TWI831545B - Adjustable neck brace - Google Patents

Abstract

The invention is an adjustable neck support, which includes a front support of the neck support, a left side plate, a right side plate, a mandibular support plate and a height adjustment knob. The left side plate and the right side plate are movably connected to the left and right ends of the front bracket of the neck support respectively, the mandibular support plate is connected between the left side plate and the right side plate, and the height adjustment knob is installed on the front bracket of the neck support. The height adjustment knob includes an operating cover and a winding column connected to the operating cover; the winding column is installed in the front bracket of the neck brace, and a first slider and a second slider are slidably installed in the front bracket of the neck brace. The first slider The left end of the front bracket of the neck brace is slidably connected to the left side plate, and the second slider is slidably connected to the right end of the front bracket of the neck brace and the right side plate. A first cable and a second cable are wound around the winding column. Both ends of the first cable are fixed on the first slide block, and both ends of the second cable are fixed on the two slide blocks. The adjustable neck support of the present invention can adjust the height smoothly, is easy to operate, and has a long service life.

Description

Adjustable neck brace

The invention belongs to the technical field of medical rehabilitation auxiliary equipment, and particularly relates to an adjustable neck support.

According to reports, the neck brace is one of the commonly used auxiliary devices for the treatment and rehabilitation of cervical spine diseases in order to provide an external support for the cervical spine and keep it in a stable state; it is generally used to fix and restrict the patient's neck and support the head. , reduce local pressure, relax muscles, relieve pain or recover after surgery.

However, existing neck supports are generally fixed structures or adjustable structures; among them, the fixed structure neck supports cannot adjust the height and are not suitable for use by patients with different neck lengths. The existing adjustable neck bracket generally has a gear and rack structure. When adjusting the height, due to the large meshing friction between the gear and the rack, relatively large external force is often required to operate, making the operation not smooth and laborious; Moreover, after long-term use, the gears and racks will wear to varying degrees. After wear, they will easily slip, making the service life of the neck bracket shorter.

The detailed features and advantages of the present invention are described in detail below in the implementation mode. The content is sufficient to enable anyone skilled in the relevant art to understand the technical content of the present invention and implement it according to the content disclosed in this specification, the patent scope and the drawings. , anyone familiar with the relevant art can easily understand the relevant objectives and advantages of the present invention.

The main purpose of the present invention is to provide an adjustable neck support that can adjust the height smoothly, is easy to operate, and effectively increases the service life.

The technical solution adopted by the present invention is: an adjustable neck support, including: a front support of the neck support, a left side plate, a right side plate, a mandibular support plate and a height adjustment knob; the left side plate and the right side plate are respectively movably connected to The left and right ends of the front bracket of the neck support, the mandibular support plate is connected between the left side plate and the right side plate, the height adjustment knob is installed on the front bracket of the neck support; the height adjustment knob It includes an operating cover and a winding column connected to the operating cover; the winding column is installed in the front bracket of the neck brace, and the operating cover exposes the front bracket of the neck brace; the front bracket of the neck brace A first slider and a second slider are slidably installed inside. The first slider is provided with a first connection head, and the second slider is provided with a second connection head; the first slider slides The left end of the front bracket of the neck brace is connected to the left side plate, the second connecting head is slidably connected to the right end of the front bracket of the neck brace and the right side plate, and the winding post is wound with a first Cable and second cable, both ends of the first cable are fixed on the first slider, and both ends of the second cable are fixed on the two sliders.

According to one embodiment of the present invention, the winding column is provided with a limiting block and an extension; the limiting block cooperates with the front bracket of the neck brace, and the operating cover is connected with the limiting block; A first winding slot and a second winding slot are respectively formed on both sides of the extension part; the winding column is provided with a first threading hole and a second threading hole; the first threading hole is located in the first winding slot. , the first cable is passed through the first threading hole, and the first cable is wound in the first winding groove; the second threading hole is located in the second winding groove Inside, the second cable is passed through the second threading hole, and the second cable is wound in the second winding groove.

According to an embodiment of the present invention, the limiting block is provided with two installation grooves and two elastic grooves; the two installation grooves are arranged oppositely, and the two elastic grooves are arranged oppositely, and each elastic slot is arranged oppositely. Set adjacent to each of the installation slots; a connecting portion protrudes from the bottom of the operating cover, and the connecting portion is provided with four limiting columns, two of which are respectively located on two of the installation slots. In the groove, the other two limiting posts are located in the two elastic grooves respectively.

According to an embodiment of the present invention, each slot of the elastic groove is provided with protruding teeth, and the front bracket of the neck brace is provided with internal tooth grooves that cooperate with the protruding teeth.

According to an embodiment of the present invention, the front bracket of the neck brace is provided with a first chute and a second chute, and the winding post is located between the first chute and the second chute; the first chute is The block is slidably installed in the first slide groove, and the second slide block is slidably installed in the second slide groove.

According to an embodiment of the present invention, the first slider is provided with two first connecting posts, one of the first connecting posts is located at the tail of the first slider, and the other first connecting post is Located at the middle position of the first slider, the two ends of the first cable are respectively fixed on the two first connecting posts.

According to an embodiment of the present invention, the second slider is provided with two second connecting posts; one of the second connecting posts is located at the tail of the second slider, and the other second connecting post is Located at the middle position of the second slider, two ends of the second cable are respectively fixed on the two second connecting posts.

According to an embodiment of the present invention, the first winding groove is provided with a limiting groove, a first limiting sleeve is installed on the first cable, and the first limiting sleeve is accommodated in the first limiting groove. In the groove; the second winding groove is provided with a second limiting groove, a second limiting sleeve is installed on the second cable, and the second limiting sleeve is contained in the second limiting groove. .

According to an embodiment of the present invention, the front bracket of the neck brace includes a bottom shell and an outer cover connected to the bottom shell; the connection part is provided with a mounting hole, and a nut is installed in the mounting hole, and the winding The column is installed on the bottom case; and the winding column is provided with a screw rod, one end of the screw rod is in contact with the bottom case, and the other end is connected with the nut, and the operation cover is in contact with the outer cover. catch.

According to an embodiment of the present invention, one end of the left side plate is rotatably connected to the left end of the bottom case, and the other end is provided with a left chute; one end of the right side plate is rotatably connected to the right end of the bottom case, and the other end is provided with There is a right chute; the left end of the bottom shell is provided with a third chute, and the right end is provided with a fourth chute; the first connecting head is passed through the third chute and the left chute, and One side of the first connecting head is against the left end of the bottom shell, and the other side is against the left side plate; the second connecting head is passed through the fourth chute and the right chute, And one side of the second connecting head is against the right end of the bottom shell, and the other side is against the right side plate.

Compared with the prior art, the adjustable neck support of the present invention sets a first cable and a second cable on the height adjustment knob, and slides a first slider and a second slider in the front support of the neck support; the third A cable is connected to the first slider, the first slider is connected to the left panel, the second cable is connected to the second slider, and the second slider is connected to the right panel; when adjusting the height, the operating cover is rotated to drive the winding column to rotate. Thereby pulling both ends of the first cable and both ends of the second cable, causing the first slider and the second slider to slide in opposite directions in the front bracket of the neck brace, thereby simultaneously pushing up the left and right panels. The left and right plates can be pulled down simultaneously, and then the left and right plates push or pull the mandibular support plate to realize the high and low adjustment of the neck support, making the neck support suitable for patients with different neck lengths; Compared with the traditional rack and pinion adjustment structure, it effectively improves the smoothness of operation, makes height adjustment easier to operate, and increases the service life of the neck bracket.

The following describes the implementation of the present invention through specific examples. Those familiar with the art can easily understand other advantages and effects of the present invention from the content disclosed in this specification.

The structures, proportions, sizes, etc. shown in the drawings attached to this specification are only used to coordinate with the content disclosed in the specification and are for the understanding and reading of those familiar with this art. They are not used to limit the implementation of the present invention. Therefore, it has no technical substantive significance. Any structural modifications, changes in proportions, or adjustments in size shall still fall within the scope of the present invention without affecting the effects that the present invention can produce and the purposes that can be achieved. The technical content disclosed must be within the scope that can be covered. At the same time, terms such as "one", "two", "upper", etc. cited in this specification are only for convenience of description and are not used to limit the scope of the present invention. Changes in their relative relationships or Adjustments, as long as there is no substantial change in the technical content, shall also be deemed to be within the scope of the present invention.

As shown in Figures 1 and 4, the adjustable neck support of the present invention includes a neck support front support 1, a left side plate 2, a right side plate 3, a mandibular support plate 4 and a height adjustment knob 5; wherein, the left side plate 2 and the right side plate The plates 3 are movably connected to the left and right ends of the front bracket 1 of the neck brace respectively, and the mandibular support plate 4 is connected between the left plate 2 and the right plate 3 . The height adjustment knob 5 is installed on the front bracket 1 of the neck support, and the height adjustment knob 5 is mechanically connected to the left side plate 2 and the right side plate 3; the height adjustment knob 5 can be used to adjust the height of the left side plate 2 and the right side plate 3, thereby adjusting the chin rest. The height of the plate 4 makes the neck support suitable for patients with different neck lengths.

As shown in Figures 4 to 7, the neck brace front bracket 1 includes a bottom shell 100 and an outer cover 101 connected to the bottom shell 100; the height adjustment knob 5 is installed on the bottom shell 100 and the outer cover 101 through nuts 6 and bolts 7. superior. The height adjustment knob 5 includes an operating cover 501 and a winding column 502; among them, the nut 6 is installed on the operating cover 501, and the winding column 502 is installed on the bottom shell 100; the bolt 7 is passed through the winding column 502, and one end is connected to the bottom shell 100 The other end is connected to the nut 6, and the operating cover 501 is in contact with the outer cover 101; thereby, the height adjustment knob 5 is installed on the front bracket 1 of the neck brace.

Furthermore, a limiting block 503 is provided at one end of the winding post 502 close to the outer cover 101, and an extension portion 504 is provided at the other end. A first winding slot 505 and a second winding slot 506 are respectively formed on both sides of the extension part 504; and the winding post 502 is provided with a first threading hole 507 and a second threading hole 508. The first threading hole 507 is located in the first winding groove 505, for threading the first cable 8, and then winding the first cable 8 in the first winding groove 505; the second threading hole 508 is located in the second winding groove. The second cable 9 is threaded in the wire trough 506 , and then the second cable 9 is wound in the second winding trough 506 . In addition, the first winding groove 505 is also provided with a first limiting groove 509, a first limiting sleeve (not shown) is installed on the first cable 8, and the first limiting sleeve is received in the first limiting groove. 509, thereby effectively preventing the first cable 8 from moving; the second winding trough is provided with a limit slot (not shown), and the second cable 9 is equipped with a second limit sleeve (not shown) , the second limiting sleeve is accommodated in the second limiting groove (not shown), thereby effectively preventing the second cable 9 from moving.

The limiting block 503 is provided with two mounting grooves 510 and two elastic grooves 511; the two mounting grooves 510 are arranged oppositely, the two elastic grooves 511 are arranged oppositely, and each elastic slot 511 is adjacent to each mounting slot 510. settings. A connecting portion 512 protrudes from the bottom of the operating cover 501 . A mounting hole 513 is provided in the middle of the connecting portion 512 , and the nut 6 is installed in the mounting hole 513 . The connection part 512 is provided with four limiting columns 514, two of which are located in the two installation grooves 510 respectively, and the other two limiting columns 514 are located in the two elastic grooves 511 respectively, thereby realizing the operation cover 501 and Interconnection of bobbins 502 .

Furthermore, each elastic groove 511 is provided with a protruding tooth 515 at its opening, and the outer cover 101 is provided with an internal tooth groove 102 that matches the protruding tooth 515. The inner tooth groove 102 is used to limit the position of the limiting block 503, effectively avoiding wire winding. Column 502 rotates without external force. When the winding column 502 needs to be rotated, since the elastic groove 511 can elastically deform, it is only necessary to apply an external force to the operating cover 501 to deform the elastic groove 511, and the convex teeth 515 can elastically move away from the inner tooth groove 102, and the winding column 502 is Can be rotated.

As shown in FIGS. 2 to 4 , the bottom case 100 is provided with a first slide groove 103 and a second slide groove 104 , and the height adjustment knob 5 is located between the first slide groove 103 and the second slide groove 104 . The first slide block 10 is slidably installed in the first slide groove 103 , and the second slide block 11 is slidably installed in the second slide groove 104 . The first slider 10 is provided with a first connection head 105 , and the second slider 11 is provided with a second connection head 110 . One end of the left side plate 2 is rotatably connected to the left end of the bottom case 100 through a rotating member 12, and the other end is provided with a left chute 201; one end of the right side plate 3 is rotatably connected to the right end of the bottom case 100 through another rotating member 12, and the other end is provided with a Right chute 301.

Further, a third chute 106 is provided at the left end of the bottom shell 100, and a fourth chute 107 is provided at the right end; the first connecting head 105 is passed through the third chute 106 and the left chute 201, and the first connecting head 105 is disposed at the left end of the bottom case 100. One side of 105 is against the left end of the bottom case 100, and the other side is against the left side plate 2; the second connecting head 110 is passed through the fourth chute 107 and the right chute 301, and one side of the second connecting head 110 is against On the right end of the bottom shell 100, the other side is against the right side plate 3; thereby realizing the movable connection of the left side plate 2 and the right side plate 3 with the neck support front bracket 1 respectively.

In addition, the first slider 10 is provided with two first connecting posts 108 , one of which is located at the rear of the first slider 10 and the other first connecting post 108 is located in the middle of the first slider 10 . The second slider 11 is provided with two second connecting posts 111 ; one of the second connecting posts 111 is located at the tail of the second slider 11 , and the other second connecting post 111 is located in the middle of the second slider 11 . The two ends of the first cable 8 are respectively fixed on the two first connecting posts 108; the two ends of the second cable 9 are respectively fixed on the two second connecting posts 111. The first cable 8, the second cable 9, the first slider 10 and the second slider 11 are all accommodated in the space formed by the bottom case 100 and the outer cover 101; the first connection head 105 and the second connection head The part 110 extends out of the front bracket 1 of the neck brace.

The working principle of the adjustable neck support of the present invention is as follows:

By rotating the operating cover 501, the winding column 502 is driven to rotate, thereby pulling both ends of the first cable 8 and the two ends of the second cable 9, so that the first slider 10 and the second slider 11 are respectively in the first slider. The groove 103 and the second slide groove 104 slide in opposite directions;

At the same time, the first connecting head 105 slides in the third chute 106 and the left chute 201, and the second connecting head 110 slides in the fourth chute 107 and the right chute 301, thereby simultaneously pushing up the left side plate. 2 and the right side plate 3 or pull down the left side plate 2 and the right side plate 3 simultaneously, and then the left side plate 2 and the right side plate 3 push or pull the mandibular support plate 4, thereby realizing the high and low adjustment of the neck support, making the neck support suitable for use. Used on patients with different neck lengths.

Compared with the traditional rack and pinion adjustment structure, it improves the smoothness of operation, makes height adjustment easier to operate, and effectively increases the service life of the neck bracket.

To sum up, the adjustable neck support of the present invention sets the first cable 8 and the second cable 9 on the height adjustment knob 5; wherein, the first cable 8 is connected to the first slider 10, and the first slider 10 is connected to the height adjustment knob 5. The bottom case 100 and the left side panel 2, the second cable 9 is connected to the second slider 11, and the second slider 11 is connected to the bottom case 100 and the right side panel 3; when adjusting the height, the operating cover 501 is rotated to drive the winding column 502 to rotate , thereby pulling both ends of the first cable 8 and both ends of the second cable 9, so that the first slider 10 and the second slider 11 face opposite directions in the first slide groove 103 and the second slide groove 104 respectively. direction sliding; causing the first connecting head 105 to slide in the third chute 106 and the left chute 201, and the second connecting head 110 to slide in the fourth chute 107 and the right chute 301, thereby simultaneously pushing up the left side plate 2 and the right side plate 3 or pull down the left side plate 2 and the right side plate 3 simultaneously, and then the left side plate 2 and the right side plate 3 push or pull the mandibular support plate 4, thereby realizing the high and low adjustment of the neck support, making the neck support suitable for use. Used for patients with different neck lengths; compared with the traditional rack and pinion adjustment structure, it effectively improves the smoothness of operation, makes height adjustment easier to operate, and increases the service life of the neck support.

The above embodiments are only illustrative of the principles and effects of the present invention, but are not intended to limit the present invention. Anyone familiar with this art can make modifications to the above embodiments without departing from the spirit and scope of the invention. Therefore, the protection scope of the present invention should be as listed in the patent application scope mentioned below.

1:Neck brace front bracket 10: First slider 100: Bottom shell 101:Outer cover 102: Internal tooth groove 103:First chute 104:Second chute 105: First connection head 106:Third chute 107:Fourth chute 108: First connecting column 11: Second slider 110: Second connection head 111: Second connecting column 12: Rotating parts 2:Left side panel 201:Left chute 3:Right side panel 301:Right chute 4: Mandibular support plate 5: Height adjustment knob 501: Operation cover 502: Winding post 503:Limit block 504:Extension 505: First winding trough 506:Second winding slot 507: First threading hole 508: Second threading hole 509: First limit slot 510:Installation slot 511:Elastic slot 512:Connection Department 513:Mounting hole 514:Limiting column 515:convex teeth 6: Nut 7:bolt 8:First cable 9:Second cable

Figure 1 is a combined perspective view of the adjustable neck support of the present invention.

Figure 2 is a partially exploded perspective view of the adjustable neck support of the present invention.

Figure 3 is an exploded perspective view of the adjustable neck support of the present invention.

Figure 4 is another perspective exploded view of the adjustable neck support of the present invention.

Figure 5 is a three-dimensional assembly view of the height adjustment knob of the present invention.

Figure 6 is an exploded perspective view of the height adjustment knob of the present invention.

Figure 7 is a partial cross-sectional view of the adjustable neck support of the present invention.

1:Neck brace front bracket

2:Left side panel

3:Right side panel

4: Mandibular support plate

5: Height adjustment knob

Claims (10)

An adjustable neck support, which includes: a neck support front support, a left side plate, a right side plate, a chin support plate and a height adjustment knob; the left side plate and the right side plate are respectively movably connected in front of the neck support The left and right ends of the neck brace, the mandibular support plate is connected between the left side plate and the right side plate, and the height adjustment knob is installed on the front bracket of the neck support; the height adjustment knob includes an operating cover and an operation cover connected to the The winding column; the winding column is installed in the front bracket of the neck brace, and the operating cover exposes the front bracket of the neck brace; a first slider and a second slider are slidably installed in the front bracket of the neck brace, The first slider is provided with a first connection head, and the second slider is provided with a second connection head; the first connection head is slidably connected to the left end of the front bracket of the neck brace and the left side plate, and the third Two connecting heads are slidably connected to the right end of the front bracket of the neck brace and the right side plate. A first cable and a second cable are wound around the winding post, and both ends of the first cable are fixed on the On the first slide block, both ends of the second cable are fixed on the two slide blocks. The adjustable neck support as claimed in claim 1, wherein the winding column is provided with a limiting block and an extension; the limiting block cooperates with the front support of the neck brace, and the operating cover is connected with the limiting block ; A first winding slot and a second winding slot are respectively formed on both sides of the extension part; the winding post is provided with a first threading hole and a second threading hole; the first threading hole is located on the first winding hole. In the wire trough, the first cable is passed through the first wire duct, and the first cable is wound in the first wire winding trough; the second wire threading hole is located in the second wire winding trough, and the Two cables are passed through the second wiring hole, and the second cable is wound in the second winding groove. The adjustable neck support as described in claim 2, wherein the limiting block is provided with two installation grooves and two elastic grooves; the two installation grooves are arranged oppositely, and the two elastic slots are arranged oppositely, and each of the two elastic slots is arranged oppositely. The elastic groove is arranged adjacent to each of the installation grooves; a connection portion protrudes from the bottom of the operating cover, and the connection portion is provided with four limiting posts, two of which are respectively located in the two installation grooves. The other two limiting posts are respectively located in the two elastic grooves. The adjustable neck support according to claim 3, wherein each slot of the elastic groove is provided with a protruding tooth, and the front support of the neck support is provided with an internal tooth groove that matches the protruding tooth. The adjustable neck support as claimed in claim 1, wherein the front support of the neck support is provided with a first slide groove and a second slide groove, and the winding post is located between the first slide groove and the second slide groove. between; the first slide block is slidably installed in the first slide groove, and the second slide block is slidably installed in the second slide groove. The adjustable neck support as claimed in claim 1, wherein the first slider is provided with two first connecting posts, one of which is located at the tail of the first slider, and the other of which is located at the tail of the first slider. The connecting post is located in the middle of the first slider, and the two ends of the first cable are respectively fixed on the two first connecting posts. The adjustable neck support of claim 1, wherein the second slide block is provided with two second connecting posts; one of the second connecting posts is located at the tail of the second slide block, and the other of the second connecting posts is located at the tail of the second slide block. The connecting post is located at the middle position of the second slide block, and the two ends of the second cable are respectively fixed on the two second connecting posts. The adjustable neck support according to claim 2, wherein the first winding groove is provided with a first limiting groove, a first limiting sleeve is installed on the first cable, and the first limiting sleeve is received in In the first limiting groove; the second winding groove is provided with a second limiting groove, a second limiting sleeve is installed on the second cable, and the second limiting sleeve is received in the second limiting groove. within. The adjustable neck support as claimed in claim 3, wherein the front support of the neck support includes a bottom shell and an outer cover connected to the bottom shell; the connection part is provided with a mounting hole, and a nut is installed in the mounting hole. The wire post is installed on the bottom case; and the winding post is provided with a screw rod, one end of the screw rod is in contact with the bottom case, the other end is connected with the nut, and the operating cover is in contact with the outer cover. The adjustable neck support as described in claim 9, wherein one end of the left side plate is rotatably connected to the left end of the bottom case, and the other end is provided with a left chute; one end of the right side plate is rotatably connected to the right end of the bottom case, and the other end is rotatably connected to the right end of the bottom case. One end is provided with a right chute; the left end of the bottom shell is provided with a third chute, and the right end is provided with a fourth chute; the first connecting head is passed through the third chute and the left chute, and the third chute is One side of a connecting head is against the left end of the bottom case, and the other side is against the left side plate; the second connecting head is passed through the fourth chute and the right chute, and the second connecting head is One side is against the right end of the bottom shell, and the other side is against the right side plate.

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