CN109820378B - Polymorphic display device of backbone experimental model - Google Patents
Polymorphic display device of backbone experimental model Download PDFInfo
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- CN109820378B CN109820378B CN201910267832.2A CN201910267832A CN109820378B CN 109820378 B CN109820378 B CN 109820378B CN 201910267832 A CN201910267832 A CN 201910267832A CN 109820378 B CN109820378 B CN 109820378B
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Abstract
The invention relates to a polymorphic display device for a spinal experimental model, which comprises a treading type rotating base, a main board and a fixed display platform, wherein the main board is installed at the upper end of the treading type rotating base, and the fixed display platform is installed at the upper end of the main board. The invention can solve the problems that the existing display device usually hooks and hangs the upper end of the spine model, the fixation is not comprehensive, the spine model can only keep the current form display, the displayed form is single, the display effect is poor, the interactivity between the existing display device and a viewer is low, and the like, and has the advantages that the upper end, the middle end and the lower end of the spine model are simultaneously fixed, the fixation is firm, the viewer can adjust the curvature of the spine model and rotate the spine model, the interactivity is improved, the display effect is improved through the multi-form display, and the like.
Description
Technical Field
The invention relates to the field of spinal model display, in particular to a polymorphic display device for a spinal experimental model.
Background
The spine model is also called a spine model, is an intuitive teaching model in human anatomy teaching, is made of PVC (polyvinyl chloride) materials, displays all main characteristics of each spine, including the spine, nerve roots, spinal arteries, intervertebral disc, transverse processes of the spine and a spine section, and is usually hooked, hung and displayed at the upper end of the spine model by the conventional display device, but the display device has the following defects: 1. the fixation is not comprehensive, the spine model can only keep the current form display, the displayed form is single, and the display effect is poor; 2. the interactivity between existing display devices and viewers is low.
Disclosure of Invention
In view of this, the invention provides a multimodal display device for a spinal experimental model, which can solve the problems that the conventional display device usually hooks and hangs the upper end of the spinal model, the fixation is not comprehensive, the spinal model can only be displayed in the current form, the displayed form is single, the display effect is poor, the interactivity between the conventional display device and a viewer is low, and the like.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a backbone experiment model polymorphic display device, includes that the formula of stepping on rotates base, mainboard and fixed show stand, the formula of stepping on rotate the upper end of base and install the mainboard, fixed show stand is installed to the upper end of mainboard.
The foot-operated type rotating base comprises a bottom plate, a foot-operated mechanism, a rotating column, an annular plate and a protruding plate, the upper end of the bottom plate is connected with the rotating column through a sliding fit mode, the annular plate is installed on the outer wall of the rotating column, the protruding plate is evenly installed on the annular plate along the circumferential direction of the annular plate, the foot-operated mechanism is installed at the right end of the bottom plate, and when the foot-operated type rotating base works, personnel can step on the foot-operated mechanism to rotate the rotating column to drive the fixed display stand to rotate for display.
The foot step on the mechanism and include the balladeur train, the circle spout, the cylinder, extrude protruding branch chain, the screw thread frame, the foot is stepped on the screw thread post and is reset the telescopic link, the balladeur train is installed on the bottom plate, it links to each other with rounding off groove through sliding fit's mode on the bottom plate, rounding off groove installs on the cylinder, be equipped with the business turn over groove along its circumference on the cylinder, be equipped with the protruding branch chain of extrusion in the business turn over inslot, the screw thread frame is installed to the cylindrical upper end, it steps on the screw thread post to be equipped with the foot in the screw thread frame, the lower extreme that the screw thread post was stepped on to the foot links to each other with the bottom plate through the telescopic link that resets, concrete during operation, personnel's single foot is stepped on the foot downwards and is stepped on the screw thread post.
Fixed show stand include adjustable mechanism, the lifter, middle part fixed establishment and upper end fixed establishment, adjustable mechanism installs the front end at the mainboard, the lifter is installed to the rear end of mainboard, the mid-mounting of lifter has middle part fixed establishment, upper end fixed establishment is installed to the upper end of lifter, concrete during operation, middle part fixed establishment, upper end fixed establishment is to the middle part of backbone model, the upper end is fixed, adjustable mechanism fixes the lower extreme of backbone model, and personnel can control the backbone model and crooked, fixed show stand can control it when fixed to backbone model and crooked, the polymorphic show, and interesting strong.
The adjustable mechanism comprises a fixed sliding groove, a displacement frame, an insert rod, an auxiliary spring, a guide rail plate, an arc-shaped sliding groove, a rocking positioning rod, a connecting plate and a locking buckle, wherein the fixed sliding groove is arranged on a mainboard and is connected with the displacement frame in a sliding fit manner, the guide rail plate is arranged on the displacement frame, the guide rail plate is internally provided with the guide rail groove, the upper end of the side wall of the guide rail plate is provided with the arc-shaped sliding groove, the side wall of the guide rail plate is uniformly provided with positioning holes which are positioned below the arc-shaped sliding groove, the rocking positioning rod is arranged in the guide groove, the connecting plate is arranged at the rear end of the rocking positioning rod, the upper end of the connecting plate is connected with the locking buckle through a hinge, the right end of the guide rail plate is connected with the insert rod in a sliding fit manner, the insert rod is connected with the guide rail plate through the auxiliary spring, during specific work, the, the lower extreme of locking knot to the backbone model locks, and the staff's accessible is waved the locating lever and is controlled the bending to the backbone model, polymorphic show, and is interesting strong.
Further, wave the locating lever including slip post, limit slider, press the clamp plate, press the spring and insert the post, the limit slider is installed to the middle part upper end of slip post, limit slider passes through sliding fit's mode and links to each other with the arc spout, the front end cover of slip post is equipped with presses the clamp plate, even has the press spring according to the clamp plate with the front end of slip post, installs according to the rear end of clamp plate and inserts the post, insert the post and insert in the locating hole after the post passes slip post middle part.
Furthermore, the locking buckle comprises a U-shaped frame, an insertion plate and a reset limiting plate, a clamping groove is formed in the rear end of the U-shaped frame, the front end of the U-shaped frame is connected with the insertion plate in a sliding fit mode, and the rear end of the insertion plate is connected with the reset limiting plate through an internal spring.
Further, the lifter include undercarriage, upper ledge, screw thread dwang and slide bar, the upper end of undercarriage links to each other with the upper ledge through sliding fit's mode, the rear end of undercarriage passes through the bearing and links to each other with screw thread dwang lower extreme, the middle part of screw thread dwang passes through threaded transmission mode and links to each other with the upper ledge, the shelf location has the slide bar, evenly is provided with the slot on the slide bar.
Further, middle part fixed establishment include the sliding plate, support the telescopic link, the link, hug closely the wheel, two holding framves, two work springs, two extrusion clamps, the main spring, two pivots and two location picture peg, the sliding plate links to each other with the slide bar through sliding fit's mode, be provided with two dead slots on the sliding plate, the sliding plate links to each other with the link through supporting the telescopic link, the wheel is hugged closely through selling the installation at the middle part of link, both ends link to each other with two holding framves through sliding fit's mode about the link, the holding frame passes through work spring and links to each other with the link, install the pivot through the bearing in the dead slot, the mid-mounting of pivot has the extrusion clamp, the location picture peg is installed to the upper end of pivot, the location picture peg inserts in the slot.
Furthermore, upper end fixed establishment include fixed plate, handle formula screw thread post and coupling hook, the lower extreme of fixed plate is equipped with the ring channel, the middle part of fixed plate passes through the transmission mode of screw thread and links to each other with handle formula screw thread post, the coupling hook is installed through the bearing to the lower extreme of handle formula screw thread post.
Furthermore, the extrusion protruding branched chain include extrusion picture peg, movable pulley and even spring, the extrusion picture peg passes through sliding fit's mode and links to each other with business turn over groove, the movable pulley is installed through the round pin axle in the inner of extrusion picture peg, the extrusion picture peg links to each other with the cylinder inner wall through even spring.
Further, the foot treading threaded column comprises a hollow column, a pedal frame and a reset spring, the hollow column is connected with the threaded frame in a threaded transmission mode, a lifting groove is formed in the inner wall of the hollow column along the circumferential direction of the inner wall of the hollow column, the pedal frame is arranged in the lifting groove, and the pedal frame is connected with the threaded frame through the reset spring.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention has the advantages that the upper, middle and lower ends of the spine model are fixed at the same time, the fixation is firm, the curvature of the spine model and the rotation of the spine model can be adjusted by a viewer, the interactivity is improved, the display effect is improved by the display of various forms, and the like;
2. the invention is provided with the pedal type rotating base, so that a viewer rotates the angle of the spine model by stepping on the foot, the interactivity is improved, and the whole spine model can be observed without moving personnel;
3. the fixed display platform is arranged, the upper end, the middle end and the lower end of the spine model are simultaneously fixed by the fixed display platform, the fixation is firm, a viewer can adjust the curvature of the spine model, and the display effect is improved through the display of various forms.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the bottom plate and the stepping mechanism of the present invention;
FIG. 3 is a cross-sectional view of FIG. 2 of the present invention;
FIG. 4 is a schematic structural diagram of the main board and the adjustable mechanism of the present invention;
FIG. 5 is a schematic structural view of the main plate, the middle fixing mechanism and the upper fixing mechanism of the present invention;
FIG. 6 is a schematic structural view of the intermediate fixing mechanism and the positioning insert plate of the present invention;
FIG. 7 is a schematic view of the fixation of the present invention to a spinal model.
Detailed Description
Embodiments of the present invention will be described below with reference to the drawings. In this process, the width of the lines or the size of the components in the drawings may be exaggerated for clarity and convenience of description.
The following terms are defined based on the functions of the present invention, and may be different depending on the intention of the user or the operator or the convention. Therefore, these terms are defined based on the entire contents of the present specification.
As shown in fig. 1 to 7, a polymorphic display device of a spinal experimental model comprises a treading type rotating base 1, a main board 2 and a fixed display platform 3, wherein the main board 2 is installed at the upper end of the treading type rotating base 1, and the fixed display platform 3 is installed at the upper end of the main board 2.
Fixed show stand 3 include adjustable mechanism 31, lifter 32, middle part fixed establishment 33 and upper end fixed establishment 34, adjustable mechanism 31 installs the front end at mainboard 2, lifter 32 is installed to the rear end of mainboard 2, the mid-mounting of lifter 32 has middle part fixed establishment 33, upper end fixed establishment 34 is installed to the upper end of lifter 32, concrete during operation, middle part fixed establishment 33, upper end fixed establishment 34 is to the middle part of backbone model, the upper end is fixed, adjustable mechanism 31 is fixed the lower extreme of backbone model, and personnel can control the backbone model and crooked, fixed show stand 3 can control it when fixed to the backbone model and crooked, the polymorphic show, and is interesting strong.
The adjustable mechanism 31 comprises a fixed sliding groove 311, a displacement frame 312, an insert rod 313, an auxiliary spring 314, a guide rail plate 315, an arc-shaped sliding groove 316, a rocking positioning rod 317, a connecting plate 318 and a locking buckle 319, wherein the fixed sliding groove 311 is installed on the main board 2, the fixed sliding groove 311 is connected with the displacement frame 312 in a sliding fit manner, the displacement frame 312 is provided with the guide rail plate 315, a guide rail groove is formed in the guide rail plate 315, the arc-shaped sliding groove 316 is installed at the upper end of the side wall of the guide rail plate 315, positioning holes are uniformly formed in the side wall of the guide rail plate 315 and are positioned below the arc-shaped sliding groove 316, the rocking positioning rod 317 is arranged in the guide groove, the connecting plate 318 is installed at the rear end of the rocking positioning rod 317, the upper end of the connecting plate 318 is connected with the locking buckle 319 through a hinge, the right end of the guide rail plate 315 is connected with the insert rod 313 in a sliding fit manner, drive displacement frame 312 according to backbone model lower extreme position and remove suitable position, loosen in inserted bar 313 reinserts mainboard 2, locking buckle 319 locks the lower extreme of backbone model, and the staff's accessible is waved locating lever 317 and is controlled crooked to the backbone model, polymorphic show, and is interesting strong.
The rocking positioning rod 317 comprises a sliding column 3171, a limiting sliding block 3172, a pressing plate 3173, a pressing spring 3174 and an inserting column 3175, the limiting sliding block 3172 is mounted at the upper end of the middle of the sliding column 3171, the limiting sliding block 3172 is connected with an arc sliding groove 316 in a sliding fit mode, the pressing plate 3173 is sleeved at the front end of the sliding column 3171, the pressing plate 3173 is connected with the pressing spring 3174 at the front end of the sliding column 3171, the inserting column 3175 is mounted at the rear end of the pressing plate 3173, the inserting column 3175 penetrates through the middle of the sliding column 3171 and then is inserted into the positioning hole, during specific work, the pressing plate 3173 is pressed to enable the inserting column 3175 to be far away from the positioning hole, a viewer can adjust the sliding column 3171 left and right to adjust the bending degree of the spine model, after adjustment is finished, the inserting column 3175 is.
The locking buckle 319 comprises a U-shaped frame 3191, an insertion plate 3192 and a reset limiting plate 3193, a clamping groove is formed in the rear end of the U-shaped frame 3191, the front end of the U-shaped frame 3191 is connected with the insertion plate 3192 in a sliding fit mode, the rear end of the insertion plate 3192 is connected with the reset limiting plate 3193 through an internal spring, the insertion plate 3192 is inserted into the clamping groove to lock the lower end of the spine model during specific work, and the reset limiting plate 3193 is pressed in opposite directions when the spine model needs to be replaced, so that the insertion plate 3192 is far away from the clamping groove.
The middle fixing mechanism 33 comprises a sliding plate 331, a propping telescopic rod 332, a connecting frame 333, a clinging wheel 334, two clamping frames 335, two working springs 336, two extrusion clamps 337, a main spring 338, two rotating shafts 339 and two positioning insertion plates 340, wherein the sliding plate 331 is connected with the sliding rod 324 in a sliding fit manner, two empty slots are formed in the sliding plate 331, the sliding plate 331 is connected with the connecting frame 333 through propping telescopic rod 332, the clinging wheel 334 is installed in the middle of the connecting frame 333 through a pin shaft, the left end and the right end of the connecting frame 333 are connected with the two clamping frames 335 in a sliding fit manner, the clamping frames 335 are connected with the connecting frame 333 through the working springs 336, the rotating shafts 339 are installed in the empty slots through bearings, the extrusion clamps 337 are installed in the middle of the rotating shafts 339, the positioning insertion plates 340 are installed at the upper ends of the rotating shafts 339, the positioning insertion plates 340 are inserted into the, during operation, personnel press two extrusion clamps 337, two extrusion clamps 337 extrude two holding frames 335 and carry out opposite movement, make two holding frames 335 no longer fix the backbone model, two extrusion clamps 337 pivoted while fix a position picture peg 340 simultaneous movement, the slot is kept away from to location picture peg 340, personnel can drive middle part fixed establishment 33 and go up and down, the lift in-process, support telescopic link 332 and drive and hug closely the rear end that wheel 334 supports at the backbone model all the time, go up and down to suitable position after, loosen two extrusion clamps 337, two holding frames 335 press from both sides the backbone model again, and location picture peg 340 card goes into again and carries out the high localization in the slot.
The upper end fixing mechanism 34 include fixed plate 341, handle formula screw thread post 342 and hooker 343, the lower extreme of fixed plate 341 is equipped with the ring channel, the middle part of fixed plate 341 is passed through threaded transmission mode and is linked to each other with handle formula screw thread post 342, hooker 343 is installed through the bearing to the lower extreme of handle formula screw thread post 342, during specific work, personnel hang the couple of backbone model upper end on hooker 343, drive hooker 343 through rotating handle formula screw thread post 342 and rise, go into the ring channel until hooker 343 card.
The foot-operated type rotating base 1 comprises a bottom plate 11, a foot-operated mechanism 12, a rotating column 13, a ring plate 14 and a protruding plate 15, the upper end of the bottom plate 11 is connected with the rotating column 13 in a sliding fit mode, the ring plate 14 is installed on the outer wall of the rotating column 13, the protruding plate 15 is evenly installed on the ring plate 14 along the circumferential direction of the ring plate, the foot-operated mechanism 12 is installed at the right end of the bottom plate 11, and during specific work, a person can rotate the rotating column 13 through the foot-operated mechanism 12 to drive the fixed display stand 3 to rotate and display.
The foot-stepping mechanism 12 comprises a sliding frame 121, a circular sliding groove 122, a cylinder 123, an extrusion convex branched chain 124, a threaded frame 125, a foot-stepping threaded column 126 and a reset telescopic rod 127, wherein the sliding frame 121 is arranged on the bottom plate 11, the bottom plate 11 is connected with the smooth groove 122 in a sliding fit manner, the circular sliding groove 122 is arranged on the cylinder 123, an inlet and outlet groove is arranged on the cylinder 123 along the circumferential direction, the extrusion convex branched chain 124 is arranged in the inlet and outlet groove, the upper end of the cylinder 123 is provided with the threaded frame 125, the foot-stepping threaded column 126 is arranged in the threaded frame 125, the lower end of the foot-stepping threaded column 126 is connected with the bottom plate 11 through the reset telescopic rod 127, the person steps on the treading threaded column 126 with one foot, the treading threaded column 126 extrudes the extruding convex branched chain 124 through extrusion, and the treading screw column 126 drives the screw frame 125 to rotate, and the screw frame 125 drives the extruded extruding convex branched chain 124 to drive the rotating column 13 to rotate.
The extrusion protrusion branched chain 124 comprises an extrusion inserting plate 1241, a sliding wheel 1242 and a connecting spring 1243, the extrusion inserting plate 1241 is connected with the inlet and outlet slot in a sliding fit manner, the sliding wheel 1242 is installed at the inner end of the extrusion inserting plate 1241 through a pin shaft, and the extrusion inserting plate 1241 is connected with the inner wall of the cylinder 123 through the connecting spring 1243.
The treading threaded column 126 comprises a hollow column 1261, a treading frame 1262 and a return spring 1263, the hollow column 1261 is connected with the threaded frame 125 in a threaded transmission mode, a lifting groove is formed in the inner wall of the hollow column 1261 along the circumferential direction of the hollow column 1261, the treading frame 1262 is arranged in the lifting groove, the treading frame 1262 is connected with the threaded frame 125 through the return spring 1263, and during specific work, the treading frame 1262 is treaded downwards, and the treading frame 1262 extrudes the extrusion insertion plate 1241 to move outwards.
Covering a glass transparent cover: covering the main board 2 with the existing transparent glass cover to protect the fixed display stand 3 and the spine model from dust;
fixing the upper end of the spine model: a person hangs the hook at the upper end of the spine model on the connecting hook 343, and the handle-type threaded column 342 is rotated to drive the connecting hook 343 to rise until the connecting hook 343 is clamped into the annular groove;
fixing the middle part of the spine model: the personnel press the two extrusion clamps 337, the two extrusion clamps 337 extrude the two clamping frames 335 to move oppositely, so that the two clamping frames 335 do not fix the spine model any longer, the two extrusion clamps 337 rotate while the positioning insertion plate 340 moves synchronously, the positioning insertion plate 340 is far away from the slot, the personnel can drive the middle fixing mechanism 33 to lift, in the lifting process, the telescopic rod 332 is propped against to drive the clinging wheel 334 to be always propped against the rear end of the spine model, after the lifting to a proper position, the two extrusion clamps 337 are loosened, the two clamping frames 335 clamp the spine model again, and the positioning insertion plate 340 is clamped into the slot again to perform height positioning;
fixing the lower end of the spine model: the sliding rod 324 is lifted by rotating the threaded rotating rod 323 to ensure that the lower end of the spine model is in contact with the locking buckle 319, then the inserting rod 313 is pulled upwards to drive the displacement frame 312 to move to a proper position according to the position of the lower end of the spine model, the inserting rod 313 is loosened to be inserted into the main board 2 again, and the locking buckle 319 locks the lower end of the spine model;
adjustment of interest of the viewer: the pressing plate 3173 is pressed to make the insertion column 3175 far away from the positioning hole, so that the observer can adjust the sliding column 3171 left and right to adjust the curvature of the spine model, the plug columns 3175 are loosened to be inserted into the positioning holes again, the spine model keeps the current shape, then, the viewer treads downwards on the pedal frame 1262, the pedal frame 1262 extrudes the extrusion plug board 1241 to move outwards, so that the extrusion plug board 1241 is meshed with the convex board 15, the pedal frame 1262 is continuously treaded downwards until the hollow columns 1261 and the pedal frame 1262 descend synchronously, and the hollow columns 1261 drive the treading threaded columns 126, the threaded frame 125 rotates, the threaded frame 125 drives the spine model to rotate at a small angle, the pedal frame 1262 is loosened after the spine model is stepped to the bottom, the pressing inserting plate 1241 is reset firstly and is not meshed with the convex plate 15, and then, the telescopic reduction rod 127 drives the hollow post 1261 to reduce, and the viewer can repeat the above actions until the spine model rotates to a proper angle.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. The utility model provides a backbone experimental model polymorphic display device, includes that the formula of stepping on rotates base (1), mainboard (2) and fixed show stand (3), its characterized in that: the upper end of the pedal type rotating base (1) is provided with a main board (2), and the upper end of the main board (2) is provided with a fixed display platform (3);
the foot-operated type rotating base (1) comprises a bottom plate (11), a foot-operated mechanism (12), a rotating column (13), an annular plate (14) and a convex plate (15), wherein the upper end of the bottom plate (11) is connected with the rotating column (13) in a sliding fit mode, the annular plate (14) is installed on the outer wall of the rotating column (13), the convex plate (15) is evenly installed on the annular plate (14) along the circumferential direction of the annular plate, and the foot-operated mechanism (12) is installed at the right end of the bottom plate (11);
the foot stepping mechanism (12) comprises a sliding frame (121), a smooth groove (122), a cylinder (123), an extrusion convex branched chain (124), a threaded frame (125), a foot stepping threaded column (126) and a reset telescopic rod (127), wherein the sliding frame (121) is installed on the bottom plate (11), the bottom plate (11) is connected with the smooth groove (122) in a sliding fit mode, the circular sliding groove (122) is installed on the cylinder (123), an inlet and outlet groove is formed in the cylinder (123) along the circumferential direction of the cylinder, the extrusion convex branched chain (124) is arranged in the inlet and outlet groove, the threaded frame (125) is installed at the upper end of the cylinder (123), the foot stepping threaded column (126) is arranged in the threaded frame (125), and the lower end of the foot stepping threaded column (126) is connected with the bottom plate (11) through the reset telescopic rod (;
the fixed display platform (3) comprises an adjustable mechanism (31), a lifting rod (32), a middle fixing mechanism (33) and an upper end fixing mechanism (34), wherein the adjustable mechanism (31) is installed at the front end of the main board (2), the lifting rod (32) is installed at the rear end of the main board (2), the middle fixing mechanism (33) is installed in the middle of the lifting rod (32), and the upper end fixing mechanism (34) is installed at the upper end of the lifting rod (32);
the adjustable mechanism (31) comprises a fixed sliding groove (311), a displacement frame (312), an inserted link (313), an auxiliary spring (314), a guide rail plate (315), an arc-shaped sliding groove (316), a rocking positioning rod (317), a connecting plate (318) and a locking buckle (319), solid spout (311) are installed on mainboard (2), link to each other with displacement frame (312) through sliding fit's mode on solid spout (311), install guide rail board (315) on displacement frame (312), be equipped with the guide rail groove in guide rail board (315), arc spout (316) are installed to the lateral wall upper end of guide rail board (315), the guiding inslot is equipped with and shakes locating lever (317), it links board (318) to wave the rear end of locating lever (317), the upper end of linking board (318) is passed through the hinge and is buckled (319) and link to each other, the right-hand member of guide rail board (315) passes through sliding fit's mode and links to each other with inserted bar (313), inserted bar (313) are passed through auxiliary spring (314) and are linked to each other with guide rail board (315).
2. The experimental spinal model polymorphic display device of claim 1, wherein: rocking locating lever (317) include sliding column (3171), spacing slider (3172), press on board (3173), press on spring (3174) and insert post (3175), spacing slider (3172) are installed to the middle part upper end of sliding column (3171), spacing slider (3172) link to each other with arc spout (316) through sliding fit's mode, the front end cover of sliding column (3171) is equipped with press on board (3173), it has press on spring (3174) to press on board (3173) and the front end of sliding column (3171) even, insert post (3175) are installed to the rear end of pressing on board (3173).
3. The experimental spinal model polymorphic display device of claim 1, wherein: the locking buckle (319) comprises a U-shaped frame (3191), an insertion plate (3192) and a reset limiting plate (3193), the front end of the U-shaped frame (3191) is connected with the insertion plate (3192) in a sliding fit mode, and the rear end of the insertion plate (3192) is connected with the reset limiting plate (3193) through a built-in spring.
4. The experimental spinal model polymorphic display device of claim 1, wherein: the lifting rod (32) comprises a lower frame (321), an upper frame (322), a threaded rotating rod (323) and a sliding rod (324), the upper end of the lower frame (321) is connected with the upper frame (322) in a sliding fit mode, the rear end of the lower frame (321) is connected with the lower end of the threaded rotating rod (323) through a bearing, the middle of the threaded rotating rod (323) is connected with the upper frame (322) through a threaded transmission mode, and the sliding rod (324) is installed on the upper frame (322).
5. The experimental spinal model polymorphic display device of claim 1, wherein: the middle fixing mechanism (33) comprises a sliding plate (331), a propping telescopic rod (332), a connecting frame (333), a clinging wheel (334), two clamping frames (335), two working springs (336), two extrusion clamps (337), a main spring (338), two rotating shafts (339) and two positioning inserting plates (340), wherein the sliding plate (331) is connected with the sliding rod (324) in a sliding fit manner, two empty grooves are formed in the sliding plate (331), the sliding plate (331) is connected with the connecting frame (333) through propping the telescopic rod (332), the middle part of the connecting frame (333) is provided with the clinging wheel (334) through a pin shaft, the left end and the right end of the connecting frame (333) are connected with the two clamping frames (335) in a sliding fit manner, the clamping frames (335) are connected with the connecting frame (333) through the working springs (336), the rotating shafts (339) are arranged in the empty grooves through bearings, the middle part of pivot (339) is installed and is extruded clamp (337), and location picture peg (340) are installed to the upper end of pivot (339), even have main spring (338) between two extrusion clamps (337).
6. The experimental spinal model polymorphic display device of claim 1, wherein: the upper end fixing mechanism (34) comprises a fixing plate (341), a handle type threaded column (342) and a connecting hook (343), the middle of the fixing plate (341) is connected with the handle type threaded column (342) in a threaded transmission mode, and the connecting hook (343) is installed at the lower end of the handle type threaded column (342) through a bearing.
7. The experimental spinal model polymorphic display device of claim 1, wherein: extrusion protruding branch chain (124) including extrusion picture peg (1241), movable pulley (1242) and even spring (1243), extrusion picture peg (1241) link to each other with business turn over groove through sliding fit's mode, movable pulley (1242) are installed through the round pin axle in the inner of extrusion picture peg (1241), extrusion picture peg (1241) link to each other with cylinder (123) inner wall through even spring (1243).
8. The experimental spinal model polymorphic display device of claim 1, wherein: the foot treading threaded column (126) comprises a hollow column (1261), a foot treading frame (1262) and a return spring (1263), the hollow column (1261) is connected with the threaded frame (125) in a threaded transmission mode, a lifting groove is formed in the inner wall of the hollow column (1261) along the circumferential direction of the hollow column, the foot treading frame (1262) is arranged in the lifting groove, and the foot treading frame (1262) is connected with the threaded frame (125) through the return spring (1263).
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| CN110464170B (en) * | 2019-09-05 | 2020-08-07 | 杭州金培科技有限公司 | Display stand for chain |
| CN112401591B (en) * | 2020-12-02 | 2021-07-06 | 北京三月雨文化传播有限责任公司 | Diversified convenient display device that art exhibition was used |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108578815A (en) * | 2018-03-03 | 2018-09-28 | 康锐 | A kind of medical Internal Medicine-Cardiovascular Dept. operation device for fixing screen on headrest and fixing means |
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2019
- 2019-04-03 CN CN201910267832.2A patent/CN109820378B/en not_active Expired - Fee Related
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| JP2002369734A (en) * | 2001-06-15 | 2002-12-24 | Okamura Corp | Rotary type commodities display rack |
| JP2010116131A (en) * | 2008-11-11 | 2010-05-27 | Sherpa Inc | Large display device carrying truck |
| CN106942916A (en) * | 2017-03-23 | 2017-07-14 | 周楠 | Middle school student's living model laying rack |
| CN109475462A (en) * | 2017-05-25 | 2019-03-15 | 美国仿生公司 | Adjustable trunk and hip sub-assembly for ectoskeleton equipment |
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| CN109820378A (en) | 2019-05-31 |
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