CN213398687U - External lead wiring device of electric power instrument box - Google Patents

External lead wiring device of electric power instrument box Download PDF

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Publication number
CN213398687U
CN213398687U CN202022347295.3U CN202022347295U CN213398687U CN 213398687 U CN213398687 U CN 213398687U CN 202022347295 U CN202022347295 U CN 202022347295U CN 213398687 U CN213398687 U CN 213398687U
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China
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instrument box
main part
box main
pipe
instrument
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CN202022347295.3U
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Chinese (zh)
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武东晓
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Shanghai Dingyisheng Industrial Co ltd
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Shanghai Dingyisheng Industrial Co ltd
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Abstract

The utility model discloses an electric power instrument box draws termination outward, including the instrument box main part, the front end of instrument box main part is provided with the airtight door, the upper end of instrument box main part is provided with the locating piece, the inside communicating pipe that is provided with in upper end of the inboard instrument box main part of locating piece, the upper end surface of communicating pipe is provided with the screwed pipe, the upper end of screwed pipe is provided with the rubber strip, the outside of screwed pipe is provided with the internal thread knob, the upper end of internal thread knob is provided with the inclined plane pipe, the inside of locating piece, instrument box main part is run through and is provided with fastening screw, fastening screw's the outside is provided with the nut, the inside of communicating pipe is run through and is. A power instrument case draws termination outward, can prevent that the wire from receiving pulling of external force and leading to the disconnection of wiring department between wire and the inside power instrument of instrument case main part, stability is higher, the condition emergence of short circuit can not appear.

Description

External lead wiring device of electric power instrument box
Technical Field
The utility model relates to an electric power instrument box technical field, in particular to electric power instrument box draws termination outward.
Background
The electric instrument is used as an advanced intelligent and digital electric network front-end acquisition element, is widely applied to various control systems, SCADA (supervisory control and data acquisition) systems and energy management systems, substation automation, community electric power monitoring, industrial automation, intelligent buildings, intelligent power distribution cabinets, switch cabinets and other equipment, and has the characteristics of convenience in installation, simplicity in wiring, small engineering quantity and the like, and the common electric instrument is installed inside an electric instrument box; the existing external lead wire device of the electric power instrument box has some defects, the lead wire device between the instrument inside the instrument box and the external lead wire only plays a role of simple lead wire, the external lead wire cannot be firmly positioned, and the external lead wire and the joint of the instrument are easy to be disconnected.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an electric power meter box draws termination outward can effectively solve the problem in the background art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides an electric power instrument box draws termination outward, includes the instrument box main part, the front end of instrument box main part is provided with the airtight door, the upper end of instrument box main part is provided with the locating piece, the inside communicating pipe that is provided with in upper end of the inboard instrument box main part of locating piece, the upper end surface of communicating pipe is provided with the screwed pipe, the upper end of screwed pipe is provided with the rubber strip, the outside of screwed pipe is provided with the internal thread knob, the upper end of internal thread knob is provided with the inclined plane pipe, the inside of locating piece, instrument box main part is run through and is provided with the fastening screw, the outside of fastening screw is provided with the nut, the inside of communicating pipe.
Preferably, the fastening screw is connected with the inner thread of the upper end of the instrument box main body, the lower end of the positioning block is attached to the outer surface of the upper end of the instrument box main body, the nut is connected with the outer surface of the fastening screw in a threaded manner, and the positioning block is fixedly connected with the upper end of the instrument box main body through the fastening screw.
Preferably, the communicating pipe is fixedly connected with the positioning block and penetrates through the inside of the upper end of the instrument box main body.
Preferably, the lower extreme of screwed pipe and the upper end fixed connection of communicating pipe, the lower extreme of rubber strip and the upper end fixed connection of screwed pipe, the quantity of rubber strip is six groups, six groups be circular array between the rubber strip and arrange.
Preferably, the lower end of the inclined tube is fixedly connected with the upper end of the internal thread knob, the inner side surface of the internal thread knob is in threaded connection with the outer surface of the threaded tube, the lead penetrates through the communicating tube, and the lead extends to the inside of the instrument box main body.
Preferably, the inside of instrument box main part is provided with the baffle, fixed connection between baffle and the instrument box main part, the rear end of instrument box main part is provided with the installation piece, fixed connection between installation piece and the instrument box main part, the airtight door rotates with the front end of instrument box main part and is connected.
Compared with the prior art, the utility model discloses following beneficial effect has:
when the wiring device is used and wiring is needed, a wire penetrates through the inside of the communicating pipe and the threaded pipe from the outside of the instrument box main body, the head of the lower end of the wire is connected to the electric instrument in the inside of the instrument box main body, when the wire is fixed, the internal thread knob is rotated, the internal thread knob moves downwards while rotating, the internal thread knob moves downwards to drive the inclined plane pipe to move downwards, six groups of rubber strips are clamped when the communicating pipe moves downwards, the wire on the inner side of the rubber strips can be firmly clamped through the six groups of rubber strips, and wiring of the wire is completed, the wire can be firmly clamped through the wiring mode, and the wire can be prevented from being pulled by external force to cause the disconnection of the wiring position between the wire and the electric instrument in the instrument box main body, the stability is higher, the short circuit condition can not appear.
Drawings
Fig. 1 is a schematic view of the overall structure of an external lead wiring device of an electric power instrument box according to the present invention;
fig. 2 is a partial structural schematic view of an external lead wiring device of an electric power instrument box according to the present invention;
fig. 3 is an enlarged schematic view of a portion a of the external lead wiring device of the power instrument box according to the present invention;
fig. 4 is a schematic view of a local explosion structure of the external lead wiring device of the power instrument box of the present invention.
In the figure: 1. an instrument box main body; 2. mounting blocks; 3. a partition plate; 4. a sealing door; 5. positioning blocks; 6. a communicating pipe; 7. a threaded pipe; 8. a rubber strip; 9. an internal threaded knob; 10. an inclined plane pipe; 11. fastening screws; 12. a nut; 13. and (4) conducting wires.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
As shown in fig. 1-4, an external lead wiring device for an electric power instrument box comprises an instrument box main body 1, a sealing door 4 is arranged at the front end of the instrument box main body 1, a positioning block 5 is arranged at the upper end of the instrument box main body 1, a communicating pipe 6 is arranged inside the upper end of the instrument box main body 1 inside the positioning block 5, a threaded pipe 7 is arranged on the outer surface of the upper end of the communicating pipe 6, a rubber strip 8 is arranged at the upper end of the threaded pipe 7, an internal thread knob 9 is arranged outside the threaded pipe 7, an inclined plane pipe 10 is arranged at the upper end of the internal thread knob 9, a fastening screw 11 penetrates through the positioning block 5 and the inside of the instrument box main body 1, a nut 12 is arranged outside the fastening screw 11.
Fastening screw 11 and the inside threaded connection in upper end of instrument box main part 1, the lower extreme of locating piece 5 and the upper end surface of instrument box main part 1 laminate mutually, nut 12 and fastening screw 11's surface threaded connection, locating piece 5 is through the upper end fixed connection of fastening screw 11 and instrument box main part 1, fixed connection between communicating pipe 6 and the locating piece 5, communicating pipe 6 runs through inside the upper end of instrument box main part 1, the lower extreme of screwed pipe 7 and the upper end fixed connection of communicating pipe 6, the lower extreme of rubber strip 8 and the upper end fixed connection of screwed pipe 7, the quantity of rubber strip 8 is six groups, it arranges to be circular array between six groups of rubber strip 8, the lower extreme of inclined plane pipe 10 and the upper end fixed connection of internal thread knob 9, the inside surface of internal thread knob 9 and the surface threaded connection of screwed pipe 7, wire 13 runs through the inside of communicating pipe 6, wire 13 extends to the inside of instrument box main part 1.
Through rotating internal thread knob 9, because be threaded connection relation between internal thread knob 9 and screwed pipe 7, so internal thread knob 9 can move down in the pivoted, internal thread knob 9 moves down and drives inclined plane pipe 10 and move down, because the upper end internal diameter of inclined plane pipe 10 is less than the lower extreme internal diameter of inclined plane pipe 10, so can press from both sides six groups of rubber strip 8 when communicating pipe 6 moves down tightly, can firmly press from both sides the inboard wire 13 of rubber strip 8 through six groups of rubber strip 8, thereby accomplish the wiring of wire 13, can make wire 13 firmly pressed from both sides tightly through this kind of mode of wiring, can prevent that wire 13 from receiving pulling of external force and leading to the disconnection of junction between wire 13 and the inside electric instrument of instrument box main part 1.
The inside of instrument box main part 1 is provided with baffle 3, fixed connection between baffle 3 and the instrument box main part 1, and the rear end of instrument box main part 1 is provided with installation piece 2, fixed connection between installation piece 2 and the instrument box main part 1, and airtight door 4 rotates with the front end of instrument box main part 1 to be connected.
The working principle is as follows:
when the device is used and wiring is needed, a lead 13 penetrates through the communicating pipe 6 and the inside of the threaded pipe 7 from the outside of the instrument box main body 1, the head of the lower end of the lead 13 is connected to an electric instrument in the instrument box main body 1, when the lead 13 is fixed, the internal thread knob 9 is rotated, the internal thread knob 9 moves downwards while rotating due to the threaded connection relationship between the internal thread knob 9 and the threaded pipe 7, the internal thread knob 9 moves downwards to drive the inclined plane pipe 10 to move downwards, the internal diameter of the upper end of the inclined plane pipe 10 is smaller than the internal diameter of the lower end of the inclined plane pipe 10, six groups of rubber strips 8 are clamped when the communicating pipe 6 moves downwards, the lead 13 on the inner side of the rubber strip 8 can be firmly clamped through the six groups of rubber strips 8, so that wiring of the lead 13 is completed, the lead 13 can be firmly clamped through the wiring mode, and the disconnection between the lead 13 and the electric instrument in the instrument box main body 1 caused by pulling of the lead 13, the stability is higher, the short circuit condition can not appear.
The basic principles and the main features of the invention and the advantages of the 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 (6)

1. The utility model provides an outer termination that draws of electric power instrument box, includes instrument box main part (1), its characterized in that: the front end of instrument case main part (1) is provided with airtight door (4), the upper end of instrument case main part (1) is provided with locating piece (5), the inside communicating pipe (6) that is provided with in upper end of inboard instrument case main part (1) of locating piece (5), the upper end surface of communicating pipe (6) is provided with screwed pipe (7), the upper end of screwed pipe (7) is provided with rubber strip (8), the outside of screwed pipe (7) is provided with internal thread knob (9), the upper end of internal thread knob (9) is provided with inclined plane pipe (10), the inside of locating piece (5), instrument case main part (1) is run through and is provided with fastening screw (11), the outside of fastening screw (11) is provided with nut (12), the inside of communicating pipe (6) is run through and is provided with wire (13).
2. The electric instrument box external lead wiring device according to claim 1, wherein: fastening screw (11) and the inside threaded connection in upper end of instrument box main part (1), the lower extreme of locating piece (5) is laminated with the upper end surface of instrument box main part (1) mutually, the surface threaded connection of nut (12) and fastening screw (11), locating piece (5) are through the upper end fixed connection of fastening screw (11) and instrument box main part (1).
3. The electric instrument box external lead wiring device according to claim 1, wherein: the connecting pipe (6) is fixedly connected with the positioning block (5), and the connecting pipe (6) penetrates through the inside of the upper end of the instrument box main body (1).
4. The electric instrument box external lead wiring device according to claim 1, wherein: the lower extreme of screwed pipe (7) and the upper end fixed connection of communicating pipe (6), the lower extreme of rubber strip (8) and the upper end fixed connection of screwed pipe (7), the quantity of rubber strip (8) is six groups, six groups be circular array between rubber strip (8) and arrange.
5. The electric instrument box external lead wiring device according to claim 1, wherein: the lower extreme of inclined plane pipe (10) and the upper end fixed connection of internal thread knob (9), the inside surface of internal thread knob (9) and the surface threaded connection of screwed pipe (7), wire (13) run through the inside of communicating pipe (6), wire (13) extend to the inside of instrument case main part (1).
6. The electric instrument box external lead wiring device according to claim 1, wherein: the inside of instrument box main part (1) is provided with baffle (3), fixed connection between baffle (3) and instrument box main part (1), the rear end of instrument box main part (1) is provided with installation piece (2), fixed connection between installation piece (2) and instrument box main part (1), airtight door (4) rotate with the front end of instrument box main part (1) and are connected.
CN202022347295.3U 2020-10-21 2020-10-21 External lead wiring device of electric power instrument box Active CN213398687U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022347295.3U CN213398687U (en) 2020-10-21 2020-10-21 External lead wiring device of electric power instrument box

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022347295.3U CN213398687U (en) 2020-10-21 2020-10-21 External lead wiring device of electric power instrument box

Publications (1)

Publication Number Publication Date
CN213398687U true CN213398687U (en) 2021-06-08

Family

ID=76189278

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202022347295.3U Active CN213398687U (en) 2020-10-21 2020-10-21 External lead wiring device of electric power instrument box

Country Status (1)

Country Link
CN (1) CN213398687U (en)

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