CN221098542U - Operation shadowless lamp rotary joint - Google Patents
Operation shadowless lamp rotary joint Download PDFInfo
- Publication number
- CN221098542U CN221098542U CN202322970693.4U CN202322970693U CN221098542U CN 221098542 U CN221098542 U CN 221098542U CN 202322970693 U CN202322970693 U CN 202322970693U CN 221098542 U CN221098542 U CN 221098542U
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- slip ring
- shadowless lamp
- bearing
- conductive slip
- rotating shaft
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- 238000004891 communication Methods 0.000 claims abstract description 23
- 238000013016 damping Methods 0.000 claims description 14
- 230000005540 biological transmission Effects 0.000 claims description 6
- 239000004033 plastic Substances 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model discloses a rotating joint of an operation shadowless lamp, which relates to the technical field of medical appliances and comprises a first communication pipe, wherein a connecting column and a male head electric conduction device are fixedly arranged at the first end of the first communication pipe, a first shaft sleeve is fixedly arranged at the second end of the first communication pipe, a first bearing, a second bearing and a first conductive slip ring are arranged in the first shaft sleeve, the first conductive slip ring comprises a stator and a rotor, and the stator of the first conductive slip ring is arranged in the first shaft sleeve and is electrically connected with the male head electric conduction device through a cable; the first end of the second communicating pipe is fixedly provided with a first rotating shaft, the first rotating shaft is connected with the first bearing and the second bearing in a matched mode, the end portion of the first end of the first rotating shaft is connected with the rotor of the first conductive slip ring, the second end is used for installing an operation shadowless lamp, and the operation shadowless lamp is electrically connected with the rotor of the first conductive slip ring through a cable. Above-mentioned operation shadowless lamp revolute joint can realize operation shadowless lamp arbitrary angle rotation, and revolute joint department need not to set up cable and can transmit signal of telecommunication, control signal and video signal, simple structure.
Description
Technical Field
The utility model relates to the technical field of medical appliances, in particular to a rotating joint of a surgical shadowless lamp.
Background
The medical shadowless lamp is a common lighting device in the field of modern medicine, the lighting effect of the medical shadowless lamp has a certain influence on the operation of doctors, and particularly in the operation process, the medical shadowless lamp needs to be rotationally regulated to achieve the optimal lighting effect. Medical shadowless lamps are generally suspended on the roof and are rotated around the operating bed by the rotary joints of the medical shadowless lamp.
Because current operation shadowless lamp needs the transmission signal of telecommunication, and then need pass the pencil in the current rotary joint, in order to guarantee the pencil winding damage that is located the rotary joint, and then need set up spacing post and prescribe a limit to rotation angle, consequently, lead to current rotary joint rotation angle to receive the restriction, and then can't realize operation shadowless lamp arbitrary angle rotation.
Therefore, how to provide a rotation joint of a surgical shadowless lamp to realize any angle rotation of the surgical shadowless lamp is a technical problem that needs to be solved by those skilled in the art at present.
Disclosure of utility model
The utility model aims to provide a rotating joint of a surgical shadowless lamp, which can realize the rotation of the surgical shadowless lamp at any angle, and can transmit electric signals, control signals and video signals without arranging cables at the rotating joint, thereby having simple structure and reducing the installation cost and the later maintenance cost.
In order to achieve the above object, the present utility model provides a rotational joint of a surgical shadowless lamp, comprising:
The first end of the first communication pipe is fixedly provided with a connecting column, a male head power transmission device is arranged in the connecting column, the second end of the first communication pipe is fixedly provided with a first shaft sleeve, a first bearing, a second bearing and a first conductive slip ring are arranged in the first shaft sleeve, the first conductive slip ring comprises a stator and a rotor, and the stator of the first conductive slip ring is arranged in the first shaft sleeve and is electrically connected with the male head power transmission device through a cable;
The first end of the second communicating pipe is fixedly provided with a first rotating shaft, the first rotating shaft is connected with the first bearing and the second bearing in a matched mode, so that the first communicating pipe is connected with the second communicating pipe in a rotating mode, the end portion of the first end of the first rotating shaft is connected with the rotor of the first conductive slip ring, the second end is used for installing the operation shadowless lamp, and the operation shadowless lamp is electrically connected with the rotor of the first conductive slip ring through a cable.
Preferably, a second sleeve is fixedly arranged at the second end of the second communicating pipe, a third bearing, a fourth bearing and a second conductive slip ring are arranged in the second sleeve, the second conductive slip ring comprises a stator and a rotor, the stator of the second conductive slip ring is arranged in the second sleeve, and the stator of the second conductive slip ring is electrically connected with the rotor of the first conductive slip ring through a cable;
The first end of the second rotating shaft is rotationally connected with the second shaft sleeve through the third bearing and the fourth bearing, the end part of the first end of the second rotating shaft is connected with the rotor of the second conductive slip ring, the other end of the second rotating shaft is used for a connecting frame, the connecting frame is used for installing the operation shadowless lamp, the camera and the female head electric conduction device thereof, and the rotor of the second conductive slip ring is electrically connected with the female head electric conduction device through a cable.
Preferably, the stator of the first conductive slip ring and the stator of the second conductive slip ring are correspondingly and fixedly arranged in the first shaft sleeve and the second shaft sleeve through slip ring fixing sleeves.
Preferably, the first shaft sleeve and the second shaft sleeve are both provided with damping screws, and the damping screws can adjust the rotation resistance of the first rotating shaft and the second rotating shaft.
Preferably, the damping screw comprises a screw head, a screw, an elastic piece and a friction end, wherein the friction end is movably clamped on the screw, and the elastic piece is sleeved on the screw and is positioned between the screw head and the friction end.
Preferably, the elastic piece is any one of a disc spring, a pressure spring and an elastic ring.
Preferably, the friction end is a rubber friction end.
Preferably, the first bearing, the second bearing, the third bearing and the fourth bearing are drawn cup needle bearings.
Preferably, a first gasket is arranged between the first rotating shaft and the first shaft sleeve, a second gasket is arranged between the second rotating shaft and the second shaft sleeve, and the first gasket and the second gasket are both plastic gaskets.
Preferably, the first communicating pipe and the second communicating pipe are bent pipes, and the second communicating pipe is arranged below one side of the first communicating pipe.
Compared with the background art, the rotating joint of the operation shadowless lamp provided by the utility model has the advantages that the first rotating shaft is matched with the first bearing and the second bearing in the cavity of the first shaft sleeve, so that the first rotating shaft can rotate at random relative to the first shaft sleeve, the operation shadowless lamp is connected with the second communicating pipe, and can rotate at random relative to the first communicating pipe due to the fact that the second communicating pipe is connected with the first rotating shaft, the first conductive slip ring is arranged in the cavity of the first shaft sleeve, the operation shadowless lamp is electrically connected with the rotor of the first conductive slip ring through the cable, the stator of the first conductive slip ring is electrically connected with the male head electric conduction device through the cable, and further, electric signals, control signals and video signals can be transmitted through the matching of the first conductive slip ring and the male head electric conduction device without complex threading, therefore, through the application of the rotating joint of the operation shadowless lamp, the operation shadowless lamp can rotate at any angle, the electric signals, the control signals and the video signals can be transmitted without arranging the cable at the rotating joint, the structure is simple, and the installation cost and the later maintenance cost are reduced.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
FIG. 1 is a front view of a rotational joint of a surgical shadowless lamp provided by an embodiment of the present utility model;
Fig. 2 is a schematic structural diagram of a second sleeve according to an embodiment of the present utility model;
fig. 3 is a schematic view of a damping screw according to an embodiment of the present utility model.
Wherein:
The device comprises a 1-first communication pipe, a 2-connecting column, a 3-first shaft sleeve, a 4-first conductive slip ring, a 5-second communication pipe, a 6-first rotating shaft, a 7-second conductive slip ring, an 8-second rotating shaft and a 9-damping screw;
21-male head power transmission device;
31-first bearing, 32-second bearing;
51-a second sleeve, 52-a third bearing and 53-a fourth bearing;
91-screw heads, 92-screws, 93-elastic pieces, 94-friction ends;
101-first gasket, 102-second gasket, 103-slip ring fixed sleeve.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The present utility model will be further described in detail below with reference to the drawings and detailed description for the purpose of enabling those skilled in the art to better understand the aspects of the present utility model.
Referring to fig. 1-3, the rotation joint of the operation shadowless lamp provided by the application comprises a first communication pipe 1, wherein a connecting column 2 is fixedly arranged at a first end of the first communication pipe 1, specifically, the upper end of the first communication pipe 1 is provided with the connecting column 2, the connecting column 2 is used for being connected with an indoor suspension, a male head electric conduction device 21 is arranged in the connecting column 2, the male head electric conduction device 21 is used for being connected with a cable of the operation shadowless lamp so as to establish electric connection, a first shaft sleeve 3 is fixedly arranged at the bottom end of the first communication pipe 1, a first bearing 31, a second bearing 32 and a first conductive slip ring 4 are arranged in a cavity of the first shaft sleeve 3, specifically, the first bearing 31 and the second bearing 32 are installed in a cavity of the first shaft sleeve 3 in an interference fit manner, the first conductive slip ring 4 comprises a stator and a rotor, and the stator of the first conductive slip ring 4 is fixedly arranged in the first shaft sleeve 3 and is electrically connected with the male head electric conduction device 21 through the cable; the second communicating pipe 5, the first communicating pipe 1 and the second communicating pipe 5 are hollow pipes, the bottom end of the second communicating pipe 5 is fixedly provided with a first rotating shaft 6, the first rotating shaft 6 is connected with a first bearing 31 and a second bearing 32 in a matched mode, so that the first communicating pipe 1 is connected with the second communicating pipe 5 in a rotating mode, the end portion of the bottom end of the first rotating shaft 6 is connected with a rotor of the first conductive slip ring 4, the upper end of the first rotating shaft 6 is used for installing an operation shadowless lamp, and the operation shadowless lamp is electrically connected with the rotor of the first conductive slip ring 4 through a cable.
By using the rotating joint of the operation shadowless lamp, the first rotating shaft 6 is matched with the first bearing 31 and the second bearing 32 in the cavity of the first shaft sleeve 3, so that the first rotating shaft 6 can rotate randomly relative to the first shaft sleeve 3, the second communicating pipe 5 is connected with the first rotating shaft 6, the operation shadowless lamp is connected with the second communicating pipe 5, and can rotate randomly relative to the first communicating pipe 1, the first conductive slip ring 4 is arranged in the cavity of the first shaft sleeve 3, the operation shadowless lamp is electrically connected with the rotor of the first conductive slip ring 4 through a cable, the stator of the first conductive slip ring 4 is electrically connected with the male head electric transmitter 21 through the cable, and then electric signals, control signals and video signals can be transmitted through the matching of the first conductive slip ring 4 and the male head electric transmitter 21 without complex threading, so that the rotating joint of the operation shadowless lamp can rotate at any angle without arranging a cable, the electric signals, the control signals and the video signals can be transmitted, and the structure is simple, and the installation cost and the later maintenance cost are reduced.
On the basis of the embodiment, the second sleeve 51 is fixedly arranged at the upper end of the second communicating pipe 5, the third bearing 52, the fourth bearing 53 and the second conductive slip ring 7 are arranged in the cavity of the second sleeve 51, the third bearing 52 and the fourth bearing 53 are installed in the cavity of the second sleeve 51 in an interference fit manner, the second conductive slip ring 7 comprises a stator and a rotor, the stator of the second conductive slip ring 7 is fixedly arranged in the second sleeve 51, and signal connection is established between the stator of the second conductive slip ring 7 and the rotor of the first conductive slip ring 4 through a cable; the upper end of the second rotating shaft 8 is rotationally connected with the second shaft sleeve 51 through a third bearing 52 and a fourth bearing 53, the end part of the upper end of the second rotating shaft 8 is connected with the rotor of the second conductive slip ring 7, the lower end of the second rotating shaft 8 can be provided with a connecting frame, the connecting frame can be used for installing an operation shadowless lamp, a camera and a female head electric conduction device thereof, the rotor of the second conductive slip ring 7 is electrically connected with the female head electric conduction device through a cable, and the female head electric conduction device is respectively electrically connected with the operation shadowless lamp and the camera through cables;
More specifically, the first communication pipe 1 and the second communication pipe 5 are both bent pipes, and the second communication pipe 5 is disposed below one side of the first communication pipe 1;
the purpose of setting up like this is, provides the rotation of operation shadowless lamp a plurality of degrees of freedom, promotes the versatility of operation shadowless lamp revolute joint.
Preferably, the first conductive slip ring 4 and the second conductive slip ring 7 are both direct use in the prior art, so the structures of the first conductive slip ring 4 and the second conductive slip ring 7 are not described in detail.
Preferably, in order to prevent the second shaft 8 from being separated from the second sleeve 51, the number of bearings may be relatively increased to increase the axial force, and the determination of the number of bearings may be matched according to actual sites.
Preferably, the first communication pipe 1 is welded with the first shaft sleeve 3 and the connecting column 2, and the second communication pipe 5 is welded with the second shaft sleeve 51 and the first rotating shaft 6.
On the basis of the embodiment, the stator of the first conductive slip ring 4 and the stator of the second conductive slip ring 7 are correspondingly and fixedly arranged in the first shaft sleeve 3 and the second shaft sleeve 51 through the slip ring fixing sleeve 103.
On the basis of the embodiment, the first shaft sleeve 3 and the second shaft sleeve 51 are both provided with the damping screw 9, the damping screw 9 can adjust the rotation damping of the first rotating shaft 6 and the second rotating shaft 8, the damping screw 9 comprises a screw head 91, a screw 92, an elastic piece 93 and a friction end 94, the friction end 94 is movably clamped on the screw 92, the elastic piece 93 is sleeved on the screw 92 and is positioned between the screw head 91 and the friction end 94, the screw head 91 is provided with external threads, the first shaft sleeve 3 and the second shaft sleeve 51 are correspondingly provided with threaded holes communicated with a cavity, and the threaded holes of the first shaft sleeve 3 and the threaded holes of the second shaft sleeve 51 are respectively correspondingly arranged with the first rotating shaft 6 and the second rotating shaft 8.
The purpose of this arrangement is to screw the damping screw 9 via the external thread, so that the elastic element 93 is compressively deformed, providing a pressing force, and the friction end 94 of the pressing force damping screw in turn generates a friction force with the first shaft 6 and the second shaft 8, respectively, so that the positioning of the surgical shadowless lamp and the coupling part thereof and the adjustment of the rotational resistance of the first shaft 6 and the second shaft 8 can be achieved.
On the basis of the above embodiment, the elastic member 93 is any one of a disc spring, a compression spring and an elastic ring, the friction end 94 is a rubber friction end, and the friction end 94 is set to be a rubber friction end, so that the friction end 94 is easy to generate a large noise in the working process. For example, the friction tip 94 of the present application may also be formed from a softer non-metallic material.
On the basis of the above embodiment, the first bearing 31, the second bearing 32, the third bearing 52 and the fourth bearing 53 are drawn cup needle bearings.
On the basis of the above embodiment, in order to make the rotation joint of the operation shadowless lamp have aesthetic property, and further, the end parts of the first rotating shaft 6 and the second rotating shaft 8 are respectively provided with a shell, the shells are respectively the same as the first shaft sleeve 3 and the second shaft sleeve 51 in size, and in order to prevent friction force generated by the rotation of the first rotating shaft 6 and the second rotating shaft 8 and the first shaft sleeve 3 and the second shaft sleeve 51, the first shaft sleeve 3 and the second shaft sleeve 51 can be correspondingly provided with a first gasket 101 and a second gasket 102, so that the first gasket 101 is positioned between the first rotating shaft 6 and the first shaft sleeve 3, the second gasket 102 is positioned between the second rotating shaft 8 and the second shaft sleeve 51, and the first gasket 101 and the second gasket 102 are all made of plastic gaskets, namely are made of PTFE materials, and the arrangement of the first gasket 101 and the second gasket 102 further plays a role of lubrication.
It should be noted that in this specification relational terms such as first and second are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.
The principles and embodiments of a rotational joint of a surgical shadowless lamp provided by the present utility model are described herein by applying specific examples, and the above examples are only used to help understand the method and core ideas of the present utility model. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.
Claims (10)
1. A surgical shadowless lamp rotational joint, comprising:
The connecting device comprises a first communication pipe (1), wherein a connecting column (2) is fixedly arranged at a first end of the first communication pipe (1), a male head electric transmission device (21) is arranged in the connecting column (2), a first shaft sleeve (3) is fixedly arranged at a second end of the connecting column, a first bearing (31), a second bearing (32) and a first conductive slip ring (4) are arranged in the first shaft sleeve (3), the first conductive slip ring (4) comprises a stator and a rotor, and the stator of the first conductive slip ring (4) is arranged in the first shaft sleeve (3) and is electrically connected with the male head electric transmission device (21) through a cable;
The first end of the second communicating pipe (5) is fixedly provided with a first rotating shaft (6), the first rotating shaft (6) is connected with the first bearing (31) and the second bearing (32) in a matched mode, the first communicating pipe (1) is connected with the second communicating pipe (5) in a rotating mode, the end portion of the first end of the first rotating shaft (6) is connected with a rotor of the first conductive slip ring (4), the second end is used for being installed with the operation shadowless lamp, and the operation shadowless lamp is electrically connected with the rotor of the first conductive slip ring (4) through a cable.
2. The rotating joint of the surgical shadowless lamp according to claim 1, wherein a second sleeve (51) is fixedly arranged at the second end of the second communicating pipe (5), a third bearing (52), a fourth bearing (53) and a second conductive slip ring (7) are arranged in the second sleeve (51), the second conductive slip ring (7) comprises a stator and a rotor, the stator of the second conductive slip ring (7) is arranged in the second sleeve (51), and the stator of the second conductive slip ring (7) is electrically connected with the rotor of the first conductive slip ring (4) through a cable;
The first end of the second rotating shaft (8) is rotationally connected with the second shaft sleeve (51) through the third bearing (52) and the fourth bearing (53), the end part of the first end of the second rotating shaft (8) is connected with the rotor of the second conductive slip ring (7), the other end of the second rotating shaft is used for a connecting frame, the connecting frame is used for installing the operation shadowless lamp, the video camera and the female head electric conduction device thereof, and the rotor of the second conductive slip ring (7) is electrically connected with the female head electric conduction device through a cable.
3. The rotating joint of the surgical shadowless lamp according to claim 2, wherein the stator of the first conductive slip ring (4) and the stator of the second conductive slip ring (7) are correspondingly and fixedly arranged in the first shaft sleeve (3) and the second shaft sleeve (51) through a slip ring fixing sleeve (103).
4. A surgical shadowless lamp rotational joint according to claim 3, wherein the first bushing (3) and the second bushing (51) are each provided with a damping screw (9), the damping screw (9) being adjustable with respect to the rotational resistance of the first rotation shaft (6) and the second rotation shaft (8).
5. The surgical shadowless lamp rotating joint according to claim 4, wherein the damping screw (9) comprises a screw head (91), a screw (92), an elastic member (93) and a friction end (94), the friction end (94) is movably clamped on the screw (92), and the elastic member (93) is sleeved on the screw (92) and is positioned between the screw head (91) and the friction end (94).
6. The rotating joint of the surgical shadowless lamp according to claim 5, wherein the elastic member (93) is any one of a disc spring, a compression spring and an elastic ring.
7. The surgical shadowless lamp rotational joint of claim 5 wherein said friction tip (94) is a rubber friction tip.
8. The operatory shadowless lamp rotational joint according to claim 2, characterized in that the first bearing (31), the second bearing (32), the third bearing (52) and the fourth bearing (53) are all drawn cup needle bearings.
9. The rotating joint of the surgical shadowless lamp according to claim 8, wherein a first gasket (101) is arranged between the first rotating shaft (6) and the first shaft sleeve (3), a second gasket (102) is arranged between the second rotating shaft (8) and the second shaft sleeve (51), and the first gasket (101) and the second gasket (102) are both plastic gaskets.
10. The rotational joint of a surgical shadowless lamp according to any one of claims 1-9, wherein the first communication tube (1) and the second communication tube (5) are both bent tubes, and the second communication tube (5) is arranged below one side of the first communication tube (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322970693.4U CN221098542U (en) | 2023-11-03 | 2023-11-03 | Operation shadowless lamp rotary joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322970693.4U CN221098542U (en) | 2023-11-03 | 2023-11-03 | Operation shadowless lamp rotary joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221098542U true CN221098542U (en) | 2024-06-07 |
Family
ID=91326727
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322970693.4U Active CN221098542U (en) | 2023-11-03 | 2023-11-03 | Operation shadowless lamp rotary joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221098542U (en) |
-
2023
- 2023-11-03 CN CN202322970693.4U patent/CN221098542U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |