CN210982569U - Junction box with waterproof function - Google Patents
Junction box with waterproof function Download PDFInfo
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- CN210982569U CN210982569U CN201921832140.XU CN201921832140U CN210982569U CN 210982569 U CN210982569 U CN 210982569U CN 201921832140 U CN201921832140 U CN 201921832140U CN 210982569 U CN210982569 U CN 210982569U
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Abstract
The application discloses terminal box with waterproof function belongs to the terminal box field. Including box body and apron, the inside first jack-post that is equipped with of box body, the apron bottom is equipped with the second jack-post that a plurality of positions and first jack-post correspond, first jack-post is inside to be divided into from last to down cup jointing section and linkage segment, linkage segment and the inside same internal thread that all is equipped with of second jack-post, during box body and cover connection, the border of box body is cup jointed at the apron border, the cup jointing section in the first jack-post is inserted to the second jack-post, and kiss mutually between second jack-post and the linkage segment and merge the intercommunication, through screw and internal screw thread cooperation fixed connection between box body and the apron, the border of box body is equipped with the sealing washer. This application has done water repellent between first hole post and second hole post, and the screw falls into first hole post and second hole post completely when connecting in, further prevents water along inside the screw infiltration box body through cup jointing the section, sets up the sealing washer simultaneously at box body and cover connection's border, has improved the waterproof ability of terminal box greatly.
Description
Technical Field
The application relates to the field of junction boxes, in particular to a junction box with a waterproof function.
Background
The ammeter is an instrument for measuring electric energy and is widely applied to the power industry. With the rapid development of economy, the amount of electricity used has increased dramatically. The junction box of the electric energy meter is a special junction box in the standard wiring of the electric energy metering device, and is an essential special accessory in the measurement and protection of electrical equipment, a secondary circuit and an electric energy metering screen.
However, the inventor finds that the existing junction box is single in structure, when the junction box is installed, a connecting gap between the box body and the cover plate is not subjected to waterproof treatment, the waterproof capability is poor, and the potential safety hazard of water inlet of the junction box is caused. Therefore, it is necessary to design a junction box having a waterproof function.
SUMMERY OF THE UTILITY MODEL
The application provides a terminal box with waterproof function to solve the problem that proposes in the background art.
A junction box with a waterproof function comprises a box body and a cover plate, wherein a plurality of first hole columns are arranged in the box body, a plurality of second hole columns corresponding to the first hole columns are arranged at the bottom of the cover plate, the first hole columns and the second hole columns are cylindrical, the first hole columns are internally divided into a sleeving section and a connecting section from top to bottom, the inner diameter of the sleeving section is larger than the inner diameter of the connecting section, the inner diameter of the sleeving section is matched with the outer diameter of the second hole columns, the inner diameter of the connecting section is matched with the inner diameter of the second hole columns, the connecting section and the second hole columns are internally provided with same internal threads, when the box body is connected with the cover plate, the edge of the cover plate is sleeved with the edge of the box body, the second hole columns are inserted into the sleeving section of the first hole columns, the second hole columns are matched with the connecting section and communicated with the connecting section, and the box body and the cover plate are fixedly connected with the internal threads through screws, and a sealing ring is arranged at the edge of the box body.
Preferably, a water guide channel is arranged inside the first hole column, and the water guide channel is communicated to the sleeving section from the bottom of the box body.
Preferably, both sides of the box body are provided with an incoming line channel and an outgoing line channel, openings of the incoming line channel and the outgoing line channel are both inclined downwards, and the inclination angle is 20-40 degrees.
Preferably, dustproof cotton is arranged at the opening of the wire inlet channel and the opening of the wire outlet channel.
According to the technical scheme, the application provides a terminal box with waterproof function, between first hole post and the second hole post on box body and apron, water repellent has been done to the screw, and the screw falls into first hole post and second hole post completely when connecting in to inside further preventing water along screw infiltration box body through cup jointing the section, set up the sealing washer simultaneously at box body and apron connection's border, improved the waterproof ability of terminal box greatly.
Drawings
Fig. 1 is a schematic structural diagram of a junction box with a waterproof function according to an embodiment of the present disclosure;
fig. 2 is a schematic structural diagram of a first hole pillar in a junction box with a waterproof function according to an embodiment of the present disclosure;
fig. 3 is a schematic view of a connection structure of a first hole pillar and a second hole pillar in a junction box with a waterproof function according to an embodiment of the present application.
Wherein: 10-box body, 101-first hole column, 102-socket joint section, 103-connecting section, 104-sealing ring, 105-wire inlet channel, 106-wire outlet channel, 107-water guide channel, 20-cover plate and 201-second hole column.
Detailed Description
In the following, the technical solutions in the embodiments will be clearly and completely described with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 3, a junction box with a waterproof function includes a box body 10 and a cover plate 20, wherein a plurality of first hole columns 101 are arranged inside the box body 10, a plurality of second hole columns 201 corresponding to the first hole columns 101 are arranged at the bottom of the cover plate 20, the first hole columns 101 and the second hole columns 201 are cylindrical, the first hole columns 101 are divided into a sleeving section 102 and a connecting section 103 from top to bottom, the inner diameter of the sleeving section 102 is larger than the inner diameter of the connecting section 103, the inner diameter of the sleeving section 102 is matched with the outer diameter of the second hole columns 201, the inner diameter of the connecting section 103 is matched with the inner diameter of the second hole columns 201, the same internal threads are arranged inside the connecting section 103 and the second hole columns 201, when the box body 10 is connected with the cover plate 20, the edge of the cover plate 20 is sleeved with the edge of the box body 10, the second hole columns 201 are inserted into the sleeving section 102 in the first hole columns 101, and the second hole column 201 is engaged with and communicated with the connecting section 103, the box body 10 is fixedly connected with the cover plate 20 through the matching of screws and internal threads, and the edge of the box body 10 is provided with a sealing ring 104.
Specifically, a water guide channel 107 is arranged inside the first hole column 101, and the water guide channel 107 is communicated to the socket section 102 from the bottom of the box body 10. The water that permeates into the socket joint section 102 can be discharged outwards through the water guide channel 202, and the permeation into the interior of the junction box due to the large water amount is avoided.
Specifically, two sides of the box body 10 are provided with an incoming line channel 105 and an outgoing line channel 106, openings of the incoming line channel 105 and the outgoing line channel 106 are both inclined downwards, and the inclination angle is 20-40 degrees. The openings of the wire inlet channel 105 and the wire outlet channel 106 are arranged downwards, so that water can be effectively prevented from flowing back along the wires to enter the interior of the junction box, and the waterproof capacity of the junction box is improved.
Specifically, dustproof cotton is arranged at the openings of the wire inlet channel 105 and the wire outlet channel 106. The dustproof cotton can effectively prevent dust from entering the interior of the junction box from the wire inlet channel 105 and the wire outlet channel 106.
Other embodiments of the present application will be apparent to those skilled in the art from consideration of the specification and practice of the application disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the application and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the application being indicated by the following claims.
It will be understood that the present application is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the application is limited only by the appended claims.
Claims (4)
1. The junction box with the waterproof function is characterized by comprising a box body (10) and a cover plate (20), wherein a plurality of first hole columns (101) are arranged inside the box body (10), a plurality of second hole columns (201) corresponding to the first hole columns (101) in positions are arranged at the bottom of the cover plate (20), the first hole columns (101) and the second hole columns (201) are cylindrical, the first hole columns (101) are internally divided into a sleeving section (102) and a connecting section (103) from top to bottom, the inner diameter of the sleeving section (102) is larger than that of the connecting section (103), the inner diameter of the sleeving section (102) is matched with the outer diameter of the second hole columns (201), the inner diameter of the connecting section (103) is matched with that of the second hole columns (201), the connecting section (103) and the second hole columns (201) are internally provided with the same internal threads, and when the box body (10) is connected with the cover plate (20), the border of box body (10) is cup jointed at apron (20) border, cup joint section (102) in inserting first jack-post (101) second jack-post (201), and coincide mutually between second jack-post (201) and linkage segment (103) and communicate, through screw and internal screw thread cooperation fixed connection between box body (10) and the apron (20), the border of box body (10) is equipped with sealing washer (104).
2. The junction box with waterproof function according to claim 1, wherein a water guide channel (107) is arranged inside the first hole pillar (101), and the water guide channel (107) is communicated to the socket section (102) from the bottom of the box body (10).
3. The junction box with the waterproof function according to claim 1, wherein an incoming line channel (105) and an outgoing line channel (106) are arranged on two sides of the box body (10), and openings of the incoming line channel (105) and the outgoing line channel (106) are both inclined downwards at an angle of 20-40 °.
4. The junction box with the waterproof function according to claim 3, wherein dustproof cotton is arranged at the openings of the wire inlet channel (105) and the wire outlet channel (106).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921832140.XU CN210982569U (en) | 2019-10-29 | 2019-10-29 | Junction box with waterproof function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921832140.XU CN210982569U (en) | 2019-10-29 | 2019-10-29 | Junction box with waterproof function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210982569U true CN210982569U (en) | 2020-07-10 |
Family
ID=71438562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921832140.XU Active CN210982569U (en) | 2019-10-29 | 2019-10-29 | Junction box with waterproof function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210982569U (en) |
-
2019
- 2019-10-29 CN CN201921832140.XU patent/CN210982569U/en active Active
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