Rotating arm assembly and shadowless lamp

Abstract

The utility model discloses a rotating arm assembly and a shadowless lamp, the rotating arm assembly is applied to the shadowless lamp, the rotating arm assembly comprises a base, a connecting rod assembly, a telescopic part and an adapter, and the base is used for being connected to a support assembly of the shadowless lamp; the connecting rod assembly is rotationally connected to the base, and a sliding groove is concavely formed in the connecting rod assembly in the length direction; the telescopic piece is arranged in the sliding groove in the groove depth direction of the sliding groove in a sliding mode. The adapter is connected to the side, away from the base, of the telescopic piece and used for being connected with a spring arm of the shadowless lamp. According to the scheme, the length of the rotating arm can be adjusted, so that the spring arm can rotate within different length ranges, and the use requirements of medical staff can be met.

Description

Technical Field

[0001] The utility model relates to the technical field of medical equipment, in particular to a rotating arm assembly and a shadowless lamp. Background Art

[0002] Shadowless lamp is one of the important medical equipment in the operating room. Medical staff can use shadowless lamp to achieve shadow-free lighting at the patient's operation site, thereby helping doctors to clearly distinguish the lesion tissue and successfully complete the operation.

[0003] In the related art, the shadowless lamp includes a bracket assembly, a rotating arm assembly and a spring arm, one end of the rotating arm assembly is rotatably connected to the bracket assembly, and the other end is provided with a connecting portion, which is used to connect the spring arm. However, since the length of the rotating arm assembly is fixed, it can only drive the spring arm to rotate within a certain length range, which is not conducive to meeting the use needs of medical staff. Utility Model Content

[0004] The utility model aims to provide a rotating arm assembly, aiming to adjust the length of the rotating arm so that the spring arm can rotate within different length ranges to meet the use needs of medical staff.

[0005] In order to achieve the above-mentioned purpose, the utility model proposes a rotating arm assembly, which is applied to a shadowless lamp. The rotating arm assembly includes a base, a connecting rod assembly, a telescopic part and an adapter. The base is used to be connected to the bracket assembly of the shadowless lamp; the connecting rod assembly is rotatably connected to the base, and the connecting rod assembly is recessed with a slide groove along the length direction; the telescopic part is slidably arranged in the slide groove along the groove depth direction of the slide groove; the adapter is connected to the side of the telescopic part away from the base, and the adapter is used to connect the spring arm of the shadowless lamp.

[0006] Optionally, the rotating arm assembly further includes a sliding assembly, the sliding assembly including a guide rail and a slider, the guide rail is connected to the side wall of the slide groove, the slider is connected to the peripheral side of the telescopic member, and the slider is slidably arranged on the guide rail.

[0007] Optionally, the number of the guide rails and the number of the sliders are respectively two, the two guide rails are arranged on opposite sides perpendicular to the depth direction of the slide groove, the two sliders are arranged on opposite sides of the telescopic member, and one slider is slidably arranged on one guide rail.

[0008] Optionally, a first mounting groove is recessed on the side wall of the slide groove in a direction perpendicular to the groove depth, and the guide rail is connected to the bottom wall of the first mounting groove.

[0009] Optionally, the telescopic member is recessed with a second mounting groove perpendicular to the sliding direction, and the sliding block is connected to the bottom wall of the second mounting groove.

[0010] Optionally, a positioning hole is penetrated through the side wall of the slide groove, and the sliding assembly further includes a positioning member, which is penetrated through the positioning hole and movably arranged along the hole depth direction of the positioning hole to abut and cooperate with the sliding block or the telescopic member.

[0011] Optionally, a guide groove is recessed on the side wall of the slide groove in a direction perpendicular to the groove depth, and a guide bar is protruded on the telescopic member perpendicular to the sliding direction, and the guide bar is slidably arranged in the guide groove.

[0012] Optionally, the number of the guide grooves and the number of the guide strips are respectively two, the two guide grooves are arranged on opposite sides perpendicular to the depth direction of the slide groove, the two guide strips are arranged on opposite sides of the telescopic member, and one guide strip is slidably arranged in one guide groove.

[0013] Optionally, the telescopic member and the adapter member are integrally formed.

[0014] The utility model also proposes a shadowless lamp, which includes a bracket assembly, a spring arm and the rotating arm assembly as described above, wherein the base is connected to the bracket assembly; the spring arm is connected to a side of the adapter away from the telescopic member.

[0015] In the technical solution of the utility model, by sliding and stretching the telescopic member, the adapter is driven to move toward or away from the base, so as to adjust the length of the rotating arm. Furthermore, since the spring arm is connected to the adapter and the connecting rod assembly is used to drive the rotation of the adapter, the spring arm can be rotated within different length ranges, which is conducive to further meeting the use needs of medical staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying creative work.

[0017] Figure 1 It is a structural schematic diagram of an embodiment of a rotating arm assembly of the utility model;

[0018] Figure 2 for Figure 1 An exploded structural diagram of the rotating arm assembly shown;

[0019] Figure 3 for Figure 2 A schematic diagram of the structure of the middle connecting rod assembly;

[0020] Figure 4 for Figure 2 Schematic diagram of the structure of the telescopic part and the adapter.

[0021] Description of Figure Numbers:

[0022]

[0023] The realization of the purpose, functional features and advantages of the utility model will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] It should be noted that all directional indications (such as up, down, left, right, front, back...) in the embodiments of the present invention are only used to explain the relative position relationship, movement status, etc. between the various components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0026] In the present invention, unless otherwise clearly specified and limited, the terms "connection", "fixation", etc. should be understood in a broad sense. For example, "fixation" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] In addition, in the present utility model, descriptions such as "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In addition, the meaning of "and / or" appearing in the full text is to include three parallel solutions. Taking "A and / or B as an example", it includes solution A, or solution B, or solutions that satisfy both A and B. In addition, the technical solutions between the various embodiments can be combined with each other, but it must be based on the ability of ordinary technicians in this field to implement. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by the present utility model.

[0028] Shadowless lamp is one of the important medical equipment in the operating room. Medical staff can use shadowless lamp to achieve shadow-free lighting at the patient's operation site, thereby helping doctors to clearly distinguish the lesion tissue and successfully complete the operation.

[0029] In the related art, the shadowless lamp includes a bracket assembly, a rotating arm assembly and a spring arm, one end of the rotating arm assembly is rotatably connected to the bracket assembly, and the other end is provided with a connecting portion, which is used to connect the spring arm. However, since the length of the rotating arm assembly is fixed, it can only drive the spring arm to rotate within a certain length range, which is not conducive to meeting the use needs of medical staff.

[0030] In order to achieve the above-mentioned purpose, the utility model proposes a rotating arm assembly 10, which aims to adjust the length of the rotating arm so that the spring arm can rotate within different length ranges, which is conducive to meeting the usage needs of medical staff.

[0031] Reference Figures 1 to 4 In one embodiment of the utility model, the rotating arm assembly 10 is applied to a shadowless lamp, and the rotating arm assembly 10 includes a base, a connecting rod assembly 1, a telescopic member 3 and an adapter 5. The base is used to be connected to the bracket assembly of the shadowless lamp; the connecting rod assembly 1 is rotatably connected to the base, and the connecting rod assembly 1 is recessed with a slide groove 131 along the length direction; the telescopic member 3 is slidably arranged in the slide groove 131 along the groove depth direction of the slide groove 131; the adapter 5 is connected to the side of the telescopic member 3 away from the base, and the adapter 5 is used to connect the spring arm of the shadowless lamp.

[0032] The connecting rod assembly 1 includes a rotating sleeve 11 and a cross bar 13. The rotating sleeve 11 is connected to the bracket assembly of the shadowless lamp by rotating around the vertical direction. The cross bar 13 is connected to the rotating sleeve and has a sliding groove 131 recessed along the length.

[0033] In the technical solution of the utility model, by sliding and stretching the telescopic member 3, the adapter 5 is driven to move toward or away from the base, so as to adjust the length of the rotating arm. Furthermore, since the spring arm is connected to the adapter 5, and the connecting rod assembly 1 is used to drive the rotation of the adapter 5, the spring arm can be rotated within different length ranges, which is conducive to further meeting the use needs of medical staff.

[0034] Optionally, a sliding groove is provided on the outer wall of the connecting rod assembly, and the telescopic member is slidably connected to the sliding groove of the outer wall of the connecting rod assembly. Any technical concept of adjusting the overall length of the rotating arm assembly 10 by slidingly matching the telescopic member 3 and the connecting rod assembly 1 falls within the protection scope of this application.

[0035] Reference Figures 1 to 4 In one embodiment of the utility model, the rotating arm assembly 10 also includes a sliding assembly 7, the sliding assembly 7 includes a guide rail 71 and a slider 73, the guide rail 71 is connected to the side wall of the slide groove 131, the slider 73 is connected to the peripheral side of the telescopic member 3, and the slider 73 is slidably arranged on the guide rail 71.

[0036] In this embodiment, the telescopic member 3 is slidably connected to the guide rail 71 of the rotating arm assembly 10 through the slider 73, so that it reciprocates along the groove depth direction of the slide groove 131, and then drives the adapter 5 to move toward or away from the base, which can play a role in adjusting the length of the rotating arm. This solution is conducive to ensuring smooth sliding between the telescopic member 3 and the connecting rod assembly 1 through the sliding mode of the slide rail slider 73, thereby improving the user experience.

[0037] Reference Figures 1 to 4 In one embodiment of the utility model, the number of the guide rails 71 and the slider 73 are respectively provided in two, the two guide rails 71 are arranged on opposite sides perpendicular to the depth direction of the slide groove 131, the two sliders 73 are arranged on opposite sides of the telescopic member 3, and one slider 73 is slidably arranged on one guide rail 71.

[0038] In this embodiment, two sliders 73 on opposite sides of the telescopic member 3 are respectively slidably connected to a guide rail 71 of the rotating arm assembly 10, which is beneficial to further ensure smooth sliding between the telescopic member 3 and the connecting rod assembly 1 and enhance the user experience.

[0039] Reference Figure 3 In one embodiment of the present invention, a first mounting groove 133 is recessed on the side wall of the slide groove 131 in a direction perpendicular to the groove depth, and the guide rail 71 is connected to the bottom wall of the first mounting groove 133 .

[0040] In this embodiment, a first mounting groove 133 is recessed in the groove wall of the slide groove 131, and the guide rail 71 is connected to the bottom wall of the first mounting groove 133. Compared with directly connecting the guide rail to the groove wall of the slide groove, this solution is beneficial to reducing the overall volume of the rotating arm assembly 10.

[0041] Reference Figure 4 In one embodiment of the present invention, the telescopic member 3 is recessed with a second mounting groove 31 perpendicular to the sliding direction, and the sliding block 73 is connected to the bottom wall of the second mounting groove 31 .

[0042] In this embodiment, the slider 73 is connected to the second mounting groove 31 of the telescopic member 3 . Compared with directly connecting the slider to the outer side wall of the telescopic member, this solution is beneficial to reducing the overall volume of the rotating arm assembly 10 .

[0043] Reference Figures 1 to 4 In one embodiment of the utility model, a positioning hole 15 is penetrated through the side wall of the slide groove 131, and the sliding component 7 also includes a positioning member 75, which is penetrated through the positioning hole 15 and movably arranged along the hole depth direction of the positioning hole 15 to abut and cooperate with the slider 73 or the telescopic member 3.

[0044] The positioning member 75 may be a graduation handle.

[0045] In this embodiment, the positioning member 75 is first loosened, and then the telescopic member 3 is slid and stretched, thereby driving the adapter 5 to move toward or away from the base. When sliding and stretching to a specified position, the positioning member 75 is moved toward the slider 73 or the telescopic member 3, thereby achieving locking and positioning of the slider 73 or the telescopic member 3.

[0046] Optionally, one end of the positioning member 75 is provided with a thread, and the hole wall of the positioning hole 15 is provided with a thread, so that the positioning member 75 is threadedly connected to the positioning hole 15, and can be movably set along the hole depth direction of the positioning hole 15, and provide a locking abutment force for the slider 73 or the telescopic member 3.

[0047] Reference Figure 3 In one embodiment of the utility model, the side wall of the slide groove 131 is recessed with a guide groove 135 in a direction perpendicular to the groove depth, and the telescopic member 3 is protruded with a guide strip 33 perpendicular to the sliding direction, and the guide strip 33 is slidably arranged in the guide groove 135.

[0048] In this embodiment, when the telescopic member 3 is slid and stretched, the guide bar 33 slides in the guide groove 135 arranged on the groove wall of the slide groove 131, thereby playing a guiding and supporting role for the sliding of the telescopic member 3, which is beneficial to further ensure the smooth sliding between the telescopic member 3 and the connecting rod assembly 1, and enhance the user experience.

[0049] Reference Figure 3 In one embodiment of the utility model, the number of the guide groove 135 and the number of the guide strip 33 are respectively provided in two, the two guide grooves 135 are provided on opposite sides perpendicular to the groove depth direction of the slide groove 131, the two guide strips 33 are provided on opposite sides of the telescopic member 3, and one guide strip 33 is slidably provided in one guide groove 135.

[0050] In this embodiment, two guide strips 33 on opposite sides of the telescopic member 3 are respectively slidably connected to a guide groove 135 on the groove wall of the slide groove 131, which is beneficial to further ensure smooth sliding between the telescopic member 3 and the connecting rod assembly 1 and enhance the user experience.

[0051] Reference Figure 4 In one embodiment of the present invention, the telescopic member 3 and the adapter member 5 are integrally formed.

[0052] The adapter 5 may be provided with an adapter hole, and one end of the spring arm is plugged into the adapter hole.

[0053] In this embodiment, the telescopic member 3 and the adapter member 5 are integrally formed, which is beneficial to improving the overall strength of the rotating arm assembly 10 and ensuring that the rotating arm assembly 10 stably supports the spring arm of the shadowless lamp.

[0054] Optionally, the telescopic member 3 and the adapter 5 are fixed by fastener connection.

[0055] The utility model also proposes a shadowless lamp, which includes a bracket assembly, a spring arm and the rotating arm assembly 10 as described above, wherein the base is connected to the bracket assembly; the spring arm is connected to a side of the adapter 5 away from the telescopic member 3.

[0056] The bracket assembly can be installed on the ceiling of the floor to provide a fixed support for the rotating arm assembly 10. The end of the spring arm away from the connecting rod assembly 1 is used to connect the lamp head of the shadowless lamp to adjust the height of the lamp head and to perform rotational reversal.

[0057] In summary, the shadowless lamp of the embodiment of the utility model is flexible and easy to operate, by pushing the installed telescopic parts 3 into the connecting rod assembly 1, adjusting it to a suitable length, tightening the positioning part 75, and adjusting the rotation distance of the rotating arm assembly 10.

[0058] The above description is only a preferred embodiment of the utility model, and does not limit the patent scope of the utility model. All equivalent structural changes made by using the contents of the utility model specification and drawings under the utility model concept, or directly / indirectly used in other related technical fields are included in the patent protection scope of the utility model.

Claims

1. A rotating arm assembly, characterized in that: The rotating arm assembly is applied to a shadowless lamp, and the rotating arm assembly comprises: A base, the base being used to be connected to a bracket assembly of the shadowless lamp; A connecting rod assembly, the connecting rod assembly is rotatably connected to the base, and the connecting rod assembly is provided with a sliding groove along the length direction; A telescopic member, the telescopic member being slidably disposed in the slide groove along a groove depth direction of the slide groove; and An adapter, wherein the adapter is connected to a side of the telescopic member away from the base, and the adapter is used to connect the spring arm of the shadowless lamp.

2. The rotating arm assembly according to claim 1, characterized in that: The rotating arm assembly also includes a sliding assembly, which includes a guide rail and a slider. The guide rail is connected to the side wall of the slide groove, the slider is connected to the peripheral side of the telescopic member, and the slider is slidably arranged on the guide rail.

3. The rotating arm assembly according to claim 2, characterized in that: The number of the guide rails and the sliders is respectively two, the two guide rails are arranged on opposite sides perpendicular to the depth direction of the slide groove, the two sliders are arranged on opposite sides of the telescopic member, and one slider is slidably arranged on one guide rail.

4. The rotating arm assembly according to claim 2, characterized in that: A first mounting groove is recessed on the side wall of the sliding groove in a direction perpendicular to the groove depth, and the guide rail is connected to the bottom wall of the first mounting groove.

5. The rotating arm assembly according to claim 2, characterized in that: The telescopic member is provided with a second mounting groove perpendicular to the sliding direction, and the sliding block is connected to the bottom wall of the second mounting groove.

6. The rotating arm assembly according to any one of claims 2 to 5, characterized in that: The side wall of the slide groove is penetrated by a positioning hole, and the sliding assembly also includes a positioning piece, which is penetrated by the positioning hole and movably arranged along the hole depth direction of the positioning hole to abut and cooperate with the sliding block or the telescopic piece.

7. The rotating arm assembly according to any one of claims 1 to 5, characterized in that: The side wall of the slide groove is concavely provided with a guide groove in a direction perpendicular to the groove depth, and the telescopic member is convexly provided with a guide bar perpendicular to the sliding direction, and the guide bar is slidably arranged in the guide groove.

8. The rotating arm assembly according to claim 7, characterized in that: The number of the guide grooves and the guide strips are respectively two, the two guide grooves are arranged on opposite sides perpendicular to the depth direction of the slide groove, the two guide strips are arranged on opposite sides of the telescopic member, and one guide strip is slidably arranged in one guide groove.

9. The rotating arm assembly according to any one of claims 1 to 5, characterized in that: The telescopic member and the adapter member are integrally formed.

10. A shadowless lamp, characterized in that: The shadowless lamp comprises: Bracket assembly; The rotating arm assembly according to any one of claims 1 to 9, wherein the base is connected to the bracket assembly; and A spring arm is connected to a side of the adapter member facing away from the telescopic member.

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