Non-solid electrolyte tantalum capacitor with surface-mounted tantalum shell

Abstract

The utility model discloses a non-solid electrolyte tantalum capacitor with a surface-mounted tantalum shell, which relates to the technical field of tantalum capacitors and comprises a base, a connecting unit arranged at the top end of the base and an assembling unit arranged in the base. The connecting unit comprises two connecting bases arranged at the top end of the base, external connecting assemblies arranged on the side faces of the connecting bases, a gland arranged between the two connecting bases and a locking assembly arranged on the side face of the gland. The assembling unit comprises inner sinking grooves formed in the two sides of the interior of the base and a filling assembly arranged at the top end of the base. According to the non-solid electrolyte tantalum capacitor with the surface-mounted tantalum shell, the capacitor is convenient and fast to assemble, the stability of the capacitor shell is optimized, and the limiting effect on the non-solid electrolyte is optimized at the same time.

Description

TECHNICAL FIELD

[0001] The utility model relates to tantalum capacitor technical field, especially a kind of patch type installation tantalum shell non-solid electrolyte tantalum capacitor. BACKGROUND

[0002] Assembly is a key working procedure in the production process of patch type tantalum capacitor, its purpose is to melt lead-out wire and bond on frame by short-time direct current electrode lap joint of film-coated tantalum anode core through spot welding machine, realize the good assembly of anode core, facilitate the process of subsequent packaging.

[0003] Through the search in the publication (announcement) No.: CN210403527U, a kind of patch type tantalum capacitor assembly tool, including with the lower tool for installing lead frame, the lower tool is equipped with processing groove, the lower tool upper side cover is equipped with with the gland for fixing lead frame, the gland is equipped with with the groove same with the processing groove extension direction.This utility model discloses a kind of patch type tantalum capacitor.The above-mentioned patch type tantalum capacitor assembly tool is combined with the characteristics of present spot welding equipment tool, and on the basis of original tool, press cover locking is additionally installed, and the firm fixing of lead frame in spot welding process is fully guaranteed.

[0004] The above scheme, although on the basis of original tool, press cover locking is additionally installed, and the firm fixing of lead frame in spot welding process is fully guaranteed, but when assembling capacitor, it is not convenient enough, capacitor shell connection is unstable, and the limiting effect of storage seat for storing non-solid electrolyte is not good enough, and the anti-impact ability is poor. UTILITY MODEL CONTENTS

[0005] The utility model is mainly aimed at providing a kind of patch type installation tantalum shell non-solid electrolyte tantalum capacitor, by the connection unit of setting, to solve when assembling capacitor, it is not convenient enough, capacitor shell connection is unstable, by the assembly unit of setting, to solve the limiting effect of storage seat for storing non-solid electrolyte is not good enough, and the anti-impact ability is poor.

[0006] To achieve the above object, the utility model provides the following technical scheme:

[0007] A kind of patch type installation tantalum shell non-solid electrolyte tantalum capacitor, including base, still include the connection unit being set to the top of base, and the assembly unit being set to the inside of base;

[0008] The connection unit includes two connecting seats being set to the top of base, outer component being set to the side of connecting seat, gland being set to between two connecting seats, and locking assembly being set to the side of gland;

[0009] The assembling unit comprises inner recesses formed on both sides of the base and a filling assembly arranged at the top end of the base.

[0010] Preferably, the outer connecting assembly in the connecting unit comprises a plurality of fixing columns fixedly connected to the middle part of the bottom end of the connecting seat, a limiting plate fixedly connected to one side of the bottom end of the connecting seat, a plurality of rectangular grooves formed on one side of the connecting seat, clamping grooves arranged on both sides of the rectangular grooves, and an extension groove arranged at the top end of the rectangular groove.

[0011] Preferably, the outer connecting assembly in the connecting unit further comprises a first bolt arranged at the top end of the connecting seat and extending into the corresponding clamping groove.

[0012] Preferably, the locking assembly in the connecting unit comprises two extension plates fixedly connected to both sides of the gland, clamping columns arranged on both sides of the extension plates, through holes formed at the top end of each clamping column, and a placing groove formed at the bottom end of the gland.

[0013] Preferably, the extension plates and the extension groove in the connecting unit are arranged in a matched manner, the clamping columns and the clamping grooves are arranged in a matched manner, and the bottom end of the first bolt is arranged in a matched manner with the through hole.

[0014] Preferably, the filling assembly in the assembling unit comprises a plurality of storage seats fixedly connected to the top end of the base, limiting blocks fixedly connected to both ends of the storage seat, and a plurality of second bolts arranged on both sides of the base.

[0015] Preferably, the inner recesses and the limiting plate in the assembling unit are arranged in a matched manner, the positioning holes and the fixing columns are arranged in a matched manner, and one end of the second bolt extends into the interior of the limiting plate.

[0016] Compared with the prior art, the present application has the following beneficial effects:

[0017] Firstly, in the present application, when assembling the capacitor, the two connecting seats and the gland are connected together first, so that the clamping columns and the clamping grooves are clamped, and the extension plates and the extension grooves are clamped, then a plurality of first bolts are used to fix the two connecting seats and the gland together, and then the assembly formed by the connecting seat and the gland is attached to the base, so that the fixing columns and the positioning holes are clamped, and the limiting plate and the inner recess are clamped, and then a plurality of second bolts are used to fix the base and the two connecting seats, thereby facilitating the assembly of the capacitor and optimizing the stability of the capacitor shell.

[0018] Secondly, in the present application, when the assembly formed by the connecting seat and the gland is attached to the base, the limiting blocks and the corresponding rectangular grooves are clamped, thereby limiting the storage seats, and the placing groove is further arranged to limit the plurality of storage seats, thereby optimizing the limiting effect on the non-solid electrolyte. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0020] Figure 2 It is a three-dimensional structure schematic view of the utility model connecting seat;

[0021] Figure 3 It is a connecting seat section view of the utility model;

[0022] Figure 4 It is a three-dimensional structure schematic view of the utility model cover;

[0023] Figure 5 It is a base plan view of the utility model.

[0024] In the drawing:

[0025] 1, base;

[0026] 2, connecting unit; 201, connecting seat; 202, first bolt; 203, cover; 204, clamping groove; 205, rectangular groove; 206, extension groove; 207, fixed column; 208, limiting plate; 209, through hole; 210, clamping column; 211, extension plate; 212, placing groove;

[0027] 3, assembly unit; 301, storage seat; 302, limiting block; 303, inner sunken groove; 304, positioning hole; 305, second bolt. DETAILED DESCRIPTION

[0028] In order to make the technical means, creative features, purposes and effects realized by the utility model easy to understand, the utility model is further described below in combination with specific embodiments. Embodiment 1

[0029] As shown in Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 , a patch type tantalum shell non-solid electrolyte tantalum capacitor is provided, which comprises a base 1, further comprises a connecting unit 2 arranged at the top end of the base 1, and an assembly unit 3 arranged inside the base 1.

[0030] The connecting unit 2 comprises two connecting seats 201 arranged at the top end of the base 1, an external component arranged at the side surface of the connecting seat 201, a cover 203 arranged between the two connecting seats 201, and a locking component arranged at the side surface of the cover 203.

[0031] The assembly unit 3 comprises an inner sunken groove 303 opened at both sides inside the base 1, and a filling component arranged at the top end of the base 1.

[0032] The external components in the connection unit 2 include multiple fixing posts 207 fixedly connected to the middle of the bottom of the connection base 201, a limiting plate 208 fixedly connected to one side of the bottom of the connection base 201, multiple rectangular slots 205 opened on one side of the connection base 201, snap-fit ​​slots 204 provided on both sides of the rectangular slots 205, and an extension slot 206 provided at the top of the rectangular slots 205.

[0033] The external component in the connection unit 2 also includes a first bolt 202 disposed at the top of the connection seat 201 and extending into the corresponding snap-fit ​​groove 204.

[0034] The locking assembly in the connecting unit 2 includes two extension plates 211 fixedly connected to both sides of the pressure cover 203, snap-fit ​​posts 210 provided on both sides of the extension plates 211, through holes 209 opened at the top of each snap-fit ​​post 210, and placement grooves 212 opened at the bottom of the pressure cover 203.

[0035] In the connecting unit 2, the extension plate 211 is matched with the extension groove 206, the snap-fit ​​post 210 is matched with the snap-fit ​​groove 204, and the bottom end of the first bolt 202 is matched with the through hole 209.

[0036] The filling components in the assembly unit 3 include multiple storage seats 301 fixedly connected to the top of the base 1, limiting blocks 302 fixedly connected to both ends of the storage seats 301, and multiple second bolts 305 disposed on both sides of the base 1.

[0037] In assembly unit 3, the inner recess 303 is matched with the limiting plate 208, the positioning hole 304 is matched with the fixing post 207, and one end of the second bolt 305 extends into the interior of the limiting plate 208.

[0038] When assembling the capacitor, first connect the two connecting seats 201 and the pressure cap 203 together, so that the snap-fit ​​post 210 snaps into the snap-fit ​​groove 204, and at the same time the extension plate 211 snaps into the extension groove 206. Then use multiple first bolts 202 to fix the two connecting seats 201 and the pressure cap 203 together. Then attach the assembly formed by the connecting seats 201 and the pressure cap 203 to the base 1, so that the fixing post 207 snaps into the positioning hole 304, and at the same time the limiting plate 208 snaps into the inner recess 303. Then use multiple second bolts 305 to fix the base 1 and the two connecting seats 201. In this way, the capacitor assembly is convenient and quick, while optimizing the stability of the capacitor shell. Example 2

[0039] like Figure 1 , Figure 2 , Figure 3 , Figure 4 as well as Figure 5As shown, a patch-mounted tantalum shell non-solid electrolyte tantalum capacitor includes a base 1, further includes a connecting unit 2 arranged at the top end of the base 1, and an assembly unit 3 arranged inside the base 1;

[0040] The connecting unit 2 includes two connecting seats 201 arranged at the top end of the base 1, an external connecting assembly arranged at the side of the connecting seat 201, a gland 203 arranged between the two connecting seats 201, and a locking assembly arranged at the side of the gland 203.

[0041] The assembly unit 3 includes an inner sink groove 303 opened at both sides inside the base 1, and a filling assembly arranged at the top end of the base 1.

[0042] The external connecting assembly in the connecting unit 2 includes a plurality of fixed columns 207 fixedly connected to the middle part of the bottom end of the connecting seat 201, a limiting plate 208 fixedly connected to one side of the bottom end of the connecting seat 201, a plurality of rectangular grooves 205 opened at one side of the connecting seat 201, a clamping groove 204 arranged at both sides of the rectangular groove 205, and an extension groove 206 arranged at the top end of the rectangular groove 205.

[0043] The external connecting assembly in the connecting unit 2 further includes a first bolt 202 arranged at the top end of the connecting seat 201 and extending into the corresponding clamping groove 204.

[0044] The locking assembly in the connecting unit 2 includes two extension plates 211 fixedly connected to both sides of the gland 203, respectively, a clamping column 210 arranged at both sides of the extension plate 211, a through hole 209 opened at the top end of each clamping column 210, and a placing groove 212 opened at the bottom end of the gland 203.

[0045] The extension plate 211 in the connecting unit 2 is arranged in matching with the extension groove 206, the clamping column 210 is arranged in matching with the clamping groove 204, and the bottom end of the first bolt 202 is arranged in matching with the through hole 209.

[0046] The filling assembly in the assembly unit 3 includes a plurality of storage seats 301 fixedly connected to the top end of the base 1, a limiting block 302 fixedly connected to both ends of the storage seat 301, and a plurality of second bolts 305 arranged at both sides of the base 1.

[0047] The inner sink groove 303 in the assembly unit 3 is arranged in matching with the limiting plate 208, the positioning hole 304 is arranged in matching with the fixed column 207, and one end of the second bolt 305 extends into the inside of the limiting plate 208.

[0048] When the assembly formed by the connecting seat 201 and the gland 203 is attached to the base 1, the limiting block 302 is clamped with the corresponding rectangular groove 205, so as to limit the storage seat 301, and the placing groove 212 is further arranged to limit the plurality of storage seats 301, thereby optimizing the limiting effect on the non-solid electrolyte.

[0049] The basic principle and main features of the present application and the advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A patch mounted tantalum case non-solid electrolyte tantalum capacitor comprising a base (1), characterized in that, It also includes a connecting unit (2) arranged at the top end of the base (1), and an assembly unit (3) arranged inside the base (1); The connecting unit (2) includes two connecting seats (201) arranged at the top end of the base (1), an external connecting component arranged on the side of the connecting seat (201), a gland (203) arranged between the two connecting seats (201), and a locking component arranged on the side of the gland (203); The assembly unit (3) includes an inner sink (303) opened on both sides of the inside of the base (1), and a filling component arranged at the top end of the base (1).

2. A chip-mounting tantalum case non-solid electrolyte tantalum capacitor according to claim 1, characterized by: The external connecting component in the connecting unit (2) includes a plurality of fixed columns (207) fixedly connected to the middle of the bottom end of the connecting seat (201), a limiting plate (208) fixedly connected to one side of the bottom end of the connecting seat (201), a plurality of rectangular grooves (205) opened on one side of the connecting seat (201), a clamping groove (204) arranged on both sides of the rectangular groove (205), and an extension groove (206) arranged at the top end of the rectangular groove (205).

3. A surface mount tantalum case non-solid electrolytic tantalum capacitor as defined in claim 2, wherein: The external connecting component in the connecting unit (2) further includes a first bolt (202) arranged at the top end of the connecting seat (201) and extending into the corresponding clamping groove (204).

4. A patch mounted tantalum case non-solid electrolytic tantalum capacitor according to claim 3, characterized in that: The locking component in the connecting unit (2) includes two extension plates (211) fixedly connected to both sides of the gland (203), respectively, a clamping column (210) arranged on both sides of the extension plate (211), a through hole (209) opened at the top end of each clamping column (210), and a placement groove (212) opened at the bottom end of the gland (203).

5. A surface mount tantalum case non-solid electrolytic tantalum capacitor as defined in claim 4, wherein: The extension plate (211) in the connecting unit (2) is arranged in matching with the extension groove (206), the clamping column (210) is arranged in matching with the clamping groove (204), and the bottom end of the first bolt (202) is arranged in matching with the through hole (209).

6. A patch-mounted tantalum case non-solid electrolyte tantalum capacitor according to claim 5, characterized by: The filling component in the assembly unit (3) includes a plurality of storage seats (301) fixedly connected to the top end of the base (1), a limiting block (302) fixedly connected to both ends of the storage seat (301), a positioning hole (304) opened inside the base (1) and between adjacent two limiting blocks (302), and a plurality of second bolts (305) arranged on both sides of the base (1).

7. A surface mount tantalum case non-solid electrolytic tantalum capacitor as defined in claim 6 wherein: The inner sink (303) in the assembly unit (3) is arranged in matching with the limiting plate (208), the positioning hole (304) is arranged in matching with the fixed column (207), one end of the second bolt (305) extends into the inside of the limiting plate (208), and the limiting block (302) is arranged in matching with the corresponding rectangular groove (205).

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