CN211295617U

CN211295617U - Cable clamping mechanism and cable sealing and clamping device

Info

Publication number: CN211295617U
Application number: CN202020241700.0U
Authority: CN
Inventors: 张荣兴; 孙继伟; 李春生; 崔涛; 张易
Original assignee: Rosenberger Shanghai Technology Co Ltd
Current assignee: Rosenberger Shanghai Technology Co Ltd; Rosenberger Shanghai Communication Technology Co Ltd
Priority date: 2020-03-03
Filing date: 2020-03-03
Publication date: 2020-08-18
Anticipated expiration: 2030-03-03

Abstract

The utility model discloses a cable fixture, cable fixture include two centre gripping subassemblies of mutually supporting and movably locate the cable press part on arbitrary one centre gripping subassembly, form the accommodation space after two centre gripping subassemblies cooperate, and the cable press part is located the accommodation space, and the cable press part is supported to pressing fixedly to the cable that is located the accommodation space. The utility model discloses still disclose the sealed clamping device of cable including above-mentioned cable fixture. The utility model discloses an adopt the design of matched with centre gripping subassembly, can realize the quick installation of cable, need not to connect cable subassembly product in advance and connect, be applicable to outdoor environment, improve the installation effectiveness when waterproof, dirt-proof.

Description

Cable clamping mechanism and cable sealing and clamping device

Technical Field

The utility model relates to a cable fixture and cable seal clamping device.

Background

With the continuous development of mobile communication, the application of optical fiber and other cables is more and more extensive, and the application fields of the optical fiber and other cables are spread in the communication, traffic, industry, medical, education, aerospace, computer and other industries, and the optical fiber and other cables are applied to various occasions, such as outdoor occasions, indoor occasions and the like. Outdoor environment is complicated and changeable, and rainwater, dust, ultraviolet radiation, mice and the like can all have certain destructive effects on optical fibers placed outdoors. In order to cope with a severe outdoor environment, it is necessary to perform treatments such as water proofing and dust proofing on cables such as optical fibers, and to meet a requirement for good weather resistance.

In the prior art, the cable clamping and sealing are realized by two mechanisms generally, the structure is relatively complex, the cable sealing mechanism generally adopts a Glan head sealing mode, and the cable clamping mechanism generally adopts a reinforcing rib fixing mode by using a screw with a hole, so that the cable clamping mechanism has the defects of large volume, low space utilization rate and time and labor waste in installation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's defect, provide a cable fixture and cable seal clamping device, realize improving assembly efficiency and space utilization when waterproof, dirt-proof.

In order to achieve the above object, the utility model provides a following technical scheme: the cable clamping mechanism comprises two clamping components which are matched with each other and a cable pressing piece which is movably arranged on any one of the clamping components, wherein an accommodating space is formed after the two clamping components are matched with each other, the cable pressing piece is located in the accommodating space, and the cable pressing piece presses and fixes a cable located in the accommodating space.

Preferably, the accommodating space is a conical cavity structure, and the cable pressing piece is conical.

Preferably, one of the clamping components is provided with a hook, the other clamping component is provided with a convex block, and the hook and the convex block are buckled to realize the matching of the two clamping components.

The utility model also discloses a cable sealing clamping device, cable sealing clamping device includes cable fixture, box body and from the latch fitting, the box body is equipped with the sealed hole, cable fixture install in the sealed hole, from the latch fitting will cable fixture is fixed in the sealed hole.

Preferably, a first sealing surface is arranged on the cable clamping mechanism, a second sealing surface is arranged in the sealing hole, and the first sealing surface is matched with the second sealing surface.

Preferably, the cable clamping mechanism comprises two clamping assemblies which are matched with each other, each clamping assembly comprises a shell and an elastic sealing element arranged at one end of the shell, a waterproof surface is formed on each elastic sealing element, and the two waterproof surfaces form the first sealing surface after the two clamping assemblies are matched with each other.

Preferably, the self-locking piece inserts the tooth including the first tooth of inserting and the second that sets up relatively, the box body is equipped with the confession respectively first insert the tooth with the second inserts the tooth and inserts first jack and second jack in the sealing hole, cable fixture is located first jack with between the second jack, first insert the tooth insert behind the first jack with cable fixture cooperation, the second insert the tooth insert behind the second jack with cable fixture cooperation.

Preferably, the first inserting tooth and the second inserting tooth both include a first corrugated surface, second corrugated surfaces are disposed on two sides of the cable clamping mechanism, the first corrugated surface of the first inserting tooth is matched with the second corrugated surface on one side of the cable clamping mechanism, and the first corrugated surface of the second inserting tooth is matched with the second corrugated surface on the other side of the cable clamping mechanism.

Preferably, the first insert tooth and the second insert tooth each include a guide inclined plane opposite to the first corrugated surface, inclined plane guide rails are arranged in the first jack and the second jack, the guide inclined plane of the first insert tooth is matched with the inclined plane guide rails in the first jack, and the guide inclined plane of the second insert tooth is matched with the inclined plane guide rails in the second jack.

Preferably, the width of the first insertion tooth is greater than the width of the second insertion tooth.

The utility model has the advantages that:

(1) the cable clamping mechanism is designed by adopting the buckled clamping assembly, so that the cable can be quickly installed, the cable assembly product does not need to be pre-assembled, and the cable clamping mechanism is suitable for outdoor environment and has high waterproof and dustproof grade;

(2) the cable sealing and clamping device adopts the integrated design of cable fixing and sealing, and compared with the existing flange head type installation mode, the cable sealing and clamping device has the advantages of miniaturized volume and high installation efficiency.

Drawings

FIG. 1 is a perspective schematic view of the cable clamping mechanism of FIG. 1;

FIG. 2 is a perspective view of the cable clamping mechanism of FIG. 2 with a clamping assembly removed;

FIG. 3 is a schematic perspective view of the box body of the present invention after partially cut;

FIG. 4 is a perspective view of the cassette of FIG. 1;

FIG. 5 is a perspective view of the self-locking element of FIG. 1;

reference numerals: 10. the cable clamping mechanism comprises a cable clamping mechanism body 11, a clamping component 111, a shell body 112, an elastic sealing piece 113, a second corrugated surface 12, a cable pressing piece 13, a cable hole 14, a clamping hook 15, a convex block 16, a first sealing surface 20, a box body 21, a sealing hole 22, a second sealing surface 23, a first insertion hole 24, a second insertion hole 25, an inclined plane guide rail 30, a self-locking piece 31, a first insertion tooth 32, a second insertion tooth 33, a first corrugated surface 34, a guide inclined plane 40 and a cable.

Detailed Description

The technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of the present invention.

With reference to fig. 1-2, for the utility model discloses a cable clamping mechanism 10, including two clamping component 11 that cooperate, and two form an accommodation space after clamping component 11 locks, be equipped with in the accommodation space and be used for carrying out the cable press 12 that supports to pressing fixedly to being located the cable 40 of accommodation space, on any one clamping component 11 is located to cable press 12 is movably, during the implementation, after cable 40 assembles to clamping component 11, to predetermineeing orientation (if downwards) promotion cable press 12, cable press 12 makes the space of holding cable 40 in the accommodation space reduce, cable 40 receives the extrusion force and is fixed. In this embodiment, the accommodating space preferably has a tapered cavity structure, and the cable pressing member 12 preferably has a tapered pressing member, which is more favorable for fixing the cable.

Each clamping assembly 11 includes a housing 111 and an elastic sealing member 112 installed at one end of the housing 111, and the two housings 111 are fastened to form the accommodating space. In this embodiment, two housings 111 are formed with an accommodating cavity, and the two accommodating cavities form an accommodating space after the two housings 111 are fastened, but in other embodiments, an accommodating space may be provided in any one of the housings 111, and the specific implementation may be set according to actual requirements.

The two clamping components 11 are buckled to form at least one cable hole 13 for a cable to pass through. Specifically, two cable half-holes are formed in the two housings 111, and the two cable half-holes form the cable hole 13 after the two housings 111 are fastened, but in other embodiments, the cable hole 13 may be formed in any one of the housings 111, and the specific implementation may be set according to actual requirements.

In this embodiment, as shown in fig. 2, two cable holes 13 are formed after the two clamping assemblies 11 are fastened to clamp the two cables 40, and the cable pressing member 12 is located between the two cables, and the cable pressing member 12 can press and fix the two cables 40 after moving toward a predetermined direction (e.g., downward).

As shown in fig. 2, the two housings 111 are fastened by a snap structure, which is convenient to detach and install. Specifically, the locking structure includes a hook 14 and a protrusion 15 that cooperates with the hook 14 to achieve locking. One shell 111 is provided with a hook 14, the other shell 111 is provided with a projection 15 matched with the hook 14, and the two shells 111 are buckled through the matching of the hook 14 and the projection 15. In this embodiment, the two shells 111 are fastened by four fastening structures, that is, two hooks 14 and two protrusions 15 are disposed on one shell 111, and a protrusion 15 matched with the hook 14 and a hook 14 matched with the protrusion 15 are disposed on the other shell 111. Of course, in other embodiments, the number of the fastening structures and the positions of the hooks 14 and the protrusions 15 can be set according to actual requirements.

Cable fixture 10, through the centre gripping subassembly 11 that adopts the lock, can realize cable 40's quick installation, need not to connect cable subassembly product dress in advance, be applicable to outdoor environment, waterproof dustproof grade is high.

As shown in fig. 3, for the utility model discloses a cable sealing clamping device, including cable fixture 10, box body 20 and from locking piece 30, wherein, be equipped with the sealed hole 21 that is used for installing cable fixture 10 on the box body 20, cable fixture 10 is installed in sealed hole 21 through from locking piece 30, realizes fixing and sealing of cable fixture 10 and box body 20, and waterproof dustproof grade can reach IP 67.

In order to realize the sealing after the cable is fixed, the cable clamping mechanism 10 is provided with a first sealing surface 16, and the first sealing surface 16 is a conical waterproof surface. Specifically, as shown in fig. 1 and 2, each elastic sealing member 112 has a waterproof surface formed on an outer surface thereof, and the two waterproof surfaces form the first sealing surface 16 after the two clamping assemblies 11 are fastened together.

As shown in fig. 4, one end surface of the box body 20 is recessed inwards to form a sealing hole 21 for installing the cable clamping mechanism 10, the cross section of the sealing hole 21 is in a rounded rectangular shape, and a second sealing surface 22 which is matched with the first sealing surface 16 to realize sealing is formed in the sealing hole 21. In operation, the cable clamping mechanism 10 is fixed in the sealing hole 21 through the self-locking member 30, and the first sealing surface 16 on the cable clamping mechanism 10 is tightly attached to the second sealing surface 22 in the sealing hole 21, so as to achieve waterproof and dustproof effects. In this embodiment, the cross section of the box 20 is rectangular, and the box 20 with rectangular appearance design can improve the space utilization rate during application.

As shown in fig. 5, the self-locking member 30 is used for fixing the cable clamping mechanism 10 in the sealing hole 21 of the box body 20, and includes a first insertion tooth 31 and a second insertion tooth 32 which are oppositely arranged, wherein each of the first insertion tooth 31 and the second insertion tooth 32 includes a first end face and a second end face which are oppositely arranged, the first end face is formed with a first corrugated face 33, and the second end face is formed with a guide inclined face 34. In this embodiment, the self-locking member 30 is generally U-shaped.

As shown in fig. 4, the box body 20 is provided with a first insertion hole 23 which is matched with the first insertion tooth 31 and used for inserting the first insertion tooth 31 into the sealing hole 21, and a second insertion hole 24 which is matched with the second insertion tooth 32 and used for inserting the second insertion tooth 32 into the sealing hole 21, and the first insertion hole 23 and the second insertion hole 24 are both provided with a slope guide 25 matched with the guide slope 34.

As shown in fig. 2, the two housings 111 are provided with second corrugated surfaces 113 matching with the first corrugated surfaces 33, when the first inserting tooth 31 and the second inserting tooth 32 are inserted into the first inserting hole 23 and the second inserting hole 24 respectively, the cable clamping mechanism 10 is located between the first inserting tooth 31 and the second inserting tooth 32, and the first corrugated surface 33 of the first inserting tooth 31 is engaged with the second corrugated surface 113 on one housing 111, and the first corrugated surface 33 of the second inserting tooth 32 is engaged with the second corrugated surface 113 on the other housing 111, so as to finally lock the position of the self-locking member 30.

In order to allow the self-locking member 30 to be correctly inserted into the sealing hole 21 to avoid a reliability accident caused by a wrong use, the self-locking member 30 adopts a fool-proof design in which the width of the first insertion tooth 31 in the cable extending direction is greater than the width of the second insertion tooth 32 in the cable extending direction, and when the self-locking member 30 is used by mistake, the self-locking member 30 cannot be inserted into the sealing hole 21 through the first insertion hole 23 and the second insertion hole 24.

In practice, the cable clamping mechanism 10 is first installed in the sealing hole 21, and the first insertion tooth 31 and the second insertion tooth 32 of the self-locking member 30 are further inserted into the first insertion hole 23 and the second insertion hole 24 of the box body 20, respectively. When the first insert tooth 31 is inserted into the first insertion hole 23 and the second insert tooth 32 is inserted into the second insertion hole 24, the guide inclined surface 34 of the first insert tooth 31 cooperates with the inclined surface guide 25 in the first insertion hole 23, the guide inclined surface 34 of the second insert tooth 32 cooperates with the inclined surface guide 25 in the second insertion hole 24, at the same time, the first corrugated surface 33 of the first insert tooth 31 and the first corrugated surface 33 of the second insert tooth 32 respectively correspondingly contact with the two second corrugated surfaces 113 on the two housings 111, the cable clamping mechanism 10 continuously moves along the preset direction with the continuous insertion of the first insert tooth 31 and the second insert tooth 32, after the first insert tooth 31 and the second insert tooth 32 are respectively inserted into the first insertion hole 23 and the second insertion hole 24, the cable clamping mechanism 10 is located between the first insert tooth 31 and the second insert tooth 32, the first sealing surface 16 of the cable clamping mechanism 10 cooperates with the second sealing surface 22 in the sealing hole 21 of the box body 20, the sealing of the cable clamping mechanism 10 and the box body 20 is realized, meanwhile, the elastic sealing element 112 on the cable clamping mechanism 10 is subjected to a reaction force, so that the second corrugated surface 113 on the cable clamping mechanism 10 is meshed with the first corrugated surface 33 on the self-locking piece 30, the position locking of the self-locking piece 30 is realized, and the self-locking piece 30 finally locks the cable clamping mechanism 10 in the sealing hole 21 of the box body 20.

Sealed clamping device of cable, adopt the fixed and sealed integrated design of cable, can realize that 40 quick fixings of cable and sealed, improve the installation effectiveness when realizing waterproof, dirt-proof to compare with current glan hair style mounting means, the sealed clamping device of cable still has the miniaturized advantage of volume.

The technical contents and features of the present invention have been disclosed as above, however, those skilled in the art can still make various substitutions and modifications based on the teaching and disclosure of the present invention without departing from the spirit of the present invention, therefore, the protection scope of the present invention should not be limited to the contents disclosed in the embodiments, but should include various substitutions and modifications without departing from the present invention, and should be covered by the claims of the present patent application.

Claims

1. The cable clamping mechanism is characterized by comprising two clamping components which are matched with each other and a cable pressing piece which is movably arranged on any one of the clamping components, wherein an accommodating space is formed after the two clamping components are matched with each other, the cable pressing piece is positioned in the accommodating space, and the cable pressing piece presses and fixes a cable positioned in the accommodating space.

2. The cable clamping mechanism according to claim 1, wherein said accommodating space is a tapered cavity structure, and said cable pressing member is tapered.

3. The cable clamp mechanism of claim 1, wherein one of said clamp assemblies includes a hook and the other of said clamp assemblies includes a projection, said hook engaging said projection to engage said clamp assemblies.

4. The utility model provides a cable sealing clamping device, its characterized in that, cable sealing clamping device includes cable fixture, box body and from the latch fitting, the box body is equipped with sealed hole, cable fixture install in sealed downthehole, from the latch fitting will cable fixture is fixed in sealed downthehole.

5. The cable seal clamp of claim 4, wherein the cable clamp mechanism includes a first sealing surface, and a second sealing surface is disposed in the seal bore, the first sealing surface cooperating with the second sealing surface.

6. The cable seal clamp of claim 5, wherein the cable clamping mechanism includes two clamping assemblies that engage each other, each clamping assembly including a housing and a resilient sealing member disposed at one end of the housing, each resilient sealing member having a water repellant surface formed thereon, the two repellant surfaces forming the first sealing surface when the two clamping assemblies engage.

7. The cable sealing and clamping device according to claim 4, wherein the self-locking member comprises a first insertion tooth and a second insertion tooth which are oppositely arranged, the box body is provided with a first insertion hole and a second insertion hole for inserting the first insertion tooth and the second insertion tooth into the sealing hole respectively, the cable clamping mechanism is located between the first insertion hole and the second insertion hole, the first insertion tooth is inserted into the first insertion hole and then matched with the cable clamping mechanism, and the second insertion tooth is inserted into the second insertion hole and then matched with the cable clamping mechanism.

8. The cable sealing and clamping device of claim 7, wherein the first and second insert teeth each include a first corrugated surface, and wherein the cable clamping mechanism is provided with a second corrugated surface on each side, the first corrugated surface of the first insert tooth cooperating with the second corrugated surface on one side of the cable clamping mechanism, and the first corrugated surface of the second insert tooth cooperating with the second corrugated surface on the other side of the cable clamping mechanism.

9. The cable seal clamp of claim 8, wherein the first and second insert teeth each include a guide ramp disposed opposite the first corrugated surface, and wherein the first and second receptacles each have a ramp guide therein, the guide ramp of the first insert tooth cooperating with the ramp guide in the first receptacle, and the guide ramp of the second insert tooth cooperating with the ramp guide in the second receptacle.

10. The cable sealing and gripping apparatus of claim 7, wherein the width of the first insert tooth is greater than the width of the second insert tooth.