CN202650754U - Rotary potentiometer - Google Patents

Abstract

The utility model relates to the technical field of electronic elements, in particular to a rotary potentiometer, which comprises a rotary shaft, a threaded shaft sleeve, a resistance card, a wiring terminal, an inner cavity and a reed, wherein the rotary shaft is connected with the threaded shaft sleeve; the threaded shaft sleeve, the resistance card and the wiring terminal are integrated; and one end of the rotary shaft is provided with the inner cavity, the reed is arranged on one side of the inner cavity, and a contact is arranged on the reed and embedded in the inner cavity. The rotary potentiometer has simple, compact and reasonable structure, the assembly is convenient and quick, the connection is reliable, the manufacturing cost is low, the performance is table, the high-voltage resistance is good, the sealing performance is high, the service life of the potentiometer is prolonged, the working reliability of potentiometer is greatly improved, and the potentiometer is easy to use and generalized.

Description

Rotational potentiometer

Technical field

The utility model relates to a kind of technical field of electronic devices and components, especially a kind of rotational potentiometer.

Background technology

Existing rotational potentiometer manufacturing cost is higher, poor work stability, and high pressure resistant effect is poor, and sealing property is lower, has shortened the useful life of potentiometer, greatly reduces the reliability of potentiometer work.

The utility model content

In order to overcome existing rotational potentiometer manufacturing cost height, poor work stability, useful life is short and functional reliability is low deficiency, the utility model provides a kind of rotational potentiometer.

The technical scheme that its technical problem that solves the utility model adopts is: a kind of rotational potentiometer, comprise rotating shaft, threaded sleeve, resistor disc, terminals, inner chamber and reed, rotating shaft is connected with threaded sleeve, threaded sleeve, resistor disc and terminals are one-body molded, rotating shaft one end is provided with inner chamber, and inner chamber one side is provided with reed.

According to another embodiment of the present utility model, comprise that further reed is provided with contact, contact is embedded in the inner chamber.

The beneficial effects of the utility model are, this rotational potentiometer is simple in structure, compact and reasonable, easy to assembly quick, connect reliably low cost of manufacture, stable performance, high pressure resistant effective, sealing property is high, has prolonged the useful life of potentiometer, greatly improved the reliability of potentiometer work, be easy to use and promote.

Description of drawings

Below in conjunction with drawings and Examples the utility model is further specified.

Fig. 1 is structural representation of the present utility model.

1. rotating shafts among the figure, 2. threaded sleeve, 3. resistor disc, 4. terminals, 5. inner chamber, 6. reed, 7. contact.

Embodiment

Structural representation of the present utility model such as Fig. 1, a kind of rotational potentiometer, comprise rotating shaft 1, threaded sleeve 2, resistor disc 3, terminals 4, inner chamber 5, reed 6 and contact 7, rotating shaft 1 is connected with threaded sleeve 2, threaded sleeve 2, resistor disc 3 and terminals 4 are one-body molded, and rotating shaft 1 one ends are provided with inner chamber 5, are provided with reed 6 in the inner chamber 5, reed 6 is provided with contact 7, and contact 7 is embedded in the inner chamber 5.

During use, rotating shaft 1 is connected with threaded sleeve 2, threaded sleeve 2, resistor disc 3 and terminals 4 integrated injection moldings, and rotating shaft 1 one ends are provided with inner chamber 5, are provided with reed 6 in the potentiometer body cavity of inner chamber 5 one sides, and with contact 7, contact 7 is embedded in the inner chamber 5 on the reed 6.This rotational potentiometer is simple in structure, compact and rationally, easy to assembly quick, connection is reliable, low cost of manufacture, stable performance, high pressure resistant effective, sealing property is high, prolonged the useful life of potentiometer, greatly improved the reliability of potentiometer work, be easy to use and promote.

Claims (2)

1. rotational potentiometer, comprise rotating shaft (1), threaded sleeve (2), resistor disc (3), terminals (4), inner chamber (5) and reed (6), it is characterized in that, rotating shaft (1) is connected with threaded sleeve (2), threaded sleeve (2), resistor disc (3) and terminals (4) are one-body molded, rotating shaft (1) one end is provided with inner chamber (5), and inner chamber (5) one sides are provided with reed (6).

2. rotational potentiometer according to claim 1 is characterized in that, reed (6) is provided with contact (7), and contact (7) is embedded in the inner chamber (5).

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