CN2630411Y - Telephone set long-distance lock - Google Patents

Abstract

The utility model relates to a long-distance call lock for a phone set, which comprises a casing, a lock core and a base with a pin. The lock core is inserted into the casing and the back is fixed with the base. The lock core is an integrated lock core, on which blind holes and lock blade holes are arranged. The blind hole is provided with a spring and a steel ball. The steel ball matches with the pin connecting and covering the base of back of lock heart. The lock blade hole is provided with a blade and a terminal face of the installed casing and the lock heart embeds the mental protective cover. Compared with the prior art, the utility model is simple, cost-effective, moreover, the mental cover of the original one more easily oxidizes and rusts, and thus the utility model gives a negative effect on use of the phone lock and shortens the life service of the phone lock. With the above design, the overall structure of the long distance phone is simplified and the cost is reduced. Meanwhile, the utility model also improves the safety and stability of the long distance phone, and has the advantages of quick and convenient assembly, low costs and long service life.

Description

The long-distance lock of telephone

Affiliated technical field

The utility model relates to the long-distance lock of a kind of telephone.

Background technology

Traditional Lock for telephone all is provided with iron sheet outer cover and iron sheet inner cover in the front of lock body, lock core in it is for dividing body structure, assembly structure more complicated not only, and cost of production is also than higher, particularly iron sheet inner cover service time slightly length will the oxidation blackout get rusty, influence the normal function of use and the application life of Lock for telephone.

Summary of the invention

For the structure more complicated that overcomes the long-distance lock of telephone in the prior art, cost of production also than higher and the easy oxidation and rusting of iron sheet inner cover, the normal function of use that influences Lock for telephone and the problem in application life, the utility model provides a kind of telephone long-distance lock, the long-distance lock of this telephone simple in structure, cost is low, long service life, good reliability.

The technical scheme that its technical problem that solves the utility model adopts is: the pedestal that comprises shell, lock core and band pin, the lock core sleeve is in shell, the rear end fixed pedestal of shell, the plastics lock core that lock core is integrated, which is provided with the blind hole and the locking plate hole that are arranged on the same axis, assembling spring and steel ball in the blind hole, steel ball matches with pin in the pedestal that is socketed in the lock core rear end, locking plate is provided with locking plate in the hole, the end face interlocking metal protection lid after shell and the lock core assembling.

The utility model is by above-mentioned design, simplified the overall structure of the long-distance lock of telephone, reduced cost of production, also improved simultaneously the reliability and stability of the long-distance lock of telephone, had that assembling is quick, use is easy to operate, cost is low, the advantage of long service life.

Description of drawings

Further illustrate particular content of the present utility model below in conjunction with drawings and Examples.

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

Fig. 2 is the structural representation of lock core.

The specific embodiment

As shown in the figure, the utility model comprises the pedestal 4 of shell 1, lock core 2 and band pin 3, lock core 2 sleeves are in shell 1, the rear end fixed pedestal 4 of shell 1, the plastics lock core that lock core 2 is integrated which is provided with the blind hole 5 and the locking plate hole 9 that are arranged on the same axis, assembling spring 6 and steel ball 7 in the blind hole 5, steel ball 7 matches with pin 3 in the pedestal 4 that is socketed in lock core 2 rear ends, and locking plate 10 is set in the locking plate hole 9, the end face interlocking metal protection lid 8 after shell 1 and lock core 2 assemblings.Under user mode, the key of insertion is opened locking plate 10 and is driven lock core 2 and rotates, and the purpose of limiting telephone machine exhalation is played in the connection that replace on different pin 3 of the steel ball 7 in the lock core 2.

Claims (1)

1, the long-distance lock of a kind of telephone, the pedestal that comprises shell, lock core and band pin, the lock core sleeve is in shell, the rear end fixed pedestal of shell, it is characterized in that the plastics lock core that lock core (2) is integrated, which is provided with the blind hole (5) and locking plate hole (9) that are arranged on the same axis, assembling spring (6) and steel ball (7) in the blind hole (5), steel ball (7) matches with pin (3) in the pedestal (4) that is socketed in lock core (2) rear end, locking plate (10) is set, the end face interlocking metal protection lid (8) after shell (1) and lock core (2) assembling in the locking plate hole (9).

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