CN214908814U - Vertebra traction frame - Google Patents

Abstract

The utility model discloses a vertebra traction frame uses on the wheelchair, include: the fixing unit detachably assembles the vertebra traction frame on a bracket of the wheelchair; the lifting driving unit is connected with the fixing unit and comprises a lifting component and a driving component for driving the lifting component to act; the traction unit is arranged above the lifting driving unit, is driven by the lifting assembly to lift, and partially extends to the upper part of the wheelchair to form a traction part; and the control unit comprises a controller and a connecting part, the controller is arranged in front of the wheelchair, and the controller is connected with and controls the driving assembly through the connecting part. The vertebra traction frame of the embodiment is detachably assembled on the wheelchair through the fixing unit and can move along with the wheelchair; the traction unit is used for traction of a patient sitting on the wheelchair, helps the patient maintain normal physiological radian of the spine, and protects the patient with weak muscle or atrophy when sitting on the wheelchair for a long time.

Description

Vertebra traction frame

Technical Field

The utility model relates to the field of rehabilitation equipment, in particular to a spine traction frame applied to a wheelchair.

Background

Because the disabled people sitting on the wheelchair for a long time easily cause spasm or atrophy of spinal muscles and further cause deformation of the spine, a suspension traction reduction method can be usually adopted as part of auxiliary rehabilitation. The spine hanging traction frame on the market at present is usually fixed on the ground, a wall or a bed frame; a small part of the movable trolley is fixed by the tripod and can be moved for carrying, but the movable trolley is only suitable for a small range of movement in consideration of the shape, the volume and the weight of the movable trolley. When the disabled uses the spine hanging traction frame, the disabled can use the spine hanging traction frame only by moving to a corresponding position to stay; when the disabled people sit in the wheelchair and move to other places, the normal physiological radian of the spine can not be maintained by using the spine suspension traction frame. The existing spine suspension traction frame is inconvenient to be additionally arranged on a wheelchair.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a vertebra traction frame, the mountable can move along with the wheelchair on the wheelchair, protects the patient who sits on the wheelchair for a long time, and muscle is weak or atrophy.

According to the utility model discloses a vertebra traction frame of first aspect embodiment uses on the wheelchair, include: the fixing unit is arranged to be matched with a bracket of the wheelchair, and the spine traction frame is detachably assembled on the bracket of the wheelchair; the lifting driving unit is connected with the fixing unit and comprises a lifting component capable of moving up and down and a driving component for driving the lifting component to act; the traction unit is arranged above the lifting driving unit, is driven by the lifting assembly to lift, and partially extends to the upper part of the wheelchair to form a traction part; and the control unit comprises a controller and a connecting part, the controller is arranged in front of the wheelchair, and the controller is connected with and controls the driving assembly through the connecting part.

According to the utility model discloses vertebra traction frame of first aspect embodiment has following beneficial effect at least: the vertebra traction frame of the embodiment is detachably assembled on the wheelchair through the fixing unit and can move along with the wheelchair; the traction unit is driven by the lifting component to lift, and part of the traction unit extends to the upper part of the wheelchair to form a traction part which is used for traction of a patient sitting on the wheelchair, helps the patient to maintain normal physiological radian of the spine and protects the patient with weak muscle or atrophy sitting on the wheelchair for a long time; the controller is arranged in front of the wheelchair, and the patient can conveniently adjust the height of the traction unit through the controller, so that the traction state suitable for the patient is obtained.

According to the utility model discloses first aspect the vertebra traction frame, fixed unit includes a plurality of fast clamping, fixed unit passes through fast clamping assembly is in on the support of wheelchair. The quick clamping further simplifies the steps of installation and disassembly, and realizes quick disassembly and assembly.

According to the utility model discloses first aspect the vertebra traction frame, drive assembly includes the screw rod, lifting unit is including setting up the outer thread bush of screw rod, the drive when screw rod rotates the thread bush oscilaltion removes. The threaded sleeve is simple in structure and can be matched with the screw rod, and the screw rod can practically move up and down when rotating.

According to the utility model discloses first aspect the vertebra traction frame, adapting unit is the flexible axle, set up the capstan winch on the controller, the capstan winch passes through flexible axle connection the screw rod makes drive when the capstan winch rotates the screw rod rotates. The winch and the flexible shaft are adopted to drive the screw to rotate, so that the structure of the whole control unit is simpler, smooth transmission of actions is ensured, and the manufacturing cost is reduced.

According to the utility model discloses first aspect the vertebra traction frame, drive assembly is including connecting the motor of screw rod, adapting unit is the data line, be provided with the control key on the controller, the control key passes through the data line is connected the motor makes the control key control the motor carries out corotation, reversal or stops. The electric control system is adopted to replace mechanical control, so that automatic regulation and control can be realized, and the operation of a patient is simplified.

According to the utility model discloses first aspect the vertebra traction frame, lifting unit still includes the bearing gasket, the bearing gasket cover is established outside the screw rod and be located the thread bush top, the thread bush with be provided with buffer spring between the bearing gasket, traction unit is in from the top butt on the bearing gasket. The arrangement of the bearing gasket and the buffer spring provides buffer for the action of the traction unit, so that the action of the traction unit becomes soft, and a patient feels more comfortable.

According to the spinal traction frame of the first aspect of the present invention, the traction unit comprises a first traction section and a second traction section, the first traction section is disposed above the lifting driving unit, and the first traction section connects the lifting assembly and the second traction section; the first traction section and the second traction section are movably connected, and when the vertebral traction frame is in a use state, the second traction section extends to the upper part of the wheelchair to form a traction part; when the vertebra traction frame is in a storage state, the second traction section is connected with the first traction section in a movable mode, and the second traction section is overturned to the rear portion of the wheelchair to be stored. The first traction section and the second traction section are movably connected, so that the second traction section has a use state and a storage state, and can be stored when not in use, the space is saved, the normal use of the wheelchair is not hindered, and the times of disassembly and assembly can be reduced.

According to the spinal traction frame of the first aspect of the present invention, a connector is disposed at one end of the first traction section close to the second traction section, and the second traction section is rotatably disposed on the connector; and the connector and the second traction section are provided with locking mechanisms, and the locking mechanisms are used for locking the second traction section to enable the second traction section to be in a use state. Through the connector and the locking mechanism, the second traction section can be subjected to state conversion and locking, and the second traction section can be stably in a use state, so that the safety of the second traction section is ensured.

According to the utility model discloses first aspect the vertebra traction frame, locking mechanical system is including the bolt and the jack of mutually supporting, be provided with the pull ring on the bolt. The first traction section and the second traction section can be quickly locked by using the bolt and the jack, the structure is simple, and the operation is convenient; due to the arrangement of the pull ring, a user can operate the plug pin conveniently.

According to the utility model discloses first aspect the vertebra traction frame, the lift drive unit is provided with outward and accomodates the clamp, it sets up to cooperate and accomodates the state to accomodate the clamp the second pulls the section, will the second pulls the section to be fixed the wheelchair rear portion avoids the second to pull the section swing, can not hinder the space at wheelchair rear portion.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural diagram of a first embodiment of the present invention;

FIG. 2 is a schematic structural view of the fixing unit of FIG. 1;

FIG. 3 is a schematic view of the hoist drive unit and the traction unit of FIG. 1;

fig. 4 is an internal structural view of the elevation driving unit of fig. 3;

FIG. 5 is a view of the spinal traction frame of FIG. 1 in use assembled to a wheelchair;

FIG. 6 is a stowed condition of the spinal traction frame of FIG. 1 assembled to a wheelchair;

FIG. 7 is a schematic view of the spinal traction frame of FIG. 6 in a stowed configuration;

fig. 8 is a schematic structural view of a second embodiment of the present invention;

FIG. 9 is a use condition of the spinal traction frame of FIG. 8 assembled to a wheelchair;

fig. 10 is a stowed view of the spinal traction frame of fig. 8 assembled to a wheelchair.

The reference numbers illustrate:

a spinal traction frame 100;

the towing unit 110, the second towing segment 111, the first towing segment 112, the connector 113, the pull ring 1131, the latch 1132, the jack 1133, the hinge shaft 1134, the quick-locking hook 114, and the hanging arm 115;

a lifting driving unit 120, a screw rod 121, a bearing 1211, a threaded sleeve 122, a supporting gasket 123, a buffer spring 124 and a containing clamp 125;

the fixing unit 130, the transverse pipe 131, the first quick clamp 132, the locking bolt 1321 and the second quick clamp 133;

the flexible shaft 140, the controller 150, the winch 151, the handle 1511 and the mounting bolt 152;

a wheelchair 200, a push handle 210;

a traction harness 300;

a second spinal traction frame 400, a traction unit b410, a second traction section b411, a supporting rod 4111, a first traction section b412 and a connector b 413.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, and a plurality of means are two or more. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

A vertebral traction frame according to embodiments of the present invention is described in detail in two specific embodiments with reference to fig. 1 to 10. It is to be understood that the following description is illustrative only and is not intended as a specific limitation on the invention.

Example 1:

as shown in fig. 1, the present invention provides a first embodiment of a vertebral traction frame 100 for a wheelchair, which includes a fixing unit 130, a lifting driving unit 120, a traction unit 110, a connecting member, and a controller 150.

Specifically, the fixing unit 130 is configured to be engaged with a frame of the wheelchair 200, and the spinal traction frame 100 is detachably mounted to the frame of the wheelchair 200. Referring to fig. 2, in the present embodiment, the fixing unit 130 includes a horizontal tube 131, and a plurality of quick clamps are disposed on the horizontal tube 131. The quick clamp is preferably an openable metal clamp, and when the quick clamp is opened, the quick clamp can be sleeved on a support pipe at the rear part of the wheelchair 200 or a metal sleeve of the lifting drive unit 120, and then the quick clamp is locked by a locking bolt 1321 arranged at the port of the metal clamp, so that the quick clamp is fixed, and the disassembly and the assembly are convenient. The fast clamps comprise two first fast clamps 132 and two second fast clamps 133, the first fast clamps 132 are used for connecting the bracket of the wheelchair 200, and the second fast clamps 133 are used for connecting the lifting driving unit 120. Further, the first quick clamps 132 are preferably connected to the transverse tube 131 through a telescopic tube structure, so that the distance between the two first quick clamps 132 can be conveniently adjusted, and the first quick clamps can be adapted to be mounted on the supports of different wheelchairs 200. As shown in fig. 5 to 7, the fixing units 130 are preferably provided in two, and the vertebral traction frame 100 can be quickly assembled to the frame at the rear of the wheelchair 200 through the fixing units 130. In addition, the location of the spinal traction frame 100 must also be such that it does not interfere with the push handle 210 of the wheelchair 200.

Referring to fig. 1, 3 and 4, the traction unit 110 and the elevation drive unit 120 together form the main functional part of the spinal traction frame 100. The lifting driving unit 120 is fixed on the fixing unit 130 through the second quick clamp 133, the traction unit 110 is disposed above the lifting driving unit 120, the lifting driving unit 120 drives the traction unit 110 to move up and down, and the traction unit 110 partially extends to the upper side of the wheelchair 200 to form a traction part.

The elevating driving unit 120 includes a metal sleeve, an elevating assembly, and a driving assembly. Lifting unit and drive assembly all set up inside metal casing. In this embodiment, the driving assembly is a screw rod 121, the lifting assembly includes a threaded sleeve 122 disposed outside the screw rod 121, and the threaded sleeve 122 and the screw rod 121 cooperate with each other to drive the threaded sleeve 122 to move when the screw rod 121 rotates, so as to drive the traction unit 110 to move up and down. Further, the lifting assembly further comprises a support washer 123, the support washer 123 is disposed above the threaded sleeve 122, a buffer spring 124 is disposed between the threaded sleeve 122 and the support washer 123, and the traction unit 110 abuts against the support washer 123 from above. The damping spring 124 is provided to provide damping to the movement of the traction unit 110, so that the movement of the traction unit 110 is softened and the patient feels more comfortable.

Furthermore, a guide groove which runs up and down is formed in one side of the metal sleeve, at least one of the threaded sleeve 122 and the bearing gasket 123 is provided with a guide rod, and the guide rod extends into the guide groove. When screw rod 121 rotated, thread bush 122 and bearing gasket 123 carried out the oscilaltion and move, and guide bar and guide way cooperate each other, carry out spacing direction to the removal of thread bush 122 or bearing gasket 123, avoid bearing gasket 123 to follow screw rod 121 and rotate.

As shown in fig. 3, in the present embodiment, the traction portion of the traction unit 110 is a hanging arm 115 extending to a space above the wheelchair 200, and the hanging arm 115 is provided with a hanging ring. Referring to fig. 5, one of the methods of using the traction unit 110 of the present embodiment is to suspend the traction strap 300 on the hanging ring of the hanging arm 115 through the quick-locking hook 114, so that the patient sitting on the wheelchair 200 can use the traction unit 110 to help maintain the normal physiological curvature of the spine after wearing the traction strap 300. It is easy to think that the traction unit 110 of the present embodiment can also be provided with other devices on the hanging arm 115 to help the patient perform the traction on the spine and maintain the normal physiological curvature of the spine.

As shown in fig. 1 and 3, the traction unit 110 of the present embodiment includes a first traction segment 112 and a second traction segment 111. The first traction section 112 is disposed above the lifting driving unit 120 and is moved by the lifting assembly. The end of the first traction section 112 away from the lifting driving unit 120 is provided with a connector 113, and the second traction section 111 is rotatably arranged on the connector 113, so that a movable connection is formed between the first traction section 112 and the second traction section 111. The second traction section 111 can be switched between the working state and the storage state through the movable connection structure of the first traction section 112 and the second traction section 111. As shown in fig. 5, when the vertebral traction frame 100 is in use, the second traction section 111 is located at the upper part of the first traction section 112 and fixed, and the second traction section 111 extends to the upper part of the wheelchair 200 to form a traction part; as shown in fig. 6, when the vertebral traction frame 100 is in the storage state, the second traction segment 111 is turned over to the rear of the wheelchair 200 for storage through the movable connection with the first traction segment 112, thereby saving space.

As shown in fig. 7, in particular, in the present embodiment, the connector 113 is provided with a hinge 1134, the second pulling portion 111 is hinged on the connector 113 through the hinge 134, and the second pulling portion 111 can be turned over along the hinge 134. A locking mechanism is further disposed on the connector 113 and the second pulling section 111, the locking mechanism includes a pin 1132 and a socket 1133, the pin 1132 is disposed on the second pulling section 111, the pin 1132 is disposed with a pulling ring 1131, and the socket 1133 is disposed on the connector 113. Further, still be provided with the auto-lock spring on the bolt 1132, the auto-lock spring provides thrust for bolt 1132, makes form the auto-lock after bolt 1132 gets into jack 1133, can not drop by oneself, and the auto-lock spring is additional safety device, has guaranteed the stability that bolt 1132 and jack 1133 are connected. When the second traction section 111 is in the use state, the plug 1132 is inserted into the insertion hole 1133 to lock the state of the second traction section 111, so as to prevent the second traction section 111 from turning over in the use state; when the drawer is to be stored, the plug 1132 is pulled out of the socket 1133 by the pull ring 1131, the lock is released, and the second pulling portion 111 is turned over to be stored. Furthermore, in order to fix the second traction section 111 in the storage state and avoid the second traction section 111 from swinging, a storage clip 125 is further provided in this embodiment, one end of the storage clip 125 is installed outside the lifting drive unit 120 or on a bracket at the rear of the wheelchair 200, and the other end of the storage clip 125 is used for fixing the second traction section 111 in the storage state, so as to fix the second traction section 111 at the rear of the wheelchair 200.

Referring to fig. 1 and 5, the connection part and the controller 150 constitute a control unit. In this embodiment, the control unit is preferably controlled by a mechanical structure. Wherein, the connecting component is a flexible shaft 140; the controller 150 is disposed in front of the wheelchair 200 by a mounting bolt 152 to facilitate adjustment by a patient sitting on the wheelchair 200. The controller 150 is provided with the winch 151, the winch 151 is provided with the handle 1511, the winch 151 is connected with the screw rod 121 through the flexible shaft 140, and the screw rod 121 is driven to rotate when the winch 151 rotates, so that the lifting action of the traction unit 110 is controlled, and the structure is simple and reliable. It is easy to think that the present embodiment is not limited to use a mechanical structure for control, but in other embodiments, the control unit may use an electrical control method, for example, a motor connected with the screw rod 121 is added to the driving assembly, the connecting component uses a data line, the controller 150 is provided with a control key, the control key is connected with the motor through the data line, so that the control key controls the motor to rotate forward, backward or stop, and the screw rod 121 drives the traction unit 110 to operate.

Furthermore, a bearing 1211 is arranged at the joint of the flexible shaft 140 and the screw rod 121, so that the friction force generated when the flexible shaft and the screw rod rotate is reduced, the operation and the control are more flexible, and the abrasion of equipment is reduced.

The vertebral traction frame 100 of the present embodiment is detachably mounted to the wheelchair 200 through the fixing unit 130, and is movable together with the wheelchair 200; the traction unit 110 is driven by the lifting component to lift, part of the traction unit 110 extends to the upper part of the wheelchair 200 to form a traction part which is used for traction of a patient sitting on the wheelchair 200, helps the patient to maintain normal physiological radian of the spine and protects the patient with weak muscle or atrophy sitting on the wheelchair 200 for a long time; the controller 150 is provided in front of the wheelchair 200, and the patient can conveniently adjust the height of the traction unit 110 through the controller 150 to obtain a suitable traction state.

Example 2:

as shown in fig. 8, the second embodiment of the present invention, a second vertebral traction frame 400, comprises a fixing unit 130, a lifting driving unit 120, a traction unit b410, a flexible shaft 140 and a controller 150.

Specifically, the fixing unit 130, the elevation driving unit 120, the flexible shaft 140 and the controller 150 of the second vertebral traction frame 400 have the same structure as those of the first embodiment, and reference is made to the description of the first embodiment.

As shown in fig. 8 and 9, in the present embodiment, the drawing unit b410 includes a first drawing segment b412 and a second drawing segment b 411. Wherein the second traction segment b411 extends partially to the front of the wheelchair 200 and forms a horizontal supporting stick 4111 in the space above the armrest of the wheelchair 200. A patient sitting in the wheelchair 200 can place the carrier rod 4111 in the armpit and use the traction unit b410 to help maintain the normal physiologic curvature of the spine.

Further, in the present embodiment, the first pulling portion b412 is provided with a connector b413, the second pulling portion b411 is provided on the connector b413, and the second pulling portion b411 is provided to be horizontally rotatable. The connector b413 and the second pulling section b411 are respectively provided with a locking mechanism. As shown in fig. 9, when the second spinal traction frame 400 is in use, the supporting rod 4111 of the second traction segment b411 rotates to the front of the wheelchair 200, and the second traction segment b411 is locked by the locking mechanism; as shown in fig. 10, when the second vertebral traction frame 400 is in the storage state, the supporting rod 4111 of the second traction segment b411 rotates to the rear of the wheelchair 200 for storage.

The second spinal traction frame 400 of the present embodiment is detachably mounted to the wheelchair 200 through the fixing unit 130, and is movable together with the wheelchair 200; the traction unit b410 is driven by the lifting component to lift, part of the traction unit b410 extends to the front of the wheelchair 200 to form a supporting stick 4111 for drawing a patient sitting on the wheelchair 200, helping the patient to maintain normal physiological radian of the spine and protecting the patient who sits on the wheelchair 200 for a long time and has weak or atrophied muscle; the controller 150 is also provided in front of the wheelchair 200, and the patient can conveniently adjust the height of the traction unit 110 through the controller 150 to obtain a suitable traction state of himself.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A vertebral column traction frame for use on a wheelchair, comprising:

the fixing unit is arranged to be matched with a bracket of the wheelchair, and the spine traction frame is detachably assembled on the bracket of the wheelchair;

the lifting driving unit is connected with the fixing unit and comprises a lifting component capable of moving up and down and a driving component for driving the lifting component to act;

the traction unit is arranged above the lifting driving unit, is driven by the lifting assembly to lift, and partially extends to the upper part of the wheelchair to form a traction part;

and the control unit comprises a controller and a connecting part, the controller is arranged in front of the wheelchair, and the controller is connected with and controls the driving assembly through the connecting part.

2. The spinal traction frame according to claim 1, wherein the fixing unit comprises a plurality of quick clamps by which the fixing unit is assembled on the frame of the wheelchair.

3. The spinal traction frame of claim 1, wherein the drive assembly comprises a threaded rod, and wherein the lift assembly comprises a threaded sleeve disposed outside the threaded rod, wherein rotation of the threaded rod drives the threaded sleeve up and down.

4. The spinal traction frame according to claim 3, wherein the connecting member is a flexible shaft, and the controller is provided with a winch, the winch is connected with the screw rod through the flexible shaft, so that the rotation of the winch drives the screw rod to rotate.

5. The spinal traction frame according to claim 3, wherein the driving assembly comprises a motor connected to the screw, the connecting member is a data cable, and the controller is provided with a control key connected to the motor through the data cable, such that the control key controls the motor to rotate forward, backward or stop.

6. The spinal traction frame according to any one of claims 3 to 5, wherein the lifting assembly further comprises a support washer, the support washer is sleeved outside the screw rod and located above the threaded sleeve, a buffer spring is arranged between the threaded sleeve and the support washer, and the traction unit abuts against the support washer from above.

7. The spinal traction frame of claim 1, wherein the traction unit includes a first traction segment disposed above the lift drive unit and a second traction segment connecting the lift assembly and the second traction segment;

the first traction section and the second traction section are movably connected, and when the vertebral traction frame is in a use state, the second traction section extends to the upper part of the wheelchair to form a traction part; when the vertebra traction frame is in a storage state, the second traction section is connected with the first traction section in a movable mode, and the second traction section is overturned to the rear portion of the wheelchair to be stored.

8. The spinal traction frame of claim 7, wherein a connector is disposed on an end of the first traction segment proximate the second traction segment, the second traction segment being rotatably disposed on the connector;

and the connector and the second traction section are provided with locking mechanisms, and the locking mechanisms are used for locking the second traction section to enable the second traction section to be in a use state.

9. The spinal traction frame of claim 8, wherein the locking mechanism comprises a pin and a socket that cooperate with each other, the pin having a pull ring disposed thereon.

10. The spinal traction frame according to any one of claims 7 to 9, wherein a storage clip is provided outside the elevation drive unit, the storage clip being configured to cooperate with the second traction segment in a stored state to secure the second traction segment to the rear of the wheelchair.

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