CN212035656U

CN212035656U - Structure is assembled with magnetism to hand foot skeleton sample

Info

Publication number: CN212035656U
Application number: CN202020499353.1U
Authority: CN
Inventors: 欧叶涛; 欧明坤; 李丽霞
Original assignee: Guilin Medical University
Current assignee: Guilin Medical University
Priority date: 2020-04-08
Filing date: 2020-04-08
Publication date: 2020-12-01
Anticipated expiration: 2030-04-08

Abstract

Structure is assembled to magnetism for hand foot skeleton sample relates to skeleton sample preparation technical field, including mounting and connecting piece, mounting center department is equipped with inside sunken recess, and a pair of cylinder groove has been seted up to the recess inside wall, and cylinder inslot portion sliding connection has the movable rod, and the movable rod passes through first spring coupling in the cylinder inslot portion, and the one end of keeping away from first spring of movable rod is equipped with the magnetism and adsorbs the piece, and the jack has been seted up with the corresponding position in cylinder groove to the connecting piece, and the medial surface of jack is provided with the electro-magnet. The utility model relates to a rationally, in sliding into the recess respectively with the both ends of connecting piece, start the electro-magnet and cooperate through magnetism adsorption member and electro-magnet and fix the connecting piece inside the recess, realize that trick skeleton joint department connects, easy operation is convenient, sets up the damping pivot in the middle of this utility model connecting rod simultaneously, can simulate the bending of trick joint department, improves emulation nature and flexibility.

Description

Structure is assembled with magnetism to hand foot skeleton sample

Technical Field

The utility model relates to a skeleton sample preparation technical field, concretely relates to structure is assembled to magnetism for trick skeleton sample.

Background

The hand and foot skeletons have a plurality of joints, when the specimen is manufactured, a plurality of sections of artificial skeletons need to be connected to form the joints, the joints of the hand and foot skeleton specimen are connected by adopting an inserting method at present, the connection method is simple but not firm, if the skeleton specimen is touched by accident, the skeleton specimen is easy to loose, and the connection at the inserting port is more insecure after being abraded. Also have among the prior art and directly adopt glue fixed connection with the artificial skeleton in both ends, such connected mode is comparatively troublesome, and the skeleton that splices moreover can not be dismantled, is not convenient for skeleton sample to change the scene and dismantles the equipment again.

SUMMERY OF THE UTILITY MODEL

To the problem that exists, the utility model provides a structure is assembled to magnetism for trick skeleton sample, the utility model relates to a rationally, slide into the recess respectively with the both ends of connecting piece in, start the electro-magnet and cooperate through magnetic adsorption piece and electro-magnet and fix the connecting piece inside the recess, realize trick skeleton joint department and connect, easy operation is convenient, and when needs are dismantled, it breaks away from with the electro-magnet mutually to close electromagnetic iron magnetic adsorption piece, the movable rod recovers the restoring force effect at the elasticity of first spring and slides out the jack, take out the both ends of connecting piece from the recess, realize trick skeleton joint department and dismantle, dismantle simple and do not damage skeleton sample, this utility model discloses set up the damping pivot in the middle of the connecting rod simultaneously, can simulate trick joint department and crooked, improve emulation nature and flexibility.

The technical scheme is as follows: the bone specimen fixing device comprises a fixing piece connected with a bone specimen and a connecting piece used for connecting bones at two ends, wherein a concave groove is arranged at the center of the fixing piece, the size of the concave groove is matched with the end part of the connecting piece, so that the two ends of the connecting piece can slide into the concave groove, a pair of cylindrical grooves are arranged on the inner side wall of the concave groove, a movable rod is connected in the cylindrical grooves in a sliding way, the movable rod is connected in the cylindrical grooves through a first spring, a magnetic adsorption piece is arranged at one end of the movable rod far away from the first spring, when the first spring is in a static state, the movable rod and the magnetic adsorption piece are both positioned in the cylindrical grooves, jacks are arranged at the positions of the connecting piece corresponding to the cylindrical grooves, and the jacks are matched with the movable rods, so that the end parts of the movable rods can slide into the jacks, and an electromagnet is arranged on the inner side surface of the jack.

Preferably, the connecting piece includes two quarter butts, two connect through the damping pivot between the quarter butt, make two can be arbitrary angle between the quarter butt, and two the face that the quarter butt is the contained angle with the face at jack place is mutually perpendicular.

Preferably, the inner edge of the groove is provided with a limiting groove, and the outer edge of the connecting piece close to the two end parts is provided with a limiting strip matched with the limiting groove.

Preferably, a slot is formed in the bottom surface of the groove, an inserting strip matched and spliced with the slot is arranged at the end part of the connecting piece, a pressing plate is connected to the inside of the slot through a second spring, when the inserting strip is connected into the slot, the pressing plate is in contact with the inserting strip, and the second spring is in a compressed state.

Preferably, the connecting end face of the skeleton specimen is provided with a mounting hole, and the fixing piece is glued in the mounting hole.

Preferably, the fixing piece, the movable rod and the connecting piece are all made of insulating plastic materials.

Preferably, the magnetic adsorption member may be an iron block.

The utility model provides a structure is assembled to magnetism for hand foot skeleton sample, compare beneficial effect with prior art and be:

1. the utility model has reasonable design, the two ends of the connecting piece are respectively slid into the grooves, the electromagnet is started and is matched with the electromagnet through the magnetic adsorption piece to fix the connecting piece in the grooves, the connection of the joints of the bones of hands and feet is realized, the operation is simple and convenient, and when the disassembly is needed, the electromagnetic adsorption piece is closed to be separated from the electromagnet, the movable rod slides out of the jack under the action of the elastic restoring force of the first spring, the two ends of the connecting piece are drawn out of the grooves, the disassembly of the joints of the bones of hands and feet is realized, the disassembly is simple and the bone samples are not damaged, and simultaneously;

2. the utility model discloses set up the damping pivot in the middle of the connecting rod, can simulate the bending of trick joint department, improve emulation nature and flexibility.

Drawings

Fig. 1 is a vertical cross section of the utility model.

Fig. 2 is an enlarged view of a portion a in fig. 1.

Fig. 3 is a structure view of the junction between the fixing member and the connecting member of the utility model.

In the figure: 1-fixing piece, 2-connecting piece, 3-groove, 4-cylindrical groove, 5-movable rod, 6-first spring, 7-magnetic adsorption piece, 8-jack, 9-electromagnet, 10-short rod, 11-damping rotating shaft, 12-limiting groove, 13-limiting strip, 14-slot, 15-inserting strip, 16-second spring, 17-pressing plate and 18-mounting hole.

Detailed Description

The technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention, and in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or position relationship based on the orientation or position relationship shown in the drawings, and are only for convenience of description of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus cannot be understood as limiting the present invention.

Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance throughout the present disclosure, it being understood that unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and can be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The present invention will be described in further detail below with reference to specific embodiments and with reference to the accompanying drawings.

First embodiment, as shown in fig. 1 and 2, a magnetic assembling structure for hand and foot bone specimens includes a fixing member 1 connected with a bone specimen and a connecting member 2 for connecting bones at two ends, wherein a connecting end face of the bone specimen is provided with a mounting hole 18, the mounting hole 18 is cylindrical, the fixing member 1 is also called cylindrical, the fixing member 1 is glued in the mounting hole 18, in other embodiments, a threaded rod may extend from a bottom face of the fixing member 1, and the fixing member 1 is connected in the mounting hole 18 through the threaded rod.

The central department of mounting 1 is equipped with inside sunken recess 3, and recess 3 is cylindricly, and the tip looks adaptation of recess 3 size and connecting piece 2 makes inside the both ends of connecting piece 2 can slide into recess 3. A pair of cylinder groove 4 has been seted up to 3 inside walls of recess, and movable rod 5 and 3 inside size looks adaptations of recess make movable rod 5 can slide in cylinder groove 4 insidely, and mounting 1, movable rod 5 and connecting piece 2 all adopt the insulating plastic material to make in this embodiment.

The movable rod 5 is connected inside the cylindrical groove 4 through the first spring 6, the connecting plates are welded at the two ends of the first spring 6, the connecting plates are fixedly connected with the inner bottom surfaces of the movable rod 5 and the cylindrical groove 4 through screws, one end, far away from the first spring 6, of the movable rod 5 is provided with a magnetic adsorption piece 7, the magnetic adsorption piece 7 can be an iron block and can also be other metal blocks adsorbed by magnets, and the magnetic adsorption piece 7 is bonded at the end part of the movable rod 5 through strong glue.

When first spring 6 was in quiescent condition, movable rod 5 all was located cylindrical slot 4 with magnetism adsorbs piece 7 inside, and jack 8 has been seted up with cylindrical slot 4 corresponding position to connecting piece 2, and jack 8 and 5 looks adaptations of movable rod make inside the tip of movable rod 5 can slide into jack 8, and the medial surface of jack 8 is provided with electro-magnet 9. The electromagnet 9 is of the prior art and operates on a similar principle to a dc suction cup electromagnet of the prior art, for example, an electromagnet of the type XDA-65/30. Electromagnet 9 passes through the medial surface of insulating cement bonding at jack 8, and electromagnet 9 can adopt rechargeable battery to supply power, for example, the inner chamber of connecting piece 2 is equipped with rechargeable battery fixing base, and rechargeable battery installs in rechargeable battery fixing base, and 2 lateral surfaces of connecting piece all are equipped with shift knob and the hole of charging, and shift knob all is connected with rechargeable battery electricity through the power cord with the hole of charging. The electromagnet 9 is electrically connected with the rechargeable battery through a power cord. The rechargeable battery, the switch button, the charging hole and the working principle thereof are similar to those of the prior art, for example, the working principle of the rechargeable battery in the Sinbada rechargeable lamp in the prior art, and the protection of the embodiment is a structure, so that the power supply principle of the electromagnet 9 is not described too much.

As shown in fig. 3, the inner edge of the groove 3 is provided with a limiting groove 12, the outer edge of the connecting member 2 near the two end portions is provided with a limiting strip 13 matched with the limiting groove 12, the limiting strip 13 and the connecting member 2 are integrally formed, the limiting groove 12 and the limiting strip 13 are arranged, and the jack 8 is aligned with the cylindrical groove 4 conveniently.

The working principle is as follows: the two ends of the connecting piece 2 are respectively slid into the grooves 3, the electromagnets 9 are started, the electromagnets 9 generate magnetic force to adsorb the magnetic adsorption pieces 7, the magnetic adsorption pieces 7 drive the end parts of the movable rods 5 to slide into the insertion holes 8, one sections of the movable rods 5 are positioned in the cylindrical grooves 4, the other sections of the movable rods 5 are positioned in the insertion holes 8, and at the moment, the connecting piece 2 is fixed in the grooves 3, so that the connection at the joints of the bones of hands and feet is realized, and the operation is simple and convenient;

when needs are dismantled, close electro-magnet 9, electro-magnet 9 loses magnetic force, and magnetic adsorption piece 7 breaks away from with electro-magnet 9 mutually, and slide-out jack 8 under the effect of the resilience is resumeed in the elasticity of first spring 6 to movable rod 5, takes out the both ends of connecting piece 2 from recess 3 in, realizes the dismantlement of trick skeleton joint department, dismantles simply and does not damage skeleton sample.

In the second embodiment, on the basis of the above embodiments, the connecting member 2 further includes two short rods 10, the two short rods 10 are connected through a damping rotating shaft 11, the damping rotating shaft 11 is in the prior art, the damping rotating shaft 11 and the short rods 10 are fixedly connected by screws, the damping rotating shaft 11 is arranged to enable the two short rods 10 to form any angle, and the plane of the included angle formed by the two short rods 10 is perpendicular to the plane of the insertion hole 8. The damping rotating shaft 11 is arranged, so that the bending of joints of hands and feet can be simulated, and the simulation performance and the flexibility are improved.

In the third embodiment, on the basis of the above embodiments, further, a slot 14 is formed in the bottom surface of the groove 3, an insertion strip 15 which is matched and inserted with the slot 14 is arranged at the end of the connecting piece 2, the insertion strip 15 and the connecting piece 2 are integrally formed, a pressing plate 17 is connected inside the slot 14 through a second spring 16, connecting plates are welded at two ends of the second spring 16, and the connecting plates are connected with the pressing plate 17 and the bottom surface of the slot 14 through screws. When the slip 15 is attached in the slot 14, the pressing plate 17 is in contact with the slip 15, and the second spring 16 is in a compressed state.

The slot 14, the insert 15, the pressing plate 17 and the second spring 16 are provided, when the insert 15 is connected inside the slot 14, the bottom surface of the pressing plate 171 is tightly contacted with the top surface of the insert 15 with the help of the elastic force of the second spring 16, which increases the stability of the connection between the two bones.

The utility model relates to a rationally, slide into the recess respectively with the both ends of connecting piece in, start the electro-magnet and cooperate through magnetism adsorption piece and electro-magnet and fix the connecting piece inside the recess, realize that trick skeleton joint department connects, easy operation is convenient, and when needs are dismantled, it breaks away from with the electro-magnet mutually to close electromagnetism ferromagnetism adsorption piece, the movable rod resumes the restoring force effect at the elasticity of first spring and slides out the jack, take out the both ends of connecting piece from the recess, realize trick skeleton joint department and dismantle, dismantle simple and do not damage skeleton sample, this utility model discloses set up the damping pivot in the middle of the connecting rod simultaneously, can simulate trick joint department and crooked, improve emulation nature and flexibility.

While the present invention has been particularly shown and described with reference to the preferred embodiments thereof, and many methods and approaches to the practice thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the present invention as defined by the appended claims.

Claims

1. The magnetic splicing structure for the hand and foot skeleton specimens is characterized by comprising a fixing piece (1) connected with the skeleton specimens and connecting pieces (2) used for connecting skeletons at two ends, wherein a concave groove (3) is formed in the center of the fixing piece (1), the size of the groove (3) is matched with the end parts of the connecting pieces (2) so that two ends of each connecting piece (2) can slide into the corresponding groove (3), a pair of cylindrical grooves (4) are formed in the inner side walls of the corresponding grooves (3), a movable rod (5) is connected inside each cylindrical groove (4) in a sliding mode inside each cylindrical groove (4) through a first spring (6), a magnetic adsorption piece (7) is arranged at one end, far away from the first spring (6), of each movable rod (5), and the magnetic adsorption pieces (7) are located inside the corresponding cylindrical grooves (4) when the first spring (6) is in a static state, the connecting piece (2) and the position corresponding to the cylindrical groove (4) are provided with an insertion hole (8), the insertion hole (8) is matched with the movable rod (5), so that the end part of the movable rod (5) can slide into the insertion hole (8), and the inner side surface of the insertion hole (8) is provided with an electromagnet (9).

2. The magnetic assembling structure for the hand and foot skeleton specimens according to claim 1, wherein the connecting piece (2) comprises two short rods (10), the two short rods (10) are connected through a damping rotating shaft (11), so that any angle can be formed between the two short rods (10), and the surface of the two short rods (10) with the included angle is perpendicular to the surface of the insertion hole (8).

3. The magnetic assembling structure for the hand and foot skeleton specimens according to claim 1, wherein the inner edge of the groove (3) is provided with a limiting groove (12), and the outer edge of the connecting piece (2) close to the two end parts is provided with a limiting strip (13) matched with the limiting groove (12).

4. The magnetic assembling structure for the hand and foot skeleton specimens according to claim 1, wherein a slot (14) is formed in the bottom surface of the groove (3), an inserting strip (15) matched and inserted with the slot (14) is arranged at the end part of the connecting piece (2), a pressing plate (17) is connected to the inside of the slot (14) through a second spring (16), when the inserting strip (15) is connected into the slot (14), the pressing plate (17) is in contact with the inserting strip (15), and the second spring (16) is in a compressed state.

5. The magnetic splicing structure for the hand and foot bone specimens is characterized in that mounting holes (18) are formed in the connecting end faces of the bone specimens, and the fixing piece (1) is glued in the mounting holes (18).

6. The magnetic assembling structure for the hand and foot skeleton specimens according to claim 1, wherein the fixing member (1), the movable rod (5) and the connecting member (2) are made of insulating plastic materials.

7. The magnetic assembling structure for the hand and foot skeleton specimens according to claim 1, wherein the magnetic adsorbing member (7) can be an iron block.