CN210744238U

CN210744238U - Separable maintenance socket box

Info

Publication number: CN210744238U
Application number: CN201921649856.6U
Authority: CN
Inventors: 李双凤; 朱雪明; 唐旭东; 刘澄波
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: 2020-06-12
Anticipated expiration: 2029-09-30

Abstract

A separable maintenance socket box comprises a fixed power box and a separable socket, wherein the fixed power box and the separable socket are of separable structures, one side of the socket box is provided with an electrode jack, the inner end of the electrode jack is provided with a conducting strip, the other side of the socket box is provided with a rear gland, a terminal bar is arranged in the socket box, the terminal bar is connected with the conducting strip through an internal wire, the outer wall of the socket box is provided with electrodes matched with the number of the electrode jacks, and the electrodes are connected with the socket through insulated wires; the utility model has the advantages that: the protection range of the shell is limited to the electrode jack, the protection cost is low, the socket used in cooperation can be arranged in a safe and clean area, the socket can be installed in a severe environment on site, and the shell is suitable for places with narrow space; a plurality of sets of fixed power boxes can be arranged in engineering use, only a small number of separable sockets are arranged, and the sockets are carried by maintainers at any time, so that the long-term use requirement under severe working environments such as a humid environment, a dirty environment and a chemical corrosive environment is met, and the equipment investment is reduced.

Description

Separable maintenance socket box

Technical Field

The utility model relates to a socket case field especially relates to a separable overhauls socket case.

Background

All there is the wide application in each production, the life field that present social overhaul socket box was in, and the maintenance socket box in the existing market is mostly integrated design, generally will overhaul socket fixed mounting in incasement or case face to overhaul socket box structural configuration according to the user demand design of different environment, overhaul socket box set up the higher shell that has high protection level of cost under the adverse circumstances. To the application occasions that service environment is abominable, the power receiving point is dispersed, the installation quantity of overhaul socket box is more, like tunnel, large-scale factory, utility tunnel etc. it is higher to distribute to set up the cost of overhauing the socket box.

In fact, a fixed overhaul socket box is arranged on the site, and is generally only used for providing a temporary power supply for mobile or handheld overhaul equipment when field equipment faults need to be maintained and overhauled, so that the daily use frequency of the overhaul socket box in engineering application is low.

The socket box is usually provided with a heavy protective shell in severe environment, the shell protection grade of the socket box is even up to IP67 in the overhaul socket box in places such as tunnels, utility tunnel, chemical production and the like or humid or dusty or corrosive gas, and the overhaul socket box with high protection grade has the equipment cost which is several times higher than that of the ordinary overhaul socket box and has larger size. And because the box body or the cover plate needs to be opened for the maintenance equipment to be plugged, the protection performance of the shell of the maintenance socket box which is usually delivered from the factory and has higher protection level is reduced after the maintenance socket box is used for the first time, and the long-term use of the internal socket and the electric circuit in the severe environment is difficult to ensure.

In addition, to some not only the environment is abominable and the installation space is narrow and small places like utility tunnel, the conventional integral type that can supply to choose for use overhauls the outlet box often thickly and the size is great, and it all influences into transportation, installation and the maintenance space of corridor professional pipeline 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 detachable overhauls socket case.

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

a separable maintenance socket box is characterized by comprising a fixed power box and a separable socket, wherein the fixed power box and the separable socket are of separable structures, a terminal strip, an internal wire and an electrode jack are arranged in the fixed power box, the separable socket comprises an electrode, an insulated conductor and a socket, the electrode jack protrudes out of the inner wall of one side of the power box, the outer end of the electrode jack and the inner wall of the fixed power box are sealed through a flexible sealing element, the inner end of the electrode jack is provided with a conducting strip, the outer wall of the other side of the power box is provided with a rear gland, a flexible sealing gasket is arranged between the rear gland and the other side of the power box, the middle parts of the rear gland and the flexible sealing gasket are provided with a plurality of power cable holes in a transverse penetrating manner along the conducting strip, and the terminal strip is connected with the internal wire, the electrode comprises a conductive part and an insulating part which are sequentially connected from front to back, the electrode is inserted into the electrode jack forwards, and the rear end of each electrode is connected with the socket through an insulating wire.

Further, the middle part of back gland runs through and is equipped with the screw hole, the screw hole sets up with the staggering of power cable hole, threaded hole is equipped with the bolt, back gland passes through the bolt-up with flexible sealing pad.

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 socket and 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 perpendicular to one side of the shell.

Under the one hand, the middle part of power supply box one side is equipped with five electrode jack, the electrode jack is the cross and distributes, one side of casing is equipped with five electrodes, electrode and five electrode jack cooperations.

At the moment, the socket adopts a three-phase socket, five rectangular holes are formed in the other side of the shell, and the five rectangular holes correspond to five jack positions of the three-phase socket.

Under another kind of circumstances, the middle part of power supply box one side is equipped with three electrode jack, the electrode jack is triangle-shaped distribution, one side of casing is equipped with three electrode, electrode and three electrode jack cooperation.

At the moment, the socket adopts a single-phase socket, three rectangular holes are formed in the other side of the shell, and the three rectangular holes correspond to three jack positions of the single-phase socket.

The utility model has the advantages that: the maintenance socket box consists of a fixed power box and a separable socket, the fixed power box and the separable socket are of separable structures, a terminal strip, an internal lead, an electrode jack, a conducting strip and a flexible sealing element are arranged in the fixed power box, the protection range of the maintenance socket box is smaller compared with that of a shell of the general maintenance socket box, the protection is limited to the electrode jack, the protection cost is lower, the socket matched with the maintenance socket box can be arranged in a safe and clean area, can be fixedly installed in a severe environment field, and is suitable for places with narrow installation space; a plurality of sets of fixed power supply boxes can be arranged according to field requirements in engineering use, only a small number of universal separable sockets are arranged, when field equipment needs to be overhauled and maintained, the universal separable sockets are carried along by maintainers, and the overhauling socket box not only meets the requirements of long-term use in severe working environments such as humid environments, dirty environments, chemical corrosive environments and the like, but also can reduce equipment investment.

Drawings

FIG. 1 is a schematic view of the structure of the fixed power box separated from the separable socket;

FIG. 2 is a schematic view of the structure of the fixed power box and the separable socket when assembled;

FIG. 3 is a schematic structural view of an electrode and an electrode receptacle;

fig. 4 is a schematic perspective view of the three-phase socket according to the present invention;

fig. 5 is a schematic side sectional view of the present invention applied to a three-phase socket;

fig. 6 is a schematic perspective view of a housing corresponding to the three-phase socket;

fig. 7 is a schematic back structure view of a housing corresponding to the three-phase socket;

fig. 8 is a schematic side view of a housing corresponding to the three-phase socket;

fig. 9 is a schematic view of the overall structure of the housing corresponding to the three-phase socket of the present invention;

fig. 10 is a schematic side sectional view of the housing corresponding to the three-phase socket of the present invention;

fig. 11 is a schematic view of a three-dimensional structure of the single-phase socket of the present invention

Fig. 12 is a schematic side sectional view of the present invention applied to a single-phase socket;

fig. 13 is a schematic perspective view of a housing corresponding to the single-phase socket;

fig. 14 is a schematic view of a back structure of a housing corresponding to the single-phase socket;

fig. 15 is a schematic side view of a housing corresponding to the single-phase socket;

fig. 16 is a schematic view of the overall structure of the housing corresponding to the single-phase socket of the present invention;

fig. 17 is a schematic side sectional view of the housing corresponding to the single-phase socket of the present invention.

Reference numerals:

1 fixed power box 2 separable socket 3 rear gland 4 electrode jack 5 flexible sealing element 6 conducting strip

7 flexible sealing gasket 8 internal lead 9 power cable hole 10 electrode 11 insulation part 12 conductive part

13 housing 14 socket 15 insulated wire 16 rectangular aperture 17 terminal block 18 threaded aperture.

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 embodiment discloses a socket case is overhauld to detachable, as shown in fig. 1, including fixed power supply case 1 and separable socket 2, fixed power supply case 1 and separable socket 2 are the detachable structure, be equipped with terminal strip 17, inside wire 8 and electrode jack 4 in the fixed power supply case 1, separable socket 2 includes electrode 10, insulated conductor 15 and socket 14, electrode jack 4 protrusion is in the inner wall setting of fixed power supply case 1 one side, seal through flexible sealing member 5 between the outer end of electrode jack 4 and the inner wall of socket case 1, and flexible sealing member 5 can adopt flexible rubber or silica gel sealing washer and sealing washer cap cover, takes off the sealing washer cap cover when only electrode jack 4 uses, is about to former sealing washer cap cover to set back after electrode jack 4 uses to guarantee the barrier propterty of electrode jack 4 department.

As shown in fig. 1 and 2, the electrode jack 4 is internally provided with a conductive plate 6 with a locking mechanism, and the conductive plate 6 has both conductive and locking functions to ensure the reliability of the electrical connection of the electrode 10 of the socket 14 inserted into the electrode jack 4 of the fixed power box 1.

The outer wall of 1 opposite side of socket box is equipped with back gland 3, be equipped with flexible sealing pad 7 between the opposite side of back gland 3 and socket box 1, the middle part of back gland 3 and flexible sealing pad 7 is equipped with a plurality of power cable hole 9 along transversely running through, the middle part of back gland 3 is run through and is equipped with screw hole 18, screw hole 18 staggers the setting with power cable hole 9, be equipped with the bolt in the screw hole 18, back gland 3 passes through the bolt-up with flexible sealing pad 7, still be equipped with terminal row 17 in the socket box 1, terminal row 17 is connected through inside wire 8 with conducting strip 6, thereby outside power cable passes through power cable hole 9 and terminal row 17 electrical connection.

The outer wall of socket case 1 one side is equipped with the electrode 10 with the cooperation of electrode jack 4 figure, as shown in fig. 3, electrode 10 is including the conductive part 12 and the insulating part 11 that connect gradually from beginning to end, electrode 10 inserts electrode jack 4 setting forward, each the rear end of electrode 10 is connected with socket 14 through an insulated wire 15 respectively, and when the on-the-spot needs to get the electricity temporarily, on-the-spot personnel insert the electrode 10 of socket 14 in the electrode jack 4 of the socket case 1 of on-the-spot fixed mounting, realize the electric connection route of conductive part 12 of electrode 10 and the interior conducting strip 6 of electrode jack 4 of socket case 1.

As shown in fig. 3, the electrode insertion hole 4 is in a circular tube shape, the flexible sealing member 5 and the conductive sheet 6 are in a cylindrical shape, the electrode 10 is in a long cylindrical shape, and the electrode 10 penetrates through the flexible sealing member 5 along the axis of the electrode insertion hole 4.

A shell 13 is arranged on the outer side of the socket 14, the shell 13 is fixedly connected with the outer wall of the socket box 1, the shell 13 is in a flat rectangular block shape, the rear end of the electrode 10 is fixedly connected with one side of the shell 13, and the electrode 10 is arranged perpendicular to one side of the shell 13.

As shown in fig. 4 to 10, when the socket box 1 is used in cooperation with a three-phase socket, five electrode jacks 4 are arranged in the middle of one side of the socket box 1, the electrode jacks 4 are distributed in a cross shape, five electrodes 10 are arranged on one side of the shell 13, and the electrodes 10 are matched with the five electrode jacks 4.

At this time, the socket 14 is a three-phase socket, five rectangular holes 16 are formed in the other side of the housing 13, and the five rectangular holes 16 correspond to five jack positions of the three-phase socket.

As shown in fig. 11 to 17, when the socket box 1 is used in cooperation with a single-phase socket, three electrode insertion holes 4 are formed in the middle of one side of the socket box 1, the electrode insertion holes 4 are distributed in a triangular shape, three electrodes 10 are arranged on one side of the housing 13, and the electrodes 10 are matched with the three electrode insertion holes 4.

At this time, the socket 14 is a single-phase socket, three rectangular holes 16 are formed in the other side of the housing 13, and the three rectangular holes 16 correspond to three insertion holes of the single-phase socket in position.

Each electrode 10 of the socket 14 matched with the fixed power box 1 for use can be integrally fixed, so that the plugging operation of maintainers is facilitated; preferably, the fixed power supply box 1 and the detachable socket 2 used with the fixed power supply box 1 are designed integrally, that is, the insulated conducting wire 15 is omitted, the electrode 10 is directly fixed on the socket 14, specifically, a shell 13 is arranged outside the socket 14, the shell 13 is fixedly connected with the outer wall of the socket box 1, the shell 13 is in a flat rectangular block shape, the rear end of the electrode 10 is fixedly connected with one side of the shell 13, the electrode 10 is arranged perpendicular to one side of the shell 13, and the fixed power supply box 1 also serves as a base of the integrated detachable socket 2.

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 separable overhaul socket box is characterized by comprising a fixed power box and a separable socket, wherein the fixed power box and the separable socket are of separable structures, a terminal row, an internal lead and an electrode jack are arranged in the fixed power box, the separable socket comprises an electrode, an insulated conductor and a socket, the electrode jack protrudes out of the inner wall of one side of the fixed power box and is sealed by a flexible sealing element, the inner end of the electrode jack is provided with a conducting strip, the outer wall of the other side of the power box is provided with a rear gland, a flexible sealing gasket is arranged between the rear gland and the other side of the power box, a plurality of power cable holes are transversely arranged in the middle of the rear gland and the flexible sealing gasket in a penetrating manner, the terminal row is connected with the conducting strip by the internal lead, the electrode comprises a conducting part and an insulating part which are sequentially connected from front to back, the electrodes are inserted into the electrode jacks forwards, and the rear end of each electrode is connected with the socket through an insulating lead respectively.

2. The separable maintenance socket box according to claim 1, wherein a threaded hole is formed in the middle of the rear gland in a penetrating manner, the threaded hole is arranged in a staggered manner with the power cable hole, a bolt is arranged in the threaded hole, and the rear gland and the flexible sealing gasket are fastened through the bolt.

3. The separable service receptacle box of claim 1, wherein the electrode receptacle is tubular, the flexible sealing member and the conductive sheet are cylindrical, the electrode is elongate cylindrical, and the electrode is disposed through the flexible sealing member along an axis of the electrode receptacle.

4. The separable service box socket as recited in claim 1, wherein a housing is provided at an outer side of the socket, the housing is fixedly connected to an outer wall of the socket box, the housing has a flat rectangular block shape, a rear end of the electrode is fixedly connected to one side of the housing, and the electrode is disposed perpendicular to one side of the housing.

5. A separable service outlet box according to claim 4, wherein five electrode insertion holes are formed in the middle of one side of the outlet box, the electrode insertion holes are distributed in a cross shape, and five electrodes are formed on one side of the housing, and the electrodes are matched with the five electrode insertion holes.

6. A separable service outlet box according to claim 5, wherein said outlet is a three-phase outlet, and said other side of said housing is provided with five rectangular holes corresponding to the positions of five insertion holes of the three-phase outlet.

7. A separable service outlet box according to claim 4, wherein three electrode insertion holes are formed in the middle of one side of the outlet box, the electrode insertion holes are distributed in a triangular shape, and three electrodes are formed on one side of the housing and are matched with the three electrode insertion holes.

8. A separable service outlet box according to claim 7, wherein said outlet is a single-phase outlet, and said other side of said housing is provided with three rectangular holes corresponding to three insertion holes of said single-phase outlet.