CN210838783U - Cable fixing device for electric power tunnel - Google Patents
Cable fixing device for electric power tunnel Download PDFInfo
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- CN210838783U CN210838783U CN201922086971.3U CN201922086971U CN210838783U CN 210838783 U CN210838783 U CN 210838783U CN 201922086971 U CN201922086971 U CN 201922086971U CN 210838783 U CN210838783 U CN 210838783U
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- clamping block
- electric power
- fixing device
- limiting sliding
- cable fixing
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Abstract
The utility model discloses a cable fixing device for an electric power tunnel, which comprises a base, wherein a left side plate and a right side plate are respectively arranged at two ends of the base, and a left clamping block, a middle clamping block group and a right clamping block are arranged between the left side plate and the right side plate; the base is provided with a limiting sliding groove, the left clamping block, the middle clamping block group and the right clamping block are respectively provided with a limiting sliding block matched with the limiting sliding groove, and extension springs are respectively arranged between the limiting sliding block of the left clamping block and the limiting sliding block of the middle clamping block group and between the limiting sliding block of the middle clamping block group and the limiting sliding block of the right clamping block; the left side board and the right side board are both provided with locking mechanisms, the locking mechanisms of the left side board are matched with the left clamping block, and the locking mechanisms of the right side board are matched with the right clamping block. The utility model discloses can adapt to the installation of different cross-section cables, its cable is fixed convenient, cable fixed reliability is high moreover.
Description
Technical Field
The utility model belongs to the technical field of electric power tunnel equipment, concretely relates to cable fixing device for electric power tunnel.
Background
In each city across the country, because of the shortage of land resource, cable transmission lines inside the city are generally buried in underground power tunnels. The electric power tunnel adopts the undercut method to be under construction more, and the tunnel top generally designs into the arch to guarantee that the tunnel top has better compressive capacity, avoid electric power tunnel to be collapsed. After the power tunnel is dug, a cable support for supporting a cable needs to be installed on the inner wall of the tunnel. Traditional cable support is including the upright steel and the horizontal stand that are the angle steel preparation, and the lateral wall setting that electric power tunnel was applied in the steel subsides of founding, and the length of founding the steel corresponds with the height of electric power tunnel's lateral wall, and every founds and sets up the horizontal stand of a plurality of interval arrangement perpendicularly on the steel, and cable transmission line sets up on the horizontal stand.
With the rapid development of national economy, the electricity consumption of cities in China is continuously increased, the number of cables in a power tunnel is continuously increased in order to ensure the power supply, and the cross-sectional area and the weight of the cables are also increased more and more. In such an environment, the disadvantages of the conventional cable holder are more and more obvious: (1) the cable support is too simple in structure, the cable is not firmly fixed, and the cable is easy to wear and collide, so that the cable is damaged, and potential safety hazards such as electric leakage and the like can be caused in serious cases; (2) along with the cross-sectional area of cable constantly increases, the weight of cable conductor is also bigger and bigger, and traditional horizontal stand is made with upright steel angle steel, and the position intensity of horizontal stand and upright steel junction is not enough, can't bear the cable that the cross-sectional area is great.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems existing in the prior art, the utility model aims to provide a cable fixing device for electric power tunnel, its cable is fixed convenient, cable fixed reliability is high.
The utility model discloses the technical scheme who adopts does: a cable fixing device for an electric power tunnel comprises a base, wherein a left side plate and a right side plate are respectively arranged at two ends of the base, and a left clamping block, a middle clamping block group and a right clamping block are arranged between the left side plate and the right side plate; the base is provided with a limiting sliding groove, the left clamping block, the middle clamping block group and the right clamping block are respectively provided with a limiting sliding block matched with the limiting sliding groove, and extension springs are respectively arranged between the limiting sliding block of the left clamping block and the limiting sliding block of the middle clamping block group and between the limiting sliding block of the middle clamping block group and the limiting sliding block of the right clamping block; the left side board and the right side board are both provided with locking mechanisms, the locking mechanism of the left side board is matched with the left clamping block, and the locking mechanism of the right side board is matched with the right clamping block.
Preferably, the locking mechanism includes a locking bolt, the locking bolt of the left side plate is in threaded connection with the left side plate, and an end of the locking bolt abuts against the left clamping block.
Preferably, the locking bolt is provided with a locking assembly.
Preferably, the anti-loosening assembly comprises a left washer, a anti-loosening spring and a right washer which are sleeved on the locking bolt, and two ends of the anti-loosening spring are respectively connected with the left washer and the right washer.
Preferably, the middle clamping block group comprises a plurality of middle clamping blocks, and arc-shaped first clamping surfaces are arranged on two sides of each middle clamping block.
Preferably, an extension spring is provided between adjacent intermediate clamp blocks.
As an optimal mode, arc-shaped second clamping surfaces are arranged on the left clamping block and the right clamping block, the second clamping surface of the left clamping block is matched with the first clamping surface of the middle clamping block, and the second clamping surface of the right clamping block is matched with the first clamping surface of the middle clamping block.
Preferably, the first clamping surface and the second clamping surface are both provided with rubber pads, and anti-skidding teeth are arranged on the surfaces of the rubber pads.
Preferably, the limiting sliding groove is a T-shaped sliding groove.
As the preferred mode, base one end is connected with and is used for installing the mounting panel at the electric power tunnel inner wall, be equipped with the inclined support board on the mounting panel, the tip of inclined support board links to each other with the base.
The utility model has the advantages that:
the utility model provides a cable fixing device for an electric power tunnel, a left clamping block, a middle clamping block group and a right clamping block are arranged on a base in a sliding way, and the distance between the left clamping block and the middle clamping block group and the distance between the middle clamping block group and the right clamping block can be adjusted, so that the cable fixing device can adapt to the installation of cables with different sections; because the extension springs are arranged between the left clamping block and the middle clamping block group and between the middle clamping block group and the right clamping block, the cable is clamped through the extension springs, the cable can be prevented from sliding off, the cable is convenient to fix, and the cable fixing reliability is high.
Drawings
Fig. 1 is a schematic structural view of a cable fixing device for an electric power tunnel according to the present invention;
fig. 2 is a cross-sectional view of a base in the cable fixing device for an electric power tunnel according to the present invention;
in the figure: 1-a base; 2-left side plate; 3-right side plate; 4-left clamping block; 5-right clamping block; 6-limiting sliding chute; 7-limiting sliding blocks; 8-extension spring; 9-locking the bolt; 10-left gasket; 11-a locking spring; 12-a right gasket; 13-a middle clamping block; 14-a rubber pad; 15-anti-slip teeth; 16-a mounting plate; 17-inclined support plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, back, etc.) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
As shown in fig. 1 and fig. 2, the present embodiment provides a cable fixing device for an electric power tunnel, which includes a base 1, a left side plate 2 and a right side plate 3 are respectively disposed at two ends of the base 1, the left side plate 2 is welded at the left end of the base 1, and the right side plate 3 is welded at the right end of the base 1. Be equipped with left grip block 4, middle grip block group and right grip block 5 between left side board 2 and the right side board 3, middle grip block group sets up between left grip block 4 and right grip block 5.
The base 1 is provided with a limiting sliding groove 6, the limiting sliding groove 6 is arranged between the left side plate 2 and the right side plate 3, the left clamping block 4, the middle clamping block group and the right clamping block 5 are respectively provided with a limiting sliding block 7 matched with the limiting sliding groove 6, and preferably, the limiting sliding groove 6 is a T-shaped sliding groove. The left clamping block 4, the middle clamping block group and the right clamping block 5 can slide along the limiting slide block 7, so that the positions of the left clamping block 4, the middle clamping block group and the right clamping block 5 can be adjusted. The cable is placed between the left clamping block 4 and the middle clamping block set, or between the middle clamping block set and the right clamping block 5, thereby clamping the cable. And extension springs 8 are arranged between the limiting slide block 7 of the left clamping block 4 and the limiting slide block 7 of the middle clamping block group, and between the limiting slide block 7 of the middle clamping block group and the limiting slide block 7 of the right clamping block 5. The cable is placed between the left clamping block 4 and the middle clamping block group or between the middle clamping block group and the right clamping block 5, and the cable is automatically clamped and fixed under the action of the extension spring 8.
The left side board 2 and the right side board 3 are both provided with locking mechanisms, the locking mechanism of the left side board 2 is matched with the left clamping block 4, and the locking mechanism of the right side board 3 is matched with the right clamping block 5. After the cable is clamped by the left clamping block 4, the middle clamping block group and the right clamping block 5, the left clamping block 4, the middle clamping block group and the right clamping block 5 are fixed on the base 1 by using the locking mechanism, and the fixing effect of the cable is guaranteed.
The utility model discloses a left grip block 4, middle grip block group and right grip block 5 slide and set up on base 1, between left grip block 4 and the middle grip block group, distance between middle grip block group and the right grip block 5 can be adjusted, thereby can adapt to the installation of different cross-section cables, because between left grip block 4 and the middle grip block group, extension spring 8 has between middle grip block group and the right grip block 5, live the cable through extension spring 8, can prevent the cable landing, its cable is fixed convenient, the fixed reliability of cable is high.
Specifically, the locking mechanism includes a locking bolt 9, the locking bolt 9 of the left side plate 2 is in threaded connection with the left side plate 2, the end of the locking bolt 9 and the left clamping block 4 abut against each other, and the locking bolt 9 abuts against the left clamping block 4 by tightening the locking bolt 9 of the left side plate 2. The locking bolt 9 of the right side plate 3 is in threaded connection with the right side plate 3, the end of the locking bolt 9 abuts against the right clamping block 5, and the locking bolt 9 tightly abuts against the right clamping block 5 by screwing the locking bolt 9 of the right side plate 3, so that the left clamping block 4, the middle clamping block group and the right clamping block 5 are fixed on the base 1.
Preferably, the locking bolt 9 is provided with a locking assembly. The anti-loosening assembly comprises a left washer 10, a anti-loosening spring 11 and a right washer 12 which are sleeved on the locking bolt 9, and two ends of the anti-loosening spring 11 are respectively connected with the left washer 10 and the right washer 12. On the left side plate 2, a left washer 10, a locking spring 11 and a right washer 12 are all sleeved on the locking bolt 9, the left washer 10 is abutted against the bolt head of the locking bolt 9, the right washer 12 is in contact with the surface of the left side plate 2, and the locking bolt 9 can be prevented from loosening under the action of the locking spring 11.
In this embodiment, the middle clamping block group includes a plurality of middle clamping blocks 13, an extension spring 8 is disposed between adjacent middle clamping blocks 13, and arc-shaped first clamping surfaces are disposed on two sides of each middle clamping block 13. The clamping block 13 all slides and sets up on base 1 in the middle of a plurality of, and the first clamping face of clamping block 13 both sides in the middle can make the fixed of cable more reliable.
In this embodiment, the left clamping block 4 and the right clamping block 5 are both provided with arc-shaped second clamping surfaces, the second clamping surface of the left clamping block 4 is matched with the first clamping surface of the middle clamping block 13, and the second clamping surface of the right clamping block 5 is matched with the first clamping surface of the middle clamping block 13. The cable can be placed between the left clamping block 4 and the middle clamping block 13, between two adjacent middle clamping blocks 13, between the middle clamping block 13 and the right clamping block 5, and the cable is automatically clamped through the tension springs 8.
In the present embodiment, the first clamping surface and the second clamping surface are both provided with rubber pads 14, and the surface of the rubber pads 14 is provided with anti-slip teeth 15. The rubber pad 14 and the anti-skidding teeth 15 can enhance the clamping effect of the cable, avoid the abrasion of the cable and prevent the cable from generating safety accidents such as electric leakage and the like.
In the present embodiment, one end of the base 1 is connected to an installation plate 16 installed on the inner wall of the electric power tunnel, an inclined support plate 17 is provided on the installation plate 16, and the end of the inclined support plate 17 is connected to the base 1. The mounting plate 16 is in threaded connection with the inner wall of the electric power tunnel, and the base 1 is fixed on the mounting plate 16. The base 1's intensity can be strengthened to inclined support plate 17, and base 1 can bear more cable, and its application scope is wide, and the practicality is strong. When in specific use, the locking mechanism of the left side plate 2 can be taken down, the left clamping block 4 is directly abutted against the left side plate 2, and the left clamping block 4, the middle clamping block group and the right clamping block 5 are fixed on the base 1 through the locking mechanism of the right side plate 3.
The present invention is not limited to the above-mentioned optional embodiments, and any other products in various forms can be obtained by anyone under the teaching of the present invention, and any changes in the shape or structure thereof, all the technical solutions falling within the scope of the present invention, are within the protection scope of the present invention.
Claims (10)
1. A cable fixing device for an electric power tunnel comprises a base (1), and is characterized in that a left side plate (2) and a right side plate (3) are respectively arranged at two ends of the base (1), and a left clamping block (4), a middle clamping block group and a right clamping block (5) are arranged between the left side plate (2) and the right side plate (3); a limiting sliding groove (6) is formed in the base (1), limiting sliding blocks (7) matched with the limiting sliding groove (6) are arranged on the left clamping block (4), the middle clamping block group and the right clamping block (5), and extension springs (8) are arranged between the limiting sliding blocks (7) of the left clamping block (4) and the limiting sliding blocks (7) of the middle clamping block group and between the limiting sliding blocks (7) of the middle clamping block group and the limiting sliding blocks (7) of the right clamping block (5); the left side board (2) and the right side board (3) are both provided with locking mechanisms, the locking mechanisms of the left side board (2) are matched with the left clamping block (4), and the locking mechanisms of the right side board (3) are matched with the right clamping block (5).
2. The cable fixing device for the electric power tunnel according to claim 1, wherein the locking mechanism comprises a locking bolt (9), the locking bolt (9) of the left side plate (2) is in threaded connection with the left side plate (2), and an end of the locking bolt (9) and the left clamping block (4) abut against each other.
3. Cable fixing device for electric power tunnels according to claim 2, characterized in that the locking bolt (9) is provided with a check assembly.
4. The cable fixing device for the electric power tunnel according to claim 3, wherein the anti-loosening assembly comprises a left washer (10), a loosening-preventing spring (11) and a right washer (12) which are sleeved on the locking bolt (9), and two ends of the loosening-preventing spring (11) are respectively connected with the left washer (10) and the right washer (12).
5. The cable fixing device for the electric power tunnel according to claim 1, wherein the middle clamping block set comprises a plurality of middle clamping blocks (13), and both sides of each middle clamping block (13) are provided with arc-shaped first clamping surfaces.
6. A cable fixing device for electric power tunnels according to claim 5, characterized in that a tension spring (8) is provided between adjacent intermediate clamping blocks (13).
7. The cable fixing device for the electric power tunnel according to claim 5, wherein the left clamping block (4) and the right clamping block (5) are provided with arc-shaped second clamping surfaces.
8. The cable fixing device for the electric power tunnel according to claim 7, wherein the first clamping surface and the second clamping surface are provided with rubber pads (14), and the surfaces of the rubber pads (14) are provided with anti-skid teeth (15).
9. The cable fixing device for an electric power tunnel according to claim 1, wherein the limiting chute (6) is a T-shaped chute.
10. The cable fixing device for the electric power tunnel according to claim 1, wherein one end of the base (1) is connected with a mounting plate (16) for mounting on the inner wall of the electric power tunnel, an inclined support plate (17) is arranged on the mounting plate (16), and the end of the inclined support plate (17) is connected with the base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922086971.3U CN210838783U (en) | 2019-11-26 | 2019-11-26 | Cable fixing device for electric power tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922086971.3U CN210838783U (en) | 2019-11-26 | 2019-11-26 | Cable fixing device for electric power tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210838783U true CN210838783U (en) | 2020-06-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922086971.3U Active CN210838783U (en) | 2019-11-26 | 2019-11-26 | Cable fixing device for electric power tunnel |
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| Country | Link |
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| CN (1) | CN210838783U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112838546A (en) * | 2020-12-31 | 2021-05-25 | 李云友 | Overhead insulated cable fixing device for power supply and distribution |
| CN115117835A (en) * | 2022-08-31 | 2022-09-27 | 国网山东省电力公司枣庄供电公司 | Cable mounting and fixing device |
-
2019
- 2019-11-26 CN CN201922086971.3U patent/CN210838783U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112838546A (en) * | 2020-12-31 | 2021-05-25 | 李云友 | Overhead insulated cable fixing device for power supply and distribution |
| CN115117835A (en) * | 2022-08-31 | 2022-09-27 | 国网山东省电力公司枣庄供电公司 | Cable mounting and fixing device |
| CN115117835B (en) * | 2022-08-31 | 2022-12-06 | 国网山东省电力公司枣庄供电公司 | Cable mounting and fixing device |
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