Weak current wiring rack

Abstract

A first wiring pipe and a second wiring pipe are detachably connected in a splicing mode, the inner side of the end face of the first wiring pipe is provided with an extrusion conical groove, and the end face of the second wiring pipe is provided with a rubber embedding and sealing block in a bonding mode at the position corresponding to the extrusion conical groove. According to the utility model, the end sleeves, the built-in annular air bags, the air injection pipes and the rubber sealing rings are arranged at the end parts of the first wiring pipe and the second wiring pipe, so that the built-in annular air bags can be conveniently injected with air after weak current line connection, and the built-in annular air bags are deformed after air injection; therefore, the rubber sealing ring on the inner side is driven to tightly abut against the outer side of the weak current circuit, so that the weak current circuit and the end parts of the first wiring pipe and the second wiring pipe are sealed, and the weak current wiring joints in the first wiring pipe and the second wiring pipe are protected. And external impurities are prevented from entering to influence the connection and use of the weak current line.

Description

Technical Field

[0001] The utility model relates to the technical field of weak current wiring, in particular to a weak current wiring frame. Background Art

[0002] Weak current generally refers to DC circuits or audio, video lines, network lines, telephone lines, and AC voltage is generally within 36V. Household appliances such as telephones, computers, and television signal inputs (cable TV lines), audio equipment (output lines), etc. are all weak current electrical equipment. When connecting weak current equipment, wire racks are needed to facilitate the connection and wiring of weak current lines, so that the lines can be easily repaired when a fault occurs.

[0003] In the process of connecting weak current lines with the current weak current wiring rack, after the weak current line is connected, the connection position between the end of the weak current line and the weak current wiring rack lacks sealing and shielding treatment means, which makes it easy for external dust and water stains to penetrate into the weak current wiring rack, causing poor contact at the joint position of the weak current line, thereby affecting the use of weak current equipment. Utility Model Content

[0004] The utility model provides a weak current wiring frame, which can effectively solve the problem that in the process of connecting weak current lines with the current weak current wiring frame proposed in the above background technology, after the weak current line is connected, the connection position between the end of the weak current line and the weak current wiring frame lacks a sealing and shielding treatment means, resulting in the joint position of the weak current line being easily penetrated into the weak current wiring frame by external dust and water stains, causing poor contact, thereby affecting the use of weak current equipment.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a weak current wiring rack, comprising a first wiring tube and a second wiring tube, the first wiring tube and the second wiring tube are detachably connected by splicing, the end of the first wiring tube is provided with a connecting threaded sleeve, the end of the second wiring tube is connected to the connecting threaded sleeve by threaded engagement, the end of the connecting threaded sleeve is provided with a rotating ring, the inner side of the end face of the first wiring tube is provided with an extrusion tapered groove, and the end face of the second wiring tube is bonded with a rubber embedding block at the position corresponding to the extrusion tapered groove;

[0006] A connecting swivel is installed on the top of each of the first wiring tube and the second wiring tube, a threaded rod is connected to the inner side of the connecting swivel through a threaded fit, a knob is fixedly connected to the top of the threaded rod, and a clamping arc plate is connected to the bottom of the threaded rod in a limited rotation manner, a limiting guide rod is installed at the positions at both ends of the clamping arc plate corresponding to the inside of the first wiring tube and the second wiring tube, and the end of the clamping arc plate is limitedly slidably connected to the outer side of the limiting guide rod, and a supporting arc plate is provided at the bottom of the first wiring tube and the second wiring tube corresponding to the clamping arc plate;

[0007] The first wiring tube and the second wiring tube are both provided with an end sleeve at one end away from each other, and the inner side of the end sleeve is embedded and fitted with a built-in annular airbag, the top of the built-in annular airbag is connected to an air injection pipe, and the inner side edge of the built-in annular airbag is bonded with a rubber sealing ring.

[0008] Preferably, after the second wiring tube is completely screwed into the connecting threaded sleeve at the end of the first wiring tube, the rubber sealing block at the end of the second wiring tube is tightly embedded in the extruded conical groove.

[0009] Preferably, a turntable is provided at the bottom of the threaded rod, and the turntable is limitedly rotatably connected to a limit rotation groove opened at the middle end of the top of the clamping arc plate, a sliding hole is opened at the end of the clamping arc plate, the limit guide rod is connected to the sliding hole, and a limit end is provided at the end of the limit guide rod.

[0010] Preferably, an air plug is provided at the top of the air injection tube, and after the air injection tube is injected with air, the built-in annular airbag is driven to expand and deform, and the built-in annular airbag drives the rubber sealing ring to be squeezed and contracted gradually.

[0011] Preferably, a mounting bracket is installed at the bottom of the first wiring tube and the second wiring tube corresponding to the supporting arc plate, and the inside of the mounting bracket and the bottom of the first wiring tube and the second wiring tube are provided with an embedded telescopic groove;

[0012] A support spring is arranged inside the embedded telescopic groove, and a support rod is connected to the top end of the support spring, and the support rod is fixedly connected to the bottom middle end of the support arc plate.

[0013] Preferably, the bottom of the support rod is slidably connected in the embedded telescopic groove through a limit seat, and one end of the support spring is fixedly connected to the bottom of the limit seat, and the other end is fixedly connected to the bottom wall of the embedded telescopic groove.

[0014] Compared with the prior art, the utility model has the following beneficial effects: the utility model has a scientific and reasonable structure and is safe and convenient to use:

[0015] 1. The first wiring tube and the second wiring tube are conveniently connected by connecting the threaded sleeve and the rotating ring, so that the two weak-current wires can be assembled and connected after being connected. The extruded conical groove and the rubber embedding block are used to make the ends of the first wiring tube and the second wiring tube tighter after being connected, and at the same time ensure the sealing of the ends after being connected. The end sleeves, built-in annular airbags, air injection pipes and rubber sealing rings arranged at the ends of the first wiring tube and the second wiring tube are convenient for injecting air into the built-in annular airbag after the weak-current line is connected, so that the built-in annular airbag is deformed after the air injection, thereby driving the rubber sealing ring inside the built-in annular airbag to press tightly against the outside of the weak-current line, so as to achieve sealing of the weak-current line and the ends of the first wiring tube and the second wiring tube, thereby achieving protection of the weak-current wiring joints inside the first wiring tube and the second wiring tube, and preventing external impurities from entering and affecting the connection and use of the weak-current line.

[0016] 2. By connecting the swivel seat, threaded rod, knob, clamping arc plate and limiting guide rod, it is convenient to drive the clamping arc plate to clamp on the outside of the weak current line in an adjustable clamping manner when the weak current line is connected and used, so as to cooperate with the supporting arc plate to keep the weak current line stable when connected and use, and avoid loose joints. At the same time, when the supporting arc plate is supported, the supporting arc plate is provided with flexible support by engaging the telescopic groove, supporting spring and supporting rod, so that the weak current line can avoid deformation and extrusion damage to the weak current line due to rigid extrusion between the clamping arc plate and the supporting arc plate while maintaining stability, thereby effectively protecting the weak current line and enabling it to be effectively connected and used. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0018] In the attached picture:

[0019] Figure 1 It is a structural schematic diagram of the utility model;

[0020] Figure 2 It is a cross-sectional view of the utility model;

[0021] Figure 3 It is a structural schematic diagram of the second wiring tube of the utility model;

[0022] Numbers in the figure: 1. first wiring tube; 2. second wiring tube; 3. connecting threaded sleeve; 4. rotating ring; 5. extruding conical groove; 6. rubber embedding block; 7. connecting swivel seat; 8. threaded rod; 9. knob; 10. clamping arc plate; 11. limiting guide rod; 12. supporting arc plate; 13. end sleeve; 14. built-in annular airbag; 15. air injection pipe; 16. rubber sealing ring; 17. mounting support; 18. embedded telescopic groove; 19. supporting spring; 20. supporting rod. DETAILED DESCRIPTION

[0023] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, and are not used to limit the present invention.

[0024] Example: Figure 1-3 As shown, the utility model provides a technical solution, a weak current wiring frame, comprising a first wiring tube 1 and a second wiring tube 2, the first wiring tube 1 and the second wiring tube 2 are detachably connected by splicing, a connecting threaded sleeve 3 is arranged at the end of the first wiring tube 1, the end of the second wiring tube 2 is connected to the connecting threaded sleeve 3 by threaded engagement, a rotating ring 4 is arranged at the end of the connecting threaded sleeve 3, an extrusion tapered groove 5 is opened on the inner side of the end face of the first wiring tube 1, a rubber embedding block 6 is bonded to the end face of the second wiring tube 2 corresponding to the extrusion tapered groove 5, after the second wiring tube 2 is completely screwed into the connecting threaded sleeve 3 at the end of the first wiring tube 1, the rubber embedding block 6 at the end of the second wiring tube 2 is tightly embedded in the extrusion tapered groove 5, so as to facilitate the extrusion sealing treatment of the contact position of the first wiring tube 1 and the end of the second wiring tube 2;

[0025] The tops of the first wiring tube 1 and the second wiring tube 2 are both equipped with a connecting swivel seat 7, the inner side of the connecting swivel seat 7 is connected with a threaded rod 8 through a threaded fit, the top of the threaded rod 8 is fixedly connected with a knob 9, and the bottom of the threaded rod 8 is connected with a clamping arc plate 10 for limited rotation. The first wiring tube 1 and the second wiring tube 2 are internally installed with limited guide rods 11 at the positions at both ends of the clamping arc plate 10, and a turntable is provided at the bottom of the threaded rod 8, which is limitedly rotated and connected to the limited rotation groove opened at the middle end of the top of the clamping arc plate 10, and the clamping arc plate 10 is clamped. A sliding hole is provided at the end of the arc holding plate 10, and a limiting guide rod 11 is connected in the sliding hole, and a limiting end head is provided at the end of the limiting guide rod 11, so that the threaded rod 8 can drive the clamping arc plate 10 to lift and lower, and the threaded rod 8 can rotate, and the clamping arc plate 10 can slide along the limiting guide rod 11. The end of the clamping arc plate 10 is slidingly connected to the outside of the limiting guide rod 11, and a supporting arc plate 12 is provided at the bottom of the first wiring tube 1 and the second wiring tube 2 corresponding to the clamping arc plate 10;

[0026] The first wiring tube 1 and the second wiring tube 2 are both provided with an end sleeve 13 at one end away from each other, and a built-in annular airbag 14 is embedded and connected inside the end sleeve 13, and a gas injection tube 15 is connected to the top of the built-in annular airbag 14, and a rubber sealing ring 16 is bonded to the inner edge of the built-in annular airbag 14, and an air plug is provided on the top of the gas injection tube 15. After the gas injection tube 15 is injected with gas, the built-in annular airbag 14 is driven to expand and deform, and the built-in annular airbag 14 drives the rubber sealing ring 16 to be gradually squeezed and contracted, so that the rubber sealing ring 16 on the inside can be tightly wrapped around the outside of the weak wire through the gas injection collision of the built-in annular airbag 14.

[0027] The bottom of the first wiring tube 1 and the second wiring tube 2 are both provided with mounting brackets 17 corresponding to the supporting arc plate 12, and the inside of the mounting bracket 17 and the bottom of the first wiring tube 1 and the second wiring tube 2 are both provided with engaging expansion and contraction grooves 18;

[0028] A support spring 19 is provided on the inner side of the interlocking telescopic groove 18, and a support rod 20 is connected to the top end of the support spring 19. The support rod 20 is fixedly connected to the bottom middle end of the support arc plate 12, and the bottom of the support rod 20 is slidably connected to the interlocking telescopic groove 18 through a limit seat, and one end of the support spring 19 is fixedly connected to the bottom of the limit seat, and the other end is fixedly connected to the bottom wall of the interlocking telescopic groove 18, so as to facilitate elastic support of the bottom of the support rod 20.

[0029] Working principle and use process of the utility model: In the actual application process of the weak current wiring rack, firstly, two sections of weak current lines that need to be connected are respectively inserted into the first wiring tube 1 and the second wiring tube 2, and the two sections of weak current lines are respectively reserved with sufficiently long wiring inside the first wiring tube 1 and the second wiring tube 2, then the knob 9 is turned to drive the threaded rod 8 to rotate, and the clamping mechanism composed of the connecting seat 7, the threaded rod 8, the knob 9, the clamping arc plate 10 and the limit guide rod 11 is driven to clamp the clamping arc plate 10 on the outside of the weak current line in an adjustable clamping manner, so that when the weak current line is connected and used, it cooperates with the supporting arc plate 12 to keep it stable, and avoid the phenomenon of loose joints;

[0030] In the process of clamping the weak current line by the clamping arc plate 10 and the supporting arc plate 12, the bottom of the supporting arc plate 12 can be provided with flexible support by engaging the telescopic groove 18, the supporting spring 19 and the supporting rod 20, so that the weak current line can be prevented from being deformed and damaged by the rigid extrusion between the clamping arc plate 10 and the supporting arc plate 12 while maintaining stability, thereby effectively protecting the weak current line;

[0031] After the weak current line is limitedly clamped based on the clamping arc plate 10 and the supporting arc plate 12, the ends of the two sections of the weak current line are connected, and then the first wiring tube 1 and the second wiring tube 2 are docked by connecting the threaded sleeve 3 and the rotating ring 4, so as to facilitate the assembly connection after the two weak current lines are connected, and when the first wiring tube 1 and the second wiring tube 2 are connected, the extruded conical groove 5 and the rubber embedding block 6 are used to make the ends of the first wiring tube 1 and the second wiring tube 2 more tightly connected after the connection, and at the same time ensure the sealing of the ends after the connection;

[0032] Finally, air is injected into the built-in annular airbag 14 through the air injection pipes 15 at the ends of the first wiring tube 1 and the second wiring tube 2, so that the built-in annular airbag 14 is deformed after the air injection, thereby driving the rubber sealing ring 16 on its inside to press tightly against the outside of the weak-current line, and sealing the weak-current line and the ends of the first wiring tube 1 and the second wiring tube 2, thereby protecting the weak-current wiring joints and preventing external impurities from entering and affecting the connection and use of the weak-current line.

[0033] Finally, it should be noted that the above description is only a preferred example of the present utility model and is not intended to limit the present utility model. Although the present utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions described in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model shall be included in the protection scope of the present utility model.

Claims

1. A weak current wiring rack, comprising a first wiring tube (1) and a second wiring tube (2), characterized in that: The first wiring tube (1) and the second wiring tube (2) are detachably connected by splicing, the end of the first wiring tube (1) is provided with a connecting threaded sleeve (3), the end of the second wiring tube (2) is connected to the connecting threaded sleeve (3) by threaded engagement, the end of the connecting threaded sleeve (3) is provided with a rotating ring (4), the inner side of the end surface of the first wiring tube (1) is provided with an extrusion conical groove (5), and the end surface of the second wiring tube (2) is bonded with a rubber embedding block (6) at a position corresponding to the extrusion conical groove (5); A connecting swivel seat (7) is installed at the top of each of the first wiring tube (1) and the second wiring tube (2); a threaded rod (8) is connected to the inner side of the connecting swivel seat (7) through a threaded fit; a knob (9) is fixedly connected to the top of the threaded rod (8); and a clamping arc plate (10) is connected to the bottom of the threaded rod (8) in a limited rotation manner; limiting guide rods (11) are installed at the positions at both ends of the clamping arc plate (10) corresponding to the inside of the first wiring tube (1) and the second wiring tube (2); the ends of the clamping arc plate (10) are connected to the outer side of the limiting guide rod (11) in a limited sliding manner; and a supporting arc plate (12) is provided at the bottom of the first wiring tube (1) and the second wiring tube (2) corresponding to the clamping arc plate (10); The first wiring tube (1) and the second wiring tube (2) are both provided with an end sleeve (13) at one end away from each other, and a built-in annular airbag (14) is embedded and connected to the inner side of the end sleeve (13), and the top of the built-in annular airbag (14) is connected to an air injection pipe (15), and the inner side edge of the built-in annular airbag (14) is bonded with a rubber sealing ring (16).

2. A weak current wiring rack according to claim 1, characterized in that: After the second wiring tube (2) is completely screwed into the interior of the connecting threaded sleeve (3) at the end of the first wiring tube (1), the rubber embedding block (6) at the end of the second wiring tube (2) is tightly embedded in the extruded conical groove (5).

3. A weak current wiring frame according to claim 1, characterized in that: A turntable is provided at the bottom of the threaded rod (8), and the turntable is connected to a limit rotation groove opened at the middle end of the top of the clamping arc plate (10) for limited rotation. A sliding hole is opened at the end of the clamping arc plate (10), and the limit guide rod (11) is connected to the sliding hole, and a limit end is provided at the end of the limit guide rod (11).

4. A weak current wiring frame according to claim 1, characterized in that: The top of the gas injection pipe (15) is provided with a gas plug. After the gas injection pipe (15) is injected with gas, it drives the built-in annular airbag (14) to expand and deform, and the built-in annular airbag (14) drives the rubber sealing ring (16) to be squeezed and contracted gradually.

5. The weak current wiring frame according to claim 1, characterized in that: A mounting support (17) is installed at the bottom of the first wiring tube (1) and the second wiring tube (2) corresponding to the supporting arc plate (12), and an engaging expansion groove (18) is provided inside the mounting support (17) and at the bottom of the first wiring tube (1) and the second wiring tube (2); A support spring (19) is arranged inside the embedded telescopic groove (18), and the top end of the support spring (19) is connected to a support rod (20), and the support rod (20) is fixedly connected to the bottom middle end of the support arc plate (12).

6. A weak current wiring frame according to claim 5, characterized in that: The bottom of the support rod (20) is slidably connected in the embedded telescopic groove (18) through a limiting seat, and one end of the support spring (19) is fixedly connected to the bottom of the limiting seat, and the other end is fixedly connected to the bottom wall of the embedded telescopic groove (18).

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