CN117317932B - Cable conduit convenient to connect - Google Patents
Cable conduit convenient to connect Download PDFInfo
- Publication number
- CN117317932B CN117317932B CN202311442899.8A CN202311442899A CN117317932B CN 117317932 B CN117317932 B CN 117317932B CN 202311442899 A CN202311442899 A CN 202311442899A CN 117317932 B CN117317932 B CN 117317932B
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- Prior art keywords
- cable
- positioning
- fixedly connected
- protection tube
- blocks
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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
- 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
- H02G3/0616—Joints for connecting tubing to casing
- H02G3/0691—Fixing tubing to casing by auxiliary means co-operating with indentations of the tubing, e.g. with tubing-convolutions
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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
- H02G9/00—Installations of electric cables or lines in or on the ground or water
- H02G9/06—Installations of electric cables or lines in or on the ground or water in underground tubes or conduits; Tubes or conduits therefor
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The invention relates to the field of cable pipelines, in particular to a cable pipeline convenient to connect, which comprises a communication device, a protection device, a bearing device and a connecting pipe device; when the cable duct is buried in the cable duct, the adjacent cable ducts are easy to misplace after being installed on the support frame due to uneven ground of the cable duct, so that gaps exist at the joints of the cable ducts, soil and water can possibly flow into the cable ducts along the gaps, and damage is caused to the cable; the three support brackets are arranged in the support device, so that the hollow pipeline can be stably erected in the outer protection pipe, meanwhile, the outer protection pipes on the adjacent cable pipelines are connected through the connecting pipe seat, the hollow pipelines on the adjacent cable pipelines are connected through the clamping blocks and the hooking blocks, and after the installation is finished, the contact between water and soil and the cable can be effectively prevented under the double protection of the outer protection pipe and the hollow pipeline, so that a better protection effect is achieved.
Description
Technical Field
The invention relates to the field of cable pipelines, in particular to a cable pipeline convenient to connect.
Background
A raceway is a hollow conduit structure for receiving and protecting cables, typically made of a material such as metal or plastic. According to different use scenes, the laying methods of the cable pipelines are various, and the cable pipelines are often laid in a calandria mode in areas with more lines and more concentrated pipelines; the method specifically comprises the steps of digging a cable duct, installing the cable duct on a support frame, connecting the cable duct on adjacent support frames end to end and fixing the cable duct, sleeving the cable through the cable duct, and filling the cable duct with soil.
The method has the advantages that on one hand, the cable pipeline can protect the cable, on the other hand, the method is convenient for later maintenance, and when a fault occurs at a certain place, the cable is drawn out from the pipeline; the disadvantage is when intubate in to the support frame, because the cable duct that needs peg graft on the support frame is more, and all need to the hole site when pegging graft at every turn, this causes the grafting process comparatively loaded down with trivial details, and because cable duct ground is uneven, the dislocation also easily after the adjacent cable duct is installed on the support frame to lead to there is the gap in cable duct's junction, after imbedding support frame and cable duct into the cable duct, soil and water can flow into in the pipeline along the gap, causes the harm to the cable.
Disclosure of Invention
In order to solve the problems, the invention adopts the following technical scheme that the cable pipeline convenient to connect comprises a cable installation pipe, a protection device, a bearing device and a connecting pipe device; the number of the cable installation pipes is several, and the cable installation pipes are installed in the protection device through the bearing device; the protection device is also provided with a connecting pipe device for installing the cable installation pipe on the bearing device in a matched mode.
The cable installation pipe comprises a hollow pipeline, a clamping block, a hook block and a sleeve; the hollow pipeline is erected on the supporting device through the connecting pipe device, and the front end and the rear end of the hollow pipeline are fixedly connected with a clamping block and a hook block respectively; the front end face of the clamping block is provided with an arc-shaped groove; the center of the arc-shaped groove is also provided with a limit hook groove; the number of the clamping blocks is several, and the clamping blocks are uniformly and fixedly connected to the front end of the hollow pipeline along the circumferential direction; the hook blocks are matched with the arc-shaped grooves, the hook blocks are fixedly connected with bulges matched with the limit hook grooves, the number of the hook blocks is the same as that of the clamping blocks, and the hook blocks are fixedly connected to the rear end of the hollow pipeline along the circumferential direction; the clamping blocks and the hook blocks are arranged in a staggered manner; the outer side of the clamping block is fixedly sleeved with a sleeve with a protective function.
Preferably, the protection device comprises an outer protection tube, an inner protection tube, a connecting strip, a connecting tube seat, a circular groove and a mounting chute; the inner wall of the inner protection tube is provided with a circular groove at the center, the outer part of the inner protection tube is coaxially sleeved with an outer protection tube, and the outer protection tube is connected with the inner protection tube through uniformly arranged connecting strips; two adjacent outer protection pipes are connected through a connecting pipe seat; the connecting pipe seat comprises an annular plate and plug boards, wherein three plug boards are used as a group, two groups of plug boards are arranged in total, and the two groups of plug boards are symmetrically and fixedly connected to the two sides of the annular plate front and back; and the three plugboards in each group of plugboards are uniformly and fixedly connected with the annular board along the circumferential direction.
Preferably, the bearing device comprises a bearing bracket, a fastening assembly and a positioning groove; the number of the support brackets is three, wherein the diameters of the two support brackets are the same as the inner diameter of the outer protection pipe, the two support brackets are symmetrically arranged at the two ends of the outer protection pipe in a front-back symmetrical mode, and the two support brackets are abutted to the two ends of the inner protection pipe; the diameter of the other support bracket is the same as the inner diameter of the inner protection pipe, and the other support bracket slides in the circular groove on the inner protection pipe through the fastening component; a plurality of circles of jacks for installing the hollow pipeline are formed on the support brackets from inside to outside, each circle of jacks are uniformly distributed along the circumferential direction, and the jacks on the three support brackets correspond to each other one by one; hollow pipelines are connected in a matched sliding manner in the jacks corresponding to the three support brackets one by one; three positioning grooves are also uniformly formed in the support brackets at the two ends along the circumferential direction, and correspond to the plug boards.
Preferably, the fastening assembly comprises a roller seat and a return spring; the number of the rolling seats is three, and the three rolling seats are respectively and slidably arranged in the positioning grooves on the support bracket in the circular groove; the rolling seat is connected with the bottom of the positioning groove through a reset spring; the rolling seat is provided with a ball in a rolling embedded manner on the end surface far away from the reset spring.
Preferably, the connecting pipe device comprises a positioning ring, a positioning assembly, a self-locking assembly and a lifting bracket; the positioning ring is sleeved at the front end of the outer protection tube in a matching way; the front end of the positioning ring is provided with a positioning component in a matching way; the rear end of the positioning ring is provided with a self-locking assembly; a lifting bracket is arranged at the front end of the positioning ring; the lifting support comprises a bottom frame and a self-locking lifting seat; the self-locking lifting seat is arranged on the underframe in a bilateral symmetry sliding manner, the self-locking lifting seat is fixedly connected by two limiting plates which are symmetrical front and back, and corresponding round holes are formed in the two limiting plates.
Preferably, the positioning assembly comprises a ring sleeve and a positioning block; the ring sleeve is rotationally connected to the front end of the positioning ring, and three positioning blocks are uniformly and fixedly connected to the inner wall of the ring sleeve along the circumferential direction; the positioning block is connected with the positioning groove on the support bracket in front in an inserting way.
Preferably, the self-locking assembly comprises a vertical plate, a connecting rod, a connecting plate, a pawl, a ratchet wheel, a rotating handle and a self-locking module; the vertical plate is fixedly connected with the rear end of the positioning ring; a connecting rod is rotationally connected above the vertical plate; the front end of the connecting rod is fixedly connected with a connecting plate; a pawl is rotationally connected to the connecting plate; a ratchet wheel is arranged below the pawl in a matched manner, and the ratchet wheel is fixedly sleeved on the ring sleeve; the rear end of the connecting rod is fixedly connected with a rotating handle, and a self-locking module is arranged on the outer side of the connecting rod between the rotating handle and the vertical plate in a matched manner; the self-locking module comprises a spring pin and a limiting block; the spring pin is fixedly connected to the inside of the connecting rod; the number of the limiting blocks is two, and the two limiting blocks are fixedly connected to the rear end face of the vertical plate in a bilateral symmetry mode.
The invention has the beneficial effects that: 1. the three support brackets are arranged in the support device, so that the hollow pipeline can be stably erected in the outer protection pipe, meanwhile, the outer protection pipes on the adjacent cable pipelines are connected through the connecting pipe seat, the hollow pipelines on the adjacent cable pipelines are connected through the clamping blocks and the hooking blocks, and after the installation is finished, the contact between water and soil and the cable can be effectively prevented under the double protection of the outer protection pipe and the hollow pipeline, so that a better protection effect is achieved.
2. When the hollow pipeline is inserted into the support bracket, the height of the lifting bracket is only required to be adjusted according to the height of the jack on the support bracket; then rotate the rocking handle, can push hollow pipeline to the support bracket in proper order through the lifting support, this kind of grafting mode is higher than direct grafting efficiency.
3. The hook blocks and the clamping blocks are respectively arranged at the head and the tail of the hollow pipeline, when the hollow pipelines on the adjacent cable pipelines are connected, the hollow pipelines can be automatically clamped by rotating the hollow pipelines by a certain angle after being aligned, and the hollow pipelines cannot be easily separated after being clamped due to the existence of the limiting hook grooves and the protrusions.
Drawings
The invention is further illustrated by the following figures and examples.
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic view of a partial perspective view of a cable mounting tube, a protection device, a support device, and a connecting tube device according to the present invention.
Fig. 3 is a schematic view of a partial perspective view of the protective device and the support device of the present invention.
FIG. 4 is a schematic plan view of the protective and support device of the present invention
Fig. 5 is a schematic perspective view of a connecting tube base in the present invention.
Fig. 6 is a schematic perspective view of a positioning assembly according to the present invention.
Fig. 7 is a schematic perspective view of a cable installation tube according to the present invention.
Fig. 8 is an enlarged view of a portion of fig. 6 a in accordance with the present invention.
In the figure: 1. a cable installation tube; 11. a hollow tube; 12. a clamping block; 121. an arc-shaped groove; 122. a limit hook groove; 13. a hook block; 131. a protrusion; 14. a sleeve; 2. a protection device; 21. an outer protection tube; 22. an inner protection tube; 23. a connecting strip; 24. a connecting tube seat; 25. a circular groove; 26. installing a chute; 3. a support device; 31. a support bracket; 311. a jack; 32. a fastening assembly; 321. a rolling seat; 322. a return spring; 33. a positioning groove; 4. a connecting pipe device; 41. a positioning ring; 42. a positioning assembly; 421. a ring sleeve; 422. a positioning block; 43. a self-locking assembly; 431. a vertical plate; 432. a connecting rod; 433. a connecting plate; 434. a pawl; 435. a ratchet wheel; 436. a rotating handle; 437. a self-locking module; 4371. a spring pin; 4372. a limiting block; 44. a lifting bracket; 441. a chassis; 442. self-locking lifting seat; 443. and a round hole.
Detailed Description
Embodiments of the invention are described in detail below with reference to the attached drawing figures, but the invention can be implemented in a number of different ways, which are defined and covered by the claims.
Referring to fig. 1, a cable pipeline convenient to connect comprises a cable installation tube 1, a protection device 2, a bearing device 3 and a connecting tube device 4; the number of the cable installation pipes 1 is several, and the cable installation pipes 1 are installed in the protective device 2 through the bearing device 3; the protection device 2 is also provided with a connecting tube device 4 for mounting the cable installation tube 1 on the supporting device 3.
When the cable duct protector works specifically, when a single cable duct is installed, the protector 2 is firstly erected in the dug cable duct through the support, and then the bearing device 3 is installed inside the protector 2; then the connecting pipe device 4 is arranged on the protection device 2, and the cable installation pipe 1 is sequentially spliced on the bearing device 3 through the connecting pipe device 4; then the connecting pipe device 4 is detached, and the installation of the cable pipeline is completed; when two adjacent cable ducts are connected, two protection devices 2 are required to be connected end to end, and adjacent cable installation pipes 1 are respectively communicated in sequence, so that the installation can be completed.
Referring to fig. 1 and 7, the cable installation tube 1 includes a hollow pipe 11, a clamping block 12, a hooking block 13, and a sleeve 14; the hollow pipeline 11 is erected on the supporting device 3 through the connecting pipe device 4, and the front end and the rear end of the hollow pipeline 11 are fixedly connected with a clamping block 12 and a hooking block 13 respectively; the front end face of the clamping block 12 is provided with an arc-shaped groove 121; and a limiting hook groove 122 is also arranged at the center of the arc-shaped groove 121; the number of the clamping blocks 12 is a plurality, and the clamping blocks 12 are uniformly and fixedly connected to the front end of the hollow pipeline 11 along the circumferential direction; the hook blocks 13 are matched with the arc grooves 121, the hook blocks 13 are fixedly connected with bulges 131 matched with the limit hook grooves 122, the number of the hook blocks 13 is the same as that of the clamping blocks 12, and the hook blocks 13 are fixedly connected to the rear end of the hollow pipeline 11 along the circumferential direction; the clamping blocks 12 and the hook blocks 13 are arranged in a staggered manner; a sleeve 14 with protection function is fixedly sleeved outside the clamping block 12.
When the cable installation tube 1 is connected, the hook blocks 13 positioned on the previous cable installation tube 1 are required to be abutted to the gaps between the clamping blocks 12 on the next cable installation tube 1, and then rotated for a certain angle, and the hook blocks 13 are sequentially clamped in the arc-shaped grooves 121; meanwhile, the protrusions 131 on the hook blocks 13 are also clamped into the limiting hook grooves 122, so that the front and rear detachment of the two cable installation tubes 1 is prevented.
Referring to fig. 3, 4 and 5, the protection device 2 includes an outer protection tube 21, an inner protection tube 22, a connecting bar 23, a connecting tube seat 24, a circular groove 25, and a mounting chute 26; the inner wall of the inner protection tube 22 is provided with a circular groove 25 at the center position, the outer part of the inner protection tube 22 is coaxially sleeved with an outer protection tube 21, and the outer protection tube 21 is connected with the inner protection tube 22 through uniformly arranged connecting strips 23; two adjacent outer protection pipes 21 are connected through a connecting pipe seat 24; the connecting pipe seat 24 comprises an annular plate and plug boards, wherein three plug boards are arranged in a group, two groups of plug boards are arranged in total, and the two groups of plug boards are fixedly connected to the two sides of the annular plate in a front-back symmetrical manner; and the three plugboards in each group of plugboards are uniformly and fixedly connected with the annular board along the circumferential direction.
In particular operation, after the hollow pipe 11 is mounted on the support bracket 31 by the pipe connecting device 4, the adjacent outer protection pipes 21 are connected by the pipe connecting seat 24; when the cable duct is buried in the cable trench, the outer protection tube 21 and the hollow tube 11 can insulate soil and water outside, thereby protecting the cable in the patch cable installation tube 1.
Referring to fig. 3 and 4, the bearing device 3 comprises a bearing bracket 31, a fastening assembly 32 and a positioning groove 33; the number of the support brackets 31 is three, wherein the diameters of the two support brackets 31 are the same as the inner diameter of the outer protection tube 21, the two support brackets 31 are symmetrically arranged at the two ends of the outer protection tube 21 in a front-back rotation way, and the two support brackets 31 are abutted to the two ends of the inner protection tube 22; the other support bracket 31 has the same diameter as the inner diameter of the inner protection tube 22 and slides into the circular groove 25 on the inner protection tube 22 by the fastening assembly 32; a plurality of circles of jacks 311 for installing the hollow pipeline 11 are formed on the support bracket 31 from inside to outside, each circle of jacks 311 are uniformly distributed along the circumferential direction, and the jacks 311 on the three support brackets 31 are in one-to-one correspondence; hollow pipelines 11 are connected in a matched sliding manner in corresponding insertion holes 311 on the three support brackets 31; three positioning grooves 33 are also uniformly formed in the circumferential direction on the support brackets 31 at the two ends, and the positioning grooves 33 correspond to the plug boards.
When the cable installation tube 1 is installed on the support bracket 31 and two adjacent cable ducts are required to be connected, firstly inserting the plug board at the rear end of the connecting tube seat 24 into the positioning groove 33 of the rear protection device 2; then the plug board at the upper front end of the connecting tube seat 24 is inserted into the positioning groove 33 of the front protection device 2; the relative position of each hollow tube 11 in the two outer protection tubes 21 is fixed; at this time, adjacent hollow pipelines 11 are connected, and the connection of the adjacent cable pipelines is completed.
Referring to fig. 4, the fastening assembly 32 includes a rolling seat 321 and a return spring 322; the number of the rolling seats 321 is three, and the three rolling seats 321 are respectively and slidably arranged in the positioning grooves 33 on the support bracket 31 in the circular groove 25; the rolling seat 321 is connected with the bottom of the positioning groove 33 through a return spring 322; the rolling seat 321 is provided with balls in rolling engagement on an end surface remote from the return spring 322.
During specific operation, firstly, three rolling seats 321 are aligned with three mounting sliding grooves 26, then, a supporting bracket 31 with the same inner diameter as the inner protection tube 22 is slid into the circular groove 25 along the mounting sliding grooves 26, in the sliding process, a return spring 322 is in a compressed state, the rolling seats 321 are in sliding contact with the mounting sliding grooves 26, and further, the movement of the rolling seats 321 is limited in the mounting sliding grooves 26, so that the left-right deflection of the rolling seats is prevented; and when the support bracket 31 is clamped in the circular groove 25, the return spring 322 is reset, so that the support bracket 31 is rotationally clamped in the circular groove 25 through the rolling seat 321.
Referring to fig. 1 and 6, the connecting tube device 4 includes a positioning ring 41, a positioning assembly 42, a self-locking assembly 43, and a lifting bracket 44; the positioning ring 41 is sleeved at the front end of the outer protection tube 21 in a matching way; the front end of the positioning ring 41 is provided with a positioning component 42 in a matched manner; the rear end of the positioning ring 41 is provided with a self-locking assembly 43; a lifting bracket 44 is arranged at the front end of the positioning ring 41; the lifting bracket 44 comprises a bottom frame 441 and a self-locking lifting seat 442; the self-locking lifting seat 442 is mounted on the bottom frame 441 in a laterally symmetrical sliding manner, the self-locking lifting seat 442 is fixedly connected by two front and rear symmetrical limiting plates, and the two limiting plates are provided with corresponding round holes 443.
Referring to fig. 2 and 6, the positioning assembly 42 includes a collar 421 and a positioning block 422; the ring sleeve 421 is rotatably connected to the front end of the positioning ring 41, and three positioning blocks 422 are uniformly and fixedly connected to the inner wall of the ring sleeve 421 along the circumferential direction; the positioning block 422 is connected with the positioning groove 33 on the front support bracket 31 in an inserting way.
Referring to fig. 2, 6 and 8, the self-locking assembly 43 includes a vertical plate 431, a connecting rod 432, a connecting plate 433, a pawl 434, a ratchet 435, a stem 436, and a self-locking module 437; the vertical plate 431 is fixedly connected with the rear end of the positioning ring 41; a connecting rod 432 is rotatably connected above the vertical plate 431; the front end of the connecting rod 432 is fixedly connected with a connecting plate 433; a pawl 434 is rotatably connected to the connecting plate 433; a ratchet wheel 435 is arranged below the pawl 434 in a matched manner, and the ratchet wheel 435 is fixedly sleeved on the ring sleeve 421; the rear end of the connecting rod 432 is fixedly connected with a rotating handle 436, and a self-locking module 437 is arranged on the outer side of the connecting rod 432 between the rotating handle 436 and the vertical plate 431 in a matched manner; the self-locking module 437 includes a spring pin 4371 and a stopper 4372; the spring pin 4371 is fixedly connected to the inside of the connecting rod 432, and the spring pin 4371; the number of the limiting blocks 4372 is two, and the two limiting blocks 4372 are symmetrically and fixedly connected on the rear end face of the vertical plate 431.
During specific work, the positions of the three support brackets 31 need to be relatively fixed, and the specific process is as follows: the support brackets 31 positioned in the middle are slidably mounted in the circular groove 25 through the fastening members 32, then a hollow pipe 11 is inserted into one insertion hole 311 of the outer circumference thereof, then the support brackets 31 positioned at both ends are mounted in the outer protection pipe 21, and both ends of the hollow pipe 11 are respectively inserted into the support brackets 31 at both ends, and the relative positions of the three support brackets 31 are fixed.
Then, the positioning ring 41 is sleeved at the front end of the outer protection tube 21, the positioning block 422 is inserted into the positioning groove 33, and then the height of the self-locking lifting seat 442 is adjusted to be consistent with the height of the jack 311 at the outermost ring of the support bracket 31; then the rocking handle is rotated, so that the outer ring jack 311 on the bearing plate corresponds to the round hole 443 on the two limiting blocks 4372; when the rotary handle 436 is released, the connecting rod 432 is clamped between the two limiting blocks 4372 through the spring pin 4371, and the position of the rotary handle 436 is locked; at this time, the hollow pipeline 11 is inserted into the round hole 443, and the hollow pipeline 11 can be installed on the three support brackets 31 under the support of the limiting plate; then, the rotary handle 436 is rotated again, and the steps are repeated, so that the installation of the outermost hollow pipeline 11 can be completed; then, the height of the self-locking lifting seat 442 is adjusted to be the same as the height of the jack 311 of the secondary outer ring, and the above steps are repeated, so that the hollow pipeline 11 can be finally installed in the support bracket 31.
In the description of the embodiments of the present invention, it should be noted that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "outer," and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely to facilitate description of the embodiments of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present invention. Furthermore, in the description of the present invention, unless otherwise indicated, the meaning of "a plurality", "a plurality of groups" is two or more.
In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "connected," "mounted," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
The embodiments of the present invention are all preferred embodiments of the present invention, and are not limited in scope by the present invention, so that all equivalent changes according to the structure, shape and principle of the present invention are covered in the scope of the present invention.
Claims (6)
1. The cable pipeline convenient to connect comprises a cable mounting tube (1), a protection device (2), a bearing device (3) and a connecting tube device (4); the method is characterized in that: the number of the cable installation pipes (1) is several, and the cable installation pipes (1) are installed in the protective device (2) through the supporting device (3); the protection device (2) is also provided with a connecting pipe device (4) for installing the cable installation pipe (1) on the bearing device (3);
the cable installation tube (1) comprises a hollow pipeline (11), a clamping block (12), a hook block (13) and a sleeve (14); the hollow pipeline (11) is erected on the supporting device (3) through the connecting pipe device (4), and the front end and the rear end of the hollow pipeline (11) are fixedly connected with a clamping block (12) and a hook block (13) respectively; the front end face of the clamping block (12) is provided with an arc-shaped groove (121); a limiting hook groove (122) is also formed in the center of the arc-shaped groove (121); the number of the clamping blocks (12) is several, and the clamping blocks (12) are uniformly and fixedly connected to the front end of the hollow pipeline (11) along the circumferential direction; the hook blocks (13) are matched with the arc-shaped grooves (121), the protrusions (131) matched with the limit hook grooves (122) are fixedly connected to the hook blocks (13), the number of the hook blocks (13) is the same as that of the clamping blocks (12), and the hook blocks (13) are fixedly connected to the rear end of the hollow pipeline (11) along the circumferential direction; the clamping blocks (12) and the hook blocks (13) are arranged in a staggered manner; a sleeve (14) with a protective function is fixedly sleeved on the outer side of the clamping block (12);
the protection device (2) comprises an outer protection tube (21), an inner protection tube (22), a connecting strip (23), a connecting tube seat (24), a circular groove (25) and a mounting sliding groove (26); the inner wall of the inner protection tube (22) is provided with a circular groove (25) at the center, an outer protection tube (21) is coaxially sleeved outside the inner protection tube (22), and the outer protection tube (21) is connected with the inner protection tube (22) through uniformly arranged connecting strips (23); two adjacent outer protection pipes (21) are connected through a connecting pipe seat (24); the connecting pipe seat (24) comprises an annular plate and plug boards, wherein three plug boards are used as a group, two groups of plug boards are arranged in total, and the two groups of plug boards are fixedly connected to the two sides of the annular plate in a front-back symmetrical manner; and the three plugboards in each group of plugboards are uniformly and fixedly connected with the annular board along the circumferential direction.
2. A cable duct for facilitating connection according to claim 1, wherein: the bearing device (3) comprises a bearing bracket (31), a fastening assembly (32) and a positioning groove (33); the number of the support brackets (31) is three, wherein the diameters of the two support brackets (31) are the same as the inner diameter of the outer protection tube (21), the two support brackets (31) are symmetrically arranged at the two ends of the outer protection tube (21) in a front-back rotation mode, and the two support brackets (31) are abutted to the two ends of the inner protection tube (22); the diameter of the other support bracket (31) is the same as the inner diameter of the inner protection tube (22), and the other support bracket slides into the circular groove (25) on the inner protection tube (22) through the fastening component (32); a plurality of circles of jacks (311) for installing the hollow pipeline (11) are formed on the support bracket (31) from inside to outside, each circle of jacks (311) are uniformly distributed along the circumferential direction, and the jacks (311) on the three support brackets (31) are in one-to-one correspondence; hollow pipelines (11) are connected in a matched sliding manner in corresponding insertion holes (311) on the three support brackets (31); three positioning grooves (33) are also uniformly formed in the support brackets (31) at the two ends along the circumferential direction, and the positioning grooves (33) correspond to the plug boards.
3. A cable duct for facilitating connection according to claim 2, wherein: the fastening assembly (32) comprises a rolling seat (321) and a return spring (322); the number of the rolling seats (321) is three, and the three rolling seats (321) are respectively and slidably arranged in positioning grooves (33) on a support bracket (31) positioned in the circular groove (25); the rolling seat (321) is connected with the bottom of the positioning groove (33) through a return spring (322); the rolling seat (321) is provided with rolling balls in a rolling manner on the end surface far away from the reset spring (322).
4. A cable duct for facilitating connection according to claim 2, wherein: the connecting pipe device (4) comprises a positioning ring (41), a positioning assembly (42), a self-locking assembly (43) and a lifting bracket (44); the positioning ring (41) is sleeved at the front end of the outer protection tube (21) in a matched manner; the front end of the positioning ring (41) is provided with a positioning component (42) in a matched manner; the rear end of the positioning ring (41) is provided with a self-locking assembly (43); a lifting bracket (44) is arranged at the front end of the positioning ring (41); the lifting bracket (44) comprises a bottom frame (441) and a self-locking lifting seat (442); the self-locking lifting seat (442) is arranged on the underframe (441) in a bilateral symmetry sliding mode, the self-locking lifting seat (442) is fixedly connected through two limiting plates which are symmetrical front and back, and corresponding round holes (443) are formed in the two limiting plates.
5. A cable duct for facilitating connection according to claim 4, wherein: the positioning assembly (42) comprises a ring sleeve (421) and a positioning block (422); the ring sleeve (421) is rotationally connected to the front end of the positioning ring (41), and three positioning blocks (422) are uniformly and fixedly connected to the inner wall of the ring sleeve (421) along the circumferential direction; the positioning block (422) is connected with the positioning groove (33) on the support bracket (31) in front in an inserting way.
6. A cable duct for facilitating connection according to claim 5, wherein: the self-locking assembly (43) comprises a vertical plate (431), a connecting rod (432), a connecting plate (433), a pawl (434), a ratchet (435), a rotating handle (436) and a self-locking module (437); the vertical plate (431) is fixedly connected with the rear end of the positioning ring (41); a connecting rod (432) is rotatably connected above the vertical plate (431); the front end of the connecting rod (432) is fixedly connected with a connecting plate (433); a pawl (434) is rotatably connected to the connecting plate (433); a ratchet wheel (435) is arranged below the pawl (434) in a matched mode, and the ratchet wheel (435) is fixedly sleeved on the ring sleeve (421); the rear end of the connecting rod (432) is fixedly connected with a rotating handle (436), and a self-locking module (437) is arranged on the outer side of the connecting rod (432) between the rotating handle (436) and the vertical plate (431) in a matched mode; the self-locking module (437) comprises a spring pin (4371) and a limiting block (4372); the spring pin (4371) is fixedly connected inside the connecting rod (432), and the spring pin (4371); the number of the limiting blocks (4372) is two, and the two limiting blocks (4372) are symmetrically and fixedly connected on the rear end face of the vertical plate (431) in a left-right mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311442899.8A CN117317932B (en) | 2023-11-01 | 2023-11-01 | Cable conduit convenient to connect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311442899.8A CN117317932B (en) | 2023-11-01 | 2023-11-01 | Cable conduit convenient to connect |
Publications (2)
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| CN117317932A (en) | 2023-12-29 |
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