Low-voltage parallel capacitor

Abstract

The utility model discloses a low-voltage parallel capacitor which comprises a capacitor module, a shell module and an internal electrical module, the internal electrical module is installed at the top end of the capacitor module, and the shell module covers the internal electrical module. The capacitor module comprises a capacitor body, a first capacitor fixing support, a second capacitor fixing support, a first capacitor mounting support and a second capacitor mounting support. According to the low-voltage parallel capacitor disclosed by the utility model, the capacitor module, the shell module and the internal electrical module are linked, the internal electrical module is fixedly mounted on the capacitor body through the first capacitor fixing bracket, the second capacitor fixing bracket and the circuit fixing plate, and the low-voltage parallel capacitor has the advantages of stable structure, high safety, high practicability and the like.

Description

Technical Field

[0001] The utility model belongs to the technical field of capacitors, and in particular relates to a low-voltage parallel capacitor. Background Art

[0002] Shunt capacitors, formerly known as phase-shifting capacitors, are mainly used to compensate for the reactive power of inductive loads in power systems to increase power factor, improve voltage quality, and reduce line losses.

[0003] Many of the existing internal electrical modules of low-voltage shunt capacitors are simply installed on the top of the capacitor module. The overall structural strength is not high and it is easy to loosen and be damaged during transmission and under external force, which poses certain safety hazards.

[0004] Therefore, further improvements are made to the above problems. Utility Model Content

[0005] The main purpose of the utility model is to provide a low-voltage parallel capacitor, which is linked by a capacitor module, a shell module and an internal electrical module. The internal electrical module is fixedly installed on the capacitor body by a first capacitor fixing bracket, a second capacitor fixing bracket and a circuit fixing plate. It has the advantages of stable structure, high safety and high practicality.

[0006] To achieve the above purpose, the utility model provides a low-voltage parallel capacitor, comprising a capacitor module, a housing module and an internal electrical module, wherein the internal electrical module is installed on the top of the capacitor module and the housing module covers the internal electrical module, wherein:

[0007] The capacitor module comprises a capacitor body, a first capacitor fixing bracket, a second capacitor fixing bracket, a first capacitor mounting bracket and a second capacitor mounting bracket, wherein:

[0008] The capacitor body is provided with a first limiting rod, a second limiting rod, a third limiting rod, a fourth limiting rod and an electrical connection end, the first limiting rod and the second limiting rod are located at one end of the top of the capacitor body, and the third limiting rod and the fourth limiting rod are located at the other end of the top of the capacitor body;

[0009] The first capacitor fixing bracket is installed on the first limiting rod and the second limiting rod, and the second capacitor fixing bracket is installed on the third limiting rod and the fourth limiting rod;

[0010] The first capacitor mounting bracket is located at one side of the bottom of the capacitor body and the second capacitor mounting bracket is located at the other side of the bottom of the capacitor body, and the first capacitor mounting bracket and the second capacitor mounting bracket are both provided with an integrally formed wrapping end and a mounting end, and the wrapping end surrounds a portion of the side of the capacitor body;

[0011] The internal electrical module includes a circuit fixing plate, a circuit board and a device unit. The circuit fixing plate is fixedly installed between the first capacitor fixing bracket and the second capacitor fixing bracket. The circuit board is installed on the circuit fixing plate and the device unit is installed on the circuit board.

[0012] As a further preferred technical solution of the above technical solution, the first capacitor fixing bracket is provided with an integrally formed first mounting tube, a second mounting tube and a third mounting tube, the second mounting tube is located between the first mounting tube and the third mounting tube, the first mounting tube is sleeved on the first limiting rod and the second mounting tube is sleeved on the second limiting rod (to improve structural stability).

[0013] As a further preferred technical solution of the above technical solution, the second capacitor fixing bracket is provided with an integrally formed fourth mounting tube, a fifth mounting tube and a sixth mounting tube, the fifth mounting tube is located between the fourth mounting tube and the sixth mounting tube, the fourth mounting tube is sleeved on the third limiting rod and the sixth mounting tube is sleeved on the fourth limiting rod (to improve structural stability).

[0014] As a further preferred technical solution of the above technical solution, one end of the circuit fixing plate is provided with a first mounting hole, a second mounting hole and a third mounting hole, and the other end of the circuit fixing plate is provided with a fourth mounting hole, a fifth mounting hole and a sixth mounting hole, wherein:

[0015] The first mounting hole is aligned with the first mounting tube, the second mounting hole is aligned with the second mounting tube, and the third mounting hole is aligned with the third mounting tube;

[0016] The fourth mounting hole is aligned with the fourth mounting tube, the fifth mounting hole is aligned with the fifth mounting tube, and the sixth mounting hole is aligned with the sixth mounting tube (to improve structural stability).

[0017] As a further preferred technical solution of the above technical solution, a shell connecting hole is provided on the side of the circuit fixing plate, and the circuit fixing plate is fixedly connected to the shell module through the shell connecting hole (to improve structural stability). BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 The utility model is a structural schematic diagram of a low-voltage parallel capacitor.

[0019] Figure 2 The utility model is a structural schematic diagram of a low-voltage parallel capacitor.

[0020] Figure 3 The utility model is a structural schematic diagram of a low-voltage parallel capacitor.

[0021] Figure 4 The utility model is a structural schematic diagram of a low-voltage parallel capacitor.

[0022] Figure 5 The utility model is a structural schematic diagram of a low-voltage parallel capacitor.

[0023] Figure 6 The utility model is a structural schematic diagram of a low-voltage parallel capacitor.

[0024] The reference numerals include: 100, capacitor module; 110, capacitor body; 111, first limiting rod; 112, second limiting rod; 113, third limiting rod; 114, fourth limiting rod; 115, electrical connection end; 120, first capacitor fixing bracket; 121, first mounting tube; 122, second mounting tube; 123, third mounting tube; 130, second capacitor fixing bracket; 131, fourth mounting tube; 132, fifth mounting tube; 133, sixth mounting tube ; 140, first capacitor mounting bracket; 141, wrapping end; 142, mounting end; 150, second capacitor mounting bracket; 200, housing module; 300, internal electrical module; 310, circuit fixing plate; 311, first mounting hole; 312, second mounting hole; 313, third mounting hole; 314, fourth mounting hole; 315, fifth mounting hole; 316, sixth mounting hole; 317, housing connecting hole; 320, circuit board; 330, device unit. DETAILED DESCRIPTION

[0025] The following description is used to disclose the utility model so that those skilled in the art can implement the utility model. The preferred embodiments described below are only examples, and those skilled in the art can think of other obvious variations. The basic principles of the utility model defined in the following description can be applied to other embodiments, variations, improvements, equivalents, and other technical solutions that do not deviate from the spirit and scope of the utility model.

[0026] The utility model discloses a low-voltage parallel capacitor. The specific embodiments of the utility model are further described below in conjunction with preferred embodiments.

[0027] In the embodiments of the present invention, those skilled in the art will note that the device units and the like involved in the present invention may be regarded as prior art.

[0028] Preferred embodiments.

[0029] like Figure 1-6As shown, the utility model discloses a low-voltage parallel capacitor, comprising a capacitor module 100, a housing module 200 and an internal electrical module 300, wherein the internal electrical module 300 is installed on the top of the capacitor module 100 and the housing module 200 is covered on the internal electrical module 300, wherein:

[0030] The capacitor module 100 includes a capacitor body 110, a first capacitor fixing bracket 120, a second capacitor fixing bracket 130, a first capacitor mounting bracket 140, and a second capacitor mounting bracket 150, wherein:

[0031] The capacitor body 110 is provided with a first limiting rod 111, a second limiting rod 112, a third limiting rod 113, a fourth limiting rod 114 and an electrical connection end 115, wherein the first limiting rod 111 and the second limiting rod 112 are located at one end of the top of the capacitor body 110 and the third limiting rod 114 and the fourth limiting rod 115 are located at the other end of the top of the capacitor body 110;

[0032] The first capacitor fixing bracket 120 is installed on the first limiting rod 111 and the second limiting rod 112, and the second capacitor fixing bracket 130 is installed on the third limiting rod 113 and the fourth limiting rod 114;

[0033] The first capacitor mounting bracket 140 is located at one side of the bottom of the capacitor body 110 and the second capacitor mounting bracket 150 is located at the other side of the bottom of the capacitor body 110. The first capacitor mounting bracket 140 and the second capacitor mounting bracket 150 are both provided with an integrally formed wrapping end 141 and a mounting end 142. The wrapping end 141 surrounds a portion of the side of the capacitor body 110.

[0034] The internal electrical module 300 includes a circuit fixing plate 310, a circuit board 320 and a device unit 330 (including a transformer, a circuit breaker, etc.), the circuit fixing plate 310 is fixedly installed between the first capacitor fixing bracket 120 and the second capacitor fixing bracket 130, the circuit board 320 is installed on the circuit fixing plate 310 and the device unit 330 is installed on the circuit board 320.

[0035] Specifically, the first capacitor fixing bracket 120 is provided with an integrally formed first mounting tube 121, a second mounting tube 122 and a third mounting tube 123, the second mounting tube 122 is located between the first mounting tube 121 and the third mounting tube 123, the first mounting tube 121 is sleeved on the first limiting rod 111 and the second mounting tube 122 is sleeved on the second limiting rod 112 (to improve structural stability).

[0036] More specifically, the second capacitor fixing bracket 130 is provided with an integrally formed fourth mounting tube 131, a fifth mounting tube 132 and a sixth mounting tube 133, the fifth mounting tube 132 is located between the fourth mounting tube 131 and the sixth mounting tube 132, the fourth mounting tube 131 is sleeved on the third limiting rod 113 and the sixth mounting tube 133 is sleeved on the fourth limiting rod 114 (to improve structural stability).

[0037] Furthermore, one end of the circuit fixing plate 310 is provided with a first mounting hole 311, a second mounting hole 312 and a third mounting hole 313, and the other end of the circuit fixing plate 310 is provided with a fourth mounting hole 314, a fifth mounting hole 315 and a sixth mounting hole 316, wherein:

[0038] The first mounting hole 311 is aligned with the first mounting tube 121 , the second mounting hole 312 is aligned with the second mounting tube 122 , and the third mounting hole 313 is aligned with the third mounting tube 123 ;

[0039] The fourth mounting hole 314 is aligned with the fourth mounting tube 131 , the fifth mounting hole 315 is aligned with the fifth mounting tube 132 , and the sixth mounting hole 316 is aligned with the sixth mounting tube 133 (to improve structural stability).

[0040] Furthermore, a housing connection hole 317 is provided on the side of the circuit fixing plate 310, and the circuit fixing plate 310 is fixedly connected to the housing module 200 through the housing connection hole 317 (to improve structural stability).

[0041] It is worth mentioning that the technical features such as device units involved in this utility model patent application should be regarded as prior art. The specific structure, working principle and possible control method and spatial layout method of these technical features can be selected by conventional methods in the field and should not be regarded as the inventive point of this utility model patent. This utility model patent will not be further elaborated.

[0042] For those skilled in the art, it is still possible to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A low voltage shunt capacitor, characterized in that: It comprises a capacitor module, a housing module and an internal electrical module, wherein the internal electrical module is mounted on the top of the capacitor module and the housing module covers the internal electrical module, wherein: The capacitor module comprises a capacitor body, a first capacitor fixing bracket, a second capacitor fixing bracket, a first capacitor mounting bracket and a second capacitor mounting bracket, wherein: The capacitor body is provided with a first limiting rod, a second limiting rod, a third limiting rod, a fourth limiting rod and an electrical connection end, the first limiting rod and the second limiting rod are located at one end of the top of the capacitor body, and the third limiting rod and the fourth limiting rod are located at the other end of the top of the capacitor body; The first capacitor fixing bracket is installed on the first limiting rod and the second limiting rod, and the second capacitor fixing bracket is installed on the third limiting rod and the fourth limiting rod; The first capacitor mounting bracket is located at one side of the bottom of the capacitor body and the second capacitor mounting bracket is located at the other side of the bottom of the capacitor body, and the first capacitor mounting bracket and the second capacitor mounting bracket are both provided with an integrally formed wrapping end and a mounting end, and the wrapping end surrounds a portion of the side of the capacitor body; The internal electrical module includes a circuit fixing plate, a circuit board and a device unit. The circuit fixing plate is fixedly installed between the first capacitor fixing bracket and the second capacitor fixing bracket. The circuit board is installed on the circuit fixing plate and the device unit is installed on the circuit board.

2. A low voltage shunt capacitor according to claim 1, characterized in that: The first capacitor fixing bracket is provided with an integrally formed first mounting tube, a second mounting tube and a third mounting tube, the second mounting tube is located between the first mounting tube and the third mounting tube, the first mounting tube is sleeved on the first limiting rod and the second mounting tube is sleeved on the second limiting rod.

3. A low voltage shunt capacitor according to claim 2, characterized in that: The second capacitor fixing bracket is provided with an integrally formed fourth mounting tube, a fifth mounting tube and a sixth mounting tube, the fifth mounting tube is located between the fourth mounting tube and the sixth mounting tube, the fourth mounting tube is sleeved on the third limiting rod and the sixth mounting tube is sleeved on the fourth limiting rod.

4. A low voltage shunt capacitor according to claim 3, characterized in that: One end of the circuit fixing plate is provided with a first mounting hole, a second mounting hole and a third mounting hole, and the other end of the circuit fixing plate is provided with a fourth mounting hole, a fifth mounting hole and a sixth mounting hole, wherein: The first mounting hole is aligned with the first mounting tube, the second mounting hole is aligned with the second mounting tube, and the third mounting hole is aligned with the third mounting tube; The fourth mounting hole is aligned with the fourth mounting tube, the fifth mounting hole is aligned with the fifth mounting tube, and the sixth mounting hole is aligned with the sixth mounting tube.

5. A low voltage shunt capacitor according to claim 4, characterized in that: A shell connecting hole is provided on the side of the circuit fixing plate, and the circuit fixing plate is fixedly connected to the shell module through the shell connecting hole.

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