Electrical junction box with protection mechanism

Abstract

The utility model relates to the technical field of electrical junction boxes, in particular to an electrical junction box with a protection mechanism, which comprises an outer connecting cylinder arranged outside an inner connecting cylinder, and an inner cylinder body arranged inside the inner connecting cylinder. According to the utility model, the installation is simple, the wire and the junction box component group can be sealed, a gap between the wire and the junction box component group is avoided, and the problem that moisture or water enters the junction box through the gap in actual use is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of electrical junction boxes, in particular to an electrical junction box with a protection mechanism. Background Art

[0002] In electrical engineering, the junction box is one of the electrical auxiliary materials, because the wires used in the project pass through the wire tube, and the junction box is used as a transition at the joint of the wires. The wire tube is connected to the junction box, and the wires in the wire tube are connected in the junction box, which plays a role in protecting the wires and controlling the circuit.

[0003] In the existing electrical junction box structure, there is a gap at the contact position between the line and the electrical junction box. In actual use, moisture or water will enter the junction box through the gap. Especially in humid environments or outdoor applications, moisture will cause corrosion of wires and connection points, increasing the risk of short circuit and electric shock. In the current electrical junction box structure, screws are used to connect the junction box body and the cover plate, and the disassembly and assembly efficiency is low. Utility Model Content

[0004] In order to overcome the above technical problems, the purpose of the utility model is to provide an electrical junction box with a protective mechanism to solve the problem mentioned in the above background technology that there are fine gaps between the wires and the junction box of the current electrical junction box, which may cause moisture or water to enter.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] An electrical junction box with a protective mechanism comprises a junction box component group, the junction box component group comprises a lower box body, an upper box cover is arranged on the top of the lower box body, a sealing component group is arranged on the side of the lower box body, the sealing component group is used to improve the sealing between the wires and the electrical junction box, the sealing component group comprises an inner connecting cylinder, an outer connecting cylinder is arranged on the outside of the inner connecting cylinder, an inner cylinder body is arranged on the inside of the inner connecting cylinder, a sealing ring is arranged on the inside of the outer connecting cylinder, a rubber short cylinder is arranged on the side of the inner cylinder, and a stainless steel clamp is arranged on the outside of the rubber short cylinder; a quick connection component group is arranged between the lower box body and the upper box cover, and the quick connection component group is used to connect the lower box body and the upper box cover.

[0007] Preferably, six sealing component groups are provided, and the six sealing component groups are distributed on both sides of the lower box body, and the inner connecting tube and the outer connecting tube are connected by threads.

[0008] Preferably: the inner connecting tube and the outer connecting tube both contact the lower box body through a sealing ring, and the inner cylinder body and the inner connecting tube are connected.

[0009] Preferably, two groups of the rubber short tube and the stainless steel clamp are provided, and the two groups of the rubber short tube and the stainless steel clamp are symmetrically distributed on both sides of the inner cylinder, the rubber short tube is connected to the inner cylinder, and the stainless steel clamp is sleeved on the rubber short tube.

[0010] Preferably: the quick connection component group includes an upper plate, a plug-in is provided on one side of the upper plate, a sealing ring 2 is provided on one side of the upper plate, a lower shell is provided on the outside of the plug-in, a clamping block is provided on the inside of the lower shell, a cross bar is provided on one side of the clamping block, a spring is provided on the outside of the cross bar, and a side pull plate is provided at one end of the cross bar.

[0011] Preferably, six quick-connect component groups are provided, and the six quick-connect component groups are symmetrically distributed on both sides of the junction box component group, the upper plate is connected to the upper box cover, the lower shell is connected to the upper box cover, and the upper box cover is in contact with the lower box body through a second sealing ring.

[0012] Preferably: the plug-in is connected to the upper plate, the plug-in contacts the lower shell through the slide groove, the block contacts the plug-in through the slot, one end of the cross bar is connected to the block, the other end of the cross bar is connected to the side pull plate, one end of the spring is connected to the block, and the other end of the spring is connected to the second sealing ring.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. The electrical junction box with a protective mechanism is provided with a sealing component group and a quick connection component group. In the existing electrical junction box structure, there is a gap at the contact position between the line and the electrical junction box. In actual use, moisture or water will enter the junction box through the gap. Especially in a humid environment or outdoor application, moisture will cause corrosion of the wires and connection points, increasing the risk of short circuit and electric shock. In the corresponding designed sealing component group and quick connection component group, the wires directly pass through the inner cylinder and the rubber short cylinder into the junction box component group, and then the stainless steel clamp is adjusted to tighten the stainless steel clamp. The tightened stainless steel clamp will clamp the rubber short cylinder and the wires, so that the rubber short cylinder is squeezed on the surface of the wires. The sealing surface is ensured, and when installing the sealing component group, first put the outer connecting cylinder into the wire hole on the junction box component group, the outer part of the outer connecting cylinder contacts the wire hole, and the sealing ring contacts between the outer connecting cylinder and the lower box body, and then put the inner connecting cylinder and the inner cylinder body, the inner connecting cylinder can be connected to the outer connecting cylinder through threads, and then the stainless steel clamp is put on the rubber short cylinder, and the installation between the sealing component group and the junction box component group is completed. The design of this sealing component group is simple to install, and can seal the wires and the junction box component group to avoid gaps between the wires and the junction box component group, and solve the problem that moisture or water will enter the junction box through the gaps in actual use;

[0015] 2. The electrical junction box with a protective mechanism is provided with a sealing component group and a quick connection component group. In the current electrical junction box structure, the junction box body and the cover plate are connected by screws, and the disassembly and assembly efficiency is low. In the corresponding designed sealing component group and quick connection component group, by pulling the side pull plate in the direction opposite to the lower shell body, the spring part accumulates force and contracts, and the card block is released from the card slot contact between the plug-in, and then the connection between the upper box cover and the lower box body can be made. When it is necessary to connect the lower box body and the upper box cover, the plug-in is directly aligned with the slide groove in the sealing ring 2 and inserted. During the insertion process, the card block will be pushed open, allowing the spring part to accumulate force and contract. Then, when the plug-in is fully inserted into the sealing ring 2, the spring part will release the accumulated force, allowing the card block and the plug-in to contact through the card slot. At this time, the plug-in is limited, thereby completing the connection between the lower box body and the upper box cover. The sealing ring 2 is used to be placed between the upper box cover and the lower box body to improve the sealing between the lower box body and the upper box cover. The design of this quick connection component group can complete the connection between the lower box body and the upper box cover without using tools, and the operation is simple and fast. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 It is a schematic structural diagram of the overall cross-section of the utility model;

[0018] Figure 3 For the utility model Figure 2 The structural diagram at A in the middle;

[0019] Figure 4 It is a cross-sectional structural schematic diagram of the quick connection component assembly of the utility model;

[0020] Figure 5 For the utility model Figure 4 Schematic diagram of the structure at B in the figure.

[0021] In the figure: 01, junction box component group; 11, lower box body; 12, upper box cover; 02, sealing component group; 21, inner connecting cylinder; 22, outer connecting cylinder; 23, inner cylinder; 24, sealing ring 1; 25, rubber short cylinder; 26, stainless steel clamp; 03, quick connection component group; 31, upper plate; 32, plug-in; 33, sealing ring 2; 34, lower shell; 35, block; 36, cross bar; 37, spring; 38, side pull plate. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-5 The utility model provides an embodiment: an electrical junction box with a protective mechanism, including a junction box component group 01, the junction box component group 01 includes a lower box body 11, an upper box cover 12 is arranged on the top of the lower box body 11, and a sealing component group 02 is arranged on the side of the lower box body 11. The sealing component group 02 is used to improve the sealing between the wires and the electrical junction box. The sealing component group 02 includes an inner connecting cylinder 21, an outer connecting cylinder 22 is arranged on the outside of the inner connecting cylinder 21, an inner cylinder body 23 is arranged inside the inner connecting cylinder 21, a sealing ring 24 is arranged inside the outer connecting cylinder 22, a rubber short cylinder 25 is arranged on the side of the inner cylinder body 23, and a stainless steel clamp 26 is arranged on the outside of the rubber short cylinder 25; a quick connection component group 03 is arranged between the lower box body 11 and the upper box cover 12, and the quick connection component group 03 is used to connect the lower box body 11 and the upper box cover 12.

[0024] Six sealing component groups 02 are provided, and the six sealing component groups 02 are distributed on both sides of the lower box body 11 , and the inner connecting tube 21 and the outer connecting tube 22 are connected by threads.

[0025] The inner connecting tube 21 and the outer connecting tube 22 are both in contact with the lower box body 11 via a sealing ring 24 , and the inner tube body 23 is connected to the inner connecting tube 21 .

[0026] Two groups of rubber short tubes 25 and stainless steel clamps 26 are provided, and the two groups of rubber short tubes 25 and stainless steel clamps 26 are symmetrically distributed on both sides of the inner cylinder 23 . The rubber short tube 25 is connected to the inner cylinder 23 , and the stainless steel clamp 26 is sleeved on the rubber short tube 25 .

[0027] The quick connection component group 03 includes an upper plate 31, a plug-in 32 is provided on one side of the upper plate 31, a sealing ring 33 is provided on one side of the upper plate 31, a lower shell 34 is provided on the outside of the plug-in 32, a clamping block 35 is provided on the inside of the lower shell 34, a cross bar 36 is provided on one side of the clamping block 35, a spring member 37 is provided on the outside of the cross bar 36, and a side pull plate 38 is provided at one end of the cross bar 36.

[0028] There are six quick connection component groups 03, and the six quick connection component groups 03 are symmetrically distributed on both sides of the junction box component group 01. The upper plate 31 is connected to the upper box cover 12, the lower shell 34 is connected to the upper box cover 12, and the upper box cover 12 is in contact with the lower box body 11 through the sealing ring 2 33.

[0029] The plug-in 32 is connected to the upper plate 31, the plug-in 32 contacts the lower shell 34 through the slide groove, the block 35 contacts the plug-in 32 through the slot, one end of the cross bar 36 is connected to the block 35, the other end of the cross bar 36 is connected to the side pull plate 38, one end of the spring 37 is connected to the block 35, and the other end of the spring 37 is connected to the sealing ring 2 33.

[0030] Working principle: In the existing electrical junction box structure, there is a gap at the contact position between the line and the electrical junction box. In actual use, moisture or water will enter the junction box through the gap. Especially in humid environments or outdoor applications, moisture will cause corrosion of wires and connection points, increasing the risk of short circuits and electric shocks. In the corresponding designed sealing component group 02 and quick connection component group 03, the wires directly pass through the inner cylinder 23 and the rubber short cylinder 25 into the junction box component group 01, and then the stainless steel clamp 26 is adjusted to tighten the stainless steel clamp 26. The tightened stainless steel clamp 26 will clamp the rubber short cylinder 25 and the wires, thereby squeezing the rubber short cylinder 25 on the surface of the wire to ensure sealing. When the sealing component group 02 is installed First, place the external connecting tube 22 into the wire hole on the junction box component group 01, the outside of the external connecting tube 22 is in contact with the wire hole, and the sealing ring 24 is in contact between the external connecting tube 22 and the lower box body 11, and then put the internal connecting tube 21 and the inner cylinder body 23 into it. The internal connecting tube 21 can be connected to the external connecting tube 22 by threads, and then the stainless steel clamp 26 is put on the rubber short tube 25. At this time, the installation between the sealing component group 02 and the junction box component group 01 is completed. The design of this sealing component group 02 is simple to install, and can seal the wires and the junction box component group 01 to avoid gaps between the wires and the junction box component group 01, thereby solving the problem that moisture or water enters the junction box through the gaps in actual use. In the current electrical junction box structure, the main body of the junction box and the cover plate are connected by screws, and the disassembly and assembly efficiency is low. In the corresponding designed sealing component group 02 and quick connection component group 03, by pulling the side pull plate 38 in the direction opposite to the lower shell 34, the spring member 37 accumulates force and contracts, and the card block 35 releases the contact with the card slot between the plug-in 32, and then the connection between the upper box cover 12 and the lower box body 11 can be made. When it is necessary to connect the lower box body 11 and the upper box cover 12, the plug-in 32 is directly aligned with the slide groove in the sealing ring 33 and inserted. During the insertion process, the card block 35 will be pushed open. The block 35 allows the spring member 37 to accumulate force and contract. Then, when the plug-in 32 is fully inserted into the sealing ring 2 33, the spring member 37 will release the accumulated force, allowing the block 35 and the plug-in 32 to contact through the card slot. At this time, the plug-in 32 is limited, thereby completing the connection between the lower box body 11 and the upper box cover 12. The sealing ring 2 33 is used to be placed between the upper box cover 12 and the lower box body 11 to improve the sealing between the lower box body 11 and the upper box cover 12. The design of this quick connection component group 03 can complete the connection between the lower box body 11 and the upper box cover 12 without the use of tools, and the operation is simple and fast.

[0031] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. An electrical junction box with a protective mechanism, comprising a junction box component assembly (01), wherein the junction box component assembly (01) comprises a lower box body (11), and an upper box cover (12) is arranged on the top of the lower box body (11), characterized in that: A sealing component group (02) is arranged on the side of the lower box body (11), and the sealing component group (02) is used to improve the sealing between the electric wire and the electrical junction box. The sealing component group (02) includes an inner connecting cylinder (21), an outer connecting cylinder (22) is arranged outside the inner connecting cylinder (21), an inner cylinder body (23) is arranged inside the inner connecting cylinder (21), a sealing ring (24) is arranged inside the outer connecting cylinder (22), a rubber short cylinder (25) is arranged on the side of the inner cylinder body (23), and a stainless steel clamp (26) is arranged outside the rubber short cylinder (25); A quick connection component group (03) is provided between the lower box body (11) and the upper box cover (12), and the quick connection component group (03) is used to connect the lower box body (11) and the upper box cover (12).

2. The electrical junction box with a protection mechanism according to claim 1, characterized in that: The sealing component groups (02) are provided in six groups, and the six sealing component groups (02) are distributed on both sides of the lower box body (11), and the inner connecting tube (21) and the outer connecting tube (22) are connected by threads.

3. The electrical junction box with a protection mechanism according to claim 1, characterized in that: The inner connecting tube (21) and the outer connecting tube (22) are both in contact with the lower box body (11) via a sealing ring (24), and the inner tube body (23) is connected to the inner connecting tube (21).

4. The electrical junction box with a protection mechanism according to claim 1, characterized in that: The rubber short tube (25) and the stainless steel clamp (26) are provided in two groups, and the two groups of rubber short tubes (25) and stainless steel clamps (26) are symmetrically distributed on both sides of the inner cylinder (23); the rubber short tube (25) and the inner cylinder (23) are connected, and the stainless steel clamp (26) is sleeved on the rubber short tube (25).

5. The electrical junction box with a protection mechanism according to claim 1, characterized in that: The quick connection component group (03) comprises an upper plate (31), a plug-in (32) is arranged on one side of the upper plate (31), a sealing ring (33) is arranged on one side of the upper plate (31), a lower shell (34) is arranged outside the plug-in (32), a clamping block (35) is arranged inside the lower shell (34), a cross bar (36) is arranged on one side of the clamping block (35), a spring (37) is arranged outside the cross bar (36), and a side pull plate (38) is arranged at one end of the cross bar (36).

6. The electrical junction box with a protection mechanism according to claim 5, characterized in that: The quick connection component groups (03) are provided in six groups, and the six groups of quick connection component groups (03) are symmetrically distributed on both sides of the junction box component group (01); the upper plate (31) is connected to the upper box cover (12); the lower shell (34) is connected to the upper box cover (12); and the upper box cover (12) is in contact with the lower box body (11) via a second sealing ring (33).

7. The electrical junction box with a protection mechanism according to claim 5, characterized in that: The plug-in (32) is connected to the upper plate (31), the plug-in (32) contacts the lower shell (34) through a slide groove, the block (35) contacts the plug-in (32) through the slot, one end of the cross bar (36) is connected to the block (35), the other end of the cross bar (36) is connected to the side pull plate (38), one end of the spring (37) is connected to the block (35), and the other end of the spring (37) is connected to the second sealing ring (33).

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