CN215009881U

CN215009881U - Junction box and motor

Info

Publication number: CN215009881U
Application number: CN202121437643.4U
Authority: CN
Inventors: 金灵华
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-26
Filing date: 2021-06-26
Publication date: 2021-12-03
Anticipated expiration: 2031-06-26

Abstract

The utility model relates to a junction box, including the junction box body, the junction box body includes lid and box body, and the box body is equipped with the capacitance box, and the capacitance box is equipped with the mounting groove, and the box body is equipped with the incoming line, and the box body is equipped with the holding tank, and the box wall that the box body deviates from the lid is equipped with the perforation, and the box body is equipped with the frame strip, and the capacitance box outer wall that the notch place of mounting groove deviates from having between the surface of box body with the frame strip and crossing the line interval, is equipped with the heat dissipation muscle on the lid. A motor comprises a junction box and a motor body, wherein the motor body is provided with a mounting plane, and the junction box is fixed on the mounting plane through bolts. By arranging the capacitor box and the mounting groove, the capacitor is not easily influenced by the temperature in the junction box, so that the capacitor can keep normal work; by arranging the convex frame, external water is not easy to enter the through hole; the capacitance box has better elasticity, and personnel can sticis fixed electric capacity through the cell wall of mounting groove, and is comparatively convenient.

Description

Junction box and motor

Technical Field

The application relates to the technical field of motor accessories, in particular to a junction box and a motor.

Background

The junction box is one of electrical accessories which play a role in protecting and connecting electric wires. The junction of the wires is typically a junction box.

The motors are also electrically connected by leading wires into the junction boxes arranged on the motors, and in order to improve the working efficiency of the motors, capacitors are arranged on some motors to improve the power factor of the motors.

To the correlation technique among the above-mentioned, because the general great and the electric capacity of the required electric capacity of motor easily receives the temperature influence, its capacitance value easily changes, and the terminal box is sealed, is difficult for dispelling the heat, and its inside temperature risees easily, easily causes the influence to the normal use of electric capacity, awaits urgent need to improve.

SUMMERY OF THE UTILITY MODEL

In order not to be difficult for causing the influence to electric capacity normal use, this application provides a terminal box and motor.

The application provides a terminal box adopts following technical scheme:

the utility model provides a junction box, includes the junction box body, the junction box body includes lid and box body, the circumference lateral wall of box body is equipped with the capacitance box, the capacitance box is equipped with the mounting groove that supplies electric capacity fixed mounting, the notch and the external intercommunication of mounting groove.

Through adopting above-mentioned technical scheme, through setting up the capacitance box for the interior electric capacity of capacitance box is difficult for influencing to the heat in the terminal box, makes electric capacity can normal use, and the notch of mounting groove can in time dispel the heat with the electric capacity in the external intercommunication mounting groove of being convenient for.

Preferably, the depth direction of the mounting groove is along the height direction of the box body, and the notch of the mounting groove faces the direction opposite to the box opening of the box body.

Through adopting above-mentioned technical scheme, because the box body is installed at the surface of motor, the notch of mounting groove is opposite with the box mouth orientation of box body for the notch of mounting groove is towards the motor, is blockked by the motor, and outside water and dust are difficult for getting into in the mounting groove.

Preferably, the surface of the box body deviating from the box cover is provided with a wire inlet for the capacitor lead to enter, and the wire inlet is communicated with the inner space of the box body.

Through adopting above-mentioned technical scheme, the setting of incoming line is convenient for insert the electric capacity lead wire on the binding post in the box body from the installation notch.

Preferably, the box body is provided with a containing groove for containing the electric wire, and the wire inlet is located on the inner side wall of the containing groove.

Through adopting above-mentioned technical scheme, personnel can be in electric capacity lead wire overlength, can put the holding tank with electric capacity lead wire coiling stopper.

Preferably, the box body deviates from the perforation that the interior electric wire of power supply machine penetrated on the surface of lid, the box body is equipped with protruding frame, protruding frame protrusion box body's surface, protruding frame surrounds the perforation, the surface that protruding frame deviates from the box body is used for pasting with the motor mutually.

Through adopting above-mentioned technical scheme, the setting of protruding frame can increase the pressure between the installation face on casing and the motor, makes outside water be difficult for getting wet the electric wire through gap between protruding frame and the motor in to the perforation.

Preferably, a wire passing distance is formed between the outer wall of the capacitance box where the notch of the mounting groove is located and the surface of the convex frame, which is away from the box body.

By adopting the technical scheme, the arrangement of the wire passing intervals can avoid the influence on the installation of the junction box caused by the fact that the capacitor lead is pressed by the capacitor box.

Preferably, the box cover is provided with heat dissipation ribs.

Through adopting above-mentioned technical scheme, the setting of heat dissipation muscle is convenient for this internal heat of terminal box to scatter and disappear to the air through the heat dissipation muscle.

Preferably, the box body and the capacitor box are integrally formed.

Through adopting above-mentioned technical scheme, box body and electric capacity box integrated into one piece make the combination between box body and the electric capacity box comparatively firm.

Preferably, the capacitor box is made of an elastic material.

Through adopting above-mentioned technical scheme, the cell wall of capacitance box and mounting groove has better elasticity, and the electric capacity that slightly is greater than the mounting groove size can pass through interference fit's mode clamp fastening to fix in the mounting groove, and is comparatively convenient.

The application also provides a motor adopting the following technical scheme.

The motor comprises a junction box and a motor body, wherein the motor body is provided with a mounting plane, and the junction box is fixed on the mounting plane through bolts.

In summary, the present application includes at least one of the following beneficial technical effects:

by arranging the capacitor box and the mounting groove, the capacitor is not easily influenced by the temperature in the junction box, so that the capacitor can keep normal work;

by arranging the convex frame, external water is not easy to enter the through hole;

the capacitance box has better elasticity, and personnel can sticis fixed electric capacity through the cell wall of mounting groove, and is comparatively convenient.

Drawings

Fig. 1 is a first perspective view of a junction box according to an embodiment of the present application.

Fig. 2 is a second perspective view of a junction box according to an embodiment of the present application.

Fig. 3 is a side view of a terminal block of an embodiment of the present application.

Fig. 4 is a perspective view of a motor according to an embodiment of the present application.

Description of reference numerals: 1. a junction box body; 11. a box cover; 12. a box body; 13. heat dissipation ribs; 14. a terminal; 15. a through hole; 16. perforating; 17. a convex frame; 18. a wire inlet; 19. accommodating grooves; 2. a capacitance box; 21. mounting grooves; 22. a concave arc groove; 23. a cross-line pitch; 3. a motor body; 31. and (7) installing a plane.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a junction box.

Referring to fig. 1 and 2, a junction box comprises a junction box body 1, wherein the junction box body 1 comprises a box cover 11 and a box body 12, a capacitance box 2 is fixedly connected to the box body 12, the capacitance box 2 is located on the circumferential side wall of the box body 12, and the capacitance box 2 and the box body 12 are made of elastic materials in the same material. In this example, PVC is used. The capacitor box 2 and the box body 12 are integrally formed through an injection mold.

The material of lid 11 is the steel, and lid 11 passes through bolt and 12 fixed connection of box body, and lid 11 deviates from many heat dissipation muscle 13 of fixed surface connection of box body 12, and the setting of heat dissipation muscle 13 has increased the area of contact of lid 11 with the air, and the quick heat dissipation of this terminal box of being convenient for.

Mounting groove 21 has been seted up to capacitance box 2, mounting groove 21 is used for supplying electric capacity fixed mounting, the notch and the external intercommunication of mounting groove 21, the notch width of mounting groove 21 slightly is less than the diameter of electric capacity, the both sides inner wall of the width direction of mounting groove 21 respectively is equipped with three concave arc groove 22, the concave arc groove 22 mutual symmetry of the both sides inner wall of the width direction of mounting groove 21, three concave arc groove 22 sets up along the length direction interval of mounting groove 21, concave arc groove 22's cell wall is used for pasting mutually with the lateral wall of electric capacity, it is spacing to electric capacity, get into mounting groove 21 back at electric capacity, mounting groove 21's inner wall is strutted by electric capacity, the outer wall of electric capacity is supported to the resilience of concave arc groove 22 inner wall on the mounting groove 21 both sides inner wall, fix electric capacity in mounting groove 21 sticis compressed.

In addition, the depth direction of the mounting groove 21 is along the height direction of the box body 12, the direction of the notch orientation of the mounting groove 21 is opposite to the direction of the box opening orientation of the box body 12, and after the terminal box is mounted, the mounting groove 21 faces the outer surface of the motor, so that water and dust can not easily enter the mounting groove 21.

In fig. 2, a terminal 14 for contacting an external power line is fixedly mounted on a side wall of the box body 12, a through hole 15 is formed in the terminal 14, and the through hole 15 penetrates through the inner space of the box body 12. The perforation 16 that the electric wire penetrated in the power supply machine was seted up on the surface that box body 12 deviates from lid 11, and perforation 16 runs through to 12 inner spaces of box body, and box body 12 deviates from the surperficial fixedly connected with protruding frame 17 of lid 11, and protruding frame 17 protrudes the surface of box body 12, and perforation 16 is located the circle that protruding frame 17 encloses, and the surface that protruding frame 17 deviates from box body 12 is used for pasting mutually with the motor. The contact area between the box body 12 and the surface of the motor is reduced by the arrangement of the convex blocks, the smaller the contact area under the same pressure is, the larger the pressure is, the better the sealing effect of the contact surface is, and therefore the water falling on the surface of the motor is not easy to enter the through hole 16 through the convex frame 17 and contact with the electric wire in the through hole 16.

The surface that box body 12 deviates from lid 11 offers the inlet 18 that supplies the electric capacity lead wire to get into, inlet 18 and the 12 inner space intercommunication of box body, the setting of inlet 18, be convenient for electric capacity lead wire get into in box body 12, holding tank 19 has still been offered on the surface that box body 12 deviates from lid 11, inlet 18 is located holding tank 19's inside wall, when electric capacity lead wire overlength, personnel can place in holding tank 19 through the electric capacity lead wire roll-up unnecessary, avoid the confusion of lead wire.

Referring to fig. 2 and 3, the height dimension of the convex frame 17 protruding the surface of the box body 12 is larger than the height dimension of the capacitor box 2 protruding the surface of the box body 12, so that a wire passing interval 23 is formed between the outer wall of the capacitor box 2 where the notch of the mounting groove 21 is located and the surface of the convex frame 17 departing from the box body 12, the size of the wire passing interval 23 is larger than the size of the capacitor lead, the wire passing interval 23 is used for providing a placing space for the capacitor lead, and after the junction box is mounted, the surface of the capacitor box 2 cannot be pressed onto the capacitor lead.

The implementation principle of the junction box in the embodiment of the application is as follows: through set up capacitance box 2 on 1 outer wall of terminal box body, make the difficult influence that receives the inside heat of terminal box of electric capacity and unusual appears, the orientation setting of 21 notches of mounting groove makes outside water dust be difficult for contacting with electric capacity simultaneously.

The embodiment of the application also discloses a motor.

Referring to fig. 4, a motor includes a motor body 3 and a terminal box, a mounting plane 31 is disposed on the top of the motor body 3, and the terminal box is fixedly connected to the mounting plane 31 through bolts so that the bottom wall of a convex frame 17 is pressed against the mounting plane 31.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a junction box, includes junction box body (1), junction box body (1) includes lid (11) and box body (12), its characterized in that: the capacitor box is characterized in that a capacitor box (2) is arranged on the circumferential side wall of the box body (12), a mounting groove (21) for fixedly mounting the capacitor is formed in the capacitor box (2), and a notch of the mounting groove (21) is communicated with the outside.

2. A junction box according to claim 1, wherein: the depth direction of the mounting groove (21) is along the height direction of the box body (12), and the notch of the mounting groove (21) faces the direction opposite to the box opening of the box body (12).

3. A junction box according to claim 1, wherein: the surface of the box body (12) departing from the box cover (11) is provided with a wire inlet (18) for a capacitor lead to enter, and the wire inlet (18) is communicated with the inner space of the box body (12).

4. A junction box according to claim 3, wherein: the box body (12) is provided with an accommodating groove (19) for accommodating electric wires, and the wire inlet (18) is located on the inner side wall of the accommodating groove (19).

5. A junction box according to claim 1, wherein: the utility model discloses a motor, including box body (12), box body (12) deviate from the lid (11) be equipped with perforation (16) that the electric wire penetrates in the power supply machine on the surface, box body (12) are equipped with protruding frame (17), the surface of protruding frame (17) protrusion box body (12), protruding frame (17) surround perforation (16), the surface that protruding frame (17) deviate from box body (12) is used for pasting with the motor mutually.

6. A junction box according to claim 5, wherein: and a wire passing interval (23) is arranged between the outer wall of the capacitance box (2) where the notch of the mounting groove (21) is positioned and the surface of the convex frame (17) departing from the box body (12).

7. A junction box according to claim 1, wherein: the box cover (11) is provided with heat dissipation ribs (13).

8. A junction box according to claim 1, wherein: the box body (12) and the capacitance box (2) are integrally formed.

9. A junction box according to claim 1, wherein: the capacitance box (2) is made of elastic materials.

10. An electric machine characterized by: comprising the terminal box of any one of claims 1 to 9, a motor body (3), the motor body (3) being provided with a mounting plane (31), the terminal box being fixed to the mounting plane (31) by means of bolts.