CN213182134U - Split type optical cable sheath hooping device - Google Patents

Abstract

The utility model discloses a split type optical cable sheath tightening device, which comprises a connecting seat, a tightening device and a tightening device, wherein the connecting seat comprises a through hole longitudinally arranged in the connecting seat; one end of the elastic cantilever is connected with the connecting seat, the other end of the elastic cantilever is provided with a hoop, a clamping and stopping piece is arranged on the hoop, and the optical cable is arranged in the middle of the hoop; the utility model discloses can realize fastening the quick components of a whole that can function independently semicircle clamp of optical cable crust, when having avoided current optical cable crust fixed, need the not used repeatedly that specialized tool crimping brought or be difficult to open used repeatedly, perhaps integrative clamp is difficult for production, is difficult for pinching and the problem of dismantling. Furthermore, the utility model discloses the dismouting of can being convenient for fiber connector's on-the-spot assembly or dismantlement process are more simple, swift, have improved work efficiency.

Description

Split type optical cable sheath hooping device

Technical Field

The utility model relates to an optical cable connection technical field, especially a split type optical cable crust cramping apparatus.

Background

The split optical cable sheath tightening device is generally matched with a main body structure of an optical fiber field connector for use and becomes a component of the optical fiber field connector, and the optical fiber field connector realizes the quick termination of an optical cable by compressing a bare fiber inserted into the optical fiber field connector. Generally, an indoor optical cable is composed of an outer sheath (sheath), a reinforcing wire (aramid or kevlar), a tight coating (tight jacket), and a bare fiber, a V-groove pressing device for pressing the bare fiber and/or a holding device for fixing the tight coating are designed in an optical fiber field connector, and a fixing device of the outer sheath of the optical cable is connected by a split optical cable outer sheath clamping device.

At present, the optical cable sheath hooping device on the market mostly adopts metal sleeve crimping, joint or do not have several fixed modes, because metal crimping is fixed with for disposable, can not used repeatedly, and the joint mode is not firm just difficult dismantlement, and do not have fixed mode to adopt extension sheath protection, the occupation space of whole connector has been increased, the optical fiber sheath twists reverse easily when drawing the jump-connection, the disconnected fine risk is high, optical cable sheath fastening operation is complicated in addition, need the crimping pincers, or special operation frock, the operation is complicated, be unfavorable for the convenient operation of an organic whole constructor, the market urgently needs a convenient operation, the fixed reliable product of optical cable sheath.

SUMMERY OF THE UTILITY MODEL

This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.

In view of the problems existing in the prior art, the utility model discloses a.

Therefore, one of the objects of the present invention is to provide a split-type optical cable sheath tightening device, which can solve the problem of insufficient clamping force of the existing optical cable joint connection.

In order to solve the technical problem, the utility model provides a following technical scheme: a split type optical cable sheath tightening device comprises a connecting seat, a tightening device and a tightening device, wherein the connecting seat comprises a through hole longitudinally arranged in the connecting seat;

elastic cantilever, elastic cantilever one end with the connecting seat is connected, the elastic cantilever other end is provided with the clamp, be provided with on the clamp and block the piece, the optical cable set up in the middle of the clamp.

As a split type optical cable crust cramping arrangement's an preferred scheme, wherein: the clamping stop piece comprises an opening formed in the hoop and a stop block, wherein one end of the stop block is fixed to the opening.

As a split type optical cable crust cramping arrangement's an preferred scheme, wherein: the inner side of the stop block is provided with a bulge, and the thickness of the stop block is larger than the width of the opening.

As a split type optical cable crust cramping arrangement's an preferred scheme, wherein: the clamping stop piece is a conical block arranged on the inner side of the hoop.

As a split type optical cable crust cramping arrangement's an preferred scheme, wherein: the end part of the elastic cantilever is provided with a connector which is arranged in the through hole;

the connecting seat is provided with a window, the connecting head is provided with an outer buckle, and the outer buckle is clamped with the window.

As a split type optical cable crust cramping arrangement's an preferred scheme, wherein: the connector is a circular ring with a notch;

the outer buckle comprises a containing position and an elastic clamping block, wherein the containing position is arranged on the connector, one end of the elastic clamping block is fixed in the containing position, and the size of the elastic clamping block is smaller than that of the containing position.

As a split type optical cable crust cramping arrangement's an preferred scheme, wherein: the accommodating position is a hole or a groove which is formed from the outer side of the connector to the inner side.

As a split type optical cable crust cramping arrangement's an preferred scheme, wherein: the window is a hole or a groove which is arranged on the connecting seat and matched with the end part of the elastic clamping block.

As a split type optical cable crust cramping arrangement's an preferred scheme, wherein: an open ring is arranged at the end part of the elastic cantilever and is arranged in the through hole;

the rear part of the through hole forms an opening section, the inner side wall of the opening section forms a horn shape which is opened backwards, the inner diameter of the outer end of the opening section is larger than that of the inner end of the opening section, and a conical surface is formed.

As a split type optical cable crust cramping arrangement's an preferred scheme, wherein: the front end of the flaring section is recessed inwards to form a fixed cavity for fixing the open ring, and the inner diameter of the fixed cavity is larger than that of the inner end of the flaring section.

As a split type optical cable crust cramping arrangement's an preferred scheme, wherein: also comprises a tail sleeve which is arranged at the tail end of the tail sleeve,

the tail sleeve is internally provided with a limiting cavity with two through ends; the limiting cavity can be sleeved on the periphery of the clamp, and the peripheral outline of the clamp is matched with the inner side wall of the limiting cavity.

As a split type optical cable crust cramping arrangement's an preferred scheme, wherein: the inside both ends of clamp are provided with the hoop and follow.

The utility model has the advantages that: the utility model discloses can realize fastening the quick components of a whole that can function independently semicircle clamp of optical cable crust, when having avoided current optical cable crust fixed, need the not used repeatedly that specialized tool crimping brought or be difficult to open used repeatedly, perhaps integrative clamp is difficult for production, is difficult for pinching and the problem of dismantling. Furthermore, the utility model discloses the dismouting of can being convenient for fiber connector's on-the-spot assembly or dismantlement process are more simple, swift, have improved work efficiency.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor. Wherein:

fig. 1 is a schematic view of an overall assembly structure of a split cable sheath tightening device according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a connection seat in the split optical cable sheath tightening device according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of an elastic cantilever in the split optical cable sheath tightening device according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a stopping member in the split optical cable sheath tightening device according to an embodiment of the present invention;

fig. 5 is a schematic structural view of a clamp in the split optical cable sheath tightening device according to an embodiment of the present invention;

fig. 6 is a schematic structural view of the arrangement of the window on the connecting seat in the split optical cable sheath tightening device according to an embodiment of the present invention;

fig. 7 is a schematic structural view of an outer buckle in the split optical cable sheath tightening device according to an embodiment of the present invention;

fig. 8 is a schematic diagram illustrating a structural comparison when the accommodating positions of the split optical cable sheath tightening device are holes and grooves according to an embodiment of the present invention;

fig. 9 is a schematic view illustrating a connection comparison between a window and an elastic clamping block when the window is a hole or a groove in the split optical cable sheath tightening device according to an embodiment of the present invention;

fig. 10 is a schematic structural view of an open loop in the split cable sheath gripping device according to an embodiment of the present invention;

fig. 11 is a schematic view of an internal structure of a connection seat in a split cable sheath tightening device according to an embodiment of the present invention;

fig. 12 is a schematic structural view of a tail sleeve in the split cable sheath tightening device according to an embodiment of the present invention.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanying the present invention are described in detail below with reference to the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways different from the specific details set forth herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Furthermore, the references herein to "one embodiment" or "an embodiment" refer to a particular feature, structure, or characteristic that may be included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.

As shown in fig. 1-5, the utility model provides a split type optical cable crust cramping device, it can be connected with the head main part cooperation among the current optic fibre field connection ware (optic fibre quick connector), forms a neotype fiber connector, realizes the quick one-tenth end of indoor optical cable 400, and its dismouting of can being convenient for fiber connector's field assembly or dismantlement process are more simple, swift, have improved work efficiency.

The indoor optical cable 400 comprises a bare fiber 401, a tight cladding 402, a reinforcing wire 403 and an outer sheath 404 which are wrapped layer by layer from outside to inside; before the optical cable is finished, the end of the indoor optical cable 400 needs to be stripped (including stripping the outer ends of the sheath 404 and the tight-buffered layer 402) so that the reinforcing wire 403 and part of the end of the tight-buffered layer 402 are exposed out of the sheath 404 and part of the end of the bare fiber 401 is exposed out of the tight-buffered layer 402. The reinforcing wire 403 and the outer sheath 404 are fixed by the split optical cable sheath tightening device, and the tight-buffered layer 402 and the bare fiber 401 therein are inserted into the head body of the optical fiber field connector for fixation, and finally, the split optical cable sheath tightening device can be used as a component of the optical fiber field connector.

A split cable sheath tightening device comprises a connecting seat 100, a connecting rod and a tightening rod, wherein the connecting seat comprises a through hole 101 longitudinally arranged in the connecting seat; elastic cantilever 200, elastic cantilever 200 one end is connected with connecting seat 100, and the elastic cantilever 200 other end is provided with clamp 202, is provided with clamping stop 203 on clamp 202, and the optical cable sets up in the middle of clamp 202.

The retainer 203 includes an opening 203a provided in the yoke 202 and a stopper 203b having one end fixed to the opening 203 a.

The elastic cantilever can be plastically deformed into a directional bending arm according to the outgoing line direction.

The clamp 202 is a semicircular structure, and the two semicircular clamps 202 jointly form a structure capable of wrapping and clamping the optical cable, and the structure can be deformed to adapt to optical cables with different diameters.

The tail sleeve 300 is further included, and a limiting chamber 301 with two through ends is arranged in the tail sleeve 300; the confinement chamber 301 can be nested around the periphery of the collar 202, with the peripheral contour of the collar 202 fitting to the inner side wall of the confinement chamber 301.

Boot 300 serves to protect the cable at band 202 and also serves as a lateral restraint and stop for the embedded securement of sheath 404 within band 202. Specifically, the tail sleeve 300 is internally provided with a limiting chamber 301 with two through ends, and the peripheral contour of the hoop 202 is matched with the inner side wall of the limiting chamber 301. After the sheath 404 is embedded into the clamp 202, the limiting chamber 301 can be sleeved on the periphery of the clamp 202 to form a coating, so that the sheath 404 and the clamp 202 are firmly fixed, and meanwhile, the clamping force change caused by the hardness of the sheath 404 when the temperature of the indoor optical cable 400 changes.

The hoops 202 are in a semicircular structure, and a certain gap is formed between the two hoops 202, so that the two hoops can be close to each other when being extruded together, and the space range enclosed by the two hoops is reduced.

The clamp 202 is matched with the tail sleeve 300 for use, the optical cable 400 is embedded into a space defined by the clamp 202 for coating, and after the clamp 202 is embedded into the limiting chamber 301, the clamp 202 is limited by the tail sleeve 300 to be close to the middle, and the outer skin 404 is squeezed and clamped.

The two ends of the inner part of the hoop 202 are provided with hoop edges 202 a; the band 202a is the primary interface with the skin 404, holding the skin 404.

The stop 203b is adapted to engage the sheath 404 when the band 202 is inwardly tightened to enhance the tightening force.

As for the structure of the stopper 203b, the following two embodiments are provided:

example 1

Referring to fig. 4, in this embodiment, a protrusion is disposed inside the stop 203b, the thickness of the stop 203b is greater than the width of the opening 203a, the joint between the stop 203b and the opening 203a is made of an elastic material, which can deform to a certain extent, and in an initial state, a part of the stop 203b protrudes outside the opening 203 a; when the clip 202 is constricted to the middle by the tail sleeve 300, the stop 203b is also pressed into the opening 203a by the tail sleeve 300, and the protrusion on the inner side of the stop 203b is embedded into the outer cover 404.

Example 2

Referring to fig. 5, the present embodiment is different from the above embodiments in that the locking piece 203 is a tapered block provided inside the band 202.

The structure of a single hoop 202 and the structural schematic of the internal taper blocks are shown in the figure, and it should be noted that the number of the taper blocks can be set according to actual requirements, and theoretically, the more the number is, the greater the restraining force is; when the hoop 202 is embedded in the tail sleeve 300 and is pressed and contracted by the tail sleeve 300 towards the middle, the conical block inside the hoop is embedded in the outer skin 404.

One end of the elastic cantilever 200 is matched with the tail sleeve 300 to clamp and fix the optical cable 400, specifically, the sheath 404, with the other end being connected and fixed with the connecting seat 100, which may be an integrally formed structure or an assembled structure, and obviously, the assembled structure is more favorable for production and use, so there are two embodiments for the structure as follows:

example 3

Referring to fig. 6 to 9, the present embodiment is different from the above embodiments in that a connector 201 is disposed at an end of the elastic cantilever 200, and the connector 201 is disposed in the through hole 101;

the connecting seat 100 is provided with a window 102, the connecting head 201 is provided with an outer buckle 204, and the outer buckle 204 is clamped with the window 102.

The connector 201 is a circular ring with a notch; by the structure, the size of the through hole 101 can be adapted to when the through hole 101 is embedded, the size of a gap on the connector 201 is reduced by the compression deformation of the through hole, and the space coated inside the connector 201 is reduced by compression.

The external buckle 204 includes a containing position 201a disposed on the connecting head 201 and an elastic latch 201b with one end fixed in the containing position 201a, and the size of the elastic latch 201b is smaller than that of the containing position 201 a.

In the assembling process of the connector 201 and the connecting seat 100, the connector 201 is pressed into the through hole 101, the elastic latch 201b is pressed into the accommodating position 201a under the extrusion of the side wall of the through hole 101, and continues to go deep until the position of the elastic latch 201b corresponds to the position of the window 102, the return end of the elastic latch 201b enters the window 102 and is clamped with the window 102 to form a barb structure, and at the moment, when the connector 201 and the connecting seat 100 are reversely applied with force to separate the connector 201 and the connecting seat 100, the elastic latch 201b is difficult to separate from the window 102 due to the clamping structure of the elastic latch 201b and the window 102, so that connection.

As shown in fig. 8 (1), the accommodating portion 201a has a hole structure opened from the outer side to the inner side of the connecting head 201;

as shown in fig. 8 (2), the receiving portion 201a has a groove structure opened from the outer side to the inner side of the connection head 201.

As shown in fig. 9 (1), an assembly structure diagram is shown when the window 102 is a hole structure disposed on the connection holder 100 and engaged with the end of the elastic latch 201b, and the end of the elastic latch 201b is inserted therein;

as shown in (2) of fig. 9, an assembly structure diagram is shown when the window 102 is a groove structure disposed on the connection holder 100 and engaged with the end of the elastic latch 201b, and the end of the elastic latch 201b is inserted therein.

Example 4

Referring to fig. 10 and 11, the present embodiment is different from the above-described embodiments in that the end of the elastic cantilever 200 is provided with an open loop 205, and the open loop 205 is disposed in the through hole 101;

the rear part of the through hole 101 forms an opening section 101a, the inner side wall of the opening section 101a forms a trumpet shape which is opened backwards, the inner diameter of the outer end is larger than the inner diameter of the inner end, and a conical surface is formed.

The front end of the flaring segment 101a is recessed to form a fixing cavity 101b for fixing the open ring 205, and the inner diameter of the fixing cavity 101b is larger than that of the inner end of the flaring segment 101 a.

During assembly, the open ring 205 is pressed in from the flared section 101a, the open ring 205 is gradually compressed and folded towards the middle due to the conical structure, when the open ring 205 enters the fixed cavity 101b from the flared section 101a, the open ring 205 is expanded again due to the enlarged space, and then the open ring 205 is embedded into the fixed cavity 101 b.

The method for fastening the reinforcing wire 703 by the split optical cable sheath tightening device in this embodiment includes the following steps:

s1: the optical cable is prepared by stripping, the outer end of the sheath 404 is stripped, then the outer end of the tight cladding 402 is stripped, and finally the bare fiber 401 is cut in fixed length;

s2: the prepared optical cable is passed through the connector, and the bare fiber 401 and the upjacket layer 402 are fixed.

S3: the cable sheath is secured by placing the cable sheath between the two clips 202, pinching the clips 202 and pushing the boot 300 over the clips 202.

S4: the reinforcing wires 403 are tensioned and covered on the connecting seat 101, the reinforcing wire 403 sections covered on the pressure grooves are pressed into the corresponding pressure grooves one by one through the extrusion strips, and finally the clasping sleeves are sleeved to fix the extrusion strips.

When the optical cable sheath clamping device needs to be disassembled, the clamping sleeve is pushed away, the extrusion strip is taken down, the tail sleeve 300 is withdrawn, the clamping sleeve 202 is opened, the connector is opened, and the whole optical cable is taken out.

For the fixing scheme of the optical cable reinforcing wire, the defects of the existing crimping scheme are as follows: unable used repeatedly during disposable, because the chucking is gone into during the equipment crimping and is detained, dismantles the difficulty, and the utility model discloses the scheme adopts two half formula semicircle clamps, has solved the integral type because the part undersize, and the manufacturing degree of difficulty is big, and the kneading force requires greatly, holds between the fingers not tightly, opens difficult, imbeds easily, difficult detached problem.

And simultaneously, the utility model discloses also guaranteed that indoor optical cable one-tenth end manufacture process is simple and convenient, easy dismounting, work efficiency is high, does not need special frock, and overall structure fastening is reliable.

The method for manufacturing the end of the indoor optical cable by using the optical fiber connector comprises the following steps:

firstly, one end of the optical cable passes through the tail sleeve 300 and the holding sleeve;

secondly, preparing an optical cable by stripping: peeling the outer end of the sheath 404, straightening the reinforcing wire 403, turning over, peeling the outer end of the tight cladding 402, and cutting the bare fiber at a fixed length;

thirdly, one end of the prepared optical cable penetrates through the connecting seat 100 and is inserted into the connector main body, and the tight cladding layer 402 and the bare fiber 401 are positioned through the connector main body;

fourthly, the connector main body fixes the tight cladding layer 402 and the bare fiber 401;

fifthly, placing the optical cable into the hoop 202, and pushing the tail sleeve 300 forwards to enable the hoop 202 to slide into the limiting chamber 301, so that the hoop 202 is held tightly and limited;

sixthly, the reinforcing wires 403 are tensioned forwards to be led out from the wire collecting grooves and cover the pressing grooves of the connecting seat 100, and the reinforcing wire 403 sections covered on the pressing grooves are pressed into the corresponding pressing grooves one by one through the extrusion strips;

and seventhly, sleeving a holding sleeve and fixing the extrusion strip.

It is important to note that the construction and arrangement of the present application as shown in the various exemplary embodiments is illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications are possible (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters (e.g., temperatures, pressures, etc.), mounting arrangements, use of materials, colors, orientations, etc.) without materially departing from the novel teachings and advantages of the subject matter recited in this application. For example, elements shown as integrally formed may be constructed of multiple parts or elements, the position of elements may be reversed or otherwise varied, and the nature or number of discrete elements or positions may be altered or varied. Accordingly, all such modifications are intended to be included within the scope of this invention. The order or sequence of any process or method steps may be varied or re-sequenced according to alternative embodiments. In the claims, any means-plus-function clause is intended to cover the structures described herein as performing the recited function and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present inventions. Therefore, the present invention is not limited to a particular embodiment, but extends to various modifications that nevertheless fall within the scope of the appended claims.

Moreover, in an effort to provide a concise description of the exemplary embodiments, all features of an actual implementation may not be described (i.e., those unrelated to the presently contemplated best mode of carrying out the invention, or those unrelated to enabling the invention).

It should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort might be complex and time consuming, but would nevertheless be a routine undertaking of design, fabrication, and manufacture for those of ordinary skill having the benefit of this disclosure, without undue experimentation.

It should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.

Claims (12)

1. The utility model provides a split type optical cable sheath tightening device which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,

a connection socket (100) including a through hole (101) longitudinally disposed therein;

elastic cantilever (200), elastic cantilever (200) one end with connecting seat (100) are connected, elastic cantilever (200) other end is provided with clamp (202), be provided with on clamp (202) and block piece (203), the optical cable set up in the middle of clamp (202).

2. The split optical cable sheath gripping apparatus of claim 1, wherein: the retainer (203) includes an opening (203a) provided in the clip (202) and a stopper (203b) having one end fixed to the opening (203 a).

3. The split optical cable sheath gripping apparatus of claim 2, wherein: the inner side of the stop block (203b) is provided with a bulge, and the thickness of the stop block (203b) is larger than the width of the opening (203 a).

4. The split optical cable sheath gripping apparatus of claim 3, wherein: the clamping stop piece (203) is a conical block arranged on the inner side of the clamping hoop (202).

5. The split optical cable sheath tightening device of any one of claims 1 to 4, wherein: a connector (201) is arranged at the end part of the elastic cantilever (200), and the connector (201) is arranged in the through hole (101);

the connecting seat (100) is provided with a window (102), the connecting head (201) is provided with an outer buckle (204), and the outer buckle (204) is clamped with the window (102).

6. The split optical cable sheath gripping apparatus of claim 5, wherein: the connector (201) is a circular ring with a notch;

the outer buckle (204) comprises a containing position (201a) arranged on the connector (201) and an elastic clamping block (201b) with one end fixed in the containing position (201a), and the size of the elastic clamping block (201b) is smaller than that of the containing position (201 a).

7. The split optical cable sheath gripping apparatus of claim 6, wherein: the accommodating position (201a) is a hole or a groove which is formed from the outer side of the connecting head (201) to the inner side.

8. The split optical cable sheath gripping apparatus of claim 7, wherein: the window (102) is a hole or a groove which is arranged on the connecting seat (100) and is matched with the end part of the elastic clamping block (201 b).

9. The split optical cable sheath tightening device of any one of claims 1 to 4, wherein: an open ring (205) is arranged at the end part of the elastic cantilever (200), and the open ring (205) is arranged in the through hole (101);

the rear part of the through hole (101) forms an opening section (101a), the inner side wall of the opening section (101a) forms a horn shape which is opened backwards, the inner diameter of the outer end of the opening section is larger than that of the inner end of the opening section, and a conical surface is formed.

10. The split optical cable sheath gripping apparatus of claim 9, wherein: the front end of the flaring section (101a) is recessed inwards to form a fixing cavity (101b) for fixing the open ring (205), and the inner diameter of the fixing cavity (101b) is larger than that of the inner end of the flaring section (101 a).

11. The split optical cable sheath tightening device according to any one of claims 1 to 4 and 6 to 8, wherein: also comprises a tail sleeve (300),

the tail sleeve (300) is internally provided with a limiting chamber (301) with two through ends; the limiting chamber (301) can be sleeved on the periphery of the clamp (202), and the peripheral contour of the clamp (202) is matched with the inner side wall of the limiting chamber (301).

12. The split cable sheath gripping apparatus of claim 11, wherein: the inside both ends of clamp (202) are provided with hoop edge (202 a).

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