CN117796882B - Transmission portable ultrasonic knife - Google Patents
Transmission portable ultrasonic knife Download PDFInfo
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- CN117796882B CN117796882B CN202410224748.3A CN202410224748A CN117796882B CN 117796882 B CN117796882 B CN 117796882B CN 202410224748 A CN202410224748 A CN 202410224748A CN 117796882 B CN117796882 B CN 117796882B
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 150
- 238000009434 installation Methods 0.000 claims abstract description 25
- 230000007246 mechanism Effects 0.000 claims description 10
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 description 10
- 238000006243 chemical reaction Methods 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 5
- 238000005520 cutting process Methods 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000004323 axial length Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/320068—Surgical cutting instruments using mechanical vibrations, e.g. ultrasonic
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/320068—Surgical cutting instruments using mechanical vibrations, e.g. ultrasonic
- A61B2017/320071—Surgical cutting instruments using mechanical vibrations, e.g. ultrasonic with articulating means for working tip
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Mechanical Engineering (AREA)
- Biomedical Technology (AREA)
- Dentistry (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The invention discloses a transmission portable ultrasonic knife, and belongs to the technical field of medical knives. The transmission portable ultrasonic knife comprises a base, an operation assembly and an opening and closing transmission assembly, wherein the operation assembly comprises a knife head, a knife bar and a first sleeve pipe, the first sleeve pipe is sleeved outside the knife bar, one end of the first sleeve pipe and one end of the knife bar are both positioned in a mounting cavity, the knife head is connected to the knife bar, the first sleeve pipe can slide relative to the knife bar, and the knife head can open or close a jaw along with the sliding of the first sleeve pipe. The opening and closing transmission assembly comprises an opening and closing power source, a transmission disc and a transmission rod, wherein the transmission disc is rotatably arranged on the base, the transmission disc is in transmission connection with the opening and closing power source, the two ends of the transmission rod are all provided with ball heads, one end of the transmission rod is in ball joint with the transmission disc, and the other end of the transmission rod can be in transmission connection with the first sleeve through ball joints. The transmission portable ultrasonic knife can simplify the transmission structure, reduce the installation difficulty and ensure the control precision of the knife head.
Description
Technical Field
The invention relates to the technical field of medical cutters, in particular to a transmission portable ultrasonic knife.
Background
Ultrasonic knives are used as a medical device for surgical cutting and coagulation by means of ultrasonic techniques. The working principle of the ultrasonic knife is to solidify, cut and weld tissues by utilizing heat energy generated by ultrasonic vibration. When the ultrasonic oscillator vibrates, the blade is contacted with the tissue, and ultrasonic energy is converted into frictional heat, so that proteins of tissue cells are denatured, and the effects of cutting and solidification are achieved. The ultrasonic knife has very accurate cutting effect, can control the cutting depth and the cutting speed, and reduces the damage to surrounding tissues.
The cutter arbor of current ultrasonic knife includes cutter arbor body, the outer tube, jaw subassembly, sliding block and wire rope, wherein, the outside at the cutter arbor body is established to the outer tube slip cap, jaw subassembly sets up in the front end of outer tube, the position articulates on the outer tube of leaning on of jaw subassembly root, the sliding block slides and sets up inside the front end of outer tube, the front end of sliding block is articulated with the position of leaning on of the root of jaw subassembly and is connected, wire rope wears to establish in the outer tube, wire rope's one end is connected with the rear end of sliding block, wire rope's the other end extends towards the rear end of outer tube, the inside limit structure who is used for restricting wire rope towards radial direction skew that still is provided with of outer tube. However, the ultrasonic knife structure for pushing and pulling the knife head through the steel wire rope and the sliding block to enable the knife head to be opened or closed is complex, a rope winding shaft and a wire structure matched with the steel wire rope are additionally needed, the steel wire rope is required to be wound on the rope winding shaft and arranged in the knife bar in the installation and manufacturing process, and then the steel wire rope is connected with the sliding block, so that the whole installation process is complex. Meanwhile, the steel wire rope is used as a flexible piece, and a certain control precision problem exists in the process of driving the cutter head to open or close.
Therefore, there is a need to develop a driving ultrasonic blade to solve the above problems.
Disclosure of Invention
The invention aims to provide a transmission portable ultrasonic knife which can simplify a transmission structure, reduce the installation difficulty and ensure the control precision of a knife head.
To achieve the purpose, the invention adopts the following technical scheme:
a driven portable ultrasonic blade comprising:
the base is internally provided with an installation cavity;
The operation assembly comprises a cutter head, a cutter bar and a first sleeve, wherein the first sleeve is sleeved outside the cutter bar, one end of the first sleeve and one end of the cutter bar are both positioned inside the installation cavity, the cutter head is connected to one end of the cutter bar, which is positioned outside the installation cavity, the first sleeve can slide relative to the cutter bar, and the cutter head can open or close a jaw along with the sliding of the first sleeve;
The opening and closing transmission assembly comprises an opening and closing power source, a transmission disc and a transmission rod, wherein the transmission disc is arranged inside the installation cavity and is rotatably arranged on the base, the transmission disc is in transmission connection with the opening and closing power source, the two ends of the transmission rod are all provided with ball heads, one end of the transmission rod is hinged to the transmission disc through a ball, and the other end of the transmission rod is in transmission connection with the first sleeve through the ball.
Preferably, the transmission portable ultrasonic knife further comprises a rotary transmission assembly, the rotary transmission assembly is in transmission connection with the knife bar, and the rotary transmission assembly can drive the knife bar to rotate.
Preferably, the transmission rod includes:
The ball head comprises a first ball head rod, wherein one end of the first ball head rod is a ball head, and threads are arranged at the other end of the first ball head rod;
the ball head is arranged at one end of the second ball head rod, and threads are arranged at the other end of the second ball head rod;
the threaded connection sleeve, threaded connection sleeve's one end can with first bulb pole threaded connection, threaded connection sleeve's the other end can with second bulb pole threaded connection.
Preferably, the opening and closing transmission assembly further comprises a lifting mechanism, the lifting mechanism comprises a first fixing seat and a first lifting seat, the first fixing seat is connected with the base, the first lifting seat is in sliding connection with the first fixing seat, the first lifting seat is connected with the transmission rod, the first lifting seat is connected with the first sleeve, and the first lifting seat can drive the first sleeve to slide.
Preferably, the lifting mechanism further comprises a second fixing seat and a second lifting seat, the second fixing seat is connected with the base, the second lifting seat is connected with the second fixing seat in a sliding manner, the second fixing seat is arranged with the first fixing seat at intervals, a connecting plate is connected between the first lifting seat and the second lifting seat, the transmission rod is hinged with the connecting plate in a ball manner, and the first lifting seat and the second lifting seat are connected with the first sleeve.
Preferably, the first sleeve, the first fixing seat and the second fixing seat are arranged in a triangular structure, the axis of the first sleeve is perpendicularly intersected with the perpendicular bisector of the connecting line between the first fixing seat and the second fixing seat, and the transmission rod is hinged with the middle ball of the connecting plate.
Preferably, a first connecting seat is arranged at one end of the first sleeve in the mounting cavity, and a connecting groove is formed in the first connecting seat;
the connecting plate is provided with a second connecting seat, the second connecting seat comprises two connecting clamping plates arranged at intervals, and the two connecting clamping plates can be clamped inside the connecting groove.
Preferably, the first connecting seat is in a cylindrical structure, the connecting groove is a circumferential annular groove, the two connecting clamping plates are partial circumferential annular clamping plates, and the central angle of the clamping circumferences of the two connecting clamping plates and the connecting groove is larger than 180 degrees.
Preferably, the transmission portable ultrasonic knife further comprises a guide assembly, the guide assembly comprises a guide rod and a first guide seat, the guide rod is connected with the base, the first guide seat is connected with the connecting clamping plate, a guide hole is formed in the first guide seat, and the guide rod can penetrate through the guide hole.
Preferably, the guide assembly further comprises a second guide seat, the guide rod is connected with the base through the second guide seat, the radial size of the second guide seat is larger than that of the guide rod, an elastic piece is sleeved outside the guide rod, one end of the elastic piece is abutted to the first guide seat, and the other end of the elastic piece is abutted to the second guide seat.
The invention has the beneficial effects that:
In the transmission portable ultrasonic knife provided by the invention, the first sleeve is driven to move through the transmission disc and the transmission rod so as to realize opening and closing of the jaw on the knife head. Specifically, the driving disc is connected with an opening and closing power source, the opening and closing power source can drive the driving disc to rotate, the two ends of the driving rod are in spherical hinge, when the driving disc is set to rotate clockwise, the driving rod is driven to incline at a certain angle, one end of the driving rod, which is in transmission connection with the first sleeve, is caused to be lowered at a vertical height so as to drive the first sleeve to move downwards, otherwise, when the driving disc rotates anticlockwise, the driving rod is driven to return at a certain angle, and one end of the driving rod, which is in transmission connection with the first sleeve, is caused to be raised at a vertical height so as to drive the first sleeve to move upwards. Through the mode, the transmission structure can be simplified on the basis of driving the first sleeve to slide, and meanwhile, the installation difficulty is reduced. Meanwhile, the transmission rod is used as a rigid structural member, so that the sliding precision of the first sleeve can be ensured.
Drawings
FIG. 1 is an isometric view of a driven portable ultrasonic blade provided by the present invention;
FIG. 2 is a first partial block diagram of a driven portable ultrasonic blade provided by the present invention;
FIG. 3 is a second partial block diagram of the driven portable ultrasonic blade provided by the present invention;
fig. 4 is a cross-sectional view of a driven portable ultrasonic blade provided by the present invention.
In the figure:
1. A base; 11. a mounting cavity; 12. a first mount; 121. a mounting groove; 122. a fixing member; 123. a second through hole; 13. a second mounting base;
2. An operating assembly; 21. a cutter bar; 22. a cutter head; 23. a first sleeve; 24. a first connection base; 241. a connecting groove; 242. a first base; 243. a second seat body; 25. a second sleeve;
3. A rotary transmission assembly; 31. a rotary power source; 32. a driving member; 33. a transmission conversion member; 34. a passive member; 341. a gear body; 3411. a first through hole; 3412. a first connection portion; 3413. a second connecting portion; 35. a drive pin; 36. a rotating bearing;
4. An opening and closing transmission assembly; 41. opening and closing a power source; 42. a drive plate; 43. a transmission rod; 431. a first ball head stem; 432. a second ball head stem; 433. a threaded connection sleeve; 44. a lifting mechanism; 441. a first fixing seat; 442. a first lifting seat; 443. the second fixing seat; 444. a second lifting seat; 445. a connecting plate; 446. a second connecting seat;
5. A guide assembly; 51. a guide rod; 52. the first guide seat; 53. the second guide seat; 54. an elastic member.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present invention and should not be construed as limiting the invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.
Unless specifically stated or limited otherwise, the terms "mounted," "connected," and "fixed" are to be construed broadly, and may be, for example, either fixed or removable; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
Unless expressly stated or limited otherwise, a first feature being "above" or "below" a second feature may include the first feature and the second feature being in direct contact, or may include the first feature and the second feature not being in direct contact but being in contact with each other by way of additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
The technical scheme of the invention is further described below by the specific embodiments with reference to the accompanying drawings.
As shown in fig. 1 to 4, the present invention provides a transmission portable ultrasonic blade, which can simplify the transmission structure, reduce the installation difficulty and ensure the control precision of the blade 22.
The invention provides a transmission portable ultrasonic knife which comprises a base 1, an operation assembly 2 and an opening and closing transmission assembly 4, wherein an installation cavity 11 is formed in the base 1, the operation assembly 2 comprises a knife head 22, a knife bar 21 and a first sleeve 23, the first sleeve 23 is sleeved outside the knife bar 21, one end of the first sleeve 23 and one end of the knife bar 21 are both positioned in the installation cavity 11, the knife head 22 is connected to one end of the knife bar 21 positioned outside the installation cavity 11, the first sleeve 23 can slide relative to the knife bar 21, and the knife head 22 can open or close a jaw along with the sliding of the first sleeve 23. The opening and closing transmission assembly 4 comprises an opening and closing power source 41, a transmission disc 42 and a transmission rod 43, wherein the transmission disc 42 and the transmission rod 43 are arranged in the installation cavity 11, the transmission disc 42 is rotatably arranged on the base 1, the transmission disc 42 is in transmission connection with the opening and closing power source 41, two ends of the transmission rod 43 are all provided with ball heads, one end of the transmission rod 43 is in ball hinge joint with the transmission disc 42, and the other end of the transmission rod 43 can be in transmission connection with the first sleeve 23 through ball hinge joint.
In the portable ultrasonic knife provided by the invention, the first sleeve 23 is driven to move through the transmission disc 42 and the transmission rod 43 so as to realize the opening and closing of the jaw on the knife head 22. Specifically, the driving disc 42 is connected with the opening and closing power source 41, the opening and closing power source 41 can drive the driving disc 42 to rotate, both ends of the driving rod 43 are in ball hinge, when the driving disc 42 is set to rotate clockwise, the driving rod 43 is driven to incline at a certain angle, one end of the driving rod 43, which is in driving connection with the first sleeve 23, is lowered at a vertical height so as to drive the first sleeve 23 to move downwards, otherwise, when the driving disc 42 rotates anticlockwise, the driving rod 43 is driven to return at a certain angle, and one end of the driving rod 43, which is in driving connection with the first sleeve 23, is raised at a vertical height so as to drive the first sleeve 23 to move upwards. By means of the mode, the transmission structure can be simplified on the basis of driving the first sleeve 23 to slide, and meanwhile, the installation difficulty is reduced. Meanwhile, the transmission rod 43 as a rigid structural member can ensure the sliding accuracy of the first sleeve 23.
In order to be able to facilitate the adjustment of the length of the transmission rod 43, in the present embodiment, the transmission rod 43 comprises a first ball rod 431, a second ball rod 432 and a threaded connection sleeve 433, wherein one end of the first ball rod 431 is a ball head, and the other end of the first ball rod 431 is provided with threads; one end of the second ball head rod 432 is a ball head, and the other end of the second ball head rod 432 is provided with threads; one end of the threaded connection sleeve 433 can be threaded with the first ball rod 431, and the other end of the threaded connection sleeve 433 can be threaded with the second ball rod 432. By the above arrangement, the length of the driving rod 43 can be adjusted by adjusting the length of the first ball screw 431 and/or the second ball screw 432 inside the screw connection sleeve 433 in combination with the actual operation environment and the actual use bit 22, and when the driving rod 43 is required to be lengthened, the first ball screw 431 and/or the second ball screw 432 can be partially screwed out of the screw connection sleeve 433, and when the driving rod 43 is required to be shortened, the first ball screw 431 and/or the second ball screw 432 can be partially screwed into the screw connection sleeve 433.
In order to enable the spherical hinge at the two ends of the transmission rod 43 to operate smoothly, for the transmission structure between the transmission rod 43 and the first sleeve 23, in this embodiment, the opening and closing transmission assembly 4 further includes a lifting mechanism 44, the lifting mechanism 44 includes a first fixing seat 441 and a second lifting seat 444, the first fixing seat 441 is connected with the base 1, the first lifting seat 442 is slidably connected with the first fixing seat 441, the first lifting seat 442 is connected with the transmission rod 43, the first lifting seat 442 is connected with the first sleeve 23, and the first lifting seat 442 can drive the first sleeve 23 to slide. Through the above arrangement, the driving rod 43 drives the first lifting seat 442 to slide first, and then the first lifting seat 442 drives the first sleeve 23 to slide, so that the inclination angle of the driving rod 43 can be adjusted by adding the first lifting seat 442, thereby facilitating the adjustment of the driving rod 43.
Further, the lifting mechanism 44 further includes a second fixing seat 443 and a second lifting seat 444, the second fixing seat 443 is connected with the base 1, the second lifting seat 444 is slidably connected with the second fixing seat 443, the second fixing seat 443 is spaced from the first fixing seat 441, a connecting plate 445 is connected between the first lifting seat 442 and the second lifting seat 444, a driving rod 43 is in ball hinge connection with the connecting plate 445, and the first lifting seat 442 and the second lifting seat 444 are both connected with the first sleeve 23. By arranging the connecting plate 445 to be in ball joint with the transmission rod 43, the difficulty of ball joint at the end part of the transmission rod 43 can be reduced, and the smooth operation of the transmission rod 43 can be ensured. Further, the connection plate 445 is disposed in parallel with the drive disk 42.
With respect to the relative positional relationship among the first sleeve 23, the first fixing base 441 and the second fixing base 443, in the present embodiment, the first sleeve 23, the first fixing base 441 and the second fixing base 443 are arranged in a triangle structure, the axis of the first sleeve 23 perpendicularly intersects with the perpendicular bisector of the connection line between the first fixing base 441 and the second fixing base 443, and the transmission rod 43 is ball-hinged with the middle of the connection plate 445. By the mode, uniform transmission of power inside the opening and closing transmission assembly 4 can be realized.
With respect to the relative positional relationship among the first sleeve 23, the first fixing base 441 and the second fixing base 443, in another embodiment, the first sleeve 23, the first fixing base 441 and the second fixing base 443 are arranged in a straight line, the first sleeve 23 is located at a midpoint of a connection line between the first fixing base 441 and the second fixing base 443, and the transmission rod 43 is ball-hinged with a middle portion of the connection plate 445. The uniform transmission of the power inside the opening and closing transmission assembly 4 can be realized through the mode.
For connection between the connection plate 445 and the first sleeve 23, in this embodiment, the first sleeve 23 is provided with a first connection seat 24 at one end inside the installation cavity 11, a connection groove 241 is provided on the first connection seat 24, a second connection seat 446 is provided on the connection plate 445, the second connection seat 446 includes two connection clamping plates arranged at intervals, and the two connection clamping plates can both be clamped inside the connection groove 241. In the above manner, when the connecting plate 445 slides along with the first lifting seat 442 and the second lifting seat 444, the two connecting clamping plates can be driven to move, so that the first connecting seat 24 and the first sleeve 23 are driven to move.
In order to ensure the connection stability between the connection clamping plates and the connection groove 241, the first connection seat 24 is in a cylindrical structure, the connection groove 241 is in a circumferential annular groove, the two connection clamping plates are partial circumferential annular clamping plates, and the central angle of the clamping circumferences of the two connection clamping plates and the connection groove 241 is larger than 180 degrees. Through the above-mentioned setting, when realizing that the connection cardboard is connected with spread groove 241, the joint part that is greater than 180 degrees on the connection cardboard can realize that connection cardboard and first connecting seat 24 are along its radial spacing, avoids breaking away from between connection cardboard and the spread groove 241.
Further, the portable ultrasonic knife of transmission still includes guiding component 5, and guiding component 5 includes guide bar 51 and first guide holder 52, and guide bar 51 is connected with base 1, and first guide holder 52 is connected with the connection cardboard, is provided with the guiding hole on the first guide holder 52, and inside the guiding hole can be worn to locate by guide bar 51. When the first sleeve 23 slides relative to the cutter bar 21, the first guide holder 52 slides along the guide rod 51, and the first sleeve 23 is guided to slide by providing the guide rod 51 and the first guide holder 52.
Further, the guide assembly 5 further comprises a second guide seat 53, the guide rod 51 is connected with the base 1 through the second guide seat 53, the radial size of the second guide seat 53 is larger than that of the guide rod 51, an elastic piece 54 is sleeved outside the guide rod 51, one end of the elastic piece 54 is abutted to the first guide seat 52, and the other end of the elastic piece 54 is abutted to the second guide seat 53. In the present embodiment, the elastic member 54 is provided as a spring. By providing the elastic member 54, the reaction speed of the movement of the first guide holder 52 can be increased, and the reaction efficiency of the cutter head 22 can be improved.
The transmission portable ultrasonic knife further comprises a rotary transmission assembly 3, the rotary transmission assembly 3 is in transmission connection with the knife bar 21, and the rotary transmission assembly 3 can drive the knife bar 21 to rotate.
In this embodiment, the rotary transmission assembly 3 includes a rotary power source 31, a driving member 32 and a driven member 34, where the driving member 32 and the driven member 34 are both disposed inside the mounting cavity 11, the driving member 32 is in transmission connection with the driven member 34, the driving member 32 is connected with the rotary power source 31, and the driven member 34 can drive the cutter bar 21 and the cutter head 22 to rotate. For the rotation of the cutter bar 21, the rotary power source 31 provides power, and the driving member 32 and the driven member 34 transmit power to realize the rotation of the cutter bar 21.
Considering the rotation logic control problem of the rotary power assembly, the rotary transmission assembly 3 further comprises a transmission conversion member 33, the driving member 32 is in transmission connection with the driven member 34 through the transmission conversion member 33, and the rotary power source 31, the driving member 32, the driven member 34 and the cutter bar 21 are consistent in steering. In the whole transmission process, the driving part 32 is driven to rotate by the rotary power source 31, the rotation direction of the rotary power source 31 and the rotation direction of the driving part 32 are consistent, the driving part 34 drives the cutter bar 21 to rotate in the rotation control logic, the driven part 34 and the rotation direction of the cutter bar 21 are consistent, the driving part 32 and the driven part 34 are connected in the output direction of the rotation control logic, and the rotation direction of the driven part 34 can be regulated by arranging the transmission conversion part 33, so that the rotation direction of the driven part 34 and the rotation direction of the driving part 32 are consistent, and the input direction and the output direction in the rotation control logic are consistent, so that the rotation logic control of the rotary power assembly is facilitated.
In the present embodiment, the transmission switching member 33 is provided as a switching gear, the driving member 32 is provided as a driving gear, and the driven member 34 is provided as a driven gear, the switching gear being meshed with both the driving gear and the driven gear. In this embodiment, gears are selected for mutual engagement transmission, and a conversion gear is arranged between the driving gear and the driven gear, so that the rotation direction of the driving member 32 and the driven member 34 can be adjusted while the internal space of the installation cavity 11 is reasonably utilized.
In another embodiment, the driving member 32 is configured as a driving gear, the driven member 34 is configured as a driven gear, and the transmission switching member 33 is configured as a transmission chain or belt transmission, and the steering of the driving member 32 and the driven member 34 is adjusted by means of the chain transmission or belt transmission.
For the specific implementation form of the rotary transmission assembly 3, in this embodiment, the driven member 34 includes a gear body 341 and transmission teeth, the gear body 341 is provided with a first through hole 3411 along an axial direction thereof, the cutter bar 21 and the first sleeve 23 are disposed through the first through hole 3411, and the transmission teeth are disposed on an outer periphery of the gear body 341. The axial length of the gear body 341 is greater than the tooth width of the transmission teeth so as to form a first connecting portion 3412 on one side of the gear body 341, the first connecting portion 3412 is provided with two first connecting holes along the radial direction thereof, the cutter bar 21 is provided with a second connecting hole along the radial direction thereof, the first sleeve 23 is provided with two third connecting holes along the radial direction thereof, and the two third connecting holes are waist-shaped holes. The rotary transmission assembly 3 further comprises a transmission pin 35, and the transmission pin 35 is simultaneously arranged in the first connecting hole, the second connecting hole and the third connecting hole in a penetrating mode. Through the above arrangement, when the driven member 34 starts to rotate, the driven member 34 can drive the cutter bar 21 and the first sleeve 23 to rotate due to the fact that the cutter bar 21 and the first sleeve 23 are connected to the driven member 34 by the transmission pin 35, so that the cutter head 22 rotates.
Further, the portable ultrasonic blade for transmission further comprises a second sleeve 25, the second sleeve 25 is sleeved outside the first sleeve 23, the second sleeve 25 is arranged inside the first through hole 3411 in a penetrating mode, two fourth connecting holes are formed in the second sleeve 25 along the radial direction of the second sleeve, and the transmission pin 35 is located inside the first connecting hole, the second connecting hole, the third connecting hole and the fourth connecting hole at the same time.
Further, the slewing gear assembly 3 further includes a rolling bearing 36, the rolling bearing 36 is disposed on the base 1, the rolling bearing 36 is sleeved on the first connecting portion 3412, and the rolling bearing 36 can limit the driving pin 35 to the first connecting hole, the second connecting hole and the third connecting hole. Through the above arrangement, the driving pin 35 can be limited to the inside of the first connecting hole, the second connecting hole and the third connecting hole by using the rotating bearing 36 while the driven member 34 is stably rotated, so that the driving stability between the driven member 34 and the cutter bar 21 is ensured.
In this embodiment, the base 1 includes a first mounting seat 12 and a second mounting seat 13, the second mounting seat 13 can be fastened to the first mounting seat 12, a mounting cavity 11 is formed between the first mounting seat 12 and the second mounting seat 13, a mounting groove 121 is provided on the first mounting seat 12, and the rolling bearing 36 can be located inside the mounting groove 121. The first mounting base 12 can be connected to a fixing member 122, and the fixing member 122 can restrict the rotation bearing 36 to the inside of the mounting groove 121. In consideration of the production and installation of the transmission portable ultrasonic blade, the base 1 is provided in a form of a split of the first mount 12 and the second mount 13, and is combined with the structure of the installation cavity 11, the first mount 12 is provided with the installation groove 121 to install the rolling bearing 36, and further, the fixing piece 122 is provided to restrict the rolling bearing 36 to the inside of the installation groove 121.
Specifically, the fixing member 122 is provided as a fixing screw that can be screwed to the first mount 12, and the nut end of the fixing screw can extend into the notch interior of the mount groove 121 to abut against the rolling bearing 36, restricting the rolling bearing 36 to the interior of the mount groove 121. In the present embodiment, at least two fixing members 122 are provided, and at least two fixing members 122 are spaced apart in the circumferential direction of the rolling bearing 36.
The first mounting seat 12 is provided with a second through hole 123 at the bottom of the mounting groove 121, the axial length of the gear body 341 is greater than the tooth width of the driving teeth so as to form a second connecting part 3413 at the other side of the gear body 341, and the second connecting part 3413 is arranged through the second through hole 123.
In order to facilitate the production and installation of the transmission portable ultrasonic blade, in the present embodiment, the first connecting seat 24 includes a first seat body 242 and a second seat body 243, and a connecting groove 241 is formed between the first seat body 242 and the second seat body 243. The first connecting seat 24 is divided into two structures, so that the production and the installation are convenient.
Specifically, the first seat 242 is sleeved outside the first sleeve 23, the first seat 242 is connected with the first sleeve 23, the second seat 243 is sleeved outside the first seat 242, and the second seat 243 is connected with the first seat 242 to form a connecting groove 241. The first seat 242 is engaged with the first sleeve 23, and the second seat 243 is in threaded connection with the first seat 242.
It is to be understood that the above examples of the present invention are provided for clarity of illustration only and are not limiting of the embodiments of the present invention. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the invention are desired to be protected by the following claims.
Claims (7)
1. A driven portable ultrasonic blade comprising:
The device comprises a base (1), wherein an installation cavity (11) is arranged in the base (1);
The operation assembly (2), the operation assembly (2) comprises a cutter head (22), a cutter bar (21) and a first sleeve (23), the first sleeve (23) is sleeved outside the cutter bar (21), one end of the first sleeve (23) and one end of the cutter bar (21) are both positioned inside the installation cavity (11), the cutter head (22) is connected to one end, positioned outside the installation cavity (11), of the cutter bar (21), the first sleeve (23) can slide relative to the cutter bar (21), and the cutter head (22) can open or close a jaw along with the sliding of the first sleeve (23);
The opening and closing transmission assembly (4), the opening and closing transmission assembly (4) comprises an opening and closing power source (41), a transmission disc (42) and a transmission rod (43), the transmission disc (42) and the transmission rod (43) are arranged in the installation cavity (11), the transmission disc (42) is rotatably arranged on the base (1), the transmission disc (42) is in transmission connection with the opening and closing power source (41), the two ends of the transmission rod (43) are respectively provided with a ball head, one end of the transmission rod (43) is in ball hinge joint with the transmission disc (42), and the other end of the transmission rod (43) can be in transmission connection with the first sleeve (23) through the ball hinge joint;
the transmission rod (43) comprises:
A first ball head rod (431), wherein one end of the first ball head rod (431) is a ball head, and the other end of the first ball head rod (431) is provided with threads;
the ball head is arranged at one end of the second ball head rod (432), and threads are arranged at the other end of the second ball head rod (432);
a threaded connection sleeve (433), one end of the threaded connection sleeve (433) being threadably connected to the first ball stud (431), the other end of the threaded connection sleeve (433) being threadably connected to the second ball stud (432);
The opening and closing transmission assembly (4) further comprises a lifting mechanism (44), the lifting mechanism (44) comprises a first fixed seat (441) and a first lifting seat (442), the first fixed seat (441) is connected with the base (1), the first lifting seat (442) is slidably connected with the first fixed seat (441), the first lifting seat (442) is connected with the transmission rod (43), the first lifting seat (442) is connected with the first sleeve (23), and the first lifting seat (442) can drive the first sleeve (23) to slide;
The lifting mechanism (44) further comprises a second fixing seat (443) and a second lifting seat (444), the second fixing seat (443) is connected with the base (1), the second lifting seat (444) is connected with the second fixing seat (443) in a sliding mode, the second fixing seat (443) and the first fixing seat (441) are arranged at intervals, a connecting plate (445) is connected between the first lifting seat (442) and the second lifting seat (444), the transmission rod (43) is hinged to the connecting plate (445) in a ball mode, and the first lifting seat (442) and the second lifting seat (444) are connected with the first sleeve (23).
2. The transmission portable ultrasonic blade according to claim 1, further comprising a rotary transmission assembly (3), wherein the rotary transmission assembly (3) is in transmission connection with the cutter bar (21), and the rotary transmission assembly (3) can drive the cutter bar (21) to rotate.
3. The portable ultrasonic blade according to claim 1, wherein the first sleeve (23), the first fixing base (441) and the second fixing base (443) are arranged in a triangular structure, an axis of the first sleeve (23) vertically intersects with a perpendicular bisector of a connecting line between the first fixing base (441) and the second fixing base (443), and the transmission rod (43) is in ball hinge connection with a middle part of the connecting plate (445).
4. The portable ultrasonic blade according to claim 1, wherein a first connecting seat (24) is arranged at one end of the first sleeve (23) inside the mounting cavity (11), and a connecting groove (241) is arranged on the first connecting seat (24);
The connecting plate (445) is provided with a second connecting seat (446), the second connecting seat (446) comprises two connecting clamping plates arranged at intervals, and the two connecting clamping plates can be clamped inside the connecting groove (241).
5. The portable ultrasonic blade according to claim 4, wherein the first connecting seat (24) is in a cylindrical structure, the connecting groove (241) is a circumferential annular groove, the two connecting clamping plates are partial circumferential annular clamping plates, and the central angle of the clamping circumferences of the two connecting clamping plates and the connecting groove (241) is larger than 180 degrees.
6. The transmission portable ultrasonic blade according to claim 4, further comprising a guide assembly (5), wherein the guide assembly (5) comprises a guide rod (51) and a first guide seat (52), the guide rod (51) is connected with the base (1), the first guide seat (52) is connected with the connection clamping plate, a guide hole is formed in the first guide seat (52), and the guide rod (51) can be arranged in the guide hole in a penetrating mode.
7. The transmission portable ultrasonic blade according to claim 6, wherein the guide assembly (5) further comprises a second guide seat (53), the guide rod (51) is connected with the base (1) through the second guide seat (53), the radial dimension of the second guide seat (53) is larger than that of the guide rod (51), an elastic piece (54) is sleeved outside the guide rod (51), one end of the elastic piece (54) is abutted with the first guide seat (52), and the other end of the elastic piece (54) is abutted with the second guide seat (53).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410224748.3A CN117796882B (en) | 2024-02-29 | 2024-02-29 | Transmission portable ultrasonic knife |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410224748.3A CN117796882B (en) | 2024-02-29 | 2024-02-29 | Transmission portable ultrasonic knife |
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| Publication Number | Publication Date |
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| CN117796882A CN117796882A (en) | 2024-04-02 |
| CN117796882B true CN117796882B (en) | 2024-05-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202410224748.3A Active CN117796882B (en) | 2024-02-29 | 2024-02-29 | Transmission portable ultrasonic knife |
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| CN (1) | CN117796882B (en) |
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| Publication number | Publication date |
|---|---|
| CN117796882A (en) | 2024-04-02 |
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