CN210003790U - Pneumatic auxiliary gear shifting handle - Google Patents

Abstract

The utility model discloses an pneumatic supplementary handle of shifting, including handle body and gas accuse valve, the gas accuse valve is located the handle body, the gas accuse valve includes the valve body, the valve barrel, valve rod, the case, 0 spring, the second spring, the air supply import, control delivery outlet and gas vent, be provided with the cavity that supplied valve barrel and valve rod to install on the valve body, the valve barrel is with the cavity to lower and upper division become the air cavity in proper order, output chamber and exhaust chamber, toggle button when stirring down, valve rod can the downstream, promote the valve core and open the valve port, the case contradicts the inlet channel opening of shutoff valve rod with valve rod this moment, air cavity and output chamber intercommunication this moment, be in low gear state, when toggle button is stirred up, valve rod upwards moves under the effect of spring, make valve rod and case separation, the case seals the valve port under the second spring action this moment, and output chamber and inlet channel intercommunication, therefore, output chamber and exhaust chamber intercommunication, be in high gear state.

Description

Pneumatic auxiliary gear shifting handle

Technical Field

The utility model relates to a supplementary gearshift field, in particular to kinds of pneumatic supplementary shift handle.

Background

On medium and heavy goods vehicles and passenger cars, two different gears, high and low, are set, and then unit adjustment is carried out through a pneumatic control valve. The control device of the existing pneumatic control valve is far away from the gear shifting handle, so that the pneumatic control valve is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing kinds of pneumatic supplementary shift handle, it makes it use very conveniently with the control device integration of pneumatic control valve to the shift handle.

The above technical purpose of the present invention can be achieved by the following technical solutions:

pneumatic auxiliary gear shifting handle comprises a handle body and a pneumatic control valve, wherein the pneumatic control valve is arranged in the handle body and comprises a valve body, a valve sleeve, a valve rod, a valve core, a spring, a second spring, a gas source inlet, a control output port and a gas exhaust port, a chamber for installing the valve sleeve and the valve rod is arranged on the valve body, the valve sleeve divides the chamber into a gas chamber, an output chamber and a gas exhaust chamber from bottom to top in sequence, the valve sleeve is arranged in a hollow mode, and the valve rod is inserted in the valve sleeve to divide the output chamber and the gas exhaust chamber;

an intake channel communicated with the exhaust cavity is arranged in the valve rod, the intake channel penetrates through the valve rod and is provided with a air inlet facing to the end of the valve port, the end of the valve rod is provided with a butting ring, the spring is sleeved outside the valve rod, and two ends of the spring are respectively butted with the butting ring and the valve sleeve;

the bottom end of the cavity is provided with a limiting block, the valve core is arranged in the air cavity, two ends of the second spring are respectively abutted against the limiting block and the valve core, the bottom end of the valve sleeve forms valve ports in the cavity, and the valve core blocks the valve ports under the elastic tendency force of the second spring;

the air cavity is communicated with an air source inlet, the output cavity is communicated with a control output port, and the exhaust cavity is communicated with an exhaust port;

the valve body is rotatably connected with a toggle button for controlling the valve rod to move up and down, and the end of the toggle button extends out of the handle body.

According to the arrangement, when the toggle button is toggled downwards, the th valve rod moves downwards to abut against the valve core and push the valve core to move downwards to open the valve port under the action of the second spring, at the moment, the valve core abuts against the th valve rod to block the air inlet channel opening of the th valve rod, the air cavity is communicated with the output cavity and is in a low gear state, when the toggle button is toggled upwards, the th valve rod moves upwards under the action of the th spring to separate the th valve rod from the valve core, at the moment, the valve core seals the valve port under the action of the second spring, the output cavity is communicated with the air inlet channel, and therefore, the output cavity is communicated with the exhaust cavity and is in a high gear state.

it is preferable that the air supply inlet, the control outlet and the exhaust port are provided with quick connectors.

So set up, through quick-operation joint, the pipeline of being convenient for is connected with air supply import, control delivery outlet and gas vent.

, preferably, the quick coupling comprises a connecting part provided with a connecting channel and a limiting jaw arranged in the connecting channel, the limiting jaw is annular, a plurality of clamping teeth are uniformly arranged on the inner circle side of the limiting jaw in the circumferential direction, and the tooth section of each clamping tooth is arranged in a tilting mode towards the inner side of the quick coupling.

So set up, with the pipeline insert quick-operation joint in-process, the pipeline can pass spacing jack catch, and after the installation of accomplishing the pipeline, latch on the spacing jack catch can restrict the pipeline, makes it unable to be extracted.

, preferably, a unlocking sleeve is axially and movably clamped at the connecting port of the connecting part, and a conical part for pushing the limiting claw to open is arranged at the end of the unlocking sleeve inserted in the quick connector.

So set up, when needs are dismantled the pipeline, can make its circular cone portion promote spacing jack catch and make the latch open through pressing the unlocking sleeve, so, can relieve the restriction of latch to the pipeline.

the preferable step is that the connecting part comprises a sealing sleeve and a connecting sleeve, the limiting jaw is positioned between the sealing sleeve and the connecting sleeve, and an inner hole of the sealing sleeve, which is far away from end of the connecting sleeve, is arranged in a conical shape.

So set up, the setting of big envelope and adapter sleeve is realized spacing to the axle center of spacing jack catch, and the hole that the end of adapter sleeve was kept away from to the seal cover is the toper setting for back in the pipe insertion quick-operation joint, the terminal portion of pipeline finally contacts with the conical surface of seal cover, thereby can form good sealed effect.

, the edge of the limit claw is preferably turned outwards towards the side of the tilted claw.

So set up, turn over a setting and avoid seal cover and connecting sleeve when the clearance is great, spacing jack catch can take place to rock, so can't keep better leakproofness contact between pipeline and the toper face, consequently, through the turn-ups setting, can keep spacing jack catch fixed in quick-operation joint.

is preferable that balls for abutting against the toggle button are arranged on the abutting ring, an air charging channel is arranged on the valve body, a mounting groove for mounting the toggle button is formed in the top of the valve body, the end of the air charging channel is communicated with the air cavity, the other end of the air charging channel is communicated with the mounting groove, and a control valve for controlling the on-off of the air charging channel is arranged on the air charging channel.

So set up, firstly, the setting of ball for toggle button can drive valve rod more easily and reciprocate, but it is relative, because the mounting groove is with external intercommunication, therefore, the installation inslot can the laying dust after using period of time, and lead to the rolling frictional force increase of ball, consequently through above-mentioned setting, when being in high-grade position state, the valve core seals the valve port, if open the control valve this moment, the gas in the air cavity will enter into the mounting groove through the charging channel, blow in the mounting groove, blow off part dust in the mounting groove, realize the clearance to mounting groove and ball.

The step is preferably that the control valve comprises a valve cavity arranged in a valve body of the pneumatic control valve, a valve gate arranged in the valve cavity, a second valve rod for controlling the valve gate to move, and a control button for driving the second valve rod to move, the air charging channel comprises an air charging section for connecting the valve cavity and the air cavity, and an air discharging section for connecting the valve cavity and the mounting groove, and a compression spring for keeping the valve gate closed air discharging section in the valve cavity end with a closed opening is arranged in the valve cavity.

With the arrangement, when the control button is in a natural state, the valve gate seals the inlet of the air outlet section under the action of the compression spring, and at the moment, the air charging channel is sealed; after the control button is pressed, the second valve rod overcomes the elastic force of the compression spring to push the valve gate to move, and the air inlet section and the air outlet section are communicated at the moment, so that ash removal treatment is performed on the mounting groove.

, preferably, a push rod is arranged in the mounting groove, the push rod is connected with the second valve rod, a movable groove communicated with the mounting groove is arranged below the mounting groove, the side of the movable groove penetrates through the side wall of the valve body, the end of the push rod, which is far away from the second valve rod, is turned over to form a folded edge, the folded edge is located in the movable groove, the control button is arranged between the folded edge and the side wall of the handle body, the end of the control button penetrates through the side wall and protrudes out of the handle body, and a return spring used for keeping the control button protruding out of the handle body is arranged in the movable groove.

So set up, realize through the control of control button to the control valve, and reset spring can keep control button outstanding outside the handle body when not atress.

It is further preferred that the control button is located below the toggle button.

So set up, firstly can be convenient for operate, secondly, when being in low-grade state, can not press control button under shifting button's sheltering from.

To sum up, the utility model discloses following beneficial effect has:

1. the shifting button is integrated on the gear shifting handle, so that the high and low gears can be conveniently replaced;

2. set up the clearance module, after using for a long time the interior deposition of mounting groove is comparatively serious or when stirring the resistance increase of toggle button, can blow the clearance in the mounting groove through pressing control button.

Drawings

FIG. 1 is an overall outline view of embodiment ;

FIG. 2 is a view showing an installation structure between a handle body and a valve body in embodiment ;

FIG. 3 is a partial cross-sectional view of the valve body of embodiment showing the connection between the chamber and the control output port;

FIG. 4 is a second partial cross-sectional view of the valve body of embodiment , showing the connection between the chamber and the vent;

FIG. 5 is an internal block diagram of the pneumatic control valve of example , showing a state in a high gear;

FIG. 6 is a second internal structure view of the pneumatic control valve in embodiment , showing a state in a low gear;

FIG. 7 is a schematic structural view of a quick coupling according to embodiment ;

FIG. 8 is a schematic structural view of the second embodiment;

FIG. 9 is a front sectional view of a control valve in the second embodiment;

fig. 10 is a schematic structural view of a control valve in the second embodiment.

In the drawing, 100 parts of a handle body, 110 parts of a mounting cavity, 120 parts of a mounting bolt, 130 parts of a through hole, 200 parts of a pneumatic control valve, 210 parts of a valve body, 211 parts of a mounting groove, 212 parts of a dust guard, 213 parts of a chamber, 214 parts of an air cavity, 215 parts of an output cavity, 216 parts of an exhaust cavity, 220 parts of a valve rod, parts of a valve rod, 221 parts of an air inlet channel, 222 parts of an air inlet, 223 parts of an abutting ring, 224 parts of a ball, 230 parts of a valve sleeve, 240 parts of a limiting block, 250 parts of a valve core, 260 parts of a spring, 270 parts of a second spring, 281 parts of an air source inlet, 282 parts of a control output port, 422 parts of an exhaust port, 300 parts of a push button, 400 parts of a quick connector, 410 parts of a connecting part, 411 parts of a sealing sleeve, 422 parts of a connecting sleeve, 420 parts of a limiting claw, 421 parts of a latch, 430 parts of an unlocking sleeve, 431 parts, 510 parts of a conical part, 510 parts of a valve cavity, 520 parts of a valve gate, 530 parts of a second valve rod.

Detailed Description

The present invention will be described in further detail in with reference to the accompanying drawings.

In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

Example 1:

pneumatic auxiliary gear shifting handle, as shown in fig. 1 and fig. 2, comprises a handle body 100, a pneumatic control valve 200 and a toggle button 300, wherein the bottom of the handle body 100 is provided with a cylindrical installation cavity 110, and the pneumatic control valve 200 is installed in the installation cavity 110 and is fixedly connected through three installation bolts 120.

The pneumatic control valve 200 comprises a valve body 210, a valve sleeve 230, an th valve rod 220, a valve core 250, a th spring 260, a second spring 270, an air source inlet 281, a control output port 282 and an exhaust port 283, as shown in fig. 2, the valve body 210 is in a cylinder shape matched with the installation cavity 110, a installation groove 211 is arranged at the end of the valve body 210 in the installation cavity 110, the installation groove 211 simultaneously penetrates through the end surface and the side surface of the valve body 210, a through hole 130 communicated with the installation groove 211 is arranged on the handle body 100 through , the toggle button 300 is rotatably connected in the installation groove 211, and the handle of the toggle button 300 extends out of the handle body 100 through the through hole.

A dust guard 212 is provided on the side of the mounting groove 211 opposite to the through opening 130.

As shown in fig. 3 and 4, chamber 213 is formed on the valve body 210, the chamber 213 end is communicated with the mounting groove 211, and end penetrates the valve body 210. referring to fig. 5 and 6, a valve sleeve 230 and a th valve rod 220 are installed in the chamber 213, wherein the valve sleeve 230 divides the chamber 213 into an air chamber 214, an output chamber 215 and an exhaust chamber 216 from bottom to top, the valve sleeve 230 is hollow, and the th valve rod 220 is inserted in the valve sleeve 230 to divide the output chamber 215 and the exhaust chamber 216.

An intake channel 221 which is communicated with the exhaust cavity 216 is arranged in the valve rod 220, the intake channel 221 penetrates through the valve rod 220, a air inlet 222 is formed towards a end of the valve port, a butting ring 223 is arranged at an end of the valve rod 220, a spring 260 is sleeved outside the valve rod 220, and two ends of the spring are respectively butted with the butting ring 223 and the valve sleeve 230.

An groove is arranged on the abutting ring 223, a ball 224 is placed on the groove and used for abutting against the toggle button 300, and the valve rod 220 is driven by the ball 224 to move up and down in the process of shifting the toggle button 300 up and down.

The bottom end of the chamber 213 is provided with a stopper 240, the valve core 250 is arranged in the air cavity 214, two ends of the second spring 270 are respectively abutted against the stopper 240 and the valve core 250, the bottom end of the valve sleeve 230 forms valve ports in the chamber 213, and the valve core 250 blocks the valve ports under the elastic tendency force of the second spring 270.

As shown in fig. 3 and 4, an air supply inlet 281, a control output 282, and an exhaust vent 283 are provided at the end of the valve body 210 remote from the handle body 100, the air chamber 214 communicates with the air supply inlet 281, the output chamber 215 communicates with the control output 282, and the exhaust chamber 216 communicates with the exhaust vent 283.

The air source inlet 281, the control output port 282 and the exhaust port 283 are all provided with quick connectors 400, referring to fig. 7, the quick connectors 400 comprise connecting parts 410 and limiting jaws 420, the connecting parts 410 are installed in the limiting blocks 240 and are provided with connecting channels therein, the connecting parts 410 comprise sealing sleeves 411 and connecting sleeves 422, the limiting jaws 420 are positioned in the connecting channels and are positioned between the sealing sleeves 411 and the connecting sleeves 422, inner holes of the ends of the sealing sleeves 411, which are far away from the connecting sleeves 422, are arranged in a conical shape, so that after a pipeline is inserted into the quick connectors 400, the end of the pipeline is finally contacted with the conical surface of the sealing sleeves 411, and a good sealing effect can.

Spacing jack catch 420 is the ring form, evenly is provided with a plurality of latches 421 around the circumferencial direction in the interior round side of spacing jack catch 420, and the tooth section of latch 421 is the setting of perk towards quick-operation joint 400's inboard, and spacing jack catch 420's edge is turned over to the side of jack catch perk outwards, and when the clearance is great between avoiding seal cover 411 and adapter sleeve 422 through turning over a setting, spacing jack catch 420 can take place to rock and can't keep better leakproofness contact between pipeline and the conical surface.

An unlocking sleeve 430 is axially and movably clamped at the connecting port of the connecting part 410, and a conical part 431 for pushing the limiting claw 420 to open is arranged at the end of the unlocking sleeve 430 inserted in the quick coupling 400.

The quick coupling 400 is disassembled and assembled:

when installed, the pipe is inserted directly into the quick connector 400, and the pipe is inserted to the deepest position. When disassembly is required, the conical part 431 of the unlocking sleeve 430 abuts against the latch 421 to open the limiting claws 420, so that the pipeline can be easily pulled out of the quick connector 400.

The working principle is as follows:

when the toggle button 300 is toggled downwards, the th valve rod 220 moves downwards to abut against the valve core 250 and push the valve core 250 to move downwards to open the valve port against the action of the second spring 270, at this time, the valve core 250 abuts against the th valve rod 220 to block the opening of the air inlet channel 221 of the th valve rod 220, at this time, the air chamber 214 is communicated with the output chamber 215 and is in a low gear state, when the toggle button 300 is toggled upwards, the th valve rod 220 moves upwards under the action of the th spring 260 to separate the th valve rod 220 from the valve core 250, at this time, the valve core 250 closes the valve port under the action of the second spring 270, and the output chamber 215 is communicated with the air inlet channel 221, so that the output chamber 215 is communicated with the exhaust chamber 216 and is in a high gear state.

Example 2:

as shown in fig. 8, the difference from embodiment 1 is that the valve body 210 is provided with an inflation channel 600, and the inflation channel 600 is provided with a control valve for controlling the on/off of the inflation channel 600.

As shown in fig. 9 and 10, the control valve includes a valve chamber 510, a valve gate 520, a second valve rod 530, a compression spring 540, a push rod 550 and a control button 560, wherein the valve chamber 510 is disposed in the valve body 210 of the pneumatic control valve 200 and is located at the side of the mounting groove 211.

The valve cavity 510 divides the charging channel 600 into an air inlet section 610 and an air outlet section 620, the air inlet section 610 is communicated with the valve cavity 510 and the air cavity 214, and the air outlet section 620 is communicated with the valve cavity 510 and the mounting groove 211.

The valve gate 520 and the compression spring 540 are both disposed in the valve cavity 510, and the valve gate 520 is disposed at the opening of the valve cavity 510 of the air outlet section 620 under the elastic force of the compression spring 540, so as to isolate the communication between the valve cavity 510 and the air outlet section 620.

The push rod 550 is arranged in the mounting groove 211, an waist-shaped hole is formed in the push rod for avoiding the limit ring, the end of the push rod 550 is fixedly connected with the valve rod, and the other end of the valve rod is inserted into the valve cavity 510 to abut against the valve gate 520.

A movable groove 700 communicated with the mounting groove 211 is arranged below the mounting groove 211, the side of the movable groove 700 penetrates through the side wall of the valve body 210, the end of the push rod 550 far away from the second valve rod 530 is turned over to form a folded edge 551, the folded edge 551 is positioned in the movable groove 700, and a return spring 570 is arranged between the folded edge 551 and the side wall of the movable groove 700.

The working principle is as follows:

when the toggle button 300 is pushed down, the toggle button 300 blocks the control button 560 below, so as to prevent the control button 560 from being pressed at a low gear, which causes the gas in the air chamber 214 to enter the air outlet section 620.

When the toggle button 300 is dialed up, the control button 560 is exposed, at which point the control button 560 may be pressed, if desired. After the control button 560 is pressed, the push rod 550 is pushed to compress the return spring 570 to move inwards, so that the second valve rod 530 is pushed to movably push the valve gate 520, at this time, the air inlet section 610 is communicated with the air outlet section 620, and the air in the air cavity 214 enters the mounting groove 211 from the air outlet section 620 to blow the mounting groove 211.

The handle body 100 is provided with round hole, the round hole is positioned under the through hole 130, the control button 560 is inserted into the round hole and is externally inserted, the end protrudes out of the handle body 100, the other end is provided with a step which is abutted against the inner wall of the handle body 100, the control button 560 is positioned at the side in the handle body 100 and is abutted against the folding edge 551, and the control button is kept protruding out of the handle body 100 under the action of the return spring 570.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all the embodiments are protected by patent laws within the scope of the present invention.

Claims (10)

1. The pneumatic auxiliary gear shifting handle comprises a handle body (100) and a pneumatic control valve (200), and is characterized in that the pneumatic control valve (200) is arranged in the handle body (100), the pneumatic control valve (200) comprises a valve body (210), a valve sleeve (230), a th valve rod (220), a valve core (250), a th spring (260), a second spring (270), an air source inlet (281), a control output port (282) and an exhaust port (283), a chamber (213) for installing the valve sleeve (230) and a th valve rod (220) is arranged on the valve body (210), the valve sleeve (230) divides the chamber (213) into an air cavity (214), an output cavity (215) and an exhaust cavity (216) from bottom to top in sequence, the valve sleeve (230) is hollow, and the th valve rod (220) is inserted in the valve sleeve (230) to divide the output cavity (215) and the exhaust cavity (216);

   an intake channel (221) which is communicated with the exhaust cavity (216) is arranged in the valve rod (220), the intake channel (221) penetrates through the valve rod (220) and is provided with a air inlet (222) towards the end of the valve port, the end of the valve rod (220) is provided with a butting ring (223), the spring (260) is sleeved outside the valve rod (220), and two ends of the spring are respectively butted with the butting ring (223) and the valve sleeve (230);

   the bottom end of the cavity (213) is provided with a limit block (240), the valve core (250) is arranged in the air cavity (214), two ends of the second spring (270) are respectively abutted against the limit block (240) and the valve core (250), the bottom end of the valve sleeve (230) forms an valve port in the cavity (213), and the valve core (250) blocks the valve port under the elastic tendency force of the second spring (270);

   the air chamber (214) is communicated with an air source inlet (281), the output chamber (215) is communicated with a control output port (282), and the exhaust chamber (216) is communicated with an exhaust port (283);

   the valve body (210) is rotatably connected with a toggle button (300) for controlling the valve rod (220) to move up and down, and the end of the toggle button (300) extends out of the handle body (100).
2. 2. The pneumatically assisted shift handle of claim 1, wherein: and the air source inlet (281), the control output port (282) and the exhaust port (283) are all provided with quick connectors (400).
3. 3. The pneumatically assisted shift handle of claim 2, wherein: quick-operation joint (400) including connecting portion (410) that are equipped with interface channel and locate spacing jack catch (420) in the interface channel, spacing jack catch (420) are the ring form interior round side of spacing jack catch (420) evenly is provided with a plurality of latches (421) around the circumferencial direction, the tooth section of latch (421) is the setting of perk towards the inboard of quick-operation joint (400).
4. 4. The pneumatic auxiliary gear shifting handle as claimed in claim 3, wherein an unlocking sleeve (430) is axially and movably clamped at the connecting port of the connecting part (410), and a conical part (431) for pushing the limiting claw (420) to open is arranged at the end of the unlocking sleeve (430) inserted in the quick coupling (400).
5. 5. The pneumatic auxiliary shift handle according to claim 3 or 4, wherein the connecting portion (410) comprises a sealing sleeve (411) and a connecting sleeve (422), the limiting claw (420) is positioned between the sealing sleeve (411) and the connecting sleeve (422), and an inner hole of the sealing sleeve (411) far away from end of the connecting sleeve (422) is arranged in a conical shape.
6. 6. The pneumatic assisted gearshift handle according to claim 5 wherein the edge of the limit pawl (420) is turned outward to the side where the pawl is turned up.
7. 7. The pneumatic auxiliary gear shifting handle according to claim 1, wherein balls (224) for abutting against the toggle button (300) are arranged on the abutting ring (223), an air charging channel (600) is arranged on the valve body (210), installation grooves (211) for installing the toggle button (300) are formed in the top of the valve body (210), one end of the air charging channel (600) is communicated with the air cavity (214), the other end of the air charging channel () is communicated with the installation grooves (211), and a control valve for controlling the on-off of the air charging channel (600) is arranged on the air charging channel (600).
8. 8. The pneumatically assisted shift handle of claim 7, wherein: the control valve comprises a valve cavity (510) arranged in a valve body (210) of the pneumatic control valve (200), a valve gate (520) arranged in the valve cavity (510), a second valve rod (530) for controlling the movement of the valve gate (520), and a control button (560) for driving the second valve rod (530) to move, wherein the air charging channel (600) comprises an air inlet section (610) connected with the valve cavity (510) and an air cavity (214) and an air outlet section (620) connected with the valve cavity (510) and an installation groove (211), and a compression spring (540) used for keeping the valve gate (520) closed and the air outlet section (620) closed at an end opening of the valve cavity (510) is arranged in the valve cavity (510).
9. 9. The pneumatic auxiliary gear shifting handle according to claim 8, wherein push rods (550) are arranged in the mounting groove (211), the push rods (550) are connected with the second valve rod (530), a movable groove (700) communicated with the mounting groove (211) is arranged below the mounting groove (211), the side of the movable groove (700) penetrates through the side wall of the valve body (210), the end of the push rod (550) far away from the second valve rod (530) is turned over to form a folded edge (551), the folded edge (551) is located in the movable groove (700), the control button (560) is arranged between the folded edge (551) and the side wall of the handle body (100), the end of the control button (560) penetrates through the side wall and protrudes out of the handle body (100), and a return spring (570) used for keeping the control button (560) protruding out of the handle body (100) is arranged in the movable groove (700).
10. 10. The pneumatically assisted shift handle of claim 1, wherein: the control button (560) is positioned below the toggle button (300).

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