阅读说明：本技术 一种驱动装置 (Driving device ) 是由 李阳 陈晓 黄韬 时楠 刘冰冰 王雪雪 位诗雨 于 2020-07-17 设计创作，主要内容包括：本发明提供了一种驱动装置,属于医疗器械技术领域,包括驱动机构,设在壳体上；锁定机构,设在壳体上；联动部件；本发明提供的驱动装置,壳体上设有驱动机构、锁定机构和联动部件,联动部件具有第一锁定状态和第二锁定状态,且联动部件可在第一锁定状态和第二锁定状态之间切换,第一锁定状态可使被驱动件相对联动部件发生滑动,完成被驱动件的滑动调节；第二锁定状态可使驱动机构,联动部件、被驱动件与驱动机构同步转动,完成被驱动件的角度调节,联动部件在第一锁定状态和第二锁定状态的切换中,仅需操作驱动机构便可以完成被驱动件的位置或角度调节,此驱动装置结构简单,便于操作。(The invention provides a driving device, which belongs to the technical field of medical instruments and comprises a driving mechanism, a driving mechanism and a driving mechanism, wherein the driving mechanism is arranged on a shell; a locking mechanism provided on the housing; a linkage member; the driving device provided by the invention is characterized in that a shell is provided with a driving mechanism, a locking mechanism and a linkage part, the linkage part is provided with a first locking state and a second locking state, the linkage part can be switched between the first locking state and the second locking state, and the first locking state can enable a driven part to slide relative to the linkage part to complete the sliding adjustment of the driven part; the second locking state can enable the driving mechanism, the linkage part, the driven part and the driving mechanism to synchronously rotate, the angle adjustment of the driven part is completed, the linkage part only needs to operate the driving mechanism in the switching of the first locking state and the second locking state, and the position or the angle adjustment of the driven part can be completed.)

1. A drive device is characterized by comprising

The driving mechanism is arranged on the shell (1);

a locking mechanism provided on the housing (1);

a linkage member (7) provided on the housing (1) so as to be switchable between a first lock state and a second lock state; which is adapted to be connected to the driven element (5) in a slidable and rotationally fixed manner;

in a first locking state, the linkage part (7) is locked on the shell (1) by a first blocking force exerted by the locking mechanism, and the driving mechanism drives the driven part (5) to slide relative to the linkage part (7); in a second locking state, the first blocking force is cancelled, the linkage part (7) is driven by the toggle force to move so as to be locked on the driving mechanism, and the driven part (5) is driven by the driving mechanism to synchronously rotate; in the first locking state the toggle force is withdrawn.

2. The drive device according to claim 1, characterized in that the locking mechanism comprises a locking member (11) provided on the housing (1), the locking member (11) applying the first blocking force to the linkage member (7) by a telescopic movement;

in a first locking state, the locking piece (11) is locked with the linkage part (7); in a second locked state, the locking member (11) is disengaged from the linkage member (7);

the locking member (11) is biased by a return bias towards being held in the first locking condition.

3. The drive device according to claim 2, characterized in that at least one first protrusion (13) is provided on one of the mutually facing surfaces of the locking member (11) and the interlocking member (7), and first engaging grooves (14) corresponding to the first protrusions (13) are provided on the other surface;

in a first locking state, the first protrusion (13) is in plug fit with the first clamping groove (14); in a second locked state, the first protrusion (13) is separated from the first catch (14).

4. The drive device according to claim 3, characterized in that in a first locking state, the locking member (11) is fitted over the distal end of the link member (7), one of the first projection (13) and the first catching groove (14) is provided on an inner wall surface of the locking member (11), and the other is provided on an outer wall surface of one end of the link member (7);

the operation end (18) of locking piece (11) stretch out outside the first hole of stepping down (21) that is equipped with on casing (1), just the locking piece is along the radial concertina movement of inner tube.

5. The drive arrangement as claimed in any of claims 2 to 4, characterized in that the drive mechanism comprises an operating member (6) movably arranged on the housing (1) between a first state and a second state, and a transition piece (3) fixedly connected to the driven piece;

in the first state, the operating part (6) and the transition piece (3) synchronously move to drive the driven part (5) to slide, and the linkage part (7) is in the first locking state; in the second state, the linkage part is driven by the dialing power to move so as to be locked on the transition piece (3), and then driven by the operation part to drive the driven part to rotate so as to be in the second locking state.

6. The drive device according to claim 5, characterized in that the operating member is slidably and rotatably provided on the housing, the operating member (6) being slidably and rotationally connected with the transition piece (3);

the driving mechanism further comprises a motion conversion piece (4) which is arranged on the transition piece (3) in a linkage mode, and the motion conversion piece (4) is fixedly connected to the driven piece (5) and used for converting the rotary motion of the transition piece into linear sliding;

in a first state, the operating component (6) drives the transition piece (3) to rotate, the motion conversion piece (4) is driven to slide on the transition piece (3) in a linkage manner, the far end of the linkage component (7) is locked on the locking component (11), and the near end of the linkage component faces the transition piece (3);

in the second state, the operating part (6) slides relative to the transition piece (3) to apply poking force to the matching body (17), the linkage part (7) is driven by the poking force to slide towards the transition piece (3) and is locked on the transition piece (3), and then the linkage part is driven by the synchronous rotation of the operating part (6) and the transition piece (3) to drive the driven part (5) to rotate.

7. The drive device according to claim 6, characterized in that the linkage member (7) is provided with a fitting body (17); a poking body (16) is arranged on the operating component (6);

the poking body (16) is connected with the matching body (17) in a rotatable and anti-slip mode, and in the second state, the operation part slides to apply poking force to the matching body (17) through the poking body (16);

the matching body (17) is arranged on the linkage part (7) in a non-slip way and can rotate;

the matching body (17) is driven by the toggle force to drive the linkage part (7) to synchronously slide relative to the shell (1); the linkage part (7) is driven by the synchronous rotation of the operating part (6) and the transition piece (3) to rotate relative to the matching body (17).

8. The drive device according to claim 7, characterized in that the engaging body (17) comprises an annular pull ring and an engaging projection projecting radially outside the pull ring;

the far end of the operating component (6) is sleeved outside the near end of the shell (1), and the poking body (17) is a first annular sliding groove (26) arranged on the inner wall surface of the operating component (6);

the linkage part (7) is positioned in the shell (1), and the pull ring is rotatably sleeved in a second annular sliding groove (27) on the periphery of the linkage part (7); the matching protrusion penetrates through a second yielding hole (25) formed in the shell (1) and is rotatably inserted into the first annular sliding groove (26), and the pulling force is applied to slide in the second yielding hole (25).

9. The drive device according to claim 8, characterized in that the proximal end of the transition piece (3) is rotatably and non-slip arranged in the housing (1) and the distal end of the transition piece (3) is arranged in the inner cavity of the operating member (6).

10. The drive arrangement according to any one of claims 6-9, characterized by at least one first elastic member (12) provided between the transition piece (3) and the operating member (6);

in a second state, the first elastic piece (12) releases energy to apply a biasing force to the operating member (6) to drive the linkage member (7) to slide towards the transition piece (3);

and/or the locking device also comprises a rotation-preventing mechanism arranged in the shell (1) and used for arranging the linkage part (7) on the shell (1) in a rotation-preventing manner in a first locking state.

11. The drive device of claim 10, wherein the anti-rotation mechanism comprises

A rotation stopping seat (2) arranged in the shell (1); and a second protrusion (8) arranged on one end surface of the mutually facing end surfaces of the linkage part (7) and the rotation stopping seat (2), and a second clamping groove which is in one-to-one correspondence with the second protrusion (8) and is matched with the second protrusion in an inserting manner;

in a first locking state, the second protrusion (8) is inserted into the second clamping groove; in a second locked state, the second protrusion (8) is disengaged from the second catch.

12. The driving device according to claim 11, wherein one of the mutually facing end surfaces of the linkage part (7) and the transition piece (3) is provided with a third protrusion (9), and the other end surface is provided with a third clamping groove which is in one-to-one correspondence with the third protrusions (9) and is in pluggable fit with the third protrusions;

in the second locking state, the third protrusion (9) is inserted into the third clamping groove, and in the first locking state, the third protrusion (9) is separated from the third clamping groove.

13. The drive device according to claim 12, characterized in that said end surface not provided with said second (8) or third (9) projections is provided with a number of linear elastic elements (10) arranged on the same circumference;

at least one linear elastic piece (10) retracts and deforms under the extrusion force of the corresponding protrusion corresponding to the respective locking state, and a clamping groove is formed between the retracted linear elastic piece (10) and the adjacent non-retracted linear elastic piece (10) in a surrounding mode and is used for the insertion and the matching of the protrusion.

Technical Field

The invention relates to the technical field of medical instruments, in particular to a driving device.

Background

The heart valve disease is a common heart disease in China, and the replacement of the artificial heart valve is a main means and the most effective way for treating the heart valve disease. When the artificial heart valve replacement is carried out, an interventional operation is needed, the far end of an outer tube in the interventional operation needs to reach the center of the valve, and then the carried heart valve replacement device is released, so that the heart valve replacement device can replace the valve of the heart valve to perform functions.

Disclosure of Invention

Therefore, the technical problem to be solved by the present invention is to provide a driving device, which overcomes the problems of complex structure and occupied space when the driving device in the prior art needs to provide two sets of driving mechanisms to drive the driven member to rotate and slide.

To solve the above technical problem, the present invention provides a driving device, comprising

The driving mechanism is arranged on the shell;

a locking mechanism provided on the housing;

the linkage component is movably arranged on the shell in a switching way between a first locking state and a second locking state; which is adapted to be connected to the driven member in a slidable and anti-rotational manner;

in a first locking state, the linkage part is locked on the shell by a first blocking force exerted by the locking mechanism, and the driving mechanism drives the driven part to slide relative to the linkage part; in a second locking state, the first blocking force is removed, the linkage part is driven by a dialing force to move so as to be locked on the driving mechanism, and the linkage part is driven by the driving mechanism to drive the driven part to synchronously rotate; in the first locking state the toggle force is withdrawn.

As a preferable technical solution, the locking mechanism includes a locking member provided on the housing, and the locking member applies the first blocking force to the link member by a telescopic movement;

in a first locking state, the locking piece is locked with the linkage part; in a second locked state, the locking member is separated from the linkage member;

the locking member is biased by a return bias to tend to remain in the first locked condition.

As a preferable technical scheme, in the surfaces of the locking piece and the linkage part facing each other, at least one first protrusion is arranged on one surface, and first clamping grooves corresponding to the first protrusions one to one are arranged on the other surface;

in a first locking state, the first protrusion is in insertion fit with the first clamping groove; in a second locked state, the first protrusion is separated from the first card slot.

As a preferable technical solution, in a first locking state, the locking piece is sleeved outside the distal end of the linkage component, one of the first protrusion and the first slot is provided on an inner wall surface of the locking piece, and the other is provided on an outer wall surface of one end of the linkage component;

the operating end of locking piece stretches out outside the first hole of stepping down that is equipped with on the casing, just the locking piece is radial concertina movement along the inner tube.

As a preferred technical solution, the driving mechanism comprises an operating part movably arranged on the housing between a first state and a second state, and a transition piece fixedly connected with the driven piece;

in the first state, the operating part and the transition piece move synchronously to drive the driven part to slide, and the linkage part is in the first locking state; in the second state, the linkage part is driven by the dialing power to move so as to be locked on the transition piece, and then driven by the operation part to drive the driven part to rotate so as to be in the second locking state.

As a preferred technical solution, the operating member is slidably and rotatably provided on the housing, and the operating member is slidably and rotatably connected with the transition piece;

the driving mechanism further comprises a motion conversion piece which is arranged on the transition piece in a linkage mode, and the motion conversion piece is fixedly connected to the driven piece and used for converting the rotary motion of the transition piece into linear sliding motion;

in a first state, the operating part drives the transition piece to rotate, the motion conversion piece is driven to slide on the transition piece in a linkage mode, the far end of the linkage part is locked on the locking piece, and the near end of the linkage part faces the transition piece;

in a second state, the operating part slides relative to the transition piece to apply shifting power to the matching body, the linkage part is driven by the shifting power to slide towards the transition piece and is locked on the transition piece, and the linkage part is driven by the synchronous rotation of the operating part and the transition piece to drive the driven part to rotate.

As a preferred technical scheme, a matching body is arranged on the linkage part; the operating component is provided with a poking body;

the poking body is connected with the matching body in a rotatable and anti-slip mode, and in the second state, the operating part slides to apply poking force to the matching body through the poking body;

the matching body is arranged on the linkage part in a non-slip and rotatable manner;

the matching body is driven by the toggle force to synchronously slide relative to the shell; the linkage part is driven by the synchronous rotation of the operation part and the transition piece to rotate relative to the matching body.

As a preferred technical scheme, the matching body comprises an annular pull ring and a matching bulge which is arranged outside the pull ring in a protruding mode in the radial direction;

the far end of the operating component is sleeved outside the near end of the shell, and the poking body is a first annular sliding groove arranged on the inner wall surface of the operating component;

the linkage part is positioned in the shell, and the pull ring is rotatably sleeved in a second annular sliding groove on the periphery of the linkage part; the matching protrusion penetrates through a second yielding hole formed in the shell and is rotatably inserted into the first annular sliding groove, and the pulling force is applied to slide in the second yielding hole.

Preferably, the proximal end of the transition piece is rotatably and non-slidably disposed within the housing, and the distal end of the transition piece is disposed within the interior cavity of the operating member.

As a preferred technical solution, the device further comprises at least one first elastic member arranged between the transition member and the operating member;

in a second state, the first elastic piece releases energy to apply biasing force to the operating part to drive the linkage part to slide towards the direction of the transition piece;

and/or the locking mechanism is arranged in the shell and is used for arranging the linkage part on the shell in a rotation-proof way in a first locking state.

As a preferred technical scheme, the anti-rotation mechanism comprises

The rotation stopping seat is arranged in the shell; the second protrusions are arranged on one end face of the linkage component and the rotation stopping seat, and the second clamping grooves which are in one-to-one correspondence with the second protrusions and matched with the second protrusions in an inserting mode are arranged on the other end face of the linkage component and the rotation stopping seat;

in a first locking state, the second protrusion is inserted into the second clamping groove; in a second locked state, the second protrusion is disengaged from the second catch.

As a preferred technical scheme, one end face of the mutually facing end faces of the linkage part and the transition piece is provided with a third protrusion, and the other end face is provided with a third clamping groove which is in one-to-one correspondence with the third protrusion and is matched with the third protrusion in an inserting manner;

in the second locking state, the third protrusion is inserted into the third clamping groove, and in the first locking state, the third protrusion is separated from the third clamping groove.

As a preferable technical solution, the end surface not provided with the second protrusion or the third protrusion is provided with a plurality of linear elastic members arranged on the same circumference;

and under the respective locking state, at least one linear elastic piece retracts and deforms under the extrusion force of the corresponding protrusion, and a clamping groove is formed between the retracted linear elastic piece and the adjacent non-retracted linear elastic piece in a surrounding manner and is used for the insertion and matching of the protrusion.

The technical scheme of the invention has the following advantages:

1. the driving device provided by the invention is characterized in that a shell is provided with a driving mechanism, a locking mechanism and a linkage part, the linkage part is provided with a first locking state and a second locking state, the linkage part can be switched between the first locking state and the second locking state, the locking mechanism applies a first blocking force to the linkage part to lock the linkage part on the shell, at the moment, the linkage part is in the first locking state, and when the driving mechanism drives a driven part, the driven part slides relative to the linkage part to complete the sliding adjustment of the driven part; when the linkage part switches to the second locking state, locking mechanism no longer exerts first barrier force to the linkage part, make the linkage part can move in the casing, to locking on actuating mechanism, drive actuating mechanism this moment, the linkage part, by the synchronous rotation of driving piece and actuating mechanism, accomplish the angle modulation by the driving piece, the linkage part is in the switching of first locking state and second locking state, only need set up one set of actuating mechanism, only need operate this actuating mechanism alright with the position or the angle modulation of accomplishing by the driving piece, this drive arrangement simple structure, the operation of being convenient for.

2. The locking mechanism comprises a locking piece arranged on the shell, the locking piece can apply a first blocking force to the linkage component through telescopic movement, the locking piece is kept in a locking state to the linkage component under the action of a reset biasing force, the locking piece is driven to do telescopic movement, the locking of the linkage component can be released, the linkage component can move from the first locking state to the second locking state, and the linkage component can be conveniently switched.

3. According to the driving device provided by the invention, the locking piece and the linkage part realize the control of the state of the linkage part through the first protrusion and the first clamping groove, when the first protrusion is inserted into the first clamping groove, the linkage part is in the first locking state, and when the first protrusion is separated from the first clamping groove, the linkage part can move from the first locking state to the second locking state; the first protrusion can be arranged on the locking piece, the first clamping groove is arranged on the surface of the linkage part, and the first protrusion corresponds to the first clamping groove in position, so that the first protrusion can be inserted into the first clamping groove conveniently; the locking piece has the operation end, and outside the first hole of stepping down of operation end stretching out the casing to operating personnel operated linkage part's state outside the casing switches.

4. The driving device provided by the invention is characterized in that the driving mechanism comprises an operating part and a transition piece, the operating part has a first state and a second state, when the operating part is in the first state, the linkage part is in a first locking state, the operating part and the transition piece synchronously move to drive the driven part to slide, and the position adjustment of the driven part is completed; when the operating component is in the second state, the shifting power is applied to the linkage component, so that the linkage component moves from the first locking state to the second locking state, and further when the operating component is operated, the transition piece and the linkage component synchronously rotate, at the moment, the driven piece and the transition piece synchronously rotate to complete the angle adjustment of the driven piece, and an operator can conveniently control the operating component and further adjust the position and the angle of the control driving device.

5. The driving device provided by the invention has the advantages that the operating part and the transition part are connected in a sliding and rotatable manner, the driving mechanism comprises a motion conversion part, the motion conversion part is connected to the transition part through threads, the driven part is connected with the motion conversion part, when the operating part is in a first state, the linkage part is in a first locking state, at the moment, the operating part is rotated, the transition part and the operating part synchronously rotate, the linkage part does not rotate or move, the transition part enables the motion conversion part to slide while rotating, and further drives the driven part to slide, so that the position of the driven part is changed; when the operating part is in the second state, the stirring body of the operating part applies stirring power to the matching body of the linkage part to enable the linkage part to move from the first locking state to the second locking state, at the moment, the operating part is rotated, the transition piece and the linkage part rotate synchronously with the operating part, the linkage part drives the driven piece to rotate synchronously, the driven piece and the motion conversion piece do not slide relatively, the angle of the driven piece is adjusted, and an operator can further control the driving device easily.

6. According to the driving device provided by the invention, the operating part is sleeved outside the linkage part, the poking body is arranged on the inner wall of the operating part, and the matching body is arranged on the linkage part in a protruding manner, so that the matching with the poking body is facilitated; the transition piece is internally provided with an internal thread, the motion conversion piece is installed on the internal thread of the transition piece in a matching manner, when the transition piece rotates, the motion conversion piece can be driven to slide under the action of the thread, and meanwhile, the driving device can be driven to have higher sliding accuracy through the thread matching.

7. The driving device provided by the invention is characterized in that a matching body is rotatably arranged on a linkage component, the matching body is clamped in a first annular chute on the linkage component, so that the linkage component can rotate in the matching body and synchronously slide with the matching body, a matching bulge of the matching body is clamped in a second annular chute of an operation component, so that the matching body can rotate in the first annular chute and synchronously slide with the operation component, and the linkage component is not influenced when the operation component is rotated in a first locking state; in the second locking state, when the operation part is slid, the linkage part and the operation part synchronously slide and are locked on the transition piece under the action of the matching body, and finally, under the driving of synchronous rotation of the operation part and the transition piece, the linkage part rotates relative to the matching body and drives the driven part to rotate.

8. According to the driving device provided by the invention, the first locking state is realized by inserting the linkage part and the locking piece, so that the linkage part is fixed when the operation part rotates; the second locking state realizes the locking of the linkage part and the transition piece through the insertion connection of the linkage part and the transition piece, so that the linkage part is driven to rotate synchronously when the operation part and the transition piece rotate synchronously, and the linkage part is in different locking states when the linkage part, the locking piece and the transition piece are respectively inserted and connected, so that different operations on the driven piece can be completed, namely the axial displacement or the circumferential angle of the driven piece is adjusted.

9. The driving device provided by the invention is characterized in that the shell is provided with the rotation stopping seat, the opposite end surfaces of the rotation stopping seat and the linkage part are provided with the second protrusion and the second clamping groove, the opposite end surfaces of the linkage part and the transition part are provided with the third protrusion and the third clamping groove, and the linkage part is arranged on the shell in a rotation-proof manner and cannot be driven along with the rotation of the linkage part when in a first locking state through the matching of the second protrusion and the second clamping groove; the cooperation of third arch and third draw-in groove realizes under the second locking state, and linkage part and transition piece are prevented changeing ground and are locked, are convenient for under the rotatory drive of operating element and synchronous rotation.

10. According to the driving device provided by the invention, linear elastic pieces arranged on the same circumference are arranged on the end faces of the rotation stopping seat, the linkage part and the transition piece, which are not provided with the second protrusion and the third protrusion, and the linear elastic pieces can retract when being extruded, and the retracted linear elastic pieces and the adjacent non-retracted linear elastic pieces form a clamping groove in a surrounding manner and are matched and clamped with the protrusions, so that the protrusions can be clamped with the clamping groove at any angle.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description 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 structural diagram of a driving device provided in the present invention;

FIG. 2 is a schematic view of the internal structure of the driving device;

FIG. 3 is an exploded view of the linkage assembly and housing;

FIG. 4 is a schematic view of the connection of the locking member to the linkage member;

FIG. 5 is a second angular connection of the locking member to the linkage member;

FIG. 6 is a schematic view of the locking member being connected to the housing;

FIG. 7 is a schematic view of the connection between the dial body and the mating body;

FIG. 8 is a cross-sectional view of the linkage member;

FIG. 9 is a schematic view of the mounting of the stop swivel and transition piece;

FIG. 10 is a schematic structural view of the linkage member in a first locked state;

FIG. 11 is a schematic view of the linear elastic member in a first locked state of the linkage member;

FIG. 12 is a structural schematic view of the linkage member in a second locked condition;

FIG. 13 is a schematic view of the linear spring acting when the linkage member is in the second locked state.

Description of reference numerals:

1. a housing; 2. stopping the rotation seat; 3. a transition piece; 4. a motion conversion member; 5. a driven member; 6. an operating member; 7. a linkage member; 71. a first annular seat; 711. a third mounting hole; 72. a second annular seat; 721. a fourth mounting hole; 8. a second protrusion; 9. a third protrusion; 10. a linear elastic member; 11. a locking member; 12. a first elastic member; 13. a first protrusion; 14. a first card slot; 15. a first mounting hole; 16. a dial body; 17. a mating body; 171. a pull ring; 172. a mating protrusion; 18. an operation end; 19. a second mounting hole; 20. an arc-shaped limiting strip; 21. a first abdicating hole; 22. a radian limiting strip; 23. an annular outer rim; 24. a limiting block; 25. a second abdicating hole; 26. a first annular chute; 27. a second annular chute.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

The present embodiment provides a specific embodiment of a drive device, as shown in fig. 1 to 10, which includes a housing 1, a drive mechanism, a lock mechanism, and a link member 7.