CN113274244A

CN113274244A - Folding neck stretcher

Info

Publication number: CN113274244A
Application number: CN202110527070.2A
Authority: CN
Inventors: 贺斌程; 严和清
Original assignee: Shenzhen Joesoon Precision Work Precision Manufacturing Co ltd
Current assignee: Shenzhen Joesoon Precision Work Precision Manufacturing Co ltd
Priority date: 2021-05-14
Filing date: 2021-05-14
Publication date: 2021-08-20

Abstract

The invention discloses a foldable neck stretcher, which comprises an upper left bracket, wherein the right side of the upper left bracket is symmetrically provided with an upper right bracket, the upper ends of the upper left bracket and the upper right bracket are respectively provided with a sling connecting seat, and an anti-falling elastic sheet is arranged above the sling connecting seat; the left middle support is arranged below the left upper support, and the right side of the left middle support is symmetrically provided with the right middle support. In the foldable neck stretcher, the support frame adopts a double-support frame structure to enhance the rigidity of the main support frame; the hanging strip fixing device easy to disassemble and assemble is adopted, so that the problem that the hanging strip is difficult to disassemble and assemble is solved; a slidable triangular support frame structure is adopted, so that the problem of storage of a secondary support frame structure is solved; a rotary joint device is adopted to solve the storage problem of the triangular support frame structure; the rotary joint device is adopted to solve the storage problem of the horizontal support frame; adopt ball location technique, prevent to accomodate the in-process support frame and rock the problem.

Description

Folding neck stretcher

Technical Field

The invention relates to the technical field of neck stretchers, in particular to a foldable neck stretcher.

Background

Neck stretcher is commonly used in the relaxation of neck muscle, alleviates the pain of neck, and common neck stretcher comprises tensile main part and stretch cloth cover usually, through the regulation of user self position, realizes the tensile effect of neck.

However, the existing neck stretcher support generally adopts a metal support structure, and in order to increase the rigidity of the neck stretcher, the connecting joint of the metal support usually adopts a fixing structure; the relatively fixed connection joints are not beneficial to accommodating the neck stretcher, the carrying is very inconvenient, the sling fixing structure is complex, and the disassembly and assembly of the slings are not facilitated, so that the foldable neck stretcher is provided, and the problems provided in the prior art are solved.

Disclosure of Invention

The invention aims to provide a foldable neck stretcher, which aims to solve the problem that most of the connecting joints of metal brackets of the neck stretcher proposed in the background technology often adopt a fixed structure; the relatively fixed connection joint is not favorable to accomodating of neck elongator, carries very inconveniently, and suspender fixed knot constructs complicacy, is unfavorable for the problem of dismouting suspender.

In order to achieve the purpose, the invention provides the following technical scheme: a collapsible neck stretcher comprising:

the right upper support is symmetrically arranged on the right side of the left upper support, the upper ends of the left upper support and the right upper support are both provided with a sling connecting seat, and an anti-falling elastic sheet is arranged above the sling connecting seat;

the left middle support is arranged below the left upper support, the right middle support is symmetrically arranged on the right side of the left middle support, and support grooves are formed in the left middle support and the right middle support;

the left lower bracket is arranged below the left middle bracket, and the right side of the left lower bracket is symmetrically provided with a right lower bracket;

the stretching cloth cover of neck, the stretching cloth cover of neck sets up the front side at whole elongator, and the upper end of the stretching cloth cover of neck is connected with the elastic webbing to be provided with on the elastic webbing and adjust the clamp.

Preferably, the front end and the rear end of the outer side of the lower ends of the left upper bracket and the right upper bracket are both provided with transverse locking pieces, the left end of each transverse locking piece is provided with a left positioning sleeve, and the right end of each transverse locking piece is provided with a right positioning sleeve;

wherein, left side position sleeve inlay set sets up the bottom at left upper bracket, and right side position sleeve inlay set sets up the bottom at left and right upper bracket to the internally mounted of right side position sleeve has spacing shell fragment.

Preferably, the upper left support and the middle left support are connected through an upper left joint, and the upper right support and the middle right support are connected through an upper right joint;

the left middle support is connected with the left lower support through a left lower joint, and the right middle support is connected with the right lower support through a right lower joint.

Preferably, the left upper joint, the right upper joint, the left lower joint and the right lower joint have the same internal structure, and the rotation direction of the left upper joint and the right upper joint is opposite to the rotation direction of the left lower joint and the right lower joint.

Preferably, the upper right joint includes first sub-seat, first locating piece, first support locating pin, first cover, first fixed screw, first locating bolt, first female seat, first ball, first spring and first screw end cap, wherein:

a first positioning sheet is arranged in the first sub-seat, and a first support positioning pin is connected in the first positioning sheet in a penetrating manner;

a first rotating sleeve is arranged in the middle of the first positioning piece, and a first fixing screw is connected inside the first rotating sleeve;

the first positioning piece is provided with a first positioning bolt, and a first female seat is arranged on the outer side of one end, far away from the first sub seat, of the first positioning piece;

the first positioning piece is provided with a ball positioning hole, a first ball is arranged in the ball positioning hole on the first positioning piece, a first spring is arranged on the outer side of the first ball, and a first screw plug is arranged on the first spring.

Preferably, the lower right joint is composed of a second sub-base, a second positioning piece, a second support positioning pin, a second rotating sleeve, a second fixing screw, a second positioning bolt, a second female base, a second ball, a second spring and a second screw plug, wherein:

a second positioning sheet is arranged in the second sub-seat, and a second support positioning pin is connected in the second positioning sheet in a penetrating manner;

a second rotating sleeve is arranged in the middle of the second positioning piece, and a second fixing screw is connected inside the second rotating sleeve;

a second positioning bolt is arranged on the second positioning sheet, and a second female seat is arranged on the outer side of one end, far away from the second sub seat, of the second positioning sheet;

the second positioning piece is provided with a ball positioning hole, a second ball is arranged in the ball positioning hole on the second positioning piece, a second spring is arranged on the outer side of the second ball, and a second screw plug is arranged on the second spring.

Compared with the prior art, the invention has the beneficial effects that: in the foldable neck stretcher, the support frame adopts a double-support frame structure to enhance the rigidity of the main support frame; the hanging strip fixing device easy to disassemble and assemble is adopted, so that the problem that the hanging strip is difficult to disassemble and assemble is solved; a slidable triangular support frame structure is adopted, so that the problem of storage of a secondary support frame structure is solved; a rotary joint device is adopted to solve the storage problem of the triangular support frame structure; the rotary joint device is adopted to solve the storage problem of the horizontal support frame; adopt ball location technique, prevent to accomodate the in-process support frame and rock the problem.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic view of the connection and disassembly structure of the upper left bracket and the upper right bracket of the present invention;

FIG. 4 is a schematic view of the disassembled structure of the upper right joint of the present invention;

FIG. 5 is a schematic view of the disassembled structure of the lower right joint of the present invention;

FIG. 6 is a schematic view of the overall structure of the second female housing of the present invention;

fig. 7 is a schematic view of the overall structure of the first female housing of the present invention.

In the figure: 1. a left upper bracket; 2. a right upper bracket; 3. a sling connecting seat; 301. an anti-falling elastic sheet; 4. a transverse locking tab; 5. a left middle support; 6. a right middle support; 601. a bracket groove; 7. the upper left joint; 8. the upper right joint; 801. a first sub-mount; 802. a first positioning sheet; 803. a first bracket positioning pin; 804. a first rotating sleeve; 805. a first fixing screw; 806. a first positioning pin; 807. a first female seat; 808. a first ball bearing; 809. a first spring; 8010. a first screw plug; 9. a left positioning sleeve; 10. a right positioning sleeve; 1001. a limiting elastic sheet; 11. the left lower joint; 12. the right lower joint; 1201. a second sub-mount; 1202. a second positioning sheet; 1203. a second bracket positioning pin; 1204. a second rotating sleeve; 1205. a second fixing screw; 1206. a second positioning bolt; 1207. a second female seat; 1208. a second ball bearing; 1209. a second spring; 12010. a second screw plug; 13. a left lower bracket; 14. a right lower bracket; 15. a neck stretching cloth cover; 16. an elastic band; 17. an adjustment clip.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

Referring to fig. 1-7, a foldable neck stretcher includes a left upper support 1, a right upper support 2, a sling connecting seat 3, an anti-falling elastic sheet 301, a transverse locking sheet 4, a left middle support 5, a right middle support 6, a support groove 601, a left upper joint 7, a right upper joint 8, a left positioning sleeve 9, a right positioning sleeve 10, a limiting elastic sheet 1001, a left lower joint 11, a right lower joint 12, a second sub-seat 1201, a second positioning sheet 1202, a second support positioning pin 1203, a second rotating sleeve 1204, a second fixing screw 1205, a second positioning bolt 1206, a second main seat 1207, a second ball 1208, a second spring 1209, a second screw plug 12010, a left lower support 13, a right lower support 14, a neck stretching cloth cover 15, an elastic band 16 and an adjusting clip 17, wherein:

the sling connecting seat 3 is positioned at the top end of the neck stretcher and is mutually fixed with the left upper bracket 1 and the right upper bracket 2; an anti-falling elastic sheet 301 is arranged at the top end of the sling connecting seat 3, and a space for accommodating a sling is reserved between the anti-falling elastic sheet 301 and the top end of the sling connecting seat 3;

the left upper bracket 1, the right

upper bracket

2, 2 transverse locking pieces 4, a left positioning sleeve 9 and a right positioning sleeve 10 form a triangular support frame, wherein the left side of each transverse locking piece 4 is fixed on the left upper bracket 1 through the left positioning sleeve 9, and the right positioning sleeve 10 is sleeved on the right upper bracket 2; the right positioning sleeve 10 is mutually fixed with the right upper bracket 2 by a limiting elastic sheet 1001;

the left upper joint 7 is connected with the left upper bracket 1 and the left middle bracket 5, so that the left upper bracket 1 can be rotationally folded along the joint;

the right upper joint 8 is connected with the right upper bracket 2 and the right middle bracket 6, so that the right upper bracket 2 can be rotationally folded along the joint;

the left upper joint 7 and the right upper joint 8 are respectively composed of a first sub-base 801, a first positioning piece 802, a first support positioning pin 803, a first rotating sleeve 804, a first fixing screw 805, a first positioning bolt 806, a first female base 807, a first ball 808, a first spring 809 and a first screw plug 8010, a circular first positioning piece 802 installation groove is formed in the first sub-base 801, the first positioning bolt 806 is further installed in the installation groove, and a support installation hole is formed in the other end of the first sub-base 801;

the first positioning sheet 802 is provided with a first positioning bolt 806 through hole and a plurality of ball positioning holes; a semicircular guide groove (which can enable the triangular support frame to rotate and fold for about 180 degrees) is formed in the first female seat 807, a first ball 808 with a first spring 809 is arranged on the other side of the guide groove, and two support mounting holes are formed in the side edge of the first female seat 807; the centers of the first positioning piece 802 and the first female seat 807 are both provided with a round hole for installing a first fixing screw 805 of the circle center, the first support positioning pin 803 penetrates into the first female seat 807 from the first sub-seat 801, and the support is limited through the clamping column support groove 601; the first fixing screw 805 passes through the first rotating sleeve 804, the first female seat 807 and the first positioning sheet 802 in sequence and is then fixed on the first female seat 807 in a rotating manner;

the left middle bracket 5 consists of two small brackets which are connected with the left upper bracket 1 through a left upper joint 7 and connected with a left lower bracket 13 through a left lower joint 11;

the right middle bracket 6 consists of two small brackets which are connected with the right upper bracket 2 through a right upper joint 8 and connected with a right lower bracket 14 through a right lower joint 12;

the left lower joint 11 connects the left middle bracket 5 and the left lower bracket 13, so that the left lower bracket 13 can be rotationally folded along the left lower joint 11;

the right lower joint 12 connects the right middle bracket 6 and the right lower bracket 14, so that the right lower bracket 14 can be rotationally folded along the right lower joint 12;

a circular positioning piece mounting groove is formed in the second sub-base 1201, a second positioning bolt 1206 is further mounted in the mounting groove, and a support mounting hole is formed in the other end of the second sub-base 1201;

the second positioning plate 1202 is provided with a second positioning bolt 1206 through hole and a plurality of second ball 1208 positioning holes; a guide groove of about 280 degrees (which can enable the lower bracket to rotate and fold about 280 degrees) is arranged on the second female seat 1207, a second ball 1208 with a second spring 1209 is arranged on the other side of the guide groove, and two bracket mounting holes are formed in the side edge of the second female seat 1207; the centers of the second positioning sheet 1202 and the second female seat 1207 are both provided with a round hole for mounting a second fixing screw 1205 of the circle center, and a second support positioning pin 1203 penetrates into the second female seat 1207 from the second sub-seat 1201 and limits the support through the clamping column support groove 601; the second fixing screw 1205 sequentially passes through the second rotating sleeve 1204, the second female seat 1207 and the second positioning plate 1202 and then is rotationally fixed on the second female seat 1207;

the left lower bracket 13 consists of a small bracket and is connected with the left middle bracket 5 through a left lower joint 11;

the right lower support 14 consists of a small support and is connected with the right middle support 6 through the right lower joint 12.

When the foldable neck stretcher is used, in a folded state, the right positioning sleeve 10 is loosened, and one end of the transverse locking sheet 4 is close to the sling connecting seat 3; the left upper bracket 1 and the right upper bracket 2 are mutually folded with the left middle bracket 5 and the right middle bracket 6; the left lower bracket 13, the right lower bracket 14, the left middle bracket 5 and the right middle bracket 6 are mutually folded;

when the device is needed to be used, the left upper bracket 1 and the right upper bracket 2 rotate anticlockwise along the left upper joint 7 and the right upper joint 8, at the moment, the left upper bracket 1 and the right upper bracket 2 drive the first sub-base 801 of the left upper joint 7 and the right upper joint 8 to rotate, and the first bracket positioning pin 803 arranged on the first sub-base 801 drives the first positioning piece 802 to rotate anticlockwise; the first bracket positioning pin 803 rotates along one end of the guide groove on the first female seat 807 to reach the other end of the guide groove after approaching 180 degrees, and in the rotating process, the first ball 808 can slide into the round hole of the first positioning piece 802 when the first positioning piece 802 rotates to a certain degree, so that the first positioning piece 802 is limited, the first positioning piece 802 is prevented from sliding in the rotating process, and the left upper bracket 1 and the right upper bracket 2 are prevented from swinging in the rotating process through limiting;

then, sliding the right positioning sleeve 10 of the transverse locking piece 4 into the limiting elastic sheet 1001 on the right upper bracket 2 to enable the transverse locking piece 4 to be triangular with the left upper bracket 1 and the right upper bracket 2; the left lower bracket 13 and the right lower bracket 14 rotate clockwise along the left lower joint 11 and the right lower joint 12, at this time, the left lower bracket 13 and the right lower bracket 14 drive the second sub-base 1201 of the left lower joint 11 and the right lower joint 12 to rotate, and the second positioning piece 1202 is driven to rotate clockwise by the second bracket positioning pin 1203 arranged on the second sub-base 1201; the second bracket positioning pin 1203 rotates along one end of the guide groove on the second female seat 1207 to be close to 280 degrees and then reaches the other end of the guide groove, in the rotating process, the second ball 1208 can slide into the round hole of the second positioning sheet 1202 when the second positioning sheet 1202 rotates to a certain degree, so that the second positioning sheet 1202 is limited, the second positioning sheet 1202 is prevented from sliding in the rotating process, and therefore the left lower bracket 13 and the right lower bracket 14 are prevented from swinging in the rotating process through limiting;

when in use, the whole bracket is in an acute triangle shape, and the bracket can keep stable under the action of gravity; after the use, the bracket folding is realized by folding the left upper bracket 1 and the right upper bracket 2 clockwise and folding the left lower bracket 13 and the right lower bracket 14 anticlockwise.

The standard parts used in the invention can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, the machinery, parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, and the details are not described, and the content not described in detail in the specification belongs to the prior art known by persons skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.

Claims

1. A collapsible neck stretcher, comprising:

the anti-falling device comprises a left upper support (1), wherein right upper supports (2) are symmetrically arranged on the right side of the left upper support (1), hanging strip connecting seats (3) are respectively arranged at the upper ends of the left upper support (1) and the right upper support (2), and anti-falling elastic pieces (301) are arranged above the hanging strip connecting seats (3);

the left middle support (5) is arranged below the left upper support (1), the right middle support (6) is symmetrically arranged on the right side of the left middle support (5), and support grooves (601) are formed in the left middle support (5) and the right middle support (6);

the left lower support (13) is arranged below the left middle support (5), and right lower supports (14) are symmetrically arranged on the right side of the left lower support (13);

the neck stretching cloth sleeve (15) is arranged on the front side of the whole stretcher, the upper end of the neck stretching cloth sleeve (15) is connected with an elastic belt (16), and an adjusting clamp (17) is arranged on the elastic belt (16).

2. The collapsible neck stretcher of claim 1 wherein: the front end and the rear end of the outer side of the lower ends of the left upper bracket (1) and the right upper bracket (2) are respectively provided with a transverse locking piece (4), the left end of each transverse locking piece (4) is provided with a left positioning sleeve (9), and the right end of each transverse locking piece (4) is provided with a right positioning sleeve (10);

wherein, left position sleeve (9) inlay set up the bottom at left upper bracket (1), right position sleeve (10) inlay set up the bottom of controlling upper bracket (2) to the internally mounted of right position sleeve (10) has spacing shell fragment (1001).

3. The collapsible neck stretcher of claim 1 wherein: the left upper bracket (1) is connected with the left middle bracket (5) through a left upper joint (7), and the right upper bracket (2) is connected with the right middle bracket (6) through a right upper joint (8);

the left middle support (5) is connected with the left lower support (13) through a left lower joint (11), and the right middle support (6) is connected with the right lower support (14) through a right lower joint (12).

4. A collapsible neck stretcher as claimed in claim 3, wherein: the left upper joint (7), the right upper joint (8), the left lower joint (11) and the right lower joint (12) are identical in internal structure, and the rotating directions of the left upper joint (7) and the right upper joint (8) are opposite to the rotating directions of the left lower joint (11) and the right lower joint (12).

5. A collapsible neck stretcher as claimed in claim 3, wherein: the right upper joint (8) comprises a first sub-seat (801), a first positioning sheet (802), a first bracket positioning pin (803), a first rotating sleeve (804), a first fixing screw (805), a first positioning bolt (806), a first female seat (807), a first ball (808), a first spring (809) and a first screw plug (8010), wherein:

a first positioning sheet (802) is arranged in the first sub-base (801), and a first support positioning pin (803) penetrates through the first positioning sheet (802);

a first rotating sleeve (804) is arranged in the middle of the first positioning sheet (802), and a first fixing screw (805) is connected inside the first rotating sleeve (804);

a first positioning bolt (806) is arranged on the first positioning sheet (802), and a first female seat (807) is arranged on the outer side of one end, far away from the first sub-seat (801), of the first positioning sheet (802);

the ball positioning holes are formed in the first positioning piece (802), first balls (808) are arranged in the ball positioning holes in the first positioning piece (802), first springs (809) are arranged on the outer sides of the first balls (808), and first screw plugs (8010) are mounted on the first springs (809).

6. A collapsible neck stretcher as claimed in claim 3, wherein: the right lower joint (12) is composed of a second sub-seat (1201), a second positioning plate (1202), a second support positioning pin (1203), a second rotating sleeve (1204), a second fixing screw (1205), a second positioning bolt (1206), a second female seat (1207), a second ball (1208), a second spring (1209) and a second screw plug (12010), wherein:

a second positioning plate (1202) is arranged inside the second sub-seat (1201), and a second support positioning pin (1203) penetrates through the inside of the second positioning plate (1202);

a second rotating sleeve (1204) is arranged in the middle of the second positioning sheet (1202), and a second fixing screw (1205) is connected inside the second rotating sleeve (1204);

a second positioning bolt (1206) is arranged on the second positioning sheet (1202), and a second female seat (1207) is arranged on the outer side of one end, away from the second sub-seat (1201), of the second positioning sheet (1202);

the second positioning plate (1202) is provided with a ball positioning hole, a second ball (1208) is arranged in the ball positioning hole in the second positioning plate (1202), a second spring (1209) is arranged on the outer side of the second ball (1208), and a second screw plug (12010) is arranged on the second spring (1209).