KR100886667B1 - Chair for stretching cervical vertebrae using dead-load - Google Patents

Abstract

A chair for stretching cervical vertebrae operating the jaw traction arm is provided, which does not operate the jaw traction arm by the power of a supplying device or the seat occupant but operates the jaw traction arm by the self-weight of the seat occupant. A chair for stretching cervical vertebrae operating the jaw traction arm comprises: a pulling cylinder unit(200) fixed at the lower part of the headrest(9); a pair of rotatable jaw traction arms(11) wrapping the neck of the seat occupant; a main body cylinder unit(100) delivering the generated fluid pressure to the pulling cylinder unit; a fluid control valve(30) controlling the moving direction of the fluid; a first fluid flowing pipe(51); a second fluid flowing pipe(52); and a third fluid flowing pipe(53).

Description

Chair for stretching cervical vertebrae using dead-load}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cervical vertebrae chair, wherein a cervical vertebrae can be attached to a chair to operate the chinspine arm with the weight of the seated person, so that the cervical spine of the seated person can be conveniently towed in a balanced position. It's about a chair.

The cervical vertebrae is the uppermost part of the spine, made of seven spines, between the head and spine, with the opening of the vertebral arteries, veins, and sympathetic plexus.

If the cervical spine is skewed, it also affects the internal organs and nerves associated with it, causing a variety of symptoms, causing many diseases. . In addition to treating diseases caused by cervical spine diseases, the general public also needs regular stretching exercises to straighten the cervical spine for smooth metabolism. In other words, by stimulating the cervical spine or physical exercise can not only relax the entire body and to relieve fatigue, but also the treatment of low back pain, shoulder stiffness, arthritis or organ abnormalities.

However, in a busy daily life, it is not easy for a healthy general person to periodically perform cervical stimulation. It is also true that purchasing equipment or equipment to assist cervical stretching exercises is burdensome in terms of cost or location.

Accordingly, the applicant of the present invention improves the above problems by initiating the "cervical traction chair" in the Republic of Korea Patent Registration '0817886' and '0801875', but attach a separate power source to the "cervical traction chair" Or the inconvenience of having to manually drive the jaw or arm to pull the cervical spine.

The present invention is to provide a self-weight cervical vertebrae chair configured to operate the jaw towing arm by the weight of the occupant without operating the jaw towing arm by a separate power supply device or the manual force of the occupant.

According to the present invention, the object is a seat; A backrest unit; A chair comprising a headrest provided on an upper side of the backrest, comprising: a traction cylinder unit fastened to a lower portion of the headrest; A pair of jaw tow arms that are rotatably attached to the traction cylinder unit to surround the neck of the seated occupant and are lifted up and down according to the operation of the traction cylinder unit; A main cylinder unit provided below the seat portion to operate the traction cylinder unit by hydraulic pressure by transferring the fluid filled in the lower portion to the traction cylinder unit by the weight of the seated person; A fluid movement tube forming a movement path of the fluid between the traction cylinder unit and the main cylinder unit, the fluid movement tube comprising a first fluid movement tube, a second fluid movement tube, and a third fluid movement tube; It is achieved by a cervical canine chair, characterized in that it comprises a fluid control valve formed at the intersection of the first to third fluid movement pipe to adjust the direction of movement of the fluid along the fluid movement pipe.

Here, the main cylinder unit is a first portion consisting of a pressurizing portion descending to the weight of the seated person, a first piston portion for pushing the fluid filled in the lower portion by the pressure of the pressurizing portion, and a first connector portion for coupling the first piston portion and the pressing portion. A cylinder; A first cylinder chamber including a first piston portion of the first cylinder and a portion of the first connector portion, the fluid being filled under the first piston portion; A first compression spring inserted into the first connector portion outside the first cylinder chamber and configured to elastically move the first cylinder up and down by the weight of a seated occupant, wherein the first fluid is in the first cylinder chamber. A first connector and a third connector for connecting the moving tube and the third fluid moving tube are further provided.

In addition, the traction cylinder unit has a second cylinder including an upper end of the head restraint and a middle region of the second connector part to which the pair of jaw tow arms are bound, and a second piston part coupled to a lower end of the second connector part. Wow; A second cylinder chamber provided to include a partial region of the second connector portion and a second piston portion; A second compression spring inserted into a second connector included in the second cylinder chamber to elastically move the second cylinder up and down, and connecting the second fluid transfer tube to the second cylinder chamber. It is further provided with a second connector.

In addition, the fluid control valve has a double cylindrical shape consisting of an outer surface and an outer rotatable rotating portion, the outer surface portion of the first fluid moving tube, the second fluid moving tube and the third fluid moving tube extending passage of the rotating portion It is provided to be in close contact with the outer diameter, the inside of the rotating portion is further provided with a 'V'-shaped communication tube that allows the first fluid moving tube and the third fluid moving tube and the third fluid moving tube and the second fluid moving tube communicated by the rotation.

The first piston part includes a plurality of nozzle holes in which nozzles are mounted, a spherical nozzle mounted in the nozzle hole and configured to transmit fluid to one side downward, and a plurality of nozzles configured below the spherical nozzle to seal the nozzle hole. A spring is provided.

According to the present invention, it is possible to provide a self-weight cervical vertebrae chair configured to automatically operate the towing arm by the weight of the occupant without operating the jaw towing arm by a separate power supply device or the seating force of the occupant. .

Hereinafter, an embodiment of the present invention will be described in detail with reference to the accompanying drawings.

1 is a side view of the self-weight cervical vertebra chair, FIG. 2 is a rear view of the self-weight cervical traction chair, FIG. 3 is a view showing the main parts of the self-weight cervical traction chair, and FIG. 5 is a view showing a flow path of the fluid in accordance with the change of the state of the fluid control valve.

Self-weight cervical vertebra chair (1) of the present invention and the traction cylinder unit 200 is fixed to the lower headrest (9); A pair of rotatable jaw tow arms 11 attached to the traction cylinder unit 200 and provided to surround the neck of the seated person; A main cylinder unit 100 provided below the seat part 5 and configured to generate hydraulic pressure by the weight of the seated occupant, and transmit the generated hydraulic pressure to the traction cylinder unit 200; A fluid control valve 30 provided at one side of the seat part 5 so as to adjust a moving direction of the fluid in which hydraulic pressure is applied between the main cylinder unit 100 and the traction cylinder unit 200; The first fluid moving tube 51, the second fluid moving tube 52, and the third fluid moving tube which are connected to the fluid control valve 30, the traction cylinder unit 200, and the main cylinder unit 100 to serve as a flow path of the fluid. 53, etc. are comprised.

As shown in Figures 1 to 4, the self-weight cervical vertebra chair 1 of the present invention is seated when the seated person is seated on the seat pull the jaw to pull the arm 11 to the neck and adjust the fluid control valve 30 The main cylinder unit 100 is operated by its own weight to transfer the hydraulic pressure to the traction cylinder unit 200 to raise the jaw pull arm 11 so as to pull the cervical vertebrae.

The main cylinder unit 100 is provided to be bound to the lower side of the seat portion 5, the pressing portion 111 to descend to the weight of the seated person, the first piston portion 113 to contact the fluid to generate the hydraulic pressure and the first A first cylinder 110 formed of a first connector portion 112 coupling the first piston portion 113 and the pressing portion 111; A first cylinder chamber 120 including a portion of the first piston portion 113 and the first connector portion 112 of the first cylinder 110 and filled with a fluid in a lower space of the first piston portion 113; A first compression spring 130 inserted into a portion of the first connector part 112 outside the first cylinder chamber 120 to elastically move the first cylinder 110 up and down by the weight of the seated person; In addition, a first connector 121 and a third connector 123 for connecting the first fluid pipe 51 and the third fluid pipe 53 to the first upper and lower ends of the first cylinder chamber 120 are further provided. .

The first piston 113 has a plurality of nozzle holes 115 in which nozzles are mounted, spherical nozzles 117 mounted in the nozzle holes and allowing only one side of the fluid to penetrate at a predetermined hydraulic pressure or more, and a nozzle hole ( A plurality of nozzle springs 119 configured below the spherical nozzle 117 are further provided to seal the 115 below a certain hydraulic pressure. In the operation method of the spherical nozzle 117, when the hydraulic pressure is applied from the upper side, the spherical nozzle 117 is lowered slightly while compressing the lower nozzle spring 119 so that a gap is formed around the spherical nozzle 117, so that the fluid along the gap Is transmitted downward. It is preferable that the nozzle hole 115 is composed of one or more, and to shorten the moving time of the fluid, a plurality of nozzle holes 115 should be configured.

The pressing portion 111 of the first cylinder 110 is attached to the central region of the lower surface of the seat portion 5 in the form of a circular plate is configured to receive the weight of the seated person. The pressing unit 111 transmits pressure to the first piston portion 113 having a circular plate shape through the rod-shaped first connector 112.

The first compression spring 130 is fitted into an area of the first connector 112 exposed to the outside of the first cylinder chamber 120. This always pushes the first cylinder 110 upward so that the seat portion 5 always maintains a certain height, and also serves to smooth the sudden drop when the first cylinder 110 descends. In addition, when a certain amount of fluid is introduced into the upper upper region of the first cylinder chamber 120 through the third connector 123, when the weight of the seated person is removed, the nozzle hole 115 is moved upward by moving the first cylinder 110. It also serves to permeate the fluid below the first piston portion 113 through).

The first connector 121 is provided at one lower region of one side of the first cylinder chamber 120 to connect the first fluid moving tube 51 to move the fluid to which the pressure is applied to the outside. In addition, the third connector 123 is provided in one upper region of the first cylinder chamber 120 to introduce the fluid flowing from the third fluid movement tube 53 into the upper region of the first piston portion 113.

The traction cylinder unit 200 has a rod-shaped second connector portion 212 and a second connector portion 212, which are coupled to the headrest 5 at the upper end and a pair of jaw tow arms 11 are attached to the middle region. A second cylinder 210 having a second piston portion 213 coupled to a lower end thereof; A second cylinder chamber 220 provided to include a partial region of the second connector portion 212 and a second piston portion 213; A second compression spring 230 inserted into a portion of the second connector part 212 included in the second cylinder chamber 220 to elastically move the second cylinder 210 upward and downward; The lower end of the second cylinder chamber 220 is further provided with a second connector 222 for connecting the second fluid transfer pipe (52).

Accordingly, the fluid flowing at a predetermined pressure through the second connector 222 moves the second cylinder 210 upward by pressing the second piston 213. As a result, the cervical traction is performed as the jaw tow arm 11 rises, and when the cervical traction is released, the fluid is discharged again through the second connector 222. In this case, the second compression spring 230 is expanded. Makes it easier to drain the fluid. In addition, the second compression spring 230 also serves to prevent the second cylinder 210 from rising or falling abruptly.

The fluid control valve 30 is provided at the intersection of the first to third fluid transfer pipes 51 to 53, and is composed of a rotating part 33 which is rotatable at a predetermined angle inside the outer surface part 31 and the inner side in a double cylindrical shape. do. The outer surface portion 31 is provided such that the extended passages of the first to third fluid movement tubes 51 to 53 closely contact the outer diameter of the rotation portion 33, and the first fluid movement tube 51 and the inner side of the rotation portion 33. A gentle 'V' shaped communication tube 35 at a predetermined angle is further provided so that the third fluid transfer tube 53, the third fluid transfer tube 53, and the second fluid transfer tube 52 communicate with each other by rotation. The size and the angular position of the communication tube 35 is provided to allow the fluid to move naturally by communicating the first fluid movement tube 51 and the second fluid movement tube 52, and the rotating part 33 to the third fluid movement tube 53. When one side of the communication tube 35 is rotated in the direction to communicate with the third fluid movement tube 53, the other side of the communication tube 35 is preferably provided to be in communication with the second fluid movement tube (52).

As the rotating unit 33 rotates, the communication tube 35 controls the flow of the fluid, and when the first fluid moving tube 51 and the second fluid moving tube 52 communicate with each other, cervical traction mode is executed. In addition, when the second fluid movement pipe 52 and the third fluid movement pipe 53 communicate with each other, the traction release mode is executed, and when all the fluid movement pipes 51, 52, and 53 are not in communication with each other, the general chair is in a neutral mode. It only functions as. As shown in Fig. 5, the solid line arrow indicates the flow direction of the fluid in the traction mode, and the dotted line arrow indicates the flow direction of the fluid in the release mode.

Looking at the operation process of the self-weight cervical vertebra chair 1 of the present invention, when executing the cervical vertebrae, the seated person seated on the seat portion 5 and then fixed the jaw towing arm 11 around the neck, the fluid control valve 30 Is rotated in the traction mode, the first cylinder 110 at the bottom of the seat portion 5 is gradually lowered, so that the fluid filled in the lower region of the first piston portion 113 is moved to the first fluid transfer tube 51 by the pressure. According to the fluid control valve 30 is continuously introduced into the second cylinder chamber 220 in the lower region of the second piston portion 213 along the second fluid moving tube 52 by a constant hydraulic pressure, the second cylinder 210 At the same time to raise the jaw towing arm 11 attached to the second cylinder (210). At this time, the second compression spring 230 is gradually contracted to allow the second cylinder 210 to gradually rise.

When the cervical traction is to be terminated, when the fluid control valve 30 is converted to the release mode, the second piston unit 213 is lowered in accordance with the expansion of the second compression spring 230 so that the second cylinder chamber ( The fluid filled inside 220 is discharged through the second connector 222. Since the second connector 222 is provided in a predetermined small size, the fluid is not rapidly discharged and also serves to slowly lower the second cylinder 210. Subsequently, the fluid moves along the second fluid movement pipe 52 along the third fluid movement pipe 53 through the fluid control valve 30, and flows into the upper region of the final first cylinder chamber 120, and controls the fluid. After changing the valve 30 to the neutral mode, when the seated person leaves the seat portion 5, the first cylinder 110 is raised and at the same time fluid flows down the first piston portion 113 through the nozzle hole 115. By passing through, the initial state, that is, the cervical traction mode standby state is changed.

As described above, the present invention provides a self-weighted cervical traction chair capable of easily carrying the cervical traction by using the hydraulic pressure generated by the weight of the seated occupant, thereby providing a cervical traction without using a separate driving device or manual force. Make it run automatically.

Although some embodiments of the invention have been shown and described, it will be apparent to those skilled in the art that modifications may be made to the embodiment without departing from the spirit or spirit of the invention. . Therefore, the scope of the invention will be defined by the appended claims and equivalents thereof.

1 is a side view of the weight of the cervical spine dog,

2 is a rear view of the weighted cervical vertebrae chair,

3 is a view showing the main part of the weight of the cervical spine dog,

4 is a detailed view of a main cylinder unit,

5 is a view showing a flow path of the fluid according to the change of the state of the fluid control valve.

* Description of the symbols for the main parts of the drawings *

1: self-weight cervical canine chair 5: seat

7: backrest 9: headrest

11: Jaw pull arm 30: fluid control valve

100: main body cylinder unit 200: traction cylinder unit

Claims (5)

A seat portion; A backrest unit; In the chair comprising a headrest provided on the upper back portion, A tow cylinder unit fastened to the lower part of the headrest; A pair of jaw tow arms that are rotatably attached to the traction cylinder unit to surround the neck of the seated occupant and are lifted up and down according to the operation of the traction cylinder unit; A main cylinder unit provided below the seat portion to operate the traction cylinder unit by hydraulic pressure by transferring the fluid filled in the lower portion to the traction cylinder unit by the weight of the seated person; A fluid movement tube forming a movement path of the fluid between the traction cylinder unit and the main cylinder unit, the fluid movement tube comprising a first fluid movement tube, a second fluid movement tube and a third fluid movement tube; A cervical canine chair comprising a fluid control valve formed at an intersection of the first to third fluid movement pipes so as to adjust a moving direction of the fluid along the fluid movement pipes. The method of claim 1, The main cylinder unit is A first cylinder comprising a pressurizing portion descending to the weight of the seated person, a first piston portion for pushing the fluid filled in the lower portion by the pressure of the pressurizing portion, and a first connector portion coupling the first piston portion and the pressing portion; A first cylinder chamber including a first piston portion of the first cylinder and a portion of the first connector portion, the fluid being filled under the first piston portion; A first compression spring inserted into the first connector portion outside the first cylinder chamber and configured to elastically move the first cylinder up and down by the weight of a seated person; The first cylinder chamber, the first weight and the third fluid pipe, the first connector and the third connector for connecting the third fluid pipe, characterized in that the weight of the neck dog chair. The method of claim 1, The towing cylinder unit A second cylinder including an upper end coupled to the headrest and an intermediate region including a second connector portion to which the pair of jaw pull arms are attached, and a second piston portion coupled to a lower end of the second connector portion;  A second cylinder chamber provided to include a partial region of the second connector portion and a second piston portion;  A second compression spring inserted into a second connector included in the second cylinder chamber to elastically move the second cylinder up and down; The second cylinder chamber is a self-contained cervical traction chair, characterized in that the second connector for connecting the second fluid transfer pipe is further provided. The method of claim 1, The fluid control valve is composed of a double cylindrical shape of the outer outer surface portion and the inner rotatable rotation portion, The outer surface portion is provided so that the extended passage of the first fluid moving tube, the second fluid moving tube and the third fluid moving tube is in close contact with the outer diameter of the rotating part, the first fluid moving tube and the third fluid moving tube and the inside of the rotating part; Self-weighted cervical canine chair, characterized in that the 'V' shaped communication tube is further provided so that the third fluid transfer tube and the second fluid transfer tube communicate by rotation. The method of claim 2, The first piston part includes a plurality of nozzle holes in which nozzles are mounted, a spherical nozzle mounted in the nozzle hole and configured to transmit fluid to one side downward, and a plurality of nozzles configured below the spherical nozzle to seal the nozzle hole. Self-weighted cervical dog chair characterized in that the spring is provided.

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