CN111650989B - Operation control device - Google Patents
Operation control device Download PDFInfo
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- CN111650989B CN111650989B CN202010466182.7A CN202010466182A CN111650989B CN 111650989 B CN111650989 B CN 111650989B CN 202010466182 A CN202010466182 A CN 202010466182A CN 111650989 B CN111650989 B CN 111650989B
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- groove
- limiting block
- rotation limiting
- operating rod
- shell
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05G—CONTROL DEVICES OR SYSTEMS INSOFAR AS CHARACTERISED BY MECHANICAL FEATURES ONLY
- G05G1/00—Controlling members, e.g. knobs or handles; Assemblies or arrangements thereof; Indicating position of controlling members
- G05G1/08—Controlling members for hand actuation by rotary movement, e.g. hand wheels
- G05G1/10—Details, e.g. of discs, knobs, wheels or handles
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Abstract
The invention discloses a control device, which comprises a bottom shell, a middle shell, a top shell, an operating rod, a pressure switch and a plurality of first rotating limiting blocks, wherein the bottom shell is provided with a track, a plurality of through holes are arranged at intervals along the track, and one pressure switch is arranged in each through hole; the middle shell is installed in the bottom shell, the top shell is installed in one side of the middle shell, which is deviated from the bottom shell, the operating rod is connected with the bottom track in a sliding mode, the first rotating limiting blocks are arranged at intervals along the track, the first rotating limiting blocks are connected with the top shell in a rotating mode, first clamping grooves are formed in the first rotating limiting blocks, and when the operating rod is clamped into the first clamping grooves, the operating rod triggers the pressure switch. The steering control device has the effects of improving the operation experience and reducing the fatigue, so that the working efficiency of an operator can be improved, the possibility of misoperation can be reduced, and the load on the wrist of the operator can be reduced.
Description
Technical Field
The invention relates to the field of control systems, in particular to a control device.
Background
The operation control system is a device which coordinates the operation of a power system, a transmission system and an execution system and enables the whole mechanical system to accurately and reliably operate. The operation lever is an important component of an operation control system and is indispensable on a plurality of mechanical devices, and the basic principle of the operation lever is to convert the movement of the operation lever into information for controlling the operation of the mechanical devices, mainly electrical signals.
The operating lever is classified into a potential type, an inductance type, a switching type, etc. according to the electronic components selected for transmitting the electric signal. The potential type and inductance type operating rods are widely used, electronic devices such as a correlation photoelectric sensor, a Hall effect sensor, a pressure sensor and the like are used, position information of the operating rods is converted into electric signals to be output, and the potential type and inductance type operating rods have the advantages of stable output signals, precise control and complex structure and high processing precision, are not easy to maintain and need an external power supply, so the potential type and inductance type operating rods are limited to be used in certain occasions. The switch type operating rod has the advantages of simple structure, long service life, reliable performance and easy maintenance, is suitable for certain severe working environments with high strength, and has the defects of insufficient technical content of electronic information and incapability of realizing too complex signal control. With the progress of electronic technology and processing technology, the control operating rod has great progress in miniaturization and adaptability to different mechanical equipment, and has wider application prospect.
The inventor finds in research that the existing handle has at least the following disadvantages: the existing handle has a complex structure and is troublesome to operate, and the working efficiency of operators is greatly reduced.
Disclosure of Invention
The present invention is directed to a steering control device to improve the above problems.
The invention is realized by the following steps:
in view of the above object, the present invention discloses a steering control device including:
the bottom shell is provided with a track, and is provided with a plurality of through holes which are arranged at intervals along the track;
the middle shell is mounted on the bottom shell, and a first channel penetrating through the middle shell along the height direction of the middle shell is arranged at a position of the middle shell corresponding to the track;
the top shell is arranged on one side, away from the bottom shell, of the middle shell, a second channel is arranged at a position, corresponding to the first channel, of the top shell, a plurality of rotating shafts are arranged on the top shell in the extending direction of the second channel, the rotating shafts are located on one side, facing the middle shell, of the top shell, and at least one rotating shaft is arranged at each position, corresponding to the through hole;
the operating rod is connected with the bottom rail in a sliding mode, a first end of the operating rod is located in the rail, and a second end of the operating rod penetrates through the first channel and the second channel;
the operating rod is arranged on the track and passes through the first rotation limiting block, and the operating rod is clamped into the first clamping groove; and
and one pressure switch is arranged in each through hole.
When the operation control device disclosed by the invention is used, the operating rod is pushed to slide along the track, when the operating rod moves to the position of the first rotating limiting block, the handle is clamped into the first clamping groove, the handle is just positioned above the pressure switch at the moment and triggers the pressure switch, a corresponding instruction can be sent out through the pressure switch, when the handle is required to send other instructions, the handle is only required to be pushed continuously to drive the first rotating limiting block to rotate and finally leave the range of the first rotating limiting block, so that the handle enters the range of the other first rotating block and triggers the other pressure switch, and therefore the required instruction is sent out.
The steering control device has the effects of improving the operation experience and reducing the fatigue, so that the working efficiency of an operator can be improved, the possibility of misoperation can be reduced, and the load on the wrist of the operator can be reduced.
In one implementation of this embodiment: the bottom shell comprises a plurality of rails, the rails form an H shape, two end parts of each rail are respectively provided with the through holes, and the through holes are also arranged at the intersection of the two rails.
This arrangement of the positions of the pressure switches makes the operation of the operating control device smoother.
In one implementation of this embodiment: a boss is arranged on one side of the middle shell, which faces the top shell, and the boss is positioned at the intersection of the two rails; the control device further comprises a second rotary limiting block, the diameter of the second rotary limiting block is larger than that of the first rotary limiting block, the second rotary limiting block is located at the boss, the second rotary block is connected with the rotating shaft in a rotating mode, the second rotary limiting block can be arranged along the axial lead direction of the rotating shaft, relative to the rotating shaft, of the rotating shaft, and a second clamping groove matched with the operating rod is formed in the second rotary limiting block.
Because the two tracks are formed into a roughly H shape, the two tracks are vertically arranged when being intersected, when the operating rod passes through the intersection of the two tracks, the temporary positioning of the operating rod is difficult to realize by using two first rotation limiting blocks with the same size, therefore, a new locking mode is designed, namely, a second rotation limiting block with a larger diameter is arranged at the intersection of the tracks to be matched with the first rotation limiting block to complete the locking of the operating rod, in addition, in order to avoid the mutual influence caused by the work between the second rotation limiting block and the first rotation limiting block, a lug boss for placing the second rotation limiting block can be arranged, the height of the lug boss can be larger than the thickness of the first rotation limiting block so as to ensure the work independence and the matching between the second rotation limiting block and the first rotation limiting block, when the tracks are intersected densely, the bosses can be set to different heights, and the height difference between the bosses with different heights is larger than or equal to the thickness of the second rotation limiting block.
In one implementation of this embodiment: the top casing orientation one side of middle part casing is provided with the mounting groove, and every the next door of pivot all sets up one the mounting groove, every all be provided with spring and steel ball in the mounting groove, the steel ball is located the notch of mounting groove, the spring is located the tank bottom of mounting groove with between the steel ball, the spring makes the steel ball has the trend of keeping away from the mounting groove, so that the steel ball butt in first rotatory stopper deviates from one side of middle part casing.
A locking spring which exerts a locking action on the first rotation stopper is fixed in a cylindrical mounting groove on the top housing, is free from a lateral force and exerts only a downward acting force. The movement of the first rotation limiting block is limited by the heights of the rotating shaft, the middle shell and the top shell, and only the rotation movement and the stable ascending and descending movement are carried out.
In one implementation of this embodiment: the first rotary limiting block is provided with a hemispherical first bulge, the first bulge is positioned on one side, facing the middle shell, of the first rotary limiting block, the middle shell is provided with a first limiting groove used for being matched with the first bulge, and the first rotary limiting block is rotated to enable the first bulge to be clamped into or separated from the first limiting groove; it is protruding that be hemispherical second to be provided with on the rotatory stopper of second, the second is protruding to be located the rotatory stopper of second moves towards one side of middle part casing, be provided with on the boss be used for with the protruding complex second spacing groove of second rotates the rotatory stopper of second so that the protruding card of second goes into or leaves the second spacing groove.
When the operating rod translates into the gear, the operating rod pushes the first rotation limiting block to rotate. When the operating rod completely moves into the gear, the hemispherical first bulge at the bottom of the first rotary limiting block just falls into the hemispherical first limiting groove. Meanwhile, the steel ball is just pressed into the first positioning groove above the first rotating limiting block by the locking spring, and the height of the first rotating limiting block is reduced. The bottom protrusion and the top steel ball lock the first rotation stopper in rotation under the pressure of the spring. At the moment, the operating rod is precisely clamped by the first clamping groove of the first rotation limiting block, and the movement of the operating rod is also locked
In one implementation of this embodiment: the number of the first protrusions is three, the three first protrusions are uniformly arranged around the axis of the first rotation limiting block, the central angle corresponding to each two adjacent first protrusions is 90 degrees, and the first clamping grooves are located on the symmetry line of the three first protrusions; the second protrusions are three, the second protrusions are uniformly arranged around the axis of the second rotation limiting block, the central angle corresponding to the second protrusions is 90 degrees, and the second clamping grooves are located on the three symmetry lines of the second protrusions.
Three hemispherical first bulges which form 90 degrees with each other and corresponding first limiting grooves are designed, so that on one hand, the working posture of the first rotating limiting block can be stable, the ascending and descending motions are uniformly stressed, and too much pressure is not added to the central rotating shaft; on the other hand, the angle position of the circular first clamping groove of the first rotation limiting block can be limited, the operating rod can drive the first clamping groove to rotate when moving in the track, and the position of the first clamping groove cannot leave the position corresponding to the track. In addition, when the first limiting groove is arranged, the distance between the first limiting groove and the first channel can be set, after the operating rod leaves the range of the first rotating limiting block, the first rotating limiting block just rotates to the range that one of the first bulges falls into the first channel, the other two first bulges can also fall into the two adjacent first limiting grooves, the limitation on the first rotating limiting block can be further increased, the first clamping groove of the first rotating limiting block is further ensured to be arranged towards the first channel at any time, and the second rotating limiting block and the second limiting groove can also be correspondingly arranged.
In one implementation of this embodiment: the first rotating limiting block is provided with a first positioning groove, the first positioning groove is positioned on one side, away from the first bulge, of the first rotating limiting block, and when the first bulge is clamped into the first limiting groove, the steel ball is clamped into the first positioning groove; and a second positioning groove is formed in the second rotary limiting block and is positioned on one side of the second rotary limiting block, which deviates from the second bulge, and when the second bulge is clamped into the second limiting groove, the steel ball is clamped into the second positioning groove.
In one implementation of this embodiment: first draw-in groove is the arc wall, the diameter of first draw-in groove with the diameter of action bars equals, the second draw-in groove is the rectangular channel, the width of second draw-in groove with the diameter of action bars equals, the length of second draw-in groove is greater than the diameter of action bars, just the length direction of second draw-in groove is followed the radial setting of the rotatory stopper of second.
Because the diameter of the second rotation limiting block is large, when the operating rod passes through the range of the second rotation limiting block, the position of the operating rod relative to the second rotation limiting block along the radial direction of the second rotation limiting block can be changed, so that the rectangular second clamping groove can be convenient for the operating rod to pass through, when the first rotation limiting block is arranged, two first rotation limiting blocks or one first rotation limiting block and one second rotation limiting block are usually arranged around each pressure switch, and the first clamping groove equal to the diameter of the operating rod can better lock the position of the operating rod.
In one implementation of this embodiment: be provided with first holding tank and second holding tank on the top casing, first rotatory stopper is located in the first holding tank, the second rotatory stopper with the boss is located in the second holding tank, it is a plurality of the mounting groove respectively with first holding tank with the tank bottom intercommunication of second holding tank.
The first holding tank and the second holding tank are arranged so that the first rotating limiting block and the second rotating limiting block can move along the axial lead direction of the rotating shaft conveniently.
In one implementation of this embodiment: the operation control device further comprises a sliding mechanism, the sliding mechanism comprises a connecting plate and four rollers, the four rollers are respectively arranged on four sides of the connecting plate, and one side of the connecting plate, which is far away from the rollers, is connected with the first end of the operating rod; the track includes two slides that are parallel to each other, the slide mechanism joint in the slide, every the joint is two in the slide the gyro wheel, the through-hole sets up in two between the slip.
Four rollers on the sliding mechanism are respectively clamped into the two slide ways, so that the sliding mechanism can slide more stably in the track. The height design between the casing is said for the height of the cuboid platform of action bars bottom in bottom casing and middle part, carries out strict screens to the bottom of action bars to the middle part casing has only been left the first channel that supplies the action bars motion of shifting gears, makes the slide mechanism of action bars bottom hug closely the track of bottom casing and do the same planar motion of small handcart, and the orbit of motion receives the restriction and can only be H type orbit of shifting gears. Meanwhile, the operating rod cannot rotate around the shaft due to the limitation of the height of the rail and the slide way.
Compared with the prior art, the invention has the following beneficial effects:
when the operation control device disclosed by the invention is used, the operating rod is pushed to slide along the track, when the operating rod moves to the position of the first rotating limiting block, the handle is clamped into the first clamping groove, the handle is just positioned above the pressure switch at the moment and triggers the pressure switch, a corresponding instruction can be sent out through the pressure switch, when the handle is required to send other instructions, the handle is only required to be pushed continuously to drive the first rotating limiting block to rotate and finally leave the range of the first rotating limiting block, so that the handle enters the range of the other first rotating block and triggers the other pressure switch, and therefore the required instruction is sent out.
The steering control device has the effects of improving the operation experience and reducing the fatigue, so that the working efficiency of an operator can be improved, the possibility of misoperation can be reduced, and the load on the wrist of the operator can be reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following brief description of the drawings which are needed for practical purposes will be made, and it is obvious that the drawings described below are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic view showing an operation control apparatus disclosed in embodiment 1 of the present invention;
FIG. 2 shows a schematic view of the bottom housing disclosed in embodiment 1 of the present invention;
FIG. 3 shows a top view of the bottom housing disclosed in embodiment 1 of the present invention;
FIG. 4 shows a schematic view of a middle housing disclosed in embodiment 1 of the present invention;
FIG. 5 is a schematic view of the top housing disclosed in embodiment 1 of the present invention from a first perspective;
FIG. 6 is a schematic view of the top case disclosed in embodiment 1 of the present invention from a second perspective;
fig. 7 shows a schematic view of the first rotation limiting block, the second rotation limiting block and the operating lever disclosed in embodiment 1 of the present invention;
fig. 8 shows a schematic diagram of the first rotation limiting block and the second rotation limiting block disclosed in embodiment 1 of the present invention matching at a first viewing angle;
fig. 9 shows a schematic diagram of the first rotation limiting block and the second rotation limiting block disclosed in embodiment 1 of the present invention matching at a second viewing angle;
fig. 10 is a schematic diagram illustrating a position of the first rotation limiting block and the steel ball at a first angle according to the disclosure of embodiment 1 of the present invention;
fig. 11 is a schematic diagram illustrating a position of the first rotation limiting block and the steel ball at a second angle according to the disclosure of embodiment 1 of the present invention;
fig. 12 shows a schematic view of the sliding mechanism disclosed in embodiment 1 of the present invention.
In the figure:
100-a bottom housing; 110-track; 111-a slide; 120-a via hole; 200-a middle shell; 210-a first channel; 220-a first limit groove; 230-a second limit groove; 240-boss; 300-a top housing; 310-a second trench; 320-mounting grooves; 330-a first accommodating groove; 340-a second receiving groove; 350-a spring; 360-steel ball; 400-a lever; 500-pressure switch; 600-a first rotational stop block; 610-a first card slot; 620-first positioning groove; 630-a first projection; 700-a sliding mechanism; 710-a connection plate; 720-a roller; 800-a second rotation limiting block; 810-a second card slot; 820-a second positioning groove; 830-second projection.
Detailed Description
The present invention will be described in further detail below with reference to specific embodiments and with reference to the attached drawings.
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention are clearly and completely described above with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are a part of the embodiments of the present invention, but not all of the embodiments. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the above detailed description of the embodiments of the invention disclosed in the accompanying drawings is not intended to limit the scope of the invention as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it is to be understood that the terms indicating an orientation or positional relationship are based on the orientation or positional relationship shown in the drawings only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected or integral; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature may be present on or under the second feature in direct contact with the first and second feature, or may be present in the first and second feature not in direct contact but in contact with another feature between them. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. A first feature that underlies, and underlies a second feature includes a first feature that is directly under and obliquely under a second feature, or simply means that the first feature is at a lesser level than the second feature.
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
Example 1
Referring to fig. 1 to 12, the present embodiment discloses a manipulation control device including a bottom case 100, a middle case 200, a top case 300, an operation lever 400, a pressure switch 500, and a plurality of first rotation stoppers 600.
The bottom shell 100 is provided with a rail 110, the bottom shell 100 is provided with a plurality of through holes 120, and the through holes 120 are arranged at intervals along the rail 110; the middle housing 200 is mounted on the bottom housing 100, and a first channel 210 penetrating the middle housing 200 along the height direction of the middle housing 200 is disposed at a position of the middle housing 200 corresponding to the rail 110; the top shell 300 is installed on one side of the middle shell 200 departing from the bottom shell 100, a second channel 310 is arranged at a position of the top shell 300 corresponding to the first channel 210, the top shell 300 is provided with a plurality of rotating shafts along the extending direction of the second channel 310, the rotating shafts are positioned at one side of the top shell 300 facing the middle shell 200, and at least one rotating shaft is arranged at each position corresponding to the through hole 120; the operating rod 400 is slidably connected to the bottom rail 110, a first end of the operating rod 400 is located in the rail 110, and a second end of the operating rod 400 passes through the first channel 210 and the second channel 310; the plurality of first rotation limiting blocks 600 are arranged in one-to-one correspondence with the plurality of rotating shafts, the first rotation limiting blocks 600 are rotatably connected with the rotating shafts, the first rotation limiting blocks 600 can move relative to the rotating shafts along the axial line direction of the rotating shafts, first clamping grooves 610 used for being matched with the operating rod 400 are formed in the first rotation limiting blocks 600, and when the operating rod 400 moves along the track 110 and passes through the first rotation limiting blocks 600, the operating rod 400 is clamped into the first clamping grooves 610; one pressure switch 500 is installed in each through hole 120.
The disclosed manipulation control device of this embodiment is when using, promote the action bars 400, can let the action bars 400 slide along track 110, when the action bars 400 moved to first rotatory stopper 600's position, the handle can block in first draw-in groove 610, the handle also is just in time located pressure switch 500's top this moment, and trigger pressure switch 500, pass through this pressure switch 500 this moment, can send corresponding instruction, when needs utilize the handle to send other instructions, only need continue to promote the handle, then the handle drives first rotatory stopper 600 and rotates, and finally leave the scope of first rotatory stopper 600, and then get into the within range of another first rotatory piece, and trigger another pressure switch 500, thereby send required instruction.
The steering control device has the effects of improving the operation experience and reducing the fatigue, so that the working efficiency of an operator can be improved, the possibility of misoperation can be reduced, and the load on the wrist of the operator can be reduced.
The pressure switch 500 in this embodiment has various schemes, for example, a photoelectric correlation sensor, an 8-way relay (model SRD-24-SL-C) and a 5V power supply voltage stabilizing module (model AMS-1117-5.0V) can be selected. A photoelectric sensor is arranged at a corresponding position of each gear at the lower end of an operating lever, and a high platform is designed at the bottom of a shell to enable the position of the sensor to conform to a moving spherical track. And 8-path relays and 5V power supply voltage stabilizing modules are respectively arranged in the extending cavities of the shells on the two sides. The power supply voltage stabilizing module is used for reducing the voltage of external input voltage, outputting 5V voltage for the sensor and the relay to work, and the relay is used as an electronic switch to realize signal output;
or, two pressure switches and a dead-lever microswitch can be selected, wherein the two pressure switches are products of manufacturers on the market, the price is very low, and the service life is more than million times. The pressure switches are arranged at two ends of the handle sliding block in the longitudinal movement direction and output the working condition of the gears. The non-handle microswitch is arranged at two ends of the transverse movement of the tail end of the handle, the longitudinal movement of the sliding block is detected, and the contact part of the sliding block and the non-handle microswitch is provided with an inclined plane and a chamfer, so that excessive abrasion to the switch due to the pressure angle problem can be avoided;
alternatively, a general pressure switch 500 may be selected and mounted on the bottom housing through a bolt and a self-made part, the bottom housing 100 is provided with a through hole 120 for exposing the contact of the pressure switch 500, and the thickness of the bottom housing 100 also protects the contact of the pressure switch 500. The exposed design also facilitates the disassembly of the pressed switch group, and the handle facilitates the wiring and the installation. The design of the channel of the handle and the pressed switch group ensures that the stress direction and the switch stroke of the pressure switch are limited, and the service life of the pressure switch is prolonged;
or, it is also possible to adopt the dead-man micro-switch, use the bolt and self-made part to install the switch in the rectangular through-hole that corresponds the gear position on the bottom plate, the terminal platform that is horizontal migration of handle, along the fillet under the platform, control dead-man micro-switch's installation distance, just can reduce the wearing and tearing that the switch received to minimum. The thickness of the base plate also protects the contacts of the switch that are exposed downwards.
In one embodiment of the present embodiment, the bottom housing 100 includes a plurality of rails 110, the plurality of rails 110 form an "H" shape, two ends of each rail 110 are respectively provided with a through hole 120, and a through hole 120 is also provided at an intersection of two rails 110. This positional arrangement of the pressure switch 500 allows the steering control to operate more smoothly.
In one embodiment of the present embodiment, a side of the middle housing 200 facing the top housing 300 is provided with a boss 240, and the boss 240 is located at the intersection of the two rails 110; the manipulation control device further comprises a second rotation limiting block 800, the diameter of the second rotation limiting block 800 is larger than that of the first rotation limiting block 600, the second rotation limiting block 800 is located at the boss 240, the second rotation limiting block is rotatably connected with the rotating shaft, the second rotation limiting block 800 can slide relative to the rotating shaft along the axial lead direction of the rotating shaft, and a second clamping groove 810 used for being matched with the operating rod 400 is formed in the second rotation limiting block 800.
Because the rails 110 form a roughly H shape, the two rails 110 are arranged in a vertical state when being intersected, when the operating rod 400 passes through the intersection of the two rails 110, it is difficult to temporarily position the operating rod 400 by using two first rotation limiting blocks 600 with the same size, so that a new locking mode is designed, namely, a second rotation limiting block 800 with a larger diameter is arranged at the intersection of the rails 110 to be matched with the first rotation limiting block 600 to complete the locking of the operating rod 400, in addition, in order to avoid the mutual influence caused by the work between the second rotation limiting block 800 and the first rotation limiting block 600, a boss 240 for placing the second rotation limiting block 800 can be arranged, and the height of the boss 240 can be larger than the thickness of the first rotation limiting block 600, so as to ensure the working independence and the matching between the second rotation limiting block 800 and the first rotation limiting block 600, where the intersections of the rails 110 are more densely encountered, the bosses 240 may also be set to different heights, and the height difference between the bosses 240 of different heights should be greater than or equal to the thickness of the second rotation stopper 800.
In an implementation manner of this embodiment, one side of the top housing 300 facing the middle housing 200 is provided with a mounting groove 320, one mounting groove 320 is disposed beside each rotating shaft, a spring 350 and a steel ball 360 are disposed in each mounting groove 320, the steel ball 360 is located at a notch of the mounting groove 320, the spring 350 is located between a groove bottom of the mounting groove 320 and the steel ball 360, the spring 350 makes the steel ball 360 have a tendency of being far away from the mounting groove 320, so that the steel ball 360 abuts against one side of the first rotation limiting block 600 departing from the middle housing 200. The locking spring 350, which exerts a locking action on the first rotation stopper 600, is fixed in the cylindrical mounting groove 320 of the top case 300, and does not receive a lateral force, but exerts only a downward force. The movement of the first rotation stopper 600 is limited by the height of the rotation shaft and the middle housing 200 and the top housing 300, and performs only a rotational movement and a smooth ascending and descending movement.
In an implementation manner of this embodiment, a hemispherical first protrusion 630 is disposed on the first rotation limiting block 600, the first protrusion 630 is located on a side of the first rotation limiting block 600 facing the middle housing 200, a first limiting groove 220 for matching with the first protrusion 630 is disposed on the middle housing 200, and the first rotation limiting block 600 is rotated to enable the first protrusion 630 to be inserted into or separated from the first limiting groove 220; the second rotation limiting block 800 is provided with a hemispherical second protrusion 830, the second protrusion 830 is located on one side of the second rotation limiting block 800 facing the middle housing 200, the boss 240 is provided with a second limiting groove 230 for matching with the second protrusion 830, and the second rotation limiting block 800 is rotated to enable the second protrusion 830 to be clamped into or separated from the second limiting groove 230.
When the operating lever 400 is translated into the forward gear, the operating lever 400 pushes the first rotation stopper 600 to rotate. When the operating lever 400 is shifted completely, the hemispherical first protrusion 630 at the bottom of the first rotation stopper 600 just falls into the hemispherical first stopper groove 220. At the same time, the locking spring 350 presses the steel ball 360 into the first positioning groove 620 above the first rotation stopper 600, and the height of the first rotation stopper 600 is lowered. The bottom protrusion and the top one of the steel balls 360 lock the rotational movement of the first rotational stopper 600 under the pressure of the spring 350. At this time, the operation rod 400 is precisely locked by the first locking groove 610 of the first rotation limiting block 600, and the movement of the operation rod 400 is also locked
In an implementation manner of this embodiment, three first protrusions 630 are provided, the three first protrusions 630 are uniformly provided around an axial line of the first rotation limiting block 600, a central angle corresponding to two adjacent first protrusions 630 is 90 degrees, and the first locking groove 610 is located on a symmetric line of the three first protrusions 630; the number of the second protrusions 830 is three, the three second protrusions 830 are uniformly arranged around the axis of the second rotation limiting block 800, the central angle corresponding to two adjacent second protrusions 830 is 90 degrees, and the second locking groove 810 is located on the symmetry line of the three second protrusions 830.
Three hemispherical first protrusions 630 and corresponding first limiting grooves 220 which form 90 degrees with each other are designed, so that on one hand, the working posture of the first rotary limiting block 600 is stable, the ascending and descending motions are stressed uniformly, and too much pressure is not added to the central rotating shaft; on the other hand, the angular position of the circular first engaging groove 610 of the first rotation limiting block 600 is limited, the operating rod 400 can drive the first engaging groove 610 to rotate when moving in the rail 110, and the position of the first engaging groove 610 does not leave the position corresponding to the rail 110. In addition, when the first limiting groove 220 is disposed, the distance between the first limiting groove 220 and the first channel 210 may be further set, after the operating rod 400 leaves the range of the first rotation limiting block 600, the first rotation limiting block 600 just rotates until one of the first protrusions 630 falls into the range of the first channel 210, and at this time, the other two first protrusions 630 may also fall into the two adjacent first limiting grooves 220, so that the limitation on the first rotation limiting block 600 may be further increased, and it is further ensured that the first clamping groove 610 of the first rotation limiting block 600 is disposed toward the first channel 210 at any time, and the second rotation limiting block 800 and the second limiting groove 230 may also be disposed correspondingly.
In an implementation manner of this embodiment, the first rotation limiting block 600 is provided with a first positioning groove 620, the first positioning groove 620 is located on a side of the first rotation limiting block 600 away from the first protrusion 630, and when the first protrusion 630 is snapped into the first limiting groove 220, the steel ball 360 is snapped into the first positioning groove 620; the second rotation limiting block 800 is provided with a second positioning groove 820, the second positioning groove 820 is located at a side of the second rotation limiting block 800 departing from the second protrusion 830, and when the second protrusion 830 is clamped into the second limiting groove 230, the steel ball 360 is clamped into the second positioning groove 820.
In an implementation manner of this embodiment, the first engaging groove 610 is an arc-shaped groove, a diameter of the first engaging groove 610 is equal to a diameter of the operating rod 400, the second engaging groove 810 is a rectangular groove, a width of the second engaging groove 810 is equal to the diameter of the operating rod 400, a length of the second engaging groove 810 is greater than the diameter of the operating rod 400, and a length direction of the second engaging groove 810 is radially disposed along the second rotation limiting block 800.
Since the diameter of the second rotation stopper 800 is large, when the operating rod 400 passes through the range of the second rotation stopper 800, the position of the operating rod 400 relative to the second rotation stopper 800 may change along the radial direction of the second rotation stopper 800, so the second slot 810 configured as a rectangle is convenient for the operating rod 400 to pass through, when the first rotation stopper 600 is disposed, two first rotation stoppers 600 or one first rotation stopper 600 and one second rotation stopper 800 are generally disposed around each pressure switch 500, and the first slot 610 having the same diameter as the operating rod 400 can better lock the position of the operating rod 400. In addition, the second card slot 810 on the side may be made to communicate with the first channel 210.
In an embodiment of this embodiment, the top housing 300 is provided with a first receiving groove 330 and a second receiving groove 340, the first rotation limiting block 600 is located in the first receiving groove 330, the second rotation limiting block 800 and the boss 240 are located in the second receiving groove 340, and the plurality of mounting grooves 320 are respectively communicated with the bottoms of the first receiving groove 330 and the second receiving groove 340. The first receiving groove 330 and the second receiving groove 340 are disposed to facilitate the first rotation limiting block 600 and the second rotation limiting block 800 to move along the axial line direction of the rotation shaft.
In one embodiment of this embodiment, the steering control device further includes a sliding mechanism 700, the sliding mechanism 700 includes a connecting plate 710 and four rollers 720, the four rollers 720 are respectively mounted on four sides of the connecting plate 710, and a side of the connecting plate 710 facing away from the rollers 720 is connected to the first end of the operating rod 400; the track 110 includes two parallel slideways 111, the sliding mechanism 700 is clamped in the slideways 111, two rollers 720 are clamped in each slideway 111, and the through hole 120 is disposed between the two slideways. The four rollers 720 of the sliding mechanism 700 are respectively engaged in the two sliding ways 111, so that the sliding mechanism 700 can slide in the track 110 more stably. The height between the bottom shell 100 and the middle shell is designed to be the height of a cuboid platform at the bottom of the operating rod 400, the bottom of the operating rod 400 is strictly clamped, and the middle shell 200 only leaves a first channel 210 for the shifting movement of the operating rod 400, so that the sliding mechanism 700 at the bottom of the operating rod 400 is tightly attached to the rail 110 of the bottom shell 100 to perform the plane movement like a trolley, and the movement track is limited to be only an H-shaped shifting track. Meanwhile, the operating rod 400 cannot rotate around the shaft due to the limitation of the height of the rail 110 and the slide 111.
The steering control apparatus disclosed in the present embodiment operates as follows:
after the control device is operated to complete the previous operation, the operating rod 400 and the sliding mechanism 700 are located in the first engaging groove 610, the first protrusion 630 is engaged in the first limiting groove 220, and meanwhile, the steel ball 360 is also engaged in the first limiting groove 620, so that a pre-tightening force can be formed by the engaging force between the first protrusion 630 and the first limiting groove 220 and the pressure of the spring 350 on the first rotation limiting block 600, thereby preventing the operating rod 400 from being easily moved accidentally (wherein, if the operating rod 400 is initially located at the intersection of the two rails 110, the second engaging groove 810 on the second rotation limiting block 800 is also engaged with the operating rod 400);
when the operating rod 400 needs to be moved, only a thrust needs to be applied to the operating rod 400, the operating rod 400 can slide after the thrust is used for overcoming the pretightening force, when the operating rod 400 slides, the first rotation limiting block 600 is driven to rotate, and when the first rotation limiting block 600 rotates, the first rotation limiting block 600 gradually approaches the top shell 300 and drives the steel balls 360 to retract into the mounting grooves 320;
when the operating rod 400 slides along the rail 110 and enters the range of the next pressure switch 500, the operating rod 400 is firstly clamped into the first clamping groove 610, and then when the operating rod 400 continues to move, the first rotation limiting block 600 is driven to rotate, and in the rotating process of the first rotation limiting block 600, a friction force exists between the first protrusion 630 and the middle shell, so that an operator can have an obvious resistance, and the operator is reminded to slow down the operating speed, when the first rotation limiting block 600 rotates until the first protrusion 630 is clamped into the first limiting groove 220, the first rotation limiting block 600 moves towards the middle shell for a certain distance, and at this time, the steel ball 360 is also jacked into the first positioning groove 620 under the action of the spring 350, and at this time, the operating rod 400 and the sliding mechanism 700 are also just located above the pressure switch 500, and at this time, the pressure switch 500 is triggered, and the operation is completed.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A steering control device, comprising:
the bottom shell comprises a plurality of rails and a plurality of through holes, the through holes are arranged at intervals along the rails, the rails form an H shape, the through holes are respectively arranged at two end parts of each rail, and the through holes are also arranged at the intersection of the two rails;
the middle shell is mounted on the bottom shell, and a first channel penetrating through the middle shell along the height direction of the middle shell is arranged at a position of the middle shell corresponding to the track;
the top shell is mounted on one side, away from the bottom shell, of the middle shell, a second channel is arranged at a position, corresponding to the first channel, of the top shell, a plurality of rotating shafts are arranged on the top shell in the extending direction of the second channel, the rotating shafts are located on one side, facing the middle shell, of the top shell, at least one rotating shaft is arranged at each position, corresponding to the through hole, of each rotating shaft, a boss is arranged on one side, facing the top shell, of the middle shell, and the bosses are located at the intersection of the two rails;
the operating rod is connected with the bottom rail in a sliding mode, a first end of the operating rod is located in the rail, and a second end of the operating rod penetrates through the first channel and the second channel;
the operating rod is arranged on the track and passes through the first rotation limiting block, and the operating rod is clamped into the first clamping groove;
the diameter of the second rotation limiting block is larger than that of the first rotation limiting block, the second rotation limiting block is located at the boss, the second rotation block is rotatably connected with the rotating shaft and can slide relative to the rotating shaft along the axial lead direction of the rotating shaft, and a second clamping groove used for being matched with the operating rod is formed in the second rotation limiting block; and
and one pressure switch is arranged in each through hole.
2. The steering control device according to claim 1, wherein a mounting groove is provided on a side of the top housing facing the middle housing, one mounting groove is provided beside each of the rotating shafts, a spring and a steel ball are provided in each of the mounting grooves, the steel ball is located in a notch of the mounting groove, the spring is located between a groove bottom of the mounting groove and the steel ball, and the spring makes the steel ball have a tendency to move away from the mounting groove, so that the steel ball abuts against a side of the first rotation limiting block facing away from the middle housing.
3. The operation control device according to claim 2, wherein a hemispherical first protrusion is arranged on the first rotation limiting block, the first protrusion is located on one side of the first rotation limiting block facing the middle shell, a first limiting groove for matching with the first protrusion is arranged on the middle shell, and the first rotation limiting block is rotated to enable the first protrusion to be clamped into or separated from the first limiting groove; it is protruding that be hemispherical second to be provided with on the rotatory stopper of second, the second is protruding to be located the rotatory stopper of second moves towards one side of middle part casing, be provided with on the boss be used for with the protruding complex second spacing groove of second rotates the rotatory stopper of second so that the protruding card of second goes into or leaves the second spacing groove.
4. The manipulation control device according to claim 3, wherein the number of the first protrusions is three, the three first protrusions are uniformly arranged around the axis of the first rotation limiting block, the central angle corresponding to two adjacent first protrusions is 90 degrees, and the first clamping grooves are located on the symmetry line of the three first protrusions; the second protrusions are three, the second protrusions are uniformly arranged around the axis of the second rotation limiting block, the central angle corresponding to the second protrusions is 90 degrees, and the second clamping grooves are located on the three symmetry lines of the second protrusions.
5. The operation control device according to claim 3, wherein a first positioning groove is formed in the first rotation limiting block, the first positioning groove is located on a side of the first rotation limiting block, which is away from the first protrusion, and when the first protrusion is clamped into the first limiting groove, the steel ball is clamped into the first positioning groove; and a second positioning groove is formed in the second rotary limiting block and is positioned on one side of the second rotary limiting block, which deviates from the second bulge, and when the second bulge is clamped into the second limiting groove, the steel ball is clamped into the second positioning groove.
6. The manipulation control device according to claim 1, wherein the first engaging groove is an arc-shaped groove having a diameter equal to a diameter of the operation lever, the second engaging groove is a rectangular groove having a width equal to a diameter of the operation lever, a length of the second engaging groove is larger than the diameter of the operation lever, and a length direction of the second engaging groove is arranged in a radial direction of the second rotation stopper.
7. The manipulation control device according to claim 2, wherein a first receiving groove and a second receiving groove are provided on the top case, the first rotation stopper is located in the first receiving groove, the second rotation stopper and the boss are located in the second receiving groove, and the plurality of mounting grooves communicate with groove bottoms of the first receiving groove and the second receiving groove, respectively.
8. The steering control device according to any one of claims 1 to 7, further comprising a sliding mechanism, wherein the sliding mechanism comprises a connecting plate and four rollers, the four rollers are respectively mounted on four sides of the connecting plate, and one side of the connecting plate, which faces away from the rollers, is connected with the first end of the operating rod; the track includes two slides that are parallel to each other, the slide mechanism joint in the slide, every the joint is two in the slide the gyro wheel, the through-hole sets up in two between the slip.
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| CN202010466182.7A CN111650989B (en) | 2020-05-28 | 2020-05-28 | Operation control device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010466182.7A CN111650989B (en) | 2020-05-28 | 2020-05-28 | Operation control device |
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| DE10353366B3 (en) * | 2003-11-14 | 2004-11-18 | Magnetic Autocontrol Gmbh | Drive arrangement passage barrier, door or gate has brushless DC servomotor with associated servo regulator; drive shaft of DC servomotor is directly connected to drive shaft of barrier element |
| CN101452304A (en) * | 2007-12-07 | 2009-06-10 | 武瑞桃 | Telescopic operations control system of mechanical manner |
| JP4596020B2 (en) * | 2008-03-07 | 2010-12-08 | 株式会社デンソー | Vehicle control device |
| CN102113835A (en) * | 2009-12-31 | 2011-07-06 | 胡志明 | Panhandle rotating mechanism |
| DE102014115901A1 (en) * | 2014-10-31 | 2016-05-04 | MAQUET GmbH | Operating table and floor platform for an operating table |
| JP6456759B2 (en) * | 2015-04-15 | 2019-01-23 | アルプス電気株式会社 | Rotation input operation device |
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Granted publication date: 20210713 |