CN211630005U - A fixing base for electric capacity among asynchronous machine - Google Patents

Abstract

The utility model provides a fixing base that is arranged in asynchronous machine electric capacity belongs to asynchronous machine accessory technical field. It has solved the not good problem of radiating effect among the current asynchronous machine. This a fixing base for electric capacity among asynchronous machine, this asynchronous machine includes the motor main part, electric capacity, the terminal box, and terminal box and motor main part looks fixed connection, motor main part is located terminal box department and is provided with the electric capacity seat that links firmly mutually and supply the electric capacity installation with the terminal box, the through-hole that sets up and run through the electric capacity seat along its length direction is seted up at the middle part of electric capacity seat terminal surface, the both ends of electric capacity seat all are provided with rather than dismantling the sealed lid of being connected mutually and being used for restricting the electric capacity position, set up the inside sunken and be used for the radiating ring channel of electric capacity of axial on the terminal surface of electric capacity seat, be provided with the. The utility model has the advantages of good heat dissipation effect.

Description

A fixing base for electric capacity among asynchronous machine

Technical Field

The utility model belongs to the technical field of asynchronous machine accessory, a fixing base that is arranged in asynchronous machine electric capacity is related to.

Background

The single-phase capacitor running asynchronous motor is characterized in that a stator winding is provided with a main winding and an auxiliary winding, a starting capacitor is connected in series in the starting winding, and the electric phase angle of the main winding and the auxiliary winding forms 90 degrees after the motor is electrified, so that a larger starting torque can be generated, a rotor is started to run, and the capacity of a capacitor running motor is generally less than 180W. The existing capacitor is generally arranged in a plastic box of a motor wiring, when the motor runs, heat generated by the capacitor in the plastic box is not easy to dissipate, and the capacitor is easy to damage due to overheating.

Disclosure of Invention

The utility model aims at providing a be convenient for the radiating fixing base of electric capacity of capacitor installation to the above-mentioned problem that exists among the prior art.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides a fixing base for electric capacity among asynchronous machine, this asynchronous machine includes motor main part, electric capacity, terminal box, and terminal box and motor main part looks fixed connection, its characterized in that, motor main part be located terminal box department be provided with the terminal box mutually link firmly and supply the electric capacity seat of capacitor installation, the middle part of electric capacity seat terminal surface set up along its length direction and run through the through-hole of electric capacity seat, the both ends of electric capacity seat all are provided with rather than dismantling the sealed lid of being connected and being used for restricting the electric capacity position mutually, one terminal surface of electric capacity seat on set up the inside sunken and be used for the radiating ring channel of electric capacity of axial, the ring channel in be provided with the radiating element who is used for improving the radiating effect.

In the fixing seat for the capacitor in the asynchronous motor, the sealing cover is detachably connected with the capacitor seat through threads.

In the fixing seat for the capacitor in the asynchronous motor, the peripheral wall a of the capacitor seat is provided with a plurality of first radiating strip holes which are arranged along the circumferential direction and enable the annular groove to be communicated with the through hole, and the capacitor seat is provided with a ventilating net sheet fixedly connected with the capacitor seat at a position corresponding to the first radiating strip holes.

In the fixing seat for the capacitor in the asynchronous motor, the peripheral wall B of the capacitor seat is provided with a plurality of second radiating strip holes which are arranged along the circumferential direction of the capacitor seat and enable the annular groove to be communicated with the outside of the capacitor seat, and the capacitor seat is provided with radiating fins which are detachably connected with the capacitor seat and used for improving the radiating effect at the positions corresponding to the second radiating strip holes.

In the above fixing seat for the capacitor in the asynchronous motor, the heat dissipation unit is composed of the cooling gel and a wrapping layer made of a high-elasticity PVC material for wrapping the cooling gel.

Compared with the prior art, this a fixing base for electric capacity among asynchronous machine has following advantage:

1. the capacitor seat is fixedly connected with the junction box and used for capacitor installation, a through hole which is arranged along the length direction of the capacitor seat and axially penetrates through the capacitor seat and is used for allowing a corresponding capacitor to axially slide into the capacitor seat is formed in the middle of one end face of the capacitor seat, the length of the capacitor is smaller than that of the through hole, sealing covers which are detachably connected with the two ends of the capacitor seat and used for limiting the position of the capacitor are arranged at the two ends of the capacitor seat, and due to the arrangement of the structure, the capacitor is arranged outside the junction box, so that the capacitor is prevented from radiating too fast, and meanwhile, the capacitor arranged outside;

2. the capacitor seat is provided with a capacitor seat, the capacitor seat is provided with a plurality of grooves, the grooves are axially inwards sunken and used for capacitor heat dissipation, and the grooves are coaxially arranged with the capacitor seat.

Drawings

Fig. 1 is a schematic structural diagram of a motor body in the fixing seat for the capacitor in the asynchronous motor.

Fig. 2 is a schematic perspective view of the fixing seat for the capacitor in the asynchronous motor.

Fig. 3 is a schematic sectional structural view of the assembled fixed seat in the fixed seat for the capacitor in the asynchronous motor.

In the figure, 1, a motor main body; 2. a junction box; 3. an electrical receptacle; 4. a through hole; 5. a sealing cover; 6. an annular groove; 7. a heat dissipation unit; 8. a first heat dissipation strip hole; 9. a breathable mesh sheet; 10. a second heat dissipation strip hole; 11. heat dissipation fins; 12. cooling the gel; 13. and (7) a wrapping layer.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1, 2 and 3, the fixing base for the capacitor in the asynchronous motor comprises a motor main body 1, a capacitor and a junction box 2, wherein the junction box 2 is fixedly connected with the motor main body 1, a capacitor base 3 which is fixedly connected with the junction box 2 and is used for capacitor installation is arranged at the position of the motor main body 1, which is positioned at the junction box 2, the capacitor base 3 and the junction box 2 can be fixedly connected by welding or splicing, a through hole 4 which is arranged along the length direction of the middle part of one end face of the capacitor base 3 and axially penetrates through the capacitor base 3 and is used for axially sliding the corresponding capacitor into the capacitor base, the length of the capacitor is smaller than that of the through hole 4, two ends of the capacitor base 3 are respectively provided with a sealing cover 5 which is detachably connected with the capacitor base and is used for limiting the position of the capacitor, one end face of the capacitor base 3 is provided with an annular groove, a heat radiation unit 7 for improving a heat radiation effect is provided in the annular groove 6.

In more detail, in order to facilitate the assembly and disassembly of the capacitor, the sealing cover 5 is detachably connected with the capacitor base 3 through threads, and the sealing cover 5 is provided with a lead hole through which a capacitor wire penetrates.

To put it more concretely, in order to improve the heat dissipation effect, a plurality of first heat dissipation strip holes 8 arranged along the circumferential direction of the circumferential wall a of the capacitor base 3 and enabling the annular groove 6 to be communicated with the through hole 4 are formed in the circumferential wall a of the capacitor base 3, a plurality of second heat dissipation strip holes 10 arranged along the circumferential direction of the circumferential wall B of the capacitor base 3 and enabling the annular groove 6 to be communicated with the outside of the capacitor base 3 are formed in the position of the capacitor base 3 corresponding to the first heat dissipation strip holes 8, the number of the second heat dissipation strip holes 10 is the same as that of the first heat dissipation strip holes 8, the second heat dissipation strip holes 10 are arranged in one-to-one correspondence with the corresponding first heat dissipation strip holes 8, heat dissipation fins 11 detachably connected with the capacitor base 3 and used for improving the heat dissipation effect are arranged in the positions of the capacitor base 3 corresponding to the second heat dissipation strip holes 10, the heat dissipation fins 11 are detachably connected with the capacitor base 3 through pin shafts, and the heat dissipation unit 7 is composed of cooling gel 12 and a wrapping .

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims (5)

1. A fixing seat for a capacitor in an asynchronous motor comprises a motor main body (1), the capacitor and a junction box (2), wherein the junction box (2) is fixedly connected with the motor main body (1), it is characterized in that a capacitor seat (3) which is fixedly connected with the junction box (2) and is provided with a capacitor is arranged at the junction box (2) of the motor main body (1), the middle part of one end face of the electric receptacle (3) is provided with a through hole (4) which is arranged along the length direction and penetrates through the electric receptacle (3), two ends of the capacitor seat (3) are respectively provided with a sealing cover (5) which is detachably connected with the capacitor seat and used for limiting the position of the capacitor, an annular groove (6) which is axially inwards sunken and used for capacitance heat dissipation is formed in one end face of the capacitor seat (3), and a heat dissipation unit (7) for improving the heat dissipation effect is arranged in the annular groove (6).

2. A holder for capacitors in asynchronous motors, according to claim 1, characterized in that the sealing cover (5) is screwed to the capacitor receptacle (3).

3. The fixing seat for the capacitor in the asynchronous motor according to claim 1, wherein a plurality of first heat dissipation strip holes (8) which are arranged along the circumferential direction of the fixing seat and enable the annular groove (6) to be communicated with the through hole (4) are formed in the circumferential wall A of the electric receptacle (3), and an air-permeable net piece (9) fixedly connected with the electric receptacle (3) is arranged at the position, corresponding to the first heat dissipation strip holes (8), of the electric receptacle (3).

4. The fixing base for the capacitor in the asynchronous motor is characterized in that a plurality of second radiating bar holes (10) which are arranged along the circumferential direction of the fixing base and enable the annular groove (6) to be communicated with the outside of the electric receptacle (3) are formed in the circumferential wall B of the electric receptacle (3), and radiating fins (11) which are detachably connected with the electric receptacle (3) and used for improving the radiating effect are arranged at the positions, corresponding to the second radiating bar holes (10), of the electric receptacle (3).

5. A holder for capacitors in asynchronous machines according to claim 1, characterized in that said heat dissipating unit (7) consists of a cooling gel (12) and a wrapping layer (13) made of high elastic PVC material for wrapping the cooling gel (12).

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