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CN-224229893-U - Magnetic connector and operating head lamp

CN224229893UCN 224229893 UCN224229893 UCN 224229893UCN-224229893-U

Abstract

The utility model relates to a magnetic connector which comprises a first connecting seat, a second connecting seat, a first adsorption piece and a second adsorption piece, wherein at least one of the first adsorption piece and the second adsorption piece is a magnet, a first groove body is formed in the first connecting seat, the first adsorption piece is arranged in the first groove body, the second adsorption piece is provided with an adsorption part, one of the first connecting seat and the second connecting seat is provided with an insertion part, the other one of the first connecting seat and the second connecting seat is provided with a containing part, when the first connecting seat and the second connecting seat are connected, the adsorption part is inserted into the first groove body and is adsorbed with the first adsorption piece, the insertion part is inserted into the containing part, and an operation head lamp comprises a head lamp bracket, a head lamp and the magnetic connector. The utility model has the advantages of compact structure, small size, small occupied space, accurate connection of the head lamp positioning, firm fixation, high safety and convenient replacement of the head lamp at any time on the basis of not increasing weight and parts.

Inventors

  • LV FENGLI
  • ZHU ZHENRONG
  • ZHOU CHUNJUAN
  • HUANG MIN
  • WANG JILONG
  • HE JIN

Assignees

  • 苏州速迈医学科技股份有限公司

Dates

Publication Date
20260512
Application Date
20250611

Claims (18)

  1. 1. The magnetic connector comprises a first connecting seat, a second connecting seat, a first adsorption piece and a second adsorption piece, wherein the first adsorption piece is connected to the first connecting seat, the second adsorption piece is connected to the second connecting seat, and at least one of the first adsorption piece and the second adsorption piece is a magnet; one of the first connecting seat and the second connecting seat is provided with an inserting part, the other one of the first connecting seat and the second connecting seat is provided with a containing part, and when the first connecting seat and the second connecting seat are connected, the adsorbing part is inserted into the first groove body and is adsorbed by the first adsorbing piece, and the inserting part is inserted into the containing part.
  2. 2. The magnetic connector of claim 1, wherein the second absorbing member is a magnet, the magnetic flux of the absorbing member is not less than 3000G, and the thickness of the second absorbing member is 2-5mm.
  3. 3. The magnetic connector of claim 1 or 2, wherein the adsorbing portion has an oblong cross section; the thickness of the adsorption part is more than or equal to 1/2 of the thickness of the second adsorption piece.
  4. 4. The magnetic connector of claim 3, wherein the first slot has a cross-sectional shape that matches the cross-sectional shape of the suction portion.
  5. 5. The magnetic connector of claim 1, wherein the first absorbing member is a metal material capable of being absorbed by a magnet, and the metal material comprises a silicon steel sheet; the thickness of the first absorption part is not more than 2mm.
  6. 6. The connector of claim 1, wherein the first absorbing member is fixed in the first groove by a metal fastener.
  7. 7. The connector of claim 1, wherein the first connector is provided with a positioning hole, the positioning hole forms the accommodating portion, the second connector is provided with a positioning column, and the positioning column forms the inserting portion.
  8. 8. The magnetic connector of claim 7, wherein a plurality of positioning holes are formed, the plurality of positioning holes are uniformly distributed around the first groove body, a plurality of positioning columns are formed, the number of the positioning columns is consistent with that of the positioning holes, and the plurality of positioning columns are uniformly distributed around the adsorption part.
  9. 9. The connector of claim 1, wherein the second connector is provided with a second groove, the second groove forms the accommodating portion, the adsorbing portion is located in the second groove, and the first connector itself forms the inserting portion.
  10. 10. The magnetic connector of claim 1, wherein the first connecting seat is provided with positioning holes, the positioning holes are distributed around the first groove body, the second connecting seat is provided with a second groove body, the adsorption part is positioned in the second groove body, the second groove body is internally provided with a plurality of positioning columns, the number of the positioning columns is consistent with that of the positioning holes, the positioning columns are distributed around the adsorption part, the first connecting seat and the positioning columns respectively form the insertion part, and the positioning holes and the second groove body respectively form the containing part.
  11. 11. The connector of claim 9 or 10, wherein the first connecting seat has a hole on its peripheral surface, an elastic plunger is disposed in the hole, and a recess is disposed on the wall of the second slot, and the elastic plunger abuts against the recess when the first connecting seat is inserted into the second slot.
  12. 12. The connector of claim 9 or 10, wherein the second connector comprises a housing and a limiting seat, the housing is opened towards one side, the limiting seat is provided with a hole, the second absorbing member and the limiting seat are sequentially arranged in the housing, the absorbing member penetrates out of the hole, and the housing and the limiting seat jointly form the second groove.
  13. 13. The connector of claim 1, wherein the first connector is provided with a first connector and the second connector is provided with a second connector, one of the first connector and the second connector is used for being connected to a headlight bracket, and the other is used for being connected to a headlight.
  14. 14. The connector of claim 1, wherein the first and second connector holders have a volume of no more than 10mm x 8mm x 6mm.
  15. 15. A surgical head lamp comprises a head lamp bracket and a head lamp, and is characterized in that the surgical head lamp further comprises a magnetic connector as claimed in any one of claims 1 to 14, and is characterized in that one of a first connecting seat and a second connecting seat is connected to the head lamp bracket, and the other end of the first connecting seat and the second connecting seat is connected to the head lamp.
  16. 16. The surgical headlamp of claim 15 wherein the headlamp bracket is a spectacle frame, and/or, The headlight bracket is a surgical magnifier.
  17. 17. The surgical headlamp of claim 15, wherein the first connector is provided with a first connector, and the headlamp is rotatably connected with the first connector through the first connector; the second connecting seat is provided with a second connecting piece, and the headlight bracket is fixedly connected with the second connecting seat through the second connecting piece.
  18. 18. The surgical head lamp of claim 17, wherein the first connector comprises a pair of shaft seats, threaded holes are formed in the pair of shaft seats, a connecting mechanism is arranged on the head lamp and comprises a connecting part and a pair of damping pieces, the connecting part is connected to the head lamp, through holes are formed in the connecting part and the pair of damping pieces, the pair of damping pieces are respectively and partially inserted into two ends of the through holes in the connecting part, when the head lamp is connected with the first connector, the connecting mechanism is positioned between the pair of shaft seats, and a fastener simultaneously penetrates through the threaded holes of the pair of shaft seats and the through holes in the connecting mechanism; The second connecting piece is a screw.

Description

Magnetic connector and operating head lamp Technical Field The utility model relates to the technical field of medical appliances, in particular to a magnetic connector and a surgical head lamp. Background The surgical head lamp is used as a medical instrument and has special use conditions and functional requirements. Usually, the shadowless lamp is used most commonly in the operation process, but doctors can better see the focus to perform the operation, the shadowless lamp is often blocked by the head and can only be compensated by surrounding ambient light, but the brightness is far insufficient, the operation head lamp plays a key role at the moment, the operation head lamp can move along with the sight of the operators, the light source is light, the operation head lamp is particularly suitable for deep cavity operation (such as neurosurgery and spinal operation), the focusing illumination is provided, and the operation head lamp is also the best choice as temporary supplementary illumination in emergency treatment or mobile medical scenes. During surgery, special functional light sources such as laser light sources for cutting, hemostasis (e.g., CO 2 laser), lithotripsy (holmium laser) or photodynamic therapy (PDT), ICG fluorescent imaging light sources for vascular reconstruction, tumor boundary marking, 5-ALA fluorescence for brain glioma resection to distinguish diseased tissue, ultraviolet (UV) light sources for intraoperative local disinfection (e.g., bone cement curing) or specific infection control, and switching of different light sources forces real-time replaceability of the lamp head to be particularly important. The common head lamp replacement mode on the market at present has screw disassembly and assembly and magnetic disassembly, and the magnetic disassembly and assembly is more convenient, but the potential safety hazard of the magnetic disassembly and assembly is not solved effectively all the time, such as the strength problem of the magnetic disassembly and the falling problem after demagnetization, and in addition, the precision, the safety and the easy replacement are also indispensable in the surgical treatment process. Disclosure of Invention It is an object of the present utility model to provide a magnetically attractive connector. In order to achieve the above purpose, the utility model adopts the following technical scheme: A magnetic connector comprises a first connecting seat, a second connecting seat, a first adsorption piece and a second adsorption piece, wherein the first adsorption piece is connected to the first connecting seat, the second adsorption piece is connected to the second connecting seat, at least one of the first adsorption piece and the second adsorption piece is a magnet, a first groove body is formed in the first connecting seat, the first adsorption piece is arranged in the first groove body, the second adsorption piece is provided with an adsorption part, one of the first connecting seat and the second connecting seat is provided with an insertion part, the other one of the first connecting seat and the second connecting seat is provided with an accommodation part, and when the first connecting seat and the second connecting seat are connected, the adsorption part is inserted into the first groove body and is adsorbed with the first adsorption piece, and the insertion part is inserted into the accommodation part. In the above technical solution, preferably, the second adsorption element is a magnet, and the magnetic flux of the adsorption element is not less than 3000G. In the above technical solution, preferably, the thickness of the second absorbent member is 2-5mm. According to the technical scheme, preferably, the section of the adsorption part is in an oblong shape, so that the risk of bonding failure of conventional magnet glue is avoided, and the thickness of the magnet is increased and the magnetic flux is increased under the unit weight. In the above technical solution, preferably, the thickness of the adsorption part is greater than or equal to 1/2 of the thickness of the second adsorption part. Further preferably, the cross section of the first groove body is matched with the cross section of the adsorption part, so that the first groove body is convenient to insert and not easy to fall off. In the above technical solution, preferably, the first adsorption element is a metal material that can be adsorbed by a magnet. Further preferably, the metal material is a silicon steel sheet, and the silicon steel sheet can enable the magnetic force to reach the optimal value, so that the magnetic force is economical, the weight of the head lamp is greatly reduced, and the cost performance is highest. In the above technical solution, preferably, the thickness of the first absorbent element is not greater than 2mm. According to the technical scheme, preferably, the first adsorption piece is fixed in the first groove body through the metal fastener, th