CN201112064Y

CN201112064Y - Insulation structure of high voltage transformer

Info

Publication number: CN201112064Y
Application number: CNU2007201817829U
Authority: CN
Inventors: 杨清盛; 吴素华; 李启任; 王淑珍
Original assignee: Taipei Multipower Electronics Co Ltd
Current assignee: Taipei Multipower Electronics Co Ltd
Priority date: 2007-10-23
Filing date: 2007-10-23
Publication date: 2008-09-10
Anticipated expiration: 2017-10-23

Abstract

The utility model discloses an insulating structure of a high-voltage transformer which comprises a base, on which a plurality of wire sockets are arranged. The centers of the wire sockets are provided with slots and the sides of the wire sockets are respectively provided with a plurality of connecting pins in a prominent way. A plurality of coils are respectively wound above the wire sockets and the ends of the leads on the coils are connected to the ends of the connecting pins along the slots so as to form welding terminal points. The insulating structure also comprises two iron core components which are two opposite frame bodies; the iron core component comprises an iron core and insulating matched sets, wherein, the iron core is metal material and the insulating matched sets are arranged around the iron core. One end or the prominent central column part of each iron core component is directly inserted into the central slot arranged on the wire socket and the ends of the two iron core components are combined correspondingly to form a whole transformer; therefore, the insulating structure can get more stable voltage and has simpler structure. Besides, as the original old specification is still applicable to the structure of the utility model, the universality of the insulating structure is excellent.

Description

The insulation system of high-tension transformer

Technical field

The utility model relates to a kind of insulation system of high-tension transformer, mainly is the new insulation system in inside that is applied in the interior high-tension transformer of LCD (LCD).

Background technology

In the prior art, high-tension transformer in the LCD (LCD), main is a kind of produce two groups or two groups of above positive and negative high pressure outputs, and can drive the transformer of the fluorescent tube more than at least four or four, shown in its structure constitutional diagram and exploded view shown in Figure 7 as shown in Figure 6, consist predominantly of the plastics pedestal (40) of a flat, have several line seats (41), and the central authorities at this line seat (41) have provided slot (44), then be equipped with several branch connecting pins (42) at periphery, and in all pins (42) groove arranged; Primary coil (30) and secondary coil (31) are to be set around respectively on the line seat (41), and make the lead on it follow groove and be arranged in pin (42) end and formation welding end points (43).

Two core assemblies (50) are respectively relative E frame body, its material is solid insulated metal, and there is the prominent center pillar portion (51) of establishing in central authorities, make two core assemblies (50) can insert slot (44) two ends of line seat (41) central authorities with this center pillar portion (51), the periphery of core assembly (50) then can make up relatively, to constitute a high-tension transformer.

Because old-fashioned core assembly (50) is to be material with the insulated metal at first, because cost is higher, in order to reduce cost, all use with the core assembly (50) of MnZn at present as material, but because the insulation resistance of MnZn iron core is low, the creepage distance deficiency between the terminal welding end points (43) that is provided with of feasible and pin (42), can produce the arcing situation, high-tension transformer being damaged, cause danger, is its main shortcoming.

The utility model content

The purpose of this utility model is to provide a kind of insulation system of novel high-tension transformer for overcoming the deficiencies in the prior art.Continuing to use with the MnZn is that material is made core assembly, and the skin in this core assembly covers one deck insulation external member again, to isolate core assembly and pin, makes the MnZn material of core assembly itself keep enough creepage distances with pin.

Technical solution of the present utility model is: a kind of insulation system of high-tension transformer, described transformation transformer includes: a pedestal, be respectively equipped with several line seats on it, and be installed with slot, and line seat side is equipped with several branch connecting pins respectively in the central authorities of this line seat; Several coils are set around the top of line seat respectively, and the wire end on it is then following groove and is being arranged in leg end and forms the welding end points; Two core assemblies are two relative frame bodies; Described core assembly comprise iron core and the insulation external member, described iron core is a metal material, the insulation external member be covered in iron core around; Described two core assemblies are directly to plug in the central slot of online seat with an end or outstanding center pillar portion, and the end of two core assemblies constitutes a whole transformer relatively.

Compared with prior art, the beneficial effects of the utility model are: because the utility model is continued to use with nonisulated metal is that material is made core assembly, skin in this core assembly covers one deck insulation external member again, its insulation effect is improved immediately, make the nonisulated metal material of core assembly itself, the unlikely generation with the welding end points of leg end directly contacts, and intercepts but be insulated external member, therefore can obtain more stable voltage; Because core assembly adopts the U-shaped body, and structure is more simplified, in addition because of structure of the present utility model still can be suitable for former old-fashioned specification, so versatility is good.

Below in conjunction with the drawings and specific embodiments the utility model is further described.

Description of drawings

Fig. 1 is the STRUCTURE DECOMPOSITION figure of the utility model specific embodiment.

Fig. 2 is the horizontal section structure chart of the utility model specific embodiment.

Fig. 3 is the longitudinal profile structure chart of the utility model specific embodiment.

Fig. 4 is applied in the structure chart of another kind of specification for the utility model specific embodiment.

Fig. 5 implements illustration for the another kind of structure of the utility model specific embodiment insulation external member.

Fig. 6 is old-fashioned transformer device structure constitutional diagram.

Fig. 7 is that old-fashioned transformer device structure decomposes reference diagram.

The primary clustering symbol description

10 pedestals, 100 pedestals

11 pins, 12 line seats

120 slots, 13 welding end points

20 core assemblies, 200 core assemblies

21 iron cores, 210 iron cores

22 insulation external members, 220 insulation external members

23 insulation external members, 231 flanges

30 primary coils, 31 secondary coils

40 pedestals, 41 line seats

42 pins, 43 welding end points

44 slots, 50 core assemblies

51 center pillar portion

Embodiment

In order to more fully understand technology contents of the present utility model, the technical solution of the utility model is further introduced and explanation below in conjunction with the drawings and specific embodiments.

As Fig. 1, Fig. 2, shown in Figure 3, the high-tension transformer of the utility model, at least include: a pedestal (10) is flat-shaped body, be respectively equipped with several line seats (12) thereon, and the central authorities at this line seat (12) are installed with a slot (120), and line seat (12) is equipped with several branch connecting pins (11) respectively in its two long side, and the groove that circuit embeds (being the utility model emphasis, the detailed row of Gu Tuzhong because of non-) is arranged in each pin (11); Primary coil (30) and secondary coil (31) are the top that is set around line seat (12) respectively, and the wire end on it is then following groove and is being arranged in pin (11) end and formation welding end points (13).

Two core assemblies (20) are designed to relative frame body respectively, preferably be to form class such as U-shaped structure, this two core assembly (20) is made of iron core (21) and insulation external member (22), wherein, iron core (21) is to adopt as cheap nonisulated metal such as MnZn, the external member that insulate (22) then be covered in iron core (21) around; This insulation external member (22) also can be directly sheathed with the insulation external member (22) of soft material, also or with sticking or inlay card is fixedly arranged on the iron core (21), and the full material and the convenience of manufacturing and change selection according to insulation external member (22) is very convenient.

This two core assembly (20) can directly stretch into central slot (120) two ends of line seat (12) respectively relatively with an end, end then can make up relatively in addition, to constitute a high-tension transformer.

Two core assemblies (20) structure of this kind U-shaped is commonly used " E " font structural member of specification again and is more simplified materials and parts.

As Fig. 2, shown in Figure 3 and since the iron core (21) of core assembly (20) with emit between high-tension welding end points (13), be subjected to completely cutting off of insulation external member (22), so its output voltage is more stable, avoids the phenomenon of arcing fully.

As shown in Figure 4, the utility model still is applicable to the high-tension transformer that " E " font specification core assembly (20) of commonly using is formed, promptly establish a flat pedestal (100), have several line seats (12), and the central authorities at this line seat (12) are installed with a slot (120), and line seat (12) is equipped with several branch connecting pins (11) respectively in its two long side, and is provided with the groove that circuit embeds in all pins (11); Primary coil (30) and secondary coil (31) are the top that is set around line seat (12) respectively, and the wire end on it is then following groove and is being arranged in pin (11) end and formation welding end points (13); And core assembly (20) is to form " E " font, this core assembly (200) is designed to relative structure respectively, this two core assembly (200) is made of iron core (210) and insulation external member (220), wherein, iron core (210) is to adopt as cheap nonisulated metal such as MnZn, the external member that insulate (220) then be covered in iron core (210) around; Also can be with insulation external member (22) directly sheathed (or sticking or be embedded) on iron core (210); And the mode that its group is established does not repeat them here also as old-fashioned structure.

As shown in Figure 5, enforcement illustration for another kind of insulation external member (23) structure of the present utility model, wherein the outer end of this insulation external member (23) system be provided with around flange (231), more can increase the creepage distance between the welding end points (43) that iron core (210) and leg end be provided with, and can promote the compressive resistance and the reliability of transformer itself.

Owing to the utlity model has design cleverly, when implementing the utility model, will have following advantage:

Since the utility model to continue to use with nonisulated metal be that material is made core assembly, skin in this core assembly covers one deck insulation external member again, its insulation effect is improved immediately, make the nonisulated metal material of core assembly itself, the unlikely generation with the welding end points of leg end directly contacts, intercepting but be insulated external member, therefore can obtain more stable voltage, is major advantage of the present utility model.

Since core assembly of the present utility model form the U-shaped body also structure more simplify, be another advantage of the present utility model.

3. structure of the present utility model still can be suitable for former old-fashioned specification, so versatility is good, is another advantage of the present utility model.

Above-described purpose is to allow everybody be easier to understand technology contents of the present utility model, but does not represent execution mode of the present utility model and rights protection to be confined to this, and rights protection scope of the present utility model should be as the criterion in claims of the present utility model.

Claims

1. the insulation system of a high-tension transformer, described high-tension transformer includes:

One pedestal is respectively equipped with several line seats on it, and is installed with slot in the central authorities of this line seat, and line seat side is equipped with several branch connecting pins respectively;

Several coils are set around the top of line seat respectively, and the wire end on it is then following groove and is being arranged in leg end and forms the welding end points;

Two core assemblies are two relative frame bodies;

It is characterized in that: described core assembly comprise iron core and the insulation external member, described iron core is a metal material, the insulation external member be covered in iron core around; Described two core assemblies are directly to plug in the central slot of online seat with an end or outstanding center pillar portion, and the end of two core assemblies constitutes a whole transformer relatively.

2. the insulation system of high-tension transformer according to claim 1 is characterized in that: it is " U " shape structure that described two core assemblies are designed to relative frame body respectively.

3. the insulation system of high-tension transformer according to claim 1 is characterized in that: it is " E " font structure that described two core assemblies are designed to relative frame body respectively.

4. the insulation system of high-tension transformer according to claim 1 is characterized in that: insulation external member one end is provided with flange.

5. the insulation system of high-tension transformer according to claim 1 is characterized in that: the insulation external member is soft material, and directly is sheathed on the iron core.

6. the insulation system of high-tension transformer according to claim 1 is characterized in that, the insulation external member is located on the iron core for sticking.

7. the insulation system of high-tension transformer according to claim 1 is characterized in that, the insulation external member is that inlay card is located on the iron core.