CN114243624A - Cable joint protection architecture - Google Patents
Cable joint protection architecture Download PDFInfo
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- CN114243624A CN114243624A CN202111625474.1A CN202111625474A CN114243624A CN 114243624 A CN114243624 A CN 114243624A CN 202111625474 A CN202111625474 A CN 202111625474A CN 114243624 A CN114243624 A CN 114243624A
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- tight
- rigid locking
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- 238000009434 installation Methods 0.000 claims abstract description 7
- 238000007789 sealing Methods 0.000 claims description 102
- 230000006835 compression Effects 0.000 claims description 62
- 238000007906 compression Methods 0.000 claims description 62
- 230000007704 transition Effects 0.000 claims description 11
- 238000003780 insertion Methods 0.000 claims description 9
- 230000037431 insertion Effects 0.000 claims description 9
- 230000000087 stabilizing effect Effects 0.000 claims description 8
- 230000001012 protector Effects 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 6
- 210000002105 tongue Anatomy 0.000 description 38
- 238000000034 method Methods 0.000 description 5
- 238000012856 packing Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G15/00—Cable fittings
- H02G15/08—Cable junctions
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G15/00—Cable fittings
- H02G15/013—Sealing means for cable inlets
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G15/00—Cable fittings
- H02G15/08—Cable junctions
- H02G15/18—Cable junctions protected by sleeves, e.g. for communication cable
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Abstract
The invention discloses a cable joint protection structure, which belongs to the technical field of cable connection and comprises a locking barrel cap, wherein the interior of one end of the locking barrel cap is detachably connected with a connecting locking tongue, the interior of the connecting locking tongue is tightly contacted with a tight limiting sleeve in a butting way, and the interior of the other end of the locking barrel cap is tightly pressed and abutted with a pressing lock tongue; during installation, the tight spring bolt and the tight limit sleeve are sequentially sleeved on one cable, the tight limit sleeve tightly abuts against the connecting end of the cable, the locking barrel cap and the pressing spring bolt are sequentially sleeved on the other cable, the pressing spring bolt abuts against the connecting end of the other cable, the connecting ends of the two cables are communicated, the tight limit sleeve abuts against the pressing spring bolt, the pressing spring bolt abuts against the tight limit sleeve, and the locking barrel cap is connected with the pressing spring bolt to enable the pressing spring bolt to tightly press against the locking barrel cap. The protection structure can be tightly and hermetically connected with the cable, so that water in the cable is prevented from permeating, and the phenomenon that the connection part of the two cables is loosened or disconnected is also avoided.
Description
Technical Field
The invention relates to a cable joint protection structure, and belongs to the technical field of cable connection.
Background
The cable is a transmission medium in power and communication, and is an insulated wire formed by arranging one or more mutually insulated conductive wire cores in a sealed sheath. If need be with two cable junction, whether firm of connection, whether two cable junction have the rainwater to enter during sleet weather will be considered. Some protection architecture among the prior art still exist and connect the leakproofness poor, still can ooze into water in two cables, also have the not hard up problem of connection, and two cables receive vibrations or drag, lead to two cable junction to take place not hard up even disconnection, therefore influence communication, circular telegram between two cables.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a cable joint protection structure which can be tightly and hermetically connected with a cable, so that water is prevented from permeating into the cable, the phenomenon that the joint of two cables is loosened or disconnected is also avoided, and meanwhile, the protection structure is simple in structure, is convenient to install and disassemble when used for connecting two cables.
In order to achieve the purpose, the invention adopts the following technical scheme: a cable joint protection structure comprises a locking barrel cap, wherein a connecting locking tongue is detachably connected inside one end of the locking barrel cap, a tight limiting sleeve is tightly contacted with the inside of the connecting locking tongue in a propping manner, a compression locking tongue is tightly pressed and abutted inside the other end of the locking barrel cap, and the compression locking tongue is abutted with the tight limiting sleeve; during installation, the tight spring bolt, the tight limit cover suit in proper order on a cable, and the tight limit cover butt is at the link of this cable, locking barrel cap, compress tightly the spring bolt suit in proper order on another cable, and compress tightly the spring bolt butt at the link of another cable, the link switch-on of two cables, tight limit cover butt is on compressing tightly the spring bolt, compress tightly the spring bolt and compress tightly the tight limit cover of butt, will lock barrel cap and compress tightly the spring bolt and be connected and make the spring bolt compress tightly the butt in locking barrel cap.
Preferably, the cross section of the locking cylinder cap is of an inverted L-shaped structure, two ends of an inner cavity of the locking cylinder cap are respectively provided with a first compression cavity and a second compression cavity, a transition cavity is arranged between the first compression cavity and the second compression cavity, the inner diameter of the transition cavity is larger than that of the first compression cavity and smaller than that of the second compression cavity, locking grooves are formed in the positions of the locking cylinder cap and the second compression cavity opposite to the locking cylinder cap, the inner wall of each locking groove is provided with a first thread, and an inserting and pressing fixing ring is formed between each locking groove and the second compression cavity; the locking groove is in threaded connection with the connecting locking bolt, the pressing locking bolt is pressed and abutted in the first pressing cavity, and the connecting locking bolt is pressed and abutted in the second pressing cavity.
Preferably, even lock tongue includes the cross-section and personally submits the locking cap of L type structure, the fixed elastic sealing portion that sets up of interior flat surface of locking cap, the fixed rigid locking portion one that is provided with on the outer curved surface of elastic sealing portion one, rigid locking portion one with compress tightly two mutual matchings in chamber, form the groove of inserting and pressing between rigid locking portion one and the locking cap, the inner and outer curved surface of locking cap is provided with screw thread two, screw thread two and screw thread one screwed connection make even lock tongue be connected with locking barrel cap, insert the solid ring of pressing and insert the inslot of pressing, with rigid locking portion one lock in compressing tightly chamber two and make elastic sealing portion one and the sealed butt of tight limit sleeve.
Preferably, the first elastic sealing part comprises a first elastic sealing gasket and a second elastic sealing gasket which are of semicircular structures and are arranged in an up-and-down symmetrical mode, a first gap is reserved between the first elastic sealing gasket and the second elastic sealing gasket, the first rigid locking part comprises a first rigid locking plate fixedly connected with the first elastic sealing gasket and a second rigid locking plate fixedly connected with the second elastic sealing gasket, the first rigid locking plate and the second rigid locking plate are arranged in an up-and-down symmetrical mode and are of semicircular structures, a second gap is reserved between the first rigid locking plate and the second rigid locking plate, and the gap of the second gap is larger than that of the first gap; the first rigid locking part is locked in the second compression cavity, the first rigid locking plate is combined with the second rigid locking plate, and the first elastic sealing gasket is in sealing pressure connection with the second elastic sealing gasket.
Preferably, compress tightly the spring bolt and include the tight adapter sleeve, the fixed elastic sealing portion two that sets up of outer curved surface of tight adapter sleeve, the fixed rigid locking portion two that is provided with of outer curved surface of elastic sealing portion two, rigid locking portion two matches each other with compressing tightly chamber one, and the external diameter of rigid locking portion two is less than the external diameter of rigid locking portion one, and when linking up the spring bolt and being connected with the locking barrel cap, rigid locking portion two compresses tightly the butt and compresses tightly the chamber one, compresses tightly sealed messenger tight adapter sleeve and the sealed butt of cable with elastic sealing portion two.
Preferably, the second elastic sealing part comprises a third elastic sealing gasket and a fourth elastic sealing gasket which are of semicircular structures and are arranged in an up-and-down symmetrical mode, a third gap is reserved between the third elastic sealing gasket and the fourth elastic sealing gasket, the second rigid locking part comprises a third rigid locking plate fixedly connected with the inner curved surface of the third elastic sealing gasket and a fourth rigid locking plate fixedly connected with the inner curved surface of the fourth elastic sealing gasket, the third rigid locking plate and the fourth rigid locking plate are arranged in an up-and-down symmetrical mode and are of semicircular structures, a fourth gap is reserved between the third rigid locking plate and the fourth rigid locking plate, and the gap of the fourth gap is larger than that of the third gap; the rigid locking part II is locked in the pressing cavity I, the rigid locking plate III is combined with the rigid locking plate IV, and the elastic sealing gasket III is in sealing pressure connection with the elastic sealing gasket IV.
Preferably, the first compression cavity and the second compression cavity are both in a truncated cone-shaped structure, the inner diameter of the first compression cavity gradually increases towards the direction of the transition cavity, and the inner diameter of the second compression cavity gradually increases towards the direction far away from the transition cavity; the first rigid locking part and the second rigid locking part are both in a cone frustum-shaped structure, the outer diameter of the first rigid locking part is gradually reduced towards the second rigid locking part, and the outer diameter of the second rigid locking part is gradually reduced towards the direction far away from the first rigid locking part.
Preferably, the tight limiting sleeve and the tight fastening sleeve are respectively provided with a limiting ring plate and a fixed ring plate at one end close to each other, the limiting ring plate is fixedly connected with a limiting rod, the other end of the limiting rod abuts against and is tightly fixed in a stabilizing groove, the stabilizing groove is arranged on the curved surface of the fixed ring plate, and the outer diameter part of the limiting ring plate, the outer diameter part of the fixed ring plate and the limiting rod are not deformed.
Preferably, one end of the tight limiting sleeve, the end of the tight limiting sleeve and the end of the tight limiting sleeve, which are far away from each other, are respectively provided with a first tight pressing pad and a second tight pressing pad, the first tight pressing pad is in sealing abutting connection with the locking cap, and the second tight pressing pad is in sealing abutting connection with the locking barrel cap.
Preferably, the protection structure further comprises two elastic shields, and each elastic shield is correspondingly abutted and inserted into the connecting end of each cable; the elastic limiting rings are respectively arranged at the opposite ends of the two elastic protectors, each elastic protector is provided with a plurality of cable holes, a through hole is arranged between the cable hole arranged on the inner side and the cable hole arranged on the outer side, and the through hole is also arranged on the outer peripheral surface of the elastic protector and penetrates through the cable hole arranged on the outermost side.
The invention has the beneficial effects that: 1. the invention is provided with the locking barrel cap, one end of the locking barrel cap is detachably connected with the connecting lock tongue, and the other end of the locking barrel cap presses and abuts against the pressing lock tongue.
2. The connecting lock tongue is tightly abutted to one cable through the tight limiting sleeve, the pressing lock tongue is tightly sleeved on the other cable, the locking cylinder cap is spirally connected with the connecting lock tongue, so that the connecting lock tongue and the pressing lock tongue are respectively tightly pressed by the cables in a sealing way, the two cables are tightly connected, the phenomena of loose connection and even disconnection are avoided, meanwhile, the connecting end of the two cables is effectively sealed by the protection structure, and water is prevented from permeating into the cables.
3. In the process of connecting the locking barrel cap and the connecting locking bolt, the tight limiting sleeve fixes the pressing locking bolt, so that two cables are further tightly and fixedly connected, and the sealing is more tight.
4. According to the invention, the first compression cavity and the second compression cavity are arranged in the locking barrel cap, the inner diameter is gradually reduced in the connection process, the first compression cavity gradually combines the third rigid locking plate with the fourth rigid locking plate to enable the second elastic sealing part to be gradually compressed and sealed, and the second compression cavity gradually combines the first rigid locking plate with the second rigid locking plate to enable the first elastic sealing part to be gradually compressed and sealed, so that the connection stability and the sealing property are improved, and meanwhile, the phenomenon that two cables are damaged due to sudden compression is avoided.
Drawings
Fig. 1 is a structural diagram of the split state according to the present invention.
Fig. 2 is a schematic diagram of the installation process of the present invention.
Fig. 3 is a schematic structural view of the locking cartridge cap of the present invention.
Fig. 4 is a schematic structural view of the fastening bolt of the present invention.
Fig. 5 is a schematic structural diagram of the tight-limiting sleeve of the present invention.
Fig. 6 is a schematic structural view of the hold-down bolt of the present invention.
Figure 7 is a schematic view of the construction of the cinch sleeve of the present invention.
Fig. 8 is a schematic structural view of the elastic shield of the present invention.
Fig. 9 is a schematic structural view of the mounting molding of the present invention.
Fig. 10 is a cross-sectional view of the mounting form of the present invention.
Fig. 11 is a sectional view taken along the line a-a in fig. 10.
Fig. 12 is a sectional view taken in the direction B-B in fig. 10.
In the figure: 1. the locking cylinder cap 101, the locking groove 103, the second compression cavity 104, the transition cavity 105, the first compression cavity 106, the insert compression ring 2, the connecting lock tongue 201, the first elastic sealing part 2011, the first elastic sealing gasket 2012, the second elastic sealing gasket 202, the first rigid locking part 2021, the first rigid locking plate 2022, the second rigid locking plate 203, the locking cap 204, the insert compression groove 3, the compression lock tongue 301, the tight fastening sleeve 3011, the fixed ring plate 3012, the stabilizing groove 3013, the second tight pressure pad 302, the second elastic sealing part 3021, the fourth elastic sealing gasket 3022, the third elastic sealing gasket 303, the second rigid locking part 3031, the fourth rigid locking plate 3032, the third rigid locking plate 4, the elastic protection 401, the elastic limit ring 402, the cable hole 403, the through hole, the limiting sleeve 5, the tight pressure limit rod 501, the limiting rod 502, the ring limiting plate 503, the first tight pressure pad 503, the cable 6 and the cable.
Detailed Description
The technical solutions in the implementation of the present invention will be made clear and fully described below with reference to the accompanying drawings, and the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 12, in order to connect and fasten two cables 6 and achieve good sealing performance, and to facilitate connection and installation of the two cables 6, time and labor are saved, the cable joint protection structure provided by the embodiment of the present invention is provided with a locking cylinder cap 1, a connecting locking tongue 2, and a pressing locking tongue 3, when being installed, in combination with the installation state of fig. 2, at the connection end of the two cables 6, the locking tongue 2 is tightly sleeved on one cable 6, the other cable 6 is sleeved on the locking cylinder cap 1, and then the pressing locking tongue 3 is tightly sleeved on the other cable 6, at the same time, in order to further tighten the connecting locking tongue 2 and the cables 6, a tight limiting sleeve 5 is tightly sleeved on the connecting locking tongue 2 and the cables 6, then the two cables are connected, the connecting locking tongue 2 is inserted into one end of the locking cylinder cap 1, and when the two tongues are detachably connected, the connecting locking tongue 2 is gradually tightly locked on one installed cable 6, and tightly seal through the tight limit sleeve 5, and the compressing bolt 3 is gradually sleeved into the other end of the locking cylinder cap 1 and tightly sealed and locked on another installed cable 6 by the locking cylinder cap 1, so that the tight limit sleeve 5 is abutted against the compressing bolt 3 to prevent the compressing bolt 3 from slipping when being locked by the locking cylinder cap 1, and the compressing bolt 3 is gradually fixed and sleeved in the locking cylinder cap 1, as shown in fig. 9, so that the two cables 6 are tightly sealed and connected by the protection structure, the protection structure has a simple structure and a simple installation process, and can be quickly installed and disassembled.
In another embodiment of the present invention, with reference to fig. 3, 4, 6 and 7, in order to better enable the locking cylinder cap 1 to tightly lock the fastening bolt 2 and the pressing bolt 3 on the cable 6 and enhance the sealing performance, the fastening bolt 2 includes a locking cap 203 with an L-shaped cross section, the locking cap 203 is used to detachably connect the fastening bolt 2 and the locking cylinder cap 1, an elastic sealing portion one 201 is fixedly disposed on an inner plane of the locking cap 203 to press the tightening limiting sleeve 5 on the cable 6, so as to improve the sealing performance and the connection fastening performance between the fastening bolt 2 and the cable 6, the elastic sealing portion one 201 includes an elastic packing one 2011 and an elastic packing two 2012 which are arranged in an up-down and semicircular structure, and a gap one is left between the elastic packing one 2011 and the elastic packing two 2012, so as to enable the elastic sealing portion one 201 to seal, thereby achieving tight locking and sealing of the elastic sealing portion one 201, the outer curved surface of the elastic sealing part I201 is connected with a rigid locking part I202, an inserting and pressing groove 204 is formed between the rigid locking part I202 and the locking cap 203, the rigid locking part I202 comprises a rigid locking plate I2021 and a rigid locking plate II 2022 which are vertically symmetrical and arranged in a semicircular structure, a gap II is reserved between the rigid locking plate I2021 and the rigid locking plate II 2022, the inner curved surface of the rigid locking plate I2021 is fixedly connected with the outer curved surface of the elastic sealing gasket I2011, the inner curved surface of the rigid locking plate II 2022 is fixedly connected with the outer curved surface of the elastic sealing gasket II 2012, and the gap of the gap II is larger than the gap of the gap I.
Referring to fig. 6 and 7, the pressing bolt 3 includes a tight fastening sleeve 301 for tightly sleeving the pressing bolt 3 on the cable 6, in order to improve the sealing performance and the connection fastening performance between the tight fastening sleeve 301 and the cable 6, an elastic sealing part two 302 is connected on an outer curved surface of the tight fastening sleeve 301, the elastic sealing part two 302 includes an elastic sealing gasket three 3022 and an elastic sealing gasket four 3021 which are arranged in a vertically symmetrical and semicircular structure, and a gap three is left between the elastic sealing gasket three 3022 and the elastic sealing gasket four 3021, in order to enable the elastic sealing part two 302 to be locked in a sealing manner, so as to achieve the locked tight sealing of the elastic sealing part two 302, a rigid locking part two 303 is connected on the outer curved surface of the elastic sealing part two 302, the rigid locking part two 303 includes a rigid locking plate 3032 and a rigid locking plate 3031 which are arranged in a vertically symmetrical and semicircular structure, and a gap four is left between the rigid locking plate 3032 and the rigid locking plate four 3031, the inner curved surface of the rigid locking plate three 3032 is fixedly connected with the outer curved surface of the elastic sealing gasket three 3022, the inner curved surface of the rigid locking plate four 3031 is fixedly connected with the outer curved surface of the elastic sealing gasket four 3021, and the gap of the gap two is larger than the gap of the gap one. Meanwhile, in order to further facilitate the connection between the locking cylinder cap 1 and the connecting locking bolt 2 and to enable the pressing locking bolt 3 to be smoothly sleeved inside the other end of the locking cylinder cap 1, the outer diameter of the first rigid locking part 202 is larger than the inner diameter of the second rigid locking part 303.
With reference to fig. 3, the cross section of the locking barrel cap 1 is of an inverted L-shaped structure, a first compression cavity 105, a transition cavity 104 and a second compression cavity 103 with enlarged apertures are sequentially arranged in the inner cavity of the locking barrel cap 1 from a small aperture end far away from the connecting locking tongue 2 to a large aperture end near the connecting locking tongue 2, after installation and forming, the first compression cavity 105 is tightly fixed on the first compression cavity 3, the connecting locking tongue 2 is tightly fixed on the second compression cavity 103, in order to detachably connect the locking cap 203 with the locking barrel cap 1, a locking groove 101 is arranged at the position of the second compression cavity 103, an insertion compression ring 106 matched with the insertion groove 203 is formed between the second compression cavity 103 and the locking groove 101, a first thread is arranged on the inner wall of the locking groove 101, a second thread is arranged on both the inner wall and the outer wall of the locking cap 203, and the first thread and the second thread are fixedly connected in a spiral manner, so as to realize the detachable connection of the locking cap 203 and the locking barrel cap 1, and the convenient installation between the locking barrel cap 1 and the connecting locking tongue 2, And the first thread and the second thread are not drawn in the attached drawings.
In another embodiment of the present invention, with reference to fig. 3, in order to make the connection between the locking barrel cap 1 and the locking bolt 2, the connection between the locking bolt 2, the pressing bolt 3 and the cable 6 is gradually firmer and the sealing is more excellent in the locking and fixing process, the first pressing cavity 105 and the second pressing cavity 103 are both configured to be frustum-shaped structures, and the inner diameters of the first pressing cavity 105 and the second pressing cavity 103 are gradually increased from the small aperture end of the locking barrel cap 1 to the large aperture end of the locking barrel cap 1, and simultaneously, in order to make the first locking bolt 2 and the pressing bolt 3 respectively match with the first pressing cavity 105 and the second pressing cavity 103, the first rigid locking part 202 and the second rigid locking part 303 are also configured to be frustum-shaped structures, and the first rigid locking part 202 gradually decreases from the end close to the outer diameter of the first rigid locking part 303 to the end far from the rigid locking part 202 In the process of gradually connecting and locking the locking barrel cap 1 and the locking tongue 2, the locking tongue 2 and the pressing tongue 3 are tightly and hermetically fixed on the cable 6, so that the two cables 6 are connected more firmly and compactly, with reference to fig. 9, 10, 11 and 12, the protection structure protects the two cables, the insertion and compression ring 106 is rotatably inserted into the insertion groove 203, the first thread is gradually connected with the second thread, the second compression cavity 103 gradually compresses the first rigid locking part 202, the first rigid locking plate 2021 and the second rigid locking plate 2022 are gradually combined, the first elastic gasket 2011 and the second elastic gasket 2012 are gradually compressed and sealed, the tight limiting sleeve 5 and the cable 6 are tightly sealed (as shown in fig. 11), the first compression cavity 105 gradually compresses the second rigid locking part 303, the third rigid locking plate 3032 and the fourth rigid locking plate 3031 are gradually combined, the third elastic gasket 3022 and the fourth elastic gasket 3021 are gradually compressed and sealed, and tightly connecting the tight fastening sleeve 301 and the cables 6 in a sealing manner (as shown in fig. 12), wherein the two cables 6 are tightly connected together, so that when the two cables 6 are pulled or vibrated, the connection tightness of the two cables 6 is greatly improved, the two cables 6 are prevented from loosening and even breaking, meanwhile, the tightness of the two cables 6 is also greatly improved, water is prevented from permeating into the cables, the joint of the two cables 6 is accommodated in the transition cavity 104 at the moment, the filter cavity 104 provides a good space for the joint of the two cables 6, heat dissipation is easy, and the tight fastening sleeve is gradually compressed, so that the phenomenon that the two cables 6 are damaged due to sudden compression is well avoided.
In another embodiment of the present invention, with reference to fig. 5 and 7, in order to provide a certain space between the fastening bolt 2 and the pressing bolt 3, to prevent the two cables 6 from shaking after being connected in the process of connecting the locking cylinder cap 1 and the fastening bolt 2, and to ensure that the pressing bolt 3 does not slip, a limiting ring plate 502 for limiting the housings of the fastening bolt 2 and the one cable 6 is disposed at one end of the tightening limiting sleeve 5, a limiting rod 501 for limiting the pressing bolt 3 is disposed on a side plate surface of the limiting ring plate 502, a fixed ring plate 3011 for stabilizing the housings of the pressing bolt 3 and the other cable 6 is disposed at one end of the tightening sleeve 301, a stabilizing groove 3012 for stably pressing the fastening bolt 3 is disposed on a curved surface of the fixed ring plate 3011, when the tightening sleeve is installed, the other end of the limiting rod 501 is received in the stabilizing groove 3012, and the tightening limiting sleeve 5, the tightening sleeve 301, the elastic gasket one 2012, two 2012, 2011, Elastic deformation occurs in the radial direction of the third elastic sealing gasket 3022 and the fourth elastic sealing gasket 3021, in order to avoid axial micro-movement, the outer diameter parts of the limit rod 501 and the limit ring plate 502 and the outer diameter part of the fixed ring plate 3011 do not deform, when the lock tongue 2 and the compression lock tongue 3 are connected and pressed relatively, the limit rod 501 is prevented from bending, the limit ring plate 502 and the fixed ring plate 3011 are prevented from being extruded and contracted, and the cable 6 is prevented from being damaged when the limit ring plate 502 and the fixed ring plate 3011 are pressed tightly, and deformation occurs in the radial direction of the inner diameter parts of the limit ring plate 502 and the fixed ring plate 3011.
With reference to fig. 5, in order to further enhance the tightness between the small-bore end of the locking cap 203 far from the pressing bolt 3 and the tight limiting sleeve 5, one end of the tight limiting sleeve 5 far from the ring limiting plate 502 is provided with a tight pressing pad one 503, and the tight pressing pad one 503 is tightly pressed in the small-bore end of the locking cap 203 in a sealing manner; with the combination of fig. 7, the tightness between the small-aperture end of the locking cylinder cap 1 far away from the locking tongue 2 and the tight fastening sleeve 301 is also enhanced, and the tight fastening sleeve 301 far away from the fixed ring plate 3011 is provided with the second tight pressing pad 3013, so that the sealing between the locking cylinder cap 203, the locking cylinder cap 1 and the cable is improved, the protection structure has good sealing performance on the fastening connection of the cable, and the water infiltration in the cable 6 is avoided.
In another embodiment of the present invention, referring to fig. 8, in order to further avoid the cable 6 from being damaged due to the tight fastening of the fastening tongue 2 and the pressing tongue 3, an elastic protection 4 is provided, the elastic protection 4 is inserted into the cable 6 in a tight manner, and an elastic limit ring 401 for limiting the elastic protection 4 is provided on the upper portion of the elastic protection 4 to determine the insertion position, and meanwhile, in order to facilitate the fastening of each cable strand of the cable 6, a plurality of cable holes 402 are provided in the elastic protection 4, an interval through hole 403 is provided between the cable hole 402 arranged on the inner side and the cable hole 402 arranged on the outer side, an interval through hole 403 is also provided between the cable hole 402 arranged on the outermost side and the outer peripheral surface of the elastic protection 4, so that each cable strand is convenient to install and disassemble, in addition, the elastic protection 4 is provided to enhance the degree of fullness inside the cable, and further enhance the firm connection of the fastening tongue 2 and the pressing tongue 3 to the cable, Further improve the compressing and sealing performance.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the embodiments may be appropriately combined to form other embodiments understood by those skilled in the art.
Claims (10)
1. A cable joint protection structure is characterized by comprising a locking barrel cap, wherein a connecting locking tongue is detachably connected inside one end of the locking barrel cap, a tight limiting sleeve is in abutting contact with the inside of the connecting locking tongue, a compression locking tongue is pressed and abutted against the inside of the other end of the locking barrel cap, and the compression locking tongue is abutted against the tight limiting sleeve;
during installation, the tight spring bolt, the tight limit cover suit in proper order on a cable, and the tight limit cover butt is at the link of this cable, locking barrel cap, compress tightly the spring bolt suit in proper order on another cable, and compress tightly the spring bolt butt at the link of another cable, the link switch-on of two cables, tight limit cover butt is on compressing tightly the spring bolt, compress tightly the spring bolt and compress tightly the tight limit cover of butt, will lock barrel cap and compress tightly the spring bolt and be connected and make the spring bolt compress tightly the butt in locking barrel cap.
2. The cable joint protection structure according to claim 1, wherein the cross section of the locking cylinder cap is of an inverted-L-shaped structure, two ends of an inner cavity of the locking cylinder cap are respectively provided with a first compression cavity and a second compression cavity, a transition cavity is arranged between the first compression cavity and the second compression cavity, the inner diameter of the transition cavity is larger than that of the first compression cavity and smaller than that of the second compression cavity, locking grooves are arranged at positions of the locking cylinder cap and the second compression cavity opposite to the locking cylinder cap, the inner wall of each locking groove is provided with a first thread, and an insertion compression fixing ring is formed between each locking groove and the second compression cavity; the locking groove is in threaded connection with the connecting locking bolt, the pressing locking bolt is pressed and abutted in the first pressing cavity, and the connecting locking bolt is pressed and abutted in the second pressing cavity.
3. The cable joint protection structure according to claim 2, wherein the locking bolt comprises a locking cap with an L-shaped cross section, the inner plane of the locking cap is fixedly provided with a first elastic sealing portion, the outer curved surface of the first elastic sealing portion is fixedly provided with a first rigid locking portion, the first rigid locking portion is matched with the second compression cavity, an insertion groove is formed between the first rigid locking portion and the locking cap, the inner curved surface and the outer curved surface of the locking cap are provided with a second thread, the second thread is spirally connected with the first thread to connect the locking bolt with the locking barrel cap, and the insertion and compression ring is inserted into the insertion groove to lock the first rigid locking portion in the second compression cavity and to make the first elastic sealing portion in sealing abutment with the first compression limiting sleeve.
4. The cable joint protection structure according to claim 3, wherein the first elastic sealing portion comprises a first elastic sealing gasket and a second elastic sealing gasket which are in a semicircular structure and are arranged symmetrically up and down, a first gap is left between the first elastic sealing gasket and the second elastic sealing gasket, the first rigid locking portion comprises a first rigid locking plate fixedly connected with an inner curved surface of the first elastic sealing gasket and a second rigid locking plate fixedly connected with an inner curved surface of the second elastic sealing gasket, the first rigid locking plate and the second rigid locking plate are arranged symmetrically up and down and are in a semicircular structure, a second gap is left between the first rigid locking plate and the second rigid locking plate, and the gap of the second gap is larger than that of the first gap;
the first rigid locking part is locked in the second compression cavity, the first rigid locking plate is combined with the second rigid locking plate, and the first elastic sealing gasket is in sealing pressure connection with the second elastic sealing gasket.
5. The cable joint protection structure of claim 3, wherein the compression spring bolt comprises a tight fastening sleeve, an elastic sealing part II is fixedly arranged on an outer curved surface of the tight fastening sleeve, a rigid locking part II is fixedly arranged on an outer curved surface of the elastic sealing part II, the rigid locking part II is matched with the compression cavity I, the outer diameter of the rigid locking part II is smaller than that of the rigid locking part I, when the compression spring bolt is connected with the locking barrel cap, the rigid locking part II is compressed and abutted in the compression cavity I, and the elastic sealing part II is compressed and sealed to enable the tight fastening sleeve to be abutted with the cable in a sealing manner.
6. The cable joint protection structure according to claim 5, wherein the second elastic sealing portion includes a third elastic sealing gasket and a fourth elastic sealing gasket which are of a semicircular structure and are arranged symmetrically up and down, a third gap is left between the third elastic sealing gasket and the fourth elastic sealing gasket, the second rigid locking portion includes a third rigid locking plate fixedly connected with an inner curved surface of the third elastic sealing gasket and a fourth rigid locking plate fixedly connected with an inner curved surface of the fourth elastic sealing gasket, and the third rigid locking plate and the fourth rigid locking plate are arranged symmetrically up and down and are both of a semicircular structure, a fourth gap is left between the third rigid locking plate and the fourth rigid locking plate, and a gap of the fourth gap is greater than a gap of the third gap;
the rigid locking part II is locked in the pressing cavity I, the rigid locking plate III is combined with the rigid locking plate IV, and the elastic sealing gasket III is in sealing pressure connection with the elastic sealing gasket IV.
7. The cable joint protection structure according to claim 5, wherein the first compression cavity and the second compression cavity are both in a truncated cone structure, the inner diameter of the first compression cavity gradually increases towards the transition cavity, and the inner diameter of the second compression cavity gradually increases towards a direction away from the transition cavity;
the first rigid locking part and the second rigid locking part are both in a cone frustum-shaped structure, the outer diameter of the first rigid locking part is gradually reduced towards the second rigid locking part, and the outer diameter of the second rigid locking part is gradually reduced towards the direction far away from the first rigid locking part.
8. The cable joint protection structure of claim 5, wherein a limiting ring plate and a fixed ring plate are respectively arranged at one end of the tight limiting sleeve and the tight fastening sleeve, which are close to each other, the limiting ring plate is fixedly connected with a limiting rod, the other end of the limiting rod is abutted against a stabilizing groove, the stabilizing groove is arranged on a curved surface of the fixed ring plate, and the outer diameter part of the limiting ring plate, the outer diameter part of the fixed ring plate and the limiting rod are not deformed.
9. The cable joint protection structure according to claim 8, wherein the ends of the tight limiting sleeve and the tight fastening sleeve away from each other are respectively provided with a first tight pressing pad and a second tight pressing pad, the first tight pressing pad is in sealing contact with the locking cap, and the second tight pressing pad is in sealing contact with the locking barrel cap.
10. A cable splice protection architecture as claimed in claim 1, further comprising two resilient shields, each said resilient shield being inserted against a corresponding abutment surface in the connecting end of each cable; the elastic limiting rings are respectively arranged at the opposite ends of the two elastic protectors, each elastic protector is provided with a plurality of cable holes, a through hole is arranged between the cable hole arranged on the inner side and the cable hole arranged on the outer side, and the through hole is also arranged on the outer peripheral surface of the elastic protector and penetrates through the cable hole arranged on the outermost side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111625474.1A CN114243624B (en) | 2021-12-29 | 2021-12-29 | Cable joint protection architecture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111625474.1A CN114243624B (en) | 2021-12-29 | 2021-12-29 | Cable joint protection architecture |
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| Publication Number | Publication Date |
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| CN114243624A true CN114243624A (en) | 2022-03-25 |
| CN114243624B CN114243624B (en) | 2023-11-03 |
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| CN202111625474.1A Active CN114243624B (en) | 2021-12-29 | 2021-12-29 | Cable joint protection architecture |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113594727A (en) * | 2021-10-08 | 2021-11-02 | 江苏众联祥博新能源科技有限公司 | Connector structure of cable |
| CN214707115U (en) * | 2021-04-30 | 2021-11-12 | 河南瑞祥电力实业有限公司 | Cable joint connects auxiliary device |
| CN113659518A (en) * | 2021-07-28 | 2021-11-16 | 李佩珍 | Cable intermediate joint and installation method |
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2021
- 2021-12-29 CN CN202111625474.1A patent/CN114243624B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN214707115U (en) * | 2021-04-30 | 2021-11-12 | 河南瑞祥电力实业有限公司 | Cable joint connects auxiliary device |
| CN113659518A (en) * | 2021-07-28 | 2021-11-16 | 李佩珍 | Cable intermediate joint and installation method |
| CN113594727A (en) * | 2021-10-08 | 2021-11-02 | 江苏众联祥博新能源科技有限公司 | Connector structure of cable |
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| CN114243624B (en) | 2023-11-03 |
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