CN109842082B - Cable support - Google Patents
Cable support Download PDFInfo
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- CN109842082B CN109842082B CN201910091748.XA CN201910091748A CN109842082B CN 109842082 B CN109842082 B CN 109842082B CN 201910091748 A CN201910091748 A CN 201910091748A CN 109842082 B CN109842082 B CN 109842082B
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- cable
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- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 6
- 239000010410 layer Substances 0.000 description 15
- 238000010276 construction Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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Abstract
The invention provides a cable support and a cable trench, and relates to the technical field of cable laying, wherein the cable support comprises an embedded part, a connecting part, a support and a locking part, wherein the support is provided with a locking block matched with the locking part, and the support can be locked at least at two positions parallel to or vertical to the side wall of the cable trench; according to the cable support provided by the invention, when the support is positioned at the position parallel to the side wall of the cable trench, the activity space of workers can not be occupied, so that the operation efficiency is improved, and the probability of damaging the workers is reduced.
Description
Technical Field
The invention belongs to the technical field of cable laying, and particularly relates to a cable support and a cable trench.
Background
A cable pit is an underground conduit used to lay and replace electrical or telecommunications cabling. The side walls of the cable trench are typically fixedly mounted with cable brackets for mounting cables. When a worker erects a cable to the cable support, the cable trench occupies a small space and the cable support occupies a large moving space, so that the worker is inconvenient to move and the working efficiency is low; meanwhile, the edge angle of the extending end of the cable support is more, and workers are easily damaged.
Disclosure of Invention
The invention aims to provide a cable support and a cable trench, and aims to solve the technical problem that the cable support in a small-size cable trench causes inconvenience to cable laying construction.
In order to achieve the purpose, the invention adopts the technical scheme that: the cable bracket comprises an embedded part, a connecting part, a plurality of brackets and a locking part;
the embedded part is embedded and fixedly arranged on the side wall of the cable trench;
the embedded parts and the connecting pieces are correspondingly arranged at two ends of the rotating shaft rod, and the rotating shaft rod is vertically and fixedly arranged on the side wall of the cable trench by virtue of the connecting pieces;
the supports are distributed along the axial direction of the rotating shaft rod, one end of each support is hinged with the rotating shaft rod through a hinge part, the other end of each support horizontally extends out, and a locking block is arranged on each hinge part;
the locking piece is fixedly sleeved on the rotating shaft rod by means of a central opening, a groove matched with the locking block is formed in the locking piece, the locking piece is matched with the locking block to limit the support to rotate around the rotating shaft rod, and the support can be positioned at two positions perpendicular to or parallel to the side wall of the cable duct at least.
Furthermore, the rotating shaft rod is a screw rod, the central hole is a threaded hole matched with the rotating shaft rod, and the hinged portion is provided with a hinged hole with the diameter larger than the outer diameter of the rotating shaft rod.
Furthermore, the slot is a cross slot arranged at the upper end of the locking piece, and the locking block is a cross clamping block fixedly arranged at the lower end of the hinged part and matched with the cross slot.
Further, the locking piece is welded with the rotating shaft rod.
Furthermore, a compression nut which is used for compressing the hinge part and is matched with the rotating shaft rod is arranged above the hinge part.
Furthermore, two ends of the rotating shaft rod are fixedly connected with the connecting piece through welding.
Furthermore, the embedded part is an embedded stud extending out of the side wall of the cable trench, and the connecting piece is fixedly connected with the embedded stud by means of a fastening nut matched with the embedded stud.
Furthermore, the two ends of the support are provided with limiting parts for preventing the cable from being separated.
Furthermore, the limiting part of the extending end of the support is a limiting cylinder extending upwards from the extending end of the support, and the top end of the limiting cylinder is hemispherical.
The cable support provided by the invention has the beneficial effects that the support can rotate around the rotating shaft rod and can be locked at a position parallel to or vertical to the side wall of a cable trench by means of the locking block and the grooves on the locking piece; as shown in the figure, when the cable is laid on the lower layer bracket, the upper layer bracket is rotated to lean against the side wall of the cable trench, so that the activity space of workers can be greatly improved, the cable laying operation is not hindered, and the operation efficiency is improved; the extending end of the bracket is no longer positioned in the activity space of a worker after the bracket leans against the side wall of the cable trench, so that the worker is not injured.
Further, the invention also provides a cable trench which is provided with the ground cable support.
Further, the width of the cable trench is less than 800 mm.
The ground cable groove is provided with the ground cable support, so that a worker has larger moving space and high construction efficiency when laying a cable in the ground cable groove; and is not easily damaged.
Drawings
Fig. 1 is a schematic view of the overall structure of a cable holder according to an embodiment of the present invention;
FIG. 2 is a exploded view of the structural components of a cable support according to an embodiment of the present invention;
FIG. 3 is a schematic structural component view of a stent provided in an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a locking member according to an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a connector according to an embodiment of the present invention;
FIG. 6 is a perspective view of the lowermost bracket in a position perpendicular to the side walls of the cable trench;
FIG. 7 is a schematic cross-sectional view of the lowermost bracket in a state perpendicular to the side walls of the cable trench;
FIG. 8 is a perspective view of the lower two-layer rack in a state perpendicular to the side walls of the cable trench;
FIG. 9 is a schematic cross-sectional view of the lower two-layer rack in a state perpendicular to the side walls of the cable trench;
FIG. 10 is a perspective view of the entire rack in a position perpendicular to the side walls of the cable trench;
fig. 11 is a schematic cross-sectional view of the entire rack in a state perpendicular to the side walls of the cable trench.
In the figure: 1. the cable trench comprises an embedded part, 1a, a fastening nut, 2, a connecting piece, 3, a rotating shaft rod, 4, a support, 4a, a hinged part, 4b, a locking block, 4c, a limiting part, 5, a locking piece, 5a, a groove, 6 and a cable trench side wall.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1 to 5, the cable holder provided by the present invention will now be described. The cable bracket comprises an embedded part 1, a connecting part 2, a rotating shaft rod 3, a plurality of brackets 4 and a locking part 5; the embedded part 1 is embedded and fixedly arranged on the side wall 6 of the cable trench; the embedded parts 1 and the connecting parts 2 are correspondingly arranged at two ends of the rotating shaft rod 3, and the rotating shaft rod 3 is vertically and fixedly arranged on the side wall 6 of the cable trench by virtue of the connecting parts 2; the bracket 4 is distributed along the axial direction of the rotating shaft rod 3, one end of the bracket is hinged with the rotating shaft rod 3 by a hinge part 4a, and the other end of the bracket horizontally extends out, and a locking block 4b is arranged on the hinge part 4 a; locking piece 5 is fixed the cover with the help of central trompil and is located the pivot pole 3 on, be equipped with on locking piece 5 with the fluting 5a of locking piece 4b adaptation, with locking piece 4b cooperation restriction support 4 revolute the rotation of pivot pole 3, can be with two positions of support 4 location perpendicular or parallel cable pit lateral wall 6 at least.
The embedded part 1 is embedded in advance in the construction process of the cable trench; in fig. 1 and 2, the upper end of a rotating shaft rod 3 is provided with a connecting piece 2 and two embedded pieces 1, and the lower ends of the connecting piece and the embedded pieces are the same; the rotating shaft rod 3 is arranged close to the side wall 6 of the cable trench, and the closer the rotating shaft rod 3 is, the better the rotating shaft rod is, the more space can be saved, so that more moving space is reserved for workers; under the action of the dead weight of the bracket 4, when the locking block 4b is clamped in the open slot 5a, the bracket 4 cannot rotate around the rotating shaft rod 3; when the cable is arranged on the bracket 4, the gravity of the cable can further press the locking block 4b in the slot 5a, so that the bracket 4 can not rotate around the rotating shaft rod 3; after the locking block 4b is lifted from the slot 5a, the bracket 4 can rotate around the rotating shaft 3.
When the cable is laid, the upper layer of the bracket 4 can be rotated to a position parallel to the side wall 6 of the cable trench, so that the bracket 4 does not occupy too much space in the width direction of the cable trench, as shown in fig. 6 and 7, the bracket 4 at the lowest layer is rotated out and can be used for laying the cable, and the upper three layers of the brackets 4 are parallel to the side wall 6 of the cable trench; after the cables are laid on the supports 4 at the lowest layer, the supports 4 at the upper layer are turned out for cable laying, as shown in fig. 8 and 9; in this way, the rack 4 is sequentially rotated out and the cable is laid until the rack 4 is completely rotated out and the cable laying is completed, as shown in fig. 10 and 11.
The cable support provided by the invention has the beneficial effects that the support 4 can rotate around the rotating shaft rod 3 and can be locked at a position parallel to or vertical to the side wall 6 of the cable trench by means of the locking block 4b and the open groove 5a on the locking piece 5; as shown in fig. 5, when a cable is laid on the lower bracket 4, the upper bracket 4 is rotated to lean against the side wall 6 of the cable trench, so that the activity space of workers can be greatly increased, and the cable laying operation is not hindered, thereby improving the operation efficiency; the projecting end of the bracket 4, which is against the side wall 6 of the cable trench, is no longer located in the activity space of the worker, so that the worker is not injured.
Further, as a specific embodiment of the cable holder provided by the present invention, the rotating shaft rod 3 is a screw rod, the central opening is a threaded hole adapted to the rotating shaft rod 3, and the locking member 5 is fastened to the rotating shaft rod 3 by means of a thread; the hinge part 4a is provided with a hinge hole with the diameter larger than the outer diameter of the rotating shaft rod 3, so that the bracket 4 can be sleeved on the rotating shaft rod 3 by the hinge part 4a and can freely move up and down.
Further, as shown in fig. 3 and 4, as an embodiment of the cable holder provided by the present invention, the slot 5a is a cross-shaped slot provided at an upper end of the locking member 5, and the locking block 4b is a cross-shaped block fixedly disposed at a lower end of the hinge portion 4a and adapted to the cross-shaped slot. The bracket 4 can be positioned in two positions perpendicular or parallel to the cable duct side walls 6 by means of the cross-shaped slot and the cross-shaped block.
Further, as an embodiment of the cable holder provided by the present invention, the locking member 5 is welded to the spindle lever 3. The function of the weld is to prevent the locking element 5, together with the support 4, from rotating on the spindle rod 3, without being able to stably support the cable laid on the support 4.
Further, as shown in fig. 1, as a specific embodiment of the cable holder provided by the present invention, a pressing nut 7 adapted to the rotating shaft rod 3 for pressing the hinge portion 4a is provided above the hinge portion 4 a. The compression nut 7 prevents the locking piece 4b from coming out of the slot of the locking member 5.
Further, as a specific embodiment of the cable holder provided by the present invention, both ends of the rotation shaft rod 3 are fixedly connected with the connection member 2 by welding. The rotating shaft rod 3 is fixed on the two connecting pieces 2 which are arranged up and down after welding, and can not rotate and move up and down.
Further, as a specific embodiment of the cable bracket provided by the present invention, the embedded part 1 is an embedded stud extending from a side wall of the cable trench, and the connecting part 2 is fastened and connected to the embedded stud by a fastening nut 1a adapted to the embedded stud. Specifically, one connecting piece 2 is correspondingly provided with two embedded studs, and the connecting piece 2 is provided with a long slot for the embedded studs to pass through. And after the embedded stud penetrates through the long slotted hole, a fastening nut 1a is screwed on the embedded stud, and then the connecting piece 2 can be fastened and connected on the embedded stud. The embedded studs and the connecting piece 2 can also be connected through welding.
Further, as shown in fig. 3, as a specific embodiment of the cable holder provided by the present invention, both ends of the holder 4 are provided with a stopper portion 4c for preventing the cable from coming off. Specifically, the hinge portion 4a can be used as a stopper.
Further, as shown in fig. 3, as a specific embodiment of the cable holder provided by the present invention, the limiting portion 4c of the extending end of the holder 4 is a limiting cylinder extending upward from the extending end of the holder 4, and the top end of the limiting cylinder is hemispherical. Spacing cylinder and hemispherical top all are slick and sly structure, can furthest's reduction to workman's colliding with.
The use method of the cable support provided by the invention comprises the following steps: after the construction of the cable trench is finished, firstly, the connecting piece 2 is tightly connected to the embedded piece 1 extending out of the side wall 6 of the cable trench; sequentially penetrating a locking piece 5, a support 4 and a compression nut 7 through a rotating shaft rod 3 in a screw rod mode, and flexibly adjusting the length of the rotating shaft rod 3 and the number of the supports 4 sleeved on the rotating shaft rod 3 according to the size of a cable duct and the preset number of cable laying layers; adjusting the distance of the locking piece 5 on the rotating shaft rod 3 according to the interlayer height required by laying cables, and welding the locking piece 5 and the rotating shaft rod 3 after the adjustment is finished; before laying the cable, the bracket 4 is adjusted to be parallel to the side wall 6 of the cable trench, so that the maximum movable space is reserved for the construction of workers; when the cable is laid, firstly, the cable at the lowest layer is laid, at the moment, the support 4 at the lowest layer is rotated to a position vertical to the side wall 6 of the cable trench, the compression nut 7 is screwed down to be tightly attached to the upper end of the hinge part 4a, the locking block 4b is ensured to be firmly clamped in the groove 5a of the locking piece 5, and then the cable is laid; the same procedure is used for laying the cables of the upper layer of the support, the support 4 is sequentially rotated to a position vertical to the side wall 6 of the cable trench and the compression nut 7 is screwed to lock the support. When the cable of the lower-layer support 4 is laid, the upper-layer support 4 is located at the position where the cable trench side wall 6 is parallel, so that a moving space is reserved for workers, the operation efficiency is improved, and the workers can not be injured.
Furthermore, the invention also provides a cable trench which is provided with the cable bracket, so that a worker has larger moving space and high construction efficiency when laying cables in the cable trench; and is not easily damaged.
Further, as a specific embodiment of the cable trench provided by the present invention, the width of the cable trench is less than 800 mm. The cable support provided by the invention can be applied to cable trenches and cable tunnels of any size in principle. When the sizes of the cable trench and the cable tunnel are smaller, the cable support provided by the invention can exert the advantages and has application value.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. Cable support, its characterized in that: the embedded part is fixedly embedded on the side wall of the cable trench;
a connecting member;
the embedded parts and the connecting pieces are correspondingly arranged at two ends of the rotating shaft rod, the rotating shaft rod is vertically and fixedly arranged on the side wall of the cable trench by virtue of the connecting pieces, and the rotating shaft rod is a screw rod;
the plurality of supports are distributed along the axial direction of the rotating shaft rod, one end of each support is hinged with the rotating shaft rod by virtue of a hinge part, the other end of each support horizontally extends out, a locking block is arranged on each hinge part, and a hinge hole with the diameter larger than the outer diameter of the rotating shaft rod is arranged on each hinge part;
the locking piece is fixedly sleeved on the rotating shaft rod through a central opening, the central opening is a threaded hole matched with the rotating shaft rod, a groove matched with the locking block is formed in the locking piece and matched with the locking block to limit the support to rotate around the rotating shaft rod, the support can be positioned at two positions perpendicular to or parallel to the side wall of the cable duct at least, the groove is a cross-shaped groove formed in the upper end of the locking piece, the locking block is a cross-shaped clamping block fixedly arranged at the lower end of the hinged portion and matched with the cross-shaped groove, and a compression nut used for compressing the hinged portion and matched with the rotating shaft rod is arranged above the hinged portion.
2. The cable holder of claim 1, wherein: the locking piece is welded with the rotating shaft rod.
3. The cable holder of claim 1, wherein: and the two ends of the rotating shaft rod are fixedly connected with the connecting piece through welding.
4. The cable holder of claim 1, wherein: the embedded part is an embedded stud extending out of the side wall of the cable trench, and the connecting part is fixedly connected with the embedded stud by means of a fastening nut matched with the embedded stud.
5. The cable holder of claim 1, wherein: and two ends of the bracket are provided with limiting parts for preventing the cable from being separated.
6. The cable holder of claim 1, wherein: the limiting part of the extending end of the support is a limiting cylinder extending upwards from the extending end of the support, and the top end of the limiting cylinder is hemispherical.
7. Cable pit, its characterized in that: mounting a cable holder according to any one of claims 1 to 6.
8. The cable trench of claim 7 wherein: the width of the cable trench is less than 800 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910091748.XA CN109842082B (en) | 2019-01-30 | 2019-01-30 | Cable support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910091748.XA CN109842082B (en) | 2019-01-30 | 2019-01-30 | Cable support |
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| Publication Number | Publication Date |
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| CN109842082A CN109842082A (en) | 2019-06-04 |
| CN109842082B true CN109842082B (en) | 2020-11-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910091748.XA Active CN109842082B (en) | 2019-01-30 | 2019-01-30 | Cable support |
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| CN (1) | CN109842082B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111799743A (en) * | 2020-07-14 | 2020-10-20 | 国网山东省电力公司莒南县供电公司 | A mounting structure for underground buried cable |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111009872B (en) * | 2019-12-31 | 2020-11-03 | 华南理工大学 | Pre-buried cable support and construction method of cable trench |
| CN111162492A (en) * | 2020-03-05 | 2020-05-15 | 招商局重工（江苏）有限公司 | Connecting device for realizing support of cable bracket by means of pipe bracket |
| CN111668797B (en) * | 2020-06-22 | 2021-08-10 | 广东电网有限责任公司 | Assembled cable pit |
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| CN204538630U (en) * | 2015-04-29 | 2015-08-05 | 国家电网公司 | Novel cable ditch |
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| CN207664521U (en) * | 2017-12-29 | 2018-07-27 | 国家电网公司 | A kind of power cable wire dispenser |
| CN207967888U (en) * | 2018-02-08 | 2018-10-12 | 山西省工业设备安装集团有限公司 | A kind of cable installation support convenient for clamping |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101144278B (en) * | 2006-10-29 | 2012-04-25 | 叶世昌 | Integrated multifunctional hole-drilling pile-filling machine |
| DE102009057854A1 (en) * | 2009-12-11 | 2011-06-16 | Phoenix Contact Gmbh & Co. Kg | Electrical terminal, in particular terminal, comprising a housing and a busbar held on the housing |
| CN101758471A (en) * | 2010-01-07 | 2010-06-30 | 沈阳飞机工业（集团）有限公司 | Cross wrench for dowel-pin modular fixture |
| CN207111606U (en) * | 2017-08-03 | 2018-03-16 | 浙江未来加电子商务有限公司 | Self-locking structure and suspended ceiling device, drawer with self-locking structure |
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2019
- 2019-01-30 CN CN201910091748.XA patent/CN109842082B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104061370A (en) * | 2014-07-09 | 2014-09-24 | 国家电网公司 | Adjustable cable support |
| CN204538630U (en) * | 2015-04-29 | 2015-08-05 | 国家电网公司 | Novel cable ditch |
| CN104847967A (en) * | 2015-05-15 | 2015-08-19 | 黄贺明 | Rotary-type parallel cable holder |
| CN205544142U (en) * | 2016-03-31 | 2016-08-31 | 林茂青 | Foldable movable cable support |
| CN207664521U (en) * | 2017-12-29 | 2018-07-27 | 国家电网公司 | A kind of power cable wire dispenser |
| CN207967888U (en) * | 2018-02-08 | 2018-10-12 | 山西省工业设备安装集团有限公司 | A kind of cable installation support convenient for clamping |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111799743A (en) * | 2020-07-14 | 2020-10-20 | 国网山东省电力公司莒南县供电公司 | A mounting structure for underground buried cable |
| CN111799743B (en) * | 2020-07-14 | 2021-08-13 | 国网山东省电力公司莒南县供电公司 | A mounting structure for underground buried cable |
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| Publication number | Publication date |
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| CN109842082A (en) | 2019-06-04 |
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