CN219268409U

CN219268409U - Junction box for fan

Info

Publication number: CN219268409U
Application number: CN202320517197.0U
Authority: CN
Inventors: 邹小见; 王金鹏; 倪建立; 李道彬
Original assignee: Zhejiang Maer Fan Motor Co ltd
Current assignee: Zhejiang Maer Fan Motor Co ltd
Priority date: 2023-03-10
Filing date: 2023-03-10
Publication date: 2023-06-27
Anticipated expiration: 2033-03-10

Abstract

The utility model provides a junction box for a fan, and belongs to the technical field of machinery. It has solved the problem that prior art exists stability poor. The junction box for the fan comprises a first body and a second body, wherein the first body is internally provided with a cavity, a connecting cavity for positioning a connector is formed between the first body and the second body after the first body is buckled with the second body, a supporting part for leaning against a connecting part is arranged at the bottom of the first body, a first through wire hole is formed in one side part of the first body, a second through wire hole is formed in the position of the supporting part, the second through wire hole is formed in the bottom of the connecting cavity, the first through wire hole is formed in the side part of the connecting cavity, and a positioning part for positioning the connector is further arranged in the first body and is close to the side wall of the connecting cavity. This a terminal box for fan stability is high.

Description

Junction box for fan

Technical Field

The utility model belongs to the technical field of machinery, and relates to a junction box for a fan.

Background

The fan is provided with the junction box, and wiring harnesses can be orderly integrated and connected together. The existing junction box comprises a shell with a cavity inside, a wire connector is connected to the center in the shell, and wire harnesses extend into the shell from two ends of the shell and are connected with the wire connector.

It can be seen that the wire connector is disposed at the center of the housing, resulting in a large space occupation of the wire connector. The wire harness is difficult to connect with the wire connector because the clearance between the wire connector and the wire harness is relatively small.

Disclosure of Invention

The utility model aims to solve the problems in the prior art and provide a junction box for a fan, which is compact in structure and high in stability.

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

the utility model provides a terminal box for fan, includes that inside is body first and body second of cavity, and above-mentioned body first lock forms the connecting chamber that is used for fixing a position the connector behind body second between the two, its characterized in that, body first bottom has the supporting part that is used for leaning on the junction, body a lateral part has the line hole first that runs through, and above-mentioned supporting part department has the line hole second that runs through, and above-mentioned line hole second is in the connecting chamber bottom, and above-mentioned line hole first is in the connecting chamber lateral part, still have the location portion that is used for fixing a position the connector in the body first, location portion is close to in connecting chamber lateral wall department.

The junction box for the fan is creatively connected with the whole junction box at the corresponding installation position through the supporting part,

various wire harnesses on the fan penetrate into the connecting cavity through the first wire hole and the second wire hole respectively, and the wire connector is connected to the positioning part of the connecting cavity in a positioning mode, so that the wire harnesses are connected stably through the wire connector.

Because line hole one and line hole are located the bottom and the lateral part department of body one respectively to line hole one and line hole are used for wearing to establish corresponding pencil respectively, and the structure can avoid the pencil to influence each other like this, has effectually improved its stability.

Moreover, because the first body is in tight fit connection with the second body, the structure not only can facilitate the assembly and disassembly of the first body and the second body, but also can facilitate the connection of the wire connector and the wire harness.

Because the locating part is close to the side wall of the connecting cavity, after the connector is connected in the first body, a relatively large gap is formed between the connector and the inner wall of the first body, and the large gap can enable the connection operation of the connector and the wire harness to be as unrestricted as possible.

In the above-mentioned junction box for fan, the supporting part includes an arc-shaped supporting piece and a cylindrical supporting cylinder, the inner cavity of the supporting cylinder forms the second wire hole, and the lower part of the supporting piece is flush with the lower end of the supporting cylinder.

The whole junction box can be stably connected at the corresponding connection position under the action of the supporting sheet and the supporting cylinder.

In the above-mentioned junction box for fan, the supporting part still includes annular supporting ring, and above-mentioned supporting ring lower extreme, backing sheet lower extreme and support section of thick bamboo lower extreme all parallel and level.

The first body can be connected to the corresponding connection position more stably through the supporting ring.

In the above-mentioned junction box for fan, the quantity of backing plate is three, the quantity of support section of thick bamboo is one, and above-mentioned support section of thick bamboo and three backing plates use the holding ring as benchmark circumference equipartition in a bottom department of body.

The number is relatively more and the supporting piece that distributes the setting can further improve the body one and the junction connect stability.

Of course, the arrangement of the support cylinder further improves the connection stability thereof.

In the above junction box for a fan, a reinforcing structure is further provided between the support cylinder and a bottom of the body.

The strength of the supporting cylinder can be effectively improved under the action of the reinforcing structure.

In the above-mentioned junction box for fan, the reinforced structure includes a first reinforcing rib and a second reinforcing rib, wherein the first reinforcing rib is fixedly connected to a bottom of the body, and two ends of the first reinforcing rib are respectively fixedly connected to the support ring and the support cylinder, and the second reinforcing rib extends from an upper end of the support cylinder to a bottom of the body.

The first reinforcing rib is used for reinforcing one side of the supporting cylinder, and the second reinforcing rib is used for reinforcing the other side of the supporting cylinder.

In the junction box for the fan, the number of the first reinforcing ribs is two, the first reinforcing ribs are symmetrically arranged on two sides of the supporting cylinder, the number of the second reinforcing ribs is a plurality of reinforcing ribs, and the second reinforcing ribs are circumferentially distributed on the side part of the supporting cylinder.

The two reinforcing ribs which are symmetrically arranged not only improve the stability of the device, but also have compact structure.

In the above-mentioned junction box for a fan, the positioning portion includes a first positioning piece, a second positioning piece and a third positioning piece, wherein the first positioning piece, the second positioning piece and the third positioning piece are in a sheet shape and are vertically and fixedly connected in the first body, the first positioning piece and the third positioning piece are arranged in parallel, and two ends of the second positioning piece are respectively and fixedly connected in the middle of the first positioning piece and the middle of the third positioning piece.

In the above-mentioned junction box for a fan, the first positioning piece, the second positioning piece and the third positioning piece are flush.

In the above-mentioned junction box for fan, still include the locating lever one and the locating lever two of vertical setting, above-mentioned locating lever lower extreme links firmly on locating plate one, and above-mentioned locating lever two lower extreme links firmly on locating plate three.

The connecting stability of the first locating plate and the third locating plate with the body can be improved under the action of the second locating plate, and the first locating rod is fixedly connected to the first locating plate, so that the second locating rod is fixedly connected to the third locating plate, and finally the first locating rod and the second locating rod can be stably located and connected in the first body.

In the above-mentioned junction box for a fan, the first positioning plate, the second positioning plate, the third positioning plate, the first positioning rod and the second positioning rod form a positioning unit, the number of the positioning units is a plurality, and the plurality of positioning units are adjacently arranged.

The plurality of adjacent positioning units can further improve the connection stability of the connector and the first body.

Compared with the prior art, the junction box for the fan is reinforced by the supporting part, so that the connection stability of the junction box is improved, the two positions of the wire hole are reinforced, and the stability of the whole junction box is effectively improved.

Meanwhile, the corresponding connector can be stably positioned at the positioning part, so that the wire harness can be stably connected in the junction box, the stability of the junction box is further improved, and the structure is compact.

In addition, the locating part is close to the side part of the connecting cavity, so that the connected connector can be prevented from occupying excessive space, and the connection stability of the wire harness and the junction box is further improved.

Moreover, because the connector is close to the side wall of the connecting cavity, a larger gap is formed between the connector and the connecting cavity, and a larger operation space is formed when the wire harness is connected with the connector, so that the assembly efficiency and the simplicity are effectively improved.

Drawings

Fig. 1 is a schematic diagram of the front view of the junction box for a fan.

Fig. 2 is a schematic cross-sectional structure of the junction box for a blower.

Fig. 3 is a schematic perspective view of a first body in the junction box for a fan.

Fig. 4 is a schematic perspective view of another direction of the body in the junction box for the fan.

In the figure, 1, a first body; 1a, a first wire hole; 1b, a supporting cylinder; 1b1, a second wire hole; 2. a second body; 3. a support sheet; 5. a support ring; 6. a first reinforcing rib; 7. a second reinforcing rib; 8. positioning sheet I; 9. a second positioning sheet; 10. a third positioning sheet; 11. a positioning rod I; 12. and a positioning rod II.

Detailed Description

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

It is noted that when an element is referred to as being "mounted on" another element, it can be directly mounted on the other element or intervening elements may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "secured to" another element, it can be directly secured to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "or/and" as used herein includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1, 2, 3 and 4, the junction box for a fan comprises a first body 1 and a second body 2, wherein the inside of the first body is a cavity, and the first body 1 is buckled on the second body 2 to form a connecting cavity for positioning a connector between the first body and the second body.

The bottom of the first body 1 is provided with a supporting part for leaning against a connecting part, the side part of the first body 1 is provided with a first penetrating wire hole 1a, the supporting part is provided with a second penetrating wire hole 1b1, the second penetrating wire hole 1b1 is positioned at the bottom of the connecting cavity, the first wire hole 1a is positioned at the side part of the connecting cavity, the first body 1 is internally provided with a positioning part for positioning a wire connector, and the positioning part is close to the side wall of the connecting cavity.

The supporting part comprises an arc-shaped supporting piece 3 and a cylindrical supporting cylinder 1b, the inner cavity of the supporting cylinder 1b forms a second wire hole 1b1, and the lower part of the supporting piece 3 is flush with the lower end of the supporting cylinder 1 b.

The supporting part also comprises a circular supporting ring 5, and the lower ends of the supporting ring 5, the lower ends of the supporting pieces 3 and the lower ends of the supporting cylinders 1b are all flush.

The number of the supporting pieces 3 is three, the number of the supporting cylinders 1b is one, and the supporting cylinders 1b and the three supporting pieces 3 are circumferentially and uniformly distributed at the bottom of the body 1 by taking the supporting ring 5 as a reference.

A reinforcing structure is arranged between the supporting cylinder 1b and the bottom of the first body 1.

The reinforcing structure comprises a first reinforcing rib 6 and a second reinforcing rib 7 which are sheet-shaped, wherein the first reinforcing rib 6 is fixedly connected to the bottom of the first body 1, two ends of the first reinforcing rib 6 are respectively fixedly connected to the supporting ring 5 and the supporting cylinder 1b, and the second reinforcing rib 7 extends to the bottom of the first body 1 from the upper end of the supporting cylinder 1 b.

The number of the reinforcing ribs I6 is two, the two reinforcing ribs I6 are symmetrically arranged on two sides of the supporting cylinder 1b, the number of the reinforcing ribs II 7 is a plurality of reinforcing ribs, and the reinforcing ribs II 7 are circumferentially distributed on the side part of the supporting cylinder 1 b.

The positioning part comprises a first positioning sheet 8, a second positioning sheet 9 and a third positioning sheet 10 which are sheet-shaped and vertically and fixedly connected in the first body 1, the first positioning sheet 8 and the third positioning sheet 10 are arranged in parallel, and two ends of the second positioning sheet 9 are respectively fixedly connected in the middle of the first positioning sheet 8 and the middle of the third positioning sheet 10.

The upper ends of the first locating plate 8, the second locating plate 9 and the third locating plate 10 are flush.

The positioning device further comprises a first positioning rod 11 and a second positioning rod 12 which are vertically arranged, wherein the lower end of the first positioning rod 11 is fixedly connected to the first positioning sheet 8, and the lower end of the second positioning rod 12 is fixedly connected to the third positioning sheet 10.

The first locating plate 8, the second locating plate 9, the third locating plate 10, the first locating rod 11 and the second locating rod 12 form a plurality of locating units, and the locating units are adjacently arranged.

The technical features of the above-described embodiments may be combined in any manner, and for brevity, all of the possible combinations of the technical features of the above-described embodiments are not described, however, all of the combinations of the technical features should be considered as being within the scope of the present disclosure as long as there is no contradiction between the combinations of the technical features.

It will be appreciated by persons skilled in the art that the above embodiments have been provided for the purpose of illustrating the utility model and are not to be construed as limiting the utility model, and that suitable modifications and variations of the above embodiments are within the scope of the utility model as claimed.

Claims

1. The utility model provides a terminal box for fan, includes that inside is body first and body second of cavity, and above-mentioned body first lock forms the connecting chamber that is used for fixing a position the connector behind body second between the two, its characterized in that, body first bottom has the supporting part that is used for leaning on the junction, body a lateral part has the line hole first that runs through, and above-mentioned supporting part department has the line hole second that runs through, and above-mentioned line hole second is in the connecting chamber bottom, and above-mentioned line hole first is in the connecting chamber lateral part, still have the location portion that is used for fixing a position the connector in the body first, location portion is close to in connecting chamber lateral wall department.

2. The junction box for a fan according to claim 1, wherein the supporting portion comprises an arc-shaped supporting piece and a cylindrical supporting cylinder, the inner cavity of the supporting cylinder forms the second wire hole, and the lower portion of the supporting piece is flush with the lower end of the supporting cylinder.

3. The junction box for a fan according to claim 2, wherein the supporting portion further comprises a circular ring-shaped supporting ring, and the lower ends of the supporting ring, the supporting piece and the supporting cylinder are flush.

4. The junction box for a fan according to claim 3, wherein the number of the supporting pieces is three, the number of the supporting cylinders is one, and the supporting cylinders and the three supporting pieces are circumferentially distributed at a bottom of the body with reference to the supporting ring.

5. The junction box for a fan according to claim 4, wherein a reinforcing structure is further provided between the support cylinder and a bottom of the body.

6. The junction box for a fan according to claim 5, wherein the reinforcing structure comprises a first reinforcing rib and a second reinforcing rib, wherein the first reinforcing rib is fixedly connected to the bottom of the body, two ends of the first reinforcing rib are respectively fixedly connected to the supporting ring and the supporting cylinder, and the second reinforcing rib extends from the upper end of the supporting cylinder to the bottom of the body.

7. The junction box for a fan according to claim 6, wherein the number of the first reinforcing ribs is two, the first reinforcing ribs are symmetrically arranged on two sides of the supporting cylinder, the number of the second reinforcing ribs is a plurality, and the second reinforcing ribs are circumferentially distributed on the side part of the supporting cylinder.

8. The junction box for a fan according to claim 7, wherein the positioning portion comprises a first positioning plate, a second positioning plate and a third positioning plate which are sheet-shaped and vertically fixed in the first body, the first positioning plate and the third positioning plate are arranged in parallel, and two ends of the second positioning plate are respectively fixed in the middle of the first positioning plate and the middle of the third positioning plate.

9. The junction box for fans according to claim 8 wherein said first spacer, second spacer and third spacer are flush at their upper ends.

10. The junction box for a fan according to claim 9, further comprising a first positioning rod and a second positioning rod which are vertically arranged, wherein a lower end of the first positioning rod is fixedly connected to the first positioning plate, and a lower end of the second positioning rod is fixedly connected to the third positioning plate.