CN210779655U

CN210779655U - Special electric equipment field power supply box with high protection level

Info

Publication number: CN210779655U
Application number: CN201921649864.0U
Authority: CN
Inventors: 李双凤
Original assignee: Shanghai Municipal Engineering Design Insitute Group Co Ltd
Current assignee: Shanghai Municipal Engineering Design Insitute Group Co Ltd
Priority date: 2019-09-30
Filing date: 2019-09-30
Publication date: 2020-06-16
Anticipated expiration: 2029-09-30

Abstract

The utility model provides a special consumer field power supply case of high protection level, including power supply case and cable joint box, the protrusion of power supply case one side inner wall is equipped with the electrode jack, electrode jack and power supply case are sealed through flexible sealing member, electrode jack inner is equipped with the conducting strip, power supply case opposite side inner wall is equipped with the cable head, the conducting strip is connected through the internal conductor with the cable head, the cable head is connected with cable joint box through special cable, the power supply case outer wall is equipped with the electrode that cooperates with electrode jack figure, the electrode is connected with consumer through insulating wire; the utility model has the advantages that: the cable connector comprises a cable connector box, a special cable and a power box, wherein a cable head, an electric lock, an internal lead, an electrode jack, a conducting strip, a flexible sealing element and the like are arranged in the power box, and special electric equipment matched with the power box for use can be arranged in a safe and clean area, can be fixedly installed on the site in a severe environment and is suitable for places with narrow installation space.

Description

Special electric equipment field power supply box with high protection level

Technical Field

The utility model relates to a power supply box field especially relates to a special consumer field power supply box of high protection level.

Background

The field power supply box in the present society is wide in various production and living fields, the power supply box fixedly arranged on the field is generally only used for providing temporary power supply for mobile electric equipment, and the daily use frequency of the field power supply box is low.

Different application fields need to be fixed from the power supply box that the factory set up temporarily and get the electrical equipment often relatively more fixed, like the on-the-spot power supply box in the utility tunnel, the on-the-spot power supply box in industrial factory district all mainly is used for welding equipment to use. The power box of special equipment, such as fire fighting equipment, and other electric equipment with special requirements on power supply, often does not want other electric equipment to be plugged in for misuse.

The field power supply boxes in the current market all need personnel, field unpacking wiring or field unpacking connecting sockets, the structural layout in the field power supply boxes is designed according to the use requirements of different environments, and the field power supply boxes used in severe environments are provided with shells with high protection levels and high cost. For the application occasions with severe use environment, scattered power receiving points and more field power supply boxes, such as tunnels, large factories, comprehensive pipe galleries and the like, the cost for arranging the field power supply boxes of the general equipment in a conventional distribution manner is higher. And an electronic switch or an intelligent label and the like are additionally arranged to identify field personnel or field electric equipment.

The field power box under the severe environment is often provided with a heavy protective shell, the shell protection grade of the field power box in the environments such as tunnels, utility tunnels, chemical engineering places and the like or in the places such as moist, dusty or corrosive gas and the like is even up to IP67, and the high-protection grade field power box not only has the equipment cost which is several times higher than that of the common field power box, but also has larger size. However, since the box body or the cover plate needs to be opened for the use of plugging in the maintenance equipment, the protection performance of the housing of the field power supply box with a high protection level which leaves the factory is reduced after the field power supply box is used for the first time, and the long-term use of the internal socket and the electric circuit in a severe environment is difficult to ensure.

In addition, to some place that not only the environment is abominable and installation space is narrow and small like utility tunnel, the field power supply case that can normally supply to choose for use is often heavy and the size is great, and it all influences into the transportation of corridor professional pipeline, installation and maintenance space in utility tunnel or furred ceiling installation or support mounting, more urgent need an alternative solution.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a special consumer field power supply case of high protection level.

In order to realize the purpose, the technical scheme of the utility model is that:

a special electric equipment field power box with high protection level is characterized by comprising a power box and a cable joint box, wherein a plurality of electrode jacks are arranged on the inner wall of one side of the power box in a protruding mode, the outer ends of the electrode jacks and the inner wall of the power box are sealed through flexible sealing parts, conductive plates are arranged at the inner ends of the electrode jacks, a cable head is arranged on the inner wall of the other side of the power box, the conductive plates are connected with the inner end of the cable head through internal leads, the outer end of the cable head is connected with the cable joint box through a special cable,

the outer wall of one side of the power box is provided with electrodes matched with the number of the electrode jacks, the electrodes comprise a conductive part and an insulating part which are sequentially connected from front to back, the electrodes are forwardly inserted into the electrode jacks, and the rear ends of the electrodes are respectively connected with electric equipment through an insulating wire.

Further, the electrode jack is the pipe form, flexible sealing member and conducting strip are cylindricly, the electrode is rectangular cylindricly, the electrode runs through the flexible sealing member setting along the axle center of electrode jack.

Furthermore, a shell is arranged on the outer side of the electric equipment, the shell is fixedly connected with the outer wall of the power box, the shell is in a flat rectangular block shape, the rear end of the electrode is fixedly connected with one side of the shell, and the electrode is arranged on one side of the shell along the horizontal direction.

Furthermore, the middle part of one side of the power box is provided with five electrode jacks, and the electrode jacks are distributed in a cross shape.

And five electrodes are arranged on one side of the shell and are matched with the five electrode jacks.

Furthermore, the middle part of one side of the power box is provided with three electrode jacks which are distributed in a triangular shape.

And one side of the shell is provided with three electrodes which are matched with the three electrode jacks.

The utility model has the advantages that: the cable connector box is composed of a cable connector box, a special cable and a power box, wherein a cable head, an electric lock, an internal lead, an electrode jack, a conducting strip and a flexible sealing element are arranged in the power box, and compared with the general power box, the protection range of the shell around the power box is smaller and is only limited to the protection of the electrode jack, the protection cost is lower, the cable connector box can be fixedly installed in a severe environment field, and the cable connector box is suitable for places with narrow installation space;

the cable joint box is arranged on the primary side of the power box, and can accommodate long-section cables, so that the joint box with the lower protection level at the other end of each cable can be arranged beyond a long distance, the requirement of the power box for long-term use in severe working environments such as a humid environment, a dirty environment and a chemical corrosive environment is met, other equipment can be placed outside the severe working environment, and the investment of the other equipment is reduced;

in engineering application, a plurality of sets of power boxes can be arranged according to field requirements, only a small amount of special mobile electric equipment is configured, when the field equipment needs to be overhauled and maintained, the special mobile electric equipment can be taken by maintainers at any time, and can be arranged in a safe and clean area to be used only for a short time when electricity is temporarily taken together with the special mobile electric equipment matched with the special mobile electric equipment.

Drawings

FIG. 1 is a schematic structural view of a power box and a cable connector box;

FIG. 2 is a schematic diagram of the structure of the powered device and the electrode;

FIG. 3 is a schematic view of the overall structure of the present invention;

FIG. 4 is a schematic structural view of an electrode and an electrode receptacle;

fig. 5 is a schematic view of a three-dimensional structure of the present invention when applied to a three-phase power supply;

FIG. 6 is a schematic side view of a three-phase power supply according to the present invention;

FIG. 7 is a schematic front view of a three-phase electric device;

FIG. 8 is a schematic side view of a three-phase electric device;

fig. 9 is a schematic view of the overall structure of the three-phase electric equipment of the present invention;

fig. 10 is a schematic side view of a three-phase electric device according to the present invention;

FIG. 11 is a schematic view of the three-dimensional structure of the single-phase power supply of the present invention

Fig. 12 is a schematic side view of a single-phase power supply according to the present invention;

fig. 13 is a schematic front view of a single-phase electric device;

FIG. 14 is a schematic side view of a single-phase electric device;

fig. 15 is a schematic side view of the single-phase electric device of the present invention.

Reference numerals:

1 power box 2 cable joint box 3 electrode jack 4 flexible sealing member 5 conducting strip 6 cable head 7 internal conductor

8 private cable 9 electrode 10 insulation 11 electrical conduction part 12 housing 13 electrical equipment 14 insulated wire.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. 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.

The utility model discloses a special consumer field power supply case of high protection level, as shown in fig. 1 and fig. 2, including power supply box 1 and cable joint box 2, the inner wall protrusion of 1 one side of power supply box is equipped with a plurality of electrode jack 3, seal through flexible sealing member 4 between the outer end of electrode jack 3 and power supply box 1's the inner wall, flexible sealing member 4 can adopt flexible rubber or silica gel sealing washer and sealing washer cap, only takes off the sealing washer cap when electrode jack 3 uses, is about to former sealing washer cap cover after electrode jack 3 uses and overlaps back to guarantee the barrier propterty of 3 departments of electrode jack.

The inner of electrode jack 3 is equipped with conducting strip 5, the inner wall of 1 opposite side of power supply box is equipped with cable head 6, conducting strip 5 is connected through inside wire 7 with the inner of cable head 6, the outer end of cable head 6 is connected with cable joint box 2 through special cable 8.

As shown in fig. 3, the outer wall of one side of the power supply box 1 is provided with electrodes 9 matched with the number of the electrode jacks 3, each electrode 9 comprises a conductive part 11 and an insulating part 10 which are sequentially connected from front to back, each electrode 9 is inserted into the corresponding electrode jack 3, the rear end of each electrode 9 is connected with an electric device 13 through an insulated wire, when a temporary power supply is needed on site, a site worker inserts the electrode 9 of the electric device 13 into the electrode jack 3 of the power supply box 1 fixedly installed on site, and an electrical connection path between the conductive part 11 of the electrode 9 and the conductive plate 5 in the electrode jack 3 of the power supply box 1 is realized.

Electrode jack 3 is the pipe form, flexible sealing member 4 and conducting strip 5 are cylindricly, as shown in fig. 4, electrode 9 is rectangular cylindricly, electrode 9 runs through flexible sealing member 4 setting along the axle center of electrode jack 3.

The utility model discloses a many grades of special cable 8's standard distribution cover length are optional, do according to engineering on-the-spot demand customization, especially when adverse circumstances region limits in special factory building workshop, accessible rationally select special cable 8 length, and set up cable connector box 2 in safe clean environment to reduce cable connector box 2's shell protection level, specifically can according to on-the-spot power supply box 1's overall cost comprehensive consideration.

When the power box 1 is matched with a three-phase socket for use, as shown in fig. 5-10, five electrode jacks 3 are reserved on one side of the power box 1, the electrode jacks 3 are distributed in a cross shape, five electrodes 9 are arranged on one side of the shell 12, and the electrodes 9 are matched with the five electrode jacks 3.

When the power box 1 is used in cooperation with a single-phase socket, as shown in fig. 11-15, three electrode jacks 3 are reserved in the middle of one side of the power box 1, the electrode jacks 3 are distributed in a triangular shape, three electrodes 9 are arranged on one side of the shell 12, and the electrodes 9 are matched with the three electrode jacks 3.

The electrode socket 3 is internally provided with a conducting strip 5 with a locking mechanism, the conducting strip 5 has both conducting and locking functions so as to ensure the reliability of the electrical connection of the electrode 9 of the special electric equipment 13 inserted into the electrode socket 3 of the power box 1 of the fixed part, the locking mechanism is simple, a copper elastic sheet widely used in a household socket is adopted, the locking mechanism can be customized and designed according to engineering requirements, and the locking mechanism is mature technology and is not repeated herein.

The electrodes 9 of the special electric equipment 13 matched with the power box 1 can be integrally fixed, so that the insertion and extraction operation of maintainers is facilitated; preferably, the power box 1 and the dedicated electric equipment 13 used with the power box can adopt an integrated design, that is, an insulated wire is omitted, and the electrode 9 is directly fixed on the socket, specifically, a shell 12 is arranged on the outer side of the electric equipment 13, the shell 12 is fixedly connected with the outer wall of the power box 1, as shown in fig. 8 and 14, the shell 12 is in a flat rectangular block shape, the rear end of the electrode 9 is fixedly connected with one side of the shell 12, the electrode 9 is arranged perpendicular to one side of the shell 12, and the power box 1 also serves as a base of the integrated dedicated electric equipment 13.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. A special electric equipment field power box with high protection level is characterized by comprising a power box and a cable joint box, wherein a plurality of electrode jacks are arranged on the inner wall of one side of the power box in a protruding mode, the outer ends of the electrode jacks and the inner wall of the power box are sealed through flexible sealing parts, conductive plates are arranged at the inner ends of the electrode jacks, a cable head is arranged on the inner wall of the other side of the power box, the conductive plates are connected with the inner end of the cable head through internal leads, the outer end of the cable head is connected with the cable joint box through a special cable,

2. The high-protection-level special-purpose electric equipment field power supply box as claimed in claim 1, wherein the electrode jack is in a shape of a circular tube, the flexible sealing member and the conducting strip are in a shape of a cylinder, the electrode is in a shape of an elongated cylinder, and the electrode penetrates through the flexible sealing member along an axial center of the electrode jack.

3. The special electric field power supply box for the electric equipment with the high protection level as claimed in claim 1, wherein a casing is arranged on the outer side of the electric equipment, the casing is fixedly connected with the outer wall of the power supply box, the casing is in a flat rectangular block shape, the rear end of the electrode is fixedly connected with one side of the casing, and the electrode is arranged on one side of the casing along a horizontal direction.

4. The special electric field power supply box for equipment with high protection level as claimed in claim 3, wherein five electrode jacks are arranged in the middle of one side of the power supply box, and the electrode jacks are distributed in a cross shape.

5. The special electric field power supply box for equipment with high protection level as claimed in claim 4, wherein one side of said casing is provided with five electrodes, and said electrodes are matched with five electrode jacks.

6. The special electric field power supply box for equipment with high protection level as claimed in claim 3, wherein the middle of one side of the power supply box is provided with three electrode jacks, and the electrode jacks are distributed in a triangular shape.

7. The special electric field power supply box for equipment with high protection level as claimed in claim 6, wherein one side of said casing is provided with three electrodes, said electrodes are matched with three electrode jacks.