CN113821073A

CN113821073A - Multifunctional control handle

Info

Publication number: CN113821073A
Application number: CN202111257654.9A
Authority: CN
Inventors: 卢业鸿; 宋庆; 廖俊炜; 易永忠
Original assignee: Wanling Bangqiao Medical Equipment Guangzhou Co ltd
Current assignee: Wanling Bangqiao Medical Equipment Guangzhou Co ltd
Priority date: 2021-10-27
Filing date: 2021-10-27
Publication date: 2021-12-21

Abstract

The invention belongs to the technical field of medical instruments, and discloses a multifunctional control handle which comprises a fixed seat and a control assembly arranged on the fixed seat, wherein the control assembly comprises a fixed handle, a connecting rod and a friction head, the bottom end of the fixed handle is fixedly connected with the connecting rod, the bottom end of the fixed seat is provided with a friction blocking sheet, the friction head is sleeved on the friction blocking sheet and protrudes out of the fixed seat, one end of the connecting rod penetrates through the fixed seat and extends into the friction head, a spherical part is integrally connected onto the connecting rod and positioned in the fixed seat, damping ball supports abutted against the spherical part are symmetrically arranged on the upper end and the lower end of the spherical part in the fixed seat, and one end of the friction head protruding out of the fixed seat is a plane. The invention improves the control precision, the control angle and the control space of the control handle, has high efficiency and is comfortable to control.

Description

Multifunctional control handle

Technical Field

The invention belongs to the technical field of medical instruments, and particularly relates to a multifunctional control handle.

Background

The control handle is a tool for controlling the movement of a part, is suitable for being installed right above equipment, and moves the moving part in the equipment through the manual control handle, the existing control handle mostly drives the moving distance of the handle, namely the moving distance of the part, through the moving distance of hands, the control handle has the defects of large light touch moving amplitude, low control precision, long time for realizing accurate positioning, long learning curve length and the like, the situation that the moving distance of a precise instrument part of the medical equipment needs to be controlled and finely adjusted cannot be effectively met, some control handles only can control the direction of horizontal movement, and the control handle does not have the function of controlling the part to move up and down, and the situation needs to be changed.

Disclosure of Invention

The present invention is directed to a multi-function control handle that solves the problems noted above in the background.

In order to realize the purpose of the invention, the technical scheme is as follows:

the utility model provides a multifunctional control handle, includes the fixing base and locates control the subassembly on the fixing base, control the subassembly and include fixed handle, connecting rod and friction head, the bottom of fixed handle with connecting rod fixed connection, the bottom of fixing base is equipped with the friction separation blade, the friction head cover is established on the friction separation blade and protrusion in the fixing base, the one end of connecting rod is worn to establish the fixing base and is visited into extremely in the friction head on the connecting rod and be located an organic whole is connected with spherical portion in the fixing base and be located in the fixing base upper and lower end symmetry of spherical portion be equipped with the damping ball of spherical portion butt holds in the palm, friction head protrusion in the one end of fixing base is the plane.

The invention is further configured to: control the subassembly and include the encoder, revolve cap, button and keypad, the encoder is located in the fixed handle, the button is located the top of fixed handle, revolve the cap cover and locate fixed handle with just on the button protrusion in revolve the cap, the one end of encoder is changeed and has been connect and has been visited into to connecting axle in the button, the cover is established the elastic component on the connecting axle with the keypad, the both ends of elastic component respectively with the encoder with the button butt.

The invention is further configured to: the fixing handle is the design of inside hollow cascaded cylinder structure, the fixing handle from top to bottom includes an organic whole connection's linking portion, extension, contracts and becomes portion and extension, the extension with the connecting rod passes through threaded connection fixed, it is the round platform body structural design of external diameter convergent to contract to become the portion, revolve the cap be fall the U-shaped structure of establishing and with linking portion phase-match.

The invention is further configured to: the screw cap is characterized in that the joining part is provided with an annular groove, a matching screw is arranged on the inner wall of the screw cap and corresponds to the annular groove, the matching screw is matched with the annular groove and is used for switching and mutually restricting the screw cap and the joining part, and a soft protective sleeve is sleeved on the outer surface of the screw cap.

The invention is further configured to: a wiring hole is formed in one side of the spherical portion, a signal wire is arranged at one end of the encoder, and the signal wire penetrates through the fixing handle and the connecting rod in sequence, is led out through the wiring hole and is electrically connected with external equipment.

The invention is further configured to: a notch is formed in one side of the spherical part, a limiting pin is arranged in the fixed seat and corresponds to the notch, and the limiting pin is abutted to or kept at a distance from the notch and used for limiting the clockwise and anticlockwise rotation of the connecting rod.

The invention is further configured to: a gasket is arranged at one end of the friction head in the fixed seat, and the gasket and the friction blocking piece clamp the friction head and are movably connected to the fixed seat.

The invention is further configured to: the damping ball support is arranged in the fixed seat, one end of the damping ball support is provided with a compression ring nut, and the compression ring nut is respectively abutted against the fixed seat and the damping ball support.

The invention is further configured to: and a dust cover is arranged at the top end of the fixed seat and sleeved on the extending part.

The invention is further configured to: the friction head is protruded out of one end of the fixed seat and abutted to the fixed piece.

In summary, compared with the prior art, the invention discloses a multifunctional control handle, wherein a control assembly comprises a fixed handle, a connecting rod and a friction head, the bottom end of the fixed handle is fixedly connected with the connecting rod, the bottom end of a fixed seat is provided with a friction blocking piece, the friction head is sleeved on the friction blocking piece and protrudes out of the fixed seat, one end of the connecting rod penetrates through the fixed seat and extends into the friction head, a spherical part is integrally connected on the connecting rod and positioned in the fixed seat, damping ball supports which are abutted against the spherical part are symmetrically arranged in the fixed seat and positioned at the upper end and the lower end of the spherical part, and one end of the friction head protruding out of the fixed seat is a plane. Through this setting, improved control handle's the precision of controlling, control the angle and control the space promptly, efficient and control comfortablely.

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 view of the overall structure of a multifunctional control handle provided in this embodiment;

FIG. 2 is a sectional view showing the internal structure of a multifunctional control handle according to the present embodiment;

fig. 3 is a scene application diagram of a multifunctional control handle provided in this embodiment.

Reference numerals: 1. a fixed seat; 11. rubbing the baffle plate; 12. a damping ball support; 13. a limit pin; 14. a gasket; 15. pressing a ring nut; 16. a dust cover; 2. a manipulation component; 3. a fixed handle; 31. a joining section; 311. an annular groove; 32. an extension; 33. a contracting and changing part; 34. an extension portion; 4. a connecting rod; 41. a spherical portion; 42. a wiring hole; 43. a notch; 5. a friction head; 6. an encoder; 61. a connecting shaft; 62. an elastic member; 63. a signal line; 7. screwing the cap; 71. a mating screw; 72. a soft protective sleeve; 8. pressing a key; 9. a key sheet; 100. a moving member; 200. and a fixing member.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the accompanying drawings and embodiments, it being understood that the specific embodiments described herein are merely illustrative of the present invention and are not intended to limit 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; the two elements may be directly connected or indirectly connected through an intermediate medium, or may be communicated with each other inside the two elements, or may be wirelessly connected or wired connected. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the present invention described above may be combined with each other as long as they do not conflict with each other.

The utility model provides a multifunctional control handle, as shown in fig. 1-fig. 3, include fixing base 1 and locate the subassembly 2 of controlling on the fixing base 1, it includes fixed handle 3 to control subassembly 2, connecting rod 4 and friction head 5, the bottom and the connecting rod 4 fixed connection of fixed handle 3, the bottom of fixing base 1 is equipped with friction separation blade 11, friction head 5 cover is established on friction separation blade 11 and is protruded in fixing base 1, fixing base 1 is worn to establish and is visited to the friction head 5 in to one end of connecting rod 4, on connecting rod 4 and lie in fixing base 1 internal connection have a spherical portion 41, the last lower extreme symmetry that lies in spherical portion 41 in fixing base 1 is equipped with the damping ball support 12 with spherical portion 41 butt, the one end that friction head 5 protruded in fixing base 1 is the plane.

In the application process of the multifunctional control handle, the multifunctional control handle comprises a moving part 100 and a fixing part 200, wherein a fixed seat 1 is arranged on the moving part 100, one end of a friction head 5 protruding out of the fixed seat 1 is abutted to the fixing part 200, and the friction head 5 and the fixing part 200 are kept in plane friction.

In the specific implementation process, the control assembly 2 drives the connecting rod 4 on the fixing base 1 by taking the spherical part 41 as a bearing position and applying an external force to the fixing handle 3, so as to keep the friction head 5 to act relative to the fixing member 200, and complete the preliminary position adjustment in the front-rear, left-right four-degree-of-freedom directions of the moving member 100 connected with the control handle, while the friction head 5 and the fixing member 200 have plane friction and the friction head 5 has a moving space in the fixing base 1, so that when the position of the moving member 100 or an external receiver device needs to be finely adjusted, the moving member 100 or the receiver device in a product can be driven to achieve the fine adjustment of the spatial position only by slightly swinging the fixing handle 3 to the corresponding direction, and under the matching action of the damping ball support 12, the spherical part 41 is in contact with the damping ball support 12 and generates a damping effect, so as to keep the operation feeling of the control handle comfortable, the practicability is improved.

Further, the control assembly 2 comprises an encoder 6, a rotary cap 7, a key 8 and a key board 9, the encoder 6 is arranged in the fixed handle 3, the key 8 is arranged at the top end of the fixed handle 3, the rotary cap 7 is sleeved on the fixed handle 3 and the key 8, the key 8 protrudes out of the rotary cap 7, the rotary cap 7 is connected to the fixed handle 3, the inner wall of the key 8 is matched with the inner wall of the rotary cap 7, one end of the encoder 6 is connected with a connecting shaft 61 which is inserted into the key 8 and is in interference connection with the key 8, the connecting shaft 61 is sleeved with an elastic member 62 and the key board 9, two ends of the elastic member 62 are respectively abutted against the encoder 6 and the key 8, namely, through the arrangement, a user rotates the rotary cap 7 and drives the connecting shaft 61 to rotate, and then the encoder 6 works and sends a signal to a driving device which is externally connected with the encoder 6, if the encoder 6 outputs a signal to an external motor and drives the moving member 100 or a receptor device to move up and down, so alright realize in the product that moving member 100 is in the accurate regulation of upper and lower degree of freedom direction spatial position, under this basis, after accomplishing the accurate positioning of moving member 100 spatial position in the product, the accessible is pressed button 8 to keypad 9, impels keypad 9 to switch on the actuating signal and accomplishes follow-up function actions such as information collection, and button 8 resets under the deformation of elastic component 62.

It should be noted that, the fixing handle 3 is a stepped cylindrical structure with a hollow interior, the fixing handle 3 includes an integrally connected connecting portion 31, an extending portion 32, a contracting portion 33 and an extending portion 34 from top to bottom, the contracting portion 33 is a truncated cone structure with a gradually reduced outer diameter, so as to improve the fluency and stability of the whole structure of the fixing handle 3, facilitate holding and operation, and the extending portion 34 is fixed with the connecting rod 4 through threaded connection, so as to keep the fixing handle 3 stably connected with the connecting rod 4.

Further, the turncap 7 is in an inverted U-shaped structure and is matched with the connecting portion 31, the connecting portion 31 is provided with an annular groove 311, a matching screw 71 is arranged on the inner wall of the turncap 7 and at a position corresponding to the annular groove 311, and the matching screw 71 is matched with the annular groove 311 and is used for switching and mutually restricting the turncap 7 and the connecting portion 31 so as to rotate the turncap 7 relative to the fixing handle 3.

Wherein, the outer surface of the screw cap 7 is sleeved with a soft protective sleeve 72 to improve the operation hand feeling.

In the specific implementation process, a wire hole 42 is formed in one side of the spherical portion 41, a signal wire 63 is arranged at one end of the encoder 6, and the signal wire 63 is led out through the wire hole 42 and electrically connected with external equipment after sequentially penetrating through the fixed handle 3 and the connecting rod 4.

Further, notch 43 has been seted up to one side of spherical portion 41, in fixing base 1 and with notch 43 department of correspondence be equipped with spacing pin 13, spacing pin 13 and notch 43 butt or keep having a distance for the clockwise and anticlockwise rotation of restriction connecting rod 4 improves structural connection stability.

Wherein, be located the one end of friction head 5 in fixing base 1 and be equipped with gasket 14, gasket 14 and friction separation blade 11 centre gripping friction head 5 swing joint on fixing base 1, through this setting promptly for friction head 5 has the activity space in fixing base 1, is convenient for to the fine setting of the spatial position of motion 100 or acceptor equipment.

Furthermore, a clamping ring nut 15 is arranged at one end of the damping ball support 12 in the fixed seat 1, and the clamping ring nut 15 is respectively abutted against the fixed seat 1 and the damping ball support 12 and used for keeping the damping ball support 12 and the spherical part 41 to be tightly matched.

Wherein, the top of fixing base 1 is equipped with dust cover 16, and dust cover 16 cover is established on extension 34 to improve the equipment practicality.

In conclusion, the invention has the following beneficial effects: the invention discloses a multifunctional control handle, which comprises a fixed seat 1 and an operation component 2 arranged on the fixed seat 1, wherein the operation component 2 comprises a fixed handle 3, a connecting rod 4 and a friction head 5, the bottom end of the fixed handle 3 is fixedly connected with the connecting rod 4, the bottom end of the fixed seat 1 is provided with a friction blocking piece 11, the friction head 5 is sleeved on the friction blocking piece 11 and protrudes out of the fixed seat 1, one end of the connecting rod 4 penetrates through the fixed seat 1 and extends into the friction head 5, a spherical part 41 is integrally connected on the connecting rod 4 and positioned in the fixed seat 1, damping ball supports 12 abutted against the spherical part 41 are symmetrically arranged at the upper end and the lower end of the spherical part 41 in the fixed seat 1, and one end of the friction head 5 protruding out of the fixed seat 1 is a plane. Through this setting promptly, improved control handle's the precision of controlling, control the angle and control the space, efficient and control comfortablely, realize in the product that motion 100 is in the front and back, control on four degrees of freedom directions spatial position on a large scale quick travel and little amplitude fine setting, other functions such as accurate regulation and the information acquisition of two degrees of freedom directions spatial position about, to the regulation of motion 100 spatial position in the product, it is short when having the regulation, efficient, easily get one's hand, operation experience is comfortable etc. is showing the advantage.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.

Claims

1. A multifunctional control handle is characterized in that: including the fixing base and locating control the subassembly on the fixing base, control the subassembly and include fixed handle, connecting rod and friction head, the bottom of fixed handle with connecting rod fixed connection, the bottom of fixing base is equipped with the friction separation blade, the friction head cover is established on the friction separation blade and protrusion in the fixing base, the one end of connecting rod is worn to establish the fixing base and is visited into extremely in the friction head on the connecting rod and be located an organic whole is connected with spherical portion in the fixing base in and be located in the fixing base the last lower terminal symmetry of spherical portion be equipped with the damping ball support of spherical portion butt, friction head protrusion in the one end of fixing base is the plane.

2. The multifunctional control handle according to claim 1, wherein the control assembly comprises an encoder, a cap, a button and a button plate, the encoder is disposed in the fixed handle, the button is disposed at the top end of the fixed handle, the cap is sleeved on the fixed handle and the button and protrudes from the cap, a connecting shaft extending into the button is rotatably connected to one end of the encoder, an elastic member and the button plate are sleeved on the connecting shaft, and two ends of the elastic member are respectively abutted to the encoder and the button plate.

3. The multifunctional control handle according to claim 2, wherein the fixing handle is designed as a stepped cylinder with a hollow interior, the fixing handle comprises an engaging portion, an extending portion, a contracting portion and an extending portion from top to bottom, the engaging portion, the extending portion, the contracting portion and the extending portion are integrally connected, the extending portion and the connecting rod are fixedly connected through a thread, the contracting portion is designed as a truncated cone with a gradually reduced outer diameter, and the screw cap is of an inverted U-shaped structure and is matched with the engaging portion.

4. The multifunctional control handle according to claim 3, wherein the connection portion is provided with an annular groove, a matching screw is provided on the inner wall of the screw cap and corresponding to the annular groove, the matching screw is matched with the annular groove for the screw cap and the connection portion to be connected and constrained with each other, and a soft protective sleeve is sleeved on the outer surface of the screw cap.

5. The multifunctional control handle according to claim 2, wherein a wire hole is formed at one side of the spherical portion, a signal wire is disposed at one end of the encoder, and the signal wire is sequentially inserted through the fixing handle and the connecting rod, led out through the wire hole and electrically connected to an external device.

6. The multifunctional control handle according to claim 1, wherein a notch is formed at one side of the spherical portion, a limit pin is disposed in the fixing seat and corresponding to the notch, and the limit pin is abutted against or spaced from the notch to limit clockwise and counterclockwise rotation of the connecting rod.

7. The multifunctional control handle according to claim 1, wherein a pad is disposed at an end of the friction head inside the fixing base, and the pad and the friction blocking sheet clamp the friction head to be movably connected to the fixing base.

8. The multifunctional control handle according to claim 1, wherein a clamping ring nut is disposed at one end of the damping ball support in the fixing seat, and the clamping ring nut is abutted against the fixing seat and the damping ball support respectively.

9. The multifunctional control handle according to claim 3, wherein a dust cover is provided at the top end of the fixing base, and the dust cover is sleeved on the extending portion.

10. The multifunctional control handle according to any one of claims 1 to 9, comprising a moving member and a fixing member, wherein the fixing seat is provided on the moving member, and one end of the friction head protruding from the fixing seat abuts against the fixing member.