CN210629249U

CN210629249U - Cable connecting device for explosion-proof motor

Info

Publication number: CN210629249U
Application number: CN201921637895.4U
Authority: CN
Inventors: 张志文; 韩煜; 丁青; 姚佳明
Original assignee: Jingji Technology Co ltd
Current assignee: Jingji Technology Co ltd
Priority date: 2019-09-28
Filing date: 2019-09-28
Publication date: 2020-05-26
Anticipated expiration: 2029-09-28

Abstract

The utility model discloses a cable junction device for flame-proof type motor, including the motor frame, the afterbody of motor frame is provided with the mounting panel, is provided with the end cover on the mounting panel, and the end cover passes through bolted connection with the mounting panel, be provided with the base that has the cavity on the mounting panel, correspond the cavity department of base on the mounting panel and seted up the through-hole, the base is kept away from mounting panel one side and is provided with the apron, is provided with mining flame-proof type cable connector on the base, and supply cable passes in the cavity and the mounting panel through-hole of base through mining flame-proof type cable connector enter the motor, the utility model discloses convenient, reliable again, practical can be when overhauing inside the motor, directly unpack the.

Description

Cable connecting device for explosion-proof motor

Technical Field

The utility model belongs to the motor field, more specifically the utility model relates to a cable junction device for flame-proof type motor that says so.

Background

The explosion-proof motor is mainly used in the coal mine and the environment with explosive gas mixture of coal dust, methane and the like around the coal mine, the size of the coal mine underground mine is certain, the size requirements on the width direction and the height direction of the motor are met, the length direction of the motor is not limited generally, and therefore a large junction box is mounted on the end cover of the tail end of the motor and is used as a cable connecting device of the motor. Because the terminal box of flame-proof type motor's volume is great, is heavier when installing and using, and because the terminal box is installed on the tail end cover, when motor bearing or the inside problem that has appeared of motor, need take apart the tail end cover and overhaul, inevitable need will be earlier the terminal box of motor and the inside cable conductor of terminal box take off, this has not only increased workman's work load, has increased the risk of installation mistake moreover.

After the motor is transported to an installation site, before the motor runs, an external cable needs to be connected into the junction box to supply current for the motor, and because the environment of the use site of the motor is generally severe, the motor is not easy to operate during installation, and the quality of operators is uneven, certain potential safety hazards are brought to the explosion-proof performance and the normal use of the motor.

SUMMERY OF THE UTILITY MODEL

The utility model provides a to prior art not enough, the utility model provides a convenient, reliable, practical again, can directly unpack the end cover apart when overhauing inside the motor, and need not tear cable junction device open earlier.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a cable junction device for flame-proof type motor, includes the motor frame, and the afterbody of motor frame is provided with the mounting panel, is provided with the end cover on the mounting panel, and the end cover passes through bolted connection with the mounting panel, be provided with the base that has the cavity on the mounting panel, correspond the cavity department of base on the mounting panel and seted up the through-hole, one side that the mounting panel was kept away from to the base is provided with the apron, is provided with mining flame-proof type cable connector on the base, and supply cable passes the cavity of base and the mounting panel through-.

And an auxiliary junction box is arranged on the side surface of the base.

Furthermore, a temperature measuring cable and a heater cable are arranged in the auxiliary junction box, and penetrate into the motor through the cavity of the base and the through hole of the mounting plate.

The mining explosion-proof cable connector further comprises a plug and a socket, the socket is connected to the power supply cable, and the plug is connected to the power supply.

And the mounting plate is welded on the tail part of the motor base.

Further the base is fixedly connected with the mounting plate through bolts, and the cover plate is fixedly connected with the base through bolts.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the tail part of the motor base is provided with a mounting plate welded with the motor base into a whole, and when the motor is led out from the tail part, the cable connecting device is arranged on the mounting plate at the tail part of the motor base instead of the end cover, so that the end cover can be directly disassembled when the interior of the motor is overhauled without disassembling the connecting device of the power supply cable;

2. the mining explosion-proof cable connector in the cable connecting device is divided into a plug and a socket, and the plug and the socket can be inserted together after being installed respectively, so that the disassembly and the assembly become more reliable and convenient.

Drawings

FIG. 1 is a front view of the cable connecting device for explosion-proof motor of the present invention;

fig. 2 is the utility model discloses cable junction device's for flame-proof type motor side view.

Reference numerals: 1. a motor base; 2. mounting a plate; 3. a base; 31. a chamber; 4. a cover plate; 5. an auxiliary junction box; 6. a mining explosion-proof cable connector; 61. a socket; 62. a plug; 7. a power supply cable; 8. an end cap; 91. a temperature measuring cable; 92. a cable of the heater; 93. and (4) a joint.

Detailed Description

The embodiment of the cable connecting device for the flameproof motor of the present invention is further described with reference to fig. 1 and 2.

In the description of the present invention, it should be noted that, for the orientation words, such as the terms "center", "lateral (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the orientation and the positional relationship are indicated based on the orientation or the positional relationship shown in the drawings, and the description is only for convenience of describing the present invention and simplifying the description, but not for indicating or implying that the device or the element referred to must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific protection scope of the present invention.

Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, the definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and "a plurality" or "a plurality" in the description of the invention means two or more unless a specific definition is explicitly provided.

The utility model provides a cable junction device for flame-proof type motor, includes motor frame 1, and the afterbody of motor frame 1 is provided with mounting panel 2, is provided with end cover 8 on the mounting panel 2, and end cover 8 passes through bolted connection with mounting panel 2, be provided with base 3 that has cavity 31 on the mounting panel 2, the through-hole has been seted up to the cavity 31 department that corresponds base 3 on the mounting panel 2, and base 3 keeps away from mounting panel 2 one side and is provided with apron 4, is provided with mining flame-proof type cable connector 6 on the base 3, and supply cable 7 passes in base 3's cavity 31 and mounting panel 2 through-hole enter the motor through mining flame-proof type cable.

A plane and a hole which are arranged with a base 3 are processed on an installation plate 2 at the tail part of the motor base 1, and the base 3 is arranged with the installation plate 2 on the motor base 1 through bolts; the base 3 is formed by welding a plurality of steel plates, so that the base 3 is in a cuboid shape with a

cavity

31, and 4 surfaces of the base are respectively provided with a mounting plane and a hole which are connected with the mounting plate 2, the cover plate 4, the mining explosion-proof cable connector 6 and the auxiliary junction box 5; the cover plate 4 is installed at the tail part of the base 3 through bolts and is finally assembled during installation so as to be convenient for better installing the power supply cable 7; the mining flame-proof type cable connector 6 is arranged at the bottom of the base 3, the mining flame-proof type cable connector 6 is composed of a plug 62 and a socket 61, a power supply cable 7 inside the motor is arranged on the socket 61, an external cable (a cable connected with a power supply) is arranged on the plug 62, after the plug 62 and the socket 61 are plugged, a circuit is conducted, and the plug 62 and the socket 61 are very convenient to install.

The defect that the terminal box must be detached firstly when the end cover 8 of the motor is detached can be avoided, the plug 62 and the socket 61 of the mining explosion-proof cable connector 6 are installed respectively and then are plugged together, and the socket 61 is installed with the motor in a factory, so that the motor can be installed on a cable more conveniently when being installed and operated on site, and the future detachment and inspection can be simpler.

In this embodiment, an auxiliary junction box 5 is preferably disposed on a side surface of the base 3, a temperature measuring cable 91 and a heater cable 92 are disposed in the auxiliary junction box 5, and the temperature measuring cable 91 and the heater cable 92 penetrate into the motor through the cavity 31 of the base 3 and the through hole of the mounting plate 2.

As shown in fig. 2, it is preferable in this embodiment that a connector 93 for connecting the temperature measuring cable 91 and the heater cable 92, respectively, is provided outside the auxiliary junction box 5, and the connector 93 is used for connecting with an external device and a power supply line.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a cable junction device for flame-proof type motor, includes the motor frame, its characterized in that: the tail of the motor base is provided with a mounting plate, an end cover is arranged on the mounting plate, the end cover is connected with the mounting plate through a bolt, a base with a cavity is arranged on the mounting plate, a through hole is formed in the position, corresponding to the cavity of the base, of the mounting plate, a cover plate is arranged on one side, away from the mounting plate, of the base, a mining explosion-proof cable connector is arranged on the base, and a power supply cable penetrates through the cavity of the base and the through hole of the mounting plate through the.

2. The cable connection device for the flameproof motor according to claim 1, characterized in that: and an auxiliary junction box is arranged on the side surface of the base.

3. The cable connection device for the flameproof motor according to claim 2, characterized in that: the auxiliary junction box is internally provided with a temperature measuring cable and a heater cable, and the temperature measuring cable and the heater cable penetrate into the motor through the cavity of the base and the through hole of the mounting plate.

4. The cable connection device for the flameproof motor according to claim 1, characterized in that: the mining explosion-proof cable connector comprises a plug and a socket, the socket is connected to a power supply cable, and the plug is connected to a power supply.

5. The cable connection device for the flameproof motor according to any of claims 1 to 4, characterized in that: the mounting plate is welded on the tail part of the motor base.

6. The cable connection device for the flameproof motor according to any of claims 1 to 4, characterized in that: the base is fixedly connected with the mounting plate through bolts, and the cover plate is fixedly connected with the base through bolts.