CN209158471U

CN209158471U - Removable clip and shield sheath and cutter with it

Info

Publication number: CN209158471U
Application number: CN201821751957.XU
Authority: CN
Inventors: 梁孝轩
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-10-26
Filing date: 2018-10-26
Publication date: 2019-07-26
Anticipated expiration: 2028-10-26

Abstract

The utility model provides a kind of removable clip, including the first clamp arm, the second clamp arm, linking arm and two bolt parts, the same end of linking arm connection the first clamp arm and the second clamp arm, perforation offers mounting portion in first clamp arm, mounting portion includes the mounting groove of several mounting holes and a strip, and the mounting groove of several mounting holes and strip is spaced apart along the length direction of the first clamp arm；Perforation offers screw escape groove in second clamp arm, and screw escape groove is connected with several mounting holes and/or mounting groove；Wherein a bolt part wears mounting groove, and another bolt part wears a wherein mounting hole.Above-mentioned removable clip, perforation offers the mounting groove of several mounting holes and a strip in its first clamp arm, in use, mounting groove can be aligned with two riveted holes on shield sheath respectively with a wherein mounting hole, in order to which removable clip and shield sheath are detachably connected by bolt part realization.The utility model also provides a kind of shield sheath and cutter using the removable clip.

Description

Removable clip and shield sheath and cutter with it

Technical field

The utility model relates to clips, and in particular to a kind of removable clip and shield sheath and cutter with it.

Background technique

Referring to Figure 1, the shield sheath 40 that existing market is fixed a cutting tool is equipped with several for riveting tightly shield sheath in shield 40 side of sheath 40 riveted holes 44, these riveted holes 44 can be used for wire rope handling, in order to carry.Part shield sheath 40 is equipped with fixed clip, this Clip and shield sheath 40 are non-disconnectable, influence appearance and using effect, and some clips can be split with shield sheath 40 from, but manufacturing cost compared with Height, installation form is relatively simple, and cannot be common on the shield sheath 40 of other products.Therefore, it is necessary to be added on shield sheath 40 A kind of removable clip is suitable for most of shield sheaths.

Utility model content

In view of the above problems, it is necessary to which a kind of removable clip suitable for most of shield sheaths is provided.

In order to achieve the above objectives, the technical scheme adopted by the utility model is

A kind of removable clip, including the first clamp arm, the second clamp arm and linking arm, first clamp arm and second folder Arm is oppositely arranged, and the linking arm connects the same end of first clamp arm Yu second clamp arm, is passed through in first clamp arm It opens up and is equipped at least one set of mounting portion, each group of mounting portion includes the mounting groove of several mounting holes and a strip, several installations The mounting groove of hole and the strip is spaced apart along the length direction of first clamp arm, the length direction of the mounting groove with The length direction of first clamp arm is parallel；Perforation offers screw escape groove, the screw escape groove in second clamp arm It is connected with several mounting holes and/or the mounting groove；The removable clip further includes two bolt parts, wherein a bolt part The mounting groove of wherein one group of mounting portion is worn, another bolt part wears a wherein mounting hole.

Further, the first clamp arm is tabular, and the length of first clamp arm is greater than second clamp arm, Ruo Ganan The hole mounting groove is filled close to the linking arm, the screw escape groove is strip, and the screw escape groove face is several Mounting hole is simultaneously connected to the mounting hole, and one end of the mounting groove is located at the screw escape groove and is projected in first clamp arm In the drop shadow spread of formation, and it is connected to the screw escape groove；The other end of the mounting groove extends to first clamp arm Outside the space formed with second clamp arm.

Further, the quantity of several mounting holes is six, and six mounting holes are between the length direction of first clamp arm Every arrangement.

Further, first clamp arm, second clamp arm and the linking arm are that metal material is made.

Further, second clamp arm includes sequentially connected ontology, clamping part and pulling part, and the ontology is far from institute The side for stating clamping part is connect with the linking arm, and the clamping part is the cambered plate recessed towards first clamp arm, and institute The cambered surface vertex for stating clamping part is in contact with first clamp arm；The screw escape groove extends to the clamping from the ontology Portion.

Further, perforation offers two groups of group mounting portions in first clamp arm, and two groups of group mounting portion parallel intervals are set It sets.

Further, the utility model also provides a kind of shield sheath, and compartment of terrain offers several riveted holes, institute on the shield sheath It states and is additionally provided with removable clip on shield sheath, the removable clip includes the first clamp arm, the second clamp arm, linking arm and two bolts Part, first clamp arm are oppositely arranged with second clamp arm, and the linking arm connects first clamp arm and second folder The same end of arm, perforation offers at least one set of mounting portion in first clamp arm, and each group of mounting portion includes several mounting holes And one strip mounting groove, the mounting groove of several mounting holes and the strip is along the length direction interval of first clamp arm Distribution, the length direction of the mounting groove are parallel with the length direction of first clamp arm；It penetrates through and opens up in second clamp arm There is screw escape groove, the screw escape groove is connected with several mounting holes and/or the mounting groove；Wherein a bolt part is worn The wherein mounting groove of one group of mounting portion and the wherein riveted holes, another bolt part wear wherein a mounting hole with it is another The removable clip and the shield sheath are removably joined together by the riveted holes.

Further, each bolt part includes screw and nut, and the screw includes head of screw and connects with the head of screw The screw rod connect, the nut include flange and the Nut column for being connected to the flange side, are offered in the Nut column and institute The inner bolt hole that screw rod is used cooperatively is stated, the Nut column of two bolt parts wears two riveted holes respectively, wherein the spiral shell of a bolt part Oncomelania bar wears the mounting hole and is spirally connected with the inner bolt hole of corresponding Nut column, and the screw screw rod of another bolt part wears the peace Tankage is simultaneously spirally connected with the inner bolt hole of corresponding Nut column, and the nut flange is resisted against the shield sheath backwards to the removable clip Side, the head of screw are resisted against side of first clamp arm towards second clamp arm, the width of the screw escape groove Greater than the head of screw outer diameter of the screw.

Further, the removable clip further includes two cushion rubber pads, and two cushion rubber pads are socketed in two bolts respectively Outside the screw rod of part, side of the opposite end surface of each cushion rubber pad respectively with the first clamp arm and shield sheath offsets.

The utility model also provides a kind of cutter with above-mentioned shield sheath.

Due to the adoption of the above technical scheme, the utility model has the following beneficial effects:

1, above-mentioned removable clip, perforation offers mounting portion in the first clamp arm, mounting portion include several mounting holes and The mounting groove of one strip, in use, mounting groove can be aligned with two riveted holes on shield sheath respectively with a wherein mounting hole, In order to which removable clip and shield sheath are detachably connected by bolt part realization.Meanwhile passing through mounting hole and strip mounting groove Cooperation, additionally it is possible to the distance between two bolt parts are adjusted so that the removable clip can have difference It is installed on the shield sheath of riveted holes pitch-row, is suitable for most of shield sheaths.

2, above-mentioned removable clip, perforation offers the mounting portion of two groups of parallel intervals setting in the first clamp arm, leads to Crossing two groups of mounting portions installs removable clip with multiple combinations form, to be suitable for different carrying modes.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of cutter in the prior art.

Fig. 2 is the structural schematic diagram of cutter in the utility model first embodiment.

Fig. 3 is the rearview of cutter shown in Fig. 2.

Fig. 4 is the top view of cutter shown in Fig. 2.

Three-dimensional structure diagram of the Fig. 5 for removable clip in cutter shown in Fig. 2 at another visual angle.

Fig. 6 is the optical cable of removable clip shown in Fig. 5.

Fig. 7 is the three-dimensional structure diagram that removable clip omits after bolt part shown in Fig. 5.

Fig. 8 is the top view of Fig. 7.

Fig. 9 is the main view of Fig. 7.

Figure 10 is the schematic perspective view of removable clip in the utility model second embodiment.

Figure 11 is the top view of removable clip shown in Figure 10.

Figure 12 is use state when the opposite shield sheath of removable clip is transversely mounted in the utility model second embodiment Figure.

Figure 13 is use state when the opposite shield sheath of removable clip is vertically installed in the utility model second embodiment Figure.

Figure 14 is use state when the opposite shield sheath of removable clip is diagonally-installed in the utility model second embodiment Figure.

Figure 15 is the top view of Figure 12.

Figure 16 is that removable clip is installed on usage state diagram when protecting the sheath back side in another embodiment of the utility model.

Main element symbol description

100- cutter, 2,20- cutter hub, 4,40- shield sheath, 42,44- riveted holes, the removable clip of 6,7-, the first clamp arm of 62-, The second clamp arm of 63-, 631- ontology, 634- clamping part, 636- pulling part, 64- linking arm, 65- bolt part, 651- screw, 652- Nut, 653- head of screw, 654- screw rod, 655- flange, 656- Nut column, 657- inner bolt hole, 60- mounting portion, 66- mounting hole, 67- mounting groove, 68- screw escape groove, 8- cushion rubber pad.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

It should be noted that it can be directly on another component when component is referred to as " being fixed on " another component Or there may also be components placed in the middle.When a component is considered as " connection " another component, it, which can be, is directly connected to To another component or it may be simultaneously present component placed in the middle.When a component is considered as " being set to " another component, it It can be and be set up directly on another component or may be simultaneously present component placed in the middle.Term as used herein is " vertical ", " horizontal ", "left", "right" and similar statement for illustrative purposes only.

Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term " and or " used herein includes Any and all combinations of one or more related listed items.

Refer to Fig. 2, the utility model first embodiment provides a kind of cutter 100, including cutter hub 2, shield sheath 4 and removable Formula clip 6.Shield sheath 4 is removably set in outside cutter hub 2, and removable clip 6 is removably installed on shield sheath 4, in order to knife The carrying of tool 100.

The edge compartment of terrain of shield sheath 4 offers several for riveting tightly the riveted holes 42 of shield sheath 4.Extremely please also refer to Fig. 3 Fig. 9, removable clip 6 include the first clamp arm 62, the second clamp arm 63, linking arm 64 and two bolt parts 65.Second clamp arm 63 with First clamp arm 62 is oppositely arranged, and linking arm 64 connects the same end of the first clamp arm 62 and the second clamp arm 63.It is passed through in first clamp arm 62 It opens up and is equipped with one group of mounting portion 60, mounting portion 60 includes the mounting groove 67 of several mounting holes 66 and a strip, several mounting holes 66 and the mounting groove 67 of strip be spaced apart along the length direction of the first clamp arm 62, the length direction of mounting groove 67 and the first folder The length direction of arm 62 is parallel.Perforation offers screw escape groove 68, screw escape groove 68 and several installations in second clamp arm 63 Hole 66 is connected with mounting groove 67.Wherein a bolt part 65 wears mounting groove 67 and wherein a riveted holes 42, another bolt part 65 Wherein a mounting hole 66 and another riveted holes 42 are worn, removable clip 6 and shield sheath 4 are removably joined together.

In the present embodiment, the first clamp arm 62 is tabular, and the length of the first clamp arm 62 is greater than the second clamp arm 63.If Dry mounting hole 66 is compared with mounting groove 67 close to linking arm 64.Specifically, the quantity of several mounting holes 66 is six, six mounting holes 66 Length direction along the first clamp arm 62 is intervally arranged.It is appreciated that the quantity of mounting hole 66 also can according to need and be set as it His number.Second clamp arm 63 includes sequentially connected ontology 631, clamping part 634 and pulling part 636.Ontology 631 is far from clamping part 634 side is connect with linking arm 64, the cambered plate recessed for the first clamp arm 62 of direction of clamping part 634, and the arc of clamping part 634 Vertex of surface is in contact with the first clamp arm 62.Screw escape groove 68 extends to clamping part 634 from ontology 631.In the present embodiment, Screw escape groove 68 is strip, and several mounting holes 66 of 68 face of screw escape groove are simultaneously connected to mounting hole 66, mounting groove 67 One end is located at screw escape groove 68 and is projected in the drop shadow spread of the first clamp arm 62 formation, and is connected to screw escape groove 68；Peace The other end of tankage 67 extends to outside the space that the first clamp arm 62 and the second clamp arm 63 are formed.

In the present embodiment, each bolt part 65 includes screw 651 and nut 652.Screw 651 includes head of screw 653 And the screw rod 654 connecting with head of screw 653, nut 652 include flange 655 and are connected to the Nut column 656 of 655 side of flange, The inner bolt hole 657 being used cooperatively with screw rod 654 is offered in Nut column 656.The Nut column 656 of two bolt parts 65 is worn respectively Protect two riveted holes 42 on sheath 4.Wherein 651 screw rod 654 of screw of a bolt part 65 wear a wherein mounting hole 66 and with it is right Answer the inner bolt hole 657 of Nut column 656 to be spirally connected, 651 screw rod 654 of screw of another bolt part 65 wear mounting groove 67 and with corresponding spiral shell The inner bolt hole 657 of female column 656 is spirally connected.652 flange 655 of nut is resisted against shield sheath 4 backwards to the side of removable clip 6, head of screw 653 are resisted against side of first clamp arm 62 towards the second clamp arm 63, to pass through screw 651 and nut 652 for the removable clip 6 It is clamped on shield sheath 4.The width of screw escape groove 68 is greater than 653 outer diameter of head of screw of screw 651, in order to which screw 651 passes through.

Preferably, the first clamp arm 62, the second clamp arm 63 and linking arm 64 are that metal material is made, so that removable Clip 6 has preferably elasticity.

It, will be on wherein a mounting hole 66 and shield sheath 4 according to the default installation site of clip when removable clip 6 is installed One riveted holes 42 is aligned, and judges that can mounting groove 67 be aligned with the other riveted holes 42 on shield sheath 4, if it is not, then can basis An other riveted holes 42 mobile removable clip 6 at a distance from mounting groove 67, until mounting groove 67 and wherein 66 energy of a mounting hole It is enough to be aligned respectively with two riveted holes 42 on shield sheath 4.Wherein mounting groove 67 and wherein a riveted holes will be worn by a bolt part 65 42, another bolt part 65 wears mounting hole 66 and another riveted holes 42, and removable clip 6 and shield sheath 4 is detachably connected Together, specifically: the Nut column 656 of nut 652 in bolt part 65 is plugged in corresponding riveted holes 42, so that nut 652 flange 655 is connected to shield sheath 4 on the side of removable clip 6；Screw 651 in bolt part 65 is successively worn Screw escape groove 68, mounting hole 66 are simultaneously spirally connected with the inner bolt hole 657 of corresponding Nut column 656, so that head of screw 653 is connected to first Clamp arm 62 is backwards to the side of 652 flange 655 of nut.The installation of another bolt part 65 is roughly the same with above-mentioned steps, difference Be, another bolt part 65 be the screw 651 in bolt part 65 is successively worn screw escape groove 68, mounting groove 67 and with it is corresponding The inner bolt hole 657 of Nut column 656 is spirally connected.Removable clip 6 can be stably installed to shield sheath 4 by two bolt parts 65 On.

When needing to carry cutter 100, cutter 100 can be put in the pocket of trousers, clothes etc., removable clip 6 Outwardly, clothing is clamped, the folder method of similar pen pen clip can also be buckled on belt, by the removable clip 6 inwardly at this point, knife Tool 100 is outwardly.When not needing to carry cutter 100, can looser a bolt part 65, which is removed from shield sheath 4, Will not have an impact to the appearance of shield sheath 4.

It is appreciated that the quantity of mounting portion 60 is not limited to present embodiment, please referring also to Figure 10 and Figure 11, originally practical new Type second embodiment provides a kind of removable clip 7, and the structure of removable clip 6 is substantially in structure and first embodiment It is identical, the difference is that: in the present embodiment, perforation offers two groups of installations in the first clamp arm 62 of removable clip 7 Portion 60, two groups of 60 parallel interval of mounting portion settings a, wherein bolt part 65 wears the mounting groove 67 of wherein one group of mounting portion 60, separately One bolt part 65 wears a wherein mounting hole 66.Corresponding two groups of mounting portions 60 perforation is opened up in first clamp arm 63 keeps away there are two screw Allow slot 68, each screw escape groove 68 is aligned with corresponding mounting portion 60.Make the removable clip by two groups of mounting portions 60 Different Installation postures can be selected according to different Carriages, using more convenient.For example, referring to Figure 12, it is removable The use state that the opposite shield sheath 4 of clip 7 is transversely mounted, at this point, wherein a bolt part 65 wears the peace of wherein one group of mounting portion 60 Tankage 67 and wherein a riveted holes 42, another bolt part 65 wear a wherein mounting hole 66 in same group of mounting portion 60 with it is another Riveted holes 42.Referring to Figure 13, for the use state that the opposite shield sheath 4 of removable clip 7 is vertically installed, at this point, a wherein spiral shell Spigot 65 wears the mounting groove 67 of wherein one group of mounting portion 60 and wherein a riveted holes 42, another bolt part 65 wear same group of peace Wherein a mounting hole 66 and another riveted holes 42 in dress portion 60.Referring to Figure 14, it is oblique for the opposite shield sheath 4 of removable clip 7 To the use state of installation, at this point, mounting groove 67 that wherein a bolt part 65 wears wherein one group of mounting portion 60 and a wherein riveting Hole 42 is connect, another bolt part 65 wears the wherein mounting hole 66 in another group of mounting portion 60 and another riveted holes on shield sheath 4 42。

Referring to Figure 15, in the present embodiment, removable clip 6 further includes two cushion rubber pads 8, and two cushion rubbers pad 8 points Be not socketed in outside the screw rod 654 of two bolt parts 65, the opposite end surface of each cushion rubber pad 8 respectively with the first clamp arm 62 and shield sheath 4 side offsets.The first clamp arm 62 can be prevented with shield sheath 4 due to surface abrasion caused by contacting by cushion rubber pad 8.

It is appreciated that removable clip 6,7 can according to need the other side for being mounted on shield sheath 4.Figure 16 is removable folder Button 7 is mounted on the situation at shield 4 back side of sheath, that is, removable clip 7 is distinguished with clip 7 removable in second embodiment in Figure 16 It is mounted on the opposite sides of shield sheath 4.

It is appreciated that the quantity of screw escape groove 68 may also be only one when 60 quantity of mounting portion is two or more It is a, at this point, screw escape groove 68 is aligned with several mounting portions 60.

Above-mentioned removable clip 6,7, it is simple and practical, suitable mounting hole 66 can be selected according to the pitch-row of different riveted holes 42 It is installed, is suitable for most of shield sheaths.Second clamp arm 63 includes sequentially connected ontology 631, clamping part 634 and pulling part 636, the cambered plate recessed for the first clamp arm 62 of direction of clamping part 634, and the cambered surface vertex of clamping part 634 and 62 phase of the first clamp arm Contact, so that the clamping of the removable clip 6 is more firm.One end of mounting groove 67 is located at screw escape groove 68 and is projected in It is connected in the drop shadow spread that one clamp arm 62 is formed and with screw escape groove 68, distance between two bolt parts 65 can be more conducive to Adjustment.

It is appreciated that removable clip 6,7 is not exclusively for use on the shield sheath 4 of cutter 100, can also be common on the market its He is with porose shield sheath 4.

It is appreciated that screw escape groove 68 can also be only connected to several mounting holes 66.It is appreciated that in other embodiment party In formula, mounting groove 67 can also be arranged in the first clamp arm 62 close to one end of linking arm 64, screw escape groove 68 can also be only It is connected to mounting groove 67.

Above description is the detailed description for the preferable possible embodiments of the utility model, but embodiment is not limited to The patent claim of the utility model, the same changes or modifications completed under technical spirit suggested by all the utility model Change, should belong to the covered the scope of the patents of the utility model.

Claims

1. a kind of removable clip, including the first clamp arm, the second clamp arm and linking arm, first clamp arm and second clamp arm It is oppositely arranged, the linking arm connects the same end of first clamp arm Yu second clamp arm, it is characterised in that: described first Perforation offers at least one set of mounting portion in clamp arm, and each group of mounting portion includes the mounting groove of several mounting holes and a strip, The mounting groove of several mounting holes and the strip is spaced apart along the length direction of first clamp arm, the length of the mounting groove It is parallel with the length direction of first clamp arm to spend direction；Perforation offers screw escape groove, the spiral shell in second clamp arm Nail escape groove is connected with several mounting holes and/or the mounting groove；The removable clip further includes two bolt parts, wherein One bolt part wears the mounting groove of wherein one group of mounting portion, and another bolt part wears a wherein mounting hole.

2. removable clip as described in claim 1, it is characterised in that: the first clamp arm is tabular, and first clamp arm Length be greater than second clamp arm, several mounting hole mounting grooves are close to the linking arm, the screw escape groove Strip, several mounting holes of the screw escape groove face are simultaneously connected to the mounting hole, and one end of the mounting groove is located at institute It states screw escape groove to be projected in the drop shadow spread that first clamp arm is formed, and is connected to the screw escape groove；The peace The other end of tankage extends to outside the space that first clamp arm and second clamp arm are formed.

3. removable clip as described in claim 1, it is characterised in that: second clamp arm include sequentially connected ontology, Clamping part and pulling part, side of the ontology far from the clamping part are connect with the linking arm, and the clamping part is direction The recessed cambered plate of first clamp arm, and the cambered surface vertex of the clamping part is in contact with first clamp arm；The screw Escape groove extends to the clamping part from the ontology.

4. removable clip as described in claim 1, it is characterised in that: each bolt part includes screw and nut, the spiral shell Nail includes head of screw and the screw rod connecting with the head of screw, and the nut includes flange and the spiral shell for being connected to the flange side Female column offers the inner bolt hole being used cooperatively with the screw rod in the Nut column；Wherein the screw screw rod of a bolt part is worn The mounting hole is simultaneously spirally connected with the inner bolt hole of corresponding Nut column, the screw screw rod of another bolt part wear the mounting groove and with it is right The inner bolt hole of Nut column is answered to be spirally connected, the nut flange is located at the opposite sides of first clamp arm with the head of screw, The width of the screw escape groove is greater than the head of screw outer diameter of the screw.

5. removable clip as claimed in claim 4, it is characterised in that: the removable clip further includes two cushion rubber pads, Two cushion rubber pads are socketed in respectively outside the screw rod of two bolt parts.

6. removable clip as described in claim 1, it is characterised in that: perforation offers described in two groups in first clamp arm Mounting portion, two groups of mounting portion parallel interval settings.

7. a kind of shield sheath, compartment of terrain offers several riveted holes on the shield sheath, it is characterised in that: being additionally provided on the shield sheath can Tear formula clip open, the removable clip includes the first clamp arm, the second clamp arm, linking arm and two bolt parts, first clamp arm It is oppositely arranged with second clamp arm, the linking arm connects the same end of first clamp arm Yu second clamp arm, described Perforation offers at least one set of mounting portion in first clamp arm, and each group of mounting portion includes the installation of several mounting holes and a strip The mounting groove of slot, several mounting holes and the strip is spaced apart along the length direction of first clamp arm, the mounting groove Length direction it is parallel with the length direction of first clamp arm；Perforation offers screw escape groove, institute in second clamp arm Screw escape groove is stated to be connected with several mounting holes and/or the mounting groove；Wherein a bolt part wears wherein one group of mounting portion The mounting groove and wherein riveted holes, another bolt part wears a wherein mounting hole and another riveted holes, with The removable clip and the shield sheath are removably joined together.

8. shield sheath as claimed in claim 7, it is characterised in that: each bolt part includes screw and nut, and the screw includes Head of screw and the screw rod connecting with the head of screw, the nut include flange and the Nut column for being connected to the flange side, The inner bolt hole being used cooperatively with the screw rod is offered in the Nut column, the Nut column of two bolt parts wears two rivetings respectively Hole is connect, wherein the screw screw rod of a bolt part wears the mounting hole and is spirally connected with the inner bolt hole of corresponding Nut column, another bolt The screw screw rod of part wears the mounting groove and is spirally connected with the inner bolt hole of corresponding Nut column, and the nut flange is resisted against the shield For sheath backwards to the side of the removable clip, the head of screw is resisted against side of first clamp arm towards second clamp arm Face, the width of the screw escape groove are greater than the head of screw outer diameter of the screw.

9. shield sheath as claimed in claim 8, it is characterised in that: the removable clip further includes two cushion rubber pads, two glue Circle pad is socketed in respectively outside the screw rod of two bolt parts, the opposite end surface of each cushion rubber pad respectively with the first clamp arm and shield sheath Side offsets.

10. a kind of with the cutter for protecting sheath as described in claim 7-9 is any.