CN211429066U

CN211429066U - Motor junction box

Info

Publication number: CN211429066U
Application number: CN201922104885.0U
Authority: CN
Inventors: 王乐天; 王文仁
Original assignee: Hangzhou Zoerda Power Equipment Co ltd
Current assignee: Hangzhou Zoerda Power Equipment Co ltd
Priority date: 2019-11-29
Filing date: 2019-11-29
Publication date: 2020-09-04
Anticipated expiration: 2029-11-29

Abstract

The utility model provides a motor junction box. The wiring box comprises a wiring box shell, ventilation holes are formed in two sides of the wiring box shell, an access door is hinged to one side of the front of the wiring box shell, a bolt is arranged on one side of the access door, a jack matched with the bolt for installation is installed on the other side of the wiring box shell, sliding rails are fixedly welded on the inner walls of two sides of the inside of the wiring box shell, sliding sleeves are movably sleeved on the sliding rails, a bearing plate is fixedly welded on the inner side face of each sliding sleeve, and wiring elements are fixedly arranged on the upper surface of the bearing plate. The utility model provides a motor junction box when overhauing the wiring component, can be earlier through taking out the bolt from the jack to conveniently open the access door, after the access door is opened, make the loading board pull out from the junction box casing through the pulling handle, let the wiring component present before the maintainer, make things convenient for the maintenance of maintainer, the time of having practiced thrift greatly, improved efficiency.

Description

Motor junction box

Technical Field

The utility model relates to a motor device field especially relates to a motor junction box.

Background

In the terminal box of a conventional electric machine, there are six terminals, i.e., the respective heads and tails of the three-phase windings. Used for changing the wiring mode and leading-out of the winding. The motor junction box is used as a transition protection device for connecting the main power supply of the motor with the motor, and the safety of the motor junction box under various operating conditions is very important. Under the condition of failure, the junction box can be exploded accidentally, personal safety of peripheral workers is injured, and the junction box can be damaged.

Therefore, the junction box should be overhauled regularly, and the existing junction box is not fast and convenient to overhaul.

Therefore, it is necessary to provide a motor junction box to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a motor junction box has solved consequently and should regularly overhaul the terminal box, and at present to the maintenance of terminal box swift convenient problem inadequately.

For solving the technical problem, the utility model provides a pair of motor junction box, including the terminal box casing, the ventilation hole has been seted up to the both sides of terminal box casing, the place ahead one side of terminal box casing articulates there is the access door, one side of access door is provided with the bolt to the jack that matches the installation with the bolt is installed to the opposite side in terminal box casing the place ahead, the equal fixed welding of inside both sides inner wall of terminal box casing has the slide rail, the sliding sleeve has been cup jointed in the activity on the slide rail to the fixed welding of medial surface of sliding sleeve has the loading board, the last fixed surface of loading board is provided with the wiring component to the fixed welding of the front side.

Preferably, the junction box further comprises a rectangular casing, the junction box casing is arranged inside the rectangular casing, and the lower end face of the junction box casing is fixedly welded with the inner wall of the bottom face of the rectangular casing through a plurality of damping springs.

Preferably, the inner side of the rectangular casing is fixedly welded with a vertical sliding rail, two sides of the surface of the junction box casing are fixedly welded with vertical sliding sleeves, and the vertical sliding sleeves are movably sleeved on the vertical sliding rail.

Preferably, the damping springs are four and are respectively arranged at the intersection of four corners of the lower surface of the junction box shell.

Preferably, the handle is arranged in the middle of the front end face of the bearing plate.

Preferably, the upper part and the lower part of one side of the bolt are rotatably hinged with the access door through hinges, and a rubber strip is attached to the edge of the access door.

Compared with the prior art, the utility model provides a motor terminal box has following beneficial effect:

the utility model provides a motor junction box when overhauing the wiring component, can be earlier through taking out the bolt from the jack to conveniently open the access door, after the access door is opened, make the loading board pull out from the junction box casing through the pulling handle, let the wiring component present before the maintainer, make things convenient for the maintenance of maintainer, the time of having practiced thrift greatly, improved efficiency.

The utility model provides a motor junction box, the lower terminal surface of terminal box casing is through a plurality of fixed weldings with the bottom surface inner wall of damping spring and rectangle cover shell, and damping spring can provide very good shock attenuation effect for the terminal box casing, avoids the terminal element to lead to its damage because of the motor vibrations.

Drawings

Fig. 1 is a schematic structural diagram of a preferred embodiment of a motor junction box according to the present invention;

FIG. 2 is an enlarged view of the area A of FIG. 1;

fig. 3 is a schematic view of fig. 1 in the direction B.

Reference numbers in the figures: 1. junction box casing, 2, ventilation hole, 3, access door, 4, bolt, 5, jack, 6, slide rail, 7, sliding sleeve, 8, loading board, 9, terminal element, 10, handle, 11, rectangle cover shell, 12, damping spring, 13, vertical slide rail, 14, vertical sliding sleeve.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1, fig. 2 and fig. 3 in combination, wherein fig. 1 is a schematic structural diagram of a preferred embodiment of a motor junction box according to the present invention; FIG. 2 is an enlarged view of the area A of FIG. 1; fig. 3 is a schematic view of fig. 1 in the direction B. The utility model provides a pair of motor junction box, including terminal box casing 1, ventilation hole 2 has been seted up to terminal box casing 1's both sides, place ahead one side of terminal box casing 1 articulates there is access door 3, one side of access door 3 is provided with bolt 4, and the jack 5 of installation is matchd with bolt 4 to the opposite side in terminal box casing 1 the place ahead is installed, the equal fixed welding of inside both sides inner wall of terminal box casing 1 has slide rail 6, sliding sleeve 7 has been cup jointed in the activity on slide rail 6, and the fixed welding of medial surface of sliding sleeve 7 has loading board 8, the last fixed surface of loading board 8 is provided with wiring component 9, and the fixed welding of the front side terminal surface of loading.

Still include rectangle cover 11, terminal box casing 1 sets up inside rectangle cover 11, and the lower terminal surface of terminal box casing 1 is through a plurality of with damping spring 12 and the fixed welding of the bottom surface inner wall of rectangle cover 11, and damping spring 12 can provide very good shock attenuation effect for terminal box casing 1, avoids wiring element 9 to lead to its damage because of motor vibrations.

The inboard fixed welding of rectangle cover 11 has vertical slide rail 13, and the fixed welding in surface both sides of terminal box casing 1 has vertical sliding sleeve 14 to on vertical slide rail 13 was located to vertical sliding sleeve 14 movable sleeve, can play the limiting displacement to terminal box casing 1, prevent that terminal box casing 1 from rocking.

Damping spring 12 is provided with four to four damping spring 12 set up respectively in the lower surface four corners intersection of terminal box casing 1, set up damping spring 12 and can make the support more stable in the lower surface four corners intersection of terminal box casing 1.

The handle 10 is disposed at a central position of the front end surface of the bearing plate 8, so that the bearing plate 8 can be smoothly pulled out of the junction box housing 1 when being pulled or pushed by the handle 10.

The hinge is passed through to one side upper and lower place of bolt 4 and is rotatable articulated with access door 3 to the edgewise laminating of access door 3 is provided with the rubber strip, and the rubber strip can make access door 3 have the effect of buffering protection when closing.

The utility model provides a working principle of motor terminal box as follows:

when the wiring element 9 is overhauled, the plug pin 4 can be taken out from the jack 5 firstly, so that the access door 3 is convenient to open, after the access door 3 is opened, the bearing plate 8 is pulled out from the junction box shell 1 by pulling the handle 10, so that the wiring element 9 is presented to an overhauler, the overhaul of the overhauler is convenient, the time is greatly saved, the efficiency is improved, the junction box shell 1 is arranged in the rectangular casing 11, the lower end face of the junction box shell 1 is fixedly welded with the inner wall of the bottom face of the rectangular casing 11 through a plurality of damping springs 12, the damping springs 12 can provide a good damping effect for the junction box shell 1, the wiring element 9 is prevented from being damaged due to the vibration of a motor, the vertical slide rails 13 are fixedly welded on the inner side of the rectangular casing 11, the vertical slide sleeves 14 are fixedly welded on the two sides of the surface of the junction box shell 1, and the, can play the limiting displacement to terminal box casing 1, prevent that terminal box casing 1 from rocking.

the utility model provides a motor junction box when overhauing wiring element 9, can be earlier through taking out bolt 4 from jack 5 to conveniently open access door 3, after access door 3 opened, make loading board 8 pull out from junction box casing 1 through pulling handle 10, let wiring element 9 present before the maintainer, make things convenient for the maintainer's maintenance, the time of having practiced thrift greatly, improved efficiency.

The utility model provides a motor junction box, terminal box casing 1's lower terminal surface is through a plurality of bottom surface inner wall fixed welding with damping spring 12 and rectangle cover shell 11, and damping spring 12 can provide very good shock attenuation effect for terminal box casing 1, avoids wiring element 9 to lead to its damage because of the motor vibrations.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. A motor junction box comprising a junction box housing (1), characterized in that: vent hole (2) have been seted up to the both sides of terminal box casing (1), the place ahead one side of terminal box casing (1) articulates there is access door (3), one side of access door (3) is provided with bolt (4) to jack (5) of installation are installed with bolt (4) matching to the opposite side in terminal box casing (1) the place ahead, the equal fixed welding of inside both sides inner wall of terminal box casing (1) has slide rail (6), slide rail (6) go up the activity and have cup jointed sliding sleeve (7) to the fixed welding of medial surface of sliding sleeve (7) has loading board (8), the last fixed surface of loading board (8) is provided with wiring component (9) to the fixed welding of the front side end face of loading board (8) has handle (10).

2. The motor junction box according to claim 1, further comprising a rectangular casing (11), wherein the junction box housing (1) is disposed inside the rectangular casing (11), and the lower end surface of the junction box housing (1) is fixedly welded to the inner wall of the bottom surface of the rectangular casing (11) through a plurality of damping springs (12).

3. The motor junction box according to claim 2, wherein vertical sliding rails (13) are fixedly welded on the inner side of the rectangular casing (11), vertical sliding sleeves (14) are fixedly welded on two sides of the surface of the junction box shell (1), and the vertical sliding sleeves (14) are movably sleeved on the vertical sliding rails (13).

4. The motor junction box according to claim 3, characterized in that the damping springs (12) are provided in four, and four damping springs (12) are respectively provided at four corner junctions of the lower surface of the junction box housing (1).

5. The motor junction box according to claim 4, characterized in that the handle (10) is arranged in a central position of the front side end face of the carrier plate (8).

6. The motor junction box of claim 1, wherein the upper and lower sides of one side of the bolt (4) are rotatably hinged with the access door (3) through a hinge, and a rubber strip is attached to the edge of the access door (3).