CN210724100U - Junction box of distributed DTU - Google Patents
Junction box of distributed DTU Download PDFInfo
- Publication number
- CN210724100U CN210724100U CN201922249425.7U CN201922249425U CN210724100U CN 210724100 U CN210724100 U CN 210724100U CN 201922249425 U CN201922249425 U CN 201922249425U CN 210724100 U CN210724100 U CN 210724100U
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- aluminum alloy
- alloy protective
- protective housing
- terminal box
- junction box
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Abstract
The utility model discloses a distributing type DTU's terminal box, including aluminum alloy protective housing, fastening screw fixedly connected with aluminum alloy protective housing lid is passed through to aluminum alloy protective housing's top, aluminum alloy protective housing's inside is provided with external instrument binding post, open the trompil in aluminum alloy protective housing's below, install output and input interface water joint on the trompil, the antenna is installed to aluminum alloy protective housing's top, bolt fixedly connected with protection terminal box is passed through to aluminum alloy protective housing's side, the top joint of protection terminal box has the wiring lid, the downside of protection terminal box is provided with probe joint, aluminum alloy protective housing's outside is provided with the strengthening rib, and this utility model discloses, the installation of being convenient for, barrier propterty is good, and anti-interference ability is high.
Description
Technical Field
The utility model relates to a terminal box technical field specifically is a distributing type DTU's terminal box.
Background
The station terminal DTU is one of the most important automatic products of the power distribution network, and is generally installed in a conventional switching station (station), an outdoor small switching station, a ring main unit, a small-sized substation, a box-type substation, and the like, to complete the acquisition and calculation of data such as position signals, voltage, current, active power, reactive power, power factors, and the like of protection equipment, perform switching-on and switching-off operations on switches, and implement fault identification and isolation of a feeder switch and restoration power supply of a non-fault section.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a distributing type DTU's terminal box to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a distributing type DTU's terminal box, includes aluminum alloy protective housing, fastening screw fixedly connected with aluminum alloy protective housing lid is passed through to aluminum alloy protective housing's top, adopts aluminum alloy protective housing, makes DTU's terminal box have good barrier propterty, and structural strength is high, and the security performance is good. The inside of aluminum alloy protective housing is provided with external instrument binding post, open the below of aluminum alloy protective housing has the trompil, install the waterproof joint of input/output interface on the trompil, the waterproof joint of input/output interface that sets up is used for connecting the connector lug, the antenna is installed to the top of aluminum alloy protective housing, and the antenna that sets up is connected with built-in communication module, is convenient for realize wireless communication. The side of aluminum alloy protective housing passes through bolt fixedly connected with protection terminal box, the top joint of protection terminal box has the junction box lid, the downside of protection terminal box is provided with probe joint, aluminum alloy protective housing's outside is provided with the strengthening rib.
Preferably, the contact position of the output-input interface waterproof connector and the opening is screwed and fixed through a nut, and gaskets are arranged on two sides of the nut in a cushioning mode.
Preferably, a circle of sealing rubber strip is arranged on the aluminum alloy protective shell cover, and the aluminum alloy protective shell cover and the aluminum alloy protective shell are fixed in a sealing mode.
Preferably, the inner side of the junction box cover is provided with a circle of O-shaped sealing ring, and the junction box cover and the protective junction box are mutually clamped and fixed.
Preferably, the four corners of the top of the aluminum alloy protective shell are provided with limiting bulges, the four corners of the aluminum alloy protective shell cover are provided with limiting grooves, the limiting bulges and the limiting grooves are clamped with each other, and the fastening screws are arranged on the limiting bulges.
Compared with the prior art, the beneficial effects of the utility model are as follows: this distributing type DTU's terminal box, reasonable in design, moreover, the steam generator is simple in structure, adopt aluminum alloy protective housing, make DTU's terminal box have good barrier propterty, high structural strength, the security performance is good, the input interface water joint of setting is used for connecting the connector lug, the antenna that sets up is connected with built-in communication module, be convenient for realize wireless communication, the protection terminal box that sets up separates the setting alone with aluminum alloy protective housing, totally isolated safety barrier makes between the high low voltage power supply, the interference killing feature of equipment has been improved, it is more reliable and more stable to work, and good explosion-proof capability has, the utility model discloses, be convenient for install, barrier propterty is good, the interference killing feature is high.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is the structural schematic diagram of the aluminum alloy protective casing of the utility model.
In the figure: 1. an aluminum alloy protective housing; 2. fastening screws; 3. an external instrument wiring terminal; 4. the output and input interface waterproof joint; 5. an antenna; 6. a protective junction box; 7. a grounding screw; 8. a probe joint; 9. a junction box cover; 10. an O-shaped sealing ring; 11. sealing the rubber strip; 12. an aluminum alloy protective housing cover; 13. opening a hole; 14. reinforcing ribs; 15. a gasket; 16. a nut; 17. a limiting bulge; 18. and a limiting groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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. 1-2, a junction box of a distributed DTU includes an aluminum alloy protective housing 1, an aluminum alloy protective housing cover 12 is fixedly connected to the upper side of the aluminum alloy protective housing 1 through a fastening screw 2, and the aluminum alloy protective housing is adopted, so that the junction box of the DTU has good protective performance, high structural strength and good safety performance.
The inside of aluminum alloy protective housing 1 is provided with external instrument binding post 3, open the below of aluminum alloy protective housing 1 has trompil 13, install input/output interface water joint 4 on the trompil 13, the input/output interface water joint 4 that sets up is used for connecting the connector lug, antenna 5 is installed to the top of aluminum alloy protective housing 1, and the antenna 5 that sets up is connected with built-in communication module, is convenient for realize wireless communication.
The side of aluminum alloy protective housing 1 is through bolt fixedly connected with protection terminal box 6, the top joint of protection terminal box 6 has junction box lid 9, the downside of protection terminal box 6 is provided with probe joint 8, the outside of aluminum alloy protective housing 1 is provided with strengthening rib 14, and the protection terminal box 6 and the aluminum alloy protective housing 1 that set up separate the setting alone, and complete isolation formula safety barrier makes between the high-low voltage power, has improved the interference killing feature of equipment, and work is more reliable and more stable, and has good explosion-proof performance.
Specifically, the output/input interface water joint 4 is screwed up fixedly with the opening 13 contact position through a nut 16, and the two sides of the nut are padded with a gasket 15, the aluminum alloy protective shell cover 12 is provided with a circle of sealing rubber strip 11, the aluminum alloy protective shell cover 12 is fixed with the aluminum alloy protective shell 1 in a sealing manner, the inner side of the junction box cover 9 is provided with a circle of O-shaped sealing ring 10, the junction box cover 9 is fixed with the protective junction box 6 in a clamping manner, the top four corners of the aluminum alloy protective shell 1 are provided with limiting bulges 17, the four corners of the aluminum alloy protective shell cover 12 are provided with limiting grooves 18, the limiting bulges 17 are connected with the limiting grooves 18 in a clamping manner, and the fastening screw 2 is arranged on the limiting bulges 17.
It should be noted that, this distributing type DTU's terminal box, reasonable in design, moreover, the steam generator is simple in structure, adopt aluminum alloy protective housing, make DTU's terminal box have good barrier propterty, high in structural strength, the security performance is good, the output/input interface water joint 4 that sets up is used for connecting the connector lug, the antenna 5 that sets up is connected with built-in communication module, be convenient for realize wireless communication, the protection terminal box 6 that sets up separates the setting alone with aluminum alloy protective housing 1, complete isolation formula safety barrier makes between the high low voltage power supply, the interference killing feature of equipment has been improved, work is more reliable and more stable, and has good explosion-proof ability, the utility model discloses, be convenient for install, good barrier propterty, the interference killing feature is high.
The basic principles, main features and advantages of the present invention have been shown and described above. 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. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a distributing type DTU's terminal box, includes aluminum alloy protecting sheathing (1), its characterized in that: fastening screw (2) fixedly connected with aluminum alloy protective housing lid (12) are passed through to the top of aluminum alloy protective housing (1), the inside of aluminum alloy protective housing (1) is provided with external instrument binding post (3), open the below of aluminum alloy protective housing (1) has trompil (13), install output/input interface water joint (4) on trompil (13), antenna (5) are installed to the top of aluminum alloy protective housing (1), bolt fixedly connected with protection terminal box (6) are passed through to the side of aluminum alloy protective housing (1), the top joint of protection terminal box (6) has terminal box lid (9), the downside of protection terminal box (6) is provided with probe joint (8), the outside of aluminum alloy protective housing (1) is provided with strengthening rib (14).
2. The junction box of a distributed DTU of claim 1, wherein: the contact part of the output and input interface waterproof connector (4) and the open hole (13) is screwed and fixed through a nut (16), and gaskets (15) are padded on two sides of the nut.
3. The junction box of a distributed DTU of claim 1, wherein: a circle of sealing rubber strip (11) is arranged on the aluminum alloy protective shell cover (12), and the aluminum alloy protective shell cover (12) and the aluminum alloy protective shell (1) are fixed in a sealing mode.
4. The junction box of a distributed DTU of claim 1, wherein: the inner side of the junction box cover (9) is provided with a circle of O-shaped sealing ring (10), and the junction box cover (9) and the protective junction box (6) are mutually clamped and fixed.
5. The junction box of a distributed DTU of claim 1, wherein: the aluminum alloy protective housing is characterized in that limiting bulges (17) are arranged at four corners of the upper portion of the aluminum alloy protective housing (1), limiting grooves (18) are arranged at four corners of the aluminum alloy protective housing cover (12), the limiting bulges (17) and the limiting grooves (18) are mutually clamped, and fastening screws (2) are arranged on the limiting bulges (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922249425.7U CN210724100U (en) | 2019-12-16 | 2019-12-16 | Junction box of distributed DTU |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922249425.7U CN210724100U (en) | 2019-12-16 | 2019-12-16 | Junction box of distributed DTU |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210724100U true CN210724100U (en) | 2020-06-09 |
Family
ID=70936834
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922249425.7U Active CN210724100U (en) | 2019-12-16 | 2019-12-16 | Junction box of distributed DTU |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210724100U (en) |
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2019
- 2019-12-16 CN CN201922249425.7U patent/CN210724100U/en active Active
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