CN109568715B - Medical auxiliary suspension supporting device - Google Patents

Abstract

The invention discloses a medical auxiliary suspension supporting device, which comprises: the clamping seat comprises a spherical hinge seat and a clamping mechanism, one end of the spherical hinge seat is provided with a spherical hinge connector, one end of the suspension rod is provided with a hook, the other end of the spherical hinge seat is connected with the other end of the suspension rod through a turning connector, and the turning connector has two states of linear connection and vertical connection. The medical auxiliary suspension supporting device has various functions and strong practicability, can be suitable for various environments, and has strong adaptability.

Description

A medical auxiliary suspension support device

technical field

The invention relates to the field of auxiliary medical instruments, in particular to a medical auxiliary suspension support device.

Background technique

In the clinical medical process, various external devices such as infusion bottles (bags) and drainage bags are often used. Whether the patient is on a hospital bed, wheelchair, transfer bed or other medical facilities, these devices cannot be discarded at will. It is necessary to follow where it is, and to facilitate the use of these devices, usually a support rod is used to hang the infusion bag and other devices that need to be set high, or to fix the devices that need to be low, such as drainage bags. It's fine in fixed medical facilities, but in mobile devices like wheelchairs and transfer beds, it's less convenient. In the prior art, a strut is usually added to the wheelchair or transfer bed when needed. The strut is only a simple support structure, and is single for one medical facility, with relatively simple shape and function, and poor performance in use.

SUMMARY OF THE INVENTION

In view of the above problems, the present invention aims to provide an auxiliary suspension support device with various functions and strong practicability, which can be used in various environments and has strong adaptability.

In order to reach above-mentioned technical effect, the technical scheme adopted in the present invention is:

A medical auxiliary suspension support device, comprising:

The clamping seat includes a spherical hinge seat and a clamping mechanism, the spherical connection cavity opening of the spherical hinge seat is provided with notches on opposite sides, and a bayonet is provided outside the notches on one side, and the clamping mechanism is provided with On the side of the ball joint seat away from the opening of the spherical connection cavity, it is used to clamp and fix the ball joint seat;

a ball joint connecting rod, one end of the ball joint connecting rod is provided with a ball joint head adapted to the ball joint seat, and the rod part of the ball joint connecting rod can be clamped into the bayonet;

a suspension rod, one end of the suspension rod is provided with a hook;

The connecting piece is arranged on the end of the ball joint rod away from the ball joint head and the end of the suspension rod away from the hook; and

The direction changing joint includes a first connecting section and a second connecting section, the inner ends of the first connecting section and the second connecting section are connected to each other, so that the outer ends of the first connecting section and the second connecting section are coaxial or perpendicular to each other ; The outer ends of the first connecting section and the second connecting section can be axially connected detachably with the connecting piece.

Further, the direction changing joint also includes: a fixed ball and a tension spring, the inner ends of the first connecting section and the second connecting section are all 45° inclined planes, and are provided with a central axis hole, the The inner end is provided with a spherical cavity, the fixed ball is rotatably arranged in the spherical cavity, the tension spring is accommodated in the central axis hole of the first connecting section and the second connecting section, and the two ends of the tension spring are Corresponding to the fixed ball connection in the spherical cavity.

Further, limit protruding strips are provided on both sides of the inner end of the first connecting segment along the inclined direction of the central axis hole, and the inner end of the second connecting segment is located on the central axis hole along the inclined direction of the inclined plane. Limiting grooves are provided on both sides, and the limiting grooves are matched with the limiting convex strips.

Further, the direction changing joint also includes: a limit sleeve, the limit sleeve can be rotatably and slidably sleeved outside the first connecting section and/or the second connecting section, and an outer wall of one end of the limit sleeve is provided with a groove The depth of the notch is not less than the outer diameter of the first connection section and the second connection.

Further, the end of the limiting sleeve away from the notch is provided with a spring, the spring is sleeved outside the first connecting segment or the second connecting segment, and the outer end of the spring is provided with a fixing ring, and the fixing ring is rotatable. is set outside the first connection segment or the second connection segment.

Further, the medical auxiliary suspension support device further comprises: an extension rod, and both ends of the extension rod are provided with the connecting pieces.

Further, the connecting piece is a lock ring rotatably sleeved on the end of the ball joint link, the extension rod or the suspension rod, the outer end of the lock ring can protrude beyond the end of the corresponding rod, and An inner thread is provided on the inner wall of the lock ring; the outer ends of the first connecting segment and the second connecting segment are provided with an outer thread matching the inner thread.

Further, the outer ends of the first connecting section and the second connecting section are provided with polygonal anti-rotation bosses, and the ends of the ball-end connecting rod, the extension rod and the suspension rod are provided with locking rings, Both are provided with anti-rotation grooves adapted to the anti-rotation bosses.

Further, the clamping mechanism includes: a fixed splint and a movable splint that are fixedly connected to and movably abutted on the back of the ball hinge seat, respectively, and the position of the fixed splint and the movable splint close to the spherical hinge seat is provided with a coaxial through hole, A thread is arranged in the through hole of the movable splint, and an adjusting screw is screwed into the through hole of the movable splint after passing through the through hole of the fixed splint. A radially protruding limit ring is arranged at the position of the adjusting screw close to the handwheel.

Further, a position close to one end of the suspension rod is provided with a hook hole that penetrates radially, and the hook includes: a central shaft portion and a hook-shaped portion connected to both ends of the central shaft portion, and the central shaft portion is rotatable. Installed in the hook hole.

Beneficial effects of the present invention: when the above-mentioned medical auxiliary suspension support device is used, it is fixed to any medical facility through the clamping seat, and the ball joint connecting rod is matched with the ball hinge of the clamping seat, regardless of the installation angle of the clamping seat. , the ball joint can be hoisted under the clamping seat, or clamped to the bayonet of the clamping seat and installed vertically at any angle, which can meet the needs of various installation environments; at the same time, the suspension with hook The rod is connected with the ball-end connecting rod through the direction changing joint, which can be transformed into a straight rod-shaped or curved rod-shaped suspension support structure according to actual needs, which is truly suitable for use in various environments, with various functions and strong practicability.

Description of drawings

Fig. 1 is the three-dimensional structure schematic diagram of this embodiment;

FIG. 2 is a cross-sectional structural schematic diagram of the clamping seat of the present embodiment;

3 is a cross-sectional structural schematic diagram of the coaxial connection state of the present embodiment;

FIG. 4 is a cross-sectional structural schematic diagram of the vertical connection state of the present embodiment;

5 is a schematic structural diagram of a hook in this embodiment;

Reference numerals: 1-clamping seat, 11-ball joint seat, 111-notch, 112-bayonet, 12-clamping mechanism, 121-fixed splint, 122-movable splint, 123-adjusting screw, 124-handwheel , 125-limiting ring, 2-ball joint link, 21-ball joint head, 22-anti-rotation groove, 3-hanging rod, 31-hook hole, 4-hook, 41-central shaft, 42-hook Shape part, 5-connector, 51-lock ring, 511-internal thread, 512-limiting edge, 6-change joint, 61-first connecting segment, 611-limiting protruding strip, 62-second connecting segment , 621-Limiting groove, 63-Central shaft hole, 64-Fixing ball, 65-Extension spring, 66-Anti-rotation boss, 67-Limiting sleeve, 671-Slot, 68-Spring, 681-Fixing ring , 69-external thread, 7-extension rod.

Detailed ways

Embodiments of the technical solutions of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only used to more clearly illustrate the technical solutions of the present invention, and are therefore only used as examples, and cannot be used to limit the protection scope of the present invention. In the description of the present application, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", etc., indicate the orientation or positional relationship based on the drawings. The orientation or positional relationship shown is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated components or structures must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention. limit.

As shown in FIGS. 1 to 5 , the medical auxiliary suspension support device provided in this embodiment is mainly composed of a clamping seat 1 , a ball joint link 2 , a suspension rod 3 , a hook 4 , a connecting piece 5 and a direction changing joint 6 .

As shown in FIG. 1 and FIG. 2 , the clamping seat 1 includes a spherical hinge seat 11 and a clamping mechanism 12 . There are gaps 111 on opposite sides of the opening of the spherical connection cavity of the spherical hinge seat 11 , and the gap 111 on one side is outside the gap 111 . A bayonet 112 is provided; one end of the ball joint connecting rod 2 is provided with a ball joint head 21 which is adapted to the ball joint seat 11, and the ball joint connecting rod 2 forms a spherical hinge connection with the ball joint seat 11 through the ball joint head 21, so that the ball joint The connecting rod 2 can be exchanged in multiple directions relative to the ball joint seat 11, and at the same time, the rod of the ball joint connecting rod 2 can also be clamped into the bayonet 112 to form a fixed support position; The best fixed posture is that the bayonet 112 is on top, so that the ball joint 2 can be fixed upright by the buckle, which is suitable for high-level hanging infusion bottles, etc., and the ball joint 2 can also bypass the gap 111 on the lower side. It can be hoisted vertically downward, and the drainage bag can be fixed at a low position.

The clamping mechanism 12 is arranged on the side of the spherical hinge base 11 away from the opening of the spherical connection cavity, and is used to clamp and fix the spherical hinge base 11 to any position of any medical facility such as a wheelchair or a transfer bed. No matter what posture the ball joint seat 11 is fixed in, the ball joint link 2 can find a suitable use position. Specifically, referring to FIG. 2 , the clamping mechanism 12 in this embodiment includes: a fixed splint 121 fixedly connected to the back of the spherical hinge seat 11 and a movable splint 122 movably abutted against the back of the spherical hinge base 11 . The fixed splint 121 It is arranged opposite to the movable splint 122, and the bayonet of arc, V-shaped and other styles can be set on the opposite side to improve the clamping effect; the position of the fixed splint 121 and the movable splint 122 close to the ball joint seat 11 is provided with a coaxial through hole , and a thread is arranged in the through hole of the movable splint 122, an adjusting screw 123 passes through the through hole of the fixed splint 121 and is screwed with the through hole of the movable splint 122, and the end of the adjusting screw 123 is located on the side of the fixed splint 121. A hand wheel 124 is provided, and a radially protruding limit ring 125 is provided at a position of the adjusting screw 123 close to the hand wheel 124 . When the adjusting screw 123 is screwed in by the hand wheel 124, the rear end of the adjusting screw 123 is limited by the limit ring 125, and the splint 121 cannot be fixed in depth, and the movable splint 122 is close to the back of the ball joint seat 11 and cannot be rotated, so that the movable splint 122 It can only approach the fixed splint 121 to narrow the gap between the two to achieve the purpose of clamping and fixing; when loosening, the adjusting screw 123 can be unscrewed.

The suspension rod 3 is connected with the ball joint 2 through the direction changing joint 6, and the outer end of the suspension rod 3 is provided with a hook 4. On the basis of adjusting the position of the ball joint 2, the suspension rod 3 is connected to the ball through the direction changing joint 6. The head link 2 is connected in a straight line or in a bent connection to form different postures, so that the infusion bag, drainage bag and other equipment can be hung through the hook 4 in different environments. Referring to FIG. 5 , in this embodiment, a radially penetrating hook hole 31 is provided at the outer end of the suspension rod 3 , and the hook 4 includes a central shaft portion 41 and hook-shaped portions 42 connected to both ends of the central shaft portion 41 , The central shaft portion 41 is rotatably installed in the hook hole 41, so that no matter what posture the suspension rod 3 is in, the hook 4 can be automatically rotated and adjusted to the position where the opening of the hook portion 42 is upward under the action of gravity, so as to ensure the hanging of foreign objects. reliability.

As shown in FIG. 3 and FIG. 4 , the direction changing joint 6 includes a first connecting section 61 and a second connecting section 62, and the inner ends of the first connecting section 61 and the second connecting section 62 are connected to each other, so that the first connecting section 61 and the second connecting section 62 are connected to each other. The outer ends of the second connecting segments 62 are coaxial or perpendicular to each other. Specifically, the inner ends of the first connecting section 61 and the second connecting section 62 are both inclined at 45°, and are provided with a central axis hole 63. The inner end of the central axis hole 63 is provided with a spherical cavity, and each spherical cavity is rotatably provided A fixed ball 64, and a tension spring 65 is installed in the central axis hole 63 of the first connecting segment 61 and the second connecting segment 62, so that the two ends of the tension spring 65 are respectively connected with the fixed ball 64 in the corresponding spherical cavity . Therefore, under the action of the pulling force of the tension spring 65, the inner ends of the first connecting section 61 and the second connecting section 62 collide with each other, and under the action of a large external force, the first connecting section 61 and the second connecting section 62 can move toward each other. For rotation, based on the elliptical shape of the inclined plane, during the rotation process of the two, there will be two most stable positions abutting each other as shown in Figure 3 and Figure 4, that is, the straight-line connection and the right-angle connection state of the direction changing joint 6 .

In order to further improve the stability of the straight-line connection and the right-angle connection of the direction changing joint 6, in this embodiment, limiting protruding strips are provided on both sides of the inner end of the first connecting section 61 located in the central axis hole 63 along the inclined direction of the inclined plane. 611 , limiting grooves 621 are provided on both sides of the inner end of the second connecting segment 62 located in the central axis hole 63 along the inclined direction of the inclined plane, and the limiting grooves 621 are matched with the limiting protruding strips 611 . When the direction changing joint 6 is in the state of linear connection or right-angle connection, the limiting protruding strips 611 can all fall into the limiting grooves 621, so that the relative rotation ability between the first connecting section 61 and the second connecting section 62 is Maintains the state of straight or right-angle connections.

Of course, the relative movement between the first connection segment 61 and the second connection segment 62 may also be bent after rotation. Furthermore, in this embodiment, a limit sleeve 67 is also provided for the direction changing joint 6 . The limit sleeve 67 is rotatably and slidably sleeved outside the first connecting section 61 and/or the second connecting section 62, and a notch 671 is provided on the outer wall of one end of the limit sleeve 67, and the depth of the notch 671 is not less than the first A connecting segment 61 and the outer diameter of the second connecting. Therefore, in the straight-line connection state, as shown in FIG. 3 , the connecting parts of the two are covered by the limiting sleeve 67 , so that the two can be prevented from being bent relative to each other, and the stability of the straight-line connection state can be maintained. In the case of right-angle connection, as shown in FIG. 4 , the main body of the limiting sleeve 67 is sleeved on any one of the first connecting segment 61 and the second connecting segment 62 , and the limiting sleeve 67 is rotated to make the notch 671 The bending direction of the other segment is reversed, and the other end is clamped into the notch 671 after being bent, thereby preventing the lateral bending between the first connecting segment 61 and the second connecting segment 62 and maintaining a right-angle connection stability.

In this embodiment, in order to facilitate the adjustment and positioning of the limiting sleeve 67, a spring 68 is provided at the end of the limiting sleeve 67 away from the notch 671, and the spring 68 is also sleeved on the first connecting section 61 or the second connecting section 62. Outside, a fixing ring 681 is arranged at the outer end of the spring 68 , and the fixing ring 681 is rotatably arranged outside the first connecting section 61 or the second connecting section 62 . Taking the spring 68 sleeved on the first connecting segment 61 as an example, an annular groove can be provided on the outer circumference of the first connecting segment 61, and the fixing ring 681 can be arranged in the annular groove, so that the fixing ring 681 together with the The connected spring 68 and the limiting sleeve 67 can both rotate relative to the first connecting section 61; in this way, when the connection relationship between the first connecting section 61 and the second connecting section 62 needs to be converted, after rotating and adjusting the direction of the notch 671, Squeeze the limit sleeve 67 to one side of the fixing ring 681 to expose the connection parts of the first connecting section 61 and the second connecting section 62, that is, the two can be rotated relative to each other by using external force, and then release the limit sleeve 67 to limit the The position sleeve 67 can be reset under the elastic force of the spring 68. If it is in a straight connection state, the limit sleeve 67 is reset to cover the connection part of the first connection section 61 and the second connection section 62. If it is in a right-angle connection state, in the limit position The notch 671 of the sleeve 67 snaps into the second connecting section 62 .

The outer ends of the first connecting section 61 and the second connecting section 62 can be connected with the end of the ball joint 2 or the suspension rod 3 in a detachable manner, so as to be easily disassembled and assembled in different use states. Specifically, referring to FIG. 1 , a connecting member 5 is provided on the end of the ball joint 2 away from the ball joint head 21 and the end of the suspension rod 3 away from the hook 4 . The first connecting section 61 and the second connecting The outer ends of the segments 62 can be axially connected to the connecting piece 5 in a detachable manner.

Referring to FIG. 4 , in this embodiment, the connecting member 5 is a lock ring 51 that is rotatably sleeved on the ends of the ball joint 2 and the suspension rod 3 . An annular groove is arranged on the surface of the sling, the lock ring 51 is sleeved on the ball joint link or the suspension rod 3, and the inner end of the lock ring 51 extends inward to form a limit edge 512, so that the outer end of the lock ring 51 can be Protruding to the end of the corresponding rod, the lock ring 51 can be rotated but cannot fall off the rod; further, an inner thread 511 is provided on the inner wall of the lock ring 51, and the outer ends of the first connecting section 61 and the second connecting section 62 are There is an external thread 69 adapted to the internal thread 511 , so that the connection piece 5 and the direction changing joint 6 can be snap-disconnected and connected by screw fit. The annular groove can be set to a length similar to the length of the lock ring 51, so that the limit edge 512 of the lock ring 51 can slide in the annular groove, and the lock ring 51 can be retracted into the end of the rod, which is more convenient for locking. Disassembly and assembly between the ring 51 and the direction changing joint 6 .

On the basis of the above structure, an extension rod 7 is also added in this embodiment, and the two ends of the extension rod 7 are provided with lock rings 51 installed through the same structure as the ball joint link 2 and the suspension rod 3, so as to pass the direction changing joint 6. Multiple extension rods 7 can be added between the ball joint link 2 and the suspension rod 3 to increase the axial length of the entire support system. Using the deformation ability of the direction changing joint 6, the combined rods can be deformed into a long straight rod shape, a door frame shape, a stepped bending shape, etc., and various supporting structures can be formed in various environments. It is suitable for use in various environments, with various functions and strong practicability.

In this embodiment, in order to make the rod assembly after adding the extension rod 7 more stable, the outer ends of the first connecting section 61 and the second connecting section 62 are provided with polygonal anti-rotation bosses 66, At the same time, the ends of the ball joint 2 , the extension rod 7 and the suspension rod 3 where the lock ring 51 is provided are all provided with an anti-rotation groove 22 adapted to the anti-rotation boss 66 . Therefore, the inclined plane directions of the first connecting section 61 and the second connecting section 62 can be defined during installation as required, and each rod can be defined in a plane, and the support structure is more stable.

It should be noted that the above preferred embodiments are only used to illustrate the technical solutions of the present invention, but not to limit them; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that it can still be Modifications are made to the technical solutions recorded in the foregoing embodiments, or some or all of the technical features thereof are equivalently replaced; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present invention. It should be covered within the scope of the claims and description of the present invention.

Claims (7)

1. A medical auxiliary suspension support device, comprising:

the clamping seat comprises a spherical hinged seat and a clamping mechanism, notches are arranged on two opposite sides of an opening of a spherical connecting cavity of the spherical hinged seat, a bayonet is arranged outside the notch on one side, and the clamping mechanism is arranged on one surface of the spherical hinged seat, which is far away from the opening of the spherical connecting cavity, and is used for clamping and fixing the spherical hinged seat;

one end of the ball head connecting rod is provided with a ball hinge head matched with the ball hinge seat, and the rod part of the ball head connecting rod can be clamped in the clamping opening;

the hanging rod is provided with a hook at one end;

the connecting piece is arranged at one end of the ball head connecting rod, which is far away from the ball hinge head, and one end of the suspension rod, which is far away from the suspension rod and is provided with the hook; and

the direction-changing joint comprises a first connecting section and a second connecting section, wherein the inner ends of the first connecting section and the second connecting section are mutually connected, so that the outer ends of the first connecting section and the second connecting section are mutually coaxial or vertical; the outer ends of the first connecting section and the second connecting section can be detachably and axially connected with the connecting piece;

the direction-changing joint also comprises a fixed ball and a tension spring, wherein the inner ends of the first connecting section and the second connecting section are both inclined planes of 45 degrees and are provided with a center shaft hole, the inner end of the center shaft hole is provided with a spherical cavity, the fixed ball is rotatably arranged in the spherical cavity, the tension spring is accommodated in the center shaft holes of the first connecting section and the second connecting section, and two ends of the tension spring are connected with the fixed ball in the corresponding spherical cavity;

the turning joint also comprises a limiting sleeve, wherein the limiting sleeve is sleeved outside the first connecting section and/or the second connecting section in a rotatable and sliding manner, a notch is formed in the outer wall of one end of the limiting sleeve, and the depth of the notch is not less than the outer diameter of the first connecting section and the second connecting section;

the one end that deviates from the notch of stop collar is provided with the spring, the spring housing is established outside first linkage segment or second linkage segment, and the outer end of spring is provided with solid fixed ring, gu the rotatable setting of solid fixed ring is outside first linkage segment or second linkage segment.

2. The medical auxiliary suspension support device according to claim 1,

the inner both sides that lie in along the inclined plane incline direction in shaft hole of first linkage segment all are equipped with spacing sand grip, the inner both sides that lie in along the inclined plane incline direction in shaft hole of second linkage segment all are equipped with spacing recess, spacing recess and spacing sand grip looks adaptation.

3. The medical auxiliary suspension support device according to any one of claims 1-2, further comprising: the extension bar, the both ends of extension bar all are equipped with the connecting piece.

4. The medical auxiliary suspension support device according to claim 3,

the connecting piece is a lock ring which is rotatably sleeved at the end part of the ball head connecting rod, the extension rod or the suspension rod, the outer end of the lock ring can protrude out of the end part of the corresponding rod piece, and the inner wall of the lock ring is provided with internal threads; the outer ends of the first connecting section and the second connecting section are provided with external threads matched with the internal threads.

5. The medical auxiliary suspension support device according to claim 4,

the outer ends of the first connecting section and the second connecting section are respectively provided with an anti-rotation boss in a polygonal shape, and the ball head connecting rod, the extension rod and the end part of the suspension rod, which is provided with the lock ring, are respectively provided with an anti-rotation groove matched with the anti-rotation bosses.

6. The medical auxiliary suspension support device according to claim 1,

the fixture includes: the fixed splint and the movable splint are respectively attached to the back of the spherical hinge seat in a fixed connection and a movable manner, coaxial through holes are formed in the positions, close to the spherical hinge seat, of the fixed splint and the movable splint, threads are arranged in the through holes of the movable splint, an adjusting screw penetrates through the through holes of the fixed splint and then is in threaded connection with the through holes of the movable splint, a hand wheel is arranged at the end, located on one side of the fixed splint, of the adjusting screw, and a radial convex limiting ring is arranged at the position, close to the hand wheel, of the adjusting screw.

7. The medical auxiliary suspension support device as claimed in claim 1, wherein the suspension rod is provided with a radially through-going hook hole near one end thereof, and the hook comprises: the middle shaft part is rotatably arranged in the hook hole.

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