CN211377789U - Water tightness junction box for fan - Google Patents
Water tightness junction box for fan Download PDFInfo
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- CN211377789U CN211377789U CN202020062760.6U CN202020062760U CN211377789U CN 211377789 U CN211377789 U CN 211377789U CN 202020062760 U CN202020062760 U CN 202020062760U CN 211377789 U CN211377789 U CN 211377789U
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Abstract
The utility model relates to a water tightness junction box for a fan, which comprises a box body and a box cover, wherein the box body and the box cover are fixedly connected through threads, and the water tightness junction box is characterized in that the box cover is provided with a thread mounting position, the thread mounting position is provided with a boss, the middle part of the boss is provided with a thread mounting hole, the edge of the boss is lower than the edge of the thread mounting hole, and an inclined plane connection is formed between the edge of the thread mounting hole and the edge of the boss; the periphery of the box cover adopts a cornice structure, and the edge of the box body is wrapped below the periphery of the box cover; and a sealing ring is arranged at the joint of the box cover and the box body. The boss is arranged at the thread mounting position of the box body, and the edge of the thread mounting hole is connected with the edge of the boss by the inclined surface, so that drainage is facilitated, seeper is prevented from permeating from the thread, and the sealing performance is good; the top of the box cover is of an arch-back structure, so that water flow at the top of the box body can quickly slide off without generating heavy pressure on the box cover; the bottom of the box body is also provided with a circle of supporting platform, so that the problem of permeation of water level higher than the height of the inner bottom of the junction box is solved.
Description
Technical Field
The utility model relates to a fan accessory field especially relates to a water tightness terminal box for fan.
Background
The junction box is used for being connected of fan and motor, and the motor lead-out wire gets into the junction box from the junction box bottom. The existing junction box is generally characterized in that a box cover is simply connected with a box body, and the existing junction box needs to be arranged in a dry and rain-sheltering position in order to keep away from a place with water or rain due to wire connection, so that the defects of poor waterproofness and small application range exist.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve current terminal box leakproofness poor, intake easily, be suitable for the limited problem of occasion, the utility model provides a water tightness terminal box is used to fan.
The utility model discloses a following technical scheme realizes above-mentioned purpose: a water tightness junction box for a fan comprises a box body and a box cover, wherein the box body and the box cover are fixedly connected through threads, a thread mounting position is arranged on the box cover, a boss is arranged at the thread mounting position, a thread mounting hole is formed in the middle of the boss, the edge of the boss is lower than the edge of the thread mounting hole, and an inclined plane connection is formed between the edge of the thread mounting hole and the edge of the boss; the periphery of the box cover adopts a cornice structure, and the edge of the box body is wrapped below the periphery of the box cover; and a sealing ring is arranged at the joint of the box cover and the box body.
Furthermore, the top of the box cover is of an arch-back-shaped structure, the middle of the box cover is high, and the periphery of the box cover is low.
Furthermore, the box body is internally provided with a mounting column opposite to the threaded mounting hole, the mounting column penetrates through the bottom of the box body and is connected with the bottom of the box body in a sealing manner through a fixed sealing ring.
Furthermore, a circle of support platform is arranged at the bottom of the box body.
Furthermore, the supporting platform is provided with a mounting hole communicated with the bottom of the box body and used for fixing the box body.
Furthermore, the supporting table is provided with a mounting hole communicated with the bottom of the box body, the supporting table is used for fixing the box, the bottom of the box body is provided with a wire passing hole used for penetrating a cable, and a wire passing rubber sleeve is arranged between the wire passing hole and the cable.
Furthermore, the supporting table is provided with a mounting hole communicated with the bottom of the box body, one side of the box body for fixing the box is provided with two wiring ports, and the wiring ports are provided with joint components; a circle of bulges are arranged in the middle of the joint component, and the lower parts of the bulges are connected with the wiring port; the upper part of the bulge is connected with a joint nut.
Furthermore, the supporting platform is provided with a mounting hole communicated with the bottom of the box body and used for fixing the box, and a joint sealing ring is arranged between the lower part of the protrusion and the wiring port.
Furthermore, the supporting table is provided with a mounting hole communicated with the bottom of the box body, and a wire passing sealing sleeve is arranged between the upper part of the protrusion and the joint nut for fixing the box.
Compared with the prior art, the beneficial effects of the utility model are as follows: according to the junction box disclosed by the application, the boss is arranged at the thread mounting position of the box body, the edge of the thread mounting hole is connected with the edge of the boss by the inclined surface, so that drainage is facilitated, accumulated water is prevented from permeating from the thread, and the sealing performance is good; the top of the box cover is of an arch-back-shaped structure, the middle part of the box cover is high, and the periphery of the box cover is low, so that water flow at the top of the box body can quickly slide off, and the box cover is not stressed; the bottom of the box body is also provided with a circle of supporting platform which separates the box body from the mounting surface, thus solving the problem of permeation that the water level is higher than the inner bottom height of the junction box.
Drawings
FIG. 1 is a perspective view of a junction box;
FIG. 2 is a schematic view of the lid of FIG. 1;
FIG. 3 is a vertical cross-sectional view of the lid of FIG. 1;
FIG. 4 is a schematic view of the body of FIG. 1;
FIG. 5 is an exploded view of the wiring assembly of FIG. 1;
fig. 6 is a bottom schematic view of the body of fig. 4.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings:
a water-tightness junction box for a blower fan is shown in figure 1 and comprises a box body 200 and a box cover 100, wherein the box body 200 and the box cover 100 are fixedly connected through threads.
As shown in fig. 2 and 3, a thread mounting position is arranged on the box cover 100, a boss is arranged at the thread mounting position, a thread mounting hole is formed in the middle of the boss, the edge of the boss is lower than the edge of the thread mounting hole, and an inclined plane is formed between the edge of the thread mounting hole and the edge of the boss for connection, so that drainage is facilitated, and seeper is prevented from penetrating through threads. The periphery of the box cover 100 is of a cornice structure, the edge of the box body 200 is wrapped below the periphery of the box cover 100, direct water flow impact at the joint of the box cover 100 and the box body 200 can be prevented, a sealing ring is arranged at the joint of the box cover 100 and the box body 200, and water is further prevented from permeating from the joint of the box cover 100 and the box body 200. The top of box cover 100 is bow back shape structure, is middle part height, and is low all around for the effect to the sealing washer is more even when box cover 100 and box body 200 pass through threaded connection, thereby improves the leakproofness, and makes the rivers at box body top landing fast, does not produce the lid and heavily presses.
As shown in fig. 4 and 5, two connection ports 201 are formed at one side of the box body 200, a connector assembly 220 is mounted at the connection ports 201, and the connector assembly 220 includes a connector part 221, a connector sealing ring 223, a wire passing sealing sleeve 224 and a connector nut 225. The middle part of the joint component is provided with a circle of bulges 222, a joint sealing ring 223 is arranged between the lower part of the bulges 222 and the joint port 201, a wire passing gland 224 is arranged above the bulges 222 and is connected with a joint nut 225, and the joint component 221 clamps the wire passing gland 224 through the joint nut 225 to prevent water from permeating into the box body 200. The inside erection column 202 relative with the screw thread mounting hole that is equipped with of box body 200, erection column 202 run through box body 200 bottom, through fixed sealing washer and box body 200 bottom sealing connection.
As shown in fig. 6, a wire passing hole 204 for passing a cable is formed at the bottom of the box body 200, and a wire passing rubber sleeve is disposed between the wire passing hole 204 and the cable. The bottom of the box body 200 is also provided with a circle of support platform 203 for separating the box body 200 from the installation surface, thus solving the problem of permeation that the water level is higher than the inner bottom height of the junction box. The support 203 is provided with a mounting hole 205 penetrating the bottom of the cartridge body 200 for fixing the cartridge body 200.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.
Claims (9)
1. A water tightness junction box for a fan comprises a box body and a box cover, wherein the box body and the box cover are fixedly connected through threads; the edge of the boss is lower than the edge of the threaded mounting hole, and the edge of the threaded mounting hole is connected with the edge of the boss through an inclined plane; the periphery of the box cover adopts a cornice structure, and the edge of the box body is wrapped below the periphery of the box cover; and a sealing ring is arranged at the joint of the box cover and the box body.
2. The water-tight junction box for the blower fan as claimed in claim 1, wherein the top of the box cover is of an arch-back structure, and the middle part of the box cover is high, and the periphery of the box cover is low.
3. The water-tight junction box for the fan as claimed in claim 1 or 2, wherein a mounting post is disposed inside the box body opposite to the threaded mounting hole, and the mounting post penetrates through the bottom of the box body and is connected with the bottom of the box body in a sealing manner through a fixing sealing ring.
4. The water-tight junction box for the blower according to claim 1 or 2, wherein a support base is provided at a bottom of the box body.
5. The water-tight junction box for the fan as claimed in claim 4, wherein the support platform is provided with a mounting hole penetrating the bottom of the box body for fixing the box body.
6. The water-tightness junction box for the fan as claimed in claim 1, wherein a wire passing hole for passing a cable therethrough is formed at a bottom of the box body, and a wire passing rubber sleeve is disposed between the wire passing hole and the cable.
7. The water-tight junction box for the fan as claimed in claim 1, wherein two junction ports are formed at one side of the box body, and a joint member is installed at each junction port; a circle of bulges are arranged in the middle of the joint component, and the lower parts of the bulges are connected with the wiring port; the upper part of the bulge is connected with a joint nut.
8. The water-tight junction box for a blower fan as claimed in claim 7, wherein a joint sealing ring is provided between a lower portion of the protrusion and the junction port.
9. The water-tight junction box for the blower as claimed in claim 7, wherein a wire-passing sealing sleeve is disposed between the upper portion of the protrusion and the joint nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020062760.6U CN211377789U (en) | 2020-01-13 | 2020-01-13 | Water tightness junction box for fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020062760.6U CN211377789U (en) | 2020-01-13 | 2020-01-13 | Water tightness junction box for fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211377789U true CN211377789U (en) | 2020-08-28 |
Family
ID=72150444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020062760.6U Active CN211377789U (en) | 2020-01-13 | 2020-01-13 | Water tightness junction box for fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211377789U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220271615A1 (en) * | 2021-02-25 | 2022-08-25 | Regal Beloit America, Inc. | Electric machine assembly having a terminal box |
-
2020
- 2020-01-13 CN CN202020062760.6U patent/CN211377789U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220271615A1 (en) * | 2021-02-25 | 2022-08-25 | Regal Beloit America, Inc. | Electric machine assembly having a terminal box |
| US20220294307A1 (en) * | 2021-02-25 | 2022-09-15 | Regal Beloit America, Inc. | Electric machine assembly |
| EP4050775A3 (en) * | 2021-02-25 | 2023-01-25 | Regal Beloit America, Inc. | Electric machine assembly having a terminal box |
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