CN110507342B

CN110507342B - Unlocking driving device and medical imaging equipment

Info

Publication number: CN110507342B
Application number: CN201910800676.1A
Authority: CN
Inventors: 马梅; 张运芝; 孙俊杰
Original assignee: Neusoft Medical Systems Co Ltd
Current assignee: Neusoft Medical Systems Co Ltd
Priority date: 2019-08-28
Filing date: 2019-08-28
Publication date: 2023-03-31
Anticipated expiration: 2039-08-28
Also published as: CN110507342A

Abstract

The application provides an unlocking driving device and medical imaging equipment. The unlocking driving device comprises a fixed frame, a driving part which is rotatably connected to the fixed frame and at least one inhaul cable part of which the first end is movably connected to the driving part, and the second end of the inhaul cable part penetrates out of the fixed frame and is used for being connected with at least one locking assembly. The driving part rotates and drives the first end of the inhaul cable part to move, and the second end of the inhaul cable part drives the connecting part of the locking assembly to move for a corresponding distance. The drive part rotates and drives the first end of cable part to remove to make one or more locking assembly unblock in step under the drive of cable part, it is efficient to unblock. The drive component controls the unlocking size of the inhaul cable component in a rotating mode, the required installation space is small, and the operation is convenient. The inhaul cable part penetrates out of the fixing frame, the second end of the inhaul cable part is wide in connecting range, the control range of the unlocking driving device can be expanded, and the flexibility of the installation position of the unlocking driving device is improved.

Description

Unlocking driving device and medical imaging equipment

Technical Field

The present disclosure relates to medical image processing technologies, and in particular, to an unlocking driving device and a medical imaging apparatus.

Background

In the related art, the top of the front cover is connected to the main machine through a hinge, so that the front cover can be opened by being turned up. An air spring for assisting is arranged between the front cover and the main machine, so that the opening efficiency of the front cover is improved. When the front cover is closed on the host computer, the middle part and the lower part of front cover are provided with the locking Assembly that independent locking is everywhere to realize the fixed and quick closure of multiple spot of front cover and host computer.

However, the locking assemblies are independently locked to the main frame, an operation hole is formed in a corresponding region of the front cover, and a maintenance worker inserts an unlocking tool into the operation hole and unlocks the corresponding locking assemblies one by one. The operation hole penetrates through the front cover, so that the concealment treatment cannot be realized, and the integrity and the aesthetic degree of the outer cover are influenced. Moreover, each locking assembly needs to be unlocked, the cover opening process is complicated, and the front cover is not convenient to disassemble to maintain medical imaging equipment such as a CT machine.

Disclosure of Invention

The application provides an unblock drive arrangement and medical imaging equipment, and it has a plurality of locking subassemblies of unblock in step, and the unblock is efficient, easy operation's characteristics.

Specifically, the method is realized through the following technical scheme:

on the one hand, the unlocking driving device comprises a fixing frame, a driving part and a first end, wherein the driving part is rotatably connected to the fixing frame, the first end is movably connected to at least one cable part of the driving part, the second end of the cable part penetrates out of the fixing frame and is used for being connected with at least one locking assembly, the driving part rotates and drives the first end of the cable part to move, and the second end of the cable part drives the connecting part of the locking assembly to move by a corresponding distance.

Optionally, the cable member includes a flexible connecting member, a first end of the flexible connecting member is connected to the driving member, and a second end of the flexible connecting member passes through the fixing frame and is slidably connected to the fixing frame.

Optionally, the cable component further comprises a rotating member attached to the first end of the flexible connector, the rotating member being rotatably connected to the driving component.

Optionally, the rotating part comprises a rotating column which is connected to the driving part in an inserting manner, and the rotating column is connected to the driving part in a rotating manner around a rotation axis of the rotating column; or, at least part of the surface of the rotating part is spherical and limited on the driving part.

Optionally, the cable member further comprises a securing assembly removably connected to the flexible connector, the securing assembly for connection to the locking assembly.

Optionally, the fixing assembly comprises a positioning part and a locking part connected to the positioning part, the positioning part is provided with a sliding hole, the flexible connecting part penetrates through the sliding hole, and the locking part locks the positioning part in the flexible connecting part.

Optionally, the cable component further includes a first conduit assembly fixed to the fixing frame, and the flexible connecting member is slidably disposed on the first conduit assembly.

Optionally, the first catheter assembly includes a guide tube inserted into the fixing frame and a spiral member detachably connected to the guide tube, the spiral member locks the guide tube to the fixing frame, and the flexible connecting member is inserted into the guide tube.

Optionally, the pull cable member further comprises a second conduit assembly for securing to the locking assembly, the flexible connector passing through the second conduit assembly and connecting to a connection site of the locking assembly.

Optionally, the driving component includes a rotating frame and a spindle connected to the rotating frame, the spindle is connected to the fixed frame, and the first end of the cable component is rotatably connected to the rotating frame and spaced from the axis of the spindle by a preset distance.

Optionally, the rotating frame includes a rotating portion connected to the main shaft and at least one arm portion protruding from the rotating portion, and the first end of the cable member is rotatably connected to the corresponding arm portion.

Alternatively, the fulcrum arm portion may be partially formed to protrude from a radial surface of the rotating portion, and the first end of the cable member may be rotatably connected to an end portion of the fulcrum arm portion.

Optionally, the support arm portion has been seted up and has been rotated the groove and run through to rotate the groove of dodging of groove, the first end rotatable coupling of cable part in rotate the groove and follow dodge the groove and wear out a arm portion, work as when the rotating turret rotates, the first end of cable part for rotate the groove and rotate, the cable part for dodge the groove swing.

Optionally, the turret includes two symmetrically arranged arm portions.

Optionally, the rotating frame further comprises a pushing portion, and the pushing portion pushes the rotating frame to rotate under the action of an external force.

Optionally, the pushing portion includes a force arm portion formed by partially protruding from a radial surface of the rotating portion, and an abutting boss protruding from the force arm portion, and the abutting boss pushes the rotating frame to rotate under an external force.

Optionally, the driving part further includes a reset assembly connected to the fixed frame and the rotating frame, and the rotating frame is elastically reset under the elastic force of the reset assembly.

Optionally, the reset assembly comprises a spring member, one end of the spring member is connected to the rotating frame, and the other end of the spring member is connected to the fixing frame.

Optionally, the rotating frame includes a link portion partially formed to protrude from a radial surface of the rotating portion, and the reset assembly is connected to the link portion.

Optionally, the unlocking driving device further comprises a limiting assembly mounted on the fixing frame, and the limiting assembly is used for limiting the rotation angle of the driving part.

Optionally, the limiting component includes a limiting post assembled to the fixing frame, and the driving part rotates to abut against the limiting post to be in a limiting rotation position.

Optionally, the mount includes the main part and the protruding first supporting part of locating the main part, driver part rotatable coupling in the main part, the cable part alternates connect in first supporting part.

Optionally, the fixing frame further includes a second supporting portion protruding from the main body portion, and the other cable member is inserted into the second supporting portion.

Optionally, the unlocking driving device further comprises a power assembly mounted on the fixed frame, and the power assembly is used for driving the driving part to rotate.

In another aspect, a medical imaging apparatus is provided, which includes an apparatus main body, at least two locking assemblies, a cover rotatably connected to the apparatus main body, and an unlocking driving device as described above, wherein the locking assemblies are used for locking the cover to the apparatus main body, and the cable member is connected to the locking assemblies and drives the locking assemblies to unlock.

The technical scheme provided by the embodiment of the disclosure can have the following beneficial effects:

the drive part rotates and drives the first end of cable part to remove to make one or more locking assembly unblock in step under the drive of cable part, it is efficient to unblock. The drive component controls the unlocking size of the inhaul cable component in a rotating mode, the required installation space is small, and the operation is convenient. The inhaul cable part penetrates out of the fixing frame, the second end of the inhaul cable part is wide in connecting range, the control range of the unlocking driving device can be expanded, and the flexibility of the installation position of the unlocking driving device is improved.

Drawings

FIG. 1 is a schematic structural view of an unlock drive apparatus shown in connection with a lock assembly according to an exemplary embodiment of the present disclosure;

FIG. 2 is a schematic structural view of a cable member of a cylindrical rotating member shown in accordance with an exemplary embodiment of the present disclosure;

FIG. 3 is a schematic structural view of a cable member of the ball rotor shown in accordance with an exemplary embodiment of the present disclosure;

FIG. 4 is a schematic structural diagram of the unlock drive device with the drive member shown in an initial state according to an exemplary embodiment of the present disclosure;

FIG. 5 is a schematic structural view of the unlocking actuation device of the present disclosure showing the actuation member rotated by a corresponding angle according to an exemplary embodiment;

FIG. 6 is a schematic perspective view of an unlock drive apparatus according to an exemplary embodiment of the present disclosure;

FIG. 7 is a schematic structural diagram illustrating a synchronous unlocking of multiple locking assemblies by the unlocking actuation device according to an exemplary embodiment of the present disclosure;

fig. 8 is a schematic partial enlarged structural view illustrating an unlocking driving device applied to a medical imaging apparatus according to an exemplary embodiment of the present disclosure.

In the figures, a holder 10; a main body portion 11; a first support part 12; a second support portion 13; a drive member 20; a main shaft 21; a turret 22; a rotating portion 221; a supporting arm portion 222; the rotation groove 2221; an avoidance slot 2222; a cut 2223; the link portion 223; a pushing portion 224; an arm 2241; an abutment boss 2242; a cable member 30; a flexible connecting member 31; a rotating member 32; the rotating post 321; a fixing member 33; a positioning member 331; a first conduit assembly 34; the screw 341; a guide tube 342; a conduit portion 3421; a spiral portion 3422; second conduit assembly 35; a reset assembly 40; a spring member 41; a spacing assembly 50; a stopper post 51; a connecting post 52; a locking assembly 60; a connecting portion 61; an apparatus main body 70; a cover 80.

Detailed Description

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in this disclosure and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.

Fig. 1 is a schematic structural view illustrating an unlocking driving means coupled to a locking assembly 60 according to an exemplary embodiment of the present disclosure. As shown in fig. 1, the unlocking driving device includes a fixing frame 10, a driving member 20 rotatably connected to the fixing frame 10, and at least one cable member 30 movably connected to the driving member 20 at a first end thereof, wherein a second end of the cable member 30 extends out of the fixing frame 10 and is used for connecting at least one locking assembly 60. The driving member 20 rotates and moves the first end of the cable member 30, and the second end of the cable member 30 moves the connecting portion 61 of the locking assembly 60 by a corresponding distance.

The mounting bracket 10 is intended to be mounted to a fixed base structure in order to hold the unlocking actuator in a stable mounting position. The driving part 20 is rotatably connected to the fixing frame 10, i.e., the driving part 20 can rotate about its own rotation center line by a corresponding angle. The first end of the cable member 30 is movably connected to the driving member 20 and is spaced from the rotation center line of the driving member 20 by a predetermined distance, that is, the first end of the cable member 30 is located on a rotation radius of the driving member 20. When the driving member 20 rotates, the first end of the cable member 30 is offset in the transverse and longitudinal directions by the driving member 20. Since the first end connection point of the cable member 30 is located on the turning radius of the driving member 20, the longitudinal extension and retraction amount of the cable member 30 is controllable, i.e. the offset amount of the second end of the cable member 30 driving the locking assembly 60 is controllable.

The second end of the cable member 30 extends out of the fixing frame 10 and extends outward to enlarge the range of motion of the unlocking driving device, and the installation position of the locking assembly 60 is flexible. The connecting part 61 of the locking assembly 60 is connected to the cable member 30 and performs unlocking action along with the movement of the cable member 30, so that the linkage effect is good. The driving component 20 can simultaneously drive the plurality of cable components 30 to synchronously move so as to drive the locking assemblies 60 connected to the corresponding cable components 30 to synchronously unlock, and the unlocking synchronism is good.

In one embodiment, the cable member 30 includes a flexible coupling member 31, a first end of the flexible coupling member 31 is connected to the driving member 20, and a second end of the flexible coupling member 31 passes through the fixing frame 10 and is slidably connected with respect to the fixing frame 10. In this embodiment, the flexible connecting member 31 can be made of a steel wire rope, a steel wire, a nylon rope or other ropes that are not easily retractable to connect the driving part 20 and the locking assembly 60, respectively.

The flexible linkage 31 is connected at a first end to the actuating member 20 and at a second end to the locking assembly 60 such that the flexible linkage 31 between the locking assembly 60 and the actuating member 20 is of a fixed length. The flexible connecting element 31 can move along the axial direction along with the rotation of the driving part 20, and the flexible connecting element 31 penetrates out of the fixed frame 10. Accordingly, the fixing frame 10 is provided with holes or grooves or the like to define and guide the sliding direction of the flexible connecting member 31. When the driving part 20 rotates and drives the first end of the flexible connecting member 31 to deviate by a corresponding length, the connecting portion 61 of the locking assembly 60 correspondingly moves by a preset distance, so that the locking assembly 60 is correspondingly unlocked, and the unlocking effect is good.

The first end of the flexible linkage 31 is connected to the drive member 20, and optionally the flexible linkage 31 is lockably connected to the drive member 20. Such as a first end of the flexible connection 31, is locked to the driving member 20 by means of a crimp. Alternatively, the first end of the flexible linkage 31 may be wrapped around the drive member 20 to place the drive member 20 and the locking assembly 60 in tension. In an alternative embodiment, the first end of the cable member 30 is rotatably connected to the driving member 20 to stabilize the force direction between the flexible connector 31 and the driving member 20.

In an alternative embodiment, as shown in fig. 1 and 2, the cable member 30 further comprises a rotatable member 32 attached to a first end of the flexible linkage 31, the rotatable member 32 being rotatably connected to the drive member 20. The rotating member 32 is fixedly disposed at the first end of the flexible connecting member 31, and the cross-sectional dimension of the rotating member 32 is larger than that of the flexible connecting member 31, so that the flexible connecting member 31 and the rotating member 32 form a structure similar to a "T" shape or an "L" shape. Alternatively, the flexible connecting element 31 is connected to the rotary element 32 by plug-in connection. Alternatively, the flexible connecting member 31 is inserted into the rotating member 32 and caught by the rotating member 32, so that the first end of the flexible connecting member 31 is fixedly connected to the rotating member 32. Alternatively, the flexible connecting member 31 and the rotating member 32 are fixedly integrated by being bonded together with cement or by being welded. Optionally, the flexible connecting element 31 is locked to the turning element 32 by a locking element.

The rotating member 32 is rotatably connected to the driving member 20, and when the driving member 20 rotates, the rotating member 32 rotates relative to the driving member 20, so that the flexible connecting member 31 axially moves, and the force direction of the flexible connecting member 31 is stable. The contact area of the rotating member 32 and the driving part 20 is large so that the pulling force of the flexible connecting member 31 is transmitted to the driving part 20 through the rotating member 32, and the rotational stability of the rotating member 32 is good.

In an alternative embodiment, the rotating member 32 comprises a rotating post 321 that is inserted into the driving member 20, and the rotating post 321 is rotatably connected to the driving member 20 about its own rotation axis. The rotation member 32 is provided in a cylindrical structure, and the flexible connection member 31 is connected to the rotation member 32 in a radial direction of the rotation member 32. The rotating member 32 is connected to the driving member 20 in a plugging manner and is rotatably connected to the driving member 20, and the flexible connecting member 31 penetrates out of the driving member 20 in a radial direction of the rotating member 32.

In another alternative embodiment, as shown in fig. 1 and 3, at least a portion of the surface of the rotary member 32 is spherical and defined by the drive member 20. At least a part of the surface of the rotating member 32 is provided as a spherical surface, and the part of the spherical surface is rotatably connected with the driving member 20 to form a universal rotating structure with good rotation flexibility. The flexible connecting piece 31 is fixed on the rotating piece 32 and applies the pulling force on the driving part 20 through the rotating piece 32, so that the connecting effect is good, and the assembling reliability is good.

As shown in fig. 1 and 2, the second end of the cable member 30 is connected to the connecting portion 61 of the locking assembly 60, and the flexible connecting member 31 passes through the fixing frame 10 and is connected to the locking assembly 60 to move the connecting portion 61 of the locking assembly 60. In one embodiment, the cable member 30 further includes a securing assembly 33 removably attached to the flexible link 31, the securing assembly 33 being adapted to be attached to the attachment portion 61 of the locking assembly 60. The fixing assembly 33 is used to integrally connect the flexible connecting member 31 and the locking assembly 60, so that the flexible connecting member 31 and the locking assembly 60 can be cooperatively linked and maintain corresponding tension. The fixing component 33 can move along the axial direction of the flexible connecting piece 31 and is locked at the corresponding position of the flexible connecting piece 31, so that the fixing component 33 is connected with the connecting part 61 of the locking component 60, and the connection reliability of the flexible connecting piece 31 and the connecting part 61 of the locking component 60 is good. The fixing assembly 33 can slide along the flexible connecting piece 31 so as to conveniently adjust the connecting position of the fixing assembly 33 and the locking assembly 60.

In an alternative embodiment, the fixing assembly 33 includes a positioning member 331 and a locking member connected to the positioning member 331, the positioning member 331 is provided with a sliding hole through which the flexible connecting member 31 passes, and the locking member locks the positioning member 331 to the flexible connecting member 31.

The positioning member 331 is slidably disposed on the flexible connecting member 31 through the sliding hole, so that the positioning member 331 can move along the axial direction of the flexible connecting member 31 and adjust the effective working length between the positioning member 331 and the first end of the flexible connecting member 31. When the positioning member 331 moves to the suitable position of the flexible connection member 31, the positioning member 331 is locked to the flexible connection member 31 by the locking member to keep the effective working length of the first ends of the positioning member 331 and the flexible connection member 31, the positioning member 331 can be conveniently connected to the locking assembly 60, and the linkage position between the flexible connection member 31 and the locking assembly 60 can be conveniently adjusted.

Alternatively, the positioning member 331 is provided as a column structure, and the sliding hole penetrates through the positioning member 331 along a radial direction of the positioning member 331. The end of the positioning member 331 is provided with an assembly portion engaged with the locking assembly 60, so that the positioning member 331 is clamped in the locking assembly 60 and detachably connected with the locking assembly 60, the unlocking tension applied to the locking assembly 60 is controllable, and the unlocking distance is controllable.

As shown in fig. 4 and 5, the flexible connecting member 31 is slidably disposed on the fixing frame 10 to drive the locking assembly 60 to shift a corresponding distance. In an alternative embodiment, the cable member 30 further includes a first conduit assembly 34 fixed to the fixing frame 10, and the flexible connecting member 31 is slidably disposed on the first conduit assembly 34. The first duct assembly 34 is mounted on the fixed frame 10, and is used for guiding the sliding direction of the flexible connecting element 31 and providing corresponding support for the flexible connecting element 31, and the sliding stability of the flexible connecting element 31 is good.

In an alternative embodiment, the first catheter assembly 34 includes a guide tube 342 inserted into the fixed frame 10 and a spiral member 341 detachably connected to the guide tube 342, the spiral member 341 locks the guide tube 342 to the fixed frame 10, and the flexible coupling member 31 is inserted into the guide tube 342. The guide tube 342 passes through the fixing frame 10, so that the guide flexible connector 31 is inserted into the guide tube 342. The guide tube 342 is a hollow tubular structure. Optionally, the spiral member 341 is spirally connected to the guiding tube 342 and clamped at two sides of the corresponding position of the fixing frame 10, so that the locking effect is good. Optionally, the guiding tube 342 includes a tube portion 3421 and spiral portions 3422 disposed at two ends of the tube portion 3421, the spiral portions 3422 are inserted into the fixing frame 10, and the spiral member 341 is spirally connected to the spiral portions 3422. It should be noted that the conduit portion 3421 and the spiral portion 3422 may be formed as an integral structure, or may be formed by combining different components.

As shown in fig. 1, in one embodiment, cable member 30 further includes a second conduit assembly 35, second conduit assembly 35 is adapted to be secured to locking assembly 60, and flexible coupling 31 extends through second conduit assembly 35 and is coupled to coupling portion 61 of locking assembly 60. Second duct assembly 35 is connected to locking assembly 60 and guides flexible connector 31 to extend and retract along the axis of second duct assembly 35, and flexible connector 31 extends through second duct assembly 35 and is connected to connection portion 61 of locking assembly 60. Optionally, a second conduit assembly 35 is disposed at the other end of guide tube 342 such that flexible connector 31 is slidably disposed within guide tube 342. The first conduit assembly 34 and the second conduit assembly 35 are respectively limited at two ends of the guide conduit 342, so that the flexible connecting member 31 is kept in a tensioned state, and the connecting part 61 of the locking assembly 60 is driven to move by a preset unlocking distance under the condition of twisting or bending, and the supporting and guiding effects are good.

With continued reference to fig. 4 and 5, the drive member 20 is used to drive one or more cable members 30 to simultaneously unlock the locking assembly 60. In one embodiment, the driving member 20 includes a rotating frame 22 and a main shaft 21 connected to the rotating frame 22, the main shaft 21 is connected to the fixed frame 10, and the first end of the cable member 30 is rotatably connected to the rotating frame 22 and spaced a predetermined distance from the axis of the main shaft 21. The rotating frame 22 is connected to the main shaft 21 and can rotate relative to the fixed frame 10. Alternatively, the main shaft 21 is fixed to the fixed frame 10, and the turret 22 rotates relative to the main shaft 21. Alternatively, the main shaft 21 may be rotatably connected to the fixed frame 10, and the rotating frame 22 may be fixedly connected or rotatably connected to the main shaft 21. The first end of the cable member 30 is rotatably connected to the rotating frame 22, and the rotating frame 22 rotates relative to the fixed frame 10 to adjust the moving amount of the cable member 30.

In an alternative embodiment, the rotating frame 22 includes a rotating portion 221 connected to the main shaft 21 and at least one arm portion 222 protruding from the rotating portion 221, and the first end of the cable member 30 is rotatably connected to the corresponding arm portion 222. The rotating part 221 is connected to the main shaft 21, the rotating part 32 of the cable member 30 is rotatably connected to the supporting arm 222, and the flexible connecting member 31 passes through the supporting arm 222 and the fixing frame 10 and is connected to the locking assembly 60. Alternatively, the rotating member 32 is connected to the end of the arm portion 222, and the rotating radius of the rotating member 32 is large, so that the moving amount adjustment range of the flexible connecting member 31 is large, and the unlocking range of the locking assembly 60 is enlarged.

In an alternative embodiment, the arm portion 222 is partially formed to protrude from the radial surface of the rotating portion 221, and the first end of the cable member 30 is rotatably connected to the end of the arm portion 222. The rotating unit 221 is connected to the main shaft 21 and can rotate with respect to the holder 10. The arm support portion 222 protrudes in the radial direction of the rotating portion 221 to enlarge the radius of gyration of the rotating member 32. Meanwhile, the arm support portion 222 is partially protruded along the surface of the rotating portion 221 to form a protrusion structure, thereby reducing the overall weight of the rotating frame 22 and forming an installation space. The first end of the cable member 30 is rotatably connected to the arm portion 222, and the cable member has a large turning radius and can effectively avoid the interference of the turning member 32, and the turning effect is good.

As shown in fig. 6, the rotating member 32 of the cable member 30 is rotatably attached to the arm support portion 222, and the flexible connecting member 31 passes through the arm support portion 222. In an alternative embodiment, the arm portion 222 defines a rotation slot 2221 and an avoiding slot 2222 extending through the rotation slot 2221, and the first end of the cable member 30 is rotatably connected to the rotation slot 2221 and extends out of the arm portion 222 along the avoiding slot 2222. When the rotating bracket 22 rotates, the first end of the cable member 30 rotates relative to the rotating groove 2221, and the cable member 30 swings relative to the escape groove 2222.

The rotating member 32 is inserted into the rotating groove 2221 such that the rotating member 32 can rotate relative to the rotating groove 2221. Alternatively, the revolution center line of the rotation groove 2221 is parallel to the axis of the main shaft 21. The flexible connecting member 31 passes through the branch arm portion 222 along the avoiding groove 2222 and swings along the avoiding groove 2222 during the rotation of the rotating frame 22, so that the interference of the branch arm portion 222 is avoided, and the influence factors are few.

The first end of the cable member 30 is detachably mounted to the arm portion 222, and optionally, the rotation groove 2221 includes a cylindrical hole and a cut 2223 formed along the axial direction, and the escape groove 2222 is formed in the radial direction of the cylindrical hole. The rotation piece 32 is inserted in the axial direction of the cylindrical hole and moves the flexible connection piece 31 in the direction of the cut 2223 until the rotation piece 32 is inserted to the preset position of the arm portion 222. The rotating member 32 rotates around the axis of the cylindrical hole to rotate the flexible connection member 31 to the escape groove 2222. The assembly efficiency of the inhaul cable component 30 and the support arm part 222 is high, and the stress stability is good.

In an alternative embodiment, the turret 22 includes two symmetrically disposed arm portions 222. The arm portions 222 are symmetrically distributed on the rotating frame 22 to improve the rotational stability of the rotating frame 22. Meanwhile, the two support arm parts 222 can further expand the unlocking range of the unlocking driving device on the locking assemblies 60, can synchronously unlock a plurality of locking assemblies 60, and is high in unlocking efficiency. Accordingly, the two cable members 30 are connected to the corresponding arm portions 222, respectively, to form a layout structure of the cable members 30 similar to an "N" shape, and the synchronization is good. It is worth mentioning that the turret 22 may be further provided with a plurality of arm portions 222 to enable the turret 22 to unlock a plurality of locking assemblies 60 simultaneously. Wherein the plurality of representations is two or more in number.

The turret 22 rotates to move the cable member 30 and thereby contact the locking of the locking assembly 60. Alternatively, the rotational driving force of the turret 22 may be both manual driving and motor driving. Wherein, the manual driving can be set as that the user pushes or pulls or twists the driving rotating frame 22 to rotate through the unlocking tool, and the driving is convenient. The motor drive can drive the main shaft 21 to rotate so as to drive the rotating frame 22 to rotate, and the degree of the rotation automation control room is high.

As shown in fig. 4-6, in an embodiment, the rotating frame 22 further includes an urging portion 224, and the urging portion 224 urges the rotating frame 22 to rotate under the action of an external force. The pushing portion 224 is fixedly disposed on the rotating frame 22 for connecting with an external driving structure. For example, the user can push the rotating frame 22 to rotate by the pushing member abutting against the pushing portion 224, which is convenient for manual driving. (as shown in fig. 8). Optionally, the telescopic element is extended and contracted under the action of the control command and abuts against the abutting portion 224, so that the abutting portion 224 drives the rotating frame 22 to rotate, and the automatic control effect is good.

In an alternative embodiment, the abutting portion 224 includes a force arm portion 2241 partially protruding from the radial surface of the rotating portion 221 and an abutting boss 2242 protruding from the force arm portion 2241, and the abutting boss 2242 pushes the rotating frame 22 to rotate under the action of an external force. The arm 2241 can expand the arm of the pushing portion 224 to reduce the external force requirement of the pushing portion 224. The abutting boss 2242 is convexly arranged on the force arm part 2241 and used for limiting the stress range of the abutting part 224, and the controllability of the stress range is good. Optionally, the pushing portion 224 is located at the symmetric center of the two arm portions 222, so that the force arms 2241 are stressed in a balanced manner, and the rotation angle and the displacement amount are the same.

In another embodiment, the unlocking driving device further comprises a power assembly mounted on the fixing frame 10, and the power assembly is used for driving the driving member 20 to rotate. The power assembly is connected to the main shaft 21 and drives the rotating frame 22 to rotate, so that the rotating frame 22 controls the rotating angle of the rotating frame 22 through a program, and then the displacement of the inhaul cable component 30 is controlled, and the control precision is high and the repeatability is good. Alternatively, the power assembly is a power motor, and the spindle 21 is mounted on an output shaft of the power motor; alternatively, the output shaft of the power motor is the main shaft 21 for driving the rotating frame 22 to rotate.

As shown in fig. 4 and 5, the rotating frame 22 is driven by external force to rotate about a direction corresponding to the angle, so that the cable member 30 drives the locking assembly 60 to unlock. In one embodiment, the driving unit 20 further includes a restoring assembly 40 connecting the fixing frame 10 and the rotating frame 22, and the rotating frame 22 is elastically restored by the elastic force of the restoring assembly 40. After the cable component 30 completes the unlocking step of the locking component 60, the reset component 40 drives the rotating component 32 to rotate and reset, so that the cable component 30 elastically resets, and the repeatability is good.

In an alternative embodiment, the return assembly 40 includes a spring member 41, one end of the spring member 41 being connected to the rotating frame 22 and the other end being connected to the fixed frame 10. The spring member 41 may be an elastic member such as a tension spring or a torsion spring. The rotating frame 22 rotates relative to the fixing frame 10 under the action of external force, and the spring member 41 generates elastic force along with the rotation of the rotating frame 22. When the external force acting on the rotating member 32 disappears, the spring member 41 drives the rotating member 32 to rotate and elastically return, and the repeatability is good.

In an alternative embodiment, the rotating frame 22 includes a link portion 223 partially formed to protrude from a radial surface of the rotating portion 221, and the restoring assembly 40 is coupled to the link portion 223. The link portion 223 protrudes from the surface of the rotation portion 221 to form a moment arm structure. The reset assembly 40 is connected to the link portion 223, so that the elastic force required for resetting the rotating frame 22 can be reduced, and the reset effect can be improved. Further, the connecting rod portion 223, the arm portion 2241 and the two symmetrically arranged arm portions 222 form a structure similar to a cross shape, so as to improve the rotating balance and stability of the rotating frame 22, wherein the connecting rod portion 223 is arranged opposite to the pushing portion 224.

The turret 22 is rotated by an external force to control the amount of displacement of the cable member 30. In one embodiment, the unlocking driving means further comprises a limiting component 50 mounted on the fixing frame 10, and the limiting component 50 is used for limiting the rotation angle of the driving part 20. The limiting assembly 50 is mounted to the fixed frame 10 to limit the extreme rotational position of the rotating frame 22. Correspondingly, when the rotating frame 22 rotates in the limit rotating position, the unlocking amount of the locking assembly 60 can be correspondingly adjusted, and meanwhile, the limiting assembly 50 can also provide positioning for elastic resetting of the rotating frame 22, so that the resetting effect is good.

In an alternative embodiment, the limiting component 50 includes a limiting post 51 assembled to the fixing frame 10, and the driving part 20 rotates to abut against the limiting post 51 to be in the limiting rotation position. The limiting post 51 is protruded from the surface of the fixing frame 10, and when the rotating frame 22 rotates relative to the fixing frame 10, one of the link 223, the arm 2241 or the arm 222 of the rotating frame 22 abuts against the limiting post 51 to limit the limiting rotation position of the rotating frame 22, so that the limiting effect is good.

Optionally, the position limiting assembly 50 further includes a connecting column 52 fixedly disposed on the fixing frame 10, and one end of the spring element 41 is connected to the connecting column 52. The supporting arm portion 222 is located within the range of the connecting column 52 and the limiting column 51, and the connecting column 52 and the limiting column 51 are used for limiting the limit rotation position and the limit reset position of the supporting arm portion 222 so as to limit the moving range of the rotating frame 22.

As shown in fig. 1 and 7, the fixing bracket 10 is used to mount the unlocking driving means to a fixed base structure. In one embodiment, the fixing frame 10 includes a main body 11 and a first supporting portion 12 protruding from the main body 11, the driving member 20 is rotatably connected to the main body 11, and the cable member 30 is inserted into the first supporting portion 12. The main body 11 is for fixing to a fixed base structure, and the first support 12 protrudes the main body 11 and is for defining a telescopic direction of the cable member 30. Alternatively, the main body portion 11 and the first support portion 12 form an approximate "L" or "T" shape structure to define the unlocking direction of the cable member 30. Optionally, the first conduit assembly 34 is attached to the first support 12.

In an optional embodiment, the fixing frame 10 further includes a second supporting portion 13 protruding from the main body 11, and the other cable member 30 is inserted into the second supporting portion 13. The second support portion 13 is configured to define another cable member 30 to provide support to an unlocking driving apparatus having a plurality of cable members 30. Alternatively, the second supporting portion 13 is disposed opposite to the first supporting portion 12, and the second supporting portion 13, the main body portion 11 and the first supporting portion 12 form an approximate "U" shaped structure to maintain the balance of the stress. Optionally, the first conduit assembly 34 of the other cable member 30 is attached to the second support portion 13.

As shown in fig. 7 and 8, the unlocking driving device disclosed in the above embodiment is applied to a medical imaging apparatus to drive a plurality of locking assemblies 60 in a medical imaging component to unlock synchronously, so that the unlocking efficiency is high. In one embodiment, the medical imaging apparatus comprises an apparatus body 70, at least two locking assemblies 60, a housing 80 rotatably connected to the apparatus body 70, and an unlocking driving device as disclosed in the above embodiments, wherein the locking assemblies 60 are used for locking the housing 80 to the apparatus body 70, and the cable member 30 is connected to the locking assemblies 60 and drives the locking assemblies 60 to unlock. The unlocking driving device can synchronously unlock a plurality of locking assemblies 60 positioned on the same side of the cover body 80, and the unlocking efficiency is high. Alternatively, the unlocking driving devices are symmetrically distributed on both sides of the cover 80, and the user operates the corresponding rotating frame 22 to unlock the cover 80 and the device body 70 from each other by the locking assembly 60.

In one embodiment, the top of the cover 80 is pivotally connected to the device body 70, and the four locking members 60 are symmetrically distributed on the cover 80 and locked to the device body 70. The unlocking drive is provided in two, and each unlocking drive is provided with two cable parts 30, wherein each cable part 30 is connected with a connecting part 61 of one locking assembly 60. When the rotating frame 22 of one unlocking driving device is rotated, the cable component 30 drives the corresponding two locking components 60 to unlock. The rotating frame 22 of the other unlocking driving device is rotated, so that the cable component 30 drives the corresponding other two locking components 60 to unlock. The cover 80 completes unlocking with the apparatus body 70 and can be opened with respect to the apparatus body 70, and the unlocking efficiency is high.

Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. This disclosure is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.

It will be understood that the present disclosure is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.

Claims

1. An unlocking driving device is characterized by comprising a fixed frame, a driving part which is rotatably connected to the fixed frame and at least one inhaul cable part of which the first end is movably connected to the driving part, wherein the second end of the inhaul cable part penetrates out of the fixed frame and is used for being connected with at least one locking assembly;

the driving part comprises a rotating frame and a main shaft connected to the rotating frame, the main shaft is connected to the fixed frame, and the first end of the inhaul cable part is rotatably connected to the rotating frame and is spaced from the axis of the main shaft by a preset distance;

the rotating frame comprises a rotating part connected with the main shaft and at least one supporting arm part convexly arranged on the rotating part, and the first end of the inhaul cable part is rotatably connected with the corresponding supporting arm part;

support arm portion seted up rotate the groove and run through extremely rotate the groove of dodging of groove, the first end rotatable coupling of cable part in rotate the groove and follow dodge the groove and wear out a arm portion works as when the rotating turret rotates, the first end of cable part for rotate the groove and rotate, the cable part for dodge the groove swing.

2. The unlock drive device of claim 1, wherein the cable member includes a flexible connector, a first end of the flexible connector being coupled to the drive member, and a second end of the flexible connector extending through the mount and slidably coupled relative to the mount.

3. The unlock drive of claim 2 wherein said cable member further includes a rotatable member attached to said first end of said flexible linkage, said rotatable member being rotatably connected to said drive member.

4. The unlocking drive device according to claim 3, wherein the rotating member includes a rotating column which is connected to the drive member in a plugging manner, and the rotating column is connected to the drive member in a rotating manner around a rotation axis thereof; or, at least part of the surface of the rotating part is spherical and limited on the driving part.

5. The unlock drive of claim 2 wherein said cable member further includes a securing assembly removably connected to said flexible link, said securing assembly for connection to said locking assembly.

6. The unlocking driving device according to claim 5, wherein the fixing member includes a positioning member and a locking member connected to the positioning member, the positioning member is provided with a sliding hole, the flexible connecting member passes through the sliding hole, and the locking member locks the positioning member to the flexible connecting member.

7. The unlock drive device of claim 2, wherein the cable member further includes a first conduit assembly fixed to the mount, the flexible connector slidably disposed in the first conduit assembly.

8. The unlock drive device according to claim 7, wherein the first duct assembly includes a guide tube inserted into the fixing frame and a screw member detachably connected to the guide tube, the screw member locks the guide tube to the fixing frame, and the flexible connection member is inserted into the guide tube.

9. The unlock drive device of claim 7 wherein said cable member further includes a second conduit assembly for securing to said locking assembly, said flexible connector passing through said second conduit assembly and connecting to a connection point of said locking assembly.

10. The unlocking drive apparatus according to claim 1, wherein the fulcrum arm portion is partially formed to protrude from a radial surface of the rotating portion, and the first end of the cable member is rotatably connected to an end of the fulcrum arm portion.

11. The unlock drive device of claim 1 wherein the turret includes two symmetrically disposed arm portions.

12. The unlocking drive device according to claim 1, wherein the rotating rack further includes an urging portion that urges the rotating rack to rotate by an external force.

13. The lock release driving device according to claim 12, wherein the abutting portion includes a force arm portion partially protruding from a radial surface of the rotating portion, and an abutting projection protruding from the force arm portion, and the abutting projection pushes the rotating frame to rotate by an external force.

14. The unlocking actuator according to claim 1, wherein the actuating member further includes a return member connecting the fixed frame and the rotating frame, and the rotating frame is elastically returned by an elastic force of the return member.

15. The unlock drive device of claim 14, wherein the return assembly includes a spring member, one end of the spring member being connected to the turret and the other end of the spring member being connected to the holder.

16. The unlock drive of claim 14 wherein said turret includes a link portion partially formed to protrude from a radial surface of said rotating portion, said reset assembly being connected to said link portion.

17. The unlock drive device of claim 1 further comprising a limit stop assembly mounted to the mount for limiting the angle of rotation of the drive member.

18. The unlocking driving device according to claim 17, wherein the limiting member includes a limiting post fitted to the fixing frame, and the driving member is rotatably abutted against the limiting post to be in an extreme rotational position.

19. The unlocking driving device according to claim 1, wherein the fixing frame includes a main body portion and a first supporting portion protruding from the main body portion, the driving member is rotatably connected to the main body portion, and the cable member is inserted into the first supporting portion.

20. The unlocking driving device according to claim 19, wherein the fixing frame further includes a second supporting portion protruding from the main body portion, and the other cable member is inserted into the second supporting portion.

21. The unlocking driving device according to claim 1, further comprising a power assembly mounted to the fixing frame, wherein the power assembly is configured to drive the driving member to rotate.

22. Medical imaging apparatus comprising an apparatus body, at least two locking assemblies for locking the housing to the apparatus body, a housing rotatably connected to the apparatus body, and an unlocking actuator according to any one of claims 1 to 21, wherein the cable member is connected to the locking assemblies and actuates the locking assemblies to unlock.