Fan junction box

The embedded fan junction box design solves the problems of water ingress and electrical leakage, as well as transportation inconvenience associated with external junction boxes, achieving both waterproofing and convenient wiring.

CN223744503UActive Publication Date: 2025-12-30GUANGDONG LVPIN VENTILATION EQUIPMENT CO LTD
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Patent Information

Application Number
CN202520245244.X
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-02-14
Publication Date
2025-12-30
Estimated Expiration
2035-02-14

AI Technical Summary

Technical Problem

The existing external junction box design for wind turbines is prone to water ingress and electrical leakage, which affects the appearance and makes packaging and transportation inconvenient.

Method used

An embedded fan junction box is designed. By opening a rectangular groove on the surface of the fan housing, the main body of the junction box is embedded in the fan housing and fixed with auxiliary locking strips and screws. Combined with the structure of rotating plate, terminal block and movable plate, the electrical connection is convenient and waterproof.

Benefits of technology

It effectively prevents rainwater from entering the junction box, improving its aesthetics and transport protection, while also facilitating quick wiring by electricians during maintenance and repair, avoiding trouble.

✦ Generated by Eureka AI based on patent content.

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    Figure CN223744503U_ABST
Patent Text Reader

Abstract

The utility model provides a fan junction box, and belongs to the technical field of fan circuits. The fan junction box comprises a junction box main body, the junction box main body comprises a flat cable hole, a rotating plate, an auxiliary clamping strip, a first connecting block, a junction box cover, a second connecting block, an inserting block and a moving plate, when the fan junction box needs to be used, a rectangular groove is formed in the surface of a shell of a fan, and the junction box main body is inserted into the rectangular groove; the surface of the junction box body is covered with the junction box cover, screws penetrate through the fixing holes to fix the junction box cover to the outer side of the junction box body, when wire connection is needed, only the pushing block needs to be pulled, the rotating plate is turned out, an electrician can conduct wire connection more conveniently, and the situation that wire connection is too troublesome during maintenance is avoided.
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Description

TECHNICAL FIELD

[0001] The utility model relates to fan circuit technical field, specifically, relate to a fan terminal box. BACKGROUND

[0002] Terminal box is one of electrician's supplies, adopts terminal box as transition at the joint part (such as line is relatively long, or electric wire pipe wants to corner) of electric wire, and electric wire pipe is connected with terminal box, and the electric wire in the line pipe is connected in the terminal box, and it plays the role of protecting electric wire and connecting electric wire.

[0003] Most fan terminal boxes adopt terminal box external mode currently, and the external terminal box is easy to enter water and leak electricity when it rains, and this mode is inconvenient for appearance, packaging and transportation, and the patent structure can effectively optimize such shortcomings, therefore, we improve it and propose a fan terminal box. UTILITY MODEL CONTENTS

[0004] In order to make up for the above shortcomings, the utility model provides a fan terminal box.

[0005] The utility model is realized as follows:

[0006] The fan terminal box, including terminal box main part, the terminal box main part includes wire arranging hole, rotating plate, auxiliary clamping strip, first connecting block, terminal box cover, second connecting block, plug-in block and moving plate, the wire arranging hole is arranged in the surface of the terminal box main part, the rotating plate is arranged in the inside of the terminal box main part, the auxiliary clamping strip is arranged in the outside of the terminal box main part, the first connecting block is arranged in the surface of the rotating plate, the terminal box cover is arranged in the outside of the terminal box main part, the second connecting block is arranged in the inside of the terminal box main part, the plug-in block is arranged in the inside of the second connecting block, and the moving plate is arranged in the surface of the plug-in block.

[0007] On the basis of the above technical scheme, the utility model can also be improved as follows.

[0008] Further, the rotating plate includes a terminal, and the surface of the rotating plate is fixedly connected with the terminal.

[0009] The beneficial effects of the above further scheme are that the connecting wire is connected through the terminal on the surface of the rotating plate, and the angle of inclination of the rotating plate saves more internal space.

[0010] Further, the first connecting block includes a plug-in slot, and the inside of the first connecting block is provided with the plug-in slot.

[0011] The beneficial effects of the above further scheme are that the plug-in block is clamped through the plug-in slot in the inside of the first connecting block, thereby facilitating the fixation of the rotating plate.

[0012] Further, the junction box cover includes a fixing hole and a profiled convex, the surface of the junction box cover is provided with the fixing hole, and the surface of the junction box cover is provided with the profiled convex.

[0013] The beneficial effect of the above further scheme is that the junction box cover is fixed through the fixing hole, and the junction box cover is convenient for arranging the electric wire through the profiled convex.

[0014] Further, the second connecting block includes a limiting groove, and the inside of the second connecting block is provided with the limiting groove.

[0015] The beneficial effect of the above further scheme is that the spring and the moving plate are placed in the limiting groove, and the moving plate is convenient for extruding the spring when moving.

[0016] Further, the inserting block includes a moving rod and a spring, the inserting block is arranged in the limiting groove, the outer side of the inserting block is fixedly connected with the moving rod, and the surface of the moving rod is sleeved with the spring.

[0017] The beneficial effect of the above further scheme is that the inserting block moves outwardly with the moving rod when moving, and the moving plate extrudes the spring.

[0018] Further, the moving plate includes a pushing block, the bottom end of the moving plate is fixedly connected with the pushing block, and the moving plate is arranged on the left side of the spring.

[0019] The beneficial effect of the above further scheme is that the pushing block pulls the inserting block to shrink inwardly through the moving plate.

[0020] The beneficial effect of the utility model is: the utility model discloses a junction box of fan, when needing using, the surface of the shell of fan is provided with a rectangular groove, the junction box main part is inserted into the rectangular groove, the junction box cover is covered on the surface of the junction box main part, and the junction box cover is fixed on the outer side of the junction box main part through the fixing hole and screw, when needing connecting wire, only need pulling the pushing block, and the rotating plate is turned over to come out, so that the electrician can more conveniently carry out wiring, and avoid that wiring is too troublesome when maintaining. BRIEF DESCRIPTION OF DRAWINGS

[0021] In order to more clearly illustrate the technical scheme of the embodiment of the utility model, the following will be briefly introduced to the drawing needed to be used in the embodiment, and it should be understood that the following drawings only show some embodiments of the utility model, and therefore should not be regarded as the limitation to the scope, and for the ordinary skilled person in the art, other related drawings can be obtained according to these drawings without the creative labor.

[0022] Figure 1 The utility model provides the three -dimensional structure schematic diagram of fan junction box for the utility model provides.

[0023] Figure 2 The utility model provides the three -dimensional structure schematic diagram of rotating plate for the utility model provides.

[0024] Figure 3 The utility model provides the section structure schematic diagram of second connecting block for the utility model provides.

[0025] Figure 4 The utility model provides the three -dimensional structure schematic diagram of junction box main part.

[0026] In the drawing: 100, junction box main part;200, arrange line hole;300, rotating plate;3001, junction terminal;400, auxiliary clamping strip;500, first connecting block;5001, insert groove;600, junction box cover;6001, fixed hole;6002, profiled convex;700, second connecting block;7001, limit slot;800, insert block;8001, movable rod;8002, spring;900, moving plate;9001, push block. DETAILED DESCRIPTION

[0027] In order to make the utility model embodiment purposes, technical scheme and advantages more clearly, below will combine the drawings in the utility model embodiment, the technical scheme in the utility model embodiment is clearly, completely described, obviously, the described embodiment is the part of the utility model, but not all the embodiment. Based on the embodiment in the utility model, all other embodiments obtained by the ordinary skill in the art without making creative labor are within the scope of the utility model protection.

[0028] Therefore, the following detailed description of the embodiment of the utility model provided in the drawings is not intended to limit the scope of the claimed utility model, but only represents the selected embodiment of the utility model. Based on the embodiment in the utility model, all other embodiments obtained by the ordinary skill in the art without making creative labor are within the scope of the utility model protection.

[0029] EMBODIMENT

[0030] Please refer to Figures 1-4 The utility model provides a kind of technical scheme: a fan junction box, including junction box main part 100.

[0031] Please refer to Figures 1-4The junction box main body 100 comprises a wire arranging hole 200, a rotating plate 300, an auxiliary clamping strip 400, a first connecting block 500, a junction box cover 600, a second connecting block 700, an inserting block 800 and a moving plate 900, the wire arranging hole 200 is arranged on the surface of the junction box main body 100, the rotating plate 300 is arranged in the interior of the junction box main body 100, the auxiliary clamping strip 400 is arranged on the exterior of the junction box main body 100, the first connecting block 500 is arranged on the surface of the rotating plate 300, the junction box cover 600 is arranged on the exterior of the junction box main body 100, the second connecting block 700 is arranged in the interior of the junction box main body 100, the inserting block 800 is arranged in the interior of the second connecting block 700, and the moving plate 900 is arranged on the surface of the inserting block 800.

[0032] As one of the embodiments of the utility model, further, the rotating plate 300 comprises a junction terminal 3001, and the surface of the rotating plate 300 is fixedly connected with the junction terminal 3001.

[0033] As one of the embodiments of the utility model, further, the first connecting block 500 comprises an inserting groove 5001, and the interior of the first connecting block 500 is provided with the inserting groove 5001.

[0034] As one of the embodiments of the utility model, further, the junction box cover 600 comprises a fixed hole 6001 and a profiled convex 6002, the surface of the junction box cover 600 is provided with the fixed hole 6001, and the surface of the junction box cover 600 is provided with the profiled convex 6002.

[0035] As one of the embodiments of the utility model, further, the second connecting block 700 comprises a limiting groove 7001, and the interior of the second connecting block 700 is provided with the limiting groove 7001.

[0036] As one of the embodiments of the utility model, further, the inserting block 800 comprises a moving rod 8001 and a spring 8002, the inserting block 800 is arranged in the limiting groove 7001, the exterior of the inserting block 800 is fixedly connected with the moving rod 8001, and the surface of the moving rod 8001 is sleeved with the spring 8002.

[0037] As one of the embodiments of the utility model, further, the moving plate 900 comprises a pushing block 9001, the bottom end of the moving plate 900 is fixedly connected with the pushing block 9001, and the moving plate 900 is arranged on the left side of the spring 8002.

[0038] Specifically, the working principle of the fan junction box is as follows: when the worker needs to use it, a rectangular slot is formed on the surface of the fan shell, the junction box body 100 is designed to be embedded in the fan box, which maximally hides and protects the junction position, effectively prevents water from entering and scratches during packaging and transportation, the auxiliary clamping strip 400 is clamped on the outside of the rectangular slot, the junction box cover 600 is covered on the surface of the junction box body 100, the junction box cover 600 is fixed on the outside of the junction box body 100 by screwing through the fixing hole 6001, the wires are arranged through the profiled convex 6002, the wire terminals 3001 are connected with each other, the connecting wires inside the fan are arranged through the wire arranging hole 200, thereby facilitating the connection of the wires of the junction box body 100, the installation inside the fan is more beautiful, and rainwater is prevented from entering the inside of the junction box body 100; when the connecting wires are needed, the push block 9001 is pulled, the push block 9001 drives the insertion block 800 to move outward through the moving plate 900, the insertion block 800 moves outward, the moving rod 8001 moves outward and drives the moving plate 900 to press the spring 8002, so that the insertion block 800 is separated from the clamping of the insertion slot 5001, the rotating plate 300 is conveniently flipped out, and the electrician can conveniently connect the wires, and the connection is not too troublesome during maintenance.

[0039] It should be noted that the specific model and specification of the wire terminal 3001 and the spring 8002 need to be selected and determined according to the actual specification of the device, and the specific selection and calculation method adopts the existing technology in the art, so it will not be described in detail.

[0040] The wire terminal 3001 and the spring 8002 and their principles are clear to those skilled in the art, and will not be described in detail here

[0041] The above only describes preferred embodiments of the present application and is not used to limit the present application. For those skilled in the art, the present application can be changed and varied. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A fan junction box characterized by, The utility model relates to a kind of wire distribution box, including, The utility model relates to a kind of wire distribution box, including, 2. A fan junction box according to claim 1, wherein The utility model relates to a kind of wire distribution box, including, 3. A fan junction box according to claim 1, wherein The utility model relates to a kind of wire distribution box, including, 4. A fan junction box according to claim 1, wherein The utility model relates to a kind of wire distribution box, including, 5. A fan junction box according to claim 1, wherein The utility model relates to a kind of wire distribution box, including, 6. A fan junction box according to claim 5, wherein The utility model relates to a kind of wire distribution box, including, 7. A fan junction box according to claim 6, wherein ​