CN106553732A

CN106553732A - A kind of control device of folded tube

Info

Publication number: CN106553732A
Application number: CN201611098366.2A
Authority: CN
Inventors: 李穆威; 李穆生
Original assignee: Foshan Lion Technology Co Ltd
Current assignee: Foshan Lion Technology Co Ltd
Priority date: 2016-12-03
Filing date: 2016-12-03
Publication date: 2017-04-05

Abstract

The present invention relates to a kind of control device of folded tube, including the second connecting plate, the rotating shaft of the first connecting plate of connection and the second connecting plate, differential unit, driver element, locking unit and the performance element that first connecting plate and the second pipe fitting of the first pipe fitting, the second pipe fitting and the first pipe fitting fixation is fixed；Driver element is connected with locking unit, performance element by differential unit；Locking unit can realize locking or unblock between the first connecting plate and the second connecting plate；Performance element drives the second connecting plate to rotate relative to the first connecting plate.When cyclist presses the switch of driver element or rotates the handle of driver element, driver element drives locking unit and performance element motion by differential unit, so as to realize the folding and expansion of folded tube, operating process is simple, makes the folding and expansion of folding bicycle become more convenient.

Description

A kind of control device of folded tube

Technical field

The present invention relates to a kind of control device of folded tube, the especially control device of bicycle folded tube.

Background technology

Folding bicycle is due to easy to use, present more and more welcomed by the people, but the folding of folding bicycle Or launch to complete manually, especially for the folded tube on folding bicycle, the motion and locking dress between pipe fitting The locking put or unblock are required for manually operated, and operating process is comparatively laborious.

The content of the invention

The technical problem to be solved in the present invention is to provide a kind of control device of folded tube, makes cyclist by simple behaviour Work can just complete the folding of folded tube or expansion and the locking or unblock of locking device.

To solve above-mentioned technical problem, the technical scheme is that：A kind of control device of folded tube, including first pipe Part, the second pipe fitting, the first connecting plate, the second connecting plate and rotating shaft, first connecting plate are fixed on first pipe fitting, institute State the second connecting plate to be fixed on second pipe fitting, the side of first connecting plate is led to the side of second connecting plate Cross the rotating shaft to be hinged；The control device of the folded tube also includes differential unit, driver element, locking unit and performance element； The differential unit include the first wire spool, the second wire spool, the 3rd wire spool, the first annulus, the second annulus, the first bracing wire, Second bracing wire, the 3rd bracing wire and the 4th bracing wire；Pedestal, second wire spool and the described 3rd are fixed with first pipe fitting Wire spool is arranged on the pedestal；One end of first bracing wire is fixed on first wire spool, the other end with it is described First annulus is connected；Described second is drawstring through first annulus, one end of second bracing wire be fixed on described second around On drum, the other end is fixed on the 3rd wire spool；One end of 3rd bracing wire is fixed on first wire spool, The other end is connected with second annulus；Described 4th is drawstring through second annulus, and one end of the 4th bracing wire is fixed On second wire spool, the other end is fixed on the 3rd wire spool；The driver element and the differential unit First wire spool is connected, and the driver element drives first wire spool to rotate；The locking unit and the differential unit The second wire spool be connected, second wire spool drives the locking unit motion, and the locking unit can be realized described Locking or unblock between first connecting plate and second connecting plate；The performance element and second connecting plate, institute The 3rd wire spool for stating differential unit is connected, the 3rd wire spool by the performance element drive second connecting plate around The axis of rotation.

As the further improvement of the control device of above-mentioned folded tube of the invention, the driver element include motor, first Gear reduction unit and control circuit unit；The motor and the first gear decelerator are arranged on the pedestal；The electricity The output shaft of machine is connected with the first gear decelerator, and the first wire spool of the differential unit is fixed on the first gear On the output shaft of decelerator；The control circuit unit is electrically connected with the motor, and the control circuit unit controls the electricity The rotation of machine.

Used as the further improvement of the control device of above-mentioned folded tube of the invention, the control circuit unit includes first Microswitch, the second microswitch, the first diode, the second diode, DPDT formula switch and battery；The DPDT Formula switch is non-automatically reset switch；The DPDT formula switch has two groups of terminals, i.e. the first pole the first terminal, the first pole Second terminal and the first pole public terminal, the second pole the first terminal, the second pole Second terminal and the second pole public terminal；Described One microswitch is fixed in folded tube, when the structure in folded tube touches the trigger mechanism of first microswitch, institute State the first microswitch and produce switching action；Second microswitch is fixed in folded tube, when the structure in folded tube is touched When touching the trigger mechanism of second microswitch, second microswitch produces switching action；The DPDT formula is opened First pole the first terminal of pass, the second pole Second terminal are electrically connected with the positive pole of the battery；The DPDT formula switch First pole Second terminal, the second pole the first terminal are electrically connected with the negative pole of the battery；The first of the DPDT formula switch Pole public terminal is electrically connected with the positive pole of first diode；The negative pole of first diode and first microswitch The electrical connection of normally closed terminal；The public terminal of first microswitch is electrically connected with the first terminal of the motor；The electricity The second pole public terminal that the Second terminal of machine is switched with the DPDT formula is electrically connected；The negative pole of second diode with The positive pole electrical connection of first diode；The positive pole of second diode is electric with the normally closed terminal of second microswitch Connection；The public terminal of second microswitch is electrically connected with the public terminal of first microswitch.

Used as the further improvement of the control device of above-mentioned folded tube of the invention, the control circuit unit includes first Microswitch, the second microswitch, the first relay, the second relay, triple-pole double throw formula switch and battery；First relay Device has one group of terminal, i.e. the first relay public terminal and the first relay normally open terminal；Second relay has one group of end Son, i.e. the second relay public terminal and the second relay normally open terminal；The triple-pole double throw formula switch is non-automatically reset Switch；The triple-pole double throw formula switch has three groups of terminals, i.e. the first pole the first terminal, the first pole Second terminal and first extremely public Terminal, the second pole the first terminal, the second pole Second terminal and the second pole public terminal, the 3rd pole the first terminal, the 3rd pole second Terminal and the 3rd pole public terminal；First microswitch is fixed in folded tube, when described in the structure touching in folded tube During the trigger mechanism of the first microswitch, first microswitch produces switching action；Second microswitch is fixed on In folded tube, when the structure in folded tube touches the trigger mechanism of second microswitch, second microswitch is produced Raw switching action；The positive pole of the first pole the first terminal of triple-pole double throw formula switch, the second pole Second terminal and the battery Electrical connection；First pole Second terminal of the triple-pole double throw formula switch, the second pole the first terminal are electrically connected with the negative pole of the battery Connect；The first pole public terminal that the normally closed terminal of first microswitch is switched with the triple-pole double throw formula is electrically connected；It is described The public terminal of the first microswitch is electrically connected with a terminal of the coil of first relay；First relay The 3rd pole the first terminal that another terminal of coil is switched with the triple-pole double throw formula is electrically connected；Second microswitch The first pole public terminal that normally closed terminal is switched with the triple-pole double throw formula is electrically connected；The public terminal of second microswitch Electrically connect with a terminal of the coil of second relay；Another terminal of the coil of second relay with it is described 3rd pole Second terminal electrical connection of triple-pole double throw formula switch；The first terminal of the motor is switched with the triple-pole double throw formula First pole public terminal electrical connection；The Second terminal of the motor is electrically connected with the first relay normally open terminal；Described The 3rd pole public terminal that one relay public terminal is switched with the triple-pole double throw formula is electrically connected；The triple-pole double throw formula switch The second pole public terminal for switching with the triple-pole double throw formula of the 3rd pole public terminal electrically connect；Second relay normally open Terminal is electrically connected with the first relay normally open terminal；The second relay public terminal is public with first relay Terminal is electrically connected.

Used as the further improvement of the control device of above-mentioned folded tube of the invention, the control circuit unit includes first Microswitch, the second microswitch, the 3rd relay, the 4th relay, the first button switch, the second button switch and battery； 3rd relay has three groups of terminals, i.e. the 3rd the first public terminal of relay and the 3rd the first normally opened terminal of relay, the Three the second public terminals of relay and the 3rd the second normally opened terminal of relay, the 3rd public terminal of the 3rd relay and the 3rd relay The 3rd normally opened terminal of device；4th relay has three groups of terminals, i.e. the 4th the first public terminal of relay and the 4th relay First normally opened terminal, the 4th the second public terminal of relay and the 4th the second normally opened terminal of relay, the 4th relay the 3rd are public The 3rd normally opened terminal of common terminal and the 4th relay；First button switch and second button switch all automatically reset Normally open push button switch；First microswitch is fixed in folded tube, when the structure touching in folded tube it is described first micro- During the trigger mechanism of dynamic switch, first microswitch produces switching action；Second microswitch is fixed on folded tube On, when the structure in folded tube touches the trigger mechanism of second microswitch, second microswitch produces switching Action；One terminal of first button switch is electrically connected with the 3rd normally opened terminal of the 3rd relay；Described first presses Another terminal of button switch is electrically connected with the 3rd public terminal of the 3rd relay；The 3rd normally opened end of 3rd relay The sub positive pole with the battery is electrically connected；The normal-closed end of the 3rd public terminal of the 3rd relay and first microswitch Son electrical connection；The public terminal of first microswitch is electrically connected with a terminal of the coil of the 3rd relay；Institute Another terminal for stating the coil of the 3rd relay is electrically connected with the negative pole of the battery；One end of second button switch It is sub to electrically connect with the 3rd normally opened terminal of the 4th relay；Another terminal of second button switch with the described 4th after The 3rd public terminal of electrical equipment is electrically connected；The 3rd normally opened terminal of 4th relay is electrically connected with the positive pole of the battery；It is described The 3rd public terminal of 4th relay is electrically connected with the normally closed terminal of second microswitch；The public affairs of second microswitch Terminal is electrically connected with a terminal of the coil of the 4th relay altogether；Another terminal of the coil of the 4th relay Electrically connect with the negative pole of the battery；3rd relay, the first normally opened terminal is electrically connected with the positive pole of the battery；It is described 3rd the first public terminal of relay is electrically connected with the first terminal of the motor；The Second terminal of the motor and the described 3rd The second public terminal of relay is electrically connected；3rd relay, the second normally opened terminal is electrically connected with the negative pole of the battery；Institute State the 4th the first normally opened terminal of relay to electrically connect with the first normally opened terminal of the 3rd relay；4th relay first Public terminal is electrically connected with the second public terminal of the 3rd relay；The second public terminal of 4th relay and described Three the first public terminals of relay are electrically connected；4th relay, the second normally opened terminal is normally opened with the 3rd relay second Terminal is electrically connected.

Used as the further improvement of the control device of above-mentioned folded tube of the invention, the driver element includes drive shaft and hand Handle；The drive shaft be arranged on the pedestal on, the handle is fixed in the drive shaft, the differential unit first around Drum is fixed in the drive shaft.

Used as the further improvement of the control device of above-mentioned folded tube of the invention, the locking unit includes the 4th coiling Disk, the 5th bracing wire, the first latch and latch spring；First connecting plate is provided with the first location hole, and second connecting plate sets There is the second location hole；4th wire spool is fixedly connected with the second wire spool of the differential unit, the 4th wire spool The first limited block is provided with, the pedestal is provided with the second limited block, and it is spacing that first limited block can touch described second Block；One end of 5th bracing wire is fixed on the 4th wire spool, the other end is connected with first latch；Described first Latch is provided with the first latch inclined-plane, and first latch is interspersed in the first location hole of first connecting plate, when described First latch described in when first connecting plate and second connecting plate close up may be inserted into the second positioning of second connecting plate Kong Zhong；Withstand first latch, the other end and withstand the pedestal in one end of the latch spring.

Used as the further improvement of the control device of above-mentioned folded tube of the invention, the locking unit includes the 4th coiling Disk, the 5th bracing wire, the first latch, latch spring and blocking unit；First connecting plate is provided with the first location hole, and described second Connecting plate is provided with the second location hole；4th wire spool is fixedly connected with the second wire spool of the differential unit, and described Four wire spools are provided with the first limited block, and the pedestal is provided with the second limited block, and first limited block can be touched described Second limited block；One end of 5th bracing wire is fixed on the 4th wire spool, the other end is connected with first latch； First latch is interspersed in the first location hole of first connecting plate, when first connecting plate and second connection First latch described in when plate closes up is may be inserted in the second location hole of second connecting plate；One end top of the latch spring State the first latch, the other end and withstand the pedestal in residence；The blocking unit includes block, stopper spring and blocking unit shell Body；The block and the stopper spring are arranged in the blocking unit housing, and one end of the stopper spring is withstood described Block, the other end withstand the blocking unit housing；The blocking unit housing is fixed on first pipe fitting；Described second Connecting plate can touch the block；When second connecting plate does not touch the block, the block is in the block First latch is stretched out and can stop in the presence of spring from the blocking unit housing, prevent first latch from Move to locking direction；When second connecting plate touch the block when, second connecting plate can make the block to Move in the blocking unit housing, so as to release stop of the block to first latch, make first latch can To move and insert in the second location hole of second connecting plate to locking direction.

Used as the further improvement of the control device of above-mentioned folded tube of the invention, the locking unit includes the 4th coiling Disk, the 5th bracing wire, latch hook, latch hook spring and latch hook rotating shaft；Second wire spool of the 4th wire spool and the differential unit It is fixedly connected, the 4th wire spool is provided with the first limited block, the pedestal is provided with the second limited block and the 3rd limited block, First limited block can touch second limited block or the 3rd limited block；The latch hook is by the latch hook rotating shaft On first connecting plate, the latch hook can around the latch hook axis of rotation, one end of the latch hook spring with The latch hook is connected, the other end is connected with first connecting plate；First connecting plate is provided with the first location hole, and the described 5th One end of bracing wire is fixed on the 4th wire spool, the other end is connected through first location hole with the latch hook；Work as institute State the first connecting plate and the latch hook can hook second connecting plate when second connecting plate closes up.

Used as the further improvement of the control device of above-mentioned folded tube of the invention, the locking unit includes the 4th coiling Disk, the 5th bracing wire, the first latch, latch spring and auxiliary unit；First connecting plate is provided with the first location hole, and described second Connecting plate is provided with the second location hole；Locating piece is fixed with second pipe fitting, the locating piece is provided with auxiliary positioning hole；Institute State the 4th wire spool to be fixedly connected with the second wire spool of the differential unit；One end of 5th bracing wire is fixed on described On four wire spools, the other end is connected with first latch；First latch is provided with the first latch inclined-plane, and described first inserts Pin is interspersed in the first location hole of first connecting plate, when first connecting plate and second connecting plate close up when institute State in the second location hole that the first latch may be inserted into second connecting plate；Withstand described first in one end of the latch spring Latch, the other end withstand the pedestal；The auxiliary unit includes auxiliary bolt, auxiliary stay, secondary spring and auxiliary unit Pedestal；The auxiliary unit pedestal is fixed on first pipe fitting；The auxiliary bolt is provided with auxiliary bolt inclined-plane, described Auxiliary bolt is arranged on the auxiliary unit pedestal, and when folded tube is in folded state, the auxiliary bolt may be inserted into institute State in the auxiliary positioning hole of locating piece；Withstand the auxiliary bolt, the other end and withstand the auxiliary in one end of the secondary spring Unit pedestal；One end of the auxiliary stay is fixed on the 4th wire spool, the other end is connected with the auxiliary bolt.

Used as the further improvement of the control device of above-mentioned folded tube of the invention, the performance element includes the 5th coiling Disk, the 6th wire spool, the 6th bracing wire and the 7th bracing wire；3rd wire spool of the 5th wire spool and the differential unit is fixed Connection, the 6th wire spool is fixed on second connecting plate, the axis of the 6th wire spool and the axle of the rotating shaft Line is located along the same line, and the 5th wire spool is with the 6th wire spool by the 6th bracing wire and the 7th bracing wire It is connected.

Used as the further improvement of the control device of above-mentioned folded tube of the invention, the performance element includes the first execution tooth Wheel and second performs gear；The first execution gear is fixedly connected with the 3rd wire spool of the differential unit, and described second Perform gear to be fixed on second connecting plate, described second performs the axis of gear and the axis of the rotating shaft positioned at same On straight line, the first execution gear is meshed with the described second execution gear.

Used as the further improvement of the control device of above-mentioned folded tube of the invention, the performance element includes the 3rd execution tooth Wheel, the 4th perform gear and second gear decelerator；The 3rd execution gear is solid with the 3rd wire spool of the differential unit Fixed to connect, the 4th execution gear is fixed on second connecting plate, and the described 4th performs the axis of gear and described turn The axis of axle is located along the same line, and the second gear decelerator is fixed on first pipe fitting；The second gear subtracts Fast device is the Worm-gear type decelerator with auto-lock function, and the second gear decelerator includes that second gear decelerator is input into Gear and second gear output gear of speed reducer；The 3rd execution gear is mutually nibbled with the second gear decelerator input gear Close, the 4th execution gear is meshed with the second gear output gear of speed reducer.

The invention has the beneficial effects as follows：As long as cyclist presses the switch of control circuit unit or rotates handle, fold The control device of pipe can just complete the folding of folded tube or expansion and the locking of locking device or unblock operation, operating process letter It is single, make the folding or expansion of folding bicycle become more convenient.

Description of the drawings

Fig. 1 is the stereoscopic schematic diagram of the control device first embodiment of folded tube of the present invention；

Fig. 2 is the A direction views of first embodiment of the invention shown in Fig. 1；

Fig. 3 is the B direction views of first embodiment of the invention shown in Fig. 1；

Fig. 4 is the C direction views of first embodiment of the invention shown in Fig. 3；

Fig. 5 is the H-H sectional views of first embodiment of the invention shown in Fig. 2；

Fig. 6 is the N-N sectional views of first embodiment of the invention shown in Fig. 3；

Fig. 7 is the structural representation of the differential unit of the control device first embodiment of folded tube of the present invention；

Fig. 8 is the structural representation of the driver element of the control device first embodiment of folded tube of the present invention；

Fig. 9 is the circuit diagram of the driver element of the control device first embodiment of folded tube of the present invention；

Figure 10 is the H-H sectional views of Fig. 2, and the folded tube of first embodiment of the invention is changed into deployed condition from folded state Action specification figure；

Figure 11 is the H-H sectional views of Fig. 2, and the folded tube of first embodiment of the invention is changed into folded state from deployed condition Action specification figure；

Figure 12 is the improvement of the circuit diagram of the driver element of the control device first embodiment of folded tube of the present invention；

Figure 13 is the structural representation of the driver element of the control device second embodiment of folded tube of the present invention；

Figure 14 is the circuit diagram of the driver element of the control device second embodiment of folded tube of the present invention；

Figure 15 is the structural representation of the driver element of the control device 3rd embodiment of folded tube of the present invention；

Figure 16 is the circuit diagram of the driver element of the control device 3rd embodiment of folded tube of the present invention；

Figure 17 is the structural representation of the control device fourth embodiment of folded tube of the present invention；

Figure 18 is the P-P sectional views of fourth embodiment of the invention shown in Figure 17；

Figure 19 is the structural representation of the 5th embodiment of control device of folded tube of the present invention；

Figure 20 is the T-T sectional views of fifth embodiment of the invention shown in Figure 19；

Figure 21 is the T-T sectional views of Figure 19, and the folded tube of fifth embodiment of the invention is changed into deployed condition from folded state Action specification figure；

Figure 22 is the T-T sectional views of Figure 19, and the folded tube of fifth embodiment of the invention is changed into folded state from deployed condition Action specification figure；

Figure 23 is the structural representation of the control device sixth embodiment of folded tube of the present invention；

Figure 24 is the structural representation of the 7th embodiment of control device of folded tube of the present invention；

Figure 25 is the U-U sectional views of seventh embodiment of the invention shown in Figure 24；

Figure 26 is the U-U sectional views of Figure 24, and the folded tube of seventh embodiment of the invention is changed into deployed condition from folded state Action specification figure；

Figure 27 is the U-U sectional views of Figure 24, and the folded tube of seventh embodiment of the invention is changed into folded state from deployed condition Action specification figure；

Figure 28 is the structural representation of the 8th embodiment of control device of folded tube of the present invention；

Figure 29 is the D direction views of eighth embodiment of the invention shown in Figure 28；

Figure 30 is the W-W sectional views of eighth embodiment of the invention shown in Figure 28；

Figure 31 is the W-W sectional views of Figure 28, and the folded tube of eighth embodiment of the invention is changed into deployed condition from folded state Action specification figure；

Figure 32 is the W-W sectional views of Figure 28, and the folded tube of eighth embodiment of the invention is changed into folded state from deployed condition Action specification figure；

Figure 33 is the structural representation of the 9th embodiment of control device of folded tube of the present invention；

Figure 34 is the structural representation of the tenth embodiment of control device of folded tube of the present invention.

Specific embodiment

With reference to the accompanying drawings and examples, the specific embodiment of the present invention is described in further detail.Hereinafter implement Example is for illustrating the present invention, but is not limited to the scope of the present invention.Additionally, in invention described below each embodiment As long as involved technical characteristic does not constitute conflict each other and can just be mutually combined.

First embodiment：As shown in Fig. 1,2,3,4,5,6,7,8,9, a kind of control device of folded tube, including first pipe Part 1, the second pipe fitting 2, the first connecting plate 3, the second connecting plate 4 and rotating shaft 5, the first connecting plate 3 are fixed on the first pipe fitting 1, the Two connecting plates 4 are fixed on the second pipe fitting 2, and the side of the first connecting plate 3 is hinged by rotating shaft 5 with the side of the second connecting plate 4, First connecting plate 3 is provided with the first location hole 31, and the second connecting plate 4 is provided with the second location hole 41；The control device of the folded tube is also Including differential unit 100, driver element 200, locking unit 300 and performance element 400.

Differential unit 100 include the first wire spool 110, the second wire spool 120, the 3rd wire spool 130, the first annulus 140, Second annulus 150, the first bracing wire 160, the second bracing wire 170, the 3rd bracing wire 180 and the 4th bracing wire 190；Pass through on first pipe fitting 1 Screw is fixed with pedestal 6, and the second wire spool 120 and the 3rd wire spool 130 are arranged on pedestal 6；One end of first bracing wire 160 is solid It is scheduled on the first wire spool 110, the other end is connected with the first annulus 140；Second bracing wire 170 passes through the first annulus 140, and second draws One end of line 170 is fixed on the second wire spool 120, the other end is fixed on the 3rd wire spool 130；The one of 3rd bracing wire 180 End is fixed on the first wire spool 110, the other end is connected with the second annulus 150；4th bracing wire 190 passes through the second annulus 150, the One end of four bracing wires 190 is fixed on the second wire spool 120, the other end is fixed on the 3rd wire spool 130.

When the first wire spool 110 is rotated forward, the first wire spool 110 pulls the first annulus by the first bracing wire 160 140, the first annulus 140 is moved to the direction near the first wire spool 110, the first annulus 140 is pulled by the second bracing wire 170 Second wire spool 120 and the 3rd wire spool 130 are rotated forward, and the second wire spool 120 and the 3rd wire spool 130 pass through the 4th bracing wire 190 pull the second annulus 150, the second annulus 150 is moved to the direction away from the first wire spool 110；If the second wire spool 120 and the 3rd any one in wire spool 130 stopped and can not be rotated forward that by external force the first annulus 140 still can be by the Two bracing wire 170 pull they in another rotate forward.

When the first wire spool 110 is rotated backward, the first wire spool 110 pulls the second annulus by the 3rd bracing wire 180 150, the second annulus 150 is moved to the direction near the first wire spool 110, the second annulus 150 is pulled by the 4th bracing wire 190 Second wire spool 120 and the 3rd wire spool 130 are rotated backward, and the second wire spool 120 and the 3rd wire spool 130 pass through the second bracing wire 170 pull the first annulus 140, the first annulus 140 is moved to the direction away from the first wire spool 110；If the second wire spool 120 and the 3rd any one in wire spool 130 stopped and can not be rotated backward that by external force the second annulus 150 still can be by the Four bracing wire 190 pull they in another rotate backward.

Driver element 200 is connected with the first wire spool 110 of differential unit 100, and driver element 200 drives the first wire spool 110 rotate.Driver element 200 includes motor M, first gear decelerator 210 and control circuit unit 220；Motor M and the first tooth Wheel decelerator 210 is arranged on pedestal 6；The output shaft of motor M is connected with first gear decelerator 210, and the of differential unit 100 One wire spool 110 is fixed on the output shaft of first gear decelerator 210；Control circuit unit 220 electrically connects (electricity with motor M Electric wire realization is connected through, electric wire is not shown in Figure of description), the rotation of 220 controlled motor M of control circuit unit.

As shown in Figure 8 and Figure 9, control circuit unit 220 include the first microswitch SQ1, the second microswitch SQ2, One diode V1, the second diode V2, DPDT formula switch SA1 and battery G.Microswitch has public terminal, normally closed terminal With normally opened terminal, when the trigger mechanism of microswitch is not triggered, public terminal and normally closed terminal connect, and normally opened terminal Disconnect, when the trigger mechanism of microswitch is triggered, microswitch produces switching action so as to public terminal and normally closed terminal Disconnect, and normally opened terminal connect；DPDT formula switch SA1 is non-automatically reset switch, that is, the button for pressing switch makes out Switching state is closed, switch is maintained at current state without automatically restoring to original state after hand release button；It is bipolar Double-throw formula switch SA1 has two groups of terminals, i.e. the first pole the first terminal a1, the first pole Second terminal a2 and the first pole public terminal A0, the second pole the first terminal b1, the second pole Second terminal b2 and the second pole public terminal b0；First microswitch SQ1 is fixed on Outside second location hole 41 of the second connecting plate 4；Second microswitch SQ2 is fixed on the first pipe fitting 1, fixed on the second pipe fitting 2 There is projection 7, projection 7 can touch the trigger mechanism of the second microswitch SQ2, make the second microswitch SQ2 produce switching action (the second microswitch SQ2 can also be fixed on the second pipe fitting 2, and projection 7 is fixed on the first pipe fitting 1)；In first pipe Control box 8, the first diode V1, the second diode V2, DPDT formula switch SA1 and battery G are fixed with by screw on part 1 In control box 8.

As shown in figure 9, the first pole the first terminal a1 of DPDT formula switch SA1, the second pole Second terminal b2 and battery G Positive pole electrical connection；DPDT formula switch first pole Second terminal a2 of SA1, the second pole the first terminal b1 and battery G bear Pole electrically connects；The first pole public terminal a0 of DPDT formula switch SA1 is electrically connected with the positive pole of the first diode V1；One or two The negative pole of pole pipe V1 is electrically connected with the normally closed terminal of the first microswitch SQ1；The public terminal and motor of the first microswitch SQ1 The first terminal m1 electrical connections of M；The second pole public terminal b0 that Second terminal m2 of motor M switchs SA1 with DPDT formula is electric Connection；The negative pole of the second diode V2 is electrically connected with the positive pole of the first diode V1；The positive pole of the second diode V2 is micro- with second The normally closed terminal electrical connection of dynamic switch SQ2；The common port of the public terminal of the second microswitch SQ2 and the first microswitch SQ1 Son electrical connection.

Locking unit 300 is connected with the second wire spool 120 of differential unit 100, and the second wire spool 120 drives locking unit 300 motions, locking unit 300 can realize locking or unblock between the first connecting plate 3 and the second connecting plate 4.Locking is single Unit 300 includes the 4th wire spool 310, the 5th bracing wire 320, the first latch 330 and latch spring 340；4th wire spool 310 with it is poor Second wire spool 120 of fast unit 100 is fixedly connected and (is fixedly connected and can pass through splicing, welding, bolt or pin connection, one The methods such as shaping are realized), the 4th wire spool 310 is provided with the first limited block 311, and pedestal 6 is provided with the second limited block 61, and first Limited block 311 can touch the second limited block 61；One end of 5th bracing wire 320 is fixed on the 4th wire spool 310, the other end with First latch 330 is connected；First latch 330 is provided with the first latch inclined-plane 331, and the first latch 330 is interspersed in the first connecting plate 3 The first location hole 31 in, when the first connecting plate 3 and the second connecting plate 4 close up, the first latch 330 may be inserted into the second connection In second location hole 41 of plate 4 and the trigger mechanism of the first microswitch SQ1 is touched, make the first microswitch SQ1 produce switching Action；One end of latch spring 340 is withstood the first latch 330, other end and withstands pedestal 6, and the elastic force of latch spring 340 can be pushed away Dynamic first latch 330 is moved to locking direction.

Performance element 400 is connected with the 3rd wire spool 130 of the second connecting plate 4, differential unit 100, the 3rd wire spool 130 The second connecting plate 4 is driven 5 to rotate around the shaft by performance element 400.Performance element 400 include the 5th wire spool the 410, the 6th around Drum 420, the 6th bracing wire 430 and the 7th bracing wire 440；5th wire spool 410 is solid with the 3rd wire spool 130 of differential unit 100 Fixed to connect, the 6th wire spool 420 is fixed on the second connecting plate 4, and the axis of the 6th wire spool 420 and the axis of rotating shaft 5 are located at On same straight line, the 5th wire spool 410 passes through the 6th bracing wire 430 with the 6th wire spool 420 and the 7th bracing wire 440 is connected.When When three wire spool 130 is rotated, the 3rd wire spool 130 drives the 5th wire spool 410 to rotate, and the 5th wire spool 410 is drawn by the 6th Line 430 and the 7th bracing wire 440 drive the 6th wire spool 420 to rotate, so as to drive the second connecting plate 45 to rotate around the shaft.

The operation principle of the present embodiment is as follows：

First, folded tube is changed into the process of deployed condition from folded state：

The button that DPDT formula switchs SA1 is pressed, connect the first pole public terminal a0 and the first pole the first terminal a1, Second pole public terminal b0 and the second pole the first terminal b1 are connected；Now, battery G, first pole the of DPDT formula switch SA1 One terminal a1, the DPDT formula switch first pole public terminal a0 of SA1, the first diode V1, the first microswitch SQ1 it is normal The second pole public terminal b0, double of closed end, the public terminal of the first microswitch SQ1, motor M, DPDT formula switch SA1 The second pole the first terminal b1 of pole double-throw formula switch SA1 constitutes a closed-loop path, and the sense of current is the first end from motor M Second terminal m2 of sub- m1 flow direction motors M, motor M are rotated forward；Motor M by first gear decelerator 210 drive first around Drum 110 is rotated forward, and the first wire spool 110 pulls the first annulus 140 by the first bracing wire 160, makes the first annulus 140 to leaning on The direction motion of nearly first wire spool 110, the first annulus 140 by the second bracing wire 170 pull the second wire spool 120 and the 3rd around Drum 130 is rotated forward；Second wire spool 120 drives the 4th wire spool 310 to rotate forward, so as to loosen the 5th bracing wire 320, this When the first latch 330 move to locking direction in the presence of latch spring 340, first on the 4th wire spool 310 limits When position block 311 touches the second limited block 61 on pedestal 6, the second wire spool 120 is due to being stopped by the second limited block 61 And stop rotating forward, such as shown in Figure 10 (a)；3rd wire spool 130 drives the 5th wire spool 410 to rotate forward, the 5th coiling Disk 410 passes through the 6th bracing wire 430 and the 7th bracing wire 440 drives the 6th wire spool 420 to rotate forward, so as to drive the second connecting plate 45 rotate to expansion direction around the shaft；As shown in Figure 10 (b) and Figure 10 (c), when the second connecting plate 4 touches the first latch 330 During the first latch inclined-plane 331, the first latch 330 is moved to unlocking direction under the pressure effect of the second connecting plate 4；When the second company Fishplate bar 4 is turned to when closing up the first connecting plate 3 and the second connecting plate 4, now the first location hole 31 and the second location hole 41 Position correspondence, the first latch 330 are moved to locking direction in the presence of latch spring 340, and the insertion of the first latch 330 second is fixed In the hole 41 of position and the trigger mechanism of the first microswitch SQ1 is touched, the first microswitch SQ1 produces switching action so as to public Terminal is disconnected with normally closed terminal, and now motor M power-off stalling, folded tube are in deployed condition, shown in such as Figure 10 (d).

2nd, folded tube is changed into the process of folded state from deployed condition：

The button that DPDT formula switchs SA1 is pressed, connect the first pole public terminal a0 and the first pole Second terminal a2, Second pole public terminal b0 and the second pole Second terminal b2 are connected；Now, battery G, second pole the of DPDT formula switch SA1 Two-terminal b2, the DPDT formula switch second pole public terminal b0 of SA1, motor M, the public terminal of the second microswitch SQ2, The normally closed terminal of the second microswitch SQ2, the second diode V2, the first pole public terminal a0, double of DPDT formula switch SA1 First pole Second terminal a2 of pole double-throw formula switch SA1 constitutes a closed-loop path, and the sense of current is from second end of motor M The first terminal m1 of sub- m2 flow direction motors M, motor M are rotated backward；Motor M by first gear decelerator 210 drive first around Drum 110 is rotated backward；As shown in Figure 11 (a) and Figure 11 (b), when just starting, as the first latch 330 is inserted in the second connecting plate In 4 the second location hole 41, therefore the second connecting plate 45 can not be rotated to folding direction around the shaft, so that the 3rd wire spool 130 can not rotate backward, but the second wire spool 120 can be rotated backward under the drive of the first wire spool 110, the second wire spool 120 the 4th wire spools 310 of drive are rotated backward, and the 4th wire spool 310 pulls the first latch 330 by the 5th bracing wire 320, make the One latch 330 is moved to unlocking direction and compresses latch spring 340；As shown in Figure 11 (c), when the first latch 330 moves one section After distance, the first latch 330 is exited from the second location hole 41, due to the stop without the first latch 330, the 3rd wire spool 130 can rotate backward under the drive of the first wire spool 110, and the second connecting plate 4 rotates under the drive of the 3rd wire spool 130 Axle 5 is rotated to folding direction；First latch 330 is moved to unlocking direction under the drive of the second wire spool 120, until second around Drum 120 stop rotating backward in the presence of latch spring 340 (in order to prevent 340 stress of latch spring excessive, can be in base The 3rd limited block 62 is set up on seat 6, when the first limited block 311 of the 4th wire spool 310 touches three limited blocks 62, second Wire spool 120 stops rotating backward due to the stop by the 3rd limited block 62, as shown in the 7th embodiment)；Second connection Plate 45 is rotated to folding direction under the drive of the 3rd wire spool 130 around the shaft, when the touching of projection 7 second on the second pipe fitting 2 During the trigger mechanism of microswitch SQ2, the second microswitch SQ2 produces switching action so as to which public terminal is disconnected with normally closed terminal Open, now motor M power-off stalling, folded tube are in folded state, shown in such as Figure 11 (d).

In addition, as shown in figure 12, can connect on battery G a master switch S, and master switch S is non-automatically reset switch, When the button for pressing master switch S connects master switch S closures, normal circuit operation；When the button for pressing master switch S makes always to open When closing S disconnections, battery G is disconnected from the circuit, whole down circuitry.Similarly, in second embodiment to fourth embodiment Any embodiment circuit, it is also possible to connect on battery G master switch S.

Second embodiment：As shown in Figure 13 and Figure 14, the present embodiment and the difference of first embodiment are driver elements 200 Control circuit unit 220 is different.

In the present embodiment, control circuit unit 220 include the first microswitch SQ1, the second microswitch SQ2, first Relay K1, the second relay K2, triple-pole double throw formula switch SA2 and battery G.First relay K1 has one group of terminal, i.e., and first Relay public terminal k11 and the first relay normally open terminal k12；Second relay K2 has one group of terminal, i.e. the second relay Public terminal k21 and the second relay normally open terminal k22；When the coil of relay is not powered on, relay public terminal with after The normally opened terminal of electrical equipment disconnects；When the coil electricity of relay, relay public terminal is connected with relay normally open terminal；Three poles Double-throw formula switch SA2 be non-automatically reset switch, that is, the button for pressing switch makes switch switching state, when hand release button it Switch is maintained at current state without automatically restoring to original state afterwards；Triple-pole double throw formula switch SA2 has three groups of terminals, i.e., First pole the first terminal a1, the first pole Second terminal a2 and the first pole public terminal a0, the second pole the first terminal b1, the second pole Two-terminal b2 and the second pole public terminal b0, the 3rd pole the first terminal c1, the 3rd pole Second terminal c2 and the 3rd pole public terminal c0；First microswitch SQ1 is fixed on outside the second location hole 41 of the second connecting plate 4, and latch 330 may be inserted into the second location hole In 41 and the trigger mechanism of the first microswitch SQ1 is touched, make the first microswitch SQ1 produce switching action；Second fine motion is opened Close SQ2 to be fixed on the first pipe fitting 1, on the second pipe fitting 2, be fixed with projection 7, projection 7 can touch the second microswitch SQ2's Trigger mechanism, makes the second microswitch SQ2 produce switching action；Control box 8 is fixed with by screw on the first pipe fitting 1, the One relay K1, the second relay K2, triple-pole double throw formula switch SA2 and battery G are arranged in control box 8.

The positive pole of the first pole the first terminal a1, the second pole Second terminal b2 and battery G of triple-pole double throw formula switch SA2 is electrically connected Connect；First pole Second terminal a2 of triple-pole double throw formula switch SA2, the second pole the first terminal b1 are electrically connected with the negative pole of battery G；The The first pole public terminal a0 that the normally closed terminal of one microswitch SQ1 switchs SA2 with triple-pole double throw formula is electrically connected；First fine motion is opened The public terminal for closing SQ1 is electrically connected with a terminal of the coil of the first relay K1；The coil of the first relay K1 it is another The 3rd pole the first terminal c1 that individual terminal switchs SA2 with triple-pole double throw formula is electrically connected；The normally closed terminal of the second microswitch SQ2 with The first pole public terminal a0 electrical connections of triple-pole double throw formula switch SA2；The public terminal and the second relay of the second microswitch SQ2 One terminal electrical connection of the coil of device K2；Another terminal of the coil of the second relay K2 switchs SA2 with triple-pole double throw formula The 3rd pole Second terminal c2 electrical connection；The first terminal m1 of motor M switchs the first pole public terminal of SA2 with triple-pole double throw formula A0 is electrically connected；Second terminal m2 of motor M is electrically connected with the first relay normally open terminal k12；First relay public terminal k11 The 3rd pole public terminal c0 that SA2 is switched with triple-pole double throw formula is electrically connected；Triple-pole double throw formula switchs the 3rd pole public terminal of SA2 The second pole public terminal b0 that c0 switchs SA2 with triple-pole double throw formula is electrically connected；Second relay normally open terminal k22 and the first relay The normally opened terminal k12 electrical connections of device；Second relay public terminal k21 is electrically connected with the first relay public terminal k11.This enforcement The other structures of example are identical with first embodiment, therefore do not remake repeat specification.

The operation principle of the present embodiment is as follows：

The button that triple-pole double throw formula switchs SA2 is pressed, connect the first pole public terminal a0 and the first pole the first terminal a1, Second pole public terminal b0 and the second pole the first terminal b1 is connected, the 3rd pole public terminal c0 and the 3rd pole the first terminal c1 connects It is logical；Now, battery G, the first pole the first terminal a1 of triple-pole double throw formula switch SA2, triple-pole double throw formula switch SA2 it is first extremely public Common terminal a0, the normally closed terminal of the first microswitch SQ1, the public terminal of the first microswitch SQ1, the line of the first relay K1 Circle, triple-pole double throw formula switch SA2 the 3rd pole the first terminal c1, triple-pole double throw formula switch SA2 the 3rd pole public terminal c0, three The second pole public terminal b0 of pole double-throw formula switch SA2, the second pole the first terminal b1 of triple-pole double throw formula switch SA2 constitute one Individual closed-loop path, the coil electricity of the first relay K1, the first relay public terminal k11 and the first relay normally open terminal K12 is connected, and makes motor M be powered, and the sense of current is Second terminal m2 of the first terminal m1 flow direction motor M from motor M, motor M Rotate forward；Motor M drive the first wire spool 110 rotate forward so that the second connecting plate 4 around the shaft 5 to expansion direction turn Dynamic, the first latch 330 is inserted in the second location hole 41 of the second connecting plate 4, the course of work and the first embodiment phase of the part Together, thus do not remake repeat specification；When the first latch 330 insert the second location hole 41 in and touch the first microswitch SQ1 touch When sending out mechanism, the first microswitch SQ1 produces switching action so as to which public terminal is disconnected with normally closed terminal, now the first relay The coil blackout of device K1, the first relay public terminal k11 and the first relay normally open terminal k12 disconnect, and motor M power-off stops Turn, folded tube is in deployed condition.

The button that triple-pole double throw formula switchs SA2 is pressed, connect the first pole public terminal a0 and the first pole Second terminal a2, Second pole public terminal b0 is connect with the 3rd pole Second terminal c2 with the second pole Second terminal b2 connection, the 3rd pole public terminal c0 It is logical；Now, battery G, second pole Second terminal b2 of triple-pole double throw formula switch SA2, triple-pole double throw formula switch SA2 it is second extremely public Terminal b0, the 3rd pole public terminal c0 of triple-pole double throw formula switch SA2, triple-pole double throw formula switch second end of the 3rd pole of SA2 altogether Sub- c2, the coil of the second relay K2, the public terminal of the second microswitch SQ2, the normally closed terminal of the second microswitch SQ2, The first pole public terminal a0 of triple-pole double throw formula switch SA2, first pole Second terminal a2 of triple-pole double throw formula switch SA2 are constituted One closed-loop path, the coil electricity of the second relay K2, the second relay public terminal k21 and the second relay normally open terminal K22 is connected, and makes motor M be powered, and the sense of current is the first terminal m1, motor M of the Second terminal m2 flow direction motor M from motor M Rotate backward；Motor M drives the first wire spool 110 to rotate backward, so that the first latch 330 is from the second of the second connecting plate 4 Exit in location hole 41, the second connecting plate 45 is rotated to folding direction around the shaft, the course of work and first embodiment of the part It is identical, therefore do not remake repeat specification；When the projection 7 on the second pipe fitting 2 touches the trigger mechanism of the second microswitch SQ2, the Two microswitch SQ2 produce switching action so as to which public terminal is disconnected with normally closed terminal, and now the coil of the second relay K2 breaks Electricity, the second relay public terminal k21 and the second relay normally open terminal k22 disconnect, and motor M power-off stalling, folded tube are in Folded state.

3rd embodiment：As shown in Figure 15 and Figure 16, the present embodiment and the difference of first embodiment are driver elements 200 Control circuit unit 220 is different.

In the present embodiment, control circuit unit 220 include the first microswitch SQ1, the second microswitch SQ2, the 3rd Relay K3, the 4th relay K4, the first button switch SB1, the second button switch SB2 and battery G；3rd relay K3 has three Group terminal, i.e. the 3rd relay the first public terminal k31 and the 3rd the first normally opened terminal k32 of relay, the 3rd relay second Public terminal k33 and the 3rd the second normally opened terminal k34 of relay, the 3rd public terminal k35 of the 3rd relay and the 3rd relay 3rd normally opened terminal k36；4th relay K4 has three groups of terminals, i.e. the 4th relay the first public terminal k41 and the 4th relay The first normally opened terminal k42 of device, the 4th relay the second public terminal k43 and the 4th the second normally opened terminal k44 of relay, the 4th after Electrical equipment the 3rd public terminal k45 and the 3rd normally opened terminal k46 of the 4th relay；First button switch SB1 and the second button switch SB2 is automatically reset normally open push button switch, i.e., switch when the button of switch is not pressed and be off, when pressing The switch connection during button of switch, when the button of trip switch, switch automatically restores to original off-state；First fine motion Switch SQ1 is fixed on outside the second location hole 41 of the second connecting plate 4, and the first latch 330 is may be inserted in the second location hole 41 simultaneously The trigger mechanism of the first microswitch SQ1 is touched, makes the first microswitch SQ1 produce switching action；Second microswitch SQ2 is solid It is scheduled on the first pipe fitting 1, on the second pipe fitting 2, is fixed with projection 7, projection 7 can touches the triggering machine of the second microswitch SQ2 Structure, makes the second microswitch SQ2 produce switching action；Control box 8, the 3rd relay are fixed with by screw on the first pipe fitting 1 Device K3, the 4th relay K4, the first button switch SB1, the second button switch SB2 and battery G are arranged in control box 8.

One terminal of the first button switch SB1 is electrically connected with the 3rd normally opened terminal k36 of the 3rd relay；First button is opened Another terminal for closing SB1 is electrically connected with the 3rd public terminal k35 of the 3rd relay；The 3rd normally opened terminal k36 of 3rd relay Electrically connect with the positive pole of battery G；The normally closed terminal of the 3rd public terminal k35 of the 3rd relay and the first microswitch SQ1 is electrically connected Connect；The public terminal of the first microswitch SQ1 is electrically connected with a terminal of the coil of the 3rd relay K3；3rd relay K3 Another terminal of coil electrically connect with the negative pole of battery G；One terminal and the 4th relay of the second button switch SB2 Three normally opened terminal k46 electrical connections；Another terminal and the 3rd public terminal k45 of the 4th relay of second button switch SB2 is electric Connection；The 3rd normally opened terminal k46 of 4th relay is electrically connected with the positive pole of battery G；The 3rd public terminal k45 of 4th relay with The normally closed terminal electrical connection of the second microswitch SQ2；The coil of the public terminal and the 4th relay K4 of the second microswitch SQ2 The electrical connection of terminal；Another terminal of the coil of the 4th relay K4 is electrically connected with the negative pole of battery G；3rd relay First normally opened terminal k32 is electrically connected with the positive pole of battery G；The first terminal of the 3rd relay the first public terminal k31 and motor M M1 is electrically connected；Second terminal m2 of motor M is electrically connected with the 3rd relay the second public terminal k33；3rd relay second is normal Beginning, sub- k34 was electrically connected with the negative pole of battery G；4th the first normally opened terminal k42 of relay and the 3rd the first normally opened end of relay Sub- k32 electrical connections；4th relay the first public terminal k41 is electrically connected with the 3rd relay the second public terminal k33；4th after Electrical equipment the second public terminal k43 is electrically connected with the 3rd relay the first public terminal k31；4th the second normally opened terminal of relay K44 is electrically connected with the 3rd the second normally opened terminal k34 of relay.

The other structures of the present embodiment are identical with first embodiment, therefore do not remake repeat specification.

The operation principle of the present embodiment is as follows：

The button of the first button switch SB1 is pressed, connects the first button switch SB1；Now, battery G, the first button are opened Close SB1, the normally closed terminal of the first microswitch SQ1, the public terminal of the first microswitch SQ1, the coil of the 3rd relay K3 Constitute a closed-loop path, the coil electricity of the 3rd relay K3, the 3rd relay the first public terminal k31 and the 3rd relay The first normally opened terminal k32 of device is connected, and the 3rd relay the second public terminal k33 is connect with the 3rd the second normally opened terminal k34 of relay It is logical, the 3rd public terminal k35 of the 3rd relay and the 3rd normally opened terminal k36 connections of the 3rd relay so that battery G, the 3rd The first normally opened terminal k32 of relay, the 3rd relay the first public terminal k31, motor M, the 3rd the second public terminal of relay K33, the normally opened terminal k34 of the 3rd relay second constitute a closed-loop path, and motor M is powered, and the sense of current is the from motor M Second terminal m2 of one terminal m1 flow direction motor M, motor M are rotated forward；Motor M can unclamp the first button switch after being powered The button of SB1, as now the 3rd public terminal k35 of the 3rd relay and the 3rd normally opened terminal k36 of the 3rd relay are connected, because Even if this first button switch SB1 disconnects, battery G, the 3rd normally opened terminal k36 of the 3rd relay, the 3rd relay the 3rd are public Terminal k35, the normally closed terminal of the first microswitch SQ1, the public terminal of the first microswitch SQ1, the line of the 3rd relay K3 Circle still constitutes a closed-loop path, and the coil of the 3rd relay K3 is still powered on, and motor M is still rotated forward；Motor M drives the One wire spool 110 is rotated forward so that the second connecting plate 45 rotate to expansion direction around the shaft, the insertion of the first latch 330 the In second location hole 41 of two connecting plates 4, the course of work of the part is identical with first embodiment, therefore does not remake repeat specification； When the first latch 330 is inserted in the second location hole 41 and touches the trigger mechanism of the first microswitch SQ1, the first microswitch SQ1 produce switching action so as to public terminal is disconnected with normally closed terminal, now the coil blackout of the 3rd relay K3, the 3rd after Electrical equipment the first public terminal k31 and the 3rd the first normally opened terminal k32 of relay disconnect, the 3rd relay the second public terminal k33 Disconnect with the 3rd the second normally opened terminal k34 of relay, the 3rd public terminal k35 is normally opened with the 3rd relay the 3rd for the 3rd relay Terminal k36 disconnects, and motor M power-off stalling, folded tube are in deployed condition.

The button of the second button switch SB2 is pressed, connects the second button switch SB2；Now, battery G, the second button are opened Close SB2, the normally closed terminal of the second microswitch SQ2, the public terminal of the second microswitch SQ2, the coil of the 4th relay K4 Constitute a closed-loop path, the coil electricity of the 4th relay K4, the 4th relay the first public terminal k41 and the 4th relay The first normally opened terminal k42 of device is connected, and the 4th relay the second public terminal k43 is connect with the 4th the second normally opened terminal k44 of relay It is logical, the 3rd public terminal k45 of the 4th relay and the 3rd normally opened terminal k46 connections of the 4th relay so that battery G, the 4th The first normally opened terminal k42 of relay, the 4th relay the first public terminal k41, motor M, the 4th the second public terminal of relay K43, the normally opened terminal k44 of the 4th relay second constitute a closed-loop path, and motor M is powered, and the sense of current is the from motor M The first terminal m1 of two-terminal m2 flow direction motor M, motor M are rotated backward；Motor M can unclamp the second button switch after being powered The button of SB2, as now the 3rd public terminal k45 of the 4th relay and the 3rd normally opened terminal k46 of the 4th relay are connected, because Even if this second button switch SB2 disconnects, battery G, the 3rd normally opened terminal k46 of the 4th relay, the 4th relay the 3rd are public Terminal k45, the normally closed terminal of the second microswitch SQ2, the public terminal of the second microswitch SQ2, the line of the 4th relay K4 Circle still constitutes a closed-loop path, and the coil of the 4th relay K4 is still powered on, and motor M is still rotated backward；Motor M drives the One wire spool 110 is rotated backward, so that the first latch 330 is exited from the second location hole 41 of the second connecting plate 4, second connects Fishplate bar 45 is rotated to folding direction around the shaft, and the course of work of the part is identical with first embodiment, therefore does not remake repeat specification； When the projection 7 on the second pipe fitting 2 touches the trigger mechanism of the second microswitch SQ2, it is dynamic that the second microswitch SQ2 produces switching Make so as to which public terminal is disconnected with normally closed terminal, now the coil blackout of the 4th relay K4, the 4th the first common port of relay Sub- k41 and the normally opened terminal k42 of the 4th relay first disconnect, the 4th relay the second public terminal k43 and the 4th relay the Two normally opened terminal k44 disconnect, and the 3rd public terminal k45 of the 4th relay and the 3rd normally opened terminal k46 of the 4th relay disconnect, electricity Machine M power-off is stalled, and folded tube is in folded state.

Fourth embodiment：As shown in Figure 17 and Figure 18, the present embodiment with the difference of first embodiment is：On second pipe fitting 2 Bumpless 7；Driver element 200 is different from first embodiment.

Driver element 200 includes drive shaft 230 and handle 240；Drive shaft 230 is arranged on pedestal 6, and handle 240 is fixed In drive shaft 230, the first wire spool 110 of differential unit 100 is fixed in drive shaft 230.When handle 240 is rotated, hand Handle 240 drives drive shaft 230 to rotate, and drive shaft 230 drives the first wire spool 110 to rotate.The other structures of the present embodiment with First embodiment is identical, therefore does not remake repeat specification.

When folded tube to be made is changed into deployed condition from folded state, cyclist rotates forward handle 240, makes the first coiling Disk 110 is rotated forward, so that the second connecting plate 45 inserts the second connection to expansion direction rotation, the first latch 330 around the shaft In second location hole 41 of plate 4, now stop operating handle 240, and folded tube is in deployed condition；When folded tube to be made is from expansion When state is changed into folded state, cyclist rotates backward handle 240, rotates backward the first wire spool 110, so that first inserts Pin 330 is exited from the second location hole 41 of the second connecting plate 4, the second connecting plate 45 is rotated to folding direction around the shaft, when the When two connecting plates 4 turn to extreme position and can not be rotated further, stop operating handle 240, and now folded tube is in rugosity State.

It should be noted that driver element 200 can also adopt other modes, such as stepper motor or servomotor etc. Automatic control system.

5th embodiment：As illustrated in figures 19 and 20, the present embodiment with the difference of first embodiment is：Locking unit 300 It is different from first embodiment.

In the present embodiment, locking unit 300 include the 4th wire spool 310, the 5th bracing wire 320, the first latch 330, insert Pin spring 340 and blocking unit 350；4th wire spool 310 is fixedly connected with the second wire spool 120 of differential unit 100, and the 4th Wire spool 310 is provided with the first limited block 311, and the first limited block 311 can touch the second limited block 61 on pedestal 6；5th One end of bracing wire 320 is fixed on the 4th wire spool 310, the other end is connected with the first latch 330；First latch 330 is interspersed in In first location hole 31 of the first connecting plate 3, when the first connecting plate 3 and the second connecting plate 4 close up, the first latch 330 can be with In inserting the second location hole 41 of the second connecting plate 4 and the trigger mechanism of the first microswitch SQ1 is touched, make the first microswitch SQ1 produces switching action；Withstand the first latch 330, other end and withstand pedestal 6, latch spring 340 in one end of latch spring 340 Elastic force can promote the first latch 330 to locking direction move；Blocking unit 350 includes block 351,352 and of stopper spring Blocking unit housing 353；Block 351 and stopper spring 352 are arranged in blocking unit housing 353, one end of stopper spring 352 Withstand the block 351, other end and withstand blocking unit housing 353；Blocking unit housing 353 is fixed on the first pipe fitting 1；Second connects Fishplate bar 4 can touch block 351；When the second connecting plate 4 does not touch block 351, work of the block 351 in stopper spring 352 The first latch 330 is stretched out and can stop with from blocking unit housing 353, the first latch 330 is prevented to locking direction Motion；When the second connecting plate 4 touches block 351, the second connecting plate 4 can be such that block 351 moves into blocking unit housing 353 It is dynamic, so as to release the stop of 351 pairs of the first latches 330 of block, the first latch 330 is moved to locking direction, insert the In second location hole 41 of two connecting plates 4 and touch the trigger mechanism of the first microswitch SQ1.The other structures of the present embodiment are equal It is identical with first embodiment, therefore do not remake repeat specification.

The operation principle of the present embodiment is as follows：

The button that DPDT formula switchs SA1 is pressed, rotates forward motor M, motor M passes through first gear decelerator 210 the first wire spools 110 of drive are rotated forward, and the first wire spool 110 pulls the first annulus 140 by the first bracing wire 160, make the One annulus 140 is moved to the direction near the first wire spool 110, and the first annulus 140 pulls the second coiling by the second bracing wire 170 Disk 120 and the 3rd wire spool 130 are rotated forward；Second wire spool 120 drives the 4th wire spool 310 to rotate forward, so as to loosen 5th bracing wire 320, as now the first latch 330 is stopped by block 351, therefore the first latch 330 can not be to locking direction fortune It is dynamic；The first limited block 311 on the 4th wire spool 310 is made to touch the second limit on pedestal 6 when the 4th wire spool 310 is turned to During the block 61 of position, the second wire spool 120 stops rotating forward, now the 5th bracing wire due to the stop by the second limited block 61 320 are in relaxed state, shown in such as Figure 21 (a)；3rd wire spool 130 drives the second wire spool 410 to rotate forward, the second coiling Disk 410 passes through the second bracing wire 430 and the 3rd bracing wire 440 drives the 3rd wire spool 420 to rotate forward, so as to drive the second connecting plate 45 rotate to expansion direction around the shaft；As shown in Figure 21 (b) and Figure 21 (c), when the second connecting plate 4 touches block 351, second Connecting plate 4 makes block 351 move into blocking unit housing 353, so as to release the stop of 351 pairs of the first latches 330 of block；When Second connecting plate 4 is turned to when closing up the first connecting plate 3 and the second connecting plate 4, now the first location hole 31 and the second positioning The position correspondence in hole 41, the first latch 330 are moved to locking direction in the presence of latch spring 340, and the first latch 330 is inserted In second location hole 41 and the trigger mechanism of the first microswitch SQ1 is touched, the first microswitch SQ1 produces switching action, makes Its public terminal is disconnected with normally closed terminal, and now motor M power-off stalling, folded tube are in deployed condition, shown in such as Figure 21 (d).

The button that DPDT formula switchs SA1 is pressed, rotates backward motor M, motor M passes through first gear decelerator 210 the first wire spools 110 of drive are rotated backward；As shown in Figure 22 (a) and Figure 22 (b), when just starting, due to the first latch 330 It is inserted in the second location hole 41 of the second connecting plate 4, therefore the second connecting plate 45 can not be rotated to folding direction around the shaft, so as to The 3rd wire spool 130 is prevented from rotating backward, but the second wire spool 120 can reversely turn under the drive of the first wire spool 110 Dynamic, the second wire spool 120 drives the 4th wire spool 310 to rotate backward, and the 4th wire spool 310 pulls the by the 5th bracing wire 320 One latch 330, makes the first latch 330 move to unlocking direction and compress latch spring 340；As shown in Figure 22 (c), insert when first After pin 330 moves a segment distance, the first latch 330 is exited from the second location hole 41, due to the resistance without the first latch 330 Gear, the 3rd wire spool 130 can be rotated backward under the drive of the first wire spool 110, and the second connecting plate 4 is in the 3rd wire spool 5 rotated to folding direction under 130 drive around the shaft, while with the rotation of the second connecting plate 4, block 351 is in stopper spring Stretch out from blocking unit housing 353 in the presence of 352；First latch 330 is under the drive of the second wire spool 120 to unblock side To motion, until the second wire spool 120 stops rotating backward in the presence of latch spring 340；Second connecting plate 4 the 3rd around Rotate to folding direction under the drive of drum 130, when the projection 7 on the second pipe fitting 2 touches the triggering machine of the second microswitch SQ2 During structure, the second microswitch SQ2 produces switching action so as to which public terminal is disconnected with normally closed terminal, and now motor M power-off stops Turn, folded tube is in folded state, shown in such as Figure 22 (d).

Sixth embodiment：As shown in figure 23, the present embodiment with the difference of the 5th embodiment is：First microswitch SQ1 is solid It is scheduled on pedestal 6, on the first latch 330, is connected with collision block 332, collision block 332 can touches the triggering machine of the first microswitch SQ1 Structure, makes the first microswitch SQ1 produce switching action.The other structures of the present embodiment are identical with the 5th embodiment, therefore no longer Make repeat specification.

For folded tube is changed into the process of deployed condition, unique difference of the present embodiment and the 5th embodiment from folded state It is：When the first latch 330 is inserted in the second location hole 41, the collision block 332 being connected with the first latch 330 is touched the first fine motion and is opened The trigger mechanism of SQ1 is closed, the first microswitch SQ1 produces switching action so as to which public terminal is disconnected with normally closed terminal, now electricity Machine M power-off is stalled, and folded tube is in deployed condition.

For folded tube is changed into the process of folded state from deployed condition, the present embodiment is identical with the 5th embodiment, Therefore do not remake repeat specification.

7th embodiment：As shown in figures 24 and 25, the present embodiment with the difference of first embodiment is：Second connecting plate 4 The second location hole of upper nothing 41；First microswitch SQ1 is fixed on the side of the second connecting plate 4；Pedestal 6 is provided with the second limited block 61 and the 3rd limited block 62；Locking unit 300 is different from first embodiment.

In the present embodiment, locking unit 300 includes the 4th wire spool 310, the 5th bracing wire 320, latch hook 360, latch hook bullet Spring 370 and latch hook rotating shaft 380；4th wire spool 310 is fixedly connected with the second wire spool 120 of differential unit 100, the 4th coiling Disk 310 is provided with the first limited block 311, and the second limited block 61 or the 3rd that the first limited block 311 can be touched on pedestal 6 is spacing Block 62；Latch hook 360 is arranged on the first connecting plate 3 by latch hook rotating shaft 380, and latch hook 360 can be around 380 turns of latch hook rotating shaft Dynamic, one end of latch hook spring 370 is connected with latch hook 360, the other end is connected with the first connecting plate 3, and the elastic force of latch hook spring 370 can Rotated to locking direction with band moveable lock hook 360；First connecting plate 3 is provided with the first location hole 31, and one end of the 5th bracing wire 320 is fixed On the 4th wire spool 310, the other end is connected through the first location hole 31 with latch hook 360；When the first connecting plate 3 and the second connection When plate 4 closes up, latch hook 360 can hook the second connecting plate 4, and latch hook 360 is provided with latch hook projection 361, when latch hook 360 hooks During two connecting plates 4, latch hook projection 361 touches the trigger mechanism of the first microswitch SQ1, makes the first microswitch SQ1 produce switching Action.The other structures of the present embodiment are identical with first embodiment, therefore do not remake repeat specification.

The operation principle of the present embodiment is as follows：

The button that DPDT formula switchs SA1 is pressed, rotates forward motor M, motor M passes through first gear decelerator 210 the first wire spools 110 of drive are rotated forward, and the first wire spool 110 pulls the first annulus 140 by the first bracing wire 160, make the One annulus 140 is moved to the direction near the first wire spool 110, and the first annulus 140 pulls the second coiling by the second bracing wire 170 Disk 120 and the 3rd wire spool 130 are rotated forward；Second wire spool 120 drives the 4th wire spool 310 to rotate forward, so as to loosen 5th bracing wire 320, now latch hook 360 in the presence of latch hook spring 370 to locking direction rotate, until the 4th wire spool 310 On the first limited block 311 when touching the second limited block 61 on pedestal 6, the second wire spool 120 is due to spacing by second The stop of block 61 and stop rotating forward, shown in such as Figure 26 (a)；3rd wire spool 130 drives positive turn of the 5th wire spool 410 Dynamic, the 5th wire spool 410 passes through the 6th bracing wire 430 and the 7th bracing wire 440 drives the 6th wire spool 420 to rotate forward, so as to band Dynamic second connecting plate 45 is rotated to expansion direction around the shaft；As shown in Figure 26 (b) and Figure 26 (c), when the touching of the second connecting plate 4 is locked During hook 360, latch hook 360 is rotated to unlocking direction under the pressure effect of the second connecting plate 4；Make when the second connecting plate 4 is turned to When first connecting plate 3 and the second connecting plate 4 close up, latch hook 360 is rotated and hook to locking direction in the presence of latch hook spring 370 Firmly the second connecting plate 4, now the latch hook projection 361 on latch hook 360 touch the trigger mechanism of the first microswitch SQ1, first is micro- Dynamic switch SQ1 produces switching action so as to which public terminal is disconnected with normally closed terminal, and now motor M power-off stalling, folded tube are in Shown in deployed condition, such as Figure 26 (d).

The button that DPDT formula switchs SA1 is pressed, rotates backward motor M, motor M passes through first gear decelerator 210 the first wire spools 110 of drive are rotated backward；As shown in Figure 27 (a) and Figure 27 (b), when just starting, as latch hook 360 is hooked Second connecting plate 4, thus the second connecting plate 4 can not around the shaft 5 to folding direction rotate so that the 3rd wire spool 130 can not Rotate backward, but the second wire spool 120 can be rotated backward under the drive of the first wire spool 110, the second wire spool 120 drives 4th wire spool 310 is rotated backward, and the 4th wire spool 310 pulls latch hook 360 by the 5th bracing wire 320, makes latch hook 360 to unblock Direction rotates；As shown in Figure 27 (c), after latch hook 360 turns an angle, latch hook 360 is disengaged from the second connecting plate 4, this When the 3rd wire spool 130 can rotate backward under the drive of the first wire spool 110, the second connecting plate 4 is in the 3rd wire spool 130 Drive under around the shaft 5 to folding direction rotate；Latch hook 360 is rotated to unlocking direction under the drive of the second wire spool 120, directly When the first limited block 311 on the 4th wire spool 310 touches three limited block 62 on pedestal 6, the second wire spool 120 by Stop rotating backward in the stop by the 3rd limited block 62；Second connecting plate 4 is under the drive of the 3rd wire spool 130 to folding Folded direction rotates, when the projection 7 on the second pipe fitting 2 touches the trigger mechanism of the second microswitch SQ2, the second microswitch SQ2 produces switching action so as to which public terminal is disconnected with normally closed terminal, and now motor M power-off stalling, folded tube are in rugosity Shown in state, such as Figure 27 (d).

8th embodiment：As shown in Figure 28,29,30, the present embodiment with the difference of first embodiment is：Second microswitch SQ2 is fixed on the second pipe fitting 1；Bumpless 7 on second pipe fitting 2；Locating piece 70 is fixed with second pipe fitting 2, on locating piece 70 It is provided with auxiliary positioning hole 71；Without the first limited block 311 on 4th wire spool 310；Without the second limited block 61 on pedestal 6；Locking is single Unit 300 is different from first embodiment.

Locking unit 300 includes the 4th wire spool 310, the 5th bracing wire 320, the first latch 330, latch spring 340 and auxiliary Help unit 390；4th wire spool 310 is fixedly connected with the second wire spool 120 of differential unit 100；One end of 5th bracing wire 320 It is fixed on the 4th wire spool 310, the other end is connected with the first latch 330；First latch 330 is provided with the first latch inclined-plane 331, the first latch 330 is interspersed in the first location hole 31 of the first connecting plate 3, when the first connecting plate 3 and the second connecting plate 4 simultaneously When holding together, during the first latch 330 may be inserted into the second location hole 41 of the second connecting plate 4 and touching for the first microswitch SQ1 is touched Mechanism is sent out, makes the first microswitch SQ1 produce switching action；Withstand the first latch 330, other end in one end of latch spring 340 Pedestal 6 is withstood, the elastic force of latch spring 340 can promote the first latch 330 to move to locking direction；Auxiliary unit 390 includes Auxiliary bolt 391, auxiliary stay 392, secondary spring 393 and auxiliary unit pedestal 394；Auxiliary unit pedestal 394 is fixed on On one pipe fitting 1；Auxiliary bolt 391 is provided with auxiliary bolt inclined-plane 3911, and auxiliary bolt 391 is arranged on auxiliary unit pedestal 394 On, when folded tube is in folded state, during auxiliary bolt 391 may be inserted into the auxiliary positioning hole 71 of locating piece 70 and touch the The trigger mechanism of two microswitch SQ2, makes the second microswitch SQ2 produce switching action；Withstand auxiliary in one end of secondary spring 393 The latch 391, other end is helped to withstand auxiliary unit pedestal 394, the elastic force of secondary spring 393 can promote auxiliary bolt 391 to lock Tight direction motion；One end of auxiliary stay 392 is fixed on the 4th wire spool 310, the other end is connected with auxiliary bolt 391.This The other structures of embodiment are identical with first embodiment, therefore do not remake repeat specification.

The operation principle of the present embodiment is as follows：

As shown in Figure 31 (a), when folded tube is in folded state, the auxiliary that auxiliary bolt 391 is inserted in locating piece 70 is fixed In the hole 71 of position, therefore the second connecting plate 45 can not be rotated to expansion direction around the shaft.Press DPDT formula switch SA1 by Button, rotates forward motor M, and motor M drives the first wire spool 110 to rotate forward by first gear decelerator 210；Such as Figure 31 B, shown in (), when just starting, as the second connecting plate 45 can not be rotated to expansion direction around the shaft, therefore the 3rd wire spool 130 is not Can rotate forward, the first wire spool 110 can only drive the second wire spool 120 to rotate forward；Second wire spool 120 drive the 4th around Drum 310 is rotated forward, and the 4th wire spool 310 loosens the 5th bracing wire 320, makes the first latch 330 in the effect of latch spring 340 It is lower to move to locking direction, while the 4th wire spool 310 pulls auxiliary bolt 391 by auxiliary stay 392, make auxiliary bolt 391 move to unlocking direction and compress secondary spring 393；As shown in Figure 31 (c), after auxiliary bolt 391 moves a segment distance, Auxiliary bolt 391 is exited from auxiliary positioning hole 71, and due to the stop without auxiliary bolt 391, the 3rd wire spool 130 can be with Rotate forward under the drive of the first wire spool 110, the second connecting plate 4 is under the drive of the 3rd wire spool 130 around the shaft 5 to exhibition Evolution is to rotation；Second wire spool 120 drives the 4th wire spool 310 to rotate forward, until the second wire spool 120 is in secondary spring Stop rotating forward in the presence of 393；Second connecting plate 45 is rotated to expansion direction around the shaft, when the touching of the second connecting plate 4 the During the first latch inclined-plane 331 of one latch 330, the first latch 330 is transported to unlocking direction under the pressure effect of the second connecting plate 4 It is dynamic；When the second connecting plate 4 is turned to closes up the first connecting plate 3 and the second connecting plate 4, now the first location hole 31 and second The position correspondence of location hole 41, the first latch 330 are moved to locking direction in the presence of latch spring 340, the first latch 330 In inserting the second location hole 41 and the trigger mechanism of the first microswitch SQ1 is touched, it is dynamic that the first microswitch SQ1 produces switching Make so as to which public terminal is disconnected with normally closed terminal, now motor M power-off stalling, folded tube are in deployed condition, such as Figure 31 (d) It is shown.

The button that DPDT formula switchs SA1 is pressed, rotates backward motor M, motor M passes through first gear decelerator 210 the first wire spools 110 of drive are rotated backward；As shown in Figure 32 (a) and 32 (b), when just starting, as the first latch 330 is inserted In the second location hole 41 of the second connecting plate 4, therefore the second connecting plate 45 can not be rotated to folding direction around the shaft, so that 3rd wire spool 130 can not be rotated backward, but the second wire spool 120 can be rotated backward under the drive of the first wire spool 110, Second wire spool 120 drives the 4th wire spool 310 to rotate backward, and the 4th wire spool 310 pulls first to insert by the 5th bracing wire 320 Pin 330, makes the first latch 330 that latch spring 340 is moved and compressed to unlocking direction, while the 4th wire spool 310 loosens auxiliary Bracing wire 392, makes auxiliary bolt 391 move to locking direction in the presence of secondary spring 393；As shown in Figure 32 (c), when first After latch 330 moves a segment distance, the first latch 330 is exited from the second location hole 41, due to without the first latch 330 Stop, the 3rd wire spool 130 can be rotated backward under the drive of the first wire spool 110, and the second connecting plate 4 is in the 3rd wire spool 5 rotated to folding direction under 130 drive around the shaft；Second wire spool 120 drives the 4th wire spool 310 to rotate backward, until Second wire spool 120 stops rotating backward in the presence of latch spring 340；Band of second connecting plate 4 in the 3rd wire spool 130 5 rotated to folding direction under dynamic around the shaft, when the auxiliary bolt of the touching auxiliary bolt 391 of locating piece 70 on the second pipe fitting 2 it is oblique During face 3911, auxiliary bolt 391 is moved to unlocking direction under the pressure effect of locating piece 70；When the second connecting plate 4 is turned to When making auxiliary bolt 391 corresponding with 71 pairs, the auxiliary positioning hole of locating piece 70, auxiliary bolt 391 is in the presence of secondary spring 393 Move to locking direction, during auxiliary bolt 391 inserts auxiliary positioning hole 71 and touches the trigger mechanism of the second microswitch SQ2, Second microswitch SQ2 produces switching action so as to which public terminal is disconnected with normally closed terminal, now motor M power-off stalling, folds , in folded state, such as Figure 32 (d) is shown for pipe.

9th embodiment：As shown in figure 33, to be carried out unit 400 from the difference of first embodiment different for the present embodiment. In the present embodiment, performance element 400 includes that the first execution gear 450 and second performs gear 460；First perform gear 450 with 3rd wire spool 130 of differential unit 100 is fixedly connected, and the second execution gear 460 is fixed on the second connecting plate 4, and second holds The axis of row gear 460 and the axis of rotating shaft 5 are located along the same line, and first performs gear 450 performs 460 phase of gear with second Engagement.When the 3rd wire spool 130 is rotated, the 3rd wire spool 130 drives first to perform gear 450 and rotates, and first performs gear 450 drive second to perform gear 460 rotates, so as to drive the second connecting plate 45 to rotate around the shaft.The other structures of the present embodiment It is identical with first embodiment, therefore do not remake repeat specification.

In the present embodiment, folded tube from folded state be changed into deployed condition process and from deployed condition be changed into fold The process of state is identical with first embodiment, therefore does not remake repeat specification.

Tenth embodiment：As shown in figure 34, to be carried out unit 400 from the difference of first embodiment different for the present embodiment. In the present embodiment, performance element 400 includes that the 3rd execution gear the 470, the 4th performs gear 480 and second gear decelerator 490； 3rd execution gear 470 is fixedly connected with the 3rd wire spool 130 of differential unit 100, and the 4th execution gear 480 is fixed on second On connecting plate 4, the axis of the 4th execution gear 480 and the axis of rotating shaft 5 are located along the same line, second gear decelerator 490 It is fixed on the first pipe fitting 1；Second gear decelerator 490 is the Worm-gear type decelerator with auto-lock function, second gear Decelerator 490 includes second gear decelerator input gear 491 and second gear output gear of speed reducer 492；3rd performs tooth Wheel 470 is meshed with second gear decelerator input gear 491, and the 4th performs gear 480 and second gear decelerator output gear Wheel 492 is meshed.When the 3rd wire spool 130 is rotated, the 3rd wire spool 130 drives the 3rd to perform gear 470 and rotates, and the 3rd holds Row gear 470 drives second gear decelerator input gear 491 to rotate, and second gear decelerator input gear 491 passes through second Worm and gear in gear reduction unit 490 drives second gear output gear of speed reducer 492 to rotate, the output of second gear decelerator Gear 492 drives the 4th to perform gear 480 and rotates, so as to drive the second connecting plate 45 to rotate around the shaft.The present embodiment other Structure is identical with first embodiment, therefore does not remake repeat specification.

The preferred embodiments of the present invention are the foregoing is only, the present invention is not limited to, for the skill of this area For art personnel, the present invention can have various modifications and variations.It is all within the principle and spirit of the present invention, that what is made any repaiies Change, equivalent, improvement etc., should be included within the scope of the present invention.

Claims

1. a kind of control device of folded tube, including the first pipe fitting (1), the second pipe fitting (2), the first connecting plate (3), the second connection Plate (4) and rotating shaft (5), first connecting plate (3) are fixed on first pipe fitting (1), and second connecting plate (4) is fixed On second pipe fitting (2), the side of first connecting plate (3) is with the side of second connecting plate (4) by described Rotating shaft (5) is hinged, it is characterised in that：

Also include differential unit (100), driver element (200), locking unit (300) and performance element (400)；

The differential unit (100) including the first wire spool (110), the second wire spool (120), the 3rd wire spool (130), first Annulus (140), the second annulus (150), the first bracing wire (160), the second bracing wire (170), the 3rd bracing wire (180) and the 4th bracing wire (190)；Pedestal (6), second wire spool (120) and the 3rd wire spool (130) are fixed with first pipe fitting (1) On the pedestal (6)；One end of first bracing wire (160) is fixed on first wire spool (110), the other end It is connected with first annulus (140)；Second bracing wire (170) is through first annulus (140), second bracing wire (170) one end is fixed on second wire spool (120), the other end is fixed on the 3rd wire spool (130)；It is described One end of 3rd bracing wire (180) is fixed on first wire spool (110), the other end is connected with second annulus (150)； 4th bracing wire (190) is fixed on described second through second annulus (150), one end of the 4th bracing wire (190) On wire spool (120), the other end is fixed on the 3rd wire spool (130)；

The driver element (200) is connected with first wire spool (110) of the differential unit (100), the driver element (200) first wire spool (110) is driven to rotate；

The locking unit (300) is connected with second wire spool (120) of the differential unit (100), second wire spool (120) drive locking unit (300) motion, the locking unit (300) that first connecting plate (3) and institute can be realized State the locking or unblock between the second connecting plate (4)；

The performance element (400) and second connecting plate (4), the 3rd wire spool (130) phase of the differential unit (100) Even, the 3rd wire spool (130) drives second connecting plate (4) around the rotating shaft (5) by the performance element (400) Rotate.

2. the control device of folded tube according to claim 1, it is characterised in that：

The driver element (200) includes motor (M), first gear decelerator (210) and control circuit unit (220)；

The motor (M) and the first gear decelerator (210) are on the pedestal (6)；The output of the motor (M) Axle is connected with the first gear decelerator (210), and first wire spool (110) of the differential unit (100) is fixed on described On the output shaft of first gear decelerator (210)；

The control circuit unit (220) is electrically connected with the motor (M), and the control circuit unit (220) controls the electricity The rotation of machine (M).

3. the control device of folded tube according to claim 2, it is characterised in that：Control circuit unit (220) bag Include the first microswitch (SQ1), the second microswitch (SQ2), the first diode (V1), the second diode (V2), DPDT Formula switchs (SA1) and battery (G)；

DPDT formula switch (SA1) is non-automatically reset switch；DPDT formula switch (SA1) has two groups of ends Son, i.e. the first pole the first terminal (a1), the first pole Second terminal (a2) and the first pole public terminal (a0), the second pole the first terminal (b1), the second pole Second terminal (b2) and the second pole public terminal (b0)；First microswitch (SQ1) is fixed on folded tube On, when the structure in folded tube touches the trigger mechanism of first microswitch (SQ1), first microswitch (SQ1) produce switching action；Second microswitch (SQ2) is fixed in folded tube, when the structure touching institute in folded tube When stating the trigger mechanism of the second microswitch (SQ2), second microswitch (SQ2) produces switching action；

The DPDT formula switchs the first pole the first terminal (a1), the second pole Second terminal (b2) and the battery of (SA1) (G) positive pole electrical connection；First pole Second terminal (a2) of DPDT formula switch (SA1), the second pole the first terminal (b1) electrically connect with the negative pole of the battery (G)；First pole public terminal (a0) of DPDT formula switch (SA1) and institute State the positive pole electrical connection of the first diode (V1)；The negative pole of first diode (V1) and first microswitch (SQ1) The electrical connection of normally closed terminal；The public terminal of first microswitch (SQ1) is electric with the first terminal (m1) of the motor (M) Connection；The Second terminal (m2) of the motor (M) switchs the second pole public terminal (b0) electricity of (SA1) with the DPDT formula Connection；The negative pole of second diode (V2) is electrically connected with the positive pole of first diode (V1)；Second diode (V2) positive pole is electrically connected with the normally closed terminal of second microswitch (SQ2)；Second microswitch (SQ2) it is public Terminal is electrically connected with the public terminal of first microswitch (SQ1).

4. the control device of folded tube according to claim 2, it is characterised in that：Control circuit unit (220) bag Include the first microswitch (SQ1), the second microswitch (SQ2), the first relay (K1), the second relay (K2), triple-pole double throw Formula switchs (SA2) and battery (G)；

First relay (K1) has one group of terminal, i.e. the first relay public terminal (k11) and the first relay normally open end Sub (k12)；Second relay (K2) has one group of terminal, i.e. the second relay public terminal (k21) and the second relay normal Beginning (k22)；Triple-pole double throw formula switch (SA2) is non-automatically reset switch；The triple-pole double throw formula switchs (SA2) There are three groups of terminals, i.e. the first pole the first terminal (a1), the first pole Second terminal (a2) and the first pole public terminal (a0), the second pole The first terminal (b1), the second pole Second terminal (b2) and the second pole public terminal (b0), the 3rd pole the first terminal (c1), the 3rd pole Second terminal (c2) and the 3rd pole public terminal (c0)；First microswitch (SQ1) is fixed in folded tube, works as folded tube On structure when touching the trigger mechanism of first microswitch (SQ1), it is dynamic that first microswitch (SQ1) produces switching Make；Second microswitch (SQ2) is fixed in folded tube, when the structure in folded tube touches second microswitch (SQ2), during trigger mechanism, second microswitch (SQ2) produces switching action；

The triple-pole double throw formula switchs the first pole the first terminal (a1), the second pole Second terminal (b2) and the battery of (SA2) (G) positive pole electrical connection；First pole Second terminal (a2) of triple-pole double throw formula switch (SA2), the second pole the first terminal (b1) electrically connect with the negative pole of the battery (G)；The normally closed terminal of first microswitch (SQ1) and the triple-pole double throw formula First pole public terminal (a0) electrical connection of switch (SA2)；The public terminal and described first of first microswitch (SQ1) One terminal electrical connection of the coil of relay (K1)；Another terminal and described three of the coil of first relay (K1) 3rd pole the first terminal (c1) electrical connection of pole double-throw formula switch (SA2)；The normally closed terminal of second microswitch (SQ2) with First pole public terminal (a0) electrical connection of triple-pole double throw formula switch (SA2)；Second microswitch (SQ2) it is public Terminal is electrically connected with a terminal of the coil of second relay (K2)；The coil of second relay (K2) it is another The 3rd pole Second terminal (c2) that individual terminal switchs (SA2) with the triple-pole double throw formula is electrically connected；The first end of the motor (M) The first pole public terminal (a0) that sub (m1) switchs (SA2) with the triple-pole double throw formula is electrically connected；Second end of the motor (M) Sub (m2) is electrically connected with the first relay normally open terminal (k12)；The first relay public terminal (k11) and described three 3rd pole public terminal (c0) electrical connection of pole double-throw formula switch (SA2)；The 3rd of triple-pole double throw formula switch (SA2) is extremely public The second pole public terminal (b0) that terminal (c0) switchs (SA2) with the triple-pole double throw formula altogether is electrically connected；Second relay Normally opened terminal (k22) is electrically connected with the first relay normally open terminal (k12)；The second relay public terminal (k21) Electrically connect with the first relay public terminal (k11).

5. the control device of folded tube according to claim 1, it is characterised in that：

The driver element (200) includes drive shaft (230) and handle (240)；

On the pedestal (6), the handle (240) is fixed in the drive shaft (230) drive shaft (230), First wire spool (110) of the differential unit (100) is fixed in the drive shaft (230).

6. the control device of folded tube according to claim 1, it is characterised in that：

The locking unit (300) is including the 4th wire spool (310), the 5th bracing wire (320), the first latch (330) and latch bullet Spring (340)；First connecting plate (3) is provided with the first location hole (31), and second connecting plate (4) is provided with the second location hole (41)；4th wire spool (310) is fixedly connected with second wire spool (120) of the differential unit (100), and the described 4th Wire spool (310) is provided with the first limited block (311), and the pedestal (6) is provided with the second limited block (61), and described first is spacing Block (311) can touch second limited block (61)；One end of 5th bracing wire (320) is fixed on the 4th wire spool (310) on, the other end is connected with first latch (330)；First latch (330) is provided with the first latch inclined-plane (331), first latch (330) is interspersed in first location hole (31) of first connecting plate (3), when the described first company First latch (330) described in when fishplate bar (3) and second connecting plate (4) close up may be inserted into second connecting plate (4) In second location hole (41)；One end of the latch spring (340) withstand first latch (330), the other end withstand it is described Pedestal (6).

7. the control device of folded tube according to claim 1, it is characterised in that：

The locking unit (300) is including the 4th wire spool (310), the 5th bracing wire (320), the first latch (330), latch spring And blocking unit (350) (340)；First connecting plate (3) is provided with the first location hole (31), and second connecting plate (4) sets There is the second location hole (41)；4th wire spool (310) is fixed with second wire spool (120) of the differential unit (100) Connection, the 4th wire spool (310) are provided with the first limited block (311), and the pedestal (6) is provided with the second limited block (61), first limited block (311) can touch second limited block (61)；One end of 5th bracing wire (320) is solid It is scheduled on the 4th wire spool (310), the other end is connected with first latch (330)；First latch (330) is interted In first location hole (31) of first connecting plate (3), when first connecting plate (3) and second connecting plate (4) First latch (330) described in when closing up is may be inserted in second location hole (41) of second connecting plate (4)；The latch bullet Withstand first latch (330), the other end and withstand the pedestal (6) in one end of spring (340)；

The blocking unit (350) includes block (351), stopper spring (352) and blocking unit housing (353)；The block And the stopper spring (352) is in the blocking unit housing (353), one end of the stopper spring (352) (351) Withstand the block (351), the other end and withstand the blocking unit housing (353)；The blocking unit housing (353) is fixed on On first pipe fitting (1)；Second connecting plate (4) can touch the block (351)；When second connecting plate (4) When not touching the block (351), the block (351) stops single from described in the presence of the stopper spring (352) First latch (330) is stretched out and can be stopped in first housing (353), makes first latch (330) can not be to locking side To motion；When second connecting plate (4) touches block (351), second connecting plate (4) can make the block (351) move into the blocking unit housing (353), so as to release the block (351) to first latch (330) Stop, first latch (330) is moved and is inserted the second location hole of second connecting plate (4) to locking direction (41) in.

8. the control device of folded tube according to claim 1, it is characterised in that：

The locking unit (300) is including the 4th wire spool (310), the 5th bracing wire (320), latch hook (360), latch hook spring And latch hook rotating shaft (380) (370)；Second wire spool (120) of the 4th wire spool (310) and the differential unit (100) It is fixedly connected, the 4th wire spool (310) is provided with the first limited block (311), the pedestal (6) is provided with the second limited block (61) and the 3rd limited block (62), first limited block (311) can touch second limited block (61) or the described 3rd Limited block (62)；The latch hook (360) by the latch hook rotating shaft (380) on first connecting plate (3), the lock Hook (360) can be rotated around the latch hook rotating shaft (380), one end and the latch hook (360) phase of the latch hook spring (370) Even, the other end is connected with first connecting plate (3)；First connecting plate (3) is provided with the first location hole (31), and the described 5th One end of bracing wire (320) is fixed on the 4th wire spool (310), the other end through first location hole (31) with it is described Latch hook (360) is connected；When first connecting plate (3) and second connecting plate (4), when closing up, the latch hook (360) can be with hook State the second connecting plate (4) in residence.

9. the control device of folded tube according to claim 1, it is characterised in that：

The locking unit (300) is including the 4th wire spool (310), the 5th bracing wire (320), the first latch (330), latch spring And auxiliary unit (390) (340)；First connecting plate (3) is provided with the first location hole (31), and second connecting plate (4) sets There is the second location hole (41)；Locating piece (70) is fixed with second pipe fitting (2), it is fixed that the locating piece (70) is provided with auxiliary Position hole (71)；4th wire spool (310) is fixedly connected with second wire spool (120) of the differential unit (100)；It is described One end of 5th bracing wire (320) is fixed on the 4th wire spool (310), the other end is connected with first latch (330)； First latch (330) is provided with the first latch inclined-plane (331), and first latch (330) is interspersed in first connection In first location hole (31) of plate (3), first described in when first connecting plate (3) and second connecting plate (4) close up Latch (330) is may be inserted in second location hole (41) of second connecting plate (4)；One end of the latch spring (340) Withstand first latch (330), the other end and withstand the pedestal (6)；

The auxiliary unit (390) includes auxiliary bolt (391), auxiliary stay (392), secondary spring (393) and auxiliary unit Pedestal (394)；The auxiliary unit pedestal (394) is fixed on first pipe fitting (1)；Set on the auxiliary bolt (391) There is auxiliary bolt inclined-plane (3911), the auxiliary bolt (391) works as folded tube on the auxiliary unit pedestal (394) In folded state when the auxiliary bolt (391) may be inserted into the locating piece (70) auxiliary positioning hole (71) in；It is described Withstand the auxiliary bolt (391), the other end and withstand the auxiliary unit pedestal (394) in one end of secondary spring (393)；It is described One end of auxiliary stay (392) is fixed on the 4th wire spool (310), the other end is connected with the auxiliary bolt (391).

10. the control device of folded tube according to claim 1, it is characterised in that：

The performance element (400) is including the 5th wire spool (410), the 6th wire spool (420), the 6th bracing wire (430) and the 7th Bracing wire (440)；5th wire spool (410) is fixedly connected with the 3rd wire spool (130) of the differential unit (100), institute State the 6th wire spool (420) to be fixed on second connecting plate (4), the axis of the 6th wire spool (420) and described turn The axis of axle (5) is located along the same line, and the 5th wire spool (410) and the 6th wire spool (420) are by described Six bracing wires (430) are connected with the 7th bracing wire (440).