CN220106270U - Direct-current support film capacitor with pin protection structure - Google Patents

Abstract

The utility model discloses a direct current support film capacitor with a pin protection structure, which comprises a packaging shell, wherein connecting terminals are arranged at two ends of an electrode assembly, through holes are formed in the connecting terminals, protection structures are arranged at two sides of the packaging shell, the protection structures comprise a fixed cover and a protection cover, the protection cover is movably inserted into the fixed cover, an assembly port capable of being in butt joint with the through holes is formed in the protection cover, a bottom plate is fixed at the bottom of the packaging shell, a radiator is movably sleeved outside the packaging shell, and the bottom end of the radiator is connected with the bottom plate through a quick-dismantling piece. According to the utility model, the fixing cover, the protective cover and the assembly port are arranged, so that the connecting circuit is convenient to connect, effective protection can be provided for the wiring terminals, and the wiring terminals which need to be used can be operated pertinently by arranging the protective structure which corresponds to the wiring terminals one by one, so that the protection function of other wiring terminals which do not need to be used is not influenced.

Description

Direct-current support film capacitor with pin protection structure

Technical Field

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

Background

The utility model effectively protects pins at two sides by arranging a protective cover, and effectively avoids the influence on the service life of the film capacitor caused by damage to the exposed pins caused by external force in the transportation or use process. For this purpose, we propose a dc supporting thin film capacitor with a pin protection structure.

Disclosure of Invention

In order to solve the above problems, the present utility model provides a dc supporting film capacitor with a pin protection structure.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a direct current supports film capacitor with pin protection architecture, is equipped with parallelly connected electrode assembly's encapsulation shell including in, electrode assembly both ends all are equipped with the binding post that wears out encapsulation shell, binding post passes through seal assembly and is connected with encapsulation shell, be equipped with the through-hole on the binding post, encapsulation shell both sides are equipped with the protective structure with binding post one-to-one, protective structure is including the fixed cover and the protection casing that are located the binding post outside, the protection casing activity is inserted and is located and keep away from encapsulation shell one end in the fixed cover, and is equipped with the assembly mouth that can dock with the through-hole on the protection casing, encapsulation shell bottom is fixed with the bottom plate, encapsulation shell outer movable sleeve is equipped with the radiator, the radiator bottom is connected with the bottom plate through quick detach piece.

In the scheme, the front side and the rear side of the fixed cover are provided with the moving ports matched with the protective cover, and a limiting plate is vertically fixed at one end of the protective cover, which is close to the packaging shell.

In the above scheme, the limiting plate is kept away from encapsulation shell one side and is fixed with the spliced pole, fixed cover outside is fixed with and inserts a post complex spacing section of thick bamboo.

In the above scheme, the radiator comprises a heat conducting jacket, and a plurality of radiating fins are arranged on the outer side surface of the heat conducting jacket.

In the above scheme, the quick release piece includes the mobile jib of both ends kickup, the bottom plate bottom is equipped with the spacing recess with the mobile jib adaptation, the mobile jib both ends are equipped with spacing sleeve, the heat conduction presss from both sides the cover tip and is equipped with the jack that agrees with spacing sleeve, jack one end internally connected has the movable rod is kept away from to spacing sleeve, the movable rod other end is fixed with the mobile jib, and the cover is equipped with both ends respectively with mobile jib, spacing sleeve end fixed spring on the movable rod.

The utility model has the advantages and beneficial effects that: through setting up fixed cover, the protection casing, the assembly mouth, through setting up the assembly mouth on the protection casing, make binding post's through-hole can be bare from the assembly mouth, so that pass the protection casing with the circuit and be connected with binding post, through fixing the fixed cover on the encapsulation shell, set up the protection casing activity in the fixed cover again, only need side-to-side sliding, make the assembly mouth on the protection casing dock with the through-hole on the binding post, can accomplish the wiring of condenser, need not to open the naked binding post of protection casing whole completely, not only be convenient for connect the circuit, can also provide effective protection for binding post, improve the practicality, through setting up the protective structure with binding post one-to-one, can pertinently operate the binding post that needs to use, do not influence the protect function to other binding post that need not use, through setting up quick detach piece, the radiator, utilize the radiator, improve the heat dissipation of this utility model, utilize quick detach piece, make and dismantle between radiator and the encapsulation shell, so as to inspect the encapsulation shell inner structure, convenient to use.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.

Fig. 1 is a schematic structural diagram of a dc supporting thin film capacitor with a pin protection structure according to the present utility model;

fig. 2 is a schematic diagram of a specific structure of a protection structure of a dc supporting thin film capacitor with a pin protection structure according to the present utility model;

fig. 3 is a schematic diagram of an assembly structure of a quick-release component of a dc-link film capacitor with a pin protection structure according to the present utility model.

In the figure: the packaging shell 1, the sealing assembly 2, the wiring terminal 3, the through hole 4, the protection structure 5, the fixed cover 51, the moving opening 52, the protective cover 53, the limiting plate 54, the assembly opening 55, the radiator 6, the heat conducting jacket 61, the radiating fins 62, the bottom plate 7, the limiting cylinder 8, the quick-dismantling part 9, the main rod 91, the limiting sleeve 92, the movable rod 93, the spring 94, the jack 10, the limiting groove 11 and the plug 12.

Detailed Description

The following describes the embodiments of the present utility model further with reference to the drawings and examples. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and are not intended to limit the scope of the present utility model.

Referring to fig. 1-3, the present utility model provides a technical solution: the direct current supporting film capacitor with pin protection structure comprises a packaging shell 1 internally provided with electrode assemblies connected in parallel, wherein both ends of the electrode assemblies are respectively provided with a wiring terminal 3 penetrating out of the packaging shell 1, the capacitance of the electrode assemblies is increased by arranging the electrode assemblies in parallel in the packaging shell 1, and the wiring terminal 3 is connected with the packaging shell 1 through a sealing assembly 2 by being convenient for operators to freely select and connect to realize the use of various different capacitances through the arrangement of different positions of the wiring terminal 3, the sealing assembly 2 is utilized to improve the sealing performance of the packaging shell 1, through holes 4 are arranged on the wiring terminal 3 and are used for connecting lines, and the two sides of the packaging shell 1 are provided with protection structures 5 corresponding to the wiring terminals 3 one by one;

specifically, by arranging the protection structures 5 in one-to-one correspondence with the connection terminals 3, the connection terminals 3 which need to be used can be operated pertinently, and the protection function of other connection terminals 3 which do not need to be used is not affected.

The protection structure 5 comprises a fixed cover 51 and a protection cover 53 which are positioned at the outer side of the wiring terminal 3, the fixed cover 51 is fixed on the outer wall of the packaging shell 1, the protection cover 53 is movably inserted into one end, far away from the packaging shell 1, of the fixed cover 51, an assembly opening 55 which can be in butt joint with the through hole 4 is arranged on the protection cover 53, and the assembly opening 55 is larger than the through hole 4 so as to completely expose the through hole 4;

further, the front and rear sides of the fixed cover 51 are provided with moving ports 52 matched with the protective cover 53 so as to enable the protective cover 53 to move left and right in the fixed cover 51, and a limiting plate 54 is vertically fixed at one end of the protective cover 53 close to the packaging shell 1 and used for preventing the protective cover 53 from being separated from the fixed cover 51 to play a limiting role;

further, the side of the limiting plate 54 far away from the package housing 1 is horizontally fixed with the inserting column 12, the outside of the fixed cover 51 is fixed with the limiting cylinder 8 matched with the inserting column 12, one end of the opening of the limiting cylinder 8 faces the limiting plate 54, the fixed cover 51 is provided with a connecting hole coaxial with the limiting cylinder 8, the connecting hole is matched with the inserting column 12, the inserting column 12 is inserted into the limiting cylinder 8 through the connecting hole, the contact area is increased, the friction force is increased, the position of the protective cover 53 is locked, and the protective cover 53 is prevented from affecting the stability of a circuit;

specifically, through setting up fixed cover 51, protection casing 53, assembly mouth 55, through setting up assembly mouth 55 on protection casing 53, make binding post 3's through-hole can be bare from assembly mouth 55, so that pass protection casing 53 and binding post 3 with the circuit and be connected, through being fixed in on the encapsulation shell 1 with fixed cover 51, again set up protection casing 53 activity in fixed cover 51, only need side-to-side slip, make the assembly mouth 55 on the protection casing 53 dock with binding post 3 on through-hole 4, can accomplish the wiring of condenser, need not to open the naked binding post 3 of protection casing 53 wholly completely, the connecting wire of being convenient for not only, can also provide effective protection for binding post 3, and the practicality is improved.

A bottom plate 7 is fixed at the bottom of the packaging shell 1, and a radiator 6 is movably sleeved outside the packaging shell 1;

further, the heat sink 6 includes a heat conducting jacket 61, the heat conducting jacket 61 is inverted U-shaped, and is inversely buckled on the package housing 1, a plurality of heat dissipation fins 62 are arranged on the outer side surface of the heat conducting jacket 61, and the heat dissipation fins 62 are welded with the heat conducting jacket 61;

the bottom end of the radiator 6 is connected with the bottom plate 7 through a quick release piece 9;

further, the quick release member 9 includes a main rod 91 with two ends bent upwards, a limit groove 11 adapted to the main rod 91 is provided at the bottom of the bottom plate 7, limit sleeves 92 are provided at two ends of the main rod 91, an insertion hole 10 engaged with the limit sleeve 92 is provided at the end of the heat conducting jacket 61, a movable rod 93 is connected to the end of the limit sleeve 92 far away from the insertion hole 10, the other end of the movable rod 93 is fixed to the main rod 91, and a spring 94 with two ends fixed to the main rod 91 and the end of the limit sleeve 92 is sleeved on the movable rod 93; the depth of the limit groove 11 is larger than the height of the main rod 91, the main rod 91 is inserted into the limit groove 11 in an upward posture, then the main rod 91 is turned up and down in the limit groove 11, the main rod 91 is positioned below the limit sleeve 92, the position of the limit sleeve 92 corresponds to the jack 10 at the moment, then the limit sleeve 92 is moved to the side far away from the heat conducting jacket 61, the movable rod 93 enters the limit sleeve 92, the whole length is compressed, the limit sleeve 92 is aligned to the jack 10, at the moment, the hand is loosened, the limit sleeve 92 is reset and enters the jack 10 by utilizing the elasticity of the spring 94, so that the radiator 6 and the packaging shell 1 are locked, and when the radiator 6 tries to slide upwards and separate from the packaging shell 1, the connection relation between the limit sleeve 92 and the jack 10 can limit the movement of the radiator 6, so that the radiator 6 cannot separate from the packaging shell 1, and the connection stability is improved;

specifically, through setting up quick release 9, radiator 6, utilize radiator 6, improve the thermal diffusivity of this utility model, utilize quick release 9, make between radiator 6 and the encapsulation shell 1 detachable to inspect encapsulation shell 1 inner structure, convenient to use.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims (5)

1. The utility model provides a direct current supports film capacitor with pin protection architecture, is including interior encapsulation shell (1) that is equipped with parallelly connected electrode assembly, its characterized in that, electrode assembly both ends all are equipped with binding post (3) of wearing out encapsulation shell (1), binding post (3) are connected with encapsulation shell (1) through seal assembly (2), be equipped with through-hole (4) on binding post (3), encapsulation shell (1) both sides are equipped with protective structure (5) with binding post (3) one-to-one, protective structure (5) are including fixed cover (51) and protection casing (53) that are located binding post (3) outside, protection casing (53) activity is inserted and is kept away from encapsulation shell (1) one end in fixed cover (51), and be equipped with on protection casing (53) can with assembly mouth (55) of through-hole (4) butt joint, encapsulation shell (1) bottom is fixed with bottom plate (7), encapsulation shell (1) outer movable sleeve is equipped with radiator (6), radiator (6) bottom is connected with bottom plate (7) through express mail (9).

2. The direct current support film capacitor with the pin protection structure according to claim 1, wherein the front side and the rear side of the fixed cover (51) are provided with moving ports (52) matched with a protective cover (53), and a limiting plate (54) is vertically fixed at one end of the protective cover (53) close to the packaging shell (1).

3. The direct current support film capacitor with the pin protection structure according to claim 2, wherein a plug post (12) is fixed on one side of the limiting plate (54) away from the package shell (1), and a limiting cylinder (8) matched with the plug post (12) is fixed on the outer side of the fixed cover (51).

4. A direct current support film capacitor with a pin protection structure according to claim 1, characterized in that the heat sink (6) comprises a heat conductive jacket (61), and the heat conductive jacket (61) has a plurality of heat radiating fins (62) arranged on the outer side surface thereof.

5. The direct current support film capacitor with the pin protection structure according to claim 4, wherein the quick-release part (9) comprises a main rod (91) with two ends bent upwards, a limit groove (11) matched with the main rod (91) is formed in the bottom of the bottom plate (7), limit sleeves (92) are arranged at two ends of the main rod (91), insertion holes (10) matched with the limit sleeves (92) are formed in the ends of the heat conducting jacket (61), movable rods (93) are connected to one end of the limit sleeves (92) away from the insertion holes (10) in an internal mode, the other ends of the movable rods (93) are fixed with the main rod (91), and springs (94) with two ends fixed with the main rod (91) and the ends of the limit sleeves (92) are sleeved on the movable rods (93).