CN218002441U - Three-dimensional swing position detection device and input device - Google Patents
Three-dimensional swing position detection device and input device Download PDFInfo
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- CN218002441U CN218002441U CN202222187794.XU CN202222187794U CN218002441U CN 218002441 U CN218002441 U CN 218002441U CN 202222187794 U CN202222187794 U CN 202222187794U CN 218002441 U CN218002441 U CN 218002441U
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Abstract
The utility model relates to the field of position detection, and provides a three-dimensional swing position detection device and input equipment, the input equipment comprises a control handle and a three-dimensional swing position detection device, the three-dimensional swing position detection device comprises a base body, a swing unit, a translation unit, a transmission part and an electric control unit, and the swing unit can swing three-dimensionally relative to the base body; the translation unit can move along a two-dimensional plane direction perpendicular to the first direction relative to the base body, the swing unit is positioned on one side of the translation unit along the first direction, the translation unit is connected with the swing unit through a transmission piece, and the transmission piece can do three-dimensional swing relative to the translation unit and can do telescopic motion relative to the swing unit; when the swing unit swings to different swing positions, the swing unit moves to different moving positions corresponding to the translation unit; the translation unit comprises a magnet, and the electronic control unit comprises a magnetic sensor capable of sensing the position of the magnet. The utility model discloses be favorable to neighbouring magnet to set up magnetic sensor to the structure is comparatively simple.
Description
Technical Field
The utility model relates to a position detection field, concretely relates to three-dimensional position detection device and input device that sways.
Background
The three-dimensional swing position detection device is widely applied to input equipment such as game handles, unmanned aerial vehicle remote controllers and the like, a user sends a control command by operating the three-dimensional swing position (posture and angle) of a control handle on the input equipment, so the three-dimensional swing position of the control handle is often required to be detected by the scheme, and the existing three-dimensional swing position detection mode mainly comprises the following three types: (1) Directly detecting the three-dimensional swing position of the swing unit by using a sensor; (2) Decomposing the three-dimensional swing of the swing unit into two orthogonal two-dimensional rotations, respectively detecting the angular positions of the two-dimensional rotations by using two sensors, and further combining to obtain the three-dimensional swing position of the swing unit; (3) The three-dimensional swing is decomposed into two mutually orthogonal two-position rotations, the two-position rotations are converted into one-dimensional linear movement, then the moving positions of the two linear movements are detected by two sensors respectively, and the swing positions of the swing unit are obtained by combination.
However, the structures of the above-mentioned schemes (2) and (3) are complicated.
SUMMERY OF THE UTILITY MODEL
One of the objects of the present invention is to overcome the above-mentioned drawbacks of the prior art, and to provide a three-dimensional swing position detecting device with a simple structure.
The utility model provides a three-dimensional swing position detection device, which comprises a base body, a swing unit, a translation unit, a transmission part and an electric control unit, wherein the swing unit is limited to three-dimensional swing around a first preset point relative to the base body; the translation unit is limited to move relative to the base body along a two-dimensional plane direction perpendicular to the first direction, the swing unit is located on one side of the translation unit along the first direction, the translation unit is connected with the swing unit through a transmission piece, and the transmission piece is limited to three-dimensionally swing around a second preset point relative to the translation unit and can make telescopic motion relative to the swing unit; when the swing unit swings to different swing positions, the corresponding translation unit moves to different moving positions; the translation unit comprises a magnet, and the electric control unit comprises a magnetic sensor capable of sensing the position of the magnet.
From top to bottom, on the one hand, the utility model discloses the shift position of swinging the unit has clear and definite one-to-one with the translation unit, therefore the utility model discloses as long as can detect the shift position of translation unit, just can correspond the shift position who calculates the unit of swinging, on the other hand, the utility model discloses locate the translation unit with the magnet, more be favorable to neighbouring magnet to set up magnetic sensor like this.
And, compare in the scheme that does not have two rectilinear movement of two dimension rotations/conversion that will sway the three-dimensional swing of unit and decompose into two quadrature of each other, the utility model discloses the three-dimensional swing that will sway the unit turns into the two-dimensional movement of translation unit to adopt magnetic sensor perception magnet/translation unit's shift position, like this the utility model discloses only need a set of magnet and magnetic sensor's combination just can detect out the swing position who sways the unit, the utility model discloses a sensor quantity less, just the utility model discloses three-dimensional position detection device that sways ' structure is comparatively simple.
Preferably, the magnetic sensor comprises a hall sensor or a magnetoresistive sensor.
It is also preferable that the magnetic sensor is opposed to the magnet in the first direction when the three-dimensional rocking position detecting device is in a free state.
Still another preferred scheme is, still include the pretension piece, pretension piece connects driving medium and sways the unit, and the pretension piece's pretightning force is along the flexible direction of the relative swaying unit of driving medium.
The further scheme is that the swing unit is provided with a sliding hole, the transmission piece is provided with a sliding rod and a hinged ball, the hinged ball is located at one end of the sliding rod along the length direction, the transmission piece is hinged with the translation unit through the hinged ball, and the sliding rod is slidably inserted into the sliding hole.
Therefore, the purposes that the transmission piece stretches relative to the swinging unit and swings three-dimensionally relative to the translation unit are convenient to achieve.
In a further aspect, the preload member includes an axial coil spring disposed in the slide hole, and the axial coil spring is compressed between the slide rod and the swing unit in a relative sliding direction of the slide rod and the swing unit.
Still another preferred scheme is that the base body comprises a first split body and a second split body which are fixedly connected with each other, the first split body and the second split body are distributed along a first direction, and an installation space is formed between the first split body and the second split body; the translation unit comprises a connecting plate with a main surface normal line along a first direction, the connecting plate is limited in an installation space, the connecting plate is in sliding fit with the first split body, and the connecting plate is in sliding fit with the second split body; the second body has a connecting hole penetrating to the installation space along the first direction, the swing unit is located on one side of the second body, which is back to the connecting plate, and the transmission member or the translation unit extends to the connecting hole.
According to a further scheme, the electric control unit is located on one side, facing away from the swing unit, of the translation unit along the first direction, and the electric control unit and the translation unit are separated by the first separating body.
Therefore, lubricating oil and the like at the translation unit are not easy to leak to the electric control unit, and the long-term normal function of the electric control unit is ensured.
The further scheme is that, the translation unit is located the below of swaing the unit, and first components of a whole that can function independently include bottom plate and curb plate, and the curb plate upwards extends from the bottom plate, and the curb plate constitutes uncovered groove-shaped structure up with the bottom plate.
As can be seen, this further helps to prevent the lubricant oil at the translation unit from intruding into the electronic control unit.
The three-dimensional swing position detection device comprises a base body and a connecting plate, and is characterized by further comprising a return piece, wherein the return piece is located in the installation space and is connected with the base body and the connecting plate, and when the three-dimensional swing position detection device is in a free state, the return piece forces the connecting plate to be kept at a preset position.
The return piece comprises a radial spiral spring, the pitch direction of the radial spiral spring is perpendicular to the first direction, the radial inner side end of the radial spiral spring is connected to the outer peripheral wall of the connecting plate, and the radial outer side end of the radial spiral spring is connected to the base body.
The further scheme is that the section profile shape of the normal line of the connecting hole along the first direction is circular, the first preset point is located on the central line of the connecting hole, and the second preset point is located on the central line of the connecting hole when the three-dimensional swing position detection device is in a free state.
The translation unit is provided with a limiting part, the limiting part extends into the connecting hole, the shape of the outer contour of the normal line of the limiting part is circular along the section in the first direction, the central line of the limiting part is overlapped with the central line of the connecting plate, and the second preset point is located on the central line of the connecting plate.
Therefore, the limiting part is limited in the connecting hole to move along a plane perpendicular to the first direction, and the connecting hole and the limiting part are matched to limit the moving range of the translation unit so as to limit the swinging range of the swing unit; and the utility model discloses the unit that sways is along the range of swaying of each direction and sway the resistance and match, be favorable to promoting user experience.
The second objective of the present invention is to provide an input device with simple structure for overcoming the above-mentioned defects of the prior art.
The utility model provides an input device includes the control handle and aforementioned three-dimensional position detection device that sways, control handle and the unit fixed connection that sways, the control handle reveals in the outside of base member.
The control handle is positioned on an extension line of a connecting line of a first preset point and a second preset point, and the telescopic direction of the transmission piece relative to the swinging unit is parallel to the connecting line direction of the first preset point and the second preset point; when the three-dimensional swing position detection device is in a free state, the connecting line direction of the first preset point and the second preset point is along the first direction.
Drawings
Fig. 1 is a perspective view of an embodiment of the three-dimensional swing position detecting device of the present invention.
Fig. 2 is a three-dimensional sectional view of the embodiment of the three-dimensional swing position detecting device of the present invention.
Fig. 3 is an exploded perspective view of the embodiment of the three-dimensional swing position detecting device of the present invention.
Detailed Description
Fig. 1 to fig. 3 of this embodiment adopt a unified spatial rectangular coordinate system (right-hand system) to assist in describing the relative orientation relationship of the components, where the Z-axis direction is the first direction, and the Z-axis forward direction is vertically upward.
Referring to fig. 1 to 3, the input device of the present embodiment may be, for example, a remote controller of an unmanned aerial vehicle or a game pad, and the input device of the present embodiment includes a control handle and the three-dimensional swing position detecting apparatus of the present embodiment.
The three-dimensional rocking position detecting device includes a base 1, a rocking unit 2, a transmission member 3, a translation unit 4, an electronic control unit 5, a ring-shaped tension spring 6 (an example of a return member) and an axial coil spring 8 (an example of a preload member), a handle (not shown) is fixed to the rocking unit 2, the transmission member 3, the translation unit 4 and the electronic control unit 5 are sequentially distributed in the negative direction of the Z-axis and are all mounted to the base 1, wherein the rocking unit 2 is restricted to be able to rock three-dimensionally with respect to the base 1 about a first preset point, the translation unit 4 is restricted to be able to move with respect to the base 1 in a two-dimensional plane direction (XOY plane direction) perpendicular to the Z-axis direction, a Z-axis positive end of the transmission member 3 is connected to the rocking unit 2, the transmission member 3 is able to make telescopic motion with respect to the rocking unit 2, a Z-axis negative end of the transmission member 3 is connected to the translation unit 4, the transmission member 3 is able to rock about a second preset point with respect to the direction of the rocking unit 2, the rocking unit 3 is connected to a line direction of the first preset point, the shifting unit 4 includes a magnet 42, and the electronic control unit 5 includes a magnet 52 for recognizing a magnetic field input signal generated by a user input from the rocking sensor 52, and the rocking unit 2, and the device is able to calculate a rocking position according to a magnetic field input signal input by the user.
The base body 1 comprises a base 11 (an example of a first split body), a middle mounting frame 12 and a top mounting frame 13, the base 11, the middle mounting frame 12 and the top mounting frame 13 are sequentially and fixedly connected along the Z-axis positive direction, the base 11 comprises a bottom plate 111 and a side plate 112, the normal line of the main surface of the bottom plate 111 extends along the Z-axis direction, the side plate 112 is cylindrical and extends from the bottom plate 111 to the Z-axis positive direction, and the bottom plate 111 and the side plate 112 are combined to form an open groove-shaped structure facing the Z-axis positive direction.
The middle mount 12 includes a cover plate 121 (an example of a second segment) and a stand 122, which are integrally formed, a normal line of a main surface of the cover plate 121 is along a Z-axis direction, the cover plate 121 covers an opening of the groove-like structure, a first space 14 (an example of a mounting space) is defined by the cover plate 121, the bottom plate 111 and the side plate 112, the cover plate 121 has a connection hole 1211 penetrating along the Z-axis direction, the stand 122 extends from a Z-axis positive sidewall of the cover plate 121 toward the Z-axis positive direction, and the base body 1 has a second space 15 communicating with the connection hole 1211 on the Z-axis positive side of the connection hole 1211.
The swinging unit 2 is mounted on the vertical frame 122 through the two-dimensional rotating piece 7, the swinging unit 2 and the two-dimensional rotating piece 7 are both located in the second space 15, the swinging unit 2 is rotatably connected around a first axis relative to the two-dimensional rotating piece 7, the two-dimensional rotating piece 7 is rotatably connected around a second axis relative to the base body 1, the first axis is along the X-axis direction, the second axis is along the Y-axis direction, the first axis and the second axis are coplanar, and the first axis and the second axis intersect at a first preset point.
Specifically, the upright frame 122 is cylindrical, the upright frame 122 extends from the edge of the connecting hole 1211 to the positive direction of the Z-axis, the wall of the positive end of the Z-axis of the upright frame 122 and the wall of the negative end of the Z-axis of the top mounting bracket 13 enclose a mounting hole 151 with an axis along the Y-axis direction, the two-dimensional rotating member 7 has a rotating shaft with an axis along the Y-axis direction, and the rotating shaft of the two-dimensional rotating member 7 is rotatably fitted in the mounting hole 151.
The top mounting bracket 13 has an operation hole 131 penetrating along the Z-axis direction, a Z-axis forward end of the swing unit 2 penetrates through the operation hole 131 to be exposed to a Z-axis forward side of the top mounting bracket 13, and a control handle is fixedly connected to the Z-axis forward end of the swing unit 2.
Of course, the specific installation manner of the swing unit 2 may also be performed with reference to the prior art, for example, with reference to the installation manner of the rocker in the chinese patent application with publication number CN113624265A, optionally, in other embodiments of the present invention, the swing unit 2 may also be connected with the vertical frame 122 by a spherical hinge, so as to achieve the purpose of three-dimensional swing of the swing unit 2 around the first preset point.
The Z-axis positive side wall of the bottom plate 111 is provided with a first boss 1111 protruding towards the Z-axis positive direction, the first boss 1111 is disc-shaped, the Z-axis negative side wall of the cover plate 121 is provided with a second boss 1212 protruding towards the Z-axis negative direction, the second boss 1212 is ring-shaped, the center line of the first boss 1111, the center line of the second boss 1212, the center line of the connecting hole 1211 and the center line of the side plate 112 are coincided, the second boss 1212 is opposite to the outer edge of the first boss 1111 along the Z-axis positive direction, and the first boss 1111 and the second boss 1212 are both positioned at the inner side of the ring of the side plate 112.
The translation unit 4 further includes a connection plate 41, the magnet 42 is fixedly disposed on the connection plate 41, the connection plate 41 is a circular plate whose main surface normal line is along the Z-axis direction, the connection plate 41 is disposed between the first boss 1111 and the second boss 1212, the connection plate 41 is in sliding fit with the first boss 1111, and the connection plate 41 is in sliding fit with the second boss 1212.
The annular tension spring 6 is located in the first space 14 between the cover plate 121 and the base 11, a normal line of a Z-axis positive side wall surface of the base plate 111 is along a Z-axis direction, the annular tension spring 6 is in sliding fit with the Z-axis positive side wall of the base plate 111, and a normal line of a Z-axis negative side wall surface of the cover plate 121 is along the Z-axis direction, the annular tension spring 6 is in sliding fit with the Z-axis negative side wall of the cover plate 121, in this embodiment, when the annular tension spring is in a free state, the annular tension spring 6 is sleeved on outer peripheral walls of the first boss 1111, the connecting plate 41 and the second boss 1212, an outer peripheral wall (a radial outer side wall) of the first boss 1111, an outer peripheral wall of the second boss 1212 and an outer peripheral wall of the connecting plate 41 are abutted against an inner peripheral wall (a radial inner side wall) of the annular tension spring 6, and under the action of the annular tension spring 6, the outer edge of the first boss 1111, the outer edge of the connecting plate 41 and the second boss 1212 are sequentially opposed to each other along the Z-axis positive direction, and a center line of the connecting plate 41 coincides with a center line of the first boss 1111.
The transmission member 3 includes a sliding rod 31 and a hinge ball 32, when the three-dimensional swing position detection device of this embodiment is in a free state, the sliding rod 31 extends along the Z-axis direction, the hinge ball 32 is fixedly disposed at the Z-axis negative end of the sliding rod 31, the swing unit 2 has a slide hole 21 with an opening facing the Z-axis negative direction and extending along the Z-axis direction, the sliding rod 31 is inserted into the slide hole 21 along the Z-axis positive direction, the sliding rod 31 is slidable/retractable along the Z-axis direction with respect to the swing unit 2, the transmission member 3 is connected with the translation unit 4 through the hinge ball 32, the transmission member 3 can swing three-dimensionally around the spherical center (second preset point) of the hinge ball 32 with respect to the translation unit 4, a connection line between the first preset point and the second preset point is along the Z-axis direction, and the control handle is located on an extension line between the first preset point and the second preset point; specifically, the translation unit 4 further includes a threaded sleeve 43 (an example of a limiting portion), a Z-axis forward side wall of the connection plate 41 has a connection boss 411, an outer peripheral wall of the connection boss 411 is cylindrical and has a thread, a semi-spherical groove 4111 with an opening facing the Z-axis forward direction is formed in the Z-axis forward side wall of the connection boss 411, the hinge ball 32 is disposed in the semi-spherical groove 4111, the threaded sleeve 43 is in threaded connection with the outer peripheral wall of the connection boss 411, and the threaded sleeve 43 is limited to the Z-axis forward side of the hinge ball 32.
The threaded sleeve 43 extends into the connection hole 1211, and the outer contour of the cross section of the normal line of the threaded sleeve 43 along the Z-axis direction is circular, and when the three-dimensional rocking position detecting device of this embodiment is in a free state, the center line of the threaded sleeve 43 coincides with the center line of the connection hole 1211. Therefore, the threaded sleeve 43 is limited to move in the connecting hole 1211 along the XOY plane direction, the connecting hole 1211 and the threaded sleeve 43 are matched to limit the moving range of the translation unit 4, and further limit the swing range of the swing unit 2, the swing range and the swing resistance of the swing unit 2 in each direction are equivalent, and the user experience is improved.
The electronic control unit 5 further includes a circuit board 51, a normal of a main surface of the circuit board 51 is along the Z-axis direction, the circuit board 51 is fixedly connected to the base 11, the magnetic sensor 52 is fixedly disposed on a positive Z-axis sidewall of the circuit board 51, the magnetic sensor 52 is disposed on a negative Z-axis side of the magnet 42, and a center line of the first boss 1111 passes through the magnetic sensor 52.
Specifically, the magnetic sensor 52 may be, for example, a hall sensor, or a tunnel magnetoresistive sensor, a giant magnetoresistive sensor, or the like.
When a user pulls the control handle to force the swinging unit 2 to swing, the transmission piece 3 swings along with the swinging unit 2, the translation unit 4 moves along the XOY plane direction under the driving of the transmission piece 3, and the transmission piece 3 is suitable for the movement of the translation unit 4 to do telescopic motion relative to the swinging unit 2, and as the swinging position of the swinging unit 2 and the moving position of the translation unit 4 have definite one-to-one correspondence, the swinging position of the swinging unit 2 can be calculated according to the correspondence and the magnetic field signal detected by the magnetic sensor 52, and the input device of the embodiment can identify different input information in response to different swinging positions of the swinging unit 2; specifically, the electric control unit 5 of this embodiment stores the corresponding relationship between the swing position of the swing unit 2 and the moving position of the translation unit 4, the electric control unit 5 calculates the moving position of the translation unit 4 according to the magnetic field signal detected by the magnetic sensor 52, and then calculates the swing position of the swing unit 2 according to the corresponding relationship between the swing position of the swing unit 2 and the moving position of the translation unit 4, wherein the scheme for calculating the moving position of the translation unit 4 belongs to the prior art, for example, chinese utility model with publication No. CN207507014U uses the magnetic sensor 52 to detect the planar moving position of the rocker, and the corresponding relationship between the moving position of the translation unit 4 and the swing position of the swing unit 2 can be obtained through experiments, and is not described herein again; alternatively, in other embodiments of the present invention, the corresponding relationship between the moving position of the swing unit 2 and the magnetic field signal detected by the magnetic sensor 52 can also be obtained through experiments, and then the swing position of the swing unit 2 is calculated according to the corresponding relationship between the swing position of the swing unit 2 and the magnetic field signal detected by the magnetic sensor 52 and according to the magnetic field signal currently detected by the magnetic sensor 52, of course, the corresponding relationship between the swing position of the swing unit 2 and the magnetic field signal detected by the magnetic sensor 52 naturally contains and embodies the corresponding relationship between the swing position of the swing unit 2 and the moving position of the translation unit 4.
When a user pulls the operating handle to force the translation unit 4 to move along the XOY plane direction, the ring-shaped tension spring 6 deforms along the XOY plane direction in response to the movement of the connection plate 41, and when the user releases the operating handle, the translation unit 4 is returned to the free state by the elastic force of the ring-shaped tension spring 6, in this embodiment, since the connection plate 41, the outer circumferential walls of the first boss 1111 and the second boss 1212 are all abutted against the inner circumferential wall of the ring-shaped tension spring 6, so that the return position of the ring-shaped tension spring 6 is limited by the first boss 1111 and the second boss 1212, even if the ring-shaped tension spring 6 is slightly lowered due to fatigue after long-term use, the return position of the ring-shaped tension spring 6 is still accurately stabilized on the outer circumferences of the first boss 1111 and the second boss 1212, which makes the return position (an example of the preset position) of the connection plate 41 accurate, so that the swing unit 2 and the return position of the translation unit 4 in the free state are stable and accurate.
Compared with the schemes of CN113624265A, CN 11351515161A, CN112074792A, CN107111330A, CN208751582U, etc., the return position of the swing unit 2 in the present embodiment is more stable and accurate, and compared with the scheme of CN106297247A, the structure of the present embodiment is simpler, and the assembly process is simpler and more convenient.
Moreover, since the connection board 41 is simultaneously in sliding fit with the first boss 1111 and the second boss 1212, and since the ring-shaped tension spring 6 is limited to be simultaneously in sliding fit with the upper cover and the base 11, it is beneficial to ensuring that the translation unit 4 moves stably, and it is beneficial to ensuring that the ring-shaped tension spring 6 deforms and moves stably, the inner side wall of the ring-shaped tension spring 6 is not easily separated from the outer peripheral wall of the connection board 41 to abut, and it is beneficial to ensuring that the input device of the present embodiment is stable in a normal use state for a long time.
The first boss 1111 and the second boss 1212 of the present embodiment are both examples of limiting bosses. Alternatively, in other embodiments of the present invention, the first boss 1111 may be configured to be annular with reference to the second boss 1212, and it is of course preferable to adopt the solution of this embodiment, so that the contact area between the connecting plate 41 and the first boss 1111 is larger, which is beneficial to improving the stability of the movement rule of the connecting plate 41.
The cross-sectional profile shape of the connecting plate 41, the first boss 1111 and the second boss 1212 of this embodiment along the Z-axis direction is circular, optionally, in other embodiments of the present invention, at least one of the first boss 1111 and the second boss 1212 may also be set to be composed of a plurality of independent convex portions, each independent convex portion is distributed along the circular path, or the cross-sectional profile shape of the normal of the first boss 1111 or the second boss 1212 along the Z-axis direction may be set to be a regular polygon, which is tangent to the cross-sectional profile of the normal of the connecting plate 41 along the Z-axis direction, of course, the scheme of this embodiment is preferred, so the resistance received when the connecting plate 41 moves along each direction of the XOY plane is equivalent, which is favorable for improving the user experience, and setting the second boss 1212 to be circular is also favorable for simplifying the processing process of the second boss 1212.
Optionally, in other embodiments of the present invention, the first boss 1111 (or the second boss 1212) may also be eliminated, and under the cooperation of the second boss 1212 (or the first boss 1111), the cover plate 121 and the base 11, it is still ensured that the deformation action of the annular tension spring 6 meets the use requirement, of course, the scheme of the first boss 1111 and the second boss 1212 is preferably provided at the same time, so that the connecting plate 41 abuts against the middle portion of the annular tension spring 6 along the Z-axis direction, which is favorable for further balancing the stress of the annular tension spring 6 and the translational unit 4, further favorable for improving the stability of the motion rules of the translational unit 4 and the annular tension spring 6, and favorable for improving the stability of the motion rules of the swaying unit 2.
Optionally, in other embodiments of the present invention, an annular rubber band may be used instead of the annular tension spring 6 of the present embodiment, so that the purpose of accurately centering the swinging unit 2 and the translating unit 4 can also be achieved; of course, a radial coil spring (another example of the return member) may be used instead of the ring-shaped tension spring 6 of the present embodiment, and in this embodiment, a limit boss may be eliminated, the pitch direction of the radial coil spring is perpendicular to the Z-axis direction, or has a component perpendicular to the Z-axis direction, the radial inner end of the radial coil spring is connected to the translation unit 4, and the radial outer end of the radial coil spring is connected to the base body 1, which is also advantageous for urging the translation unit 4 to return with a simple structure, however, the return accuracy in this manner is inferior to that of the present embodiment, and thus, the ring-shaped tension spring 6 or the ring-shaped rubber band of the present embodiment is preferably used.
In addition, because the base 11 is designed to be a groove-shaped structure in the embodiment, the lubricating oil between the base 11 and the translation unit 4 is not easy to leak to the electric control unit 5, which is beneficial to avoiding the electric control unit 5 from being polluted by the lubricating oil and the like, and is beneficial to ensuring the long-term normal function of the electric control unit 5.
Preferably, the magnet 42 is directly opposite the magnetic sensor 52 in the Z-axis direction when the input device is in the free state. More preferably, the yielding groove 1112 is disposed on the Z-axis negative side wall of the bottom plate 111 at a position corresponding to the first boss 1111, and the magnetic sensor 52 is disposed in the yielding groove 1112, so on one hand, the yielding groove 1112 is adapted to the arrangement of the first boss 1111 and is naturally formed, which does not affect the structural strength of the bottom plate 111 at the yielding groove 1112, and is beneficial to reducing the material thickness of the bottom plate 111 at the first boss 1111, which is beneficial to saving material and reducing material weight, and on the other hand, it is also beneficial to shortening the distance between the magnetic sensor 52 and the magnet 42, which is beneficial to enhancing the magnetic field signal at the magnetic sensor 52, which is beneficial to enlarging the movement range of the magnet 42 that the magnetic sensor 52 can detect, and further beneficial to enlarging the movement range of the translation unit 4 in this embodiment.
The cover plate 121 and the base 11 in this embodiment may be fixedly connected through a fastener, a screw, or an adhesive, and similarly, the circuit board 51 and the base 11 may also be fixedly connected through a screw, a fastener, or an adhesive, and the middle mounting frame 12 and the top mounting frame 13 may also be fixedly connected through a screw, a fastener, or an adhesive, and this is not repeated here.
Optionally, in other embodiments of the present invention, the transmission member 3 and the translation unit 4 may also be connected by other methods such as a universal joint, so as to achieve the purpose of three-dimensional swinging of the transmission member 3 relative to the translation unit 4 around the second preset point.
Finally, it should be emphasized that the above-described embodiments are merely preferred examples of the present invention, and are not intended to limit the invention, as various changes and modifications may be made by those skilled in the art, and any changes, equivalents, modifications, etc. made within the spirit and scope of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The three-dimensional swinging position detection device comprises a base body and a swinging unit, wherein the swinging unit is limited to perform three-dimensional swinging around a first preset point relative to the base body;
the method is characterized in that:
the swinging unit is positioned on one side of the translation unit along the first direction, the translation unit is connected with the swinging unit through the transmission piece, and the transmission piece is limited to swing around a second preset point in three dimensions relative to the translation unit and can make telescopic motion relative to the swinging unit;
when the swing unit swings to different swing positions, the swing unit moves to different moving positions corresponding to the translation unit;
the translation unit comprises a magnet, and the electronic control unit comprises a magnetic sensor capable of sensing the position of the magnet.
2. The three-dimensional rocking position detecting device according to claim 1, characterized in that:
the magnetic sensor comprises a Hall sensor or a magnetoresistive sensor;
when the three-dimensional swing position detecting device is in a free state, the magnetic sensor and the magnet are directly opposite to each other in the first direction.
3. The three-dimensional rocking position detecting device according to claim 1, characterized in that:
the pre-tightening piece is connected with the transmission piece and the swinging unit, and the pre-tightening force of the pre-tightening piece is along the telescopic direction of the transmission piece relative to the swinging unit.
4. The three-dimensional rocking position detecting device according to claim 3, characterized in that:
the swinging unit is provided with a sliding hole, the transmission piece is provided with a sliding rod and a hinged ball, the hinged ball is positioned at one end of the sliding rod along the length direction, the transmission piece is in spherical hinged connection with the translation unit through the hinged ball, and the sliding rod is slidably inserted into the sliding hole;
the preload member includes an axial coil spring provided in the slide hole, and the axial coil spring is pressed between the slide rod and the swing unit in a relative sliding direction of the slide rod and the swing unit.
5. The three-dimensional rocking position detecting device according to any one of claims 1 to 4, characterized in that:
the base body comprises a first split body and a second split body which are fixedly connected with each other, the first split body and the second split body are distributed along the first direction, and an installation space is formed between the first split body and the second split body;
the translation unit comprises a connecting plate with a main surface normal along the first direction, the connecting plate is limited in the installation space, the connecting plate is in sliding fit with the first split body, and the connecting plate is in sliding fit with the second split body;
the second sub-body is provided with a connecting hole which penetrates through the mounting space along the first direction, the swinging unit is positioned on one side of the second sub-body, which is back to the connecting plate, and the transmission piece or the translation unit extends to the connecting hole.
6. The three-dimensional rocking position detecting device according to claim 5, characterized in that:
along the first direction, the electric control unit is positioned on one side of the translation unit, which is opposite to the swing unit, and the electric control unit and the translation unit are separated by a first separation body;
the translation unit is located the below of swinging the unit, first components of a whole that can function independently include bottom plate and curb plate, the curb plate is followed the bottom plate upwards extends, the curb plate with the bottom plate constitutes uncovered upper slot-like structure.
7. The three-dimensional rocking position detecting device according to claim 5, characterized in that:
the three-dimensional swing position detection device is characterized by further comprising a return piece, wherein the return piece is located in the installation space and is used for connecting the base body and the connecting plate, and the return piece is used for forcing the connecting plate to be kept at a preset position when the three-dimensional swing position detection device is in a free state;
the return member includes radial coil spring, radial coil spring's pitch direction perpendicular to first direction, radial coil spring's radial medial extremity connect in the periphery wall of connecting plate, radial coil spring's radial outside end connect in the base member.
8. The three-dimensional rocking position detecting device according to claim 5, characterized in that:
the section contour shape of the normal line of the connecting hole along the first direction is circular, the first preset point is positioned on the central line of the connecting hole, and the second preset point is positioned on the central line of the connecting hole when the three-dimensional swing position detection device is in a free state;
the translation unit is provided with a limiting part, the limiting part extends into the connecting hole, the shape of the outer contour of the section of the normal line of the limiting part along the first direction is circular, the central line of the limiting part is overlapped with the central line of the connecting plate, and the second preset point is located on the central line of the connecting plate.
9. Input device, including the handlebar, its characterized in that:
the three-dimensional rocking position detecting device according to any one of claims 1 to 8, further comprising a control handle fixedly connected to the rocking unit, the control handle being exposed to an outer side of the base.
10. The input device as recited in claim 9, wherein:
the operating handle is positioned on an extension line of a connecting line of the first preset point and the second preset point, and the telescopic direction of the transmission piece relative to the swing unit is parallel to the connecting line direction of the first preset point and the second preset point;
and when the three-dimensional swing position detection device is in a free state, the connecting line direction of the first preset point and the second preset point is along the first direction.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222187794.XU CN218002441U (en) | 2022-08-19 | 2022-08-19 | Three-dimensional swing position detection device and input device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222187794.XU CN218002441U (en) | 2022-08-19 | 2022-08-19 | Three-dimensional swing position detection device and input device |
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| CN218002441U true CN218002441U (en) | 2022-12-09 |
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| CN202222187794.XU Active CN218002441U (en) | 2022-08-19 | 2022-08-19 | Three-dimensional swing position detection device and input device |
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