CN2420794Y

CN2420794Y - Head set used on ordinary telephone set

Info

Publication number: CN2420794Y
Application number: CN 00205090
Authority: CN
Inventors: 欧阳聪星
Original assignee: Individual
Current assignee: Individual
Priority date: 2000-03-15
Filing date: 2000-03-15
Publication date: 2001-02-21
Anticipated expiration: 2010-03-15

Abstract

The utility model relates to a head set used on an ordinary table telephone set. The utility model is an interface device which can enable the head set to obtain speech sending and receiving signals from a signal output socket of a microphone for a table telephone set and can also enable users of the telephone set to carry out conversation by adopting the head set. The device is provided with a switching control box which can carry out continuous switching between a handle-typed microphone and the head set on the end head of a continuous cable of the head set which is composed of an earphone and an extending rod type microphone. The switching control box is composed of a four-knife double-throw toggle switch, a four-core socket and a four-core cable with a four-core plug.

Description

The headset that on common desk telephone set, uses

The utility model relates to a kind of novel structure, electrophone easy to use, exactly, relates to a kind of headset that uses on the common desk telephone set of handle type microphone, belongs to the design feature technical field of telephone transmitter or receiver.

Common desk telephone set all is the electrophone that adopts hand-hold type, is called the handle type microphone again.The user is in communication process, if both hands also will be done other thing, will feel very inconvenient.The telephone set that has is provided with hands-free electrophone, though can vacate both hands,, the sound of its loud speaker output is bigger, easily surrounding environment is caused noise jamming, also makes the privacy of dialog context can not get protection.In recent years, a kind of rather well received novel pocket telephone set has appearred on the market, the headset of being made up of earphone and boom formula microphone that this telephone set adopts.Use this headset, the user can liberate two hands and go to do other things in the whole process of making a phone call fully, and is very convenient; Can keep conversation secret again.But present headset is to adopt the sort of cylindrical plug head that uses as common headphones as its signaling interface of talking about and being talked about that send with the pocket telephone set.And the accepted call signal interface that send of the desk telephone set of handle type microphone is RJ-11C four needle sockets that are positioned on the telephone set pedestal.Like this, common desk telephone set just can not continue with headset and enjoy the latter's benefit.

The purpose of this utility model provides a kind of headset that uses on the common desk telephone set of handle type microphone, allow the desk telephone set user of conventional handle formula microphone also can use headset, the convenience that both hands are vacateed in impression.

The purpose of this utility model is achieved in that and includes: the headset by earphone and boom formula microphone are formed is characterized in that: the termination of the cable that continues of this headset is provided with a control box of switching that can continue and switch between handle type microphone and headset.

The above-mentioned control box of switching is by a four blade double-throw toggle switch, a four-core socket and a four-core cable that has the four-core plug are formed, wherein four of four blade double-throw toggle switch changeover contacts link to each other with each heart yearn of a four-core plug by above-mentioned four-core cable respectively, and two groups of rest(ing) contacts of this four blade double-throw toggle switch then link to each other with four heart yearns of the cable that continues of above-mentioned headset and four heart yearns of a four-core socket respectively.

Above-mentioned four-core plug and four-core socket can be the plug and sockets of RJ-11C model.

Main feature of the present utility model is to provide a kind of interface arrangement that is used for the common desk telephone set of handle type microphone for headset, make headset from the microphone signal accessory power outlet of desk telephone set, to obtain telecommunication signal and accepted call signal, thereby make the user of desk telephone set also can adopt headset to converse.And this interface arrangement adopts one 4 dpdt double-pole double-throw (DPDT) toggle switch, send the connection of accepted call signal to carry out switching controls to telephone set: to make and send accepted call signal or be connected to the handle type microphone, perhaps be connected to headset.Like this, the user of desk telephone set can select conventional handle formula microphone or headset to converse according to its hobby and custom, provides users with the convenient.Moreover this device circuit structure is quite simple, very easy to use, and with low cost, easy to utilize.

Another embodiment of the present utility model directly connects a four-core plug on the termination of the cable of headset, as long as be inserted in the microphone signal accessory power outlet of common desk telephone set, just can converse and use.The circuit structure of this device is simpler; Just it is in use, need make appropriate change to program or custom that tradition is made a phone call, promptly need to utilize the hook switch of this phone of handle type microphone roof pressure on the original telephone set to do off-hook and on-hook action, conversation then is to utilize headset to carry out, the use of this embodiment also is quite easily, and cost is cheaper, especially is fit to apply.

Describe structure of the present utility model, feature and effect in detail below in conjunction with accompanying drawing:

Fig. 1 is the structured flowchart schematic diagram of an embodiment of the present utility model.

Fig. 2 is the principle schematic of the circuit structure of an embodiment of the present utility model.

Fig. 3 is the structured flowchart schematic diagram of another embodiment of the present utility model.

Fig. 4 is the principle schematic of the circuit structure of another embodiment of the present utility model.

Referring to the structured flowchart of an embodiment of the present utility model illustrated in figures 1 and 2 and the principle schematic of circuit structure.The utility model is a kind of headset that uses on the common desk telephone set of handle type microphone, it includes: by the headset 1 that earphone and boom formula microphone are formed, the termination that it is characterized in that the cable 11 that continues of this headset 1 be provided with one can between the handle type microphone 3 of common desk telephone set and headset 1, continue switch switch control box 2.This switches control box 2 is by a four blade double-throw toggle switch 21, a four-core socket 22 and a four-core cable 24 that has four-core plug 23 are formed, wherein four of four blade double-throw toggle switch 21 changeover contact A link to each other with each bar heart yearn of a four-core plug 23 by above-mentioned four-core cable 24 respectively, and two groups of rest(ing) contact B, C of this four blade double-throw toggle switch 21 then link to each other with four heart yearns of the cable 11 that continues of above-mentioned headset 1 and four heart yearns of a four-core socket 22 respectively.This four-core plug 23 and four-core socket 22 can be the plug and sockets of RJ-11C model.5 is the output interface sockets that are positioned at four core microphone signals on the desk phone machine base among the figure, and microphone (transmitter) signal and loud speaker (receiver) signal respectively take two cores wherein.Also be that four cores are arranged in the cable of headset 1 of the present utility model, microphone and earphone two cores by wherein respectively are connected signal.

Original handle type microphone 3 of common desk telephone set itself has a pitch of the laps flexible cord 4, and its two ends respectively have a four-core plug 41,42 (to be generally: the RJ-11C model).In the application of present embodiment, the four-core socket 31 that the RJ-11C four-core plug 42 of pitch of the laps flexible cord 4 one ends inserts on microphone 3 handles, 41 of the RJ-11C four-core plugs of the other end insert the utility model and switch in the RJ-11C four-core socket 22 of control box 2.21 groups of four blade double-throw toggle switches in switching control box 2 are when the C end position, the microphone signal of desk telephone set is then by the socket 5 of its output interface A end → C end and the socket 22 via the plug 23 of switching control box 2 of the present utility model, four-core cable 24, four blade double-throw toggle switch 21, and the plug 42 and the handle type microphone 3 of the plug 41 by being inserted in 22 li of this sockets, pitch of the laps flexible cord 4, the other end continue again.The microphone signal of desk telephone set is sent to handle type microphone 3, can be as used microphone to receive calls in the past.When 21 groups of the four blade commutators of switching control box 2 during at the B end position, the microphone signal of desk telephone set just is sent to headset 1 by the A end → B end of four blade double-throw toggle switch 21.Like this, the user is by stirring the four blade commutator 21 of switching control box 2, and the microphone signal that just can realize telephone set is switched control between handle type microphone 3 and headset 1.

Referring to the structured flowchart of Fig. 3 and another embodiment of the utility model shown in Figure 4 and the principle schematic of circuit structure, this embodiment is provided with a four-core plug 12 that can insert electrophone output/input interface socket 5 on the plain old telephone machine base on the termination of the cable 11 that continues of the headset of being made up of earphone and boom formula microphone 1.The model of this four-core plug 12 is consistent with the model of interface socket 5, normally RJ-11C.The cable 11 that continues of above-mentioned headset 1 can be a quad, also can four-core pitch of the laps flexible cord.

In this embodiment, the original handle type microphone 3 of desk telephone set is not connected with the coiling cable of microphone, therefore can not transmit telephone signal, does not possess and is talked about and send the words ability.At this moment, the user utilizes the action of gravity of handle type microphone 3 hook switch of desk telephone set is pressed and upspring operation: the microphone handle is placed on the handle set, pushes down hook switch and in order to on-hook; Or mention the microphone handle, and it is moved away from handle set, make hook switch upspring and off-hook.Like this, desk telephone set send accepted call signal just can directly transmit between the socket 5 of the output signal on headset 1 and the telephone set pedestal and converses.

The utility model is manufactured experimently out the model machine of two kinds of embodiment and is tested enforcement respectively, has all obtained good communication effect, and speech is clear, and is easy to use, realized goal of the invention; And device circuit is simple in structure, and is with low cost, and good market prospects are arranged.

Claims

1, a kind of headset that on common desk telephone set, uses, include: the headset by earphone and boom formula microphone are formed is characterized in that: the termination of the cable that continues of this headset is provided with a control box of switching that can continue and switch between handle type microphone and headset.

2, the headset that uses on common desk telephone set as claimed in claim 1 is characterized in that: the above-mentioned control box of switching is by a four blade double-throw toggle switch, and a four-core socket and a four-core cable that has the four-core plug are formed; Wherein four of four blade double-throw toggle switch changeover contacts link to each other with each heart yearn of a four-core plug by above-mentioned four-core cable respectively, and two groups of rest(ing) contacts of this four blade double-throw toggle switch then link to each other with four heart yearns of the cable that continues of above-mentioned headset and four heart yearns of a four-core socket respectively.

3, the headset that uses on common desk telephone set as claimed in claim 1 or 2 is characterized in that: above-mentioned four-core plug and four-core socket can be the plug and sockets of RJ-11C model.