CN107363747A

CN107363747A - Cutting pliers

Info

Publication number: CN107363747A
Application number: CN201710544160.6A
Authority: CN
Inventors: 许卫春; 张晓海
Original assignee: Suzhou Summit Electronic Technology Co Ltd
Current assignee: Suzhou Summit Electronic Technology Co Ltd
Priority date: 2017-07-05
Filing date: 2017-07-05
Publication date: 2017-11-21

Abstract

The invention discloses a kind of cutting pliers, available for Electrician Operation.Cutting pliers include the first holder, the second holder, the first lengthening handle and the second lengthening handle.First holder includes the first clamp handle, is provided with the first limiting section for protruding/being depressed in the first retainer surface；Second holder is articulated and connected with the first holder, including the second clamp handle, is provided with the second limiting section for protruding/being depressed in the second retainer surface；First lengthening handle is provided with the first slot and is plugged in the first slot for the first auxiliary section with the first limiting section shape adaptation, the first clamp handle；Second lengthening handle is provided with the second slot and is plugged in the second slot for the second auxiliary section with the second limiting section shape adaptation, the second clamp handle.Cutting pliers provided by the invention, by the socket connection between holder and lengthening handle, simplify assembly technology；Meanwhile by the cooperation of auxiliary section in holder upper limit portion and lengthening handle, it can prevent lengthening handle from coming off.

Description

Cutting pliers

Technical field

The invention belongs to clamp type tool technical field, more particularly to a kind of cutting pliers.

Background technology

The instrument such as cutting pliers and nipper plier, diagonal cutting nippers is used frequently as electricians' plier, therefore insulating barrier is coated with clamp handle. Usually, it is bonded with glue or is connected using techniques such as insert injection mouldings between clamp handle and insulating barrier, prevents insulating barrier from coming off. However, there is the problem of not firm enough connection or complex process in above-mentioned Joining Technology.

The content of the invention

The embodiment of the present invention provides a kind of cutting pliers, can prevent coming off for insulated part.

First aspect, there is provided a kind of cutting pliers, including the first holder, the second holder, the first lengthening handle and second add Long handle.First holder includes the first clamp handle, is provided with the first limiting section for protruding/being depressed in the first retainer surface；Second Holder is articulated and connected with the first holder, including the second clamp handle, is provided with and protrudes/be depressed in the of the second retainer surface Two limiting sections；First lengthening handle is provided with the first slot and for the first auxiliary section with the first limiting section shape adaptation, the first pincers Handle is plugged in the first slot；Second lengthening handle is provided with the second slot and for coordinating with the second of the second limiting section shape adaptation Portion, the second clamp handle are plugged in the second slot.

In the first possible implementation, the first holder is provided with for be hinged with the second holder first Articulated section, the second holder are provided with the second articulated section for being hinged with the first holder；First limiting section is arranged at first Articulated section, and/or, the second limiting section is arranged at the second articulated section.

With reference to above-mentioned possible implementation, in second of possible implementation, the first limiting section is is arranged at the The boss of one articulated section surface, and/or, the second limiting section is the boss for being arranged at the second articulated section surface.

With reference to above-mentioned possible implementation, in the third possible implementation, the first auxiliary section is can be with first Limiting section forms the depressed part of shaft hole matching, and/or, the second auxiliary section is that can form shaft hole matching with the second limiting section Depressed part.

With reference to above-mentioned possible implementation, match somebody with somebody in the 4th kind of possible implementation, in addition to for limiting first The first fixture that conjunction portion moves along the rotation centerline direction being articulated and connected, and/or, in addition to for limiting second The second fixture that auxiliary section is moved along the rotation centerline direction being articulated and connected.

With reference to above-mentioned possible implementation, in the 5th kind of possible implementation, the first fixture includes the first bar Portion and positioned at the first head of the first one end of the rod, the first auxiliary section are provided with through hole, the first bar portion and the first articulated section and lead to Hole arranged coaxial, and the first auxiliary section is held between the first head and the first articulated section；And/or the second auxiliary section is set It is equipped with through hole, the second bar portion and the through hole arranged coaxial of the second articulated section and the second auxiliary section, and the second auxiliary section is held on the Between two heads and the second articulated section.

With reference to above-mentioned possible implementation, in the 6th kind of possible implementation, the first articulated section is provided with insertion The first axis hole, the second articulated section is provided with the second axis hole of insertion, and the first axis hole is coaxially disposed with the second axis hole；First First bar portion of fixture is plugged in the first axis hole, and the second bar portion of the second fixture is plugged in the second axis hole；First bar portion connects Be connected to the second bar portion and by the first holder, the second holder, the first auxiliary section and the second auxiliary section be held on the first head and Between second head.

With reference to above-mentioned possible implementation, in the 7th kind of possible implementation, in addition to electric installation is surveyed in sensing, It is arranged in the first lengthening handle, including inductive head and indicator lamp, inductive head electrically connect with the first holder.

With reference to above-mentioned possible implementation, in the 8th kind of possible implementation, indicator lamp is arranged at the first cooperation Portion.

With reference to above-mentioned possible implementation, in the 9th kind of possible implementation, in addition to diffuser, it is arranged at First auxiliary section simultaneously forms accommodating cavity between the first auxiliary section, and indicator lamp is arranged in accommodating cavity.

Cutting pliers provided by the invention, by the socket connection between holder and lengthening handle, simplify assembly technology； Meanwhile by the cooperation of auxiliary section in holder upper limit portion and lengthening handle, it can prevent lengthening handle from coming off.

Brief description of the drawings

In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to required in the embodiment of the present invention The accompanying drawing used is briefly described, it should be apparent that, drawings described below is only some embodiments of the present invention, For those of ordinary skill in the art, on the premise of not paying creative work, can also be obtained according to these accompanying drawings Other accompanying drawings.

Fig. 1 is the structural representation of the cutting pliers provided according to one embodiment of the invention；

Fig. 2 is the structural representation of the first holder and the first lengthening handle in Fig. 1；

Fig. 3 is the decomposition texture schematic diagram of cutting pliers in Fig. 1；

Fig. 4 is the partial enlarged view I in Fig. 3.

Embodiment

To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is The part of the embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill The every other embodiment that personnel are obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.

In the following detailed description, it is proposed that many details, to provide complete understanding of the present invention.But It is, it will be apparent to those skilled in the art that the present invention can be thin in some in not needing these details Implement in the case of section.The description to embodiment is used for the purpose of providing to this hair by showing the example of the present invention below Bright is better understood from.The present invention is never limited to any concrete structure set forth below and configuration, but is not departing from this hair Any modification, replacement and the improvement of part, part and connected mode are covered on the premise of bright spirit.

In addition, described feature, structure or characteristic can be incorporated in one or more implementations in any suitable manner In example.In the following description, there is provided many details fully understand so as to provide to embodiments of the invention.

It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase Mutually combination.Describe the application in detail below with reference to the accompanying drawings and in conjunction with the embodiments.

Referring to figs. 1 to Fig. 4, Fig. 1 is the structural representation of the cutting pliers provided according to one embodiment of the invention, and Fig. 2 is The structural representation of first holder 100 and the first lengthening handle 200 in Fig. 1, Fig. 3 are the decomposition texture signal of cutting pliers in Fig. 1 Figure, Fig. 4 are the partial enlarged view I in Fig. 3.

Cutting pliers provided in an embodiment of the present invention, including the first holder 100, the first lengthening handle 200, the second holder 300th, electric installation etc. is surveyed in the second lengthening handle 400, the first fixture 500, the second fixture 600, diffuser 700 and sensing.First Holder 100 is plugged on the first lengthening handle 200, the second holder 300 is plugged on the second lengthening handle 400.First fixture 500 and second the connection of fixture 600 form hinge structure, and formed and cut with scissors with the first holder 100 and the second holder 300 Connect in succession.

First holder 100 includes the first clamp handle 110, the first articulated section 120 and the binding clip 130 being sequentially connected, the first hinge The first limiting section 121 of the side surface 131 for protruding from binding clip 130 is provided with socket part 120.First articulated section 120 is substantially in circle Column, the first clamp handle 110 and binding clip 130 are tangentially connected on the cylinder of the first articulated section 120, and are generally concerned with cylinder The heart is centrosymmetric distribution.The first axis hole 122 for being provided centrally with insertion of first articulated section 120, for grafting hinge.The Metallic channel 123 is provided with one end face of one articulated section 120, one end of metallic channel 123 extends to the first clamp handle 110 and The position of one articulated section 120 connection, the other end connects the first axis hole 122, for wire of arranging.First limiting section 121 is first The boss that the end for protruding from side surface 131 of articulated section 120 is formed.Another end set of first articulated section 120 has recessed The portion of falling into, for coordinating with the second holder 300.The half of the thickness of the first articulated section 120 substantially thickness of binding clip 130, So that the first articulated section 120 and the gross thickness of the second holder 300 articulated structure after be hinged are smaller.

Second holder 300 includes the second clamp handle 310, the second articulated section 320 and binding clip 330, on the second articulated section 320 It is provided with second limiting section 321 on protrusion the second holder 300 surface, and the second axis hole 322 of insertion.Second holder 300 are articulated and connected by the second articulated section 320 and the first holder 100.Each part of second holder 300 and The structure of each part of one holder 100 is basically identical, and difference is, the second articulated section 320 is as the second limit The end in position portion 321 is not provided with metallic channel.

First lengthening handle 200 is provided with the first slot 210 and for coordinating with the first of the shape adaptation of the first limiting section 121 Portion 220, the first clamp handle 110 are plugged in the first slot 210.The profile of first lengthening handle 200 is substantially in quadrangular, an end End face be provided with the first slot 210, the other end is provided with senses the accommodating cavity 270 for surveying electric installation for accommodating.First slot 210 groove profile matches with the first clamp handle 110 of the first holder 100, and is further set on the wall of the first slot 210 There is metallic channel, the metallic channel connects with accommodating cavity 270.First auxiliary section 220 is substantially annular in shape, is connected to the first slot 210 Side is exported, and the center line of ring is approximately perpendicular to the first lengthening handle 200.The center of first auxiliary section 220 is through hole 240, is led to Axially arranged metallic channel 260 is provided with the inwall in hole 240, can be connected with the metallic channel 123 on the first holder 100. Being exported with the first slot 210 for first auxiliary section 220 is provided with depressed part 230 on adjacent end face, and depressed part 230 and One slot 210 connects.The other end of first auxiliary section 220 is provided with the hole that diameter is more than through hole 240, and the hole depth is less than logical The depth in hole 240, so as to form step surface 250 at first end of auxiliary section 220.

Second lengthening handle 400 is provided with the second slot and for being fitted with the shape of the second limiting section 321 on the second holder 300 The second auxiliary section 420 matched somebody with somebody, the second clamp handle 310 can be plugged in the second slot.Through hole 440 is provided with second auxiliary section 420 With depressed part 430.The shape of depressed part 430 is adapted with the second limiting section 321 on the second holder 300.Second lengthening handle 400 is essentially identical with the planform of the first lengthening handle 200, and difference is, is not provided with housing on the second lengthening handle 400 Wire casing is not provided with chamber, and the inwall of through hole 440.

First lengthening handle 200 and the second lengthening handle 400 can use the engineering plastics of high intensity to process, it is ensured that insulation And intensity.

First fixture 500 includes the first head 510 and the two parts of the first bar portion 520.First head 510 is socket cap, One end face is provided with interior hexagonal structure, and another end face connects the first bar portion 520.The outer surface of first bar portion 520 is provided with External screw thread.

Second fixture 600 includes the second head 610, the second bar portion 620 and screwed hole 621.Second head 610 is circle Column cap, an end face are provided with interior hexagonal structure, and another end face is connected with the second bar portion 620.The center of second bar portion 620 is The screwed hole 621 of insertion, it can be adapted to the first bar portion 520 of the first fixture 500.

Electric installation, including circuit board, inductive head and indicator lamp are surveyed in sensing, and it is electric current formed that inductive head is used for sensor wire Induced field, and the magnetic field sensed can be converted to electric current, electric installation will be surveyed in sensing will be sensed by battery and amplifying circuit Electric current caused by head is delivered to indicator lamp so that indicator lamp sends light indicating signal.Sensing survey electric installation in inductive head with First holder 100 electrically connects, and is connected to circuit board and indicator lamp by wire.Specifically, circuit board and inductive head can be set Put in the accommodating cavity 270 of the first lengthening handle 200, indicator lamp may be provided at the first holder 100 and the second holder 300 is cut with scissors One side in place is connect, and is covered and covered by diffuser 700.Between first auxiliary section 220 of the lengthening handle 200 of diffuser 700 and first Accommodating cavity is formed, indicator lamp may be disposed in accommodating cavity.The wire of indicator lamp can be by the metallic channel in the first slot 210, logical Metallic channel on metallic channel and the first holder 100 in hole 240 on first limiting section 121 is connected to the electricity in accommodating cavity 270 On the plate of road.Diffuser 700 is made up of semi transparent material, when indicator lamp exposes to 700 inner surface of diffuser, diffuser 700 By the part light scattering of indicator lamp to whole cover body, and make whole cover body relatively bright, enhance indicator function.

During assembling, the first holder 100 can be plugged in the first slot 210 of the first lengthening handle 200, the two formation One component.Equally, the second holder 300 can be plugged in the second slot of the second lengthening handle 400, forms the two another One widgets.The first axis hole 122 and the second axis hole 322 of the first holder 100 and the second holder 300 are alignd again, will First fixture 500 is inserted in the first axis hole 122 from the side of the first lengthening handle 200, and the second fixture 600 is added from second The side of long handle 400 is inserted in the second axis hole 322, and the first bar portion 520 of the first fixture 500 is screwed into the second fixation In the screwed hole 621 of part 600, assembling is completed.Above-mentioned assembling process can be quickly by the first clamping without bonding or insert injection moulding The lengthening handle 200 of part 100 and first is assembled to one, enormously simplify assembly technology.It is solid by the first fixture 500 and second Determine the detachably hinged connection realized between the first holder 100 and the second holder 300 that is fastenedly connected of part 600, letter It is single reliable, and be easy to repair.

Specifically, after the first holder 100 is inserted in the first slot 210 of the first lengthening handle 200, the first holder 100 The first limiting section 121 can be contained in the depressed part 230 in the first auxiliary section 220, the first auxiliary section 220 of ring-type can limit The length direction that the first holder 100 is made in the first lengthening handle 200 moves, and prevents the first lengthening handle 200 from coming off.Similarly, second Also the cooperation between the second auxiliary section 420 and the second limiting section 321 can be passed through between the lengthening handle 400 of holder 300 and second Prevent the second lengthening handle 400 from being come off from the second clamp handle 310.

Also, the first limiting section 121 of the first holder 100 is arranged at the first articulated section 120 so that first lengthens Length of fit increase between the clamp handle 110 of handle 200 and first, is shortened between on the premise of bonding strength that can be is constant Clamp handle length, material can be saved.Traditional cutting pliers, whole grip part are each made of a metal, and its appearance wraps up one layer of insulation Material, and cutting pliers provided by the invention, grip part made of nonmetallic materials extension bar and metal clamp handle assembling and Into metal material dosage can be reduced.For example, in another embodiment provided by the invention, the first holder 100 and second Holder 300 is made up of powder metallurgical technique, shortens the length of the first clamp handle 110 and the second clamp handle 310 and can drop significantly The dosage of low raw material, cost can be reduced.

Further, the end face on the first head 510 of the first fixture 500 can also be by the top bar of the first lengthening handle 200 Face 250 is pressed on the end face of the first limiting section 121 of the first holder 100 so that bonding strength therebetween is further Enhancing, enables to bear bigger load.Similarly, the end face on the second head 610 of the second fixture 600 can be by second Second auxiliary section 420 of lengthening handle 400 is pressed on the second limiting section 321 of the second holder 300, makes company therebetween Intensity is connect to further enhance.

In some alternative embodiments, the limiting section on the first holder 100 and the second holder 300 can also be set For depressed part, at the same the auxiliary section on the second holder 300 and the second lengthening handle 400 be arranged to can be adapted to depressed part it is convex Rise, can equally realize spacing between holder and lengthening handle, prevent lengthening handle from coming off.

In other alternative embodiments, the limiting section on the first holder 100 and the second holder 300 can not also It is arranged at the first articulated section 120 and the second articulated section 320, can also be arranged at the first clamp handle 110 and the second clamp handle 310.

The foregoing is only a specific embodiment of the invention, but protection scope of the present invention is not limited thereto, and appoints What those familiar with the art the invention discloses technical scope in, various equivalent modifications can be readily occurred in Or replace, these modifications or substitutions should be all included within the scope of the present invention.Therefore, protection scope of the present invention should It is defined by scope of the claims.

Claims

A kind of 1. cutting pliers, it is characterised in that including

First holder, including the first clamp handle, it is provided with the first limiting section for protruding/being depressed in first retainer surface；

Second holder, it is articulated and connected with first holder, including the second clamp handle, it is provided with and protrudes/be depressed in described Second limiting section of two retainer surfaces；

First lengthening handle, provided with the first slot and for the first auxiliary section with the first limiting section shape adaptation, described One clamp handle is plugged in first slot；And

Second lengthening handle, provided with the second slot and for the second auxiliary section with the second limiting section shape adaptation, described Two clamp handles are plugged in second slot.
2. cutting pliers according to claim 1, it is characterised in that

First holder is provided with the first articulated section for being hinged with second holder, and second holder is set It is equipped with the second articulated section for being hinged with first holder；

First limiting section is arranged at first articulated section, and/or, second limiting section is arranged at described second Articulated section.
3. cutting pliers according to claim 2, it is characterised in that first limiting section is be hinged to be arranged at described first The boss on portion surface, and/or, second limiting section is the boss for being arranged at second articulated section surface.
4. according to any described cutting pliers of claim 3, it is characterised in that first auxiliary section is can be with the described first limit Position portion forms the depressed part of shaft hole matching, and/or, second auxiliary section is that can form axis hole with second limiting section The depressed part of cooperation.
5. according to any described cutting pliers of claim 1-4, it is characterised in that

Also include being used to limit the first fixture that the first auxiliary section is moved along the rotation centerline direction being articulated and connected, and And/or person,

Also include being used to limit the second fixture that the second auxiliary section is moved along the rotation centerline direction being articulated and connected.
6. cutting pliers according to claim 5, it is characterised in that

First fixture includes the first bar portion and positioned at the first head of first one end of the rod, first auxiliary section Through hole, first bar portion and first articulated section and the through hole arranged coaxial are provided with, and first auxiliary section presss from both sides It is held between first head and first articulated section；And/or

Second auxiliary section is provided with through hole, second bar portion and second articulated section and second auxiliary section it is logical Hole arranged coaxial, and second auxiliary section is held between second head and second articulated section.
7. cutting pliers according to claim 6, it is characterised in that

First articulated section is provided with the first axis hole of insertion, and second articulated section is provided with the second axis hole of insertion, and First axis hole is coaxially disposed with second axis hole；

First bar portion of first fixture is plugged in first axis hole, and the second bar portion of second fixture is plugged in Second axis hole；

First bar portion be connected to second bar portion and by first holder, the second holder, the first auxiliary section and Second auxiliary section is held between first head and the second head.
8. according to any described cutting pliers of claim 1-7, it is characterised in that also include

Electric installation is surveyed in sensing, is arranged in first lengthening handle, including inductive head and indicator lamp, the inductive head and described the One holder electrically connects.
9. cutting pliers according to claim 8, it is characterised in that the indicator lamp is arranged at first auxiliary section.
10. cutting pliers according to claim 9, it is characterised in that also including diffuser, be arranged at first auxiliary section And accommodating cavity is formed between first auxiliary section, the indicator lamp is arranged in the accommodating cavity.