CN221177238U

CN221177238U - Circuit limiter

Info

Publication number: CN221177238U
Application number: CN202322011101.6U
Authority: CN
Inventors: 张克敏
Original assignee: Guangzhou Donghua Vocational College
Current assignee: Guangzhou Donghua Vocational College
Priority date: 2023-07-28
Filing date: 2023-07-28
Publication date: 2024-06-18
Anticipated expiration: 2033-07-28

Abstract

The utility model relates to the technical field of indoor wiring, in particular to a line limiter, which comprises a box body, wherein the top end of the box body is hollowed and is detachably provided with a box cover, a plurality of first pipe joints, second pipe joints, third pipe joints and conductive assemblies are respectively and fixedly arranged on four circumferential side surfaces of the box body, the conductive assemblies are arranged in the first pipe joints, the second pipe joints, the third pipe joints and the fourth pipe joints, one ends of the first pipe joints, the second pipe joints, the third pipe joints and the fourth pipe joints, which are far away from the box body, are fixedly connected with electric wire pipes, and electric wires in the electric wire pipes are electrically connected with the conductive assemblies; compared with the prior art, when the wiring is carried out by the utility model, the crossed wire pipes do not need to be folded together, namely, the height of the crossed position is not changed, the operation of digging a pit or raising the ground is not needed, and the convenience of wiring work is improved.

Description

Circuit limiter

Technical Field

The utility model relates to the technical field of indoor wiring, in particular to a line limiter.

Background

Indoor wiring refers to the installation of wires and cables inside a building for power, communications, and data transmission; in the process, the wire protection pipeline is installed on the path through a wiring line, but the condition of line crossing is often encountered when the ground is routed.

In the prior art, when the lines intersect, the ground is lifted or the pit is dug and buried in a mode which is selected according to the height condition of the bottom surface; if the floor level at the intersection of the pipes is relatively low, the floor may be selectively raised so that the pipes pass smoothly. This can be achieved by thickening the ground or installing a floor or the like. It is necessary to ensure the stability and flatness of the ground so that the pipe can pass safely.

Digging and burying: if the floor level at the pipe intersection is relatively high, the manner in which the pit is dug and landfilled may be selected. It is first necessary to excavate a pit of an appropriate size so that the pipeline can pass smoothly. The pipe is then placed in the pit and the pit is filled with earth or other fill material. It is necessary to ensure that the ground after landfill is level and that the pipe is firmly secured in the pit.

However, the ground is lifted in a mode of lifting the whole bottom surface, so that the workload of ground floor laying work is increased; the buried mode needs to locally bend the pipeline at the bottom layer, so that the pipeline is easy to damage, and the protection capability of the electric wire is reduced.

Disclosure of utility model

The present utility model is directed to a line limiter, which solves the above-mentioned problems of the prior art.

The aim of the utility model can be achieved by the following technical scheme:

The circuit limiter comprises a box body, wherein the top end of the box body is hollowed out and is detachably provided with a box cover, a plurality of first pipe joints, second pipe joints, third pipe joints and fourth pipe joints which are equal in number are fixedly arranged on four circumferential side surfaces of the box body respectively, conductive assemblies are arranged in the first pipe joints, the second pipe joints, the third pipe joints and the fourth pipe joints, one ends, far away from the box body, of the first pipe joints, the second pipe joints, the third pipe joints and the fourth pipe joints are fixedly connected with electric wire pipes, and electric wires in the electric wire pipes are electrically connected with the conductive assemblies;

The plurality of third pipe joints and the plurality of first pipe joints are aligned one by one, and a first protection pipe is fixedly connected between the corresponding first pipe joints and the third pipe joints; the second pipe joints and the fourth pipe joints are arranged in one-to-one alignment, a second protection pipe is fixedly connected between the corresponding second pipe joints and the fourth pipe joints, and the second protection pipe is positioned above the first protection pipe;

the first protection tube and the second protection tube are internally provided with leads, and two ends of each lead are respectively and electrically connected with the conductive assemblies at the corresponding positions.

Further, the conductive assembly comprises a first conductive seat and a second conductive seat, the first conductive seat is fixedly arranged at one end, close to the box body, of the first pipe joint, the second pipe joint, the third pipe joint and the fourth pipe joint, the second conductive seat is slidably arranged at one end, far away from the box body, of the first pipe joint, the second pipe joint and the fourth pipe joint, and one end, close to the first conductive seat, of the second conductive seat is clamped with the first conductive seat;

The one end fixedly connected with that conducting seat is kept away from conducting seat one sets up at first coupling, second coupling, third coupling and the outside connecting seat of fourth pipe joint, the one end fixedly connected with that conducting seat two was kept away from to the connecting seat the electric wire pipe, electric connection between electric wire in the electric wire pipe and the conducting seat two.

Further, the bottom surface of the box body is fixedly connected with positioning seats at positions close to four corners of the box body, and a round hole is formed in the top surface of the positioning seats at one end far away from the box body.

Further, a clamping groove matched with the box cover for use is formed in the top surface of the box body;

The box cover comprises a cover plate, a connecting frame which is matched with the clamping groove is fixedly arranged on the bottom surface of the cover plate, and flanges are arranged on the periphery of the cover plate.

Further, a spacer is arranged between the plurality of first protective pipes and the plurality of second protective pipes, and the spacer is used for eliminating electromagnetic interference between the wires;

The partition comprises a partition plate arranged between a plurality of first protection pipes and a plurality of second protection pipes, wherein the top surface of the partition plate is fixedly provided with a first isolation layer wrapping the plurality of second protection pipes, and the bottom surface of the partition plate is fixedly provided with a second isolation layer wrapping the plurality of first protection pipes.

The utility model has the beneficial effects that:

1. Compared with the prior art, when the wiring is carried out by the utility model, the crossed wire pipes do not need to be folded together, namely, the height of the crossed position is not changed, the operation of digging a pit or raising the ground is not needed, and the convenience of wiring work is improved.

2. According to the utility model, the arrangement of the isolating piece can eliminate interference among crossed wires, so that the use stability of the utility model is improved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described, and it will be obvious to those skilled in the art that other drawings can be obtained according to these drawings without inventive effort;

FIG. 1 is a three-dimensional schematic of the overall structure of the present utility model;

FIG. 2 is a three-dimensional schematic view of the internal structure of the case of the present utility model;

FIG. 3 is a three-dimensional schematic view of a lid of the present utility model;

FIG. 4 is a three-dimensional schematic of a spacer assembly of the present utility model;

FIG. 5 is a schematic view showing the internal structure of the pipe joint according to the present utility model;

Wherein, the reference numerals are as follows:

1-case lid, 2-positioning seat, 3-first coupling, 4-second coupling, 5-box, 6-third coupling, 7-fourth coupling, 8-draw-in groove, 9-first protection pipe, 10-second protection pipe, 11-flange, 12-apron, 13-connection frame, 14-first isolation layer, 15-baffle, 16-second isolation layer, 18-wire, 19-electrically conductive seat one, 20-electrically conductive seat two, 21-connection seat, 22-wire tube.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1:

Referring to fig. 1 to 5, in the embodiment of the present utility model, a line limiter includes a box 5, a top end of the box 5 is hollowed and a box cover 1 is detachably mounted, four circumferential sides of the box 5 are fixedly provided with a plurality of first pipe joints 3, second pipe joints 4, third pipe joints 6 and 7 with equal numbers, conductive components are respectively disposed in the first pipe joints 3, the second pipe joints 4, the third pipe joints 6 and the fourth pipe joints 7, and one ends of the first pipe joints 3, the second pipe joints 4, the third pipe joints 6 and the fourth pipe joints 7, which are far away from the box 5, are fixedly connected with an electric wire tube 22, and electric wires in the electric wire tube 22 are electrically connected with the conductive components;

The plurality of third pipe joints 6 and the plurality of first pipe joints 3 are aligned one by one, and first protection pipes 9 are fixedly connected between the corresponding first pipe joints 3 and the third pipe joints 6; the second pipe joints 4 and the fourth pipe joints 7 are arranged in one-to-one alignment, a second protection pipe 10 is fixedly connected between the corresponding second pipe joints 4 and the fourth pipe joints 7, and the second protection pipe 10 is positioned above the first protection pipe 9;

The first protective tube 9 and the second protective tube 10 are provided with a wire 18, and two ends of the wire 18 are respectively and electrically connected with the conductive components at corresponding positions.

As shown in fig. 5, the conductive assembly includes a first conductive seat 19 and a second conductive seat 20, wherein the first conductive seat 19 is fixedly installed at one end, close to the box 5, of the first pipe joint 3, the second pipe joint 4, the third pipe joint 6 and the fourth pipe joint 7, the second conductive seat 20 is slidably installed at one end, far from the box 5, of the first pipe joint 3, the second pipe joint 4, the third pipe joint 6 and the fourth pipe joint 7, and one end, close to the first conductive seat 19, of the second conductive seat 20 is clamped with the first conductive seat 19;

One end of the second conductive seat 20, which is far away from the first conductive seat 19, is fixedly connected with a connecting seat 21 which is arranged outside the first pipe joint 3, the second pipe joint 4, the third pipe joint 6 and the fourth pipe joint 7, one end of the connecting seat 21, which is far away from the second conductive seat 20, is fixedly connected with an electric wire tube 22, and an electric wire in the electric wire tube 22 is electrically connected with the second conductive seat 20.

As shown in fig. 1, the bottom surface of the case 5 is fixedly connected with positioning seats 2 at positions close to four corners thereof, and a round hole is formed in the top surface of the positioning seat 2 at one end far away from the case 5.

As shown in fig. 2 and 3, the top surface of the box body 5 is provided with a clamping groove 8 matched with the box cover 1;

The case cover 1 comprises a cover plate 12, a connecting frame 13 which is matched with the clamping groove 8 is fixedly arranged on the bottom surface of the cover plate 12, and flanges 11 are arranged on the periphery of the cover plate 12. The tightness of the box body 5 is improved through the matching arrangement of the connecting frame 13 and the clamping groove 8, and the flange 11 arranged at the edge position of the cover plate 12 in the box cover 1 is convenient for opening the box cover 1, namely, the operation such as detection of a circuit in the box body 5 is convenient.

The utility model is used when in use:

When the electric wires are required to be arranged in a crossing mode in the wiring process, the box body 5 is installed at the crossing position, the box body 5 is fixed on the ground by driving screws into round holes in the positioning seat 2, then the electric wire tube 22 is connected to one end, far away from the box body 5, of the first pipe joint 3, the second pipe joint 4, the third pipe joint 6 and the fourth pipe joint 7, the electric wires in the electric wire tube 22 are connected with the second conductive seat 20, the electric wire tube 22 is fixedly connected with the connecting seat 21, and then the second conductive seat 20 extends into the first pipe joint 3, the second pipe joint 4, the third pipe joint 6 and the fourth pipe joint 7 to enable the second conductive seat 20 to be clamped with the first conductive seat 19, so that the electric conduction purpose is achieved;

Compared with the prior art, when the wiring is carried out by the utility model, the crossed wire pipes 22 do not need to be folded together, namely the height of the crossed position does not change, the operation of digging a pit or raising the ground is not needed, and the convenience of wiring work is improved.

Example 2:

Referring to fig. 4, on the basis of embodiment 1, a spacer is provided between the plurality of first shielding pipes 9 and the plurality of second shielding pipes 10, the spacer being used for eliminating electromagnetic interference between the wires 18;

the partition comprises a partition plate 15 arranged between the first protective pipes 9 and the second protective pipes 10, a first isolation layer 14 wrapping the second protective pipes 10 is fixedly arranged on the top surface of the partition plate 15, and a second isolation layer 16 wrapping the first protective pipes 9 is fixedly arranged on the bottom surface of the partition plate 15.

When the wires are crossed, electromagnetic radiation is generated by interference between the wires, and the influence on surrounding electronic equipment and human health can be caused, especially under the conditions of high frequency and high power; and the interference between the wires can cause excessive current, overheat the wires, and even cause fire and electric shock and other safety problems; the spacer provided in the present embodiment can eliminate interference between wires, thereby avoiding the occurrence of the above-described situation;

Wherein the separator 15 is a metal plate having good conductivity and reflectivity, and can effectively withstand the propagation of electromagnetic waves, and the first and second separator layers 14 and 16 are electromagnetic wave absorbing materials, such as carbon black, carbon fiber, ferrite, etc., capable of converting electromagnetic waves into thermal energy, thereby absorbing the energy of the electromagnetic waves.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims

1. The circuit limiter is characterized by comprising a box body (5), wherein the top end of the box body (5) is hollowed out and is detachably provided with a box cover (1), a plurality of first pipe connectors (3), second pipe connectors (4), third pipe connectors (6) and 7 which are equal in number are fixedly arranged on four circumferential side surfaces of the box body (5), conductive components are arranged in the first pipe connectors (3), the second pipe connectors (4), the third pipe connectors (6) and the fourth pipe connectors (7), and wire pipes (22) are fixedly connected to one ends, far away from the box body (5), of the first pipe connectors (3), the second pipe connectors (4), the third pipe connectors (6) and the fourth pipe connectors (7), and wires in the wire pipes (22) are electrically connected with the conductive components;

The third pipe joints (6) and the first pipe joints (3) are aligned one by one, and a first protection pipe (9) is fixedly connected between the corresponding first pipe joints (3) and the third pipe joints (6); a plurality of second pipe joints (4) and a plurality of fourth pipe joints (7) are arranged in a one-to-one alignment mode, second protection pipes (10) are fixedly connected between the corresponding second pipe joints (4) and the fourth pipe joints (7), and the second protection pipes (10) are positioned above the first protection pipes (9);

the first protection tube (9) and the second protection tube (10) are internally provided with leads (18), and two ends of each lead (18) are respectively and electrically connected with the corresponding conductive assemblies.

2. The line limiter according to claim 1, wherein the conductive assembly comprises a first conductive seat (19) and a second conductive seat (20), the first conductive seat (19) is fixedly arranged at one end, close to the box body (5), of the first pipe joint (3), the second pipe joint (4), the third pipe joint (6) and the fourth pipe joint (7), the second conductive seat (20) is slidably arranged at one end, far away from the box body (5), of the first pipe joint (3), the second pipe joint (4), the third pipe joint (6) and the fourth pipe joint (7), and one end, close to the first conductive seat (19), of the second conductive seat (20) is clamped with the first conductive seat (19);

One end of the second conductive seat (20) far away from the first conductive seat (19) is fixedly connected with a connecting seat (21) arranged outside the first pipe joint (3), the second pipe joint (4), the third pipe joint (6) and the fourth pipe joint (7), one end of the connecting seat (21) far away from the second conductive seat (20) is fixedly connected with an electric wire tube (22), and an electric wire in the electric wire tube (22) is electrically connected with the second conductive seat (20).

3. The line limiter according to claim 1, wherein the bottom surface of the case (5) is fixedly connected with positioning seats (2) at positions close to four corners thereof, and a circular hole is formed in the top surface of the positioning seat (2) at one end far away from the case (5).

4. The line limiter according to claim 1, characterized in that the top surface of the case body (5) is provided with a clamping groove (8) which is matched with the case cover (1);

The box cover (1) comprises a cover plate (12), a connecting frame (13) which is matched with the clamping groove (8) is fixedly arranged on the bottom surface of the cover plate (12), and flanges (11) are arranged around the cover plate (12).

5. A line limiter according to claim 1, characterized in that a spacer is provided between a plurality of the first protective tubes (9) and a plurality of the second protective tubes (10), the spacer being for eliminating electromagnetic interference between the wires (18);

The isolating piece comprises a partition plate (15) arranged between a plurality of first protecting pipes (9) and a plurality of second protecting pipes (10), a first isolating layer (14) wrapping the plurality of second protecting pipes (10) is fixedly arranged on the top surface of the partition plate (15), and a second isolating layer (16) wrapping the plurality of first protecting pipes (9) is fixedly arranged on the bottom surface of the partition plate (15).