CN206120381U - Cutting drive assembly and have this cutting drive assembly's anastomat - Google Patents

Abstract

The utility model discloses a cutting drive assembly and have this cutting drive assembly's anastomat should cut drive assembly and include gear pole, pull rod and push -type broach pole, pull rod one end is connected with the gear pole, the pull rod other end is connected with the push -type broach pole, the gear pole drives the pull rod motion, the pull rod drives the motion of push -type broach pole, the push -type broach pole is used for promoting the cutting knife and carries out the cutting action. Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a pair of cutting drive assembly and have this cutting drive assembly's anastomat can move and follow closely the seam action simultaneously and provide power for the cutting, improved the efficiency of performing the operation. The push -type broach pole can be crooked and follows and rotate the head and rotate, in rotating the angle that the head injectd, the push -type broach pole can transmit power for the cutting knife.

Description

A kind of cutting transmission component and the anastomat with the cutting transmission component

Technical field

This utility model is related to field of surgical, specially a kind of to cut transmission component and the kiss with the holding structure Clutch.

Background technology

At present Minimally Invasive Surgery occupies the critical role in surgical operation, wherein, it is surgical operation that focus is carried out into excision An important ingredient, at present general method is that the operating theater instruments of surgery have a long axle or shaft-like knot Structure, focus is probeed under the cooperation of endoscope by axle or bar, and by lesion resection.

Used as one kind of operating theater instruments, the operation principle of anastomat is that anastomat is clamped in into lesions position to anastomat, is entered Row excision, is sutured focus while excision.

The front end of existing anastomat is typically straight-bar, and cutting driving member is in stays, so that using inconvenience.

In view of drawbacks described above, it is new that this utility model creator obtains this practicality finally through prolonged research and practice Type.

Utility model content

To solve above-mentioned technological deficiency, the technical solution adopted in the utility model is, there is provided one kind cutting transmission component, It includes rack, pull bar and push broach bar, and described pull bar one end is connected with rack, and the pull bar other end connects with push broach bar Connect, the rack drives the pull bar motion, the pull bar to drive the motion of push broach bar, the push broach bar to be used to promote cutter Perform cutting action.

Preferably, the pull bar is connected one end with the push broach bar is provided with pull bar groove, for connecting the push broach bar.

There is push broach bar raised preferably, the push broach bar is connected one end with pull bar, the push broach bar is raised with the pull bar Groove is fixedly connected.

Preferably, the push broach bar includes four sub-links arranged side by side, the push broach bar can bend.

Preferably, described rack one end is provided with clamping groove.

Preferably, the pull bar connects described rack one end is provided with shackle member, the shackle member and the clamping groove It is fixedly connected.

A kind of anastomat of this utility model, it includes cutting transmission component as above.

Compared with the prior art the beneficial effects of the utility model are：The cutting transmission component can be simultaneously dynamic for cutting Make and stapling action provides power, improve the efficiency of operation.The push broach bar can bend and follow rotary head to rotate, and turn In the angle that dynamic head is limited, the push broach bar can transmit power to cutter.

Description of the drawings

Technical scheme in order to be illustrated more clearly that this utility model embodiment, below will be to needed for embodiment description The accompanying drawing to be used is briefly described.

Fig. 1 is clamping subelement external structure schematic diagram；

Fig. 2 is clamping subelement tail end internal structure schematic diagram；

Fig. 3 is staple cartridge tray structure of glide path schematic diagram；

Fig. 4 is nail supporting base internal structure schematic diagram；

Fig. 5 is cutter structural representation；

Fig. 6 is nail bin groupware structural representation；

Fig. 7 is gun barrel overall structure profile；

Fig. 8 is clamping transmission subunit front-end architecture schematic diagram；

Fig. 9 is clamping transmission subunit end construction schematic diagram；

Figure 10 is the first fixed cover structural representation；

Figure 11 is shearing transmission subunit structural representation；

Figure 12 is rotary drive sub-unit structure schematic diagram；

Figure 13 is head position view in rotation；

Figure 14 is rotation STATEMENT OF FEDERALLY SPONSORED structural representation；

Figure 15 is swivel joint schematic internal view；

Figure 16 is the connection diagram of inner core and rotation STATEMENT OF FEDERALLY SPONSORED；

Figure 17 is rotary head structural representation；

Figure 18 is rotating base structural representation；

Figure 19 is locked out bar structural representation；

Figure 20 is control unit left view；

Figure 21 is control unit right view；

Figure 22 is triggering sub-unit structure schematic diagram；

Figure 23 is the first reset switch and the second reset switch connection diagram；

Figure 24 is the first reset switch slideway structure schematic diagram；

Figure 25 is the second reset switch structural representation；

Figure 26 is the second reset switch contact chip and circuit board connection diagram；

Figure 27 is hand-reset lid and manual reset switch position view；

Figure 28 is hand-reset piece and reset of card bit slice connection diagram；

Figure 29 is hand-reset unit and restoring link connection diagram；

Figure 30 is hand-reset unit and device body main body connection diagram；

Figure 31 is to hide insurance subunit position schematic diagram；

Figure 32 is to hide insurance subelement right view；

Figure 33 is to hide insurance subelement left view；

Figure 34 is to contradict insurance sub-unit structure schematic diagram；

Figure 35 is automatic reset structure schematic diagram；

Figure 36 is rotational structure schematic diagram；

Figure 37 is locked out bar structural representation；

Figure 38 is flexible protective casing position view；

Figure 39 is battery unit structure schematic diagram；

Figure 40 is electric machine structure schematic diagram.

Specific embodiment

Below in conjunction with accompanying drawing, and technical characteristic and advantage of other above-mentioned to this utility model are described in more detail.

This utility model is related to a kind of anastomat, and it includes：

One performance element, for realizing clamping, shearing and stapling function action；One gear unit, for power to be transmitted To described performance element；One control unit, for controlling the when program process of above-mentioned functions realization；One power unit, for defeated Go out to be clamped, shear and stapling action power；One battery unit, for powering to motor and circuit.One clamps holding list Unit, is in closure state for maintaining the close handles；One automatically resets unit, for make in non-locking state rotary head from It is dynamic to reset.

Described performance element includes：One clamping subelement, a cutting subelement and a stapling subelement.

As shown in figure 1, to clamp subelement external structure schematic diagram；As shown in Fig. 2 to clamp subelement tail end internal junction Structure schematic diagram.The clamping subelement is used to complete the holding action to treatment target, and described clamping subelement includes：To nail Seat 111 and staple cartridge tray 121, the staple cartridge tray 121 is provided with staple cartridge tray slideway 122, and the two ends of staple cartridge tray slideway 122 are respectively followed closely Storehouse seat slipway location 1 and staple cartridge tray slipway location 2 1222.As shown in figure 3, being staple cartridge tray structure of glide path schematic diagram. The bottom of the staple cartridge tray 121 is provided with a staple cartridge tray glidepath 124.As shown in figure 4, being nail supporting base internal structure schematic diagram.It is described Nail supporting base 111 includes slide rail 1112, nail supporting base forming tank 1113, nail supporting base slide block 1111 and arc groove 1114 on nail supporting base, The nail supporting base slide block 1111 is placed in staple cartridge tray slideway 122, can be slided along staple cartridge tray slideway 122.The arc groove 1114 Outer cover is equipped with the second holster 112, and second holster 112 has a projection, and when the second holster axially-movable, the projection will Power acts on arc groove 1114, for moving nail supporting base slide block 1111.When the nail supporting base slide block 1111 is located at staple cartridge tray At slipway location 2 1222, the open-shaped state of nail supporting base 111.When nail supporting base slide block 1111 is located at staple cartridge tray slipway location 1 During place, nail supporting base 111 is in closure state.The clamping subelement completes staple cartridge tray 121 by the axially-movable of the second holster 112 With the clamping of nail supporting base 111.

As shown in figure 5, being cutter structural representation.The cutting subelement is used for after stapling action to treatment target Carry out shear treatment.Described cutting subelement includes cutter 151.The cutter 151 include：Raised 152 on cutter, Cutting edge 153 and cutter sliding block 154.Raised 152 slide on nail supporting base in slide rail 1112 on the cutter, described Cutter sliding block 154 slides in staple cartridge tray glidepath 124.Cutter back projection 155 is combined with push broach bar 231, The push broach bar 231 promotes cutter 151 to slide, for cutting object.

The stapling subelement is used to complete the stapling action to treatment target.Described stapling subelement includes nail bin group Part.As shown in fig. 6, being nail bin groupware structural representation.The nail bin groupware includes that nail bin 1231, anastomosis staple 1232, first push away Nail piece 1233, the second pushing slice of nail 1234, the 3rd pushing slice of nail 1235, ejector pin slide plate 1236 and nail bin cover 1237.The cutter 151 Ejector pin slide plate 1236 is withstood to moving near nail bin direction, in the presence of ejector pin slide plate 1236, the first pushing slice of nail 1233, second Pushing slice of nail 1234 and the 3rd pushing slice of nail 1235 drive anastomosis staple 1232 to fire upwards, and the anastomosis staple 1232 after percussion clashes into nail supporting base Forming tank 1113, then anastomosis staple 1232 be changed into B fonts, complete suture.

Described gear unit includes：

One clamping transmission subunit, for described clamping subelement transmission holding action；One stapling transmission subunit, For to described stapling subelement transmission stapling action；One shearing transmission subunit, for passing to described cutting subelement Pass shear action；One rotary drive subelement, for clamping subelement transmission spinning movement；One rotates transmission subunit, uses In the rotational angle for locking the clamping subelement.

Wherein, described stapling transmission subunit and shearing transmission subunit shares same structure.

As shown in fig. 7, being gun barrel overall structure profile；It is clamping transmission subunit front-end architecture schematic diagram such as Fig. 8； As shown in figure 9, to clamp transmission subunit end construction schematic diagram.Described clamping transmission subunit includes：Drive link 215, First fixed cover 214, the second fixed cover 213, the first holster 212, closing spring 218, the first connection sheet 2173 and the second connection Piece 2174.As shown in Figure 10, it is the first fixed cover structural representation.First fixed cover 214 passes through the first fixed cover bearing pin 2141 are hinged with drive link 215.First fixed cover 214 is loop configuration, is internally provided with the first fixed cover draw-in groove 2142. First holster 212 is provided with the first holster draw-in groove 2124.Described one end of first holster 212 is put in the first fixed cover 214 Portion so that the first holster draw-in groove 2124 docks placement with the first fixed cover draw-in groove 2142, so as to form annular groove.It is described Second fixed cover 213 is placed in the annular groove, for the first holster of clamping 212.Therefore, first protective case 214, Two protective cases 213 form fixed relationship with first holster 212, define that first holster 212 can only be along described first The defined axial movement of holster 212, but it is not limited in the rotation in axial plane.First holster 212 The other end is connected with the second holster 112 by the first connection sheet 2173 and the second connection sheet 2174 so that first holster 212 Axially-movable can drive the axially-movable of the second holster 112, and then control the opening or closure of nail supporting base 111.

As shown in figure 11, it is to shear transmission subunit structural representation, described shearing transmission subunit includes：Rack 232nd, pull bar 233 and push broach bar 231, the push broach bar 231 include four sub-links arranged side by side, described one end of push broach bar 231 with Cutter 151 are fixedly connected, the other end of push broach bar 231 and the clamping of pull bar 233, and the pull bar 233 also connects with rack 232 Connect.The pull bar 233 is connected one end and is provided with pull bar groove 2331 with the push broach bar 231, for connecting the push broach bar 231. The push broach bar 231 is connected one end with pull bar 233 push broach bar projection 2311, and the push broach bar projection 2311 is recessed with the pull bar Groove 2331 is fixedly connected.The one end of the rack 232 is provided with rack clamping groove 2324, and the pull bar 233 connects the tooth Wheel bar 232 one end is provided with pull bar shackle member 2332, and the pull bar shackle member 2332 is fixed with the rack clamping groove 2324 Connection.

It is rotary drive sub-unit structure schematic diagram such as Figure 12.The rotary drive subelement includes：Rotation fresh idea 251, The holster 212 of swivel joint 252 and first.The rotation fresh idea 251 is connected with the portion of the handle of anastomat, the holster 212 As the part that inside of human body is probeed into by minimally invasive mouth, and an axle can be defined, probe into the other structures of inside of human body It is extended along the axle.

The swivel joint 252 includes relative two part, and two parts connect male by the swivel joint 2521 be connected with swivel joint female 2522 carry out it is affixed.

Shown rotation fresh idea 251 has a rotary flower head portion and a rotary flower head-tail, shown rotary flower head portion It is mutually close with the swivel joint 252.The rotary flower head-tail is in flower shape, to facilitate operator to use.Such as Figure 13 institutes Show, be head position view in rotation.The rotation fresh idea 251 also includes a rotation wrapped up by the swivel joint 252 Interior 2511, the rotation fresh idea 251 is attached by way of clamping with the swivel joint 252, and can be driven The swivel joint 252 carries out being moved along an axial direction defined in first holster 212, the rotation fresh idea 251 can rotate, and the structure for driving other related is rotated, but the swivel joint 252 not necessarily with it is described Rotation fresh idea 251 carries out being rotated in the plane vertical with axle defined in first holster 212 simultaneously.The rotation Fresh idea 251 can drive first holster 212 hanging down with axle defined in first holster 212 when rotating Rotated in straight plane.

It is rotation STATEMENT OF FEDERALLY SPONSORED structural representation such as Figure 14；It is swivel joint schematic internal view such as Figure 15.The rotation connects 252 are provided with a rotation STATEMENT OF FEDERALLY SPONSORED 253, and the rotation STATEMENT OF FEDERALLY SPONSORED 253 is a circulus, is set in the rotation STATEMENT OF FEDERALLY SPONSORED 253 There is linkage to cave in 2531, linkage is raised 2532, clamping groove 2533 and clamping projection 2534.The clamping groove 2533 and clamping Raised 2534 are connected together, for fixedly locked pull lever 2743 away from securing rod 274 one end.The rotation STATEMENT OF FEDERALLY SPONSORED 253 is a circulus, and rotation STATEMENT OF FEDERALLY SPONSORED 253 described first includes the flange of a projection, the flange and the rotation Interior head phase clamping, head can drive the rotation STATEMENT OF FEDERALLY SPONSORED to carry out being transported along the axial direction of the first holster 212 in the rotation Dynamic, this motion in axial direction is realized by the flange with head clamping in the rotation.

The rotation STATEMENT OF FEDERALLY SPONSORED 253 includes that some linkages cave in 2531, and the linkage caves in 2531 along the rotation linkage The outer wall inward wall of part 253 sink, and in outer wall hole shape structure is formed, and in inwall projection is formed, and the linkage caves in 2531 described The projection formed on inwall can be engaged with first holster 212, when the rotation STATEMENT OF FEDERALLY SPONSORED 253 is by head in the rotation When 2511 drives are rotated, first holster 212 can be driven to be rotated, the rotation STATEMENT OF FEDERALLY SPONSORED 253 can be by institute State in rotation 2511 to be rotated, be due to being provided with some linkages raised 2532 in the rotation STATEMENT OF FEDERALLY SPONSORED 253, it is described Dynamic raised 2532 with the rotation in 2511 there is good clamping, when making in the rotation 2511 rotation, drive institute Linkage raised 2532 is stated so as to drive the rotation linkage block 253 to rotate.

It is the connection diagram of inner core and rotation STATEMENT OF FEDERALLY SPONSORED such as Figure 16.There is a tubulose sky in first holster 212 Chamber, including a tubular core 281, the inner core 281 has an axle similar to first holster, but the axle and differs It is fixed exactly the same with the axle of first holster 212.The first inner core is provided with the inner core 281 and lacks block 2811, the second inner core The inner core of scarce block 2812 and the 3rd lacks block 2813.Second inner core lacks block 2812 and can cave in the linkage 2531 to be carried out Match somebody with somebody, when so described rotation linkage block 2531 is rotated, the rotation linkage block 253 can be by lacking with the inner core Linkage effect between block drives the inner core 281 to be rotated.

The rotation fresh idea 251 is rotated linkage block 253 and is rotated by the rotation 2511, the rotation Linkage block 253 is rotated by the rotation that the arranges thereon 2531 drives inner core 281 that caves in first holster 212, is gone forward side by side One step drives other structures to be rotated.

The rotation linkage block 253 is synchronized motion, and institute by the rotation fresh idea 251 by rotation 2511 State swivel joint 252 to wrap in the rotation 2511 with the rotation linkage block 253.The inner core 281 is located at institute State within the first holster 212.

Linkage projection 2532 is provided with the rotation linkage block 253, the linkage block can be with a locking pull lever The locking arranged on 2743 pulls borehole jack to connect such that it is able to drive the locking pull lever 2743 to be moved, so as to drive one A little front-end architectures perform related action.In this process, other dependency structures are also driven, for example catch bar 231.

It is rotary head structural representation such as Figure 17；It is rotating base structural representation such as Figure 18；It is securing rod such as Figure 19 Structural representation.The rotation transmission subunit includes：Rotary head 271, spring catch 2711, rotating base 272, securing rod 274 With locking pull lever 2743, staple cartridge tray 111 is connected with rotary head 271 by spring catch 2711；Rotary head 271 and rotating base 272 sides are connected by latch structure 2722, and rotary head 271 can circumferentially be rotated around the rotating shaft of rotating base 272；Rotating base One locking gathering sill 2723 is arranged at 272 bottoms, Lock spring 2741 is cased with securing rod 274 and is placed in locking in gathering sill 2723, Securing rod 274 can slide in locking gathering sill 2723.The rotary head 271 is provided with ratchet 2712, the end of the ratchet 2712 There are 7 teeth in portion, and there is dentalation 2742 side that contacts with ratchet 2712 of the securing rod 274, and dentalation 2742 can be blocked Any one tooth in ratchet 2712, limits rotary head 271 and rotates.

Securing rod 274 is provided with groove away from one end of rotary head 271, and locking pull lever 2743 is with securing rod 274 by being somebody's turn to do Groove is mutually linked.It is rotation STATEMENT OF FEDERALLY SPONSORED structure chart such as Figure 14.The other end of the locking pull lever 2743 away from securing rod 274 With the rotation clamping of STATEMENT OF FEDERALLY SPONSORED 253.

Rotation fresh idea 251 is pulled to away from the direction of nail supporting base 111, swivel joint 252, rotation STATEMENT OF FEDERALLY SPONSORED can be successively pulled 253rd, pull lever 2743 and securing rod 274 are locked, when dentalation 2742 is separated with ratchet 2712, rotary head 271 can rotate The axis of rotation of dynamic base 272.Suitable angle is turned to, swivel joint 252 is unclamped, the one of tooth of the ratchet 2712 can quilt Dentalation 2742 is blocked, said process, can reach the purpose for rotating staple cartridge tray 121 and nail supporting base 111.

As shown in figure 20, it is described control unit left view；As shown in figure 21, it is described control unit right view.It is described Control unit includes：

One triggering subelement, for trigger action switch；One stops subelement, and for triggering motor stalling action is produced； One hand-reset subelement, for making cutter reset by handle operation；One hides insurance subelement, for hiding trigger, prevents Only false triggering trigger；One contradicts insurance subelement, for limiting trigger, prevents false triggering.

As shown in figure 22, it is to trigger sub-unit structure schematic diagram, the triggering subelement includes：Close handles 39, locking Bearing pin 392, drive link 215, gear pin 311, trigger 31, gear pin 311 and percussion switch 315, close handles 39 pass through Locking bearing pin 392 is connected with device body main body 354, and drive link 215 is hinged with close handles 39 by gear pin 311, trigger 31 It is connected by gear pin 311 with close handles 39, presses the locking tail end 392 in close handles 39, close handles 39 is another End concomitant rotation, drives each connector, realizes holding action.When trigger action 31 is pressed, trigger 31 is contacted in rotary course and hit Send out switch 315.

The stopping subelement including circuit board 317, the first reset switch 331 and the second reset switch 332.The circuit Plate 317 is provided with SW4 buttons 314 and SW5 buttons 316, and the percussion switch 315 is used to trigger SW4 buttons 314.The rack 232 are provided with the first profile of tooth of rack area 2322, the second profile of tooth of rack area 2323 and rack slideway 2321,

As shown in figure 23, it is the first reset switch and the second reset switch connection diagram；As shown in figure 24, it is first multiple Bit switch slideway structure schematic diagram.First reset switch 331 is provided with the first reset switch slideway 3311.Such as Figure 25 institutes Show, be the second reset switch structural representation.Second reset switch 332 be provided with the second reset switch contact chip 333, One slide block 3321 and the second slide block 3322, second slide block 3322 can slide along rack slideway 2321, the first slide block 3321 Contact with the first reset switch slideway 3311.First reset switch 331 is manual trigger switch, when the first reset switch 331 when not triggered manually, and the first slide block 3321 slides in the first reset switch slideway 3311, therefore described second resets Switch 332 will not drive the first reset switch 331 to move in motor process；When the first reset switch 331 is triggered manually When, the first reset switch 331 is initiative structure, and the second reset switch 332 is driven structure, the first reset switch slideway 3311 ends will drive the first slide block 3321 to move.

As shown in figure 26, it is the second reset switch contact chip and circuit board connection diagram.Second reset switch connects Contact 333 can be connected with circuit board 317, for triggering SW5 buttons 316.When rack 232 is transported to the direction of nail supporting base 111 When dynamic, it can drive the second reset switch 332 to slide, and make the second reset switch contact chip 333 connect with circuit board 317 Touch, triggering SW5 buttons 316.When SW4 buttons and SW5 buttons are co-located on non-toggle state, motor 41 does not work.Then press To trigger 31 SW4 buttons can be made in triggering state and SW5 buttons are in non-toggle state, motor 41 works, and motor 41 drives Rack 232 to the direction of nail supporting base 11 is moved, and the rack 232 drives the push broach bar 231 to move, the push broach bar 231 Cutter 151 are driven to cut treatment target.In addition, rack 232 is in the direction motor process of nail supporting base 11, rack The end of slideway 2321 drives second reset switch 332 to move by the second slide block 3322, and then can trigger SW5 buttons 316. When SW4 buttons 314 and SW5 buttons 316 are co-located on triggering state, motor 41 stops operating.Now unclamp trigger 31, trigger 31 return initial position, and percussion switch 315 can unclamp SW4 buttons 314.When SW4 buttons 314 are in non-toggle state, and SW5 When button is in triggering state, the adverse movement of motor 41, so as to pass through the 3rd change-speed gearing 435, the 4th change-speed gearing 48, gear Mutually drive between bar 232, pull bar 233, push broach bar 231, cutter 151 are gradually taken back into original position.Answer when promoting described first During bit switch 331, the end effect of the first reset switch slideway 3311 drives the second reset switch in the first slide block 3321 332 motions, after the triggering SW5 of the second reset switch contact chip 333 buttons 316, motor 41 stops operating.

As shown in figure 27, it is hand-reset lid and manual reset switch position view；As shown in figure 28, it is hand-reset Piece and reset of card bit slice connection diagram；As shown in figure 29, it is hand-reset unit and restoring link connection diagram；Such as Figure 30 It is shown, it is hand-reset unit and device body main body connection diagram.

The hand-reset subelement include hand-reset lid 351, manual reset switch 352, hand-reset piece 353, the Two pins 355, reset of card bit slice 46, restoring link 356 and irregular spring 357.

The manual reset switch 352 is provided with manual reset switch projection 3521.The hand-reset piece 353 is provided with The groove of manual reset switch projection 3521 is accommodated, there is two end faces, respectively hand-reset piece first end face on the groove 3531 and hand-reset piece second end face 3532.

The manual reset switch 352, hand-reset piece 353 and restoring link 356 are by the second pin 355 and device body master Body 354 connects, and the lower section of hand-reset piece 353 is reset of card bit slice 46, and irregular spring 357 and the 3rd reset switch 61 pass through the Three pins 64 are connected with device body main body 354.One end clamping device body main body 354 of the irregular spring 357, its other end with reset Connecting rod 356 is connected, and pressure is acted on down on restoring link 356.The restoring link 356 connects the irregular spring 357 one end is provided with restoring link projection 3561.

After removing hand-reset lid 351, manual reset switch 352 will come out.Manual reset switch 352 is pulled out, Manual reset switch projection 3521 is pressed against hand-reset piece first end face 3531, makes hand-reset piece 353 with manual reset switch 352 rotate.Hand-reset piece second end face 3532 is set to be against plane on reset of card bit slice 46, under external force reset of card bit slice 46 the 4th change-speed gearings 48 of promotion are moved down, and the first retaining spring 45 is pushed.When hand-reset piece 353 slips into reset of card bit slice During 46 indentation, there, hand-reset piece 353 is locked, and now manual reset switch 352 can swing, but can not return initial position.

When manual reset switch 352 swings, restoring link 356 is moved with manual reset switch 352, in motor process, Occlusion the first profile of tooth of rack of restoring link 356 area 2322, so as to drive rack 232 to slide backward.The rack first Profile of tooth is unidirectional tooth in profile of tooth area 2322, and when 356 action of restoring link, rack 232 can only be retreated, it is impossible to be advanced.Work as reset When connecting rod projection 3561 skids off rack the first profile of tooth area 2322, hand-reset function is completed.

As shown in figure 31, it is to hide insurance subunit position schematic diagram.The hiding insurance subelement includes：Trigger 31, Insurance 37, shell 81 and close handles 39.The close handles 39 link with the trigger 31.As shown in figure 32, it is to hide guarantor Dangerous subelement right view；As shown in figure 33, it is to hide insurance subelement left view.The close handles 39 include locking tail end 391 provide one and are easy to operator with locking bearing pin 392, the locking tail end 391 for coordinating with the locking bearing pin 392 The lever force that the locking spanner 39 is closed.The shell 81 surrounds to be formed hides insurance containing cavity, and when locking, tail end 391 is remote From the shell 81 when, the insurance 37 and the trigger 31 are hidden in the hiding insurance containing cavity.The closure handss Handle 39 is not closed, and operator cannot touch the insurance 37 or trigger 31 with handss.Therefore, eliminate and caused due to touching by mistake False triggering risk.

Away from the other end of the locking tail end 391 in the close handles 39, with drive link 215 gear pin is passed through 311 pin joints, the protective case 214 of the drive link 215 and first is by the pin joint of the second protective case bearing pin 2141, second protective case Space with one degree of freedom, can carry out translational motion on the longitudinal axis that it is limited.

In the closing course of the close handles 39, external force makes the locking tail end 391 close to the shell 81, entirely The close handles 39 rotate around the locking bearing pin 392, because first protective case 214 is merely able to translation, so only The gear pin 311 is moved downward under the drive of the close handles 39, and the gear pin 311 is moved downward so that The insurance 37 can depart from the hiding insurance containing cavity with the trigger 31, and operator can be allowed normally to use the insurance 37 with the trigger 31.The insurance 37 is connected by a safety pin shaft 372 with the close handles 39.

The first locating slot 394 and the second locating slot 393 are additionally provided with the close handles 39.37 one end of the insurance set Insurance locating piece is equipped with, the other end is provided with the first insurance projection 371.Insurance locating piece and first locating slot 394 and Second locating slot 393 coordinates, by the position restriction of the insurance 37 is in first locating slot 394 or described second determines In the groove 393 of position.

As shown in figure 34, it is to contradict insurance sub-unit structure schematic diagram.The insurance subelement that contradicts includes：37 Hes of insurance Trigger 31.When the close handles 39 in it is not closed when, the insurance 37 and the trigger 31 are hidden in described hiding Within insurance containing cavity, now, operator is cannot to touch the insurance 37 and the trigger 31, but is not exclusively by other Mode touches the possibility of the trigger 31 when the close handles 39 are in release position, and the close handles 39 are in and close When closing position, trigger 31 can be pulled, but no matter whether the close handles 39 are in closure state, in the insurance 37 In the case of not being opened, the trigger 31 all cannot touch.The back side of the trigger 31 is provided with one and keeps out beam 313, described Keeping out beam 313 can be inconsistent with the described first insurance projection 371, so as to prevent the trigger 31 from pressing further downward.Institute With, only close the close handles 39 and discharge the insurance 37 from hiding safety position with the trigger 31, and Insurance 37 is toggled it to behind release position from latched position, the trigger 31 can be pulled, pull trigger 31 drive is described Trigger triggering block 312 drives other link gear linkages.

As shown in figure 20, it is described control unit left view；It is to clamp to protect described in described control unit right view such as Figure 21 Unit is held including the 3rd reset switch 61, keeper 62 and back-moving spring 63.3rd reset switch 61 and device body main body 354 Connected with the 3rd pin 64, and the 3rd reset switch 61 is blocked with irregular spring 357.The fixing end of the keeper 62 passes through 4th pin 65 is connected with device body main body 354.After close handles 39 reach make position, the 3rd reset switch 61 is flicked, and is closed Close the semi arch tail end of handle 39 and snap in the front end of the 3rd reset switch 61, while the tail end of the 3rd reset switch 61 is higher by keeper 62, In the effect of back-moving spring 63, make the bounce-back of keeper 62 snap in the afterbody of the 3rd reset switch 61 lower section, make the 3rd reset switch 61 It is locked, can hear " click " because keeper 62 makes keeper 62 clash into the 3rd reset switch 61 under the effect of back-moving spring 63 Sound.

The keeper 62 is connected with the rack 232, and the positioning will be driven in the reseting procedure of the rack 232 Part 62 links, and close handles 39 are reached after make position, make the 3rd reset switch 61 locked, and the 3rd reset switch 61 is in rack 232 do not reset before can not rotate all the time.It is described reseting procedure middle gear bar 232 drive keeper 62, compression reseting spring 63, After the mobile terminal of the keeper 62 departs from the 3rd reset switch 61, the 3rd reset switch 61 is free to rotate.

Extruding close handles 39, then promote forward the 3rd reset switch 61, the front end of the 3rd reset switch 61 is turned upwards It is dynamic to depart from the back plan of close handles 39.When pressure is still located on the switch of the 3rd reset switch 61, release close handles 39 exist The effect of closing spring 218 is lower to promote the first fixed cover 214, the second fixed cover 213, drive link 215 close handles 39 is returned just Beginning position, because the effect of closing spring 218 makes the first fixed cover 214, the second fixed cover 213, the first holster 212, the first aluminum The 2171, second aluminum circle 2172 of circle, flexible protective casing 2175, the first connection sheet 2173, the second connection sheet 2174, the second holster 112 Initial position is return backward, is opened after the release of nail supporting base 111.

As shown in figure 35, it is automatic reset structure schematic diagram；As shown in figure 36, it is rotational structure schematic diagram.It is described automatic Reset unit includes rotating base 272, rotary head 271 and release link 273.The rotating base 272 is used as the unit that automatically resets Main body supporting structure, support is played a part of with the release link 273 to the rotary head 271.

It is provided with the rotating base 272 and the quantity identical reset guide groove 2721 of the release link 273, the reset Guide groove 2721 has opening near one end of the rotary head 371, and the reset guide groove 2721 is away from the one of the rotary head 271 End is provided with plug.

The reset guide groove 2721 is used to provide the space slided for the release link 273, includes in the release link 273 The one reset limited block 2731 for swelling, 2731 position-limiting actions of the reset limited block, for preventing the release link 273 from deviating from The reset guide groove 2721, the corresponding middle end of upper section of reset guide groove 2721 is provided with logical for the reset limited block 2731 The open segment crossed.

The release link 273 with the reset limited block 2731 as division limits, including reset front end 2733 and reset after End 2732, the reset front end 2733 is partially disposed within the reset guide groove 2721 with the reset rear end 2732, The direction of motion for making the release link 273 is limited by the reset guide groove 2721.The reset front end 2733 resets including one Contact head 2734, the reset contact head 2734 is contradicted with the moment of rotation jag 2713 of setting on the rotary head 271, shape Into resistance surface.It is attached by latch structure 2722 between the rotary head 271 and the rotating base 272, makes the rotation 271 can be rotated around the latch structure 2722.

Locking gathering sill 2723 is provided with the rotating base 272 to be used to provide accommodation space for securing rod 274.

As shown in figure 37, it is securing rod structural representation；The front end of the securing rod 274 is provided with dentalation 2742, institute Stating dentalation 2742 can mutually be engaged with the ratchet 2712 arranged on the rotary head 271, so as to realize to the rotary head 2712 fixation；The other end, the securing rod 274 is connected with locking pull lever 2743, and can pull in the locking Under the pulling of bar 2743, the disengaging between the dentalation 2742 and the ratchet 2712, the locking gathering sill are realized The Lock spring 2741 or other elastic constructions being enclosed within the securing rod 274 is provided with 2723 so that draw in the locking Lever 2743 is removed after pull-back forces, can realize being engaged again between the dentalation 2742 and the ratchet 2712, So as to retighten the rotary head 271.The securing rod 274 also has a locking bulging section, for locking gathering sill 2723 coordinate, and block the Lock spring 2741.

As shown in figure 38, it is flexible protective casing position view；As shown in figure 39, it is the 3rd protective case position view. It is provided with one end in the release link 273 to offset with the reset limited block 2731, the other end offsets with the open segment tail end Spring structure, the spring is always to provide the power for making the release link 273 move to the rotary head.

During working condition, the securing rod 274 is pulled to released state from lock-out state, meanwhile, rotary head is in front end Rotated around the latch structure 2722 under the drive of structure, wait to turn to after default proper angle, the locking is pulled Bar 2743 removes motive force, and the securing rod 274 is under the effect of the spring 2741 again between the rotary head 271 Form fixed occlusion.

Due to the rotation of the rotary head 271, make between the rotation jag 2713 and the reset contact head 2734 Produce relative motion, the rotary head 271 has two contact surfaces with the release link 273, during this motion this Two contact surfaces are rotated with the rotary head 271 around the latch structure 2722, and one of them does not receive the active force shadow of rotary head 272 Loud release link, holding position is constant, and in addition the reset contact head 2734 of a release link is by the rotation of the jag 2713 Driven, compressed the spring in release link 273 described in this root, this root release link 273 is moved backward.When the locking is pulled When bar 2743 again retracts the securing rod 274, depart between the ratchet 2712 and the dentalation 2742, in pressure Spring in the release link 273 of contracting state progressively recovers to non-compressed state, and spring-return pushes dynamic whole rotary head 271 around institute State latch structure 2722 to be rotated, so that the rotary head 271 resets.After the rotary head 271 resets, the locking is pulled Bar 2743 recalls motive force, and the securing rod 274 travels forward in the presence of the Lock spring 2741, is the dentation knot Structure 2742 is engaged again with the ratchet 2712, and whole action is completed.

The rotary head 271 is placed in second holster 112, and the rotating base 272 is placed on the first holster 212 It is interior, by the connection sheet 2174 of first connection sheet 2173 and second between first holster 212 and second holster 112 It is attached, on first holster 212 and second holster 112 pin-and-hole, first connection sheet 2173 and is equipped with Two connection sheets 2174 are provided with circular protrusions as bearing pin.

For the connection sheet between the holster 112 of first holster 212 and second, quantitatively it is not defined, but Two are at least should be, and the circular protrusions in the connection sheet 2174 of first connection sheet 2173 or second should also be as at least two It is individual, one of them and the pin joint of the first holster 212, another be the pin joint of the second holster 112.

The unit that automatically resets also includes push broach bar protective case 276, and the push broach bar protective case 276 is used for push broach bar 231 carry out spacing, and the push broach bar protective case 276 is provided with a narrow chamber 2761 and passes through for the push broach bar 231, for preventing Push broach bar 231 produces larger vibration and skew when rotating or automatically reseting.

As shown in figure 39, it is battery unit structure schematic diagram, the battery unit includes four batteries 53, wherein two economize on electricitys Pond is connected respectively with the first cell connector 56, the second cell connector 57.The battery 53 is connected on by power consumption module 54 Together, and it is positioned in battery carrier 52 and cell box shell 55, then is sealed by battery case cover plate 51.

The power unit includes electric machine assembly 4, and the electric machine assembly 4 includes motor 41 and the such as Figure 40 institutes of gearbox body 43 Show, be Figure 40 be electric machine structure schematic diagram.Motor 41 is fixed with motor sheath 42 with two pieces of screws, the first plastics change-speed gearing 431st, first stud gear 433, the second plastics change-speed gearing 432, second stud gear 434, the 3rd change-speed gearing 435 load and become Fast casing 43 is interior, bushing 44 is inserted in the 3rd change-speed gearing 435, and electric machine assembly 4 is screwed in device body main body 354.The Four change-speed gearings 48, the first retaining spring 45 and reset of card bit slice 46 are connected with the first pin 47 with device body main body 354, and the 4th becomes Fast gear 48 is engaged with the 3rd change-speed gearing 435, and the 4th change-speed gearing 48 is also engaged with rack 232.

Preferred embodiment of the present utility model is the foregoing is only, is merely illustrative for this utility model, and It is nonrestrictive.Those skilled in the art understanding, can be to it in the spirit and scope that this utility model claim is limited Many changes are carried out, is changed, in addition it is equivalent, but fall within protection domain of the present utility model.

Claims (7)

1. it is a kind of to cut transmission component, it is characterised in that the cutting transmission component includes rack, pull bar and push broach bar, described Pull bar one end is connected with rack, and the pull bar other end is connected with push broach bar, and the rack drives the pull bar motion, institute Stating pull bar drives the motion of push broach bar, the push broach bar to be used to promote cutter to perform cutting action.

2. cutting transmission component according to claim 1, it is characterised in that the pull bar is connected one end with the push broach bar Pull bar groove is provided with, for connecting the push broach bar.

3. cutting transmission component according to claim 2, it is characterised in that the push broach bar is connected one end with pull bar to be pushed away Knife bar is raised, and the push broach bar is raised to be fixedly connected with the pull bar groove.

4. cutting transmission component according to claim 3, it is characterised in that the push broach bar includes four sons arranged side by side even Bar, the push broach bar can bend.

5. cutting transmission component according to claim 4, it is characterised in that described rack one end is provided with clamping groove.

6. cutting transmission component according to claim 5, it is characterised in that the pull bar connects described rack one end and sets There is shackle member, the shackle member is fixedly connected with the clamping groove.

7. a kind of anastomat, it is characterised in that it includes the cutting transmission component as described in arbitrary in claim 1-6.