CN112363287B - Device is prevented gnawing and stings by communication optical cable - Google Patents
Device is prevented gnawing and stings by communication optical cable Download PDFInfo
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- CN112363287B CN112363287B CN202011258600.XA CN202011258600A CN112363287B CN 112363287 B CN112363287 B CN 112363287B CN 202011258600 A CN202011258600 A CN 202011258600A CN 112363287 B CN112363287 B CN 112363287B
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4429—Means specially adapted for strengthening or protecting the cables
- G02B6/443—Protective covering
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Abstract
The invention provides a device for preventing a communication optical cable from being bitten, which comprises a coating component, a first protective shell and a second protective shell, wherein the coating component comprises the first protective shell and the second protective shell which are independent; the splicing assembly comprises a clamping piece arranged on the first protective shell and a clamping interface arranged on the second protective shell, the clamping piece is movably arranged on the first protective shell, and one end of the clamping piece is suitable for entering the clamping interface; the locking subassembly is located on first protecting sheathing, include the triggering member that links with joint spare to and the driving piece that the drive triggering member removed, triggering member passes through guide structure and is connected with joint spare, and the driving piece has the outside operation end of locating first protecting sheathing. The bite-preventing device can be directly arranged on the existing erected optical cable. Simultaneously through set up concatenation subassembly and locking subassembly on the cladding subassembly for the lag is stayed the outside of optical cable after the concatenation, lets the squirrel can't gnaw and stings.
Description
Technical Field
The invention relates to the technical field of communication maintenance devices, in particular to a gnawing prevention device for a communication optical cable.
Background
At present, rat bite damage is one of the main hazards of damaging optical cables, and accidents caused by the rat bite damage cause huge economic loss. The rat bite can cause the water or damp of the optical cable, and large-area power and communication interruption can be caused, so that immeasurable loss is brought. The rat-proof optical cable in the prior art generally adopts a physical method, namely, an armored sheath is coated in the optical cable, and the method has the advantages of high weight and high cost, reduces the flexibility of the optical cable and is inconvenient to install and arrange. In addition, in the process of arranging the flat cables, the outer layer of the optical cable is unreasonable in design and poor in wear resistance, so that the outer layer of the optical cable is easily worn and damaged, the inner layer structure of the optical cable is exposed, the service life of the optical cable is influenced by a light person, and the whole optical cable is scrapped by a heavy person.
Disclosure of Invention
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. In this section, as well as in the abstract and the title of the invention of this application, simplifications or omissions may be made to avoid obscuring the purpose of the section, the abstract and the title, and such simplifications or omissions are not intended to limit the scope of the invention.
Therefore, the technical problem to be solved by the invention is to overcome the defect of overhigh cost of the ratproof optical cable in the prior art, and provide the anti-biting device for the communication optical cable.
In order to solve the above technical problems, the present invention provides a device for preventing a communication optical cable from being bitten, comprising,
the cladding assembly comprises a first protective shell and a second protective shell which are independent, and the first protective shell and the second protective shell are spliced together to form a protective sleeve cladded outside the optical cable;
the splicing assembly comprises a clamping piece arranged on the first protective shell and a clamping interface arranged on the second protective shell, the clamping piece is movably arranged on the first protective shell, and one end of the clamping piece is suitable for entering the clamping interface;
the locking subassembly is located on the first protecting crust, include with the joint spare linkage trigger the piece, and the drive trigger the driving piece that the piece removed, trigger the piece through guide structure with the joint spare is connected, the driving piece has and locates the outside operation end of first protecting crust.
As a preferable scheme of the device for preventing the communication optical cable from biting, the device comprises: the clamping piece is provided with an inserting part suitable for entering the clamping interface, and the clamping piece rotates under the guide of the guide structure, so that the inserting part moves along the circumferential direction of the cladding component.
As a preferable scheme of the device for preventing the communication optical cable from biting, the device comprises: the inserting part is an arc-shaped inserting strip which is perpendicular to the axial direction of the protecting sleeve, and a first sliding groove for allowing the inserting part to slide is formed in the first protecting shell.
As a preferable scheme of the device for preventing the communication optical cable from biting, the device comprises: the guide structure includes:
the guide groove is arranged at one end of the insertion part, and the extending direction of the guide groove forms an included angle with the axial direction of the protective sleeve;
the trigger terminal is arranged on the trigger piece, and one end of the trigger terminal slides in the guide groove;
when the trigger terminal moves along the axial direction of the protective sleeve, the guide groove is guided to rotate around the axial direction of the protective sleeve.
As a preferable scheme of the device for preventing the communication optical cable from biting, the device comprises: the joint spare include with the guide part that grafting portion is connected, the direction slot is seted up on the guide part, the guide part follow the tip of grafting portion is drawn forth the back, along the slope in lag axial direction extends, just the guide part has the radian.
As a preferable scheme of the communication optical cable bite prevention device of the present invention, wherein: the trigger piece is arranged on the first protective shell through a second sliding groove and moves linearly along the axial direction of the protective sleeve; the trigger terminal is a cylinder which is convexly arranged on the trigger piece, one end of the trigger terminal is inserted into the guide groove, and when the inserting part enters the clamping interface, the trigger terminal is positioned at one end, close to the inserting part, in the guide groove.
As a preferable scheme of the communication optical cable bite prevention device of the present invention, wherein: the driving piece is arranged on the driving gear on one side of the trigger piece, the trigger piece is provided with a linear rack which is meshed with the driving gear, the operating end is arranged on the rotating shaft on the end face of the driving gear, and the end part of the rotating shaft extends out of the first protection shell.
As a preferable scheme of the communication optical cable bite prevention device of the present invention, wherein: the splicing assembly comprises two sets of clamping pieces and clamping interfaces, each clamping piece belongs to one of the triggering pieces and is connected with the triggering pieces, the triggering pieces are arranged in parallel, and the driving pieces drive the triggering pieces to move simultaneously.
As a preferable scheme of the communication optical cable bite prevention device of the present invention, wherein: the sealing assembly comprises a sealing chamber and a sealing piece, the sealing chamber is located at one end of the first protective shell and one end of the second protective shell, the sealing piece is arranged in the sealing chamber, the inner wall of the sealing chamber is inclined to the axial direction of the protective sleeve, and one end of the sealing piece is in contact with the trigger piece.
As a preferable scheme of the device for preventing the communication optical cable from biting, the device comprises: the protective sleeve is characterized by further comprising a baffle assembly, wherein the baffle assembly comprises an annular retainer ring arranged outside the coating assembly, the disc surface of the annular retainer ring is arranged along the radial direction of the protective sleeve, and the annular retainer ring is rotatably arranged on the outer wall of the coating assembly through a rotating groove; the annular retainer ring comprises a first annular sheet and a second annular sheet which are independent, and the first annular sheet and the second annular sheet are spliced into a circular ring through a buckle.
The invention has the beneficial effects that: according to the anti-biting device for the communication optical cable, the coating assembly is formed by the first protective shell and the second protective shell which are independent, so that the anti-biting device can be directly installed on the existing erected optical cable. Simultaneously through set up concatenation subassembly and locking subassembly on the cladding subassembly for first protective housing and second protective housing can be stable combination be in the same place after the concatenation. The driving piece in the locking assembly is provided with an operating end, so that the installation operation is facilitated. The cladding subassembly after the equipment is accomplished leaves the outside of optical cable with the hard glossy lag in surface, lets the squirrel can't gnaw and sting, and cooperation pivoted protection against rodents board can let the squirrel can't continue to gnaw and sting all the other optical cables, has the simple installation effect with low costs.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed 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 to obtain other drawings based on these drawings without inventive exercise. Wherein:
fig. 1 is a schematic view of the overall structure of a communication optical fiber anti-biting device;
FIG. 2 is a schematic diagram of an exploded structure of a device for preventing communication optical fiber from biting;
FIG. 3 is a schematic structural view of the clip;
FIG. 4 is a schematic view of a guide structure;
FIG. 5 is a schematic view of the latch assembly;
FIG. 6 is a schematic view of the closure assembly;
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced otherwise than as specifically described herein, and it will be appreciated by those skilled in the art that the present invention may be practiced without departing from the spirit and scope of the present invention and that the present invention is not limited by the specific embodiments disclosed below.
Example 1
The embodiment provides a device for preventing communication optical cable from being bitten, which is structurally shown in fig. 1 and 2 and comprises a cladding assembly 100, a splicing assembly 200 and a locking assembly 300. The sheathing assembly 100 for protecting a cable jacket includes a first protective shell 110 and a second protective shell 120, which are independent, and the first protective shell 110 and the second protective shell 120 are spliced together to form a sheath 130 for sheathing the cable jacket.
The splicing assembly 200 is used for connecting the first protective shell 110 and the second protective shell 120, and includes a clamping member 210 arranged on the first protective shell 110 and a clamping interface 220 arranged on the second protective shell 120, the clamping member 210 is movably arranged on the first protective shell 110, and one end of the clamping member is suitable for entering the clamping interface 220; the locking assembly 300 is disposed on the first protection housing 110 and used for controlling the connection state of the splicing assembly 200, and includes a trigger 310 linked with the clamping member 210 and a driving member 320 for driving the trigger 310 to move, the trigger 310 is connected with the clamping member 210 through a guiding structure 330, and the driving member 320 has an operation end 321b disposed outside the first protection housing 110.
According to the anti-gnawing device for the communication optical cable, the coating assembly 100 is formed by the first protective shell 110 and the second protective shell 120 which are independent, so that the anti-gnawing device can be directly installed on the existing erected optical cable. Meanwhile, the splicing assembly 200 and the locking assembly 300 are arranged on the sheathing assembly 100, so that the first protective shell 110 and the second protective shell 120 can be stably combined together after splicing. The driving member 320 in the locking assembly 300 has an operating end 321b to facilitate the mounting operation. In the assembled cladding assembly 100, the protective sleeve 130 with a hard and smooth surface is left outside the optical cable, so that a squirrel cannot bite the protective sleeve, and the protective sleeve has the effects of simple installation and low cost.
As shown in fig. 1 and 2, the first protective case 110 and the second protective case 120 are made of a hard material, such as a stainless steel alloy, ceramic, or the like. The inside cavity that has formed of lag 130 of constituteing can set up a plurality of speakers, plays special rat repelling sound, also can facility lamp strip on the protective housing simultaneously, sends and explodes flashing light for the rat repelling. The first protective shell 110 and the second protective shell 120 are further provided with a plurality of transversely-spaced limiting frames 111, and the middle parts of the limiting frames 111 are provided with notches for fixing optical cables. The contact surface of the first protective shell 110 and the second protective shell 120 is further provided with a sealing ring 430 and a sealing groove, and when the two are combined, a sealing pair is formed to prevent water vapor from entering.
As shown in fig. 3, the clip member 210 in this embodiment is disposed inside the first protection shell 110 through the first sliding slot 112, and has an insertion portion 211 adapted to enter the clip interface 220, and the clip member 210 rotates under the guidance of the guiding structure 330, so that the insertion portion 211 moves along the circumferential direction of the sheathing member 100.
Specifically, as shown in fig. 2 and 3, the insertion part 211 is an arc-shaped insertion strip that is perpendicular to the axial direction of the protective cover 130, and the first protective shell 110 is provided with a first sliding groove 112 for the insertion part 211 to slide. The first sliding groove 112 is an annular groove provided on the inner wall 411 of the first protective case 110 along the circumferential direction. The card interface 220 faces the end of the insertion portion 211, and when the card 210 rotates, the insertion portion 211 enters the card interface 220 to connect the first protection shell 110 and the second protection shell 120. Because the insertion part 211 of the clip 210 and the clip interface 220 have the radian, after the two are combined, the clip 210 must be withdrawn in the original reverse direction to separate the first protective shell 110 from the second protective shell 120, and the connection is stable.
As shown in fig. 3 and 4, the guiding structure 330 in this embodiment includes a guiding groove 331 and a triggering terminal 332, the guiding groove 331 is disposed at one end of the insertion part 211, and the extending direction of the guiding groove is at an angle with the axial direction of the protecting sleeve 130; a trigger terminal 332, which is disposed on the trigger 310 and has one end sliding in the guide groove 331; when the trigger terminal 332 moves axially along the shield 130, the guide groove 331 rotates axially around the shield 130.
As shown in fig. 3, the clip member 210 in this embodiment includes a guiding portion 212 connected to the insertion portion 211, and the guiding portion 212 is an arc-shaped slot connected to an end of the insertion portion 211 away from the clip interface 220. The guide groove 331 is formed in the guide portion 212, the guide portion 212 is drawn out from the end of the insertion portion 211 and extends along a direction inclined to the axial direction of the shield 130, and the guide portion 212 has a curvature.
As shown in fig. 4, the triggering member 310 is disposed on the first protective cover 110 through the second sliding groove 113 and moves linearly along the axial direction of the protective cover 130; the trigger terminal 332 is a cylinder protruding from the trigger 310, one end of the trigger terminal 332 is inserted into the guide groove 331, and when the inserting portion 211 enters the card interface 220, the trigger terminal 332 is located in the guide groove 331 near one end of the inserting portion 211.
Specifically, when the card 210 does not enter the card interface 220, the first protective shell 110 and the second protective shell 120 only butt-joint and cover the outside of the optical cable, and at this time, the trigger terminal 332 is located at one end of the guide groove 331 close to the insertion part 211. When the trigger 310 moves linearly along the second sliding groove 113, the trigger terminal 332 moves axially along the shield 130 along with the trigger 310. Because the guiding groove 331 is obliquely arranged and has a component moving along the circumferential direction, and the inserting part 211 is limited by the first sliding groove 112 and can only rotate along the circumferential direction of the protective sleeve 130, the linear movement distance triggered by the trigger terminal 332 and the guiding groove 331 can be controlled to change the rotation angle of the clamping member 210, so that the clamping member 210 can enter and exit from the clamping interface 220.
As shown in fig. 5, the driving member 320 in this embodiment is a driving gear 321 disposed on one side of the trigger member 310, and the linear rack 311 disposed on the trigger member 310 is engaged with the driving gear 321. The first protective housing 110 further has an installation chamber 114 therein, and the driving gear 321 and the trigger 310 are disposed in the installation chamber 114. The operation end 321b is a rotation shaft 321a disposed on an end surface of the driving gear 321, an end portion of the rotation shaft 321a extends outside the first protection shell 110, an operation opening 115 through which the operation end 321b extends is disposed on an outer wall of the first protection shell 110, and a hexagonal hole is formed in the operation end 321b, so that the driving gear 321 can be rotated by using a hexagonal wrench.
As shown in fig. 2, in order to maintain the connection stability, the splicing assembly 200 in this embodiment includes two sets of clamping members 210 and a clamping interface 220, each clamping member 210 has a triggering member 310 connected thereto, the two triggering members 310 are arranged in parallel, the driving gear 321 is located between the linear racks 311 of the two triggering members 310 and is engaged with both of the two triggering members 310, and when the driving gear 321 rotates in a reverse direction, the two triggering members 310 are driven to move in a reverse synchronous manner along the axial direction of the protecting sleeve 130, so as to control the connection state of the two clamping members 210.
As shown in fig. 6, the covering assembly 100 of the present embodiment is further provided with a sealing assembly 400, which includes a sealing chamber 410 located at one end of the first protective shell 110 and the second protective shell 120, and a sealing member 420 located in the sealing chamber 410, wherein an inner wall 411 of the sealing chamber 410 is inclined to the axial direction of the shield 130 to form a conical surface expanding from the end to the middle of the shield 130. Wherein the sealing member 420 in the first protective shell 110 is movable in the sealed chamber 410, and one end of the sealing member 420 in the first protective shell 110 is in contact with the trigger member 310, when the trigger member 310 moves towards the sealed chamber 410, the sealing member 420 is pushed to move towards the end of the shield 130, and due to the inclination of the inner wall 411 of the sealed chamber 410, the sealing member 420 generates a movement component along the radial direction of the shield 130, so as to press the sealing member 420 in the first protective shell 110 against the sealing member 420 of the second protective shell 120. The two sealing members 420 have opposite sealing surfaces 421, and an arc-shaped groove is formed in the middle of the sealing surfaces 421, so that the two sealing members 420 can be tightly wrapped on the optical cable. Meanwhile, the sealing member 420 in the first protective shell 110 moves towards the end of the protective sleeve 130, so that the sealing opening 412 of the sealing chamber 410 is tightly attached, and the two ends of the protective sleeve 130 are effectively sealed.
Through setting up the subassembly 400 that seals with locking subassembly 300 linkage for locking subassembly 300 is when accomplishing the adjustment to splicing assembly 200 connection state, together accomplishes the inseparable compaction to the sealing member, makes only need the operation end 321b of operation driving piece 320, just can accomplish the state adjustment of two subassemblies, has simplified operating procedure greatly.
In order to further improve the rat-proof effect, as shown in fig. 1 and fig. 2, the exterior of the sheathing assembly 100 in this embodiment is further provided with a baffle assembly 500, which includes an annular retainer ring disposed on the exterior of the sheathing assembly 100, a disk surface of the annular retainer ring is disposed along a radial direction of the sheath 130, and the annular retainer ring is rotatably disposed on an outer wall of the sheathing assembly 100 through a rotating groove 540; the annular retainer ring comprises a first annular sheet 510 and a second annular sheet 520 which are independent, and the first annular sheet 510 and the second annular sheet 520 are spliced into a circular ring through a buckle 530.
After the splicing operation of the sheathing assembly 100 is completed, the inner rings of the first ring piece 510 and the second ring piece 520 of the baffle assembly 500 are clamped on the rotating groove 540 and connected by the clamp 530 to form a whole ring. And an annular retainer ring is used for preventing the squirrel from going to the left optical cable. Even if there is the squirrel hope to cross through climbing annular retaining ring, because annular retaining ring can rotate on cladding subassembly 100, the weight of squirrel self will drive annular retaining ring and rotate for the squirrel slides from annular retaining ring, reaches the protection against rodents effect.
It is important to note that there are many. The construction and arrangement of the 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-mentioned embodiments are only 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, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.
Claims (5)
1. The utility model provides a device is prevented gnawing by communication optical cable which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
the cladding assembly (100) comprises a first protective shell (110) and a second protective shell (120) which are independent, wherein the first protective shell (110) and the second protective shell (120) are spliced together to form a protective sleeve (130) cladding the optical cable;
the splicing assembly (200) comprises a clamping piece (210) arranged on the first protective shell (110) and a clamping interface (220) arranged on the second protective shell (120), the clamping piece (210) is movably arranged on the first protective shell (110), and one end of the clamping piece is suitable for entering the clamping interface (220);
the locking assembly (300) is arranged on the first protection shell (110) and comprises a trigger piece (310) linked with the clamping piece (210) and a driving piece (320) driving the trigger piece (310) to move, the trigger piece (310) is connected with the clamping piece (210) through a guide structure (330), and the driving piece (320) is provided with an operation end (321 b) arranged outside the first protection shell (110);
the baffle assembly (500) comprises an annular retainer ring arranged outside the cladding assembly (100), the disc surface of the annular retainer ring is arranged along the radial direction of the protective sleeve (130), and the annular retainer ring is rotatably arranged on the outer wall of the cladding assembly (100) through a rotating groove (540); the annular retainer ring comprises a first annular sheet (510) and a second annular sheet (520) which are independent, and the first annular sheet (510) and the second annular sheet (520) are spliced into a circular ring through a buckle (530);
the clamping piece (210) is provided with a plug-in part (211) suitable for entering the clamping interface (220), and the clamping piece (210) rotates under the guidance of the guide structure (330), so that the plug-in part (211) moves along the circumferential direction of the cladding component (100);
the insertion part (211) is an arc-shaped insertion strip which is perpendicular to the axial direction of the protective sleeve (130), and a first sliding groove (112) for the insertion part (211) to slide is formed in the first protective shell (110);
the guide structure (330) comprises: the guide groove (331) is arranged at one end of the inserting part (211), and the extending direction of the guide groove forms an included angle with the axial direction of the protective sleeve (130);
a trigger terminal (332) which is provided on the trigger (310) and one end of which slides in the guide groove (331);
when the trigger terminal (332) moves axially along the protective sleeve (130), the guide groove (331) is guided to rotate axially around the protective sleeve (130);
the clamping piece (210) comprises a guide part (212) connected with the inserting part (211), the guide groove (331) is formed in the guide part (212), the guide part (212) extends along the axial direction inclined to the protecting sleeve (130) after being led out from the end part of the inserting part (211), and the guide part (212) has a radian.
2. The optical communication cable bite prevention device of claim 1, wherein: the trigger piece (310) is arranged on the first protective shell (110) through a second sliding groove (113) and moves linearly along the axial direction of the protective sleeve (130); the trigger terminal (332) is a cylinder protruding from the trigger (310), one end of the trigger terminal (332) is inserted into the guide groove (331), and when the insertion part (211) does not enter the card interface (220), the trigger terminal (332) is located at one end of the guide groove (331) close to the insertion part (211).
3. The optical communication cable bite prevention device of claim 2, wherein: the driving piece (320) is a driving gear (321) arranged on one side of the trigger piece (310), a linear rack (311) is arranged on the trigger piece (310) and meshed with the driving gear (321), the operating end (321 b) is a rotating shaft (321 a) arranged on the end face of the driving gear (321), and the end of the rotating shaft (321 a) extends out of the first protection shell (110).
4. The optical communication cable bite prevention device of claim 3, wherein: concatenation subassembly (200) includes two sets of joint spare (210) and joint interface (220), every joint spare (210) all has one trigger piece (310) is connected rather than two trigger piece (310) parallel arrangement, driving piece (320) drive two simultaneously trigger piece (310) remove.
5. The optical communication cable anti-gnawing apparatus of any one of claims 1~4 wherein: the protective sleeve further comprises a sealing assembly (400) which comprises a sealing chamber (410) located at one end of the first protective shell (110) and one end of the second protective shell (120), and a sealing element (420) arranged in the sealing chamber (410), wherein the inner wall (411) of the sealing chamber (410) is inclined to the axial direction of the protective sleeve (130), and one end of the sealing element (420) is in contact with the trigger element (310).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011258600.XA CN112363287B (en) | 2020-11-12 | 2020-11-12 | Device is prevented gnawing and stings by communication optical cable |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011258600.XA CN112363287B (en) | 2020-11-12 | 2020-11-12 | Device is prevented gnawing and stings by communication optical cable |
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| CN112363287A CN112363287A (en) | 2021-02-12 |
| CN112363287B true CN112363287B (en) | 2022-12-09 |
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| CN115373095A (en) * | 2022-09-26 | 2022-11-22 | 吴跃彬 | Automatic locking optical cable laying device capable of avoiding inclination and laying method |
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