CN210982843U - Cap type optical cable joint box - Google Patents
Cap type optical cable joint box Download PDFInfo
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- CN210982843U CN210982843U CN201922328623.2U CN201922328623U CN210982843U CN 210982843 U CN210982843 U CN 210982843U CN 201922328623 U CN201922328623 U CN 201922328623U CN 210982843 U CN210982843 U CN 210982843U
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- layer
- top cover
- cap
- extrusion head
- closure according
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- 230000003287 optical effect Effects 0.000 title claims abstract description 30
- 238000001125 extrusion Methods 0.000 claims abstract description 20
- 230000006835 compression Effects 0.000 claims description 16
- 238000007906 compression Methods 0.000 claims description 16
- 239000003365 glass fiber Substances 0.000 claims description 13
- 239000011347 resin Substances 0.000 claims description 13
- 229920005989 resin Polymers 0.000 claims description 13
- 239000003063 flame retardant Substances 0.000 claims description 10
- 239000000758 substrate Substances 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 abstract 1
- 238000003780 insertion Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 description 8
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 4
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses a cap type optical cable joint box, which comprises a top cover and a fixed seat, wherein the top cover is provided with three layers, the outermost layer is a waterproof layer, the middle layer is a drop-proof pressure-resistant layer, the inner layer is a damp-proof layer, four clamping protrusions are arranged on the circumferential wall of the top cover, a pressing block is arranged on the circumferential wall of the top cover, an extrusion head is arranged at the inner side of the pressing block, a limiting groove is arranged at the inner side of the extrusion head, spring placing cavities are arranged at the two sides of the extrusion head, springs are arranged in the two spring placing cavities, the two ends of the extrusion head are connected with connecting blocks, the two connecting blocks are connected with the springs, two elastic inner sleeves are arranged at the top end of the fixed seat, limiting protrusions are arranged at the outer sides of the top ends of the two elastic inner sleeves, flanges are arranged at the bottoms of the elastic, not only increases the toughness of the top cover, but also makes the insertion more convenient and is very practical.
Description
Technical Field
The utility model relates to an optical cable joint box field, concretely relates to cap formula optical cable joint box.
Background
The optical cable joint box is a continuous protection device for providing optical, sealing and mechanical strength continuity between adjacent optical cables, and can be divided into a cap type optical cable joint box and a horizontal type optical cable joint box according to the classification of appearance structures, wherein the cap type optical cable joint box is vertically fixed in an open environment, the common cap type optical cable joint box is made of PC materials, is corrosion-resistant and long in service life, but has poor resistance to physical damage, the joint box has great damage hidden danger in severe weather and some accidental collisions, and once the joint box is damaged, the information loss can be caused, and the loss cannot be estimated; when the splice box needs to be opened in operations such as maintenance of an optical cable line and the like, the fixed seat is not supported, so that the high-altitude disassembly is inconvenient, the whole splice box can only be disassembled and then operated on the ground, and time and labor are wasted.
The application number CN201820162527.8 in the prior art discloses a cap type optical cable joint box, which comprises a top cover and a fixed seat, wherein the fixed seat comprises a joint, a joint seat, a flange and an inner sleeve; the outer wall of the top cover is provided with a shockproof layer, and the upper part and the lower part of one side of the outer wall of the top cover are respectively provided with two clamping bulges; the shockproof layer is provided with an opening around the circumference of the top cover, and the opening is obliquely downwards arranged from inside to outside; a noctilucent layer is circumferentially arranged in the middle of the outer wall of the shockproof layer; two buckles with right trapezoid cross sections are symmetrically arranged at the inner lower part of the top cover around the inner wall of the top cover, and two hooks matched with the buckles are arranged at the top of the inner sleeve around the circumferential direction of the inner sleeve. The utility model discloses utilize the layer of taking precautions against earthquakes to avoid bad weather and unexpected thing that flies to cause the physics to destroy to the joint box, ensured the safety of information, the very big convenience that has increased secondary work of convenient dismantlement mode.
Above patent has very big defect, and its grafting structure is complicated firstly, and the grafting between this top cap and the fixing base is very easy secondly, nevertheless pulls out and is very troublesome, and the protective effect of its top cap is very poor moreover.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a cap type optical cable splice box to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a cap-type optical cable joint box comprises a top cover and a fixed seat, wherein the top cover is provided with three layers, the outermost layer is a waterproof layer, the middle layer is an anti-falling and anti-pressing layer, the inner layer is a moisture-proof layer, four clamping protrusions are arranged on the circumferential wall of the top cover, a pressing block is arranged on the circumferential wall of the top cover, an extrusion head is arranged on the inner side of the pressing block, a limit groove is arranged on the inner side of the extrusion head, spring placing cavities are arranged at two sides of the extrusion head, springs are arranged in the two spring placing cavities, the two ends of the extrusion head are connected with connecting blocks, the two connecting blocks are connected with the spring, the top end of the fixing seat is provided with two elastic inner sleeves, the outer sides of the top ends of the two elastic inner sleeves are provided with limiting bulges, the bottom of each elastic inner sleeve is provided with a flange, the bottom of each flange is provided with a joint seat, and the bottom of each joint seat is provided with a plurality of joints.
Furthermore, the extrusion head and the two connecting blocks are integrally formed.
Furthermore, the limiting bulge, the elastic inner sleeve, the joint seat and the joint seat are integrally formed.
Further, prevent falling resistance to compression layer and include resin substrate layer, glass fiber board layer, resistance to compression stratum reticulare and heat-resisting fire-retardant layer, the resin substrate layer is established at outermost, the inboard at the resin substrate layer is established to the glass fiber board layer, the inside at the glass fiber board layer is established to the resistance to compression stratum reticulare, the inside at the resistance to compression stratum reticulare is established to heat-resisting fire-retardant layer, superpose in proper order and paste between resin substrate layer, glass fiber board layer, resistance to compression stratum reticulare and the heat-resisting fire-retardant layer and form.
Furthermore, four clamping protrusions are arranged on the outer circumferential wall of the top cover and are located on the same straight line.
Furthermore, the outer circumferential wall of the top cover is positioned on the waterproof layer and is provided with a luminous layer.
Furthermore, the distance from the bottom of the top cover to the limiting groove is equal to the distance from the top end of the elastic pressing plate flange to the bottom of the limiting protrusion.
Further, the width of the spring placing cavity is larger than that of the limiting protrusion.
Furthermore, a sealing gasket is arranged between the pressing block and the top cover.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses changing the complicated grafting structure among the prior art into the press head, it is convenient not only to peg graft, and it is also very convenient when pulling out moreover, has still saved the material, sets up the waterproof layer simultaneously on the top cap, prevents falling resistance to compression layer and dampproof course, can effectually increase the intensity of its top cap to the real-time waterproof function of top cap, and is very practical.
Drawings
Fig. 1 is a schematic view of a cap-type optical cable joint box of the present invention;
fig. 2 is an enlarged view of a position a of the cap type optical cable joint box of the present invention;
fig. 3 is a perspective view of a fixing seat of the cap-type optical cable joint box of the present invention;
fig. 4 is a schematic top view of a cap-type optical cable joint box according to the present invention;
fig. 5 is the utility model relates to a layer schematic diagram is prevented falling by antidetonation of cap formula optical cable splice box.
The reference numerals are explained below:
in the figure: 1. a top cover; 2. a fixed seat; 3. a luminescent layer; 4. a waterproof layer; 5. a drop-resistant and pressure-resistant layer; 6. a moisture barrier; 7. an elastic inner sleeve; 8. a flange; 9. a joint base; 10. a joint; 11. a limiting bulge; 12. a spring placement cavity; 13. a spring; 14. a limiting groove; 15. connecting blocks; 16. a pressing block; 17. an extrusion head; 18. clamping convex; 19. a resin base material layer; 20. a glass fiber ply layer; 21. a compression-resistant mesh layer; 22. a heat-resistant flame-retardant layer.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Several embodiments of the invention are given in the accompanying drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1-5, the present invention provides a technical solution:
a cap type optical cable joint box comprises a top cover 1 and a fixed seat 2, wherein the top cover 1 is provided with three layers, the outermost layer is a waterproof layer 4, the middle layer is an anti-falling and anti-pressure layer 5, the inner layer is a moisture-proof layer 6, four clamping protrusions 18 are arranged on the circumferential wall of the top cover 1, a pressing block 16 is arranged on the circumferential wall of the top cover 1, an extrusion head 17 is arranged on the inner side of the pressing block 16, a limiting groove 14 is arranged on the inner side of the extrusion head 17, spring placing cavities 12 are arranged on two sides of the extrusion head 17, springs 13 are arranged in the two spring placing cavities 12, two ends of the extrusion head 17 are connected with connecting blocks 15, the two connecting blocks 15 are connected with the springs 13, two elastic inner sleeves 7 are arranged at the top end of the fixed seat 2, limiting protrusions 11 are arranged on the outer sides of the top ends of the two, the bottom of the flange 8 is provided with a joint seat 9, and the bottom of the joint seat 9 is provided with a plurality of joints 10.
In order to further improve the use function of the cap type cable joint box, the extrusion head 17 is integrally formed between the two connecting blocks 15.
In order to further improve the use function of the cap type optical cable joint box, the limiting bulge 11, the elastic inner sleeve 7, the joint seat 9 and the joint seat 9 are integrally formed.
In order to further improve the service function of a hat-type optical cable splice closure, the anti-falling and anti-pressing layer 5 comprises a resin base material layer 19, a glass fiber board layer 20, a compression-resistant net layer 21 and a heat-resistant flame-retardant layer 22, wherein the resin base material layer 19 is arranged on the outermost layer, the glass fiber board layer 20 is arranged on the inner side of the resin base material layer 19, the compression-resistant net layer 21 is arranged inside the glass fiber board layer 20, the heat-resistant flame-retardant layer 22 is arranged inside the compression-resistant net layer 21, and the resin base material layer 19, the glass fiber board layer 20, the compression-resistant net layer 21 and the heat-resistant flame-retardant layer 22 are sequentially overlapped.
In order to further improve the use function of the cap-type optical cable joint box, four clamping protrusions 18 are arranged on the outer circumferential wall of the top cover 1, and the four clamping protrusions 18 are located on the same straight line.
In order to further improve the use function of the cap-type optical cable joint box, a luminous layer 3 is arranged on the waterproof layer 4 on the outer circumferential wall of the top cover 1.
In order to further improve the use function of the cap-type optical cable joint box, the distance from the bottom of the top cover 1 to the limiting groove 14 is equal to the distance from the top end of the elastic pressing plate flange 8 to the bottom of the limiting protrusion 11.
In order to further improve the use function of the cap type optical cable joint box, the width of the spring placing cavity 12 is larger than that of the limiting protrusion 11.
In order to further improve the use function of the cap type optical cable joint box, a sealing gasket is arranged between the pressing block 16 and the top cover 1.
The working principle is as follows: when the utility model is installed, the hoop enters the space between the clamping bulges from the opening of the waterproof layer, the joint box is fixed on the telegraph pole, the noctilucent layer absorbs light energy in the daytime, and the noctilucent layer emits light at night to provide illumination for night operation; the waterproof layer is wrapped outside the top cover, so that water is prevented from entering the top cover in rainy days; set up simultaneously the antidetonation and prevent falling layer and dampproof course, increased the toughness of top cap and can be dampproofing to the inside realization of top cap, when overhauing the joint box when the operation such as, press the press head can pull out its top cap and fixing base, and is very convenient, then pegs graft on the contrary.
The utility model discloses changing the complicated grafting structure among the prior art into the press head, it is convenient not only to peg graft, and it is also very convenient when pulling out moreover, has still saved the material, sets up the waterproof layer simultaneously on the top cap, prevents falling resistance to compression layer and dampproof course, can effectually increase the intensity of its top cap to the real-time waterproof function of top cap, and is very practical.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. The utility model provides a cap formula optical cable splice box, includes top cap (1) and fixing base (2), its characterized in that: the improved waterproof and pressure-resistant combined type spring is characterized in that the top cover (1) is provided with three layers, the outermost layer is a waterproof layer (4), the middle layer is an anti-falling and pressure-resistant layer (5), the inner layer is a moisture-proof layer (6), four clamping protrusions (18) are arranged on the circumferential wall of the top cover (1), pressing blocks (16) are arranged on the circumferential wall of the top cover (1), an extrusion head (17) is arranged on the inner side of each pressing block (16), a limiting groove (14) is arranged on the inner side of each extrusion head (17), spring placing cavities (12) are arranged on two sides of each extrusion head (17), springs (13) are arranged in the two spring placing cavities (12), connecting blocks (15) are connected to two ends of each extrusion head (17), the two connecting blocks (15) are connected with the springs (13), two elastic inner sleeves (7) are arranged at the top ends of the fixing seats (2), the bottom of two elasticity endotheca (7) is equipped with flange (8), the bottom of flange (8) is equipped with joint seat (9), the bottom of joint seat (9) is equipped with a plurality of and connects (10).
2. A cap cable closure according to claim 1, wherein: the extrusion head (17) and the two connecting blocks (15) are integrally formed.
3. A cap cable closure according to claim 1, wherein: the limiting protrusion (11), the elastic inner sleeve (7), the joint seat (9) and the joint seat (9) are integrally formed.
4. A cap cable closure according to claim 1, wherein: prevent falling anti-pressure layer (5) and include resin substrate layer (19), glass fiber board layer (20), compression-resistant stratum reticulare (21) and heat-resisting fire-retardant layer (22), establish at outermost in resin substrate layer (19), the inboard at resin substrate layer (19) is established in glass fiber board layer (20), the inside at glass fiber board layer (20) is established in compression-resistant stratum reticulare (21), the inside at compression-resistant stratum reticulare (21) is established in heat-resisting fire-retardant layer (22), superpose in proper order and paste and form between resin substrate layer (19), glass fiber board layer (20), compression-resistant stratum reticulare (21) and heat-resisting fire-retardant layer (22).
5. A cap cable closure according to claim 1, wherein: four clamping protrusions (18) are arranged on the outer circumferential wall of the top cover (1), and the four clamping protrusions (18) are located on the same straight line.
6. A cap cable closure according to claim 1, wherein: the outer circumferential wall of the top cover (1) is provided with a noctilucent layer (3) on the waterproof layer (4).
7. A cap cable closure according to claim 1, wherein: the distance from the bottom of the top cover (1) to the limiting groove (14) is equal to the distance from the top end of the elastic pressing plate flange (8) to the bottom of the limiting protrusion (11).
8. A cap cable closure according to claim 1, wherein: the width of the spring placing cavity (12) is larger than that of the limiting protrusion (11).
9. A cap cable closure according to claim 1, wherein: a sealing gasket is arranged between the pressing block (16) and the top cover (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922328623.2U CN210982843U (en) | 2019-12-23 | 2019-12-23 | Cap type optical cable joint box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922328623.2U CN210982843U (en) | 2019-12-23 | 2019-12-23 | Cap type optical cable joint box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210982843U true CN210982843U (en) | 2020-07-10 |
Family
ID=71423597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922328623.2U Active CN210982843U (en) | 2019-12-23 | 2019-12-23 | Cap type optical cable joint box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210982843U (en) |
-
2019
- 2019-12-23 CN CN201922328623.2U patent/CN210982843U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 637000 Duofu Park, Xichong County, Nanchong City, Sichuan Province Patentee after: Sichuan Tongguang Cable Co.,Ltd. Address before: 637000 Duofu Park, Xichong County, Nanchong City, Sichuan Province Patentee before: SICHUAN TONGGUANG OPTICAL CABLE CO.,LTD. |
|
| CP01 | Change in the name or title of a patent holder |