CN218075245U - Full-wrapping sphere type S-shaped bracket - Google Patents

Abstract

The utility model relates to a wrap up spheroid formula S-shaped support entirely belongs to the medical instrument field. The utility model discloses an actuating mechanism, its structural feature lies in: the clamping mechanism is arranged on the upper part of the driving mechanism; the universal support comprises a plurality of universal units, each universal unit comprises a base, a round support, a ball body, a steel rope sleeve and a positioning pin, the ball body in two adjacent universal units is supported on the upper portion of the base of the first universal unit through the round support, the lower portion of the base of the second universal unit is arranged on the round support, the lower end of the steel rope sleeve is arranged on the ball body, and the upper end of the steel rope sleeve is arranged on the base of the second universal unit through the positioning pin.

Description

Full-wrapping sphere type S-shaped bracket

Technical Field

The utility model relates to a wrap up spheroid formula S-shaped support entirely belongs to the medical instrument field.

Background

The support is used as a clinical fixer, is common in a rhinoscope and a laryngoscope, and the original support can only work in the left-right direction and can not work in the up-down direction, so that the use is inconvenient. Snakelike support among the prior art is mostly for the structure setting of half parcel spheroid formula, the intensity of the snakelike support of half parcel spheroid formula is lower, drop easily when the heavier surgical instruments of centre gripping weight, snakelike support among the prior art lacks corresponding fine setting structure simultaneously, it is too big often to lead to the range of adjustment when needs are finely tuned surgical instruments, influence the normal clear of operation, snakelike support among the prior art is difficult to realize the holistic angle modulation of support when fixing on the operation table through fixed establishment in addition.

In view of this, a serpentine-shaped bracket is disclosed in patent document 201420813205.7, and the gimbal in the present application is different from the structure of the knuckle in the prior art, and the prior art does not have a corresponding fine adjustment mechanism; in view of the above, patent document No. 201920397213.0 discloses a multi-joint stent for fixing a surgical instrument, and the fixing mechanism in the present application is different from the fixing method of the above-described suspension fixator in the related art, and the gimbal in the present application is different from the structure of the above-described serpentine stent in the related art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the above-mentioned not enough that exists among the prior art, and provide a structural design is reasonable wraps up spheroid formula S-shaped support entirely.

The utility model provides a technical scheme that above-mentioned problem adopted is: this wrap up spheroid formula snaking rack entirely, including actuating mechanism, its structural feature lies in: the clamping mechanism is arranged on the upper part of the driving mechanism; the universal support comprises a plurality of universal units, each universal unit comprises a base, a round support, a ball body, a steel rope sleeve and a positioning pin, the ball body in each two adjacent universal units is supported on the upper portion of the base of the first universal unit through the round support, the lower portion of the base of the second universal unit is arranged on the round support, the lower end of the steel rope sleeve is arranged on the ball body, and the upper end of the steel rope sleeve is arranged on the base of the second universal unit through the positioning pin.

Furthermore, the universal support further comprises a connecting cover and a transition cap, wherein the base of the universal unit positioned at the lowermost end in the universal units is arranged on the connecting cover, and the base of the universal unit positioned at the uppermost end in the universal units is arranged on the transition cap. The base in the universal units at the lowermost end and the uppermost end can be conveniently fixed by arranging the connecting cover and the transition cap, so that the angle adjustment in any direction can be realized by a plurality of universal units in the universal unit.

Furthermore, the base comprises an upper ball seat, a lower ball seat, a base sleeve body and an upper clamping table, the upper ball seat and the lower ball seat are respectively arranged at two ends of the base sleeve body, the upper clamping table is arranged in the base sleeve body, and a pin hole for installing a positioning pin is formed in the base sleeve body. Wrap up spheroidal lower part through the middle and upper ball seat of first universal unit, the rethread circle holds in the palm and wraps up spheroidal upper portion, and the ball seat holds in the palm the chucking with the circle in the middle and lower ball seat of accessible second universal unit when taut, and then fixes the spheroid.

Furthermore, the upper portion of the steel rope sleeve is provided with a positioning ring, the positioning ring is in contact with the upper clamping table, a positioning groove is formed in the positioning ring, and one end of the positioning pin is located in the positioning groove. The steel rope sleeve can be limited to rotate, and then the steel rope sleeve can only slide along the positioning pin.

Further, the spheroid sets up on last ball seat, be provided with down ka tai and spheroid activity hole on the spheroid, the lower extreme and the lower ka tai contact of steel rope cover, the spheroid activity hole is the setting of horn mouth column structure. The ball body is provided with a ball body moving hole in a bell mouth-shaped structure to prevent the steel rope from being clamped when the ball body rotates.

Further, the circular support comprises a threaded ring, an arc-shaped body and an elastic groove, the arc-shaped body is arranged on the threaded ring, the elastic groove is formed in the threaded ring and the arc-shaped body, the threaded ring is connected with the upper ball seat through threads, the inner side of the arc-shaped body is in contact with the ball body, and the outer side of the arc-shaped body is in contact with the lower ball seat. Can install the spheroid in last ball seat through setting up the screw ring, the spheroid can be at the space internal rotation that arc body and last ball seat formed during the lax state, can make the elastic groove shrink when ball seat is with the arc body chucking down in through the second universal unit, and then hold the spheroid tightly through the arc body to realize the locate function of arbitrary angle.

Further, fixed establishment includes the fixing base, turns over the grillage, turns over board, clamp plate, fixed sleeve, swivel casing, taut sleeve, straining rod, rotatory fixed disk, taut fixed disk, accommodate the lead screw and taut cap, fixed sleeve runs through with the fixing base, swivel casing sets up in fixed sleeved pipe, swivel casing's one end is fixed with turning over the grillage, rotatory fixed disk and swivel casing threaded connection, taut sleeve and taut cap all set up in swivel casing, taut sheathed tube one end and taut cap are connected, taut sheathed tube other end is connected with taut fixed disk, taut cap and straining rod threaded connection, the straining rod is connected with turning over the board, turn over the board setting on turning over the grillage, accommodate the lead screw setting on turning over the board, the clamp plate sets up on accommodate the lead screw.

Furthermore, the fixing mechanism further comprises an anti-falling cap and a fixing pad, two ends of the fixing sleeve are respectively provided with one fixing pad, and the other end of the rotating sleeve is provided with the anti-falling cap. The angle of the turning plate is fixed by screwing the tensioning fixing disc, the pressure plate is tightly pressed at a required fixed position by screwing the adjusting screw rod, the clamping block is rotationally connected with the clamping screw rod through a screw, the distance of the clamping block in the clamping support is adjusted by the clamping screw rod in a screw hole of the clamping support, and the size of different medical instruments is met.

Further, actuating mechanism includes cylinder, stroke cover, steel cable, wire rope seat, fastening nut and is the stroke groove that waist type structure set up, the cylinder setting of cylinder is on the fixing base, the stroke cover sets up on the piston rod of cylinder, the stroke groove sets up on the stroke cover, and the stroke groove runs through with the fixed sleeving, the steel cable runs through with universal bracket, and the both ends of steel cable respectively install a wire rope seat, and one of them wire rope seat is connected with the stroke cover, and another wire rope seat passes through fastening nut and sets up on the base that lies in the universal unit of upper extreme.

Further, actuating mechanism still includes valve body, case, button, return spring, inlet port, exhaust hole, cylinder connecting hole, intake pipe, cylinder connecting pipe and valve pocket, the valve body sets up on the transition cap, inlet port, exhaust hole, cylinder connecting hole and valve pocket all set up on the valve body, and inlet port, exhaust hole and cylinder connecting hole all communicate with the valve pocket, the case sets up in the valve pocket, the button sets up on the case, the return spring suit is on the case, and return spring's both ends respectively with valve body and button butt, inlet port and cylinder connecting hole are connected with the cylinder through intake pipe and cylinder connecting pipe respectively. Because the stroke groove which is in a waist-shaped structure is arranged in the row Cheng Taoshang, the fixed sleeve cannot be influenced when the stroke sleeve is driven by the air cylinder to move up and down, when the angle of the clamping support needs to be adjusted, the button valve core is pressed to move to the lower limit, the air inlet hole is closed, the exhaust hole is communicated with the air cylinder connecting hole through the valve cavity, the air cylinder is in an unstressed state, and the steel rope is in a loose state.

Further, fixture includes centre gripping fixing base, centre gripping fixing cap, the fixed cover of centre gripping, damping post swivel nut, damping spring, centre gripping fine setting ball, clamping support, grip block and clamping screw, the centre gripping fixing base passes through the centre gripping fixing cap and sets up on the valve body, the damping post passes through the damping post swivel nut and sets up on the fixed cover of centre gripping, damping spring's both ends respectively with valve body and damping post butt, centre gripping fine setting ball passes through the centre gripping fixing cap and sets up on the centre gripping fixing base, and centre gripping fine setting ball and damping post contact, the clamping support sets up on centre gripping fine setting ball, clamping screw sets up on the clamping support, the grip block sets up on clamping screw.

Further, fixture still includes fixing base ka tai, fixed cover ka tai and damping post ka tai, the fixing base ka tai sets up on the centre gripping fixing base, fixed cover ka tai sets up on the fixed cover of centre gripping, damping post ka tai sets up on the damping post, fixing base ka tai and valve body contact, fixed cover ka tai and fixing base ka tai contact, damping post swivel nut and damping post ka tai contact. When the clamping fixing cap is unscrewed, the angle can be adjusted in any direction within a certain range, the damping column is jacked upwards through the damping spring, the damping column rises by a small distance, the damping column is tangent to the clamping fine adjustment ball, the clamping fine adjustment ball is loosened with a damping effect to avoid the clamping support to shake at will, the angle of the clamping fine adjustment ball can be adjusted through the damping spring to achieve fine adjustment of the position of the clamping support, and the adjustment range of the clamping fine adjustment ball is prevented from being too large when the clamping fixing cap is unscrewed.

Compared with the prior art, the utility model has the advantages of it is following: the fully-wrapped sphere type S-shaped support wraps the whole sphere through the upper ball seat and the arc-shaped body, the arc-shaped body is screwed on the upper ball seat through the thread ring so as to realize installation of the sphere, arbitrary angle adjustment of the sphere can be realized when the arc-shaped body is not subjected to external force, and when the arc-shaped body is subjected to the pressure of the lower ball seat, the elastic groove is formed in the arc-shaped body, so that the arc-shaped body can be extruded and deformed through the lower ball seat, the sphere is pressed by the arc-shaped body, and the sphere is positioned;

when the clamping fixing cap is unscrewed, the damping column is jacked upwards through the damping spring, so that the damping column is in contact with the clamping fine tuning ball, the clamping fine tuning ball has a damping effect when loosened, the clamping support is prevented from shaking randomly, and the phenomenon that the adjustment amplitude of the clamping fine tuning ball is too large when the clamping fixing cap is unscrewed is avoided;

the angle of the turning plate is fixed by screwing the tensioning fixing disc, the pressure plate is tightly pressed at a required fixed position by screwing the adjusting screw rod, the clamping block is rotationally connected with the clamping screw rod through a screw, the distance of the clamping block in the clamping support is adjusted by the clamping screw rod in a screw hole of the clamping support, and the size of different medical instruments is met.

Drawings

Fig. 1 is a schematic perspective view of a fully-wrapped spherical serpentine stent according to an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a fully-wrapped spherical serpentine stent according to an embodiment of the present invention.

Fig. 3 isbase:Sub>A schematic view of the cross-sectional structurebase:Sub>A-base:Sub>A in fig. 2.

Fig. 4 is a schematic perspective view of a fixing mechanism according to an embodiment of the present invention.

Fig. 5 is a schematic front view of a fixing mechanism according to an embodiment of the present invention.

Fig. 6 is a schematic view of a sectional structure B-B in fig. 5.

Fig. 7 is a schematic perspective view of a clamping mechanism according to an embodiment of the present invention.

Fig. 8 is a front view structure diagram of the clamping mechanism according to the embodiment of the present invention.

Fig. 9 is a schematic view of the cross-sectional structure C-C of fig. 8.

FIG. 10 is a schematic view of the D-D decking configuration of FIG. 8.

Fig. 11 is a schematic perspective view of a gimbal according to an embodiment of the present invention.

Fig. 12 is a front view structural schematic diagram of the universal bracket according to the embodiment of the present invention.

Fig. 13 is a schematic view of the structure of section E-E in fig. 12.

Fig. 14 is an exploded view of a gimbal according to an embodiment of the present invention.

Fig. 15 is a front view structural schematic diagram of the universal bracket according to the embodiment of the present invention.

Fig. 16 is a schematic view of the cross-sectional F-F structure of fig. 15.

Fig. 17 is a schematic perspective view of a base according to an embodiment of the present invention.

Fig. 18 is a schematic perspective view of a circular holder according to an embodiment of the present invention.

Fig. 19 is a schematic perspective view of a sphere according to an embodiment of the present invention.

Fig. 20 is a schematic perspective view of a steel rope sling according to an embodiment of the present invention.

In the figure: a fixing mechanism 1, a driving mechanism 2, a universal bracket 3, a clamping mechanism 4,

A fixed seat 11, a flap frame 12, a flap 13, a pressure plate 14, a fixed sleeve 15, a rotary sleeve 16, a tensioning sleeve 17, a tensioning rod 18 a rotary fixed disc 19, a tightening fixed disc 110, an anti-drop cap 111, an adjusting screw rod 112, a fixed pad 113, a tightening cap 114,

The air cylinder 21, the stroke sleeve 22, the steel rope 23, the valve body 24, the valve core 25, the button 26, the return spring 27, the air inlet hole 28, the air outlet hole 29, the air cylinder connecting hole 210, the air inlet pipe 2111, the air cylinder connecting pipe 212, the steel rope seat 213, the fastening nut 214, the stroke groove 215, the valve cavity 216, the spring seat and the spring seat,

Universal unit 31, base 32, round support 33, ball 34, steel rope sleeve 35, positioning pin 36, upper ball seat 37, lower ball seat 38, base sleeve 39, upper clamping table 310 a positioning ring 311, a positioning groove 312, a lower clamping table 313, a sphere moving hole 314, a thread ring 315, an arc body 316, an elastic groove 317, a connecting cover 318, a transition cap 319,

The clamping device comprises a clamping fixed seat 41, a clamping fixed cap 42, a clamping fixed sleeve 43, a damping column 44, a damping column threaded sleeve 45, a damping spring 46, a fixed seat clamping table 47, a fixed sleeve clamping table 48, a damping column clamping table 49, a clamping fine-adjustment ball 410, a clamping support 411, a clamping block 412 and a clamping screw 413.

Detailed Description

The present invention will be described in further detail by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not intended to limit the present invention.

Examples are given.

Referring to fig. 1 to 20, it should be understood that the structures, ratios, sizes, etc. shown in the drawings attached to the present specification are only used for matching with the contents disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essence, and any modification of the structures, changes of the ratio relationship, or adjustment of the sizes should still fall within the scope that the technical contents disclosed in the present invention can cover without affecting the efficacy and the achievable purpose of the present invention. Meanwhile, in the present specification, if there are terms such as "upper", "lower", "left", "right", "middle" and "one", they are used for clarity of description only, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof are considered as the scope of the present invention without substantial changes in the technical content.

The all-wrapped sphere type serpentine support in the embodiment comprises a fixing mechanism 1, a driving mechanism 2, a universal support 3 and a clamping mechanism 4, wherein the lower portion of the driving mechanism 2 and the universal support 3 are arranged on the fixing mechanism 1, the upper portion of the driving mechanism 2 is arranged on the universal support 3, and the clamping mechanism 4 is arranged on the upper portion of the driving mechanism 2. The driving mechanism 2 may be motor-driven or cylinder-driven, in this application cylinder-driven.

The gimbal 3 in this embodiment includes a connection cover 318, a transition cap 319, and a plurality of gimbal units 31, wherein the base 32 of the gimbal unit 31 located at the lowermost position among the plurality of gimbal units 31 is disposed on the connection cover 318, and the base 32 of the gimbal unit 31 located at the uppermost position among the plurality of gimbal units 31 is disposed on the transition cap 319. The connection cover 318 and the transition cap 319 are provided to facilitate the fixing of the base 32 in the lowermost and uppermost gimbal units 31, so that the plurality of gimbal units 31 located therein can achieve angle adjustment in any direction.

The universal units 31 in this embodiment include a base 32, a circular support 33, a ball 34, a steel rope sleeve 35 and a positioning pin 36, wherein the ball 34 of two adjacent universal units 31 is disposed on the upper portion (i.e., an upper ball seat 37) of the base 32 of a first universal unit 31 through the circular support 33, the lower portion (i.e., a lower ball seat 38) of the base 32 of a second universal unit 31 is disposed on the circular support 33, the lower end of the steel rope sleeve 35 is disposed on the ball 34, and the upper end of the steel rope sleeve 35 is disposed on the base 32 of the second universal unit 31 through the positioning pin 36.

In general, the base 32 includes an upper ball seat 37, a lower ball seat 38, a base housing 39 and an upper clamping table 310, the upper ball seat 37 and the lower ball seat 38 are respectively disposed at two ends of the base housing 39, the upper clamping table 310 is disposed in the base housing 39, and the base housing 39 is provided with a pin hole for mounting the positioning pin 36. The lower part of the ball body 34 is wrapped through the upper ball seat 37 in the first universal unit 31, the upper part of the ball body 34 is wrapped through the round support 33, and the round support 33 can be tightly clamped through the lower ball seat 38 in the second universal unit 31 when the ball body 34 is tightened, so that the ball body 34 is fixed.

Generally, the positioning ring 311 is disposed on the upper portion of the cable cover 35, the positioning ring 311 contacts the upper clamping platform 310, a positioning groove 312 is disposed on the positioning ring 311, and one end of the positioning pin 36 is disposed in the positioning groove 312. The rotation of the wire rope cover 35 is restricted so that only the wire rope cover 35 can slide along the positioning pin 36.

Normally, the ball 34 is disposed on the upper seat 37, the ball 34 is provided with a lower retainer 313 and a ball moving hole 314, the lower end of the steel rope loop 35 contacts the lower retainer 313, and the ball moving hole 314 is disposed in a bell-mouth structure. The lower end of the steel rope sleeve 35 is limited by the lower clamping table 313, the upper end of the steel rope sleeve 35 is limited by the upper clamping table 310, (taking fig. 13 as an example), when two adjacent universal units 31 are in a loose state, the base 32 in the second universal unit 31 can be rotationally adjusted at any angle relative to the base 32 in the first universal unit 31, and the ball 34 is provided with a ball moving hole 314 in a bell-mouth-shaped structure to prevent the steel rope 23 from being clamped when the ball 34 rotates.

Generally, the circular holder 33 includes a threaded ring 315, an arc-shaped body 316 and an elastic groove 317, the arc-shaped body 316 is disposed on the threaded ring 315, the elastic groove 317 is disposed on both the threaded ring 315 and the arc-shaped body 316, the threaded ring 315 is threadedly coupled to the upper ball seat 37, the inner side of the arc-shaped body 316 contacts the ball 34, and the outer side of the arc-shaped body 316 contacts the lower ball seat 38. Can install spheroid 34 in upper ball seat 37 through setting up threaded ring 315, spheroid 34 can be at the space internal rotation that arc body 316 and upper ball seat 37 formed during the relaxed state, can make the elastic groove 317 shrink when lower ball seat 38 is with arc body 316 chucking in through second universal unit 31, and then hold spheroid 34 tightly through arc body 316 to realize the locate function of arbitrary angle.

The ball 34 is fixedly connected with the steel rope sleeve 35, the lower half part of the ball 34 is tightly connected with the upper ball seat 37 in the first universal unit 31, the upper half part of the ball 34 is tightly connected with the arc-shaped body 316, the arc-shaped body 316 is tightly connected with the lower ball seat 38 in the second universal unit 31, and the positioning pin 36 in the base sleeve body 39 is inserted into the positioning groove 312 of the steel rope sleeve 35, so that the base 32 can move longitudinally and avoid circumferential movement.

The steel rope 23 passes through the reserved ball movable hole 314 and the steel rope sleeve 35, and when the steel rope is in an unstressed state, the ball 34 can be adjusted to any angle within a certain range in the upper ball seat 37; when the force is applied, the pressure on the lower ball seat 38 acts on the arc-shaped body 316 to deform the arc-shaped body 316 through the elastic groove 317, so that the pressure acts on the ball 34, the ball 34 is stressed in the upper ball seat 37, and the whole ball 34 is wrapped in the stressed surface, thereby generating the overall fixing effect.

The fixing mechanism 1 in this embodiment includes a fixing seat 11, a flap frame 12, a flap 13, a pressing plate 14, a fixing sleeve 15, a rotating sleeve 16, a tightening sleeve 17, a tightening rod 18, a rotating fixing disk 19, a tightening fixing disk 110, an anti-drop cap 111, an adjusting screw 112, a fixing pad 113 and a tightening cap 114, where the fixing sleeve 15 penetrates through the fixing seat 11, two ends of the fixing sleeve 15 are respectively provided with one fixing pad 113, the rotating sleeve 16 is disposed in the fixing sleeve 15, one end of the rotating sleeve 16 is fixed to the flap frame 12, the other end of the rotating sleeve 16 is provided with the anti-drop cap 111, the rotating fixing disk 19 is in threaded connection with the rotating sleeve 16, the tightening sleeve 17 and the tightening cap 114 are both disposed in the rotating sleeve 16, one end of the tightening sleeve 17 is connected with the tightening cap 114, the other end of the tightening sleeve 17 is connected with the tightening fixing disk 110, the tightening cap 114 is in threaded connection with the tightening rod 18, the tightening rod 18 is connected with the flap 13, the flap 13 is disposed on the flap frame 12, the adjusting screw 112 is disposed on the flap 13, and the pressing plate 14 is disposed on the adjusting screw 112.

The snake-shaped support can be fixed at a required position by arranging the fixing mechanism 1, when the fixing mechanism 1 is fixed, the rotary fixing disc 19 is connected with the rotary sleeve 16 through threads, the rotary sleeve 16 is pulled to move along the length direction of the rotary sleeve 16 by screwing the rotary fixing disc 19, when the rotary fixing disc 19 is contacted with one fixing pad 113 and the turnover plate frame 12 is contacted with the other fixing pad 113, the turnover plate frame 12, the rotary fixing disc 19 and the fixing seat 11 can be fixed into a whole, so that the fixation of the turnover plate frame 12 is realized, and the rotation of the turnover plate frame 12 is avoided; through twisting taut fixed disk 110, because taut pole 18 passes through threaded connection with taut cap 114, and then realize the push-and-pull of taut pole 18, because the both sides of taut pole 18 and turn over board 13 and pass through the round pin hub connection, turn over board 13 and install on board frame 12 through the round pin axle again, and then can realize fixed the regulation to turning over the angle of board 13 to in order to provide diversified fixed angle, through twisting accommodate the lead screw 112 and realize that clamp plate 14 fixes required position for turning over the lift on the board 13, through clamp plate 14, turn over board 13 and board frame 12 with this serpentine support.

The driving mechanism 2 in this embodiment includes an air cylinder 21, a stroke sleeve 22, an air rope 23, a valve body 24, a valve core 25, a button 26, a return spring 27, an air inlet 28, an air outlet 29, an air cylinder connecting hole 210, an air inlet tube 2111, an air cylinder connecting tube 212, a steel rope seat 213, a fastening nut 214, a stroke groove 215 and a valve cavity 216 arranged in a waist-shaped structure, a cylinder barrel of the air cylinder 21 is arranged on a fixed seat 11, the stroke sleeve 22 is arranged on a piston rod of the air cylinder 21, the stroke groove 215 is arranged on the stroke sleeve 22, the stroke groove 215 is penetrated through a fixed sleeve 15, the steel rope 23 is penetrated through a universal bracket 3, two ends of the steel rope 23 are respectively provided with one steel rope seat 213, one steel rope seat 213 is connected with the stroke sleeve 22, the other steel rope seat 213 is arranged on a base 32 in a universal unit 31 positioned at the uppermost end through the fastening nut 214, the length of the steel rope 23 can be adjusted by screwing the fastening nut 214, the valve body 24 is arranged on a transition cap 319, the air inlet 28, the air outlet 29, the air cylinder connecting hole 210 is arranged on the valve body 24, the valve core 29 is connected with the air cylinder connecting hole 26, the valve cavity 26, the air cylinder connecting tube 26 is connected with the air cylinder connecting hole 26, the air cylinder connecting tube 26, the valve cavity 216, the air cylinder connecting tube 26 is connected with the return spring 26, the air cylinder connecting tube 26, and the return spring 26, the air cylinder connecting hole 26, the valve cavity 216, the air cylinder connecting tube 26, and the air cylinder connecting tube 216, the air cylinder connecting tube 21 are respectively, and the air inlet tube 26.

Because the stroke sleeve 22 is provided with the stroke groove 215 which is arranged in a waist-shaped structure, the fixed sleeve 15 cannot be influenced when the stroke sleeve 22 is driven to move up and down by the air cylinder 21, when the button 26 does not have external force, the valve core 25 moves to the upper limit position under the action of the return spring 27, the exhaust hole 29 is closed, the air inlet hole 28 is communicated with the air cylinder connecting hole 210 through the valve cavity 216, and the air cylinder 21 is in a stressed (working) state; when the button 26 is acted by external force, the valve core 25 moves to the lower limit, the air inlet hole 28 is closed, the air outlet hole 29 is communicated with the air cylinder connecting hole 210 through the valve cavity 216, and the air cylinder 21 is in an unstressed (non-working) state.

The clamping mechanism 4 in this embodiment includes a clamping fixing seat 41, a clamping fixing cap 42, a clamping fixing sleeve 43, a damping column 44, a damping column threaded sleeve 45, a damping spring 46, a fixing seat clamping table 47, a fixing sleeve clamping table 48, a damping column clamping table 49, a clamping fine tuning ball 410, a clamping support 411, a clamping block 412 and a clamping screw 413, wherein the clamping fixing seat 41 is disposed on the valve body 24 through the clamping fixing sleeve 43, the fixing seat clamping table 47 is disposed on the clamping fixing seat 41, the fixing sleeve clamping table 48 is disposed on the clamping fixing sleeve 43, the fixing sleeve clamping table 48 is in contact with the fixing seat clamping table 47, the fixing seat clamping table 47 is in contact with the valve body 24, the damping column 44 is disposed on the clamping fixing seat 43 through the damping column threaded sleeve 45, the damping column clamping table 49 is disposed on the damping column 44, the damping column threaded sleeve 45 is in contact with the damping column clamping table 49, two ends of the damping spring 46 are respectively abutted against the valve body 24 and the damping column 44, the clamping fine tuning ball 410 is disposed on the clamping fixing seat 41 through the clamping fine tuning ball 411, and the clamping screw 413 is disposed on the clamping support 412.

When the clamping fixing cap 42 is screwed down, the damping column 44 can be pressed down by the clamping fine adjustment ball 410, and meanwhile, the damping spring 46 is in a compressed state, so that the position of the clamping bracket 411 can be fixed; when the clamping fixing cap 42 is unscrewed, the angle can be adjusted in any direction within a certain range, the damping column 44 is jacked upwards through the damping spring 46, the damping column 44 rises by a small distance, the damping column 44 is tangent to the clamping fine adjustment ball 410, the clamping fine adjustment ball 410 has a damping effect when being loosened, the clamping support 411 is prevented from shaking randomly, the fine adjustment of the position of the clamping support 411 can be realized by adjusting the angle of the clamping fine adjustment ball 410, the overlarge adjustment range of the clamping fine adjustment ball 410 when the clamping fixing cap 42 is unscrewed is avoided, the clamping block 412 is rotatably connected with the clamping screw 413 through a screw, the distance of the clamping block 412 in the clamping support 411 is adjusted by the clamping screw 413 in a screw hole of the clamping support 411, and the size of different medical instruments is met.

Specifically, when the fully-wrapped sphere-type snake-shaped support is used, the snake-shaped support can be fixed on an operating table or other positions needing to be fixed through the fixing mechanism 1, when the support is fixed, the fixing of the turning plate frame 12 on the fixing seat 11 is realized by screwing the rotary fixing disc 19, the fixing of the angle of the turning plate 13 is realized by screwing the tensioning fixing disc 110, the pressing plate 14 is pressed to the required fixed position by screwing the adjusting screw rod 112, the clamping block 412 is rotationally connected with the clamping screw rod 413 through a screw, the distance of the clamping block 412 in the clamping support 411 is adjusted by the clamping screw rod 413 in the screw hole of the clamping support 411, and the size of different medical instruments is met.

The cylinder 21 is externally connected with an air source, when the button 26 is acted by external force, the valve core 25 moves to the lower limit, the air inlet 28 is sealed, the exhaust hole 29 is communicated with the cylinder connecting hole 210 through the valve cavity 216, the cylinder 21 is in a non-stressed (non-working) state, the steel rope 23 is in a loose state at the moment, the position adjustment of the clamping support 411 can be realized through the arranged universal units 31, after the button is released, the button 26 moves to the upper limit due to the action of the return spring 27 when no external force is acted, the valve core 25 moves to the upper limit, the exhaust hole 29 is sealed, the air inlet 28 is communicated with the cylinder connecting hole 210 through the valve cavity 216, the cylinder 21 is in a stressed (working) state, and then the positioning of the clamping support 411 is realized.

When the position of the clamping support 411 needs to be finely adjusted, the clamping fixing cap 42 can be unscrewed, the angle can be adjusted in any direction within a certain range, the damping column 44 is jacked upwards through the damping spring 46, the damping column 44 rises for a short distance, the damping column 44 is tangent to the clamping fine adjustment ball 410, the damping effect is achieved when the clamping fine adjustment ball 410 is loosened, the clamping support 411 is prevented from shaking randomly, the fine adjustment of the position of the clamping support 411 can be achieved by adjusting the angle of the clamping fine adjustment ball 410, the phenomenon that the adjustment range of the clamping fine adjustment ball 410 is too large when the clamping fixing cap 42 is unscrewed is avoided, when the clamping fixing cap 42 is screwed down, the damping column 44 can be pressed down through the clamping fine adjustment ball 410, meanwhile, the damping spring 46 is in a compression state, and the position of the clamping support 411 can be fixed at the moment.

In addition, it should be noted that the specific embodiments described in the present specification may be different in the components, the shapes of the components, the names of the components, and the like, and the above contents described in the present specification are merely illustrative of the structure of the present invention. All the equivalent changes or simple changes made according to the structure, characteristics and principle of the utility model are included in the protection scope of the utility model. Various modifications, additions and substitutions may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.

Claims (10)

1. The utility model provides a wrap up spheroid formula snaking support entirely, includes actuating mechanism (2), its characterized in that: the device is characterized by further comprising a fixing mechanism (1), a universal support (3) and a clamping mechanism (4), wherein the lower portion of the driving mechanism (2) and the universal support (3) are arranged on the fixing mechanism (1), the upper portion of the driving mechanism (2) is arranged on the universal support (3), and the clamping mechanism (4) is arranged on the upper portion of the driving mechanism (2); gimbal (3) include a plurality of universal units (31), universal unit (31) include that base (32), circle hold in the palm (33), spheroid (34), wire rope cover (35) and locating pin (36), and spheroid (34) hold in the palm the upper portion of (32) setting at first universal unit (31) through circle in two adjacent universal units (31), and the lower part setting of base (32) of second universal unit (31) is held in the palm on circle (33), the lower extreme setting of wire rope cover (35) is on spheroid (34), the upper end of wire rope cover (35) passes through locating pin (36) and sets up on base (32) of second universal unit (31).

2. The fully wrapped spheroid serpentine stent of claim 1, wherein: the universal support (3) further comprises a connecting cover (318) and a transition cap (319), bases (32) of the universal units (31) located at the lowest end in the universal units (31) are arranged on the connecting cover (318), and the bases (32) of the universal units (31) located at the highest end in the universal units (31) are arranged on the transition cap (319).

3. The fully wrapped spheroid serpentine stent of claim 1, wherein: the base (32) include ball seat (37), lower ball seat (38), the base cover body (39) and go up ka tai (310), go up ball seat (37) and set up respectively at the both ends of base cover body (39) with lower ball seat (38), it sets up in the base cover body (39) to go up ka tai (310), be provided with the pinhole that is used for installing locating pin (36) on the base cover body (39).

4. The fully wrapped spheroid serpentine stent of claim 1, wherein: the upper portion of wire rope cover (35) is provided with holding ring (311), holding ring (311) and last ka tai (310) contact, be provided with constant head tank (312) on holding ring (311), the one end of locating pin (36) is located constant head tank (312).

5. The fully wrapped spheroid serpentine stent of claim 1, wherein: spheroid (34) sets up on last ball seat (37), be provided with down ka tai (313) and spheroid activity hole (314) on spheroid (34), the lower extreme and the contact of lower ka tai (313) of wire rope cover (35), spheroid activity hole (314) are the setting of horn mouth column structure.

6. The fully wrapped spheroid serpentine stent of claim 1, wherein: the round support (33) comprises a threaded ring (315), an arc-shaped body (316) and an elastic groove (317), the arc-shaped body (316) is arranged on the threaded ring (315), the threaded ring (315) and the arc-shaped body (316) are provided with the elastic groove (317), the threaded ring (315) is in threaded connection with the upper ball seat (37), the inner side of the arc-shaped body (316) is in contact with the ball body (34), and the outer side of the arc-shaped body (316) is in contact with the lower ball seat (38).

7. The fully wrapped spheroid serpentine stent of claim 1, wherein: the fixing mechanism (1) comprises a fixing seat (11), a turning plate frame (12), a turning plate (13), a pressure plate (14), a fixing sleeve (15), a rotating sleeve (16), a tensioning sleeve (17), a tensioning rod (18), a rotating fixing plate (19), a tensioning fixing plate (110), an anti-falling cap (111), an adjusting screw rod (112), a fixing pad (113) and a tensioning cap (114), wherein the fixing sleeve (15) penetrates through the fixing seat (11), two ends of the fixing sleeve (15) are respectively provided with one fixing pad (113), the rotating sleeve (16) is arranged in the fixing sleeve (15), one end of the rotating sleeve (16) is fixed with the turning plate frame (12), the other end of the rotating sleeve (16) is provided with the anti-falling cap (111), the rotating fixing plate (19) is in threaded connection with the rotating sleeve (16), the tensioning sleeve (17) and the tensioning cap (114) are both arranged in the rotating sleeve (16), one end of the tensioning sleeve (17) is connected with the tensioning cap (114), the other end of the tensioning sleeve (17) is in threaded connection with the tensioning cap (110), the tensioning rod (18) is connected with the tensioning rod (18), the turning plate (13) is arranged on the turning plate frame (12), the adjusting screw rod (112) is arranged on the turning plate (13), and the pressing plate (14) is arranged on the adjusting screw rod (112).

8. The fully wrapped spheroid serpentine stent of claim 1, wherein: the driving mechanism (2) comprises an air cylinder (21), a stroke sleeve (22), a steel rope (23), a steel rope seat (213), a fastening nut (214) and a stroke groove (215) arranged in a waist-shaped structure, a cylinder barrel of the air cylinder (21) is arranged on a fixing seat (11), the stroke sleeve (22) is arranged on a piston rod of the air cylinder (21), the stroke groove (215) is arranged on the stroke sleeve (22), the stroke groove (215) penetrates through a fixing sleeve (15), the steel rope (23) penetrates through a universal support (3), two ends of the steel rope (23) are respectively provided with one steel rope seat (213), one steel rope seat (213) is connected with the stroke sleeve (22), and the other steel rope seat (213) is arranged on a base (32) in a universal unit (31) located at the uppermost end through the fastening nut (214).

9. The fully wrapped spheroid serpentine stent of claim 8, wherein: the driving mechanism (2) further comprises a valve body (24), a valve core (25), a button (26), a return spring (27), an air inlet hole (28), an exhaust hole (29), an air cylinder connecting hole (210), an air inlet pipe (2111), an air cylinder connecting pipe (212) and a valve cavity (216), wherein the valve body (24) is arranged on a transition cap (319), the air inlet hole (28), the exhaust hole (29), the air cylinder connecting hole (210) and the valve cavity (216) are all arranged on the valve body (24), the air inlet hole (28), the exhaust hole (29) and the air cylinder connecting hole (210) are all communicated with the valve cavity (216), the valve core (25) is arranged in the valve cavity (216), the button (26) is arranged on the valve core (25), the return spring (27) is sleeved on the valve core (25), two ends of the return spring (27) are respectively abutted against the valve body (24) and the button (26), and the air inlet hole (28) and the air cylinder connecting hole (210) are respectively connected with the air cylinder (21) through the air inlet pipe (2111) and the air cylinder connecting pipe (212).

10. The fully wrapped spheroid serpentine stent of claim 1, wherein: the clamping mechanism (4) comprises a clamping fixing seat (41), a clamping fixing cap (42), a clamping fixing sleeve (43), a damping column (44), a damping column threaded sleeve (45), a damping spring (46), a fixing seat clamping table (47), a fixing seat clamping table (48), a damping column clamping table (49), a clamping fine-tuning ball (410), a clamping support (411), a clamping block (412) and a clamping screw (413), the clamping fixing seat (41) is arranged on the valve body (24) through the clamping fixing sleeve (43), the fixing seat clamping table (47) is arranged on the clamping fixing seat (41), the fixing seat clamping table (48) is arranged on the clamping fixing sleeve (43), the fixing seat clamping table (48) is in contact with the fixing seat clamping table (47), the damping column (44) is arranged on the clamping fixing seat (43) through the damping column threaded sleeve (45), the damping column clamping table (49) is arranged on the damping column (44), the fixing seat clamping table (47) is in contact with the valve body (24), the damping column threaded sleeve (45) is in contact with the damping column clamping table (49), and the damping column clamping cap (41) is arranged on the clamping fine-tuning ball (410), and the clamping fine-tuning ball (410) is in contact with the damping column (44), the clamping support (411) is arranged on the clamping fine-tuning ball (410), the clamping screw (413) is arranged on the clamping support (411), and the clamping block (412) is arranged on the clamping screw (413).

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