CN221239515U - Direct current supports film capacitor - Google Patents

Abstract

The utility model relates to the technical field of capacitors, in particular to a direct-current support film capacitor, which can drive two movable rods to mutually approach by pinching a pinching block so as to squeeze a spring, at the moment, the movable rods drive two clamping blocks to mutually approach, an inserting rod is inserted into an input end, the inserting block is inserted into a slot, the pinching block is loosened, and the clamping blocks are driven to rebound under the rebound of the spring, so that the clamping blocks rebound into a clamping groove, the inserting rod is limited, and the inserting rod is convenient to install and detach, so that the replacement of a capacitor body is facilitated, and the practicability is improved.

Description

Direct current supports film capacitor

Technical Field

The utility model relates to the technical field of capacitors, in particular to a direct-current support film capacitor.

Background

The DC supporting capacitor mainly adopts a polypropylene film medium DC supporting capacitor at present, and has the advantages of high voltage resistance, high current resistance, low impedance, low inductance, small capacity loss, small leakage current, good temperature performance, high charging and discharging speed, long service life, good safety and explosion-proof stability, convenient installation of non-polarity (no positive and negative electrodes of a polarity power supply) and the like.

When the direct-current support capacitor is installed, the lead is welded on the circuit board generally, and in the later period, if the capacitor main body breaks down and needs to be replaced, the lead and the welding part of the circuit board are required to be separated and can be replaced, so that the direct-current support film capacitor convenient to install is inconvenient, and the replacement efficiency of the capacitor main body during the fault is improved.

In view of the above, we propose a dc-supported thin film capacitor to solve the above problems.

Disclosure of utility model

The technical problem to be solved by the utility model is to overcome the technical defects and provide the direct-current support film capacitor.

In order to solve the technical problems, the technical scheme provided by the utility model is as follows:

A dc-supported thin film capacitor comprising: the capacitor body, capacitor body top and bottom are equipped with output and input respectively, a serial communication port, can dismantle in the input and be equipped with the inserted bar, inserted bar one end is equipped with the wire body, the inside cavity that is of inserted bar sets up, be equipped with the fixed plate in the inserted bar, fixed plate one end articulates and is equipped with the movable rod, the movable rod is the symmetry setting, and is equipped with the spring between two movable rods, the input inside wall is equipped with the draw-in groove, the movable rod outer wall is equipped with the fixture block with draw-in groove looks adaptation.

Furthermore, a slot is arranged at the top end of the inserted link, a pinching block is arranged at the top end of the movable link, and the pinching block is positioned in the slot.

Furthermore, a slot is arranged in the input end, and an inserting block matched with the slot is arranged at one end of the inserting rod.

Further, the clamping blocks are arranged in a triangular shape.

Further, the two-by-two symmetry of condenser body outer wall is equipped with the mounting panel, be equipped with the mounting hole in the mounting panel.

Compared with the prior art, the utility model has the advantages that:

The pinch block can be pinched to drive two movable rods to be close to each other through pinching to the extrusion spring, the movable rod drives two fixture blocks to be close to each other at this moment, inserts the inserted bar into the input, makes the inserted bar insert in the slot, loosens to pinch the block, under the cooperation of spring bounce, drives the fixture block bounce-back, thereby makes the fixture block bounce-back to in the draw-in groove, spacing the inserted bar, is convenient for install and dismantle the inserted bar, thereby the change of the condenser body of being convenient for, the practicality has promoted.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a schematic view of the internal structure of the present utility model.

FIG. 3 is an enlarged schematic view of the structure of the portion A of the present utility model.

Fig. 4 is an enlarged schematic view of the B-section structure of the present utility model.

As shown in the figure: 1. a capacitor body; 2. an output end; 3. an input end; 4. a rod; 5. a wire body; 6. a fixing plate; 7. a movable rod; 8. a spring; 9. a clamping groove; 10. a clamping block; 11. slotting; 12. kneading blocks; 13. a slot; 14. inserting blocks; 15. a mounting plate; 16. and (5) mounting holes.

Detailed Description

Specific embodiments of the present utility model will be further described below with reference to the accompanying drawings. Wherein like parts are designated by like reference numerals.

In the description of the present utility model, it should be understood that the terms "center," "lateral," "upper," "lower," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more. In addition, the term "include" and any variations thereof are intended to cover a non-exclusive inclusion.

A dc-supported thin film capacitor, as shown in figures 1-2, comprising: the capacitor comprises a capacitor body 1, wherein mounting plates 15 are symmetrically arranged on the outer wall of the capacitor body 1 in pairs, mounting holes 16 are formed in the mounting plates 15, and the capacitor body 1 is conveniently mounted on a circuit board by matching the mounting plates 15 with the mounting holes 16; the capacitor is characterized in that, as shown in figure 3, an inserting rod 4 is detachably arranged in the input end 3, one end of the inserting rod 4 is provided with a lead body 5, the inside of the inserting rod 4 is hollow, a fixed plate 6 is arranged in the inserting rod 4, one end of the fixed plate 6 is hinged with a movable rod 7, the movable rods 7 are symmetrically arranged, a spring 8 is arranged between the two movable rods 7, a clamping groove 9 is arranged on the inner side wall of the input end 3, a clamping block 10 matched with the clamping groove 9 is arranged on the outer wall of the movable rod 7, and the clamping block 10 is triangular; as shown in fig. 4, a slot 11 is formed in the top end of the inserted link 4, a pinching block 12 is formed in the top end of the movable link 7, and the pinching block 12 is positioned in the slot 11; the input end 3 is internally provided with a slot 13, and one end of the inserted link 4 is provided with an inserted block 14 matched with the slot 13.

When the utility model is specifically used, the lead body 5 is welded on a circuit board, the pinching block 12 is pinched to enable the two movable rods 7 to be close to each other, so that the spring 8 is extruded, at the moment, the movable rods 7 drive the two clamping blocks 10 to be close to each other, the inserting rod 4 is inserted into the input end 3, the inserting block 14 is inserted into the slot 13, the pinching block 12 is loosened, under the rebound fit of the spring 8, the clamping blocks 10 are driven to rebound, the clamping block 10 is enabled to rebound into the clamping slot 9, the inserting rod 4 is limited, then the mounting plate 15 is fixed on the surface of the circuit board by adopting a screw matched with the mounting hole 16, so that the direct current support capacitor is mounted on the surface of the circuit board, when the capacitor body 1 needs to be replaced, the pinching block 12 enables the two movable rods 7 to be close to each other, at the moment, the movable rods 7 drive the two clamping blocks 10 to be close to each other, the clamping blocks 10 are separated from the clamping slot 9, the inserting rod 4 is extracted from the input end 3, the inserting block 14 is separated from the slot 13, and the inserting rod 4 is extracted from the input end 3, and the replacement efficiency is improved.

The utility model and its embodiments have been described above with no limitation, and only some, but not all embodiments of the utility model are shown in the detailed description, with the true construction not being limited thereto. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.

Claims (5)

1. A dc-supported thin film capacitor comprising: capacitor body (1), capacitor body (1) top and bottom are equipped with output (2) and input (3) respectively, a serial communication port, can dismantle in input (3) and be equipped with inserted bar (4), inserted bar (4) one end is equipped with wire body (5), inside cavity setting that is of inserted bar (4), be equipped with fixed plate (6) in inserted bar (4), fixed plate (6) one end articulates and is equipped with movable rod (7), movable rod (7) are the symmetry setting, and are equipped with spring (8) between two movable rods (7), input (3) inside wall is equipped with draw-in groove (9), movable rod (7) outer wall is equipped with fixture block (10) with draw-in groove (9) looks adaptation.

2. The direct current support film capacitor according to claim 1, wherein a slot (11) is formed in the top end of the inserted link (4), a pinching block (12) is formed in the top end of the movable link (7), and the pinching block (12) is located in the slot (11).

3. A direct current support film capacitor according to claim 1, characterized in that the input end (3) is provided with a slot (13), and one end of the inserting rod (4) is provided with an inserting block (14) adapted to the slot (13).

4. A dc supporting film capacitor according to claim 1, wherein the clamping blocks (10) are arranged in a triangle.

5. The direct current support film capacitor according to claim 1, wherein the outer walls of the capacitor body (1) are symmetrically provided with mounting plates (15) in pairs, and mounting holes (16) are formed in the mounting plates (15).