CN114145811B - Device for detaching transducer of ultrasonic cutting hemostatic knife system - Google Patents
Device for detaching transducer of ultrasonic cutting hemostatic knife system Download PDFInfo
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- CN114145811B CN114145811B CN202111499763.1A CN202111499763A CN114145811B CN 114145811 B CN114145811 B CN 114145811B CN 202111499763 A CN202111499763 A CN 202111499763A CN 114145811 B CN114145811 B CN 114145811B
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- 230000002439 hemostatic effect Effects 0.000 title claims abstract description 33
- 230000000670 limiting effect Effects 0.000 claims abstract description 85
- 230000007246 mechanism Effects 0.000 claims abstract description 45
- 230000008859 change Effects 0.000 claims abstract description 5
- 238000012423 maintenance Methods 0.000 description 23
- 238000000926 separation method Methods 0.000 description 8
- 239000000178 monomer Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 230000023597 hemostasis Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000002874 hemostatic agent Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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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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- 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
- A61B2017/320072—Working tips with special features, e.g. extending parts
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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
- A61B2017/320082—Surgical cutting instruments using mechanical vibrations, e.g. ultrasonic for incising tissue
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Abstract
The invention relates to a tool, in particular to a device for disassembling an energy converter of an ultrasonic cutting hemostatic knife system. The device is including first fixed block and the second fixed block that sets up at interval each other, first fixed block and/or second fixed block are connected with and are used for the drive and realize the actuating mechanism of interval change between first fixed block and the second fixed block, first fixed block is equipped with and is used for restricting the first stop gear that the work piece removed to the second fixed block, the second fixed block is equipped with and is used for restricting the second stop gear that the work piece removed to first fixed block, second stop gear includes at least one can with the step on work piece surface and gap complex spacing arch. The invention has the following advantages: compared with the existing tensioning mechanism, the axial movement of the workpiece is limited without depending on the friction between the tensioning mechanism and the workpiece, the axial movement of the workpiece is limited by the limiting bulge extending into the gap of the workpiece or being matched with the step, and the limiting effect is better.
Description
Technical Field
The invention relates to a tool, in particular to a device for disassembling an energy converter of an ultrasonic cutting hemostatic knife system.
Background
As shown in fig. 1 to 2, the housing of the transducer of the existing ultrasonic cutting hemostatic knife system is composed of a section a, a section B and a section C. The section A, the section B and the section C are connected through a close fit structure even as the disassembly prevention structure disclosed in the utility model with the publication number of CN 209808468U. As shown in fig. 2 to 3, a step K1 exists between the sections a and B, and a gap L1 exists between the sections B and C. When inside spare part of ultrasonic cutting hemostasis sword system transducer damages and needs to be changed, need carry out the separation between A section and the B section or the separation between B section and the C section, but the casing of ultrasonic cutting hemostasis sword system transducer is difficult to dismantle the maintenance through conventional mode, consequently can only be through the change of carrying out whole ultrasonic cutting hemostasis sword system transducer, is difficult to maintain, and maintenance cost is higher.
Disclosure of Invention
The invention provides a device for detaching an ultrasonic cutting hemostatic knife system transducer, which is convenient for detaching and maintaining the ultrasonic cutting hemostatic knife system transducer so as to reduce the maintenance cost.
Aiming at the purpose, the invention adopts the following scheme: the utility model provides a device is used in dismantlement of ultrasonic cutting hemostatic knife system transducer, includes first fixed block and the second fixed block that sets up at mutual interval, first fixed block and/or second fixed block are connected with and are used for the drive and realize the actuating mechanism of interval change between first fixed block and the second fixed block, first fixed block is equipped with and is used for restricting the first stop gear that the work piece removed to the second fixed block, the second fixed block is equipped with and is used for restricting the second stop gear that the work piece removed to first fixed block, second stop gear includes at least one can with the step and the spacing arch of gap complex on workpiece surface.
When the ultrasonic cutting hemostatic knife system is used, a workpiece (an ultrasonic cutting hemostatic knife system transducer) is matched and fixed with a first limiting mechanism, then the workpiece is matched with a second limiting mechanism, a limiting protrusion is matched with a step and a gap on the surface of the workpiece, finally a driving mechanism drives a first fixing block and a second fixing block to be away from each other, the first fixing block and the second fixing block drive the first limiting mechanism and the second limiting mechanism to be away from each other, and the first limiting mechanism and the second limiting mechanism drive an A section and a B section of the workpiece to be separated or the B section and the C section of the workpiece to be separated.
The first limiting mechanism limits the workpiece to move towards the second fixing block side, the second limiting mechanism limits the workpiece to move towards the first fixing block side, and the driving mechanism is used for realizing mutual separation between the first fixing block and the second fixing block, so that separation between the section B and the section A or the section C of the workpiece is realized, the replacement of parts inside the workpiece is facilitated, and the maintenance cost of the workpiece is reduced. The limiting bulge can extend to the step on the surface of the workpiece to be in contact fit with the step surface and extend into the gap to be in contact fit with the inner wall of the gap. The invention has the advantages of convenient disassembly and maintenance of the workpiece and low maintenance cost, and can realize the separation of the section A and the section B of the workpiece shell and the separation of the section B and the section C, and the disassembly at different positions can be realized by one device, thus the use is more convenient.
The driving mechanism can be one of a screw rod mechanism, an air cylinder and an electric push rod, and can also be a mechanical structure operated manually. The first fixed block and the second fixed block are connected with a driving mechanism for changing the distance between the first fixed block and the second fixed block, and the driving mechanism has the following conditions: the driving mechanism is one of an air cylinder and an electric push rod, the output end of the air cylinder is connected with the first fixed block, and the shell of the air cylinder is connected with the second fixed block; the first fixing block and the second fixing block are both connected with a cylinder or an electric push rod. The second stop mechanism may include a stud bolt that is threadedly engaged with the second fixed block, the stud bolt having a stud head that engages the stop protrusion with the gap and step on the surface of the workpiece as the stud bolt is threaded into the second fixed block.
Preferably, the second limiting mechanism comprises a tensioning structure, the tensioning structure at least comprises a tensioning sleeve, and the limiting protrusion is located on the inner wall of the end part of the tensioning sleeve. The expansion sleeve is subjected to radial force to enable the limiting protrusion to move towards the radial inner side of the expansion sleeve, so that the limiting protrusion is matched with the step and the gap on the surface of the workpiece shell.
Preferably, the tensioning structure further comprises a tensioning adjusting block arranged outside the tensioning sleeve, and the tensioning adjusting block moves axially along the tensioning sleeve to enable one end of the tensioning sleeve with the limiting protrusion to contract radially. And all the limiting bulges can move radially only by moving the tensioning adjusting block, so that the limiting bulges and the workpiece shell are matched. The deformation of the tensioning sleeve can be realized in various ways, so that the movement of the limiting bulge is realized; the hoop is sleeved outside the tensioning sleeve, and the hoop is locked through a hoop bolt on the hoop so that the tensioning sleeve is radially contracted, and the gap between the limiting protrusion and the surface of the workpiece is matched with the step.
Preferably, the tensioning adjusting block is coaxially sleeved outside the tensioning sleeve, and the axial movement of the tensioning adjusting block can enable one end of the tensioning sleeve with the limiting protrusion to radially contract. The tensioning adjusting block is coaxially sleeved outside the tensioning sleeve, so that the tensioning adjusting block can axially move outside the tensioning sleeve, the workpiece can be conveniently detached and maintained, and the maintenance cost of the workpiece is reduced.
Preferably, the tensioning adjusting block is in threaded fit with the tensioning sleeve, a plurality of expansion joints are arranged at the end part, far away from the second fixed block, of the tensioning sleeve, and are circumferentially arranged at intervals along the tensioning sleeve, the expansion joints penetrate through the tensioning sleeve from inside to outside and are open at one end, far away from the second fixed block, of the tensioning sleeve, an extending tensioning inclined plane is arranged on the inner side of one end, far away from the second fixed block, of the tensioning adjusting block, and a plurality of limiting bulges are uniformly arranged along the circumferential direction of the inner wall of the tensioning sleeve. The tensioning adjusting block is rotated, the tensioning adjusting block moves towards the second fixing block, the tensioning sleeve shrinks inwards along the tensioning inclined plane, the limiting protrusions move inwards along the radial direction of the tensioning sleeve, and therefore the limiting protrusions in the tensioning sleeve are matched with the step surface or the gap on the surface of the workpiece, the second limiting mechanism is convenient to limit the workpiece to move towards the first fixing block, the workpiece is convenient to detach and maintain, and the maintenance cost of the workpiece is reduced. When the tensioning inclined plane of the tensioning adjusting block enables the tensioning adjusting block to move rightwards, the tensioning sleeve in the tensioning adjusting block contracts inwards, the expansion joint enables the tensioning sleeve to contract inwards, and the limiting protrusion can move towards the inner side of the tensioning sleeve. The tensioning sleeve is in threaded fit with the tensioning adjusting block, and when the tensioning adjusting block is sleeved outside the tensioning sleeve, the reaction force of the tensioning sleeve on the tensioning adjusting block cannot enable the tensioning adjusting block to fall off from the tensioning sleeve. The plurality of limiting protrusions are evenly arranged along the circumferential direction of the inner wall of the tensioning sleeve, so that the limiting protrusions are closely matched with the steps and the gaps of the workpiece, the contact area between the limiting protrusions and the workpiece is increased, the limiting protrusions are prevented from being separated from the workpiece, the workpiece is limited to move towards the first fixing block by the second limiting mechanism, the workpiece is convenient to detach and maintain, and the maintenance cost of the workpiece is reduced.
Preferably, the limiting protrusion is provided with one surface, which extends along the diameter direction of the tensioning sleeve and is used for contacting with the step surface of the step or the inner wall of the gap; the limiting bulge is also provided with a limiting bulge double surface inclined relative to the limiting bulge single surface, and the limiting bulge cross section is triangular. One side of the limiting bulge extends along the radial direction of the tensioning sleeve, so that one side of the limiting bulge is matched with the step conveniently; the two sides of the limiting bulge can reduce the contact surface of the limiting bulge and the surface of the workpiece, so that the limiting bulge can extend into the gap on the surface of the workpiece. The limiting protrusions can conveniently extend into the gaps on the surface of the workpiece, so that the workpiece can be conveniently detached and maintained, and the maintenance cost of the workpiece is reduced.
Preferably, the first fixed block is provided with a first through hole, the first limiting mechanism comprises a fixed sleeve, the fixed sleeve is located in the first through hole, one end, away from the second fixed block, of the fixed sleeve is provided with a first protrusion protruding towards the circumferential outer side, the fixed sleeve is provided with a matching hole for a workpiece to pass through, the hole wall of the matching hole of the fixed sleeve is provided with a fixed sleeve protrusion or/and the hole wall of the matching hole is provided with an internal thread structure, and the fixed sleeve protrusion or/and the matching hole are used for limiting the workpiece to move. The convex shape of the fixing sleeve is matched with the B section of the workpiece. When carrying out B section casing and separating with C section casing, fixed cover is protruding to be cooperated with the less department of B section casing diameter to restriction B section casing moves towards the direction of second fixed block. When carrying out A section casing and B section casing disconnect-type, fixed cover can carry out screw-thread fit with the screw thread of A section casing surface to restriction A section casing moves towards the direction of second fixed block. The fixing sleeve is positioned in the first through hole, so that the universality of the device can be improved. One end of the first fixing block, which is far away from the second fixing block, is provided with a first bulge which is convex towards the circumferential outer side, so that the fixing sleeve can be limited to move towards the second fixing block, the workpiece can be conveniently detached and maintained, and the maintenance cost of the workpiece is reduced. When carrying out A section casing and B section casing and separating, the cooperation of the A section of fixed cover and work piece, the tip of first retaining member and the outer wall butt of fixed cover, the friction of fixed cover and first through hole pore wall of increase, the fixed cover of better restriction removes to the direction of second fixed block, the dismantlement and the maintenance of the work piece of being convenient for reduce the maintenance cost of work piece. The workpiece can be wrapped by the protrusion of the annular fixing sleeve, and the workpiece can be better limited to move towards the direction of the second fixing block.
Preferably, the first fixing block is provided with a first locking hole, the first locking hole is communicated with the first through hole, a first locking piece is matched with the first locking hole in an internal thread manner, and the end part of the first locking piece is abutted against the outer wall of the fixing sleeve; the fixing sleeve is composed of at least two fixing sleeve monomers, and the at least two fixing sleeve monomers are spliced to form the matching hole. When carrying out B section casing and C section casing and separating, fixed cover can be divided into two, and fixed cover is established in the less department of B section casing diameter, and fixed cover is protruding to cooperate with the less department of B section casing diameter to restriction B section casing moves towards the direction of second fixed block. Above-mentioned setting makes when carrying out B section casing and C section casing and separates, and fixed cover is easier with the cooperation of B section casing to the dismantlement and the maintenance of the work piece of being convenient for reduce the maintenance cost of work piece.
Preferably, the first fixing block and the second fixing block are connected with a guide post, the driving mechanism comprises a positioning block, the positioning block is fixed with one end of the guide post, the positioning block is slidably provided with a threaded post, and one end of the threaded post is in threaded fit with the first fixing block or the second fixing block; a handle is arranged at one end of the threaded column and is perpendicular to the threaded column; the first fixing block is provided with a positioning hole, a positioning bolt is matched with the inner thread of the positioning hole, a plurality of fixing holes are formed in the guide post and are arranged at intervals along the length direction of the guide post, and the end part of the positioning bolt is located in the fixing holes. The guide post plays the guide effect to the removal of first fixed block and second fixed block. The thread surface of the thread column is an inclined plane, the thread column can overcome resistance to drive the first fixing block and the second fixing block to be away from each other under the action of smaller force, the workpiece is convenient to detach and maintain, and the maintenance cost of the workpiece is reduced. The length of handle is greater than the radius of screw thread post, and the handle receives less power can overcome the resistance and rotate the screw thread post, and is more laborsaving, convenient to detach work piece, reduction maintenance cost. The handle is perpendicular to the threaded column, the length of the handle is equal to the distance between the free end of the handle and the shaft of the threaded column, and when the free end of the handle is fixed, the length of the handle is shortest, so that the material of the handle is saved. The tip of positioning bolt is located the locating hole and can avoids taking place to slide between first fixed block and guide post, and the first fixed block of restriction removes to the direction of second fixed block, and the dismantlement of the work piece of being convenient for reduces the maintenance cost of work piece. When carrying out the work piece of different models and dismantling the maintenance, rotatory positioning bolt earlier, the tip of bolt outwards removes and can slide on the guide post until first fixed block, when the locating hole of first fixed block is coaxial with the fixed orifices on the guide post, screws positioning bolt for positioning bolt's tip is located the fixed orifices. When the work piece of carrying out different models dismantles the maintenance, can also adjust the interval of first fixed block and second fixed block through rotating the screw post, the work piece of adaptation different models. The former scheme is more practical and convenient than the latter scheme, is convenient for disassembling workpieces of different models, and improves the universality of the invention.
Preferably, the second fixing block is provided with a second through hole, and one end of the tensioning sleeve extends out of the second through hole and is provided with a second bulge extending towards the circumferential outer side; and/or the second fixing block is provided with a second locking hole which is communicated with the second through hole, a second locking piece is matched with the second locking hole, and the end part of the second locking piece is abutted to the tensioning sleeve; the tensioning sleeve is provided with a blind hole which is opened towards the outer side of the circumference, and the second locking piece extends into the blind hole. The fixed cover is convenient to fix with the first fixed block, and the tensioning structure is fixed with the second fixed block, so that the tensioning cover workpiece can be conveniently detached and maintained, and the maintenance cost of the workpiece is reduced.
The ultrasonic cutting hemostatic knife system transducer has the advantages that the transducer of the ultrasonic cutting hemostatic knife system can be conveniently detached and maintained, so that the maintenance cost is reduced.
Drawings
FIG. 1 is a perspective view of an ultrasonic cutting hemostatic knife system transducer;
FIG. 2 is a schematic structural diagram of a transducer of the ultrasonic cutting hemostatic knife system;
the left figure in fig. 3 is a partial enlarged schematic view at K of fig. 2;
the right figure in fig. 3 is a partial enlarged schematic view at L of fig. 2;
FIG. 4 is a perspective view of a device for detaching a transducer of an ultrasonic cutting hemostatic knife system;
FIG. 5 is a cross-sectional view of a device for removing a transducer of the ultrasonic cutting hemostat system;
FIG. 6 is an enlarged partial schematic view at M of FIG. 5;
FIG. 7 is an enlarged partial view of FIG. 6 at N;
FIG. 8 is a schematic view of a structure of a tensioning sleeve of the device for detaching the transducer of the ultrasonic cutting hemostatic knife system;
FIG. 9 is a second cross-sectional view of the device for transducer detachment of the ultrasonic cutting hemostatic knife system;
FIG. 10 is a third cross-sectional view of the device for detaching the transducer of the ultrasonic cutting hemostatic knife system;
FIG. 11 is a fourth cross-sectional view of the device for detaching the transducer of the ultrasonic cutting hemostatic blade system;
FIG. 12 is a perspective view of a device for ultrasonic cutting of a hemostatic blade system for removal of a transducer;
FIG. 13 is a fifth cross-sectional view of the device for detaching the transducer of the ultrasonic cutting hemostatic blade system;
FIG. 14 is an enlarged partial view at O of FIG. 13;
fig. 15 is a partially enlarged schematic view at P of fig. 14.
Detailed Description
To further illustrate the technical means and effects of the present invention adopted to achieve the predetermined objects, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.
As shown in fig. 4 to 5, the invention discloses a device for detaching a transducer of an ultrasonic cutting hemostatic knife system, which comprises a first fixed block 1 and a second fixed block 2 which are arranged at intervals, wherein the second fixed block 2 is connected with a driving mechanism 3 which is used for driving and realizing the change of the distance between the first fixed block 1 and the second fixed block 2, the first fixed block 1 is provided with a first limiting mechanism 4 which is used for limiting a workpiece to move towards the second fixed block 2, the second fixed block 2 is provided with a second limiting mechanism 5 which is used for limiting the workpiece to move towards the first fixed block 1, and the second limiting mechanism 5 at least comprises a limiting protrusion 6 which can be matched with a step and a gap on the surface of the workpiece.
As shown in fig. 5, the second limiting mechanism 5 includes a tensioning mechanism 7, the tensioning mechanism 7 includes a tensioning sleeve 71, and the limiting protrusion 6 is located on an inner wall of an end portion of the tensioning sleeve 71. The tensioning mechanism 7 further comprises a tensioning adjusting block 72 arranged outside the tensioning sleeve 71, and the tensioning adjusting block moves along the axial direction of the tensioning sleeve 71 to enable one end of the tensioning sleeve 71 with the limiting protrusion 6 to contract in the radial direction. The tensioning adjusting block is coaxially sleeved outside the tensioning sleeve 71, and the axial movement of the tensioning adjusting block can enable one end of the tensioning sleeve 71, which is provided with the limiting protrusion 6, to contract radially.
As shown in fig. 6 to 7, the limiting protrusion 6 has a limiting protrusion surface 61 extending along the diameter direction of the tension sleeve 71 and configured to contact with the step surface K1 of the step; as shown in fig. 14 to 15, the limiting protrusion 6 has a limiting protrusion surface 61 extending along the diameter direction of the tension sleeve 71 and configured to contact the inner wall of the slit L1. In both the stopper protrusion 6 shown in fig. 6 to 7 and the stopper protrusion 6 shown in fig. 14 to 15, the stopper protrusion 6 has a stopper protrusion side 62 inclined with respect to the stopper protrusion side 61, and the stopper protrusion 6 has a triangular cross section.
As shown in fig. 8, eight expansion joints 711 are provided at an end of the expansion sleeve 71 away from the second fixed block 2 and are circumferentially spaced along the expansion sleeve 71, the expansion joints 711 extend through the expansion sleeve 71 to the outside and the inside of the expansion joint 711, and open to an end of the expansion sleeve 71 away from the second fixed block 2, an inner side of an end of the expansion adjusting block 72 away from the second fixed block 2 is provided with an inner extending expansion slope 721, and the eight limiting protrusions 6 are uniformly arranged along a circumferential direction of an inner wall of the expansion sleeve 71. The tensioning adjusting block 72 is in threaded fit with the tensioning sleeve 71. And an external thread matched with the thread of the tensioning adjusting block 72 is arranged at the position of the tensioning sleeve 7 deviating from the end part.
As shown in fig. 9 to 10, the second fixing block 2 is provided with a second through hole 21, and one end of the tensioning sleeve 71 extends to the outside of the second through hole 21 and is provided with a second protrusion 73 extending to the outside in the circumferential direction; the second fixing block 2 is provided with a second locking hole 51, the second locking hole 51 is communicated with the second through hole 21, the second locking hole 51 is matched with a second locking piece 52, and the end part of the second locking piece 52 is abutted to the tensioning sleeve 71; the tensioning sleeve 71 is provided with a blind hole 712 which is open towards the circumferential outside, and the second locking element 52 extends into the blind hole 712.
As shown in fig. 5 and 11, the first fixing block 1 and the second fixing block 2 are connected to a guide post 8, the driving mechanism 3 includes a positioning block 31, the positioning block 31 is fixed to one end of the guide post 8, the positioning block 31 is slidably provided with a threaded post 32, and one end of the threaded post 32 is in threaded fit with the second fixing block 2; one end of the threaded column 32 is provided with a handle 321, and the handle 321 is perpendicular to the threaded column 32; the first fixing block 1 is provided with a positioning hole 12, a positioning bolt 13 is in threaded fit in the positioning hole 12, two fixing holes 81 are formed in the guide post 8 and are arranged at intervals along the length direction of the guide post 8, and the end portion of the positioning bolt 13 is located in the fixing holes 81.
As shown in fig. 9, 10, 12 and 13, this embodiment discloses two kinds of fixing covers 41, one for separating the a section from the B section and the other for separating the B section from the C section.
The first fixed block 1 is provided with a first through hole 11, the first limiting mechanism 4 comprises a fixed sleeve 41, one end of the fixed sleeve 41, which is far away from the second fixed block 2, is provided with a first protrusion 42 protruding outwards in the circumferential direction, the fixed sleeve 41 is provided with a matching hole 45 for a workpiece to pass through, and the hole wall of the matching hole 45 of the fixed sleeve 41 is provided with a fixed sleeve protrusion 412 for limiting the movement of the workpiece. The first fixing block 1 is provided with a first locking hole 43, the first locking hole 43 is communicated with the first through hole 11, a first locking piece 44 is matched with the first locking hole 43 in a threaded manner, and the end part of the first locking piece 44 is abutted to the outer wall of the fixing sleeve 41.
As shown in fig. 9 and 10, the fixing sleeve 41 for separating the B-section from the C-section of the workpiece housing is formed of two fixing sleeve single bodies 411, and the two fixing sleeve single bodies 411 are joined together to form the fitting hole 45.
As shown in fig. 12 to 13, the fixing sleeve 41 for separating the a section from the B section of the workpiece housing has an internal thread on the wall of the fitting hole of the fixing sleeve 41 for screw-fitting with the a section of the workpiece.
When the section B of the workpiece shell is required to be separated from the section C of the workpiece shell, the part with the smaller diameter of the section B of the workpiece is wrapped by two fixing sleeve monomers, and the first bulge is close to the section A of the workpiece; then inserting the C section of the workpiece into the first through hole from one side of the first fixing block, which is far away from the second fixing block, until the first bulge is contacted with the first fixing block; then screwing the first locking piece into the first locking hole until the end part of the first locking piece is abutted with the fixing sleeve monomer; then inserting the C section of the workpiece into one end of the tensioning sleeve close to the first fixing block; then, the tensioning adjusting block is rotated, the tensioning sleeve is enabled to contract radially by axial movement of the tensioning adjusting block, the limiting protrusions on the inner side of one end, away from the second fixing block, of the tensioning sleeve move radially until the limiting protrusions stretch into the gap L1, finally, the handle is rotated and drives the threaded column, the second fixing block is enabled to be away from the first fixing block, and the section B of the workpiece is separated from the section C of the workpiece.
When the A section and the B section of the workpiece need to be separated, a fixed sleeve is firstly matched with the A section shell of the workpiece through threads; then inserting the C section of the workpiece into the first through hole from one side of the first fixing block, which is far away from the second fixing block, until the first bulge is contacted with one side of the first fixing block, which is far away from the second fixing block; then screwing the first locking piece into the first locking hole until the end part of the first locking piece is abutted with the fixing sleeve monomer; then inserting the C section of the workpiece into one end of the tensioning sleeve close to the first fixing block; and finally, rotating the handle, driving the threaded column by the handle to enable the second fixed block to be far away from the first fixed block, and separating the section A of the workpiece from the section B of the workpiece.
Or the fixing sleeve is inserted from one end of the first through hole far away from the second fixed block until the first bulge contacts with one side of the first fixed block far away from the second fixed block; then screwing the first locking piece into the first locking hole until the end part of the first locking piece is abutted with the fixing sleeve monomer; then inserting the C section of the workpiece into one end of the tensioning sleeve close to the first fixing block; then, the section A of the workpiece is matched with the thread woolen cloth of the fixed sleeve, then the tensioning adjusting block is rotated and matched with the thread of the tensioning sleeve, the tensioning adjusting block and the tensioning sleeve are radially contracted due to the axial movement between the tensioning adjusting block and the tensioning sleeve, the limiting bulge on the inner side of one end, away from the second fixed block, of the tensioning sleeve radially moves until one side of the limiting bulge is matched with the step K1, finally the handle is rotated and drives the threaded column to enable the second fixed block to be away from the first fixed block, and the section A of the workpiece is separated from the section B of the workpiece.
The ultrasonic cutting hemostatic knife system transducer has the advantages that the transducer of the ultrasonic cutting hemostatic knife system can be conveniently detached and maintained, so that the maintenance cost is reduced. The separation device not only can realize the separation between the section A and the section B of the workpiece shell, but also can be used for separating the section B and the section C of the workpiece shell.
Claims (9)
1. A device for detaching a transducer of an ultrasonic cutting hemostatic knife system is characterized by comprising a first fixed block (1) and a second fixed block (2) which are arranged at intervals, wherein the first fixed block (1) and/or the second fixed block (2) are connected with a driving mechanism (3) which is used for driving and realizing the change of the distance between the first fixed block (1) and the second fixed block (2), the first fixed block (1) is provided with a first limiting mechanism (4) which is used for limiting a transducer workpiece to move towards the second fixed block (2), the second fixed block (2) is provided with a second limiting mechanism (5) which is used for limiting the transducer workpiece to move towards the first fixed block (1), and the second limiting mechanism (5) at least comprises a limiting protrusion (6) which can be matched with a step and a gap on the surface of the transducer workpiece; the first fixing block (1) and the second fixing block (2) are connected with a guide column (8), the driving mechanism (3) comprises a positioning block (31), the positioning block (31) is fixed with one end of the guide column (8), the positioning block (31) is provided with a threaded column (32) in a sliding mode, and one end of the threaded column (32) is in threaded fit with the first fixing block (1) or the second fixing block (2); a handle (321) is arranged at one end of the threaded column (32), and the handle (321) is perpendicular to the threaded column (32); the first fixing block (1) is provided with a positioning hole (12), a positioning bolt (13) is matched with the inner thread of the positioning hole (12), a plurality of fixing holes (81) are formed in the guide column (8) and are arranged along the length direction of the guide column (8) at intervals, and the end portion of the positioning bolt (13) is located in the fixing holes (81).
2. The device for detaching the transducer of the ultrasonic cutting hemostatic knife system according to claim 1, wherein the second limiting mechanism (5) comprises a tensioning mechanism (7), the tensioning mechanism (7) at least comprises a tensioning sleeve (71), and the limiting protrusion (6) is located on an inner wall of an end of the tensioning sleeve (71).
3. The device for detaching the transducer of the ultrasonic cutting hemostatic scalpel system according to claim 2, wherein the tensioning mechanism (7) further comprises a tensioning adjusting block (72) disposed outside the tensioning sleeve (71), and the tensioning adjusting block moves axially along the tensioning sleeve (71) to enable one end of the tensioning sleeve (71) having the limiting protrusion (6) to contract radially.
4. The device for detaching the transducer of the ultrasonic cutting hemostatic scalpel system according to claim 3, wherein the tensioning adjusting block is coaxially sleeved outside the tensioning sleeve (71), and axial movement of the tensioning adjusting block can cause one end of the tensioning sleeve (71) having the limiting protrusion (6) to radially contract.
5. The device for detaching the transducer of the ultrasonic cutting hemostatic knife system according to claim 3 or 4, wherein the tensioning adjusting block (72) is in threaded fit with the tensioning sleeve (71), a plurality of expansion joints (711) are arranged at the end of the tensioning sleeve (71) far away from the second fixed block (2) and circumferentially spaced along the tensioning sleeve (71), the expansion joints (711) penetrate through the tensioning sleeve (71) from the inside and the outside, an opening is formed at one end of the tensioning sleeve (71) far away from the second fixed block (2), an inwardly extending tensioning inclined surface (721) is arranged at the inner side of one end of the tensioning adjusting block (72) far away from the second fixed block (2), and a plurality of limiting protrusions (6) are uniformly arranged along the circumferential direction of the inner wall of the tensioning sleeve (71).
6. The device for detaching the transducer of the ultrasonic cutting hemostatic knife system according to claim 3, wherein the limiting protrusion (6) has a limiting protrusion surface (61) extending along the diameter direction of the tensioning sleeve (71) and used for contacting with the step surface of the step or the inner wall of the gap; the limiting bulge (6) is also provided with a limiting bulge double face (62) which is inclined relative to the limiting bulge single face (61), and the section of the limiting bulge (6) is triangular.
7. The device for detaching the transducer of the ultrasonic cutting hemostatic knife system according to claim 1, wherein the first fixing block (1) is provided with a first through hole (11), the first limiting mechanism (4) comprises a fixing sleeve (41), the fixing sleeve (41) is located in the first through hole (11), one end of the fixing sleeve (41) far away from the second fixing block (2) is provided with a first protrusion (42) protruding outwards in the circumferential direction, the fixing sleeve (41) is provided with a matching hole (45) for a workpiece to pass through, the hole wall of the matching hole (45) of the fixing sleeve (41) is provided with a fixing sleeve protrusion (412) for limiting the movement of the transducer workpiece, or the hole wall of the matching hole (45) is provided with an internal thread structure.
8. The device for detaching the transducer of the ultrasonic cutting hemostatic knife system according to claim 7, characterized in that the first fixing block (1) is provided with a first locking hole (43), the first locking hole (43) is communicated with the first through hole (11), a first locking member (44) is in threaded fit in the first locking hole (43), and the end of the first locking member (44) abuts against the outer wall of the fixing sleeve (41); the fixing sleeve (41) is composed of at least two fixing sleeve single bodies (411), and the at least two fixing sleeve single bodies (411) are spliced to form the matching hole (45).
9. The device for detaching the transducer of the ultrasonic cutting hemostatic knife system according to claim 2, wherein the second fixing block (2) is provided with a second through hole (21), and one end of the tensioning sleeve (71) extends out of the second through hole (21) and is provided with a second protrusion (73) extending towards the outer circumferential side; and/or the second fixing block (2) is provided with a second locking hole (51), the second locking hole (51) is communicated with the second through hole (21), a second locking piece (52) is matched with the second locking hole (51), and the end part of the second locking piece (52) is abutted to the tensioning sleeve (71); the tensioning sleeve (71) is provided with a blind hole (712) which is open towards the circumferential outer side, and the second locking piece (52) extends into the blind hole (712).
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| CN202111499763.1A CN114145811B (en) | 2021-12-09 | 2021-12-09 | Device for detaching transducer of ultrasonic cutting hemostatic knife system |
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| CN202111499763.1A CN114145811B (en) | 2021-12-09 | 2021-12-09 | Device for detaching transducer of ultrasonic cutting hemostatic knife system |
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| CN114145811B true CN114145811B (en) | 2023-03-10 |
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| CN201058424Y (en) * | 2007-06-28 | 2008-05-14 | 上海维思仪器仪表有限公司 | On-line altering device of ultrasonic transducer |
| CN107542797A (en) * | 2016-06-24 | 2018-01-05 | 苏州汉力新材料有限公司 | Expansion sleeve |
| CN110480043A (en) * | 2019-08-20 | 2019-11-22 | 浙江万里扬新能源驱动科技有限公司 | Annular workpieces fixture for processing |
| CN212617266U (en) * | 2020-07-15 | 2021-02-26 | 无锡市和森科技有限公司 | Installation structure of ultrasonic transducer convenient to disassemble and assemble |
| CN214289214U (en) * | 2020-12-12 | 2021-09-28 | 广东亲太智能厨电有限公司 | Ultrasonic transducer |
| CN214489537U (en) * | 2020-12-24 | 2021-10-26 | 中核（天津）机械有限公司 | Novel dismounting device for workpiece end part assembly |
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2021
- 2021-12-09 CN CN202111499763.1A patent/CN114145811B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201058424Y (en) * | 2007-06-28 | 2008-05-14 | 上海维思仪器仪表有限公司 | On-line altering device of ultrasonic transducer |
| CN107542797A (en) * | 2016-06-24 | 2018-01-05 | 苏州汉力新材料有限公司 | Expansion sleeve |
| CN110480043A (en) * | 2019-08-20 | 2019-11-22 | 浙江万里扬新能源驱动科技有限公司 | Annular workpieces fixture for processing |
| CN212617266U (en) * | 2020-07-15 | 2021-02-26 | 无锡市和森科技有限公司 | Installation structure of ultrasonic transducer convenient to disassemble and assemble |
| CN214289214U (en) * | 2020-12-12 | 2021-09-28 | 广东亲太智能厨电有限公司 | Ultrasonic transducer |
| CN214489537U (en) * | 2020-12-24 | 2021-10-26 | 中核（天津）机械有限公司 | Novel dismounting device for workpiece end part assembly |
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| Publication number | Publication date |
|---|---|
| CN114145811A (en) | 2022-03-08 |
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Denomination of invention: Device for disassembling transducer of ultrasonic cutting hemostatic knife system Granted publication date: 20230310 Pledgee: Agricultural Bank of China Limited Dongyang sub branch Pledgor: ZHEJIANG WEDU MEDICAL DEVICES CO.,LTD. Registration number: Y2024330000339 |