Self-supporting optical cable fixing piece with self-locking function

Abstract

The utility model provides a self-supporting optical cable fixing piece with a self-locking function, which comprises an outer fixing sleeve, a locking sheet and an upper fixing plate used for pressing an optical cable, an assembling groove is arranged in the outer fixing sleeve, the upper fixing plate is arranged in the assembling groove, the locking sheet is inserted in the assembling groove and abuts against the upper end of the upper fixing plate, the outer fixing sleeve is provided with a locking part, and the locking part is arranged on the outer fixing sleeve. An elastic locking buckle is correspondingly arranged on one side of the locking sheet; when the locking piece is installed, after the locking piece is transversely inserted into the assembling groove, the locking buckle is matched with the locking part in a locking mode. And when the locking sheet is disassembled, the locking buckle is shifted outwards, so that the locking buckle is separated from the locking part. According to the self-supporting optical cable fixing piece with the self-locking function, the optical cable can be fixed in the outer fixing sleeve after the locking piece is arranged in the outer fixing sleeve, and the locking buckle on the locking piece is matched with the locking part on the outer fixing sleeve, so that the whole fixing piece can be locked and positioned after being assembled, and the optical cable is prevented from deviating during use or assembly.

Description

TECHNICAL FIELD

[0001] The utility model relates to a stay wire device technical field, in particular to a kind of self-supporting optical cable fixing piece with self-locking function. BACKGROUND

[0002] As essential accessories, a large number of skin wire optical cables are used. In use, since the optical cable cannot be stretched too much and curved, it needs to be fixed by an optical cable fixing device every certain distance. Patent No. 201510440569.4 discloses a self-supporting fixing device used in the process of optical cable line. The device comprises an outer fixing sleeve, a clamping sheet and an optical cable cable stay. The inner part of the outer fixing sleeve is provided with the clamping sheet and the optical cable cable stay. The lower surface of the clamping sheet and the inner bottom surface of the outer fixing sleeve are provided with a self-supporting optical cable. The opposite surfaces of the outer fixing sleeve and the optical cable cable stay are both inclined surfaces, and the two are connected in staggered mode. The upper surface of the clamping sheet is slidingly connected to the bottom of the optical cable cable stay. The optical cable cable stay does not have a self-locking function, and cannot lock the internal optical cable after assembling the optical cable. The internal fixing device is prone to loosening, which may cause the optical cable to move, dislocate or even fall off, posing a great safety hazard and affecting the service life of the optical cable. Different diameters and models of optical cables are needed according to different use scenarios. The existing optical cable cable stay has a fixed structure and cannot be positioned according to different optical cables. It does not have a self-locking function. SUMMARY

[0003] (I) Technical problem to be solved

[0004] The utility model aims to provide a self-supporting optical cable fixing device with a self-locking function to overcome the defect that the existing optical cable cable stay cannot lock the optical cable, which poses a safety hazard.

[0005] (II) Technical solution

[0006] To solve the technical problem, the utility model provides a self-supporting optical cable fixing device with a self-locking function. The device comprises an outer fixing sleeve, a locking sheet and an upper fixing plate. The upper fixing plate is used to compress the optical cable. The outer fixing sleeve is provided with an assembly groove. The upper fixing plate is placed in the assembly groove. The locking sheet is inserted into the assembly groove and abuts against the upper end of the upper fixing plate. After the locking sheet is inserted, the upper fixing plate and the optical cable are fixed in the outer fixing sleeve. The outer fixing sleeve is provided with a locking part. One side of the locking sheet is provided with an elastic locking buckle. When the locking sheet is installed, the locking buckle is locked with the locking part after the locking sheet is inserted horizontally into the assembly groove. When the locking sheet is disassembled, the locking buckle is moved outward to make the locking buckle disengage from the locking part.

[0007] In some embodiments, the locking buckle is arranged on the upper end surface of the locking sheet, and the locking part is arranged on the upper end surface of the outer fixing sleeve; the lower end of the locking sheet located below the locking buckle is provided with an avoiding slot, which on one hand makes the locking buckle form a cantilever to have elasticity, and on the other hand, when the locking sheet is disassembled, the locking buckle can be pulled out of the locking part by a tool such as a screwdriver to achieve unlocking, and at this time, the locking sheet can be disassembled and adjusted.

[0008] In some embodiments, the locking part is a tooth part arranged at equal intervals, the bottom surface of the locking buckle is provided with a hook part, the hook part cooperates with the tooth part; the hook part can be separated from the tooth part by pulling the locking buckle upward; one side of the tooth part is provided with an inclined blocking surface, and the end surface of the hook part corresponds to the blocking surface.

[0009] In some embodiments, the assembly slot is formed through the inside of the outer fixing sleeve, so that the assembly slot transversely penetrates the left and right two end surfaces of the outer fixing sleeve, the upper end of the locking sheet is provided with a plurality of folded guide flanges, and the guide flanges slide against the outer fixing sleeve.

[0010] In some embodiments, the bottom of the outer fixing sleeve is further provided with a lower fixing plate corresponding to the upper fixing plate, the inner sides of the upper fixing plate and the lower fixing plate are both provided with arc-shaped optical cable slots, the optical cable is arranged in the optical cable slots, and a plurality of anti-skid teeth are arranged in the optical cable slots. The upper fixing plate and the lower fixing plate are symmetrically arranged, and form an optical cable fixing part to clamp and fix the optical cable in the outer fixing sleeve.

[0011] In some embodiments, the outer sides of the upper fixing plate and the lower fixing plate are both provided with positioning ribs, the bottom of the outer fixing sleeve is provided with a first positioning slot in the assembly slot, and the bottom of the locking sheet is provided with a second positioning slot, and the positioning ribs are respectively arranged in the first positioning slot and the second positioning slot.

[0012] In some embodiments, the assembly slot is a bevel slot, the locking sheet is a bevel sliding block corresponding to the assembly slot, the upper surface of the locking sheet is symmetrically provided with guide ribs, the assembly slot is symmetrically provided with guide slots, the guide ribs are respectively arranged in the guide slots, and the tail of the locking sheet is provided with a connecting hole for connecting the outside.

[0013] In some embodiments, the upper end surface of the outer fixing sleeve is provided with a communication slot penetrating the assembly slot, the optical cable enters the assembly slot from the communication slot, and the locking sheet is inserted into the assembly slot from the side end.

[0014] (Three) beneficial effects

[0015] The utility model provides a kind of self-locking function's self-supporting optical cable fixing piece, and the upper fixed plate and optical cable can be fixed in outer fixed sleeve after being loaded into outer fixed sleeve by locking piece, and locking buckle on locking piece cooperates with locking portion on outer fixed sleeve, so that the whole can be locked and positioned after assembly, avoid the deviation of optical cable when using or assembling, safe and reliable in use;The hook portion of locking buckle bottom surface and the locking portion of the tooth portion locking cooperation, upwardly push locking buckle can make its hook portion and corresponding tooth portion disengage, at this moment, the position of locking piece can be slid adjusted or directly disassembled down locking piece. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed in the embodiments will be briefly introduced as follows. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0017] Figure 1 It is a perspective view of the utility model discloses a kind of self-locking function's self-supporting optical cable fixing piece;

[0018] Figure 2 It is the enlarged view of A of the utility model discloses a kind of self-locking function's self-supporting optical cable fixing piece;

[0019] Figure 3 It is the perspective view of the outer fixed sleeve and upper fixed plate of the utility model discloses a kind of self-locking function's self-supporting optical cable fixing piece;

[0020] Figure 4 It is the perspective view of locking piece of the utility model discloses a kind of self-locking function's self-supporting optical cable fixing piece;

[0021] Figure 5 It is the perspective view of the upper fixed plate, lower fixed plate and optical cable of the utility model discloses a kind of self-locking function's self-supporting optical cable fixing piece;

[0022] Figure 6 It is the perspective view of lower fixed plate of the utility model discloses a kind of self-locking function's self-supporting optical cable fixing piece;

[0023] Figure 7 It is the perspective view of outer fixed sleeve of the utility model discloses a kind of self-locking function's self-supporting optical cable fixing piece;

[0024] Figure 8 It is the sectional view of the utility model discloses a kind of self-locking function's self-supporting optical cable fixing piece.

[0025] Corresponding component names of various reference numerals in the figures are as follows: 1, outer fixing sleeve; 2, locking piece; 3, optical cable; 4, assembly groove; 5, tooth portion; 6, locking buckle; 7, avoiding groove; 8, hook portion; 9, blocking surface; 10, guiding flange; 11, upper fixing plate; 12, lower fixing plate; 13, optical cable groove; 14, anti-skid tooth; 15, positioning rib; 16, first positioning groove; 17, second positioning groove; 18, guiding rib; 19, guiding groove; 20, connecting hole. DETAILED DESCRIPTION

[0026] The embodiments of the present application will be described in detail below with reference to the drawings.

[0027] The above and other aspects of the present application will become more apparent by describing in detail exemplary embodiments thereof with reference to the attached drawings in which:

[0028] It is to be understood that the foregoing description is that of certain examples of the application and that numerous changes in the details of construction and the combination and arrangement of parts can be made by those skilled in the art without departing from the scope of the application.

[0029] It is also to be understood that the following description is only illustrative of the aspects of the application and that no limitation of the scope of the application is intended to be implied by whatever can be described in the specification as an example. Furthermore, it is intended to cover functional equivalents as well as modifications that are within the scope of the application.

[0030] In addition, in the following description, specific details are set forth to provide a thorough understanding of examples. However, one skilled in the relevant art will recognize that the application can be practiced without one or more of the specific details, or with other methods, components, materials, and so forth.

[0031] See Figures 1-8 This utility model provides a self-supporting optical cable fixing component with a self-locking function, including an outer fixing sleeve 1, a locking piece 2, and an upper fixing plate 11. The upper fixing plate 11 is used to press the optical cable 3. The outer fixing sleeve 1 has an assembly groove 4, with openings at both ends. The upper fixing plate 11 is installed in the assembly groove 4 and can be removed from the assembly groove 4. The locking piece 2 is inserted into the assembly groove 4 from the opening and abuts against the upper end of the upper fixing plate 11 to lock the upper fixing plate 11 in the outer fixing sleeve 1. The upper end face of the outer fixing sleeve 1 has a locking part on the side of the opening of the assembly groove 4, and one side of the locking piece 2 has an elastic locking buckle 6, which cooperates with the locking part. Specifically, the locking part is a toothed part 5 arranged at equal intervals, and the bottom surface of the locking buckle 6 is provided with... The device has a hook 8 that engages with a tooth 5. One side of the tooth 5 has an inclined blocking surface 9. The end face of the hook 8 corresponds to the blocking surface 9. The blocking surface 9 ensures that the locking plate 2 can only enter the assembly groove 4 in one direction. When sliding in the opposite direction, the blocking surface 9 engages with the hook 8. Since the assembly groove 4 is an inclined groove, the locking plate 2 is an inclined slider corresponding to the assembly groove 4 (therefore, the locking plate 2 can only be inserted into the assembly groove 4 from one side). Inserting the locking plate 2 from one side can lock the upper fixing plate 11 into the assembly groove 4 as a whole. The locking buckle 6 needs to be lifted to unlock the tooth 5 and remove the locking plate 2. In addition, the elasticity and inclined groove design allow the locking plate 2 to be adapted to optical cables of various diameters, all of which can achieve the pressing and locking effect, eliminating the need for multiple models of cable pullers.

[0032] In this embodiment, the hook 8 on the bottom surface of the locking buckle 6 engages with the tooth 5 of the locking part. Pushing the locking buckle 6 upwards will disengage the hook 8 from the corresponding tooth 5, at which point the position of the locking piece 2 can be adjusted by sliding or the locking piece 2 can be removed directly.

[0033] In one example, such as Figure 2 As shown, the locking plate 2 is provided with a relief groove 7 below the locking buckle 6. The relief groove 7 makes the locking buckle 6 form a cantilever, giving it elasticity. On the other hand, when the locking plate 2 is removed, if it is not easy to move the locking buckle 6 by hand, a tool such as a screwdriver can be inserted into the relief groove 7 and the locking buckle 6 can be pulled up to disengage it from the locking part and unlock it.

[0034] In some embodiments, such as Figures 3-8As shown, the assembly groove 4 is formed through inside the outer fixing sleeve 1, the upper end of the locking sheet 2 is provided with a plurality of folded guide flanges 10, the guide flanges 10 abut on the outer fixing sleeve 1, so that the locking sheet 2 will not be loose after assembly, the bottom of the outer fixing sleeve 1 is further provided with a lower fixed plate 12 corresponding to the upper fixed plate 11, and the two are symmetrically arranged; the upper fixed plate 11 and the lower fixed plate 12 form an optical cable fixing part for clamping and fixing the optical cable 3, and the clamping and fixing effect of the optical cable 3 is better; the inner side of the upper fixed plate 11 and the lower fixed plate 12 is provided with an arc-shaped optical cable groove 13, the optical cable 3 is placed in the optical cable groove 13, and a plurality of anti-skid teeth 14 are arranged in the optical cable groove 13, which can clamp the optical cable; the outer side of the upper fixed plate 11 and the lower fixed plate 12 is provided with a positioning rib 15, the bottom of the outer fixing sleeve 1 is provided with a first positioning groove 16, the bottom of the locking sheet 2 is provided with a second positioning groove 17, and the positioning rib 15 is arranged in the first positioning groove 16 and the second positioning groove 17 respectively, these structures all have the effect of locking the optical cable fixing part and the locking sheet 2 in the outer fixing sleeve 1, in addition, the upper surface of the locking sheet 2 is symmetrically provided with a guide rib 18, the assembly groove 4 is symmetrically provided with a guide groove 19, the guide rib 18 is arranged in the guide groove 19 respectively, the locking block 2 can be conveniently inserted and has a guiding effect, and the tail of the locking sheet 2 is provided with a connecting hole 20 for connecting the outside, for fixing the pull wire device as a whole after assembly.

[0035] The utility model provides a kind of self-locking function's self-supporting optical cable fixing part, and upper fixed plate and lower fixed plate form optical cable fixing part, can be installed in the assembly groove of outer fixing sleeve, optical cable fixing part and optical cable can be fixed in outer fixing sleeve after being loaded into outer fixing sleeve by locking sheet, and locking buckle on locking sheet cooperates with locking portion on outer fixing sleeve, so that the whole can be locked and positioned after assembly, avoid optical cable from deviating when using or assembling.

[0036] The above is only preferred embodiment of the utility model, it should be pointed out that, for ordinary skilled person in the prior art, on the premise of not departing from the technical principle of the utility model, a plurality of improvements and refinements can be made, these improvements and refinements should be regarded as the protection range of the utility model.

Claims

1. A self-locking self-supporting optical cable fixing device, comprising an outer fixing sleeve (1), a locking piece (2) and an upper fixing plate (11) for pressing an optical cable (3), the outer fixing sleeve (1) is provided with an assembly groove (4), the upper fixing plate (11) is arranged in the assembly groove (4), and the locking piece (2) is inserted into the assembly groove (4) and abuts against the upper end of the upper fixing plate (11), characterized in that: The outer fixed sleeve (1) is provided with a locking portion, and one side of the locking sheet (2) is correspondingly provided with an elastic locking buckle (6); when the locking sheet (2) is installed, the locking buckle (6) is locked and matched with the locking portion after the locking sheet (2) is transversely inserted into the assembly groove (4); when the locking sheet (2) is disassembled, the locking buckle (6) is disengaged from the locking portion by pushing the locking buckle (6) outward. ​ 2. The self-holding, self-supporting optical cable fixing member according to claim 1, wherein: The locking buckle (6) is arranged on the upper end surface of the locking sheet (2), and the locking portion is arranged on the upper end surface of the outer fixed sleeve (1); the lower end of the locking sheet (2) located below the locking buckle (6) is provided with an avoiding groove (7).

3. The self-holding, self-supporting optical cable fixing member according to claim 1, wherein: The locking portion is a tooth portion (5) arranged at equal intervals, the bottom surface of the locking buckle (6) is provided with a hook portion (8), and the hook portion (8) is matched with the tooth portion (5).

4. The self-holding, self-supporting optical cable fixing member according to claim 3, wherein: One side of the tooth portion (5) is provided with an inclined blocking surface (9), and the end surface of the hook portion (8) corresponds to the blocking surface (9).

5. The self-holding, self-supporting optical cable fixing member according to claim 1, wherein: The assembly groove (4) is formed through in the inner portion of the outer fixed sleeve (1), the upper end of the locking sheet (2) is provided with a plurality of folded guide flanges (10), and the guide flanges (10) are slidably arranged on the outer fixed sleeve (1).

6. The self-holding, self-supporting optical cable fixing member according to claim 1, wherein: The bottom of the outer fixed sleeve (1) is further provided with a lower fixed plate (12) corresponding to the upper fixed plate (11), the inner sides of the upper fixed plate (11) and the lower fixed plate (12) are both provided with arc-shaped optical cable grooves (13), and the optical cable (3) is arranged in the optical cable grooves (13).

7. The self-holding, self-supporting optical cable fixing member according to claim 6, wherein: A plurality of anti-skid teeth (14) are arranged in the optical cable grooves (13); the outer sides of the upper fixed plate (11) and the lower fixed plate (12) are both provided with positioning ribs (15), the bottom of the outer fixed sleeve (1) located in the assembly groove (4) is provided with a first positioning groove (16), the bottom of the locking sheet (2) is provided with a second positioning groove (17), and the positioning ribs (15) are respectively arranged in the first positioning groove (16) and the second positioning groove (17).

8. The self-holding, self-supporting cable fixture of claim 1, wherein: The assembly groove (4) is a bevel groove, and the locking sheet (2) is a bevel sliding block corresponding to the assembly groove (4).

9. The self-holding, self-supporting cable fixture of claim 1, wherein: Symmetrical guide ribs (18) are arranged on the upper surface of the locking sheet (2), and symmetrical guide grooves (19) are arranged in the assembly groove (4), and the guide ribs (18) are respectively arranged in the guide grooves (19).

10. The self-holding, self-supporting optical cable fixing member according to claim 1, wherein: The tail portion of the locking sheet (2) is provided with a connecting hole (20) for connecting an external portion.

Images