CN102608750A

CN102608750A - Endoscope capable of calculating winding and unwinding length

Info

Publication number: CN102608750A
Application number: CN2011100269847A
Authority: CN
Inventors: 陈永修
Original assignee: THREE-IN-ONE ENTERPRISE Co Ltd
Current assignee: THREE-IN-ONE ENTERPRISE Co Ltd; Three in One Enterprises Co Ltd
Priority date: 2011-01-25
Filing date: 2011-01-25
Publication date: 2012-07-25
Anticipated expiration: 2031-01-25
Also published as: CN102608750B

Abstract

The invention discloses an endoscope capable of calculating the winding and unwinding length, which comprises a pliable cable, a line wheel, a support frame, a handheld host, a transmission line and at least two receiving elements, wherein the line wheel is provided with an emission element; the support frame is provided with the receiving elements; when the line wheel is rotated, an emission signal emitted by the emission element is induced by the receiving elements, then the receiving elements generate an output signal; the rotation turns and the rotation direction of the line wheel are detected by the output signal sent out by the receiving elements, so as to calculate the length of the pliable cable of the line wheel in different number of turns; and the winding and unwinding length can be displayed on the handheld host.

Description

Can calculate retractable cable length introscope

Technical field

The present invention relates to a kind of introscope, particularly a kind of introscope that calculates unwrapping wire length.

Background technology

The invention of introscope significantly promotes and penetrates the effect that object is observed its internal mechanism; And be widely used in each field; Mostly endoscope apparatus early is that big monitor, light source, power supply and introscope form; And these a little equipment are all comparatively heavy and bulky at that time, research and develop through this efforts in several years, can introscope equipment are contracted to hand-holdable and carry.

And these portable introscope equipment, because volume is little, easy to operate, widely popular the use; Except being used to examine the inside of human body, multiple use is also arranged in industry, however present introscope equipment; Its flexible pipe is all regular length, as 1 meter, 3 meters or the like, in the utilization of examination human body; This kind length still can be dealt with, but is applied in the problem that then has curtailment in the industry, as surveying sewer, underground utilities; The flexible pipe that often need go up hectometer length just is enough to deal with; And these flexible pipes also need to manage the device of length, can learn just when using flexible pipe how many hose lengths of seeing off at present is, can learn just also when being involved in how many hose lengths that has been involved at present is.

Summary of the invention

Main order of the present invention provides a kind of introscope that calculates unwrapping wire length, solves the problem that above-mentioned existing introscope can't be learnt length in use by this.

Above-mentioned purpose of the present invention is achieved in that a kind of introscope that calculates retractable cable length, comprising:

One pliability cable, the one of which end has a control module, is provided with several RCAs in it;

One line wheel supplies the pliability cable to twine on it, and a side panel face of this line wheel is provided with a radiated element that is used for launching emission signal more than, and this line wheel has one first Port and one second Port, and this first Port connects the pliability cable;

One bracing frame has one first support bar and one second support bar, and an end of this first support bar and this second support bar articulates this line wheel;

One hand-held main frame, its inside comprises a microprocessor and a retractable cable input circuit, and has one the 3rd Port;

One transmission line connects the 3rd Port of hand-held main frame and second Port of line wheel, in order to transmit signal or data; And

Receiving element more than at least two; Its correspondence is arranged at this line wheel and goes up on first support bar and second support bar of radiated element position; This receiving element is connected with the retractable cable input circuit of hand-held main frame through transmission line, and the output signal of this receiving element is fed through microprocessor through the retractable cable input circuit.

Technique effect of the present invention is; When the line wheel rotates; This receiving element can produce output signal after sensing the emission signal that radiated element launches; The output signal of seeing off by receiving element predicts the rotation number of turns and the rotation direction that line is taken turns, and via microprocessor the number of turns is converted into length, and on hand-held main frame, shows.

Below in conjunction with accompanying drawing structure of the present invention, function are elaborated.

Description of drawings

Fig. 1 is an introscope overall schematic of the present invention;

Fig. 2 is the system block diagrams of receiving element output signal of the present invention.

Description of reference numerals: 10-line wheel; The 11-radiated element; The 12-wheel shaft; 13-second Port; The 20-bracing frame; 21-first support bar; 211-first receiving element; 22-second support bar; 221-second receiving element; The 31-microprocessor; 32-retractable cable input circuit; The 4-control module; 5-hands main frame; The 51-display; The 52-key groups; 53-the 3rd Port; 54-pliability cable; The 55-transmission line.

Embodiment

Fig. 1 has shown that introscope of the present invention is whole, and Fig. 2 has shown the signal Processing synoptic diagram of receiving element of the present invention.

As depicted in figs. 1 and 2, the introscope of tool retractable cable length computation of the present invention comprises a pliability cable 54, line wheel 10, one bracing frame 20, one hand-held main frame 5, a transmission line 55 and at least two above receiving elements.In the present embodiment, the application of two receiving elements will be described with first receiving element 211, second receiving element 221, not have only two but the present invention does not limit receiving element quantity.

Pliability cable 54 1 ends have a control module 4; Be provided with several RCAs in this pliability cable 54; Wherein control module 4 also is provided with an image-finding element and a plurality of lighting source, and transmits image data or controlling signal by above-mentioned RCA, and lighting source can be light emitting diode; Image-finding element can CCD or CMOS be sensor collocation optical lens, in order to obtain image data; Line wheel 10 supplies pliability cables 54 to twine on it, and particularly, pliability cable 54 twines online 10 the wheel shaft 12 of taking turns; Wheel shaft 12 both sides are that wire rod is wound in the structure that wheel shaft 12 rear defence principal vertical line materials come off from wheel shaft 12, and this structure forms a card, can be a disk or some support bars and forms; The present invention is not as limit; One side panel face of this line wheel 10 is provided with a radiated element 11, and this radiated element 11 can be launched more than one emission signal, and line wheel 10 has one first Port (figure does not show) and one second Port 13; First Port connects pliability cable 54; Therefore this control module 4 transmits image data or controlling signal by interior several RCAs of establishing, is sent in the line wheel 10 via first Port (figure does not show), and can exports via second Port 13; This bracing frame 20 has first support bar 21 and second support bar 22; One end of this first support bar 21 and this second support bar 22 articulates this line wheel 10, and particularly, this bracing frame 20 can be a three-legged structure; Triangle one end articulates the wheel shaft 12 of this line wheel 10; Make and to support by this bracing frame 20 when this line wheel 10 rotates that line wheel 10 can be dallied in the fixed position, and this first support bar 21 is provided with first receiving element 211; Second support bar 22 is provided with second receiving element 221, and the position that these receiving elements are provided with is corresponding to radiated element 11 positions on this line wheel 10; The inside of hand-held main frame 5 comprises a microprocessor 31 and a retractable cable input circuit 32; And have one the 3rd Port 53, have an IPF circuit board (not shown) and a storage card slot (not shown) and also be provided with a display 51, a key groups 52, two communication interface port (not shown), on should hand-held main frame 5; Transmission line 55 connects the 3rd Port 53 of hand-held main frame 5 and second Port 13 of this line wheel 10, in order to transmit signal or data.

This retractable cable input circuit 32 connects first receiving element 211, second receiving element 221 through transmission line 55; And be electrically connected this microprocessor 31; In order to receive the output signal of these receiving elements; And these output signals are delivered to microprocessor 31 handle, microprocessor 31 uses the circumference formula can calculate length through receiving the rotation number of turns that these output signals predict present line wheel 10; Therefore, when line wheel 10 rotates, after first receiving element 211, second receiving element 221 are sensed the emission signal that this radiated element 11 launched; First receiving element 211 and second receiving element 221 produce an output signal respectively; These output signals are fed through microprocessor 31 through retractable cable input circuit 32 and calculate, and can predict the rotation number of turns of line wheel 10 by these output signal quantity, can the number of turns be converted into length via microprocessor 31; And the display on hand-held main frame 5 51 shows; And radiated element 11 specifically can be a magnet, or is an infrared light-emitting diode, when radiated element 11 is magnet; Receiving element (211,221) specifically can be a magnetic reed switch and arranges in pairs or groups with magnet, and this magnetic reed switch can move when sensing the magnetic force of magnet and produce an output signal; When radiated element 11 is infrared light-emitting diode; Receiving element (211,221) specifically can be a photistor or an optical diode arranges in pairs or groups with infrared light-emitting diode; When the infrared ray light emitting diode is launched infra-red signal; This photistor or optical diode can produce an output signal when receiving this infra-red signal, the present invention is not exceeded with the radiated element 11 and the combination of receiving element (211,221) collocation.

In one embodiment of this invention; Except predicting the rotation number of turns of line wheel 10 by output signal quantity; Also can predict the rotation direction of line wheel 10; When this line wheel 10 clockwise rotated, these receiving elements will receive the emission signal that this radiated element 11 is launched according to the order of second receiving element 221, first receiving element 211, and see output signal off; When therefore after retractable cable input circuit 32 receives these output signals, sending microprocessor 31 processing to; This microprocessor 31 can be learnt the rotation direction of this line wheel 10 according to the sequencing of output signal, also can learn and see pliability cable 54 at present off or be involved in pliability cable 54; When rotating counterclockwise like line wheel 10; These receiving elements promptly receive the emission signal that radiated element 11 is launched according to the order of first receiving element 211, second receiving element 221; And see output signal in regular turn off; By the sequencing of this output signal, can learn present line wheel 10 for rotating counterclockwise, therefore, two receiving elements can predict line wheel 10 for clockwise or rotate counterclockwise through being set; Microprocessor 31 in the hand-held main frame 5 of order can carry out the accumulative total of pliability cable 54 length data or the processing of successively decreasing, and makes the display 51 of hand-held main frame 5 demonstrate the retractable cable physical length.

Although preceding text specify the present invention, the invention is not restricted to this, those skilled in the art of the present technique can carry out various modifications according to principle of the present invention.Therefore, all modifications of doing according to the principle of the invention all are to be understood that to falling into protection scope of the present invention.

Claims

1. introscope that can calculate retractable cable length comprises:

Receiving element more than at least two; Its correspondence is arranged at this line wheel and goes up on first support bar and second support bar of radiated element position; This receiving element is connected with the retractable cable input circuit of hand-held main frame through transmission line, and the output signal of this receiving element is fed through microprocessor through the retractable cable input circuit;

Wherein, When the line wheel rotates; This receiving element can produce output signal after sensing the emission signal that this radiated element launches; The output signal of seeing off by receiving element predicts the rotation number of turns and the rotation direction that line is taken turns, and via microprocessor the number of turns is converted into length, and on hand-held main frame, shows.

2. introscope as claimed in claim 1, wherein radiated element is a magnet.

3. introscope as claimed in claim 1, wherein radiated element is an infrared light-emitting diode.

4. introscope as claimed in claim 1, wherein receiving element is a photistor or an optical diode.

5. introscope as claimed in claim 1, wherein receiving element is a magnetic reed switch.

6. introscope as claimed in claim 1, wherein receiving element is learnt the rotation direction of this line wheel through the sequencing of output signal.

7. introscope as claimed in claim 1, wherein control module also is provided with an image-finding element and a plurality of lighting source, and transmits image data or controlling signal by said RCA.

8. introscope as claimed in claim 7, wherein said lighting source are light emitting diode.

9. introscope as claimed in claim 7, wherein said image-finding element comprises the optical lens of CCD or cmos sensor and collocation thereof.

10. introscope as claimed in claim 1 also is provided with a display, a key groups, two communication interfaces, and has an IPF circuit board and a storage card slot on the wherein hand-held main frame.