CN212182154U

CN212182154U - Motor starting capacitor

Info

Publication number: CN212182154U
Application number: CN202020533370.2U
Authority: CN
Inventors: 高国平
Original assignee: Ningguo Xinyue Electric Appliance Co Ltd
Current assignee: Ningguo Xinyue Electric Appliance Co Ltd
Priority date: 2020-04-13
Filing date: 2020-04-13
Publication date: 2020-12-18
Anticipated expiration: 2030-04-13

Abstract

The utility model relates to a motor start capacitor technical field just discloses a motor start capacitor, including capacitor body, be provided with the sliding seat on the capacitor body outer wall, and the sliding seat is connected with the movable groove, be provided with the second on the casing outer wall and connect the electrode, and be electric connection between second connection electrode and the first connection electrode. This motor start capacitor, connect through adopting movable groove and sliding seat between casing and capacitor body, buffer spring makes casing and capacitor body be connected, when the inside atmospheric pressure of heat dissipation cavity is too high, can compress buffer spring, thereby increase the area of heat dissipation cavity and play the cushioning effect, the downthehole piston of pressure release is under heat dissipation cavity pressure effect simultaneously, make and remove between piston and the pressure release hole, thereby compress extrusion spring and carry out the pressure release, when pressure sensor surpassed the limit value, the alarm can report to the police, improve overall structure stability.

Description

Motor starting capacitor

Technical Field

The utility model relates to a motor start capacitor technical field specifically is a motor start capacitor.

Background

A capacitor is generally referred to as a capacitor for short, and as the name implies, is an 'electric container', which is a device that contains electric charges. The capacitor is one of electronic elements widely used in electronic equipment, and is widely applied to aspects of blocking AC, coupling, bypassing, filtering, tuning loop, energy conversion, control and the like in a circuit. Capacitors are often used to efficiently transfer or transform electrical energy to improve its power factor.

Traditional condenser exterior structure can not effectual play the effect of shock attenuation bradyseism to the condenser when using, and traditional condenser outside is surrounded by the solid moreover, collides easily to the explosion takes place.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a motor start capacitor possesses the improvement condenser overall structure stability of being convenient for, prevents the advantage of explosion phenomenon, has solved traditional condenser exterior structure and can not effectually play the effect of shock attenuation bradyseism to the condenser when using, and traditional condenser outside is surrounded by the solid moreover, bumps easily to the problem of blasting takes place.

(II) technical scheme

For the purpose that realizes above-mentioned this motor start capacitor and improve work efficiency, the utility model provides a following technical scheme: a motor starting capacitor comprises a capacitor body, wherein a first connecting electrode is arranged on the capacitor body and is respectively and electrically connected with an electrode surface of a capacitor core, two first connecting electrodes of the capacitor core are respectively connected with a rupture disk and then connected to the electrode surface, the rupture disk is arranged in a heat storage container filled with a heat storage agent, a movable seat is arranged on the outer wall of the capacitor body and is connected with a movable groove, the movable groove is arranged on the inner wall of a shell, a second connecting electrode is arranged on the outer wall of the shell and is electrically connected with the first connecting electrodes, a heat dissipation cavity is arranged between one side of the shell connected with the first connecting electrodes of the capacitor body, a buffer spring is fixedly connected with the other side of the shell connected with the capacitor body, and a pressure relief seat is arranged on the shell, and the pressure relief seat is provided with a pressure relief hole, a piston is movably connected in the pressure relief hole, the piston is provided with an ejector rod, the other end of the ejector rod is connected with the movable plate, an extrusion spring is fixedly connected between the movable plate and the shell, a pressure sensor is arranged in the heat dissipation cavity, the outer wall of the shell is provided with an alarm, and the alarm is electrically connected with the pressure sensor.

Preferably, sliding connection is adopted between the movable seat and the movable groove, the connecting surface between the movable seat and the movable groove is of a smooth structure, and the connecting part between the movable seat and the movable groove is of a sealing structure.

Preferably, the buffer spring is fixed with the capacitor body and the shell through welding, and the buffer spring is perpendicular to the capacitor body and the shell.

Preferably, the aperture of the pressure relief hole is gradually reduced towards one side of the heat dissipation cavity, and the connecting surface between the pressure relief hole and the piston is of a smooth structure.

(III) advantageous effects

Compared with the prior art, the utility model provides a motor start capacitor possesses following beneficial effect: this motor start capacitor, connect through adopting movable groove and sliding seat between casing and capacitor body, buffer spring makes casing and capacitor body be connected, when the inside atmospheric pressure of heat dissipation cavity is too high, can compress buffer spring, thereby increase the area of heat dissipation cavity and play the cushioning effect, the downthehole piston of pressure release is under heat dissipation cavity pressure effect simultaneously, make and remove between piston and the pressure release hole, thereby compress extrusion spring and carry out the pressure release, when pressure sensor surpassed the limit value, the alarm can report to the police, improve overall structure stability.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the point A in FIG. 1 according to the present invention;

fig. 3 is a schematic view of the capacitor body and the housing according to the present invention.

In the figure: 1. a capacitor body; 2. a first connection electrode; 3. a rupture disk; 4. a movable seat; 5. a movable groove; 6. a housing; 7. a second connection electrode; 8. a heat dissipation cavity; 9. a buffer spring; 10. a pressure relief seat; 11. a pressure relief vent; 12. a piston; 13. a top rod; 14. a movable plate; 15. a compression spring; 16. a pressure sensor; 17. an alarm.

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.

Referring to fig. 1-3, the capacitor comprises a capacitor body 1, wherein a first connecting electrode 2 is disposed on the capacitor body 1, the first connecting electrode 2 is electrically connected to an electrode surface of a capacitor core, two first connecting electrodes 2 of the capacitor core are connected to a rupture disk 3 respectively and then connected to the electrode surface, the rupture disk 3 is disposed in a heat storage container filled with a heat storage agent, a movable seat 4 is disposed on an outer wall of the capacitor body 1, the movable seat 4 is connected to a movable groove 5, the movable seat 4 is slidably connected to the movable groove 5, a connecting surface between the movable seat 4 and the movable groove 5 is a smooth structure, a connecting portion between the movable seat 4 and the movable groove 5 is a sealing structure, which is beneficial for improving stability of the overall structure, the movable groove 5 is disposed on an inner wall of a housing 6, a second connecting electrode 7 is disposed on an outer wall of the housing 6, and the second connecting electrode 7 is electrically connected to the first connecting electrode 2, the shell 6 is provided with a heat dissipation cavity 8 between one side connected with the first connecting electrode 2 of the capacitor body 1, the shell 6 is provided with a buffer spring 9 fixedly connected with the other side of the capacitor body 1, the buffer spring 9 is fixed with the capacitor body 1 and the shell 6 by welding, the buffer spring 9 is vertical to the capacitor body 1 and the shell 6, the buffer spring 9 can increase the volume of the heat dissipation cavity 8 by compression under the condition of overlarge pressure of the heat dissipation cavity 8 so as to reduce the pressure, the shell 6 is provided with a pressure relief seat 10, the pressure relief seat 10 is provided with a pressure relief hole 11, the aperture of the pressure relief hole 11 is gradually reduced towards one side of the heat dissipation cavity 8, the connecting surface between the pressure relief hole 11 and the piston 12 is of a smooth structure, the pressure relief stability is ensured, the piston 12 is movably connected in the pressure relief hole 11, the piston 12 is provided with a mandril 13, and the, an extrusion spring 15 is fixedly connected between the movable plate 14 and the shell 6, a pressure sensor 16 is arranged in the heat dissipation cavity 8, an alarm 17 is installed on the outer wall of the shell 6, and the alarm 17 is electrically connected with the pressure sensor 16.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

When using, connect through adopting movable groove 5 and sliding seat 4 between casing 6 and capacitor body 1, buffer spring 9 makes casing 6 be connected with capacitor body 1, when 8 inside atmospheric pressure of heat dissipation cavity are too high, can compress buffer spring 9, thereby increase the area of heat dissipation cavity 8 and play the cushioning effect, simultaneously pressure release hole 11 internal piston 12 is under heat dissipation cavity pressure effect, make and remove between piston 12 and the pressure release hole 11, thereby compress extrusion spring 15 and carry out the pressure release, when pressure sensor 16 surpassed the limit value, alarm 17 can report to the police, improve overall structure stability.

To sum up, this motor start capacitor has reached and has been convenient for improve capacitor overall structure stability, prevents the advantage of explosion phenomenon, has solved traditional capacitor exterior structure and can not effectually play the effect of shock attenuation bradyseism to the condenser when using, and the traditional condenser outside is surrounded by the solid moreover, bumps easily to the problem of explosion has further satisfied people's user demand.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a motor starting capacitor, includes capacitor body (1), be provided with first connecting electrode (2) on capacitor body (1), first connecting electrode (2) respectively with an electrode face electric connection of capacitor core, reconnect to respectively after rupture disk (3) is connected in two first connecting electrode (2) of capacitor core the electrode face, rupture disk (3) set up in the heat accumulation container that is equipped with the heat accumulation agent, its characterized in that: the capacitor is characterized in that a movable seat (4) is arranged on the outer wall of the capacitor body (1), the movable seat (4) is connected with a movable groove (5), the movable groove (5) is arranged on the inner wall of a shell (6), a second connecting electrode (7) is arranged on the outer wall of the shell (6), the second connecting electrode (7) is electrically connected with a first connecting electrode (2), a heat dissipation cavity (8) is arranged between the shell (6) and one side connected with the first connecting electrode (2) of the capacitor body (1), a buffer spring (9) is fixedly connected with the shell (6) and the other side of the capacitor body (1), a pressure relief seat (10) is arranged on the shell (6), a pressure relief hole (11) is arranged on the pressure relief seat (10), a piston (12) is movably connected in the pressure relief hole (11), a mandril (13) is arranged on the piston (12), and the other end of the ejector rod (13) is connected with the movable plate (14), an extrusion spring (15) is fixedly connected between the movable plate (14) and the shell (6), a pressure sensor (16) is arranged in the heat dissipation cavity (8), an alarm (17) is installed on the outer wall of the shell (6), and the alarm (17) is electrically connected with the pressure sensor (16).

2. A motor start capacitor as set forth in claim 1 wherein: sliding connection is arranged between the movable seat (4) and the movable groove (5), the connecting surface between the movable seat (4) and the movable groove (5) is of a smooth structure, and the connecting part between the movable seat (4) and the movable groove (5) is of a sealing structure.

3. A motor start capacitor as set forth in claim 1 wherein: the buffer spring (9) is fixed with the capacitor body (1) and the shell (6) through welding, and the buffer spring (9) is vertical to the capacitor body (1) and the shell (6).

4. A motor start capacitor as set forth in claim 1 wherein: the hole diameter of the pressure relief hole (11) is gradually reduced towards one side of the heat dissipation cavity (8), and the connecting surface between the pressure relief hole (11) and the piston (12) is of a smooth structure.