CN210806245U - High-voltage control box connector for subway - Google Patents

Abstract

The utility model discloses a high voltage control box connector for subway, including fixed cover, connector, high voltage power cord, tap and fixed block, the connector is installed to the one end of fixed cover, the high voltage power cord is installed to the one end of connector, the inside parcel of high voltage power cord has insulating protective sheath, insulating protective sheath's inside parcel has the outer jacket, the inside parcel of outer jacket has the wire mesh protective layer, the inside of wire mesh protective layer has the inner core through rubber layer parcel, one side fixed mounting of fixed block has the cardboard, the high voltage power cord output is connected with the tap that extends the fixed block. The utility model discloses a when the metallic conductor of the thick cross-section of individual strand of integration made it not influence the electric conductivity of this cable, compare in the fine rule in traditional stranded patchcord and easily take place the short circuit, the too big accidents such as generating heat, burning appear very easily of heat, and relative security will be high.

Description

High-voltage control box connector for subway

Technical Field

The utility model relates to a subway technical field specifically is a high-voltage control box connector for subway.

Background

The subway is a rapid large-capacity urban rail traffic mode which is gradually developed and formed along the form of a ground railway system, lines of the subway are usually laid in underground tunnels, some of the subway are laid outside urban centers from the underground to the ground or on viaducts, the subway can use a control cabinet in the using process, a large number of control boxes are arranged in the control cabinet and used for controlling the transmission of electric signals, the common control boxes adopt high voltage for reducing current and increasing pressure intensity in a current transmission mode, so that the loss of the current can be effectively reduced, the heat productivity is reduced, and the high voltage transmission needs to use connecting wires to connect a plurality of high voltage control boxes.

The existing high-voltage control box connector for the subway has the defects that:

firstly, the existing connectors are all inserted, and although the mode is simple, the problems of falling, loosening and the like are easy to occur in the actual use process, and simultaneously the connector can be used;

secondly, the power line of the existing connector is weak in conductive performance, large in resistance, large in loss in the high-voltage transmission process and large in heat productivity, and therefore the high-voltage control box connector for the subway is provided to solve the existing problems.

Disclosure of Invention

An object of the utility model is to provide a high-voltage control box connector for subway 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 high voltage control box connector for subway, includes fixed cover, connector, high voltage power supply line, tap and fixed block, the connector is installed to the one end of fixed cover, high voltage power supply line is installed to the one end of connector, the inside parcel of high voltage power supply line has insulating protective sheath, the inside parcel of insulating protective sheath has the outer jacket, the inside parcel of outer jacket has the wire mesh protective layer, the inside of wire mesh protective layer has the inner core through rubber layer parcel, the one end that fixed cover was kept away from to high voltage power supply line is connected with the fixed block, the inside of fixed block is provided with end cover, one side fixed mounting of fixed block has the cardboard, the high voltage power supply line output is connected with.

Preferably, two groups of baffles are arranged inside the fixed sleeve, a pressing plate is arranged between the baffles, and a clamping block is fixedly arranged on one side face of the pressing plate.

Preferably, the fixed sleeve is wrapped by two groups of connecting metal rods, and the connecting metal rods are connected with the high-voltage power line through conductors.

Preferably, the inside of tap is provided with the protective sheath, and the inboard of protective sheath is provided with the jack, and the inside fixed mounting of jack has two sets of metal contact pieces.

Preferably, the wear-resistant strip is welded and installed on the outer side of the high-voltage power line.

Preferably, the inside of inner core is provided with the insulation shielding layer, and the inside parcel of insulation shielding layer has the wire protective sheath, and the inside parcel of wire protective sheath has metallic conductor.

Compared with the prior art, the beneficial effects of the utility model are that: this high-voltage control box connector for subway can be used to support the stability that increases the device and connect through the baffle that is provided with, the problem that the preventing means drops in the use, can be used to connect other interfaces through the tap that is provided with simultaneously, thereby make things convenient for the connection between the device, improve the portability that the device is connected, be provided with the connection stability that the end cover not only can effectual improvement device simultaneously in the outside, can protect the junction simultaneously, prevent that the kneck from being destroyed.

The utility model discloses a when the metallic conductor of the thick cross-section of single strand of integration made it not influence the electric conductivity of this cable, compare in the fine rule in traditional stranded patchcord and easily take place the short circuit, the too big accidents such as generating heat, burning appear very easily of heat, the resistance of single strand line is little than the stranded patchcord, and resistance is little, and the heat of generation is just few, and the heat is few just is difficult for taking place accidents such as burning, and relative security is higher.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the main joint structure of the present invention;

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

fig. 4 is a schematic structural diagram of the high voltage power line of the present invention.

In the figure: 1. fixing a sleeve; 101. a baffle plate; 102. a clamping block; 103. pressing a plate; 2. a connector; 3. a high voltage power line; 301. an insulating protective sleeve; 302. an outer jacket; 303. a wire mesh protective layer; 4. a tap; 401. a jack; 402. a metal contact piece; 403. a protective sleeve; 5. a fixed block; 501. clamping a plate; 502. a bottom cover; 6. connecting a metal rod; 7. an inner core; 701. an insulating shield layer; 702. a wire protective sheath; 703. a metal conductor.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides an embodiment: a high-voltage control box connector for a subway comprises a fixing sleeve 1, a connector 2, a high-voltage power line 3, a tap 4 and a fixing block 5, wherein the connector 2 is installed at one end of the fixing sleeve 1, the connector 2 can conveniently connect the device in a control box, the high-voltage power line 3 is installed at one end of the connector 2, the high-voltage power line 3 adopts a specially-made power line, the safety of the device is effectively improved, safety accidents are prevented, an insulating protective sleeve 301 is wrapped inside the high-voltage power line 3, the insulating protective sleeve 301 can protect objects inside, the damage problem of internal devices is prevented, an outer protective layer 302 is wrapped inside the insulating protective sleeve 301, the strength of the device is effectively improved by the outer protective layer 302, the exposed problem of an inner core is prevented again, a wire mesh protective layer 303 is wrapped inside the outer protective layer 302, and the wire mesh protective layer 303 can be used, prevent to snap with the inside conductor of cable or structure, the inside of wire mesh protective layer 303 has inner core 7 through rubber layer parcel, inner core 7 protects the conductor of inside, increase insulating nature once more simultaneously, the one end that fixed cover 1 was kept away from to high voltage power supply line 3 is connected with fixed block 5, the inside of fixed block 5 is provided with end cover 502, end cover 502 not only can effectual improvement device's connection stability, simultaneously can protect the junction, prevent that the kneck from being destroyed, one side fixed mounting of fixed block 5 has cardboard 501, high voltage power supply line 3 output is connected with the tap 4 that extends fixed block 5, tap 4 can carry out the shunting with single structure, improve device's function.

Further, two sets of baffles 101 are arranged inside the fixing sleeve 1, the baffles 101 fix the pressing plate 103 inside, the pressing plate 103 is prevented from being broken off, the pressing plate 103 is arranged between the baffles 101, a clamping block 102 is fixedly arranged on one side face of the pressing plate 103, and the clamping block 102 can firmly fix the device on the control box, so that the device is prevented from falling off from the control box.

Further, the inside parcel of fixed cover 1 has two sets of connection metal poles 6, connects metal pole 6 and can be used to conduction current, and connects metal pole 6 and passes through the conductor with high voltage power supply line 3 and be connected.

Further, the inside of tap 4 is provided with protective sheath 403, and protective sheath 403 protects jack 401 inside, prevents jack 401 from being destroyed, and jack 401 is provided with the inboard of protective sheath 403, and the inside fixed mounting of jack 401 has two sets of metal contact piece 402, and metal contact piece 402 can be used to the conduction of power.

Furthermore, wear-resistant strips are arranged on the outer side of the high-voltage power line 3 in a fusion welding mode, and the wear-resistant strips can improve the wear resistance of the power line, so that the problem that a protective layer is worn through when a cable is installed is solved.

Further, the inside of inner core 7 is provided with insulating shield 701, and insulating shield 701 protects inside metallic conductor 703, prevents current leakage, and the inside parcel of insulating shield 701 has wire protective sheath 702, and the inside parcel of wire protective sheath 702 has metallic conductor 703, and metallic conductor 703 makes it not influence the electric quantity of this cable through the metallic conductor 703 of the thick cross-section of the single strand of integration, and relative security is higher.

The working principle is as follows: during the use, fix this device in the middle of the control box through fixed cover 1 earlier, it is fixed with this device through baffle 101 simultaneously, the prevention device drops, then be connected tap 4 with other devices, and install the wear-resisting strip in the outside of high voltage power cord 3 multiplicable power cord wearability, thereby prevent at the installation cable, the problem of wearing out the protective layer, when high-voltage current passes through from high voltage power cord 3 inside, the metal conductor 703 resistance of high voltage power cord 3 inside is than traditional conductor, and resistance is little, the heat that generates is just few, the heat is just difficult for taking place accidents such as burning, relative security will be high.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides a high-voltage control box connector for subway, includes fixed cover (1), connector (2), high-voltage power line (3), tap (4) and fixed block (5), its characterized in that: connector (2) are installed to the one end of fixed cover (1), high voltage power supply line (3) are installed to the one end of connector (2), the inside parcel of high voltage power supply line (3) has insulating protective sheath (301), the inside parcel of insulating protective sheath (301) has outer jacket (302), the inside parcel of outer jacket (302) has wire mesh protective layer (303), the inside of wire mesh protective layer (303) has inner core (7) through rubber layer parcel, the one end that fixed cover (1) was kept away from in high voltage power supply line (3) is connected with fixed block (5), the inside of fixed block (5) is provided with end cover (502), one side fixed mounting of fixed block (5) has cardboard (501), high voltage power supply line (3) output is connected with tap (4) that extend fixed block (5).

2. The high-voltage control box connector for the subway as claimed in claim 1, wherein: the novel fixing sleeve is characterized in that two groups of baffles (101) are arranged inside the fixing sleeve (1), a pressing plate (103) is arranged between the baffles (101), and a clamping block (102) is fixedly arranged on one side surface of the pressing plate (103).

3. The high-voltage control box connector for the subway as claimed in claim 1, wherein: the inside parcel of fixed cover (1) has two sets of connection metal pole (6), and connects metal pole (6) and passes through the conductor with high voltage power supply line (3) and be connected.

4. The high-voltage control box connector for the subway as claimed in claim 1, wherein: the inside of tap (4) is provided with protective sheath (403), and the inboard of protective sheath (403) is provided with jack (401), and the inside fixed mounting of jack (401) has two sets of metal contact piece (402).

5. The high-voltage control box connector for the subway as claimed in claim 1, wherein: and wear-resistant strips are arranged on the outer side of the high-voltage power line (3) in a fusion welding manner.

6. The high-voltage control box connector for the subway as claimed in claim 1, wherein: the inner core (7) is internally provided with an insulating shielding layer (701), the insulating shielding layer (701) is wrapped with a lead protecting sleeve (702), and the lead protecting sleeve (702) is wrapped with a metal conductor (703).

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