shaft hole, 3,031 second pressing plate, 3032 Access Divisions, 3033 the 3rd card articles, 3034 pressing plate pins Axis hole, 3035 the 3rd spring mounting posts；

4011 first supports, 4012 second supports, 4013 arc corners；

4021 the 3rd pressing plate, 4022 thin axle portions, 4023 thick axle portions, 4024 bearing pin bases.

Embodiment

Preferred embodiment of the present utility model is introduced below with reference to Figure of description, it was demonstrated that the utility model can be implemented, The embodiment can make its technology contents more clear and be easy to those of skill in the art's complete description the utility model Understand.The utility model can be emerged from by many various forms of embodiments, and protection domain of the present utility model is simultaneously The non-embodiment for being only limitted to mention in text.

In the accompanying drawings, structure identical part is represented with same numbers label, everywhere the similar part of structure or function with Like numeral label is represented.The size and thickness of each part shown in the drawings arbitrarily show that the utility model does not have Limit the size and thickness of each part.In order that diagram is apparent, the appropriate thickness for exaggerating part in the place of some in accompanying drawing.

The direction term that the utility model is previously mentioned, for example, upper and lower, front, rear, left and right, inside and outside, side, top, bottom Portion, top, bottom, end etc., are only the directions in accompanying drawing, are used only to explanation and illustration the utility model, rather than be used for Limit protection domain of the present utility model.

When some parts be described as " " another part " on " when, the part can be placed directly within another part On；There can also be an intermediate member, the part is placed on the intermediate member, and the intermediate member is placed in another part On.When a part is described as " being attached to " or " being connected to " another part, the two can be understood as directly " installation " or " connection ", or a part pass through indirect " being attached to " or " being connected to " another part of an intermediate member.

Embodiment 1

As shown in Figure 1-2, embodiment 1 provides a kind of open and close type hand-held device, including first component 1, second component 2.

First component 1 includes the first Handheld Division 11, the first clamping part 12；First Handheld Division 11 is located at the bottom of first component 1 Portion；First clamping part 12 is located at the top of first component 1；Second component 2 includes the second Handheld Division 21, the second clamping part 22；Second Handheld Division 21 is located at the bottom of second component 2；Second clamping part 22 is located at the top of second component 2.First clamping part 12, second is pressed from both sides Portion 22 is held turnably to be flexibly connected by the first bearing pin 3；First clamping part 12 and the relative opening and closing of the second clamping part 22, its opening and closing Plane residing for path is opening and closing plane；The top and/or bottom of second clamping part 22 and the first clamping part 12 are oppositely arranged；The Two Handheld Divisions 21 are oppositely arranged with the first Handheld Division 11.

One of the present embodiment is technically characterized in that, as shown in Fig. 2 the first Handheld Division 11 is turnably connected to the first folder Hold portion 12；Plane residing for the rotation path of first Handheld Division 11 and the opening and closing plane are same or parallel.First Handheld Division 11 with The junction of first clamping part 12 is provided with locking device 4, for locking or unlocking the first Handheld Division 11 and the first clamping part 12.

Another of the present embodiment is technically characterized in that the second Handheld Division 21 is turnably connected to the second clamping part 22； Plane residing for the rotation path of second Handheld Division 21 and the opening and closing plane are same or parallel.Second Handheld Division 21 and the second folder The junction of portion 22 is held provided with locking device 4, for locking or unlocking the second Handheld Division 21 and the second clamping part 22.

As shown in figure 1, above-mentioned two technical characteristic can be provided simultaneously with the present embodiment, can also only possess above-mentioned two One of technical characteristic.

In use, the script of locking device 4 is in the lock state the present embodiment, can normally be used.When needing adjustment , it is necessary to first unlock locking device 4 during the angle of one Handheld Division 11 or the second Handheld Division 21, then by the first Handheld Division 11 or the Two Handheld Divisions 21 are turned to after the angle of needs relative to the first clamping part 12 or the second clamping part 22, then locking device 4 is locked It is fixed so that the first Handheld Division 11 keeps being relatively fixed with the first clamping part 12, or so that the second Handheld Division 21 and the second clamping Portion 22 keeps being relatively fixed, to be continuing with.The present embodiment is normal before use, can adjust between Handheld Division and clamping part Angle.But, in use, during two clamping parts open and clip to and need clamped article, Handheld Division with Lock-out state is kept between clamping part, the two is relatively fixed.

As in Figure 3-5, locking device 4 includes extension 31, protuberance 32, the second bearing pin 33.

Extension 31 is located at the bottom of the first clamping part 12, and its cross section is similar to U-shaped, and extension 31 includes the first installing plate 311st, the second installing plate 312, assembling groove 313, the second installing plate 312 are oppositely arranged with the first installing plate 311, assembling groove 313 are arranged between the first installing plate 311 and the second installing plate 312；Assembling groove 313 is used to insert protuberance 32；Second peace Fill plate 312 corresponding with shape, the size of the first installing plate 311.

Protuberance 32 is located at the top of the first Handheld Division 11, and is inserted into extension 31, specifically, is that to be inserted into assembling recessed In groove 313；Second bearing pin 33 is also cross extension 31 and protuberance 32；Protuberance 32 passes through the movable connection of the second bearing pin 33 To extension 31 so that the first Handheld Division 11 can rotate relative to the first clamping part 12.

First installing plate 311 includes the first mounting hole 314, and the second installing plate 312 includes the second mounting hole 315.Second peace Dress hole 315 is oppositely arranged with the first mounting hole 314, and corresponding with shape, the size of the first mounting hole 314.Protuberance 32 is wrapped The 3rd mounting hole 321 is included, it is corresponding with shape, the size of the first mounting hole 314, the second mounting hole 315.When protuberance 32 is inserted When entering to assembling groove 313, the second bearing pin 33 sequentially passes through the first mounting hole 314, the 3rd mounting hole 321 and the second mounting hole 315。

In the utility model, with protuberance 32 by the second bearing pin 33 relative turn occurs for the extension 31 of locking device 4 It is dynamic, to drive the relative rotation of Handheld Division and clamping part.

As shown in figs 6-8, locking device 4 also includes the first pressing plate 101, circular saw 102, spline block 103, the first bullet Spring 104 and nut 105.

First pressing plate 101 is arranged at the top of the second bearing pin 33, and the second bearing pin 33 is vertical with the first pressing plate 1011, and second The lateral wall of the lower end of bearing pin 33 is provided with external screw thread, to install nut 105.

As shown in Figure 4, Figure 5, circular saw 102 is respectively arranged at the first mounting hole 314, the 3rd mounting hole 321 and second The madial wall of mounting hole 315.

As shown in figs 6-8, the body of spline block 103 is cylinder, and it is interior provided with cylindrical cavity, is sheathed on slide bar 1012 Outside；The first card article of two or more 1031 is uniformly distributed on the lateral wall of spline block 103, the first card article 1031 is parallel to slide bar 1012, the cylindrical body of spline block 103 is collectively forming geared system with multiple first card articles 1031, with the phase of circular saw 102 Engagement.Every one first card article 1031 includes the first breach 1032, the first rack 1033, the second breach successively from the top to the bottom 1034 and second rack 1035.The length of first rack 1033 is less than the depth of the 3rd mounting hole 321；The length of second rack 1035 Maximum compression distance of the degree less than the first spring 104；The length of second breach 1034 is more than the depth of the 3rd mounting hole 321.This When the length setting of a little parts may insure spline block 103 in the original location, the first Handheld Division 11 keeps relative with the first clamping part 12 Fixed (locking device 4 is in the lock state)；Spline block 103 is when gliding, and the first Handheld Division 11 is relative with the first clamping part 12 Separation (locking device 4 is in released state), so that the first Handheld Division 11 can be relatively rotated with the first clamping part 12.

First spring 104 is sheathed on the outside of the second bearing pin 33, and the top of the first spring 104 is connected to the bottom of the first pressing plate 101 Portion, its bottom is sheathed on the top of spline block 103.When the first pressing plate 101 is pressed downwardly, the slide downward of spline block 103；When When first pressing plate 101 is released, in the presence of the first spring 104, spline block 103 can reset, and upward sliding is to original Position.

Nut 105 is sheathed on the lower end of the second bearing pin 33, and the madial wall of nut 105 is provided with internal thread, the bearing pin of nut 105 and second 33 external screw thread is corresponding, and nut 105 is threadedly coupled with the lower end of the second bearing pin 33 so that the first pressing plate 101, spline block 103 And first spring 104 be integrated into a whole, will not separate each other.

As shown in fig. 7, in normal state, the first spring 104 is in relaxed state；Multiple first teeth of spline block 103 Articles 1033 are meshed with the circular saw 102 in the first mounting hole 314, the 3rd mounting hole 321；Multiple second racks 1035 and Circular saw 102 in two mounting holes 321 is meshed；Extension 31 is relatively fixed with protuberance 32, and locking device 4 keeps lock Determine state, the first Handheld Division 11 keeps being relatively fixed with the first clamping part 12.

As shown in figure 8, when the first pressing plate 101 is pressed downwardly, the first spring 104 is in impaction state；First tooth Articles 1033 are only meshed with the circular saw in the 3rd mounting hole 321, with the ring in the first mounting hole 314, the second mounting hole 315 Shape sawtooth is completely disengaged from, and locking device 4 unlocks, and is adjusted to released state, and extension 31 can be with second with protuberance 32 Bearing pin relatively rotates for rotating shaft, and the first Handheld Division 11 can rotate relative to the first clamping part 12.

After the completion of rotation, when the first pressing plate 101 is released, as shown in fig. 7, the first spring 104 is in relaxed state； First rack 1033 is meshed with the circular saw in the first mounting hole 314, the 3rd mounting hole 321；Second rack 1035 and Circular saw in two mounting holes 321 is meshed；Extension 31 is relatively fixed with protuberance 32, and locking device 4 is lock-out state, First Handheld Division 11 keeps being relatively fixed with the first clamping part 12.

As shown in Figure 4, Figure 5, locking device 4 also includes button slot 106 and nut groove 107, and button slot 106 is arranged at the The top of one installing plate 311, and positioned at the top of the first mounting hole 314, for placing the first pressing plate 1011.Nut groove 107 is set In the bottom of the second installing plate 312, and positioned at the lower section of the second mounting hole 315, for placing nut 105.

As shown in figure 4, in embodiment 1, locking device 4 also includes angle mark 108 and positioning mark 109.Angle mark 108 are known located at the top of the first installing plate 311, and around button slot 106；Angle mark 109 is used to identify the first Handheld Division 11 relative to the first clamping part 12 rotational angle.Positioning mark 109 is located at the top of the first Handheld Division 11, and close to protuberance 32 one end；Unspecified angle value in positioning 109 orientation angles of mark mark 108.Angle mark 108 is matched somebody with somebody with positioning mark 109 Conjunction is used, and understands and adjust in time the deflection angle of Handheld Division in real time so as to user.

Open and close type hand-held device described in the utility model includes but is not limited to clamping device and cutting implement；The clamping work Tool includes but is not limited to pliers；The cutting implement includes but is not limited to scissors.

As shown in Figure 1 and Figure 2, embodiment 1 provides a kind of open and close type hand-held device, specifically, is a kind of nipper plier, the One clamping part 12, the second clamping part 22 are binding clip, and the first Handheld Division 11, the second Handheld Division 21 include handle 110, can also included Protective case 111, is sheathed on outside handle 110.One handle is fixedly connected with binding clip, and the junction of another handle and binding clip can To rotate, its rotation direction is consistent with the opening and closing direction of binding clip, and the opening and closing of plane and binding clip residing for the rotation path of handle 110 are put down Face is same or parallel.

Embodiment 1 has technical effect that embodiment 1 includes two Handheld Divisions, and wherein one or two can be relative to Clamping part rotates.In some special occasions, such as in the case of space is too small or clamping part opens excessive, user can adjust The angle of one or two whole Handheld Division, to adjust the distance between two Handheld Divisions and work angle, so as to more convenient Ground is operated and used.As shown in Figure 10, comparatively, the scheme that two Handheld Division angles can be adjusted, relative to single hand The adjustable scheme of portion's angle is held, the scope of its adjustable angle is bigger, Adjustable Range is bigger between two Handheld Divisions, It is more widely applied.

Embodiment 2

As shown in figures 10-14, embodiment 2 provides another open and close type hand-held device, specifically, is a kind of nipper plier, Including most of technical scheme in embodiment 1, its locking device 4 includes extension 31, protuberance 32, the second bearing pin 33, and it is tied Structure function and principle are identical with embodiment, will not be described here.In addition, open and close type hand-held device described in embodiment 2, relative to Embodiment 1, its distinguishing feature is：Locking device 4 also include semi-circle gear 201, limited block 202, slide buckle 203 and Second spring 204.

As shown in Figure 13, Figure 14, semi-circle gear 201 is formed at the first installing plate 311 and/or the end of the second installing plate 312 End.In general, as long as setting semi-circle gear 201 an installing plate end, half knuckle-tooth can just be snapped into by sliding buckle 203 Wheel 201, plays position locking action.If another installing plate end is also provided with semi-circle gear 201, can not directly with slip Buckle 203 is combined, and plays locking action, but can cause the assembling of part, change more convenient.

If two Handheld Divisions are all turnably connected to clamping part, then between two Handheld Divisions and two clamping parts all It is not Integral design, but it is assembled with one another.If only one of which installing plate end sets semi-circle gear 201, then two Handheld Division can only be fixedly installed on specific clamping part, and left and right Handheld Division shape is inconsistent, and the two can not be replaced.In order to produce It is easy to assembly, and also to safeguard that replacing part is convenient, can be in the first installing plate 311 and the end of the second installing plate 312 point She Zhi not a semi-circle gear 201.

Limited block 202 protrudes from the first Handheld Division 11 or the upper surface of the second Handheld Division 21, and close protuberance 32, specifically Say, limited block 202 protrudes from handle upper surface.Limited block 202 is provided with U-lag 205, and the opening direction of U-lag 205 is towards partly Knucle-gear 201, the bottom of U-lag 205 is provided with spring mounting groove 206, for installing second spring 2034.

Slide buckle 203 be arranged in U-lag 205, slide buckle 203 include buckle body 2031, buckle dial turn round 2032, Second card article 2033, second spring mounting post 2034.The shape of buckle body 2031 is corresponding with the bottom shape of U-lag 205, vertically In protuberance 32, buckle, which is dialled, turns round 2032 located at the top of buckle body 2031, protrudes from the upper surface of the first Handheld Division 11.Second card article 2033 protrude from the side wall of buckle body 2031, and towards the side of semi-circle gear 201, the second card article 2033 is perpendicular to protuberance 32, its length is corresponding to buckle body 2031, can be used for snapping into semi-circle gear 201.Second card article 2033 protrudes from buckle The height of body 2031 is less than the maximum compression distance of second spring 2034, when buckle, which dials torsion 2032, to be stirred downwards, the second bullet Spring 2034 is compressed, and the second card article 2033 can be fully retracted to U-lag 205 so that extension 31 and protuberance 32 can To rotate, so as to drive Handheld Division to be rotated against with support sector.Second spring mounting post 2034 is located at the side wall of buckle body 2031 On, and towards the side of spring mounting groove 206.Second spring mounting post 2034 is parallel to protuberance 32, second spring mounting post 2034 are located along the same line with spring mounting groove 206, available for installation second spring 204.

Second spring 204 is sheathed in second spring mounting post 2034；One end of second spring 204 and buckle body 2031 Tangent, its other end is located in spring mounting groove 206, and sliding buckle 203 can slide back and forth in U-lag 205, the second bullet Spring 204 can aid in slip buckle 203 to reset.

At work, under normal condition, second spring 204 is in relaxed state to the present embodiment；Second card article 2033 is caught in To semi-circle gear 201, locking device 4 keeps lock-out state, and Handheld Division 11/21 can keep relatively solid with clamping part 12/22 It is fixed.

When buckle, which dials torsion 2032, to be stirred downwards, second spring 204 is in impaction state；Second card article 2033 is retracted To U-lag 205, depart from semi-circle gear 201, locking device 4 unlocks, be adjusted to released state, Handheld Division 11/21 can be with Clamping part 12/22 is relatively rotated, namely the first Handheld Division 11 is rotated relative to the first clamping part 12；Or, second is hand-held Portion 21 is rotated relative to the second clamping part 22.

After rotation terminates, buckle is dialled torsion 2032 and is released, and second spring 204 is in relaxed state again；Second card article 2033 snap into the first installing plate 311, the semi-circle gear 201 of the second installing plate 312, and locking device 4 recovers and keeps locking shape State, Handheld Division 11/21 can keep being relatively fixed with clamping part 12/22.

Embodiment 2 has technical effect that embodiment 2 includes two Handheld Divisions, and wherein one or two can be relative to Clamping part rotates.In some special occasions, such as in the case of space is too small or clamping part opens excessive, user can adjust The angle of one or two whole Handheld Division, to adjust the distance between two Handheld Divisions and work angle, so as to more convenient Ground is operated and used.Comparatively, the scheme that two Handheld Division angles can be adjusted, can be with relative to single Handheld Division angle The scheme of adjustment, the scope of its adjustable angle is bigger, and Adjustable Range is bigger between two Handheld Divisions.Relative to embodiment 1, the modular construction in embodiment 2 is simpler, and processing cost is relatively low, easy to use, is more widely applied.

Embodiment 3

As seen in figs. 15-17, embodiment 3 provides another open and close type hand-held device, specifically, is a kind of nipper plier, Including most of technical scheme in embodiment 1, its locking device 4 includes extension 31, protuberance 32, the second bearing pin 33, and it is tied Structure function and principle are identical with embodiment, will not be described here.In addition, open and close type hand-held device described in embodiment 3, relative to Embodiment 1, its distinguishing feature is：The mounting seat that locking device 4 is oppositely arranged including circular gear 301, two 302nd, pressing buckle 303, the 3rd bearing pin 304, the 3rd spring 305.

Circular gear 301 protrudes from the upper surface of the first installing plate 311；Circular gear 301 is fixed to the first installing plate 311, Or, it is wholely set with the first installing plate 311.

Two mounting seats 302 being oppositely arranged protrude from the first Handheld Division 11 and/or the upper surface of the second Handheld Division 21, and Close to protuberance 32；Two mounting seats 302 are respectively equipped with a base pin shaft hole 3021, and two base pin shaft holes 3021 are located at On same straight line.

Pressing buckle 303 be arranged between two mounting seats 302, pressing buckle 303 include the second pressing plate 3031, Access Division 3032, the 3rd card article 3033.Second pressing plate 3031 is close to one end of protuberance 32 provided with a pressing plate pin shaft hole 3034, it is located along the same line with two base pin shaft holes 3021；Its other end is provided with the 3rd spring mounting post 3035, protrudes from And perpendicular to the lower surface of the second pressing plate 3031.Access Division 3032 is located at the second pressing plate 3031 close to the one of protuberance 32 End, the angle of 120~160 degree of the pressing plate 3031 of Access Division 3032 and second formation；3rd card article 3033 is located at Access Division 3032 Top, the 3rd card article 3033 is downwardly projected, and just to circular gear 301.

3rd bearing pin 304 is also cross pressing plate pin shaft hole 3034 and two base pin shaft holes 3021.

3rd spring 305 is sheathed on outside the 3rd spring mounting post 3035, the one end of the 3rd spring 305 and the second pressing plate 3031 lower surface is tangent, and its other end and Handheld Division 11,21 upper surfaces are tangent.

At work, under normal condition, the 3rd spring 305 is in relaxed state to the present embodiment；3rd card article 3033 is caught in To circular gear 301, locking device 4 keeps lock-out state, and Handheld Division 11/21 can keep relatively solid with clamping part 12/22 It is fixed.

When the second pressing plate 3031 is pressed downwardly, the 3rd spring 305 is in impaction state；3rd card article 3033 to On lift, depart from circular gear 301, locking device 4 unlocks, be adjusted to released state, Handheld Division 11/21 can be with folder Portion 12/22 is held to relatively rotate, namely the first Handheld Division 11 is rotated relative to the first clamping part 12；Or, the second Handheld Division 21 rotate relative to the second clamping part 22.

After rotation terminates, the second pressing plate 3031 is released, and the 3rd spring 305 is in relaxed state again；3rd card article 3033 snap into circular gear 301, and locking device 4 recovers and keeps lock-out state, and Handheld Division 11/21 can be with clamping part 12/ 22 keep being relatively fixed.

Embodiment 3 has technical effect that embodiment 3 includes two Handheld Divisions, and wherein one or two can be relative to Clamping part rotates.In some special occasions, such as in the case of space is too small or clamping part opens excessive, user can adjust The angle of one or two whole Handheld Division, to adjust the distance between two Handheld Divisions and work angle, so as to more convenient Ground is operated and used.Comparatively, the scheme that two Handheld Division angles can be adjusted, can be with relative to single Handheld Division angle The scheme of adjustment, the scope of its adjustable angle is bigger, and Adjustable Range is bigger between two Handheld Divisions.Relative to embodiment 1, the modular construction in embodiment 3 is simpler, and processing cost is relatively low, easy to use, is more widely applied.

Embodiment 4

As depicted in figs. 18-19, embodiment 4 provides another open and close type hand-held device, specifically, is a kind of scissors, bag Part technical scheme in embodiment 1 is included, relative to embodiment 1, its distinguishing feature is：Locking device 4 does not include prolonging Extending portion 31, protuberance 32, the second bearing pin 33, but including elastic supporting member for supporting optical member 401, its cross section is inverted V-arrangement.This practicality is new Open and close type hand-held device includes but is not limited to clamping device and cutting implement described in type；The cutting implement includes but is not limited to cut Knife.

As shown in figure 19, in one embodiment, locking device 4 also includes the first slidiing pin 402, the first steady pin Axle 403, the second fixed pin shaft 404.

First slidiing pin 402 is located at the top of the first Handheld Division 11 and the junction of the bottom of the first clamping part 12；First Fixed pin shaft 403 is located at the top of the first Handheld Division 11 and the junction on the top of the second Handheld Division 21；First slidiing pin 402 can Slidingtype is attached to the first clamping part 12.Top and second clamping part 22 of second fixed pin shaft 404 located at the second Handheld Division 21 The junction of bottom.

Elastic supporting member for supporting optical member 401 includes first support 4011, second support 4012, arc corners 4013.First support 4011 One end run through and be fixed to the first Handheld Division 11 and the first clamping part 12, its other end is connected to second support 4012.Second One end of support 4012 is run through and is fixed to the second Handheld Division 21 and the second clamping part 22, and its other end is connected to first support 4011.Arc corners 4013 are located at the junction of first support 4011 and second support 4012, the medial surface of arc corners 4013 with The outer surface of first fixed pin shaft 403 is tangent.Elastic supporting member for supporting optical member 401 can aid in two retained parts from making it easy to Open.In order that two clamping parts can be remained closed, cutting ferrule 408 can also be set in the bottom of Handheld Division, at described Box-like hand-held device fixes the relative position of two Handheld Divisions when being in closure state.

When two clamping parts keep relative static conditions (scissors is in closure state), it is connected in Handheld Division with clamping part Place sets fixed pin shaft, then Handheld Division can not relatively rotate with clamping part, once rotating, inevitably result in two folders Portion is held to separate (scissors is in open configuration) each other.When two clamping parts keep relative static conditions, in Handheld Division and folder Hold portion junction and slidiing pin is set, Handheld Division can be made to be relatively rotated with clamping part in certain angle.

In another embodiment, locking device 4 includes the first slidiing pin 402, the first fixed pin shaft 403, second Slidiing pin (not shown), second slidiing pin is identical with the structure of the first slidiing pin 402.First slidiing pin 402 is set Junction in the top and the bottom of the first clamping part 12 of the first Handheld Division 11；First fixed pin shaft 403 is located at the first Handheld Division The junction on 11 top and the top of the second Handheld Division 21；Top and the of second slidiing pin located at the second Handheld Division 21 The junction of the bottom of two clamping part 22.First slidiing pin 403 is slideable to be attached to the first clamping part 12；Described second slides It is dynamic that bearing pin is slideable is attached to the second clamping part 22.When two clamping parts keep relative static conditions, two groups of Handheld Divisions One slidiing pin is set respectively with clamping part junction, can make two groups of Handheld Divisions that phase occur in certain angle with clamping part To rotating, relative to previous embodiment, its adjusting range is bigger.

As shown in figure 20, the first slidiing pin 402 or the second slidiing pin (not shown) include the be connected with each other successively Three pressing plate 4021, thin axle portion 4022, thick axle portion 4023, bearing pin base 4024；3rd pressing plate 4021, bearing pin base 4024 Protrude from outside the first Handheld Division 11 or the second Handheld Division 21.As shown in figure 19, locking device 4 also connects each other including two or more Logical positioning hole 405 and at least one slides mouth 406.The positioning hole 405 that two or more communicates with each other located at the first clamping part 12 and/ Or the bottom of the second clamping part 22；First slidiing pin 402 and/or the second slidiing pin 404 is slideable is attached to positioning hole 405 It is interior；It is each to slide the connectivity part that mouth 406 is located between two adjacent positioning holes.Locking device 4 also includes one or two and connected Dynamic plate 407, its one end is connected to the first fixed pin shaft 403, and its other end is connected to the first slidiing pin 402 and/or second and slided The bearing pin base 4024 of dynamic bearing pin 404.

In normal state, thick axle portion 4023 is located in a positioning hole 405, and locking device 4 is lock-out state, due to thick The diameter of axle portion 4023 is corresponding with the diameter of positioning hole 405, therefore thick axle portion 4023 can cause Handheld Division 11,21 and clamping Portion 12,22 is relatively fixed, and locking device 4 is in the lock state.When the 3rd pressing plate 4021 is pressed downwardly, interlock plate 407 Deform upon, thick axle portion 4023 departs from a positioning hole 405；Locking device 4 unlocks, and is adjusted to released state.Due to thin The diameter of axle portion 4022 is corresponding with the width for sliding mouth 406, thus thin axle portion 4022 through two positioning holes 405 one Individual slip mouth 406, slides into next positioning hole 405, and when the 3rd pressing plate 4021 is released, interlock plate 407 recovers deformation, Thick axle portion 4023 enters and is caught in next positioning hole 405, and locking device 4 is in the lock state again.

Embodiment 4 has technical effect that embodiment 4 includes two Handheld Divisions, and geo-stationaries are kept in two clamping parts During state, one or two Handheld Division can rotate relative to clamping part, so as to adjust scissors one or two hand The angle of handle.In some special occasions, such as in the case of space is too small or clamping part opens excessive, user can adjust one Or the angle of two Handheld Divisions, to adjust the distance between two Handheld Divisions and work angle, so as to adapt to the hand of user Type and use habit, more easily can operate and use.Comparatively, the scheme that two Handheld Division angles can be adjusted, Relative to the single adjustable scheme of Handheld Division angle, the scope of its adjustable angle is bigger, adjustable between two Handheld Divisions Whole distance it is bigger.

Embodiment 5

As shown in figure 21, embodiment 5 provides the angle regulation method of the Handheld Division of another open and close type hand-held device, described Open and close type hand-held device is any one in embodiment 1-4, specifically be may include steps of：

Step S101) unblock first Handheld Division；By in any one open and close type hand-held device in embodiment 1-4 The locking device of one Handheld Division is opened, and is allowed to be changed to released state by lock-out state.

Step S102) relative to first clamping part, first Handheld Division is rotated in adjustable range；Wherein, Plane residing for the rotation path of first Handheld Division and the opening and closing plane are same or parallel.This step can adjust two hands The angle and distance between portion is held, so as to be adapted to the limitation of operating space and the operating habit of user.It is described adjustable Scope, is leftward or rightward rotation 0-90 degree angle, the angle limited in example 4 for multiple positioning holes in embodiment 1-3 Scope, specific scope is determined by the quantity of positioning hole.

Step S103) locking first Handheld Division；By in any one open and close type hand-held device in embodiment 1-4 The locking device of one Handheld Division is readjusted as lock-out state.

Open and close type hand-held device before the use, utilizes step S101)-S103) described in Handheld Division angular adjustment side Method carries out angle adjustment processing to the Handheld Division of its side, to change the angle between the Handheld Division of side and clamping part, changes The distance between two Handheld Divisions, are accustomed to so as to the use instrument that meets user, allow the operation of user more laborsaving, make Various different operating modes can be preferably applied to by obtaining open and close type hand-held device.

As shown in figure 22, embodiment 5 also provides the angle regulation method of the Handheld Division of another open and close type hand-held device, institute It is any one in embodiment 1-4 to state open and close type hand-held device, specifically be may include steps of：

Step S201) unblock first Handheld Division；By in any one open and close type hand-held device in embodiment 1-4 The locking device of one Handheld Division is opened, and is allowed to be changed to released state by lock-out state.

Step S202) relative to first clamping part, first Handheld Division is rotated in adjustable range；Wherein, Plane residing for the rotation path of first Handheld Division and the opening and closing plane are same or parallel.This step can adjust two hands The angle and distance between portion is held, so as to be adapted to the limitation of operating space and the operating habit of user.It is described adjustable Scope, is leftward or rightward rotation 0-90 degree angle, the angle limited in example 4 for multiple positioning holes in embodiment 1-3 Scope, specific scope is determined by the quantity of positioning hole.

Step S203) locking first Handheld Division；By in any one open and close type hand-held device in embodiment 1-4 The locking device of one Handheld Division is readjusted as lock-out state.

Step S204) unblock second Handheld Division；By in any one open and close type hand-held device in embodiment 1-4 The locking device of two Handheld Divisions is opened, and is allowed to be changed to released state by lock-out state.

Step S205) relative to second clamping part, second Handheld Division is rotated in adjustable range；Wherein, Plane residing for the rotation path of second Handheld Division and the opening and closing plane are same or parallel.This step can adjust two hands The angle and distance between portion is held, so as to be adapted to the limitation of operating space and the operating habit of user.It is described adjustable Scope, is leftward or rightward rotation 0-90 degree angle, the angle limited in example 4 for multiple positioning holes in embodiment 1-3 Scope, specific scope is determined by the quantity of positioning hole.

Step S206) locking second Handheld Division；By in any one open and close type hand-held device in embodiment 1-4 The locking device of two Handheld Divisions is readjusted as lock-out state.

Open and close type hand-held device before the use, utilizes step S201)-S206) described in Handheld Division angular adjustment side Method carries out angle adjustment processing to the Handheld Division of its both sides, to change the angle between the Handheld Division of both sides and clamping part, changes The distance between two Handheld Divisions, so as to meet the use habit of user, allow the operation of user more laborsaving so that Box-like hand-held device can preferably be applied to various different operating modes.

The utility model has the advantage of there is provided a kind of open and close type hand-held device and its Handheld Division angle regulation method, use Family can voluntarily adjust Handheld Division and the clamping of handheld tool according to size, its custom having an effect of its hand on opening and closing direction The relative angle in portion is simultaneously locked to it so that user operating angle and can make at oneself most familiar with having an effect for, most convenient Use handheld tool.

Under some special application conditions, for example, when clamped object volume is larger, the subtended angle of clamping part compares Greatly, but the subtended angle of Handheld Division can be adjusted to correct position so that the distance of two Handheld Divisions end after opening can be with Relatively small, user singlehanded can have an effect in two Handheld Divisions end, so that operation is smoothly completed, with common opening-closing device phase Than more laborsaving.

Preferred embodiment of the present utility model described in detail above.It should be appreciated that the ordinary skill people of this area Member just can make many modifications and variations without creative work according to design of the present utility model.Therefore, all this technology necks Technical staff passes through logic analysis, reasoning or limited reality on the basis of existing technology according to design of the present utility model in domain Available technical scheme is tested, all should be in the protection domain being defined in the patent claims.

Claims (24)

1. a kind of open and close type hand-held device, including first component and second component；

The first component includes the first clamping part and the first Handheld Division；

The second component includes the second clamping part and the second Handheld Division；

First clamping part, second clamping part are turnably flexibly connected by the first bearing pin；

First clamping part opening and closing relative with second clamping part, plane residing for its opening and closing path is opening and closing plane；It is special Levy and be,

First Handheld Division is turnably connected to first clamping part；

Plane residing for the rotation path of first Handheld Division and the opening and closing plane are same or parallel；

First Handheld Division is provided with locking device with the first clamping part junction, described first-hand for locking or unlocking Hold portion and first clamping part.

2. open and close type hand-held device as claimed in claim 1, it is characterised in that

Second Handheld Division is turnably connected to second clamping part；

Plane residing for the rotation path of second Handheld Division and the opening and closing plane are same or parallel；

Second Handheld Division is provided with locking device with the second clamping part junction, for locking or unlocking the second-hand Hold portion and second clamping part.

3. open and close type hand-held device as claimed in claim 1 or 2, it is characterised in that the locking device includes

Extension, located at first clamping part or the second clamping part bottom；

Protuberance, located at first Handheld Division or the second Handheld Division top, and is inserted into the extension；

Second bearing pin, through the extension and the protuberance；

Wherein, the protuberance is connected to the extension by the way that second bearing pin is movable.

4. open and close type hand-held device as claimed in claim 3, it is characterised in that the extension includes

First installing plate；

Second installing plate, it is oppositely arranged with first installing plate；

Assembling groove, is arranged between first installing plate and second installing plate, for inserting the protuberance.

5. open and close type hand-held device as claimed in claim 4, it is characterised in that

First installing plate includes the first mounting hole；

Second installing plate includes the second mounting hole, and it is oppositely arranged with first mounting hole；

The protuberance includes the 3rd mounting hole；

When protuberance is inserted into the assembling groove, second bearing pin sequentially passes through first mounting hole, the described 3rd Mounting hole and second mounting hole.

6. open and close type hand-held device as claimed in claim 5, it is characterised in that the locking device also includes

First pressing plate, is arranged at the top of second bearing pin；

Circular saw, is arranged at the madial wall of first mounting hole, the 3rd mounting hole and second mounting hole；

Spline block, is sheathed on the outside of second bearing pin；The card article of two or more first is uniformly distributed on the spline block lateral wall, First card article is parallel to second bearing pin；

First spring, is sheathed on the outside of second bearing pin, and the first spring top is connected to the first pressing plate bottom, Its bottom is sheathed at the top of the spline block；

Nut, is threaded io the second bearing pin lower end.

7. open and close type hand-held device as claimed in claim 6, it is characterised in that

Every one first card article includes the first breach, the first rack, the second breach and the second rack successively from the top to the bottom；

When first pressing plate is pressed downwardly, first rack is mutually nibbled with the circular saw in the 3rd mounting hole Close, the locking device is released state；

When first pressing plate is released, in first rack and first mounting hole, the 3rd mounting hole Circular saw is meshed, and second rack is meshed with the circular saw in second mounting hole, and the locking device is Lock-out state.

8. open and close type hand-held device as claimed in claim 7, it is characterised in that

The length of first rack is less than the depth of the 3rd mounting hole；

The length of second rack is less than the maximum compression distance of first spring；

The length of second breach is more than the depth of the 3rd mounting hole.

9. open and close type hand-held device as claimed in claim 6, it is characterised in that the locking device also includes

Button slot, is arranged at the top of first installing plate, and above first mounting hole, for placing described first Pressing plate；

Nut groove, is arranged at the second installing plate bottom, and below second mounting hole, for placing the spiral shell It is female.

10. open and close type hand-held device as claimed in claim 9, it is characterised in that the locking device also includes

Angle is identified, at the top of first installing plate, and around the button slot；

For identifying rotational angle of first Handheld Division relative to first clamping part；Or,

For identifying rotational angle of second Handheld Division relative to second clamping part；

Positioning mark, located at first Handheld Division or the top of second Handheld Division, and close to one end of the protuberance； The positioning mark points to the unspecified angle in the angle mark.

11. open and close type hand-held device as claimed in claim 5, it is characterised in that the locking device also includes

Semi-circle gear, is formed at first installing plate and/or the second installing plate end；

Limited block, protrudes from first Handheld Division upper surface, and close to the protuberance；The limited block is provided with U-lag, institute The opening direction of U-lag is stated towards the semi-circle gear, the bottom of the U-lag is provided with spring mounting groove；

Buckle is slided, is arranged in the U-lag；The slip buckle includes

Buckle body, its shape is corresponding with the U-lag bottom shape, perpendicular to the protuberance；

Buckle, which is dialled, to be turned round, and above the buckle body, protrudes from first Handheld Division upper surface；

Second card article, protrudes from the side wall of the buckle body, and towards the side of the semi-circle gear；Second card article hangs down Directly in the protuberance, its length is corresponding to the buckle body；

Second spring mounting post, on described this body sidewall of buckle, and towards the side of the spring mounting groove；Described second Spring mounting post is located along the same line parallel to the protuberance, the second spring mounting post with the spring mounting groove；

Second spring, is sheathed in the second spring mounting post；One end of the second spring and the buckle body are tangent, Its other end is located in the spring mounting groove.

12. open and close type hand-held device as claimed in claim 11, it is characterised in that

When the buckle, which dials torsion, to be stirred downwards, second card article departs from first installing plate, second installing plate Semi-circle gear；The locking device is released state；

When the buckle, which dials torsion, to be released, second card article snaps into first installing plate, second installing plate Semi-circle gear；The locking device is lock-out state.

13. open and close type hand-held device as claimed in claim 12, it is characterised in that

The height that second card article protrudes from the buckle body is less than the second spring maximum compression distance.

14. open and close type hand-held device as claimed in claim 5, it is characterised in that the locking device includes

Circular gear, protrudes from the first installing plate upper surface；The circular gear is fixed to first installing plate, or Person, is wholely set with first installing plate；

Two mounting seats for being oppositely arranged, protrude from first Handheld Division upper surface, and close to the protuberance；Two peaces Dress base is respectively equipped with a base pin shaft hole, and two base pin shaft holes are located along the same line；

Buckle is pressed, is arranged between two mounting seats, the pressing buckle includes

Second pressing plate, it is provided with a pressing plate pin shaft hole close to one end of the protuberance, with two base pin shaft holes positions In on same straight line；Its other end is provided with the 3rd spring mounting post, protrudes from and perpendicular to the lower surface of second pressing plate；

Access Division, located at second pressing plate close to one end of the protuberance, the Access Division and second pressing plate The angle of 120~160 degree of formation；And

3rd card article, at the top of the Access Division, the 3rd card article is downwardly projected, and just to the circular gear；

3rd bearing pin, also cross the pressing plate pin shaft hole and two base pin shaft holes；And

3rd spring, is sheathed on outside the 3rd spring mounting post, the 3rd spring one end and the pressing buckle body Lower surface it is tangent, its other end and first Handheld Division upper surface are tangent.

15. open and close type hand-held device as claimed in claim 14, it is characterised in that

When second pressing plate is pressed downwardly, the 3rd card article departs from the circular gear, and the locking device is Released state；

When second pressing plate is released, the 3rd card article snaps into the circular gear, and the locking device is lock Determine state.

16. open and close type hand-held device as claimed in claim 1, it is characterised in that

The locking device includes

First slidiing pin, the junction located at the top and the first clamping part bottom of first Handheld Division；

First fixed pin shaft, the junction located at the top and second Handheld Division top of first Handheld Division；

Second fixed pin shaft, the junction located at the top and the second clamping part bottom of second Handheld Division；

Wherein, first slidiing pin is slideable is attached to first clamping part.

17. open and close type hand-held device as claimed in claim 2, it is characterised in that

The locking device includes

First slidiing pin, the junction located at the top and the first clamping part bottom of first Handheld Division；

First fixed pin shaft, the junction located at the top and second Handheld Division top of first Handheld Division；

Second slidiing pin, the junction located at the top and the second clamping part bottom of second Handheld Division；

Wherein, first slidiing pin is slideable is attached to first clamping part；

Second slidiing pin is slideable to be attached to second clamping part.

18. the open and close type hand-held device as described in claim 16 or 17, it is characterised in that

The locking device also includes

The positioning hole that two or more communicates with each other, located at first clamping part and/or the second clamping part bottom；Described One slidiing pin and/or the second slidiing pin is slideable is attached in the positioning hole；

At least one slides mouth, the connectivity part that each slip mouthful is located between two adjacent positioning holes.

19. open and close type hand-held device as claimed in claim 18, it is characterised in that

It is the 3rd pressing plate that first slidiing pin or second slidiing pin include being connected with each other successively, thin axle portion, thick Axle portion, bearing pin base；

3rd pressing plate, the bearing pin base are protruded from outside first Handheld Division or second Handheld Division；

The diameter of the thin axle portion is corresponding with the width of the slip mouth；

The diameter of the thick axle portion is corresponding with the diameter of the positioning hole.

20. open and close type hand-held device as claimed in claim 19, it is characterised in that

The locking device also includes

One or two interlock plate, its one end is connected to first fixed pin shaft, and its other end is connected to described first and slided The bearing pin base of bearing pin and/or second slidiing pin.

21. open and close type hand-held device as claimed in claim 20, it is characterised in that

When the 3rd pressing plate is pressed downwardly, the thick axle portion departs from a positioning hole；The locking device is unblock State；The thin axle portion slides into next positioning hole through a slip mouth；

When the 3rd pressing plate is released, the thick axle portion enters next positioning hole, and the locking device is locking shape State.

22. the open and close type hand-held device as described in claim 16 or 17, it is characterised in that also include

Elastic supporting member for supporting optical member, its cross section is inverted V-arrangement；Including

First support, its one end runs through and is fixed to first Handheld Division and first clamping part；

Second support, its one end runs through and is fixed to second Handheld Division and second clamping part, and its other end is connected to The first support；

Arc corners, positioned at the junction of the first support and the second support, the arc corners medial surface with it is described The outer surface of first fixed pin shaft is tangent.

23. open and close type hand-held device as claimed in claim 1 or 2, it is characterised in that

First Handheld Division or second Handheld Division include handle；Or, including handle and protective case, the protective case set Located at the handle outer.

24. open and close type hand-held device as claimed in claim 1 or 2, it is characterised in that

Described open and close type hand-held device includes but is not limited to clamping device and cutting implement；

The clamping device includes but is not limited to pliers；

The cutting implement includes but is not limited to scissors.