CN216851150U

CN216851150U - Cable shielding device

Info

Publication number: CN216851150U
Application number: CN202123447312.1U
Authority: CN
Inventors: 孙衍鹏; 李权潘
Original assignee: Sichuan Lianchang Ict Technology Co ltd
Current assignee: Sichuan Lianchang Ict Technology Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-06-28
Anticipated expiration: 2031-12-31

Abstract

The application discloses a cable shielding device, which comprises a shielding plate and a plurality of fixed hooks arranged along the cable laying direction, wherein the fixed hooks are provided with fixing pieces for fixedly connecting the fixed hooks with an external structure, and are connected with the shielding plate through a first fastening device; according to the cable hook, the fixing hook is independently arranged outside the cable hook, and the shielding plate is fixed through the fixing hook; the whole set of device does not contact with the existing cable system, thereby ingeniously bypassing the cable hook and the laid cable, and therefore, the installation state of the cable is not influenced. And because the shielding plate is arranged on the fixed hook independently and does not need to be hung on the fixed hook, the shielding plate does not cause extra load to the fixed hook, thereby prolonging the service life of the fixed hook.

Description

Cable shielding device

Technical Field

The application relates to the technical field of communication equipment, in particular to a cable shielding device.

Background

The cable is usually placed and fixed through a cable trench on two sides of a railway track, cable types such as a strong current cable, a weak current cable or other communication cables are arranged in the cable trench, cables which possibly interfere with each other need to be separated from a physical space in the laying process in the cable trench, and a certain separation distance is met, so that the separation effect is realized, and because pure physical separation still has a certain leakage risk, an external shielding device is usually added on the basis of the physical separation to carry out separation shielding on the cables laid along the line;

in the prior art, a shielding plate is usually directly placed on a cable clamping device, and laid cables are directly placed in the shielding plate; adopt above-mentioned mode although can realize the shielding requirement, but because the cable cover is arranged in shield assembly, consequently when carrying out circuit maintenance and need changing shield assembly, at first need dismantle the cable that has laid, accomplish again after changing the cable recovery, whole maintenance process operation degree of difficulty is higher, complex operation, simultaneously because devices such as shield plate can occupy certain space on the cable couple, easily lead to the cable to be reduced by the rate of tension of centre gripping.

SUMMERY OF THE UTILITY MODEL

The main object of this application is to provide a cable shield assembly to solve the defect of shield assembly dismouting difficulty among the prior art.

In order to achieve the purpose, the application provides a cable shielding device which comprises a shielding plate and a plurality of fixed hooks arranged along the cable laying direction; the fixed hook is provided with a fixing piece used for being connected with an external structure, the fixed hook is further provided with a first fastening device, and the shielding plate is fixedly connected with the fixed hook through the first fastening device.

Optionally, the fixed hook is further provided with a bearing plate in an arc structure, one end of the bearing plate is integrally connected with the lower end of the fixed hook, and the other end of the bearing plate is deflected towards the upper side of the fixed hook; the first fastening device further comprises a first clamping groove and a second clamping groove, the first clamping groove is arranged on the fixed hook, and the second clamping groove is located at the free end of the bearing plate.

Optionally, the fixed hook is further provided with a bearing plate in an arc structure, one end of the bearing plate is integrally connected with the upper end of the fixed hook, and the other end of the bearing plate is deflected towards the lower side of the fixed hook; the first fastening device comprises a first clamping groove and a second clamping groove, the first clamping groove is arranged on the fixed hook, and the second clamping groove is located at the free end of the bearing plate.

Optionally, the fixed hook is integrally connected with the fixed plate, and the fixed plate is provided with a shooting nail.

Optionally, the fixed hook is fixedly connected with the fixed plate through a first limiting mechanism and a second limiting mechanism, and the fixed plate is provided with a shooting nail.

Optionally, the first limiting mechanism comprises a first limiting plate and a second limiting plate which are respectively arranged on two sides of the fixed hook, a plurality of limiting blocks are arranged on one side of the first limiting plate opposite to the second limiting plate, and a slot for placing the fixing piece is arranged between each limiting block and the fixed hook.

Optionally, the second limiting mechanism comprises a T-shaped limiting groove arranged on the fixing sheet, a sliding block inserted into the limiting groove is arranged on the fixing hook, limiting blocks protruding out of the limiting groove are arranged on two sides of the sliding block, and the limiting blocks and the fixing sheet are abutted to limit positions.

Optionally, the fixing piece is of a straight plate structure or an L-shaped structure, and a fixing shooting nail is arranged on the fixing piece.

Optionally, the shielding plate is a PVC plate with an arc-shaped structure, and calcium powder for shielding is filled in the shielding plate; and the surface of the shielding plate is wrapped with an aluminum isolation layer.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model comprises a shielding plate and a plurality of fixed hooks arranged along the cable laying direction, wherein the fixed hooks are provided with fixing pieces for fixedly connecting the fixed hooks with an external structure, and the fixed hooks are fixedly connected with the shielding plate through a first fastening device;

compared with the prior art, the cable shielding device is provided with the fixing hooks outside the cable hooks, the fixing hooks are uniformly arranged along the laying direction of the cable, and meanwhile, the shielding plate is arranged on the fixing hooks through the first fastening device; this application realizes the fixed of shield plate through the fixed couple of independent design, in the installation of shield plate, ingenious cable of having bypassed fixed couple and having accomplished the laying, can not lead to simultaneously also causing harmful effects to having the cable to lead to because of shield assembly's installation to greatly reduced shield assembly's the installation degree of difficulty.

Secondly, this application among the technical scheme, the shield plate sets up alone on fixed couple, and need not carry on fixed couple, consequently it can not cause extra load to fixed couple to the life of extension fixed couple.

Finally, among the technical scheme, direct contact can not take place for shielding plate and cable, also can not take place the contact with fixed couple, consequently does not have any influence to the mounted state of cable, simultaneously because the mutual separation of shielding plate and cable, at the maintenance in-process, the staff can dismantle the shielding plate fast and need not move the cable, and it has improved maintenance efficiency greatly.

Drawings

Fig. 1 is an exploded view of a cable shielding device according to embodiment 1 of the present application;

fig. 2 is a side view of a cable shielding device according to embodiment 1 of the present application;

fig. 3 is an assembly view of the cable shielding device according to embodiment 1 of the present application;

fig. 4 is an exploded view of the cable shielding device according to embodiment 2 of the present application;

fig. 5 is a side view of a cable shielding device according to embodiment 2 of the present application;

fig. 6 is an assembly view of the cable shielding device according to embodiment 2 of the present application;

fig. 7 is an exploded view of a cable shielding device according to embodiment 3 of the present application;

reference numerals: 1-shielding plate, 2-fixing hook, 3-fixing piece, 4-bearing plate, 5-first clamping groove, 6-second clamping groove, 7-shooting nail, 8-first limiting plate, 9-second limiting plate, 10-limiting block, 11-slot, 12-T-shaped limiting groove, 13-sliding block and 14-limiting boss.

The implementation, functional features and advantages of the object of the present application will be further explained with reference to the embodiments, and with reference to the accompanying drawings.

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 upper, lower, left, right, front and rear … …) in the embodiment 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 interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. 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, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating 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 meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. 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.

Embodiment mode 1

Referring to fig. 1 to 3, the present application discloses a cable shielding device, which includes a shielding plate 1 and a plurality of fixing hooks 2, wherein each fixing hook 2 is arranged along a laying direction of a cable, and the fixing hooks 2 are connected with a fixing piece 3 through a first fastening device and a second fastening device; the fixing sheet 3 can be in a straight plate structure or an L-shaped structure, and is provided with a shooting nail 7, so that the fixing connection with an external structure is realized;

the first fastening device comprises a first limiting plate 8 and a second limiting plate 9, the first limiting plate 8 and the second limiting plate 9 are respectively arranged on two sides of one surface of the fixed hook 2 opposite to the fixed piece 3, meanwhile, a plurality of limiting blocks 10 are symmetrically arranged on one side of the first limiting plate 8 opposite to the second limiting plate 9, so that an L-shaped structure is formed, the limiting blocks 10 are not connected with the fixed hook 2, a slot 11 for inserting the fixed piece 3 is reserved between the limiting blocks 10 and the fixed hook 2, and after the installation is completed, the first fastening device is used for holding and fixing the fixed piece 3 from two ends of the fixed piece 3, so that the fastening and limiting in a horizontal plane are realized; the structure is simple, the installation is convenient, and the installation efficiency can be effectively improved;

the second fastening device comprises a T-shaped limiting groove 12 and a sliding block 13, the sliding block 13 is integrally connected with the fixed hook 2, the limiting groove is located on the fixed piece 3, limiting blocks 10 are further arranged on two sides of the sliding block 13, the limiting blocks 10 protrude to the outer side of the limiting groove, so that a T-shaped structure is formed, and after the installation is completed, the limiting blocks 10 are attached to the back of the fixed piece 3; meanwhile, the sliding block 13 is attached to the inner wall of the sliding chute to realize the limit in the vertical direction, so that the stable connection between the fixed piece 3 and the fixed hook 2 is ensured;

the limiting structure not only can realize the stable connection between the fixing piece 3 and the fixing hook 2, but also has simple structure and can effectively improve the connection stability; the device can realize fixed connection when the fixed hook 2 is inserted on the fixed sheet 3, has simple operation and is beneficial to improving the installation efficiency of the fixed hook 2;

one side of the shielding plate 1 is integrally connected with a connecting hook, the shielding plate 1 comprises a main body made of a PVC (polyvinyl chloride) plate, and calcium powder is doped into a PVC material in the manufacturing process so as to improve the shielding capability of the shielding plate 1; after the main body of the shielding plate 1 is manufactured, an aluminum isolation layer is coated on the surface of the main body in a vacuum electroplating mode, so that the shielding effect is further improved;

the fixed hook 2 is also provided with a bearing plate 4, the bearing plate 4 is of an arc-shaped structure, one end of the bearing plate 4 is integrally connected with the lower end of the fixed hook 2, and the other end of the bearing plate is deflected towards the upper side of the fixed hook 2; the first fastening device comprises a first clamping groove 5 and a second clamping groove 6; a first clamping groove 5 is formed in one surface, opposite to the bearing plate 4, of the fixed hook 2, and the bottom surface of the first clamping groove 5 is flush with the inner surface of the bearing plate 4; the free end of the bearing plate 4 is turned over towards one side of the fixed hook 2 to form a second clamping groove 6 with a U-shaped cross section; when the shielding plate is used, two sides of the shielding plate 1 are respectively clamped into the first clamping groove 5 and the second clamping groove 6, and meanwhile, the outer surface of the shielding plate and the inner surface of the bearing plate 4 can be mutually attached so as not to be mutually attached.

When the device is used, the fixing hooks 2 are uniformly arranged along the laying direction of the cable, and a cable hook for preventing the cable is arranged between every two adjacent fixing hooks 2; when the shielding plate is installed, firstly, the fixing piece 3 is fixed through the shooting nail 7, then the fixing hook 2 is buckled on the fixing piece 3, the bearing plate 4 is arc-shaped, so that the bearing plate can bypass the cable and is not in any contact with the cable, and after the installation is finished, the shielding plate 1 is inserted into the bearing plate from one end of the fixing hook 2, so that the installation of the shielding plate 1 is finished;

compared with the prior art, the utility model discloses an installation of shield plate 1 has been realized to solitary fixed couple 2, and it does not take place any with the cable and is connected, avoids moving the cable in the 1 installation of shield plate to simplify the procedure of laying of shield plate 1 greatly, improved the installation effectiveness.

Embodiment mode 2

This embodiment is an optional embodiment of the present invention, as shown in fig. 4 to fig. 6, which discloses a cable shielding device, comprising a shielding plate 1 and a plurality of fixing hooks 2, wherein each fixing hook 2 is arranged along the laying direction of the cable, and the fixing hooks 2 are connected with a fixing plate 3 through a first fastening device and a second fastening device;

meanwhile, a bearing plate 4 is also arranged on the fixed hook 2, the bearing plate 4 is of an arc-shaped structure, one end of the bearing plate 4 is integrally connected with the upper end of the fixed hook 2, and the other end of the bearing plate is deflected towards the lower side of the fixed hook 2; the first fastening device comprises a first clamping groove 5 and a second clamping groove 6; a group of symmetrical convex blocks are arranged at the top of the fixing device, and a clamping groove is arranged on one surface of the convex blocks, which is opposite to the bearing plate 4, and the clamping groove is a first clamping groove 5;

meanwhile, the free end of the bearing plate 4 is turned over to the side away from the fixed hook 2 to form a second clamping groove 6 with a U-shaped cross section; so as to ensure that the first card slot 5 and the second card slot 6 are positioned on the same surface of the bearing plate 4; when the shielding plate is used, two sides of the shielding plate 1 are respectively clamped into the first clamping groove 5 and the second clamping groove 6.

Embodiment 3

As an optional embodiment of the present invention, as shown in fig. 7, on the basis of embodiment 1 or embodiment 2, the present invention discloses a cable shielding device, which includes a fixed hook 2 and a fixed piece 3, wherein the fixed hook 2 is integrally connected to the fixed piece 3, and the fixed piece 3 and the fixed hook 2 are manufactured by an integral punch forming technology, so as to improve the production efficiency and reduce the cost of the equipment; the fixing plate 3 is provided with a shooting nail 7 for connecting an external structure.

In the above embodiment, the arc-shaped structure can be selected for the shielding case, the straight plate structure can be selected for the shielding case, the semicircular structure can be selected for the shielding case, the structure of the fixed hook is adjusted correspondingly when the shielding case is used, and the selection of the structure is determined according to factors such as shielding range requirements and cable diameter of the cable.

The above description is only a preferred embodiment of the present application, and not intended to limit the scope of the present application, and all modifications of equivalent structures and equivalent processes, which are made by the contents of the specification and the drawings of the present application, or which are directly or indirectly applied to other related technical fields, are included in the scope of the present application.

Claims

1. A cable shielding device is characterized by comprising a shielding plate (1) and a plurality of fixed hooks (2) arranged along the cable laying direction; the fixing hook is characterized in that a fixing piece (3) used for being connected with an external structure is arranged on the fixing hook (2), a first fastening device is further arranged on the fixing hook (2), and the shielding plate (1) is fixedly connected with the fixing hook (2) through the first fastening device.

2. The cable shielding device according to claim 1, wherein the fixed hook (2) is further provided with a bearing plate (4) having an arc structure, one end of the bearing plate (4) is integrally connected with the lower end of the fixed hook (2), and the other end is deflected towards the upper side of the fixed hook (2); the first fastening device further comprises a first clamping groove (5) and a second clamping groove (6), the first clamping groove (5) is arranged on the fixed hook (2), and the second clamping groove (6) is located at the free end of the bearing plate (4).

3. The cable shielding device according to claim 1, wherein the fixed hook (2) is further provided with a bearing plate (4) having an arc structure, one end of the bearing plate (4) is integrally connected with the upper end of the fixed hook (2), and the other end is deflected toward the lower side of the fixed hook (2); the first fastening device comprises a first clamping groove (5) and a second clamping groove (6), the first clamping groove (5) is arranged on the fixed hook (2), and the second clamping groove (6) is located at the free end of the bearing plate (4).

4. A cable shielding device according to claim 1, wherein the fixing hook (2) is integrally connected to a fixing plate (3), and the fixing plate (3) is provided with a shooting nail (7).

5. A cable shielding device according to claim 1, wherein the fixing hook (2) is fixedly connected to the fixing plate (3) by a first limiting mechanism and a second limiting mechanism, and the fixing plate (3) is provided with a shooting nail (7).

6. The cable shielding device according to claim 5, wherein the first limiting mechanism comprises a first limiting plate (8) and a second limiting plate (9) which are respectively arranged at two sides of the fixed hook (2), a plurality of limiting blocks (10) are arranged at one sides of the first limiting plate (8) opposite to the second limiting plate (9), and a slot (11) for placing the fixing piece (3) is arranged between each limiting block (10) and the fixed hook (2).

7. A cable shielding device according to claim 5, wherein the second limiting mechanism comprises a T-shaped limiting groove (12) arranged on the fixing plate (3), the fixing hook (2) is provided with a sliding block (13) inserted into the limiting groove, two sides of the sliding block (13) are provided with limiting bosses (14) protruding out of the limiting groove, and the limiting bosses (14) are abutted against the fixing plate (3) for limiting.

8. A cable screening device according to claim 1, characterized in that the fixing plate (3) is of a straight plate construction or an L-shaped construction, on which a fixing stud (7) is arranged.

9. A cable shielding device according to claim 1, wherein said shielding plate (1) is a PVC plate having an arc structure, and is filled with calcium powder for shielding; and the surface of the shielding plate (1) is wrapped with an aluminum isolation layer.