CN211455424U - Novel resistor with metal cap - Google Patents

Abstract

The utility model provides a take novel resistor of metal cap, including insulating skeleton, metal cap, pin, resistance wire, the metal cap has all registrated in insulating skeleton both sides, and insulating skeleton both sides terminal surface middle part all is equipped with the pin jack, also is equipped with the pin jack that corresponds with the pin jack of insulating skeleton on the metal cap, and insulating skeleton both ends are equipped with a pin respectively, and pin one end is passed the pin jack that corresponds the metal cap, and the pin jack that fixes in the pin jack that corresponds insulating skeleton, and the resistance wire coiling is at the insulating skeleton surface, and the coiling is on two pins respectively at the resistance wire both ends, the beneficial effects of the utility model reside in that: the welding process is not needed for connection and fixation, so that the environment is protected and the efficiency is high; the production process is simple and quick, the structure has high stability, the yield is high, the cost is saved, and the product quality is high; the production process is simple, the range of applicable production environment is wide, the full-automatic and efficient resistor production is suitable to be carried out, and the production efficiency can be effectively improved.

Description

Novel resistor with metal cap

[ technical field ] A method for producing a semiconductor device

The utility model relates to a resistor especially relates to a take novel resistor of metal cap.

[ background of the invention ]

The resistor is generally directly called as a resistor in daily life, and is a current limiting element widely applied in the field of electronics. The pins of the existing resistor are welded on the metal caps at the two ends of the insulating framework of the resistor or the two ends of the insulating framework, then the resistance wire is wound on the outer surface of the insulating framework, the two ends of the resistance wire are respectively welded on the pins at the two ends of the insulating framework or the metal caps with the pins at the two ends of the insulating framework to form a resistance structure, and the existing resistor has the following defects: 1. the welding process causes certain environmental pollution; 2. the pins and the resistance wires are connected and fixed through welding, the connection mode is not high in stability, and the situation that welding spots are cracked or even disconnected easily occurs in subsequent use, so that the yield and the product quality are influenced, and the production cost is improved; 3. the pins and the resistance wires are connected and fixed through welding, the production mode is not suitable for the environment without welding equipment to automatically assemble the finished resistor, and full-automatic and efficient resistor production is not facilitated.

[ Utility model ] content

The utility model aims to solve the above-mentioned problem that current resistor exists, and provide a novel resistor of taking metal cap.

The utility model discloses a realize through following technical scheme: a novel resistor with a metal cap comprises an insulating framework, the metal cap, pins and a resistance wire, wherein the metal cap is sleeved on each of two sides of the insulating framework, two ends of the insulating framework are respectively provided with one pin, the pins are welded on the metal cap or pin insertion holes are formed in the middle of the end faces of the metal cap and the insulating framework, and one end of each pin penetrates through the corresponding pin insertion hole of the corresponding metal cap and is inserted and fixed in the corresponding pin insertion hole of the corresponding insulating framework; the resistance wire is wound on the outer surface of the insulating framework, and two ends of the resistance wire are respectively wound on the two pins.

Further, the insulating framework is made of ceramic.

Furthermore, the outer end surface of the metal cap is a plane or an inclined surface, and the insulating framework and the metal cap form an I-shaped cylinder with two planar end surfaces or an I-shaped cylinder with two inclined surface end surfaces.

Further, the pins are metal pins.

Furthermore, the novel resistor also comprises an encapsulating material, and the encapsulating material is hermetically covered on the outer surfaces of the insulating framework, the metal cap, the resistance wire and the pin wound by the resistance wire.

The beneficial effects of the utility model reside in that: the whole production process does not need to use a welding process for connection and fixation, does not cause environmental pollution, and is environment-friendly and efficient; the pins are directly inserted and fixed in the pin insertion holes of the insulating framework, and two ends of the resistance wire are directly wound on the pins, so that the production process is simple and rapid, the structural stability is high, the condition that the resistance wire is not connected with or disconnected from the pins is not easy to occur, the yield is high, the cost is saved, and the product quality is high; the production process of the structure is simple, the range of applicable production environment is wide, the full-automatic and efficient resistor production is suitable to be carried out, and the production efficiency can be effectively improved.

[ description of the drawings ]

Fig. 1 is a schematic structural diagram of the novel resistor with a metal cap according to the present invention, in which end surfaces on two sides of the metal cap are flat and pins are inserted;

fig. 2 is a schematic structural diagram of the novel resistor with a metal cap according to the present invention, in which end surfaces on two sides of the metal cap are flat and pins are welded;

fig. 3 is a schematic structural diagram of the novel resistor with a metal cap according to the present invention, in which end surfaces on both sides of the metal cap are inclined planes and pins are inserted;

FIG. 4 is a schematic structural diagram of the novel resistor with a metal cap according to the present invention, in which the end surfaces on both sides of the metal cap are inclined planes and the pins are welded

Fig. 5 is a structural diagram of the packaging material of the novel resistor with a metal cap according to the present invention;

reference numerals: 1. an insulating framework; 2. a metal cap; 3. a pin; 4. a resistance wire; 5. and (5) packaging the material.

[ detailed description ] embodiments

The invention will be further described with reference to the accompanying drawings and specific embodiments:

as shown in fig. 1, 2, 3, and 4, a novel resistor with a metal cap includes an insulating frame 1, a metal cap 2, pins 3, and a resistance wire 4, the metal cap 2 is sleeved on both sides of the insulating frame 1, two ends of the insulating frame 1 are respectively provided with one pin 3, the pins 3 are welded on the metal cap 2 or pin insertion holes are formed in the middle of the end surfaces of the metal cap 2 and the insulating frame 1, and one end of each pin 3 passes through the pin insertion hole of the corresponding metal cap 2 and is inserted and fixed in the pin insertion hole of the corresponding insulating frame 1; the resistance wire 4 is wound on the outer surface of the insulating framework 1, and two ends of the resistance wire 4 are respectively wound on the two pins 3.

Preferably, the material of the insulating skeleton 1 is ceramic.

Preferably, the outer end surface of the metal cap 2 is a plane or an inclined surface, and the insulating framework 1 and the metal cap 2 form an i-shaped cylinder with two planar end surfaces or an i-shaped cylinder with two inclined end surfaces.

Preferably, the pin 3 is a metal pin.

As shown in fig. 5, the novel resistor further comprises an encapsulation material 5, and the encapsulation material 5 is hermetically covered on the insulating framework 1, the metal cap 2, the resistance wire 4 and the outer surface of the pin 3 wound by the resistance wire 4.

Appropriate changes and modifications to the embodiments described above will become apparent to those skilled in the art from the disclosure and teachings of the foregoing description. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and changes to the present invention should fall within the protection scope of the claims of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.

Claims (5)

1. A novel resistor with a metal cap is characterized in that: the lead frame comprises an insulating frame, metal caps, pins and resistance wires, wherein the metal caps are sleeved on two sides of the insulating frame, two ends of the insulating frame are respectively provided with one pin, the pins are welded on the metal caps or pin insertion holes are formed in the middle of the end faces of the metal caps and the insulating frame, and one end of each pin penetrates through the corresponding pin insertion hole of the corresponding metal cap and is inserted and fixed in the corresponding pin insertion hole of the corresponding insulating frame; the resistance wire is wound on the outer surface of the insulating framework, and two ends of the resistance wire are respectively wound on the two pins.

2. The novel metal capped resistor of claim 1, wherein: the insulating framework is made of ceramic.

3. The novel metal capped resistor of claim 1, wherein: the outer side end face of the metal cap is a plane or an inclined plane, and the insulating framework and the metal cap form an I-shaped cylinder with two side end faces being planes or an I-shaped cylinder with two side end faces being inclined planes.

4. The novel metal capped resistor of claim 1, wherein: the pins are metal pins.

5. The novel metal capped resistor of claim 1, wherein: the novel resistor further comprises packaging materials, and the packaging materials are hermetically covered on the outer surfaces of the insulating framework, the metal cap, the resistance wire and the pin wound by the resistance wire.

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