CN112366649A - High-airtight pre-branch cable - Google Patents
High-airtight pre-branch cable Download PDFInfo
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- CN112366649A CN112366649A CN202011383264.1A CN202011383264A CN112366649A CN 112366649 A CN112366649 A CN 112366649A CN 202011383264 A CN202011383264 A CN 202011383264A CN 112366649 A CN112366649 A CN 112366649A
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- limiting plate
- return spring
- cable
- branch cable
- lantern ring
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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
- H02G15/192—Cable junctions protected by sleeves, e.g. for communication cable with support means for ends of the sleeves
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- Mutual Connection Of Rods And Tubes (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The invention relates to the technical field of cables, in particular to a highly-closed pre-branched cable which comprises a main cable, wherein a branch cable is arranged on one side of the main cable; the surface of the main cable is provided with a protective shell, and the branch cable is connected with one side of the protective shell; and a supporting mechanism is arranged on the surface of the protective shell. According to the invention, under the action of the first reset spring, the protective shell is conveniently limited through the first limiting plate, the first hand-screwed bolt is turned into the first sleeve ring and the first limiting plate to be conveniently fixed, the second hand-screwed bolt is conveniently turned into the second sleeve ring and the second limiting plate to be conveniently fixed through the second reset spring to limit the branched cable through the second limiting plate, and the second hand-screwed bolt is turned into the second sleeve ring and the second limiting plate to be conveniently fixed.
Description
Technical Field
The invention relates to the technical field of cables, in particular to a highly-closed pre-branched cable.
Background
The pre-branch cable is a cable for prefabricating branch lines according to a user design drawing when a main cable is produced by a factory, is a new technical product in recent years, has excellent shock resistance, air tightness and water resistance compared with the prior art, is manufactured on the main cable in advance by the branch line factory, and has the advantages that the section size, the length and the like of the branch lines are determined according to design requirements, the construction period is greatly shortened, the material cost and the construction cost are greatly reduced, and the reliability of power distribution is greatly ensured. When the existing high-airtight pre-branch cable is used, an external cable is connected with a branch cable, most of the joints of the existing high-airtight pre-branch cable are directly connected through waterproof adhesive tapes after the existing high-airtight pre-branch cable is connected, so that the existing high-airtight pre-branch cable is low in stability and easy to separate under the condition of shaking, and the subsequent use of the existing high-airtight pre-branch cable is influenced.
Therefore, it is necessary to develop a highly enclosed pre-branch cable for solving at least one of the above-mentioned technical problems.
Disclosure of Invention
The invention aims to solve the problems that the prior high-airtight pre-branched cable is used for connecting an external cable with a branched cable, and most of the connecting parts of the prior high-airtight pre-branched cable are directly connected through a waterproof adhesive tape after the prior high-airtight pre-branched cable is connected, so that the stability of the cable is not high, the cable is easy to separate under shaking, and the subsequent use of the cable is influenced.
In order to solve the technical problems, the invention provides the following technical scheme: a high-tightness pre-branch cable comprises a main cable, wherein a branch cable is arranged on one side of the main cable; a protective shell is arranged on the surface of the main cable, and the branch cables are connected with one side of the protective shell; the surface of the protective shell is provided with a supporting mechanism; the inside of the supporting mechanism comprises a first lantern ring; the first lantern ring is movably sleeved with the surface of the protective shell; the upper end and the lower end of the inner wall of the first lantern ring are respectively and fixedly connected with a first return spring; the bottom end of the first return spring is fixedly connected with a first limiting plate; the first limiting plate is connected with the surface of the protective shell; the upper end and the lower end of the first lantern ring are respectively in threaded connection with a first hand-screwed bolt; the first hand-screwed bolt penetrates through the first lantern ring and is in threaded connection with the top end of the first limiting plate; a second lantern ring is movably sleeved on the surface of the branch cable; and the upper end and the lower end of the inner wall of the second lantern ring are respectively and fixedly connected with a second return spring.
Further, a second limiting plate is fixedly connected to the bottom end of the second return spring; the second limiting plate is connected with the surface of the branch cable; the upper end and the lower end of the second lantern ring are respectively in threaded connection with a second hand-screwed bolt; the second hand-screwed bolt penetrates through the second lantern ring and is in threaded connection with the top end of the second limiting plate; one side of the first lantern ring is connected with a sleeve; a plurality of through holes are formed in one side of the sleeve; one side of the inner wall of the sleeve is fixedly connected with a sliding chute; a sliding block is sleeved and inserted in the sliding groove; one side of the sliding block is fixedly connected with a loop bar; the loop bar is connected with one side of the second loop; one side of the loop bar is fixedly connected with a sleeve; a third return spring is fixedly connected inside the sleeve; one side of the third return spring is fixedly connected with a first T-shaped rod; the first T-shaped rod is connected with the inside of the through hole; and the surface of the branch cable is provided with a connecting mechanism.
Furthermore, the first limiting plate and the first collar form an elastic telescopic structure through the first return spring.
Further, the first hand-operated bolt passes through and constitutes detachable construction between first lantern ring and the first limiting plate.
Further, the second limiting plate and the second sleeve ring form an elastic telescopic structure through a second return spring; the second hand-screwed bolt forms a detachable structure through the second lantern ring and the second limiting plate.
Furthermore, the loop bar and the sliding groove form a sliding structure, and the first T-shaped bar and the sleeve form an elastic telescopic structure through a third return spring; the first T-shaped rod passes through the through hole and forms a clamping structure with the sleeve.
Further, the connecting mechanism comprises a conduit inside; the upper end and the lower end of the conduit are respectively connected with a plurality of butt joint grooves in a jogged mode; the upper end and the lower end of the inner wall of the guide pipe are respectively and fixedly connected with a fourth return spring; the bottom end of the fourth return spring is fixedly connected with a third limiting plate, and the third limiting plate is movably connected with the inside of the guide pipe.
Furthermore, the upper end and the lower end of the conduit are respectively movably connected with two second T-shaped rods; two sides of the bottom end of the second T-shaped rod are fixedly connected with butt-joint blocks respectively, and the butt-joint blocks are connected with the insides of the butt-joint grooves; the top end of the second T-shaped rod is connected with a fixing plate; the top end of the fixing plate is in threaded connection with a third hand-screwed bolt, and the third hand-screwed bolt penetrates through the fixing plate and is in threaded connection with the top end of the catheter.
Furthermore, the third limiting plate and the catheter form an elastic telescopic structure through a fourth return spring.
Furthermore, the third hand-screwed bolt forms a detachable structure through the fixed plate and the guide pipe, and the second T-shaped rod forms a clamping structure through the butt joint block and the butt joint groove.
The invention has the technical effects and advantages that:
1. according to the invention, the supporting mechanism is arranged, the first return spring is adopted, so that the first limiting plate can conveniently limit the protective shell, and the first hand-screwed bolt is turned into the first sleeve ring and the first limiting plate, so that the first sleeve ring and the first limiting plate can be conveniently fixed; according to the invention, the second return spring is used for conveniently limiting the split cable through the second limiting plate, and the second hand-screwed bolt is turned into the second sleeve ring and the second limiting plate so as to be conveniently fixed; according to the invention, the first sleeve ring and the second sleeve ring are connected through the sleeve and the sleeve rod, so that the separation of the joint of the branch cable and the main cable caused by the long-time shaking of the branch cable in the second sleeve ring is prevented, and the subsequent use of the branch cable is prevented from being influenced.
2. According to the invention, the first T-shaped rod is pressed into the sleeve by arranging the third return spring, so that the sleeve rod in the sleeve can move in the sliding groove through the sliding block, the distance between the first sleeve ring and the second sleeve ring is convenient to adjust, the installation and the use according to different cables are convenient, and the operation is convenient.
3. According to the invention, the connecting mechanism is arranged, the guide pipe is moved to the connecting position of the external cable and the branch cables, and the third limiting plate is conveniently moved to the connecting position between the cables under the action of the fourth return spring; according to the invention, the butt joint block connected with the second T-shaped rod is moved to the inside of the butt joint groove by pressing the second T-shaped rod, so that the third limiting plate and a cable at the joint are convenient to limit; according to the invention, the third hand-screwed bolt is rotated into the fixing plate and the guide pipe, so that the cables at the connecting part can be conveniently limited and fixed, and the situation that the cables at the connecting part are separated under the condition of shaking and the use of the branch cables is influenced is prevented.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
FIG. 1 is a front view of the present invention;
FIG. 2 is a schematic structural view of the support mechanism of the present invention;
FIG. 3 is a schematic view of the interior of the bushing of the present invention;
fig. 4 is a schematic view of the interior of the catheter of the present invention.
Reference numbers in the figures: 1. a main cable; 2. splitting a cable; 3. a protective shell; 4. a support mechanism; 401. a first collar; 402. a first return spring; 403. a first limit plate; 404. screwing the bolt by a first hand; 405. a second collar; 406. a second return spring; 407. a second limiting plate; 408. screwing a bolt by a second hand; 409. a sleeve; 4010. a through hole; 4011. a chute; 4012. a slider; 4013. a loop bar; 4014. a sleeve; 4015. a third return spring; 4016. a first T-bar; 5. a connecting mechanism; 501. a conduit; 502. a butt joint groove; 503. a fourth return spring; 504. a third limiting plate; 505. a second T-bar; 506. a butt joint block; 507. a fixing plate; 508. and thirdly, screwing the bolt by a third hand.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
The first embodiment is as follows:
as shown in fig. 1-4, the present invention provides a highly-enclosed pre-branch cable, which includes a main cable 1, and a branch cable 2 installed on one side of the main cable 1; the surface of the main cable 1 is provided with a protective shell 3, the branch cables 2 are connected with one side of the protective shell 3, and the surface of the protective shell 3 is provided with a supporting mechanism 4; the supporting mechanism 4 comprises a first lantern ring 401 inside, and the first lantern ring 401 is movably sleeved with the surface of the protective shell 3; the upper end and the lower end of the inner wall of the first lantern ring 401 are respectively and fixedly connected with a first return spring 402, and the bottom end of the first return spring 402 is fixedly connected with a first limiting plate 403; the first limiting plate 403 is connected with the surface of the protective shell 3, and the upper end and the lower end of the first lantern ring 401 are respectively in threaded connection with a first hand-screwed bolt 404; the first hand-screwed bolt 404 penetrates through the first lantern ring 401 and is in threaded connection with the top end of the first limiting plate 403, and a second lantern ring 405 is movably sleeved on the surface of the branch cable 2; the upper end and the lower end of the inner wall of the second lantern ring 405 are fixedly connected with a second return spring 406 respectively.
Preferably, in one of the preferable technical solutions of this embodiment, a second limiting plate 407 is fixedly connected to a bottom end of the second return spring 406; the second limiting plate 407 is connected with the surface of the branch cable 2, and the upper end and the lower end of the second lantern ring 405 are respectively in threaded connection with a second hand-screwed bolt 408; the second hand-screwed bolt 408 penetrates through the second lantern ring 405 and is in threaded connection with the top end of the second limiting plate 407; one side of the first lantern ring 401 is connected with a sleeve 409; a plurality of through holes 4010 are formed in one side of the sleeve 409, and a sliding groove 4011 is fixedly connected to one side of the inner wall of the sleeve 409; a sliding block 4012 is sleeved and inserted in the sliding groove 4011, and a loop bar 4013 is fixedly connected to one side of the sliding block 4012; the loop bar 4013 is connected with one side of the second loop 405, and one side of the loop bar 4013 is fixedly connected with a sleeve 4014; a third return spring 4015 is fixedly connected inside the sleeve 4014, and a first T-shaped rod 4016 is fixedly connected to one side of the third return spring 4015; the first T-shaped rod 4016 is connected with the inside of the through hole 4010, and a connecting mechanism 5 is installed on the surface of the branch cable 2.
In practical application, slider 4012 is convenient for remove loop bar 4013 in the inside removal of spout 4011, is convenient for adjust the distance between first lantern ring 401 and the second lantern ring 405, and sleeve pipe and loop bar are connected first lantern ring and second lantern ring, prevent that the inside cable that divides of second lantern ring under the condition of rocking for a long time, lead to the junction of dividing cable and main cable to appear separating, influence and divide the subsequent use of cable.
Example two:
as shown in fig. 1 to 4, the present embodiment provides a highly airtight pre-branching cable, which is different from embodiment 1 in that a first limiting plate 403 forms an elastic telescopic structure with a first collar 401 through a first return spring 402,
preferably, in one of the preferable technical solutions of the present embodiment, the first hand bolt 404 passes through the first collar 401 and forms a detachable structure with the first limiting plate 403. The second limiting plate 407 and the second collar 405 form an elastic telescopic structure through a second return spring 406; the second hand-screwed bolt 408 forms a detachable structure through the second collar 405 and the second limiting plate 407.
Preferably, in one preferable technical solution of the present embodiment, the loop bar 4013 forms a sliding structure through the sliding block 4012 and the sliding groove 4011, and the first T-shaped bar 4016 forms an elastic telescopic structure through the third return spring 4015 and the sleeve 4014; the first T-shaped rod 4016 forms a clamping structure with the sleeve 409 through the through hole 4010.
In practical application, first reset spring 402 and first limiting plate 403 are convenient for be connected with protecting crust 3, first manual screw bolt 404 is convenient for restrict first limiting plate 403 on the surface of protecting crust 3, second reset spring 406 and second limiting plate 407 are convenient for be connected with branch cable 2, second manual screw bolt 408 is convenient for restrict second limiting plate 407 on the surface of branch cable 2, third reset spring 4015 is convenient for pop out first T-shaped pole 4016 through-hole 4010, be convenient for carry out spacing fixed to loop bar 4013.
Example three:
as shown in fig. 4, the present embodiment provides a highly airtight pre-branching cable, which is different from embodiment 2 in that a conduit 501 is included inside a connection mechanism 5; the upper end and the lower end of the conduit 501 are respectively connected with a plurality of butt joint grooves 502 in a jogged mode, and the upper end and the lower end of the inner wall of the conduit 501 are respectively fixedly connected with a fourth return spring 503; the bottom end of the fourth return spring 503 is fixedly connected with a third limiting plate 504, and the third limiting plate 504 is movably connected with the inside of the catheter 501.
Preferably, in one preferred technical solution of the present embodiment, two second T-shaped rods 505 are movably connected to the upper and lower ends of the conduit 501 respectively; two sides of the bottom end of the second T-shaped rod 505 are fixedly connected with butt-joint blocks 506 respectively, the butt-joint blocks 506 are connected with the inside of the butt-joint groove 502, and the top end of the second T-shaped rod 505 is connected with a fixing plate 507; the top end of the fixing plate 507 is in threaded connection with a third hand-screwed bolt 508, the third hand-screwed bolt 508 penetrates through the fixing plate 507 and is in threaded connection with the top end of the guide pipe 501, the third limiting plate 504 is conveniently connected with the joint of the cable under the action of a fourth return spring 503, and the butt joint block 506 connected with the third hand-screwed bolt can be moved to the inside of the butt joint groove 502 by pressing the second T-shaped rod 505, so that the third limiting plate 504 is conveniently limited.
Preferably, in one preferable technical solution of the present embodiment, the third limiting plate 504 and the catheter 501 form an elastic telescopic structure through the fourth return spring 503.
Preferably, in one preferable embodiment of the present invention, the third hand-screwed bolt 508 forms a detachable structure with the guide pipe 501 through the fixing plate 507, and the second T-shaped rod 505 forms a snap-fit structure with the abutting groove 502 through the abutting block 506.
In practical application, the connection position of the third limiting plate 504 and the cable is conveniently connected through the action of the fourth return spring 503, the butt joint block 506 connected with the second T-shaped rod 505 can be moved to the inside of the butt joint groove 502 through pressing the second T-shaped rod 505, the third limiting plate 504 is conveniently limited, and the third limiting plate 504 is conveniently limited and fixed through rotating the third hand-screwed bolt 508 into the fixing plate 507 and the guide pipe 501.
For the convenience of understanding the technical solutions of the present invention, the following detailed description will be made on the working principle or the operation mode of the present invention in the practical process.
The working principle of the invention is as follows: when the cable separation device is used, firstly, when the cable separation 2 is connected with an external cable, the cable separation device is wrapped at the joint of the cable separation 2 through the waterproof adhesive tape, the guide pipe 501 is moved to the joint of the external cable and the cable separation 2, the third limiting plate 504 is conveniently moved to the joint between the cables through the action of the fourth return spring 503, the butt joint block 506 connected with the guide pipe is moved to the inside of the butt joint groove 502 through pressing the second T-shaped rod 505, the cable separation at the joint is conveniently carried out through the third limiting plate 504 and the cable at the joint, the third hand-screwed bolt 508 is rotated to the fixing plate 507 and the inside of the guide pipe 501, the cable at the joint is conveniently limited and fixed, the cable at the joint is prevented from being separated under the condition of shaking, the use of the cable separation 2 is influenced, the protection shell 3 is conveniently limited through the first limiting plate 403 under the action of the first return spring 402, the first hand-screwed bolt 404 is turned into the first sleeve ring 401 and the first limiting plate 403 to be convenient for fixing the first hand-screwed bolt, the second return spring 406 is convenient for limiting the split cable 2 through the second limiting plate 407, the second hand-screwed bolt 408 is turned into the second sleeve ring 405 and the second limiting plate 407 to be convenient for fixing the second hand-screwed bolt, the first sleeve ring 401 and the second sleeve ring 405 are connected through the sleeve 409 and the sleeve rod 4013 to prevent the connection part of the split cable 2 and the main cable 1 from being separated under the condition of long-time shaking of the split cable 2 in the second sleeve ring 405, the subsequent use of the split cable 2 is influenced, the sleeve rod 4013 in the first sleeve ring 405 can move in the sliding groove 4011 through the sliding block 4012 by pressing the first T-shaped rod 4016 in the sleeve 409, the distance between the first sleeve ring 401 and the second sleeve ring 405 can be conveniently adjusted, and the installation and the use according to different cables are convenient, the operation is convenient.
The above embodiments are preferred embodiments of the present invention, and those skilled in the art can make variations and modifications to the above embodiments, therefore, the present invention is not limited to the above embodiments, and any obvious improvements, substitutions or modifications made by those skilled in the art based on the present invention are within the protection scope of the present invention.
Claims (10)
1. A highly-closed pre-branch cable comprises a main cable (1), and is characterized in that: a branch cable (2) is arranged on one side of the main cable (1); a protective shell (3) is arranged on the surface of the main cable (1), and the branch cable (2) is connected with one side of the protective shell (3); a supporting mechanism (4) is arranged on the surface of the protective shell (3); the supporting mechanism (4) comprises a first sleeve ring (401) inside; the first lantern ring (401) is movably sleeved with the surface of the protective shell (3); the upper end and the lower end of the inner wall of the first lantern ring (401) are respectively and fixedly connected with a first return spring (402); the bottom end of the first return spring (402) is fixedly connected with a first limiting plate (403); the first limiting plate (403) is connected with the surface of the protective shell (3); the upper end and the lower end of the first lantern ring (401) are respectively in threaded connection with a first hand-screwed bolt (404); the first hand-screwed bolt (404) penetrates through the first lantern ring (401) and is in threaded connection with the top end of the first limiting plate (403); a second lantern ring (405) is movably sleeved on the surface of the branch cable (2); the upper end and the lower end of the inner wall of the second lantern ring (405) are fixedly connected with a second return spring (406) respectively.
2. The highly enclosed pre-branch cable of claim 1, wherein: the bottom end of the second return spring (406) is fixedly connected with a second limiting plate (407); the second limiting plate (407) is connected with the surface of the branch cable (2); the upper end and the lower end of the second lantern ring (405) are respectively in threaded connection with a second hand-screwed bolt (408); the second hand-screwed bolt (408) penetrates through the second lantern ring (405) and is in threaded connection with the top end of the second limiting plate (407); one side of the first lantern ring (401) is connected with a sleeve (409); a plurality of through holes (4010) are formed in one side of the sleeve (409); one side of the inner wall of the sleeve (409) is fixedly connected with a sliding groove (4011); a sliding block (4012) is inserted in the sliding groove (4011) in a sleeved mode; one side of the sliding block (4012) is fixedly connected with a loop bar (4013); the loop bar (4013) is connected with one side of the second loop ring (405); one side of the loop bar (4013) is fixedly connected with a sleeve (4014); a third return spring (4015) is fixedly connected to the interior of the sleeve (4014); one side of the third return spring (4015) is fixedly connected with a first T-shaped rod (4016); the first T-shaped rod (4016) is connected with the inside of the through hole (4010); and the surface of the branch cable (2) is provided with a connecting mechanism (5).
3. The highly enclosed pre-branch cable of claim 1, wherein: the first limiting plate (403) and the first lantern ring (401) form an elastic telescopic structure through the first return spring (402).
4. The highly enclosed pre-branch cable of claim 1, wherein: the first hand-screwed bolt (404) forms a detachable structure through the first lantern ring (401) and the first limiting plate (403).
5. The highly enclosed pre-branch cable of claim 2, wherein: the second limiting plate (407) and the second lantern ring (405) form an elastic telescopic structure through a second return spring (406); the second hand-screwed bolt (408) forms a detachable structure through the second lantern ring (405) and the second limiting plate (407).
6. The highly enclosed pre-branch cable of claim 1, wherein: the loop bar (4013) forms a sliding structure with the sliding groove (4011) through the sliding block (4012); the first T-shaped rod (4016) and the sleeve (4014) form an elastic telescopic structure through a third return spring (4015); the first T-shaped rod (4016) passes through the through hole (4010) and forms a clamping structure with the sleeve (409).
7. The highly enclosed pre-branch cable of claim 1, wherein: the connecting mechanism (5) comprises a conduit (501) inside; the upper end and the lower end of the conduit (501) are respectively connected with a plurality of butt joint grooves (502) in a jogged mode; the upper end and the lower end of the inner wall of the guide pipe (501) are respectively and fixedly connected with a fourth return spring (503); the bottom end of the fourth return spring (503) is fixedly connected with a third limiting plate (504), and the third limiting plate (504) is movably connected with the inside of the guide pipe (501).
8. The highly enclosed pre-branch cable of claim 1, wherein: the upper end and the lower end of the conduit (501) are respectively movably connected with two second T-shaped rods (505); two sides of the bottom end of the second T-shaped rod (505) are fixedly connected with butt-joint blocks (506) respectively, and the butt-joint blocks (506) are connected with the interior of the butt-joint groove (502); the top end of the second T-shaped rod (505) is connected with a fixing plate (507); the top end of the fixing plate (507) is in threaded connection with a third hand-screwed bolt (508), and the third hand-screwed bolt (508) penetrates through the fixing plate (507) to be in threaded connection with the top end of the catheter (501).
9. The highly enclosed pre-branch cable of claim 1, wherein: and an elastic telescopic structure is formed between the third limiting plate (504) and the guide pipe (501) through a fourth return spring (503).
10. The highly enclosed pre-branch cable of claim 8, wherein: the third hand-screwed bolt (508) forms a detachable structure with the guide pipe (501) through the fixing plate (507), and the second T-shaped rod (505) forms a clamping structure with the butt joint groove (502) through the butt joint block (506).
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| CN202011383264.1A CN112366649B (en) | 2020-12-01 | 2020-12-01 | High-airtight pre-branch cable |
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|---|---|---|---|
| CN202011383264.1A CN112366649B (en) | 2020-12-01 | 2020-12-01 | High-airtight pre-branch cable |
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| CN112366649B CN112366649B (en) | 2022-04-12 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117239663A (en) * | 2023-11-13 | 2023-12-15 | 山东晟运恒电气有限公司 | Cable branch box with safety butt joint interface |
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| CN112366649B (en) | 2022-04-12 |
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