CN111952925B - Railway engineering cable capable of being laid quickly - Google Patents
Railway engineering cable capable of being laid quickly Download PDFInfo
- Publication number
- CN111952925B CN111952925B CN202010816133.1A CN202010816133A CN111952925B CN 111952925 B CN111952925 B CN 111952925B CN 202010816133 A CN202010816133 A CN 202010816133A CN 111952925 B CN111952925 B CN 111952925B
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- ring
- wall
- cable body
- clamping
- cable
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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
- H02G15/18—Cable junctions protected by sleeves, e.g. for communication cable
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/639—Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
- H01R24/38—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts
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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
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/06—Joints for connecting lengths of protective tubing or channels, to each other or to casings, e.g. to distribution boxes; Ensuring electrical continuity in the joint
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Installation Of Indoor Wiring (AREA)
Abstract
The invention belongs to the technical field of cable laying, in particular to a railway engineering cable capable of being laid quickly, aiming at the problems of troublesome operation, improved working strength and reduced working efficiency in the existing laying connection, the invention provides a scheme which comprises a cable body, wherein a cable core is arranged in the cable body, a butt joint protection lantern ring is slidably sleeved on one side of the outer wall of the cable body, a sliding groove is arranged on the inner wall of the butt joint protection lantern ring, and a sliding ring is connected to the inner wall of the sliding groove in a sealing and sliding manner. The operation is simple, the use is convenient, the working strength is reduced, and the working efficiency is greatly improved.
Description
Technical Field
The invention relates to the technical field of cable laying, in particular to a railway engineering cable capable of being laid quickly.
Background
The railway signal photoelectric integrated cable is based on the original railway axle counting cable, utilizes optical fibers and a shielding communication group to transmit optical and electric information, has the characteristic of strong electromagnetic interference resistance, transmits railway axle counting signals and guarantees the running safety of trains. The product can transmit data information and audio signals in a railway signal system, transmit electric energy and carry out long-distance or interval communication. In the construction of national railway networks, railway engineering signal cables are widely applied, and are also widely applied in the construction of rail traffic, so that the cable is an indispensable cable product for the construction of high-speed railways and rail traffic.
The existing railway engineering signal cable is troublesome to operate when being laid and connected, insulation, water resistance and the like are required to be wrapped again after the cable cores are butted, the working strength is greatly improved, and the laying efficiency is reduced, so that the railway engineering signal cable capable of being laid quickly is provided, and the problem is solved.
Disclosure of Invention
The invention aims to solve the defects of troublesome operation, improved working strength and reduced working efficiency in laying connection in the prior art, and provides a railway engineering cable capable of being laid quickly.
In order to achieve the purpose, the invention adopts the following technical scheme:
a railway engineering cable capable of being laid quickly comprises a cable body, wherein a cable core is arranged inside the cable body, a butt joint protection lantern ring is sleeved on one side of the outer wall of the cable body in a sliding mode, a sliding chute is formed in the inner wall of the butt joint protection lantern ring, a sliding ring is connected to the inner wall of the sliding chute in a sealing and sliding mode, the sliding ring is connected with the outer wall of the cable body in a sealing and sliding mode, two connecting rods are symmetrically and fixedly connected to one side of the sliding ring, one ends of the two connecting rods extend to the outer side of the butt joint protection lantern ring and are fixedly connected with the same movable ring, the movable ring is connected with the outer wall of one side of the cable body in a penetrating and sleeving mode, two clamping assemblies are symmetrically arranged on the side, away from each other, of the two clamping assemblies are respectively in clamping fit with the outer wall of the side, away from each other, of the butt joint protection lantern ring, a convex ring is arranged on the side, away from the movable ring, and is connected with the cable body in a sliding mode, the outer wall activity joint of bulge loop has the connection track, and connects the track and cooperate with two bulge loops that dock mutually respectively.
Preferably, two stop screw of one side symmetry fixedly connected with that the bulge loop was kept away from to the butt joint protection lantern ring, and one side of two stop screw runs through the movable ring respectively and keeps away from one side of the butt joint protection lantern ring and all extend to the outside of movable ring, and the equal thread bush in one side of two stop screw is equipped with stop nut, and one side of two stop nut contacts with one side that the butt joint protection lantern ring was kept away from to the movable ring respectively, through stop screw and stop nut's cooperation, can carry on spacingly to the butt joint protection lantern ring and movable ring.
Preferably, clamping unit is including establishing the arc wall at the loose ring inner wall, and one side inner wall through thread connection that the arc wall is kept away from the cable body has clamping screw, and clamping screw rotates near the one end of cable body to be connected with and presss from both sides tight piece, and press from both sides tight piece and the inner wall sliding connection of arc wall and press from both sides tight cooperation with the outer wall clamp of cable body, can press from both sides tight the cable body through pressing from both sides tight piece, can prevent simultaneously that the loose ring from sliding.
Preferably, the one side that presss from both sides tight piece and be close to the cable body is the arc concave surface, and the radian of arc concave surface is unanimous with the radian of cable body outer wall, through the setting of pressing from both sides tight piece arc concave surface, can improve the clamp force to the cable body to tight stability of clamp has been improved.
Preferably, the anti-skidding rubber pads are arranged on one sides, close to the cable body, of the clamping blocks, and the anti-skidding rubber pads can play a role in stably protecting and clamping the cable body.
Preferably, the end of the clamping screw, which is far away from the cable body, penetrates through the outer wall of the movable ring and is fixedly connected with the knob, and the clamping screw is convenient to rotate through the knob.
Preferably, the outer wall of bulge loop is the annular and is equipped with a plurality of draw-in grooves, connects a plurality of kellies of one side equidistance fixedly connected with that the track is close to the cable body, and a plurality of kellies divide into two sets ofly and be the symmetry setting, and wherein a set of kellies cooperate with a plurality of draw-in groove activity joint respectively, through the cooperation of kellies and draw-in groove, can be convenient for dock two bulge loops.
Preferably, it is a plurality of the inner wall of draw-in groove all is equipped with the elasticity cushion, through the extrusion contact of elasticity cushion with the kelly, can play the effect of stable chucking to the kelly.
Preferably, the one end of connecting the track and keeping away from each other is the skew symmetry and is equipped with first lug and second lug respectively, and two spliced poles of a lateral symmetry fixedly connected with that first lug is close to the kelly, and a lateral symmetry that the kelly was kept away from to the second lug is equipped with two spread grooves, and two spliced poles respectively with two spread groove looks adaptations, through the joint cooperation of spliced pole and spread groove, can carry out the closure to connecting the track and be connected.
According to the railway engineering cable capable of being laid quickly, as shown in the figures 6 and 7, firstly, after the cable cores of two cable bodies are connected, the two butt-joint protection lantern rings are slid to be close to each other and make the two convex rings contact with each other, then two groups of clamping rods on the connecting crawler are respectively aligned to the clamping grooves on the two convex rings, then the connecting crawler is pressed to clamp the clamping rods into the clamping grooves, and finally the connecting column is clamped into the connecting groove, so that the clamping effect on the two butt-joint protection lantern rings is completed, the connecting position of the two cable cores can be protected, the clamping rods can be stably clamped through the extrusion contact of the elastic soft cushion and the clamping rods, and the connection stability of the two butt-joint protection lantern rings is improved;
the movable ring is pulled to slide towards one side far away from the butt joint protection lantern ring, the sliding ring is driven to contact with the inner wall of the sliding groove, then the knob is rotated to drive the clamping screw to rotate, and meanwhile, the clamping block is driven to move and clamp the cable body, so that the fixing effect of the cable body is realized, the movable ring is prevented from sliding, and finally, the limiting nut is rotated to contact with the movable ring, so that the limiting and fixing effect of the whole butt joint is finished;
when the cable body need rise and pull, only need will pull rope fixed winding on connecting rod or limiting screw can, need not to bind the operation to the cable body, traction effect is good to also can play the effect of protection to the cable body.
According to the invention, the butt joint protection lantern ring can be driven to wholly slide by sliding the movable ring, so that the butt joint of the cable bodies with different lengths is facilitated, the cable bodies can be clamped by rotating the knob, the effect of preventing the movable ring from sliding is achieved, the two butt joint protection lantern rings can be in limit connection through the matching of the connecting crawler and the convex ring, the operation is simple, the use is convenient, the working strength is reduced, and the working efficiency is greatly improved.
Drawings
Fig. 1 is a perspective view of an overall structure of a rapidly-laid railway engineering cable according to the present invention;
FIG. 2 is a perspective view of another perspective of the railway engineering cable that can be laid quickly shown in FIG. 1;
FIG. 3 is a schematic view of an overall structure of a rapidly-laid railroad engineering cable according to the present invention;
FIG. 4 is a partial cross-sectional view of the railway line work cable of FIG. 3 with a quick lay configuration in accordance with the present invention;
FIG. 5 is a side sectional view of a connection structure of a movable ring and a cable body of a rapidly-laid railway engineering cable according to the present invention;
fig. 6 is a schematic view of two butt joint structures of fig. 3 for a railway engineering cable capable of being laid quickly according to the present invention;
FIG. 7 is a partial cross-sectional view of FIG. 6 showing a quick-lay railroad engineering cable according to the present invention;
fig. 8 is a perspective view of a connecting track structure of a railway engineering cable capable of being laid quickly according to the present invention.
In the figure: 1. a cable body; 2. a cable core; 3. butting a protective lantern ring; 4. a chute; 5. a slip ring; 6. a connecting rod; 7. a movable ring; 8. a limit screw; 9. a limit nut; 10. an arc-shaped slot; 11. clamping the screw rod; 12. a clamping block; 13. an anti-skid rubber pad; 14. a knob; 15. a convex ring; 16. a card slot; 17. connecting a crawler belt; 18. a clamping rod; 19. an elastic cushion; 20. a first bump; 21. a second bump; 22. connecting columns; 23. and connecting the grooves.
Detailed Description
The technical solutions 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 a part of the embodiments of the present invention, and not all of the embodiments.
Example one
Referring to fig. 1-8, a railway engineering cable capable of being laid quickly comprises a cable body 1, a cable core 2 is arranged inside the cable body 1, a butt-joint protection lantern ring 3 is sleeved on one side of the outer wall of the cable body 1 in a sliding manner, a sliding chute 4 is arranged on the inner wall of the butt-joint protection lantern ring 3, a sliding ring 5 is connected on the inner wall of the sliding chute 4 in a sealing and sliding manner, the sliding ring 5 is connected with the outer wall of the cable body 1 in a sealing and sliding manner, two connecting rods 6 are symmetrically and fixedly connected to one side of the sliding ring 5, one end of each connecting rod 6 extends to the outer side of the butt-joint protection lantern ring 3 and is fixedly connected with the same movable ring 7, the movable ring 7 is connected with the outer wall of one side of the cable body 1 in a penetrating and sleeving manner, two clamping components are symmetrically arranged on the side of the movable ring 7, the two clamping components are respectively in clamping fit with the outer wall of the side of the cable body 1 far away from each other, a convex ring 15 is arranged on the side of the butt-joint protection lantern ring 3 far away from the movable ring 7, the convex ring 15 is connected with the cable body 1 in a sliding sleeved mode, the outer wall of the convex ring 15 is movably clamped with a connecting crawler 17, and the connecting crawler 17 is matched with the two convex rings 15 which are in butt joint respectively.
Example two
The improvement is further based on the first embodiment: one side of the butt joint protection lantern ring 3, which is far away from the convex ring 15, is symmetrically and fixedly connected with two limiting screws 8, one sides of the two limiting screws 8 respectively penetrate through one side of the movable ring 7, which is far away from the butt joint protection lantern ring 3, and extend to the outer side of the movable ring 7, one sides of the two limiting screws 8 are respectively in threaded sleeve connection with a limiting nut 9, one sides of the two limiting nuts 9 are respectively in contact with one side of the movable ring 7, which is far away from the butt joint protection lantern ring 3, through the matching of the limiting screws 8 and the limiting nuts 9, the butt joint protection lantern ring 3 and the movable ring 7 can be limited, the clamping assembly comprises an arc-shaped groove 10 arranged on the inner wall of the movable ring 7, one side of the arc-shaped groove 10, which is far away from the cable body 1, is in threaded connection with a clamping screw 11, one end of the clamping screw 11, which is close to the cable body 1, is rotatably connected with a clamping block 12, which is in sliding connection with the inner wall of the arc-shaped groove 10 and is in clamping fit with the outer wall of the cable body 1, the cable body 1 can be clamped through the clamping block 12, meanwhile, the sliding of the movable ring 7 can be prevented, one side, close to the cable body 1, of the clamping block 12 is an arc-shaped concave surface, the radian of the arc-shaped concave surface is consistent with that of the outer wall of the cable body 1, the clamping force on the cable body 1 can be improved through the arrangement of the arc-shaped concave surface of the clamping block 12, so that the clamping stability is improved, one side, close to the cable body 1, of the clamping block 12 is provided with the anti-skidding rubber pad 13, the clamping effect of stable protection and clamping can be achieved on the cable body 1 through the anti-skidding rubber pad 13, one end, far away from the cable body 1, of the clamping screw rod 11 penetrates through the outer wall of the movable ring 7 and is fixedly connected with the knob 14, the rotation of the clamping screw rod 11 is facilitated through the knob 14, the outer wall of the convex ring 15 is provided with a plurality of clamping grooves 16 in an annular shape, and one side, close to the cable body 1, of the connecting crawler 17 is fixedly connected with a plurality of clamping rods 18 at equal intervals, a plurality of kellies 18 divide into two sets ofly and be the symmetry setting, and wherein a set of kellies 18 cooperates with a plurality of draw-in grooves 16 activity joint respectively, cooperation through kellies 18 and draw-in groove 16, can be convenient for dock two bulge loops 15, the inner wall of a plurality of draw-in grooves 16 all is equipped with elastic cushion 19, extrusion contact through elastic cushion 19 and kellies 18, can play the effect of stable chucking to kellies 18, the one end of connecting track 17 keeping away from each other is the skew symmetry and is equipped with first lug 20 and second lug 21 respectively, two spliced poles 22 of one side symmetry fixedly connected with that first lug 20 is close to kellies 18, one side symmetry that kellies 18 was kept away from to second lug 21 is equipped with two spread grooves 23, and two spliced poles 22 respectively with two spread grooves 23 looks adaptations, through the joint cooperation of spliced pole 22 with spread grooves 23, can carry out closed connection to connecting track 17.
The working principle is as follows: firstly, the movable ring 7 is pulled to move leftwards, meanwhile, the connecting rod 6 can drive the sliding ring 5 to slide leftwards, when the movable ring 7 is contacted with the limit nut 9 or the sliding ring 5 is contacted with the inner wall of the left side of the sliding groove 4, the butt joint protection lantern ring 3 can be driven to move leftwards, at the moment, the work of cutting and dialing wires can be carried out on one side of the right side of the cable body 1, as shown in figures 6 and 7, when the connection of the cable cores 2 of the two cable bodies 1 is finished, the two butt joint protection lantern rings 3 are slid to be close to each other and the two convex rings 15 are contacted, then two groups of clamping rods 18 on the connecting crawler 17 are respectively aligned to the clamping grooves 16 on the two convex rings 15, then the connecting crawler 17 is pressed to clamp the clamping rods 18 into the clamping grooves 16, finally the connecting column 22 is clamped into the connecting groove 23, so that the clamping effect on the two butt joint protection lantern rings 3 is finished, and the joint of the two cable cores 2 can be protected, through the extrusion contact of the elastic soft cushion 19 and the clamping rod 18, the clamping rod 18 can be stably clamped, the connection stability of the two butt joint protection lantern rings 3 is improved, then the movable ring 7 is pulled to slide towards one side far away from the butt joint protection lantern rings 3, the sliding ring 5 is driven to be in contact with the inner wall of the sliding groove 4, then the knob 14 is rotated to drive the clamping screw rod 11 to rotate, the clamping block 12 is driven to move and clamp the cable body 1, the fixing effect of the cable body 1 is realized, the movable ring 7 is prevented from sliding, finally, the limiting nut 8 is rotated to be in contact with the movable ring 7, the limiting and fixing effect of the whole butt joint is finished, the whole operation is simple, time and labor are saved, the laying efficiency of the cable is greatly improved, when the cable body 1 needs to be lifted and dragged, only a dragging rope needs to be fixedly wound on the connecting rod 6 or the limiting screw rod 8, need not to bind the operation to cable body 1, traction effect is good to also can play the effect of protection to cable body 1.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (5)
1. A railway engineering cable capable of being laid quickly comprises a cable body (1), wherein a cable core (2) is arranged inside the cable body (1), and the railway engineering cable is characterized in that a butt joint protection sleeve ring (3) is sleeved on one side of the outer wall of the cable body (1) in a sliding mode, a sliding chute (4) is arranged on the inner wall of the butt joint protection sleeve ring (3), a sliding ring (5) is connected with the inner wall of the sliding chute (4) in a sealing and sliding mode, the sliding ring (5) is connected with the outer wall of the cable body (1) in a sealing and sliding mode in a sleeved mode, two connecting rods (6) are symmetrically and fixedly connected to one side of the sliding ring (5), one ends of the two connecting rods (6) extend to the outer side of the butt joint protection sleeve ring (3) and are fixedly connected with the same movable ring (7), the movable ring (7) is connected with the outer wall of one side of the cable body (1) in a penetrating and sleeved mode, and two clamping components are symmetrically arranged on one side, where the movable ring (7) is far away from each other, the two clamping components are respectively in clamping fit with the outer wall of one side, far away from each other, of the cable body (1);
the clamping assembly comprises an arc-shaped groove (10) arranged on the inner wall of the movable ring (7), the inner wall of one side, far away from the cable body (1), of the arc-shaped groove (10) is connected with a clamping screw (11) in a penetrating and threaded mode, one end, close to the cable body (1), of the clamping screw (11) is connected with a clamping block (12) in a rotating mode, and the clamping block (12) is connected with the inner wall of the arc-shaped groove (10) in a sliding mode and is in clamping fit with the outer wall of the cable body (1);
one side, far away from the convex ring (15), of the butt joint protection lantern ring (3) is symmetrically and fixedly connected with two limiting screw rods (8), one sides of the two limiting screw rods (8) penetrate through one side, far away from the butt joint protection lantern ring (3), of the movable ring (7) respectively and extend to the outer side of the movable ring (7), one sides of the two limiting screw rods (8) are both in threaded sleeve connection with limiting nuts (9), and one sides of the two limiting nuts (9) are respectively in contact with one side, far away from the butt joint protection lantern ring (3), of the movable ring (7);
a convex ring (15) is arranged on one side, away from the movable ring (7), of the butt joint protection lantern ring (3), the convex ring (15) is connected with the cable body (1) in a sliding sleeved mode, a connecting crawler belt (17) is movably clamped on the outer wall of the convex ring (15), and the connecting crawler belt (17) is matched with the two butt joint convex rings (15) respectively;
the outer wall of the convex ring (15) is annularly provided with a plurality of clamping grooves (16), a plurality of clamping rods (18) are fixedly connected to one side, close to the cable body (1), of the connecting crawler (17) at equal intervals, the clamping rods (18) are divided into two groups and symmetrically arranged, and one group of clamping rods (18) are movably clamped and matched with the clamping grooves (16) respectively;
connect the one end that track (17) kept away from each other and be oblique symmetry and be equipped with first lug (20) and second lug (21) respectively, two spliced poles (22) of a lateral symmetry fixedly connected with that first lug (20) are close to kelly (18), and a lateral symmetry that kelly (18) were kept away from in second lug (21) is equipped with two spread grooves (23), and two spliced poles (22) respectively with two spread grooves (23) looks adaptation.
2. A railway engineering cable capable of being laid quickly according to claim 1, wherein one side of the clamping block (12) close to the cable body (1) is an arc-shaped concave surface, and the radian of the arc-shaped concave surface is consistent with that of the outer wall of the cable body (1).
3. A quick-laying railway cable according to claim 1, wherein the clamping block (12) is provided with a non-slip rubber pad (13) on the side close to the cable body (1).
4. A cable for railway work which can be laid down quickly as claimed in claim 1, wherein the end of the clamping screw (11) remote from the cable body (1) penetrates the outer wall of the movable ring (7) and is fixedly connected with a knob (14).
5. A quick-laying railway cable according to claim 1, wherein the inner walls of a plurality of said slots (16) are provided with resilient pads (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010816133.1A CN111952925B (en) | 2020-08-14 | 2020-08-14 | Railway engineering cable capable of being laid quickly |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010816133.1A CN111952925B (en) | 2020-08-14 | 2020-08-14 | Railway engineering cable capable of being laid quickly |
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| Publication Number | Publication Date |
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| CN111952925A CN111952925A (en) | 2020-11-17 |
| CN111952925B true CN111952925B (en) | 2021-11-19 |
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| CN202010816133.1A Active CN111952925B (en) | 2020-08-14 | 2020-08-14 | Railway engineering cable capable of being laid quickly |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112952686B (en) * | 2021-04-22 | 2022-06-21 | 深圳市龙城亿达实业有限公司 | Power cable engineering installation and construction protection device |
| CN113140996A (en) * | 2021-04-30 | 2021-07-20 | 刘蒙蒙 | Cable butt joint device |
| CN114976760B (en) * | 2022-05-19 | 2023-09-26 | 四川骏畅智能科技有限公司 | Jack structure of lithium battery discharge port, discharging female seat and lithium battery discharge port |
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| CN210517188U (en) * | 2019-09-30 | 2020-05-12 | 丹阳市凌龙通信有限公司 | Communication equipment connector |
| CN210724172U (en) * | 2019-12-05 | 2020-06-09 | 尹鹏 | Quick-connection type railway signal cable connecting sleeve |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1983002103A1 (en) * | 1981-12-18 | 1983-06-23 | Morel, Jacques | Cartridge for injecting a semi-pasty product |
| CN101310424A (en) * | 2005-10-19 | 2008-11-19 | 普雷斯曼电缆及系统能源有限公司 | Method and apparatus for binding a pair of cables |
| CN206834707U (en) * | 2017-06-07 | 2018-01-02 | 重庆市萱恒电子科技有限公司 | A kind of wire harness sheath |
| CN209267056U (en) * | 2018-12-27 | 2019-08-16 | 童卓超 | One kind being easily installed adjustable architectural electricity pipe joint |
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| CN210724172U (en) * | 2019-12-05 | 2020-06-09 | 尹鹏 | Quick-connection type railway signal cable connecting sleeve |
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| CN111952925A (en) | 2020-11-17 |
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Denomination of invention: A railway engineering cable that can be quickly laid Effective date of registration: 20230821 Granted publication date: 20211119 Pledgee: Wuhu Yangzi rural commercial bank Limited by Share Ltd. Pledgor: ANHUI HUATONG CABLE GROUP Co.,Ltd. Registration number: Y2023980052968 |