KR20140005084U - A portable foot pushing switch assembly for a electric chair - Google Patents

Abstract

The present invention relates to a portable foot switch assembly for a seat raising and lowering electric chair, which is open at an upper portion thereof and includes a housing 110; A pair of first shaft holes 112a formed through a pair of side portions 112 of the housing 110, respectively; A rotating shaft 130 inserted into the first shaft hole 112a; A foot plate 120 formed by a pair of rotation brackets 121 formed with a second shaft hole 121a to be axially coupled to the rotation shaft 130 and pressed by a user as a foot; A self-retaining pushbutton switch 170 installed inside the housing 110; A rotation holder 152 mounted on the scaffold 120; When the user pushes the foot plate 120 to rotate the foot plate 120 toward the housing 110, the pushing button 170a of the self-hold type push button switch 170 is engaged with the hitting pieces 150 ); And an elastic member 140 that applies an elastic restoring force to the foot plate 120 when an external force is applied to the foot plate 120 and the external force applied to the foot plate 120 is removed, The cost of the product can be reduced, and the product can be easily separated and mounted by modularizing the product. Also, there is no malfunction in the pressing operation of the footrest, so that it can be easily used by anyone.

Description

Technical Field [0001] The present invention relates to a portable foot switch assembly,

The present invention relates to a foot switch of a seat ascending and descending electric chair. In particular, it can reduce the number of parts and reduce the number of assembling steps, thereby reducing the cost of the product, The present invention relates to a portable foot switch assembly for a seat raising and lowering electric chair which is suitable for easy use by anyone without causing a malfunction in the footrest pressing operation.

Generally, chairs used in beauty salons, skin beauty salons, or dental hospitals can lift the seat as needed, and can also change the angle of the backrest or legrest so that operations such as hair washing or dental treatment can be performed comfortably A motorized chair is used which can be carried out in a posture.

Some of the electric chairs on which the seat is raised and lowered are not designed so that the seat back is not bent, the leg rest is not provided, or the seat is simply not lifted. For example, It is a chair that is mainly used when performing hair styling tasks such as cuts and furs, which are not for scalp management purposes.

The electric chair in which such a seat ascends and descends mainly uses a foot switch to raise or lower the seat, or folds or folds the seat back and leg rest.

In the prior art relating to a foot switch used for a motor-driven chair in which the above-described seat is lifted and lowered, there is disclosed a registra- tion apparatus of the present invention, which is disclosed in Korean Utility Model Registration No. 20-0318495 (name: chair for easy- Name: foot switch) is known.

The chair for easy use in height adjustment according to the above-mentioned Registration Practical Utility Model No. 20-0318495 and the foot switch according to the registered utility model No. 20-0177172 are not described here because the description of the foot switch is disclosed in detail in the registration publication.

However, the above prior arts have the following problems.

First, in the case of a chair for easy use in which the height is easy to adjust according to Registration Practical Utility Model No. 20-0318495, there is a height adjusting foot 11 as a foot switch. The height adjusting foot 11 is separated from the rising foot So that it was inconvenient in use and had a problem of malfunction due to an incorrect pressing of the foot plate.

In addition, in the case of the foot switch according to Registration Utility Model No. 20-0177172, there is a problem that it is not suitable for use as a power seat because it is switched only when an external force equal to or greater than a certain size is applied.

In order to solve such a problem, a "seat lift-down electric chair footrest switch assembly" according to registered utility model No. 20-0471602 (public notice: 2014.03.06.) Filed by the applicant of the present invention is disclosed .

According to the above-mentioned Registration Utility Model No. 20-0471602, it is possible to maintain the switching-on state even if the foot is released from the footboard immediately after pressing without depressing the footboard continuously, and the footrest for descending the electric chair and the footrest for descending It is possible to raise and lower the apparatus even if only one footrest is pressed without discriminating between the user and the user, thereby improving the usability of the user.

However, the applicant of the present invention has made the following problems as a result of the inventor of the present invention, as described in the above-mentioned registration utility model No. 20-0471602.

First, there is a problem that the number of components such as the operating rod, the pressing member, the bushing, the footstool, the pushing operation piece, the guide hole, the guide piece, and the bracket increases, resulting in an increase in the cost of the product.

In addition, since the number of parts is increased and the number of assembling steps is increased, there is a problem that the product is complicated as a whole.

Secondly, since it was installed in a built-in electric chair, it was impossible to remove the foot switch only when the AS of the product was present, and the AS cost was increased because the manufacturer had to send the AS directly to the field.

Third, if the user steps on the footsteps, the switch does not operate, and the malfunction occurs frequently. Also, since it takes time for the user to know how much force the user should step on, the satisfaction of the user is low.

That is, it was difficult to set the self-retaining pushbutton switch to operate by operating the operation rod. When the self-retaining pushbutton switch was pressed too hard, the self-retaining pushbutton switch was broken.

Therefore, for beginners who did not have a lot of experience among users, the use environment of the foot switch was not good.

The present invention has been made in view of the above problems, and it is an object of the present invention to provide a portable foot switch assembly for a seat-

First, it is not necessary to continuously press the foot plate, and even if the foot plate is pressed and released, the switching on state can be continuously maintained, so that the user can easily use the foot switch,

The technical problem that the switching operation of raising or lowering the electric chair can be performed simply by depressing and releasing the footrest, without having to distinguish between the foot pressing operation for raising the electric chair and the foot pressing operation for descending, In addition to being able to do so,

First, the number of parts is significantly reduced and the number of assembling steps is reduced compared with the conventional technology, so that the cost of the product can be reduced,

Second, since the self-retaining push button switch is provided in the housing and the switch is hit by rotation, the structure itself is realized as a foot plate, and the foot plate serves also as a lid of the housing, thereby making the product compact,

Third, by compactly modifying the product in this way, it is possible to easily and conveniently install and detach the chair for use in a beauty chair, and to make it convenient to carry and carry, so that the entirety of the chair can be disassembled at the time of product AS, It is possible to reduce the time and material costs for the AS by allowing the AS to be separated without any need to separate the products,

Fourth, by adopting a structure that can operate the self-retaining pushbutton switch by hitting the self-retaining pushbutton switch immediately after depressing the footbath, the self-retaining pushbutton switch can be operated easily and conveniently, Up and down electric motor so as to be able to operate the seat cushion switch.

In order to achieve the above object, the present invention provides a portable foot switch assembly for seat lifting and lowering power transmission, comprising: a housing having an open upper portion and a pair of side portions erected upward from the bottom portion; A pair of first shaft holes formed to penetrate the pair of side portions of the housing so as to face each other; A rotating shaft inserted and installed in the pair of first shaft holes; A pair of rotation brackets formed with a second shaft hole that is axially coupled to the rotation shaft are formed so as to face each other, and the rotation bracket is installed on the upper side of the housing so as to be axially coupled to the rotation shaft and rotate about a rotation axis, As a footrest; An alternate push button switch installed inside the housing in the longitudinal direction of the housing; A rotating holder mounted on the foot plate downward in a direction in which the housing is located; A pushing piece provided in the rotary holder for pressing a push button of the self-retaining push-button switch when the user presses the push plate to rotate the push plate toward the housing; And an elastic member for pushing the foot plate upwardly by an elastic restoring force when an external force applied to the foot plate is removed when the external force is applied to the foot plate, And a control unit.

The portable foot switch assembly of the present invention, which is a seat lifting / lowering electric power seat, has a screw hole formed in the rotary holder, and a screw thread is formed on the striking screw to screw into the screw hole, do.

The portable lifting switch assembly of the present invention, which is a seat lifting / lowering electric power seat, further comprises an elastic member mounting piece formed on one side of the housing, the lower end of the elastic member is mounted on the elastic member mounting piece, So that when the user steps on the foot plate and the foot plate is rotated toward the housing, the foot plate cushions an impact against the elastic member installation piece, prevents noise from occurring, and prevents the elastic member from being separated from the elastic member And a cushioning member is further included.

When the footrest is restored, the seat lifting / lowering electric power seat portable footrest switch assembly according to the present invention is configured so as to contact the front upper side of the side portion of the housing and to bend and extend forward at the end of the footrest And a stepping plate is further included, and the footrest is formed so as to be inclined downward as it goes backward.

The portable foot switch assembly for a seat lifting and lowering electric power seat of the present invention further comprises an upper seating member having a seating groove formed on an inner surface of the foot plate and an upper end of the elastic member is seated on the seating groove and is resiliently mounted do.

The portable foot switch assembly of the present invention having the above-described structure, which has the following structure, has the following effects.

First, it is not necessary to continuously depress the foot plate, and even if the foot plate is depressed and released, the switching on state can be continuously maintained, so that the user can conveniently use the foot switch. It is possible to perform the switching operation of raising or lowering the electric chair by simply pressing and releasing the footrest, without having to distinguish the foot pressing operation to be lowered. The same unique effect occurs.

First, the number of parts can be significantly reduced compared with the conventional technology, and the cost of the product can be reduced by reducing the number of assembling steps, and as a result, the merchantability can be enhanced.

Second, since the self-retaining push-button switch is provided in the housing and the switch is struck by rotation, the structure itself can be realized as a foot plate, and the foot plate can serve as a cover of the housing. have

Third, by compactly modifying the product as described above, it is possible to easily and conveniently install and disassemble the beauty chair, and to carry and carry it conveniently. As a result, the entire beauty chair is disassembled at the time of AS It is possible to separate the product without AS, and it is possible to perform the AS without any place in the place, so that the time and material cost for the AS can be remarkably reduced.

Fourth, by adopting a configuration in which the self-retaining pushbutton switch can be operated by hitting the self-retaining pushbutton switch immediately after stepping on the footbath, the operation of the self-retaining pushbutton switch can be made easy and convenient. As a result, There is an effect that the product can be operated.

1 is a block diagram of a portable foot switch assembly for a seat raising and lowering electric chair according to an embodiment of the present invention.
Fig. 2 is an operation diagram when the foot portion is depressed in Fig. 1. Fig.
3 is a photograph of a product in a state where the footrest 120 is removed in the portable footrest switch assembly for a seat raising and lowering electric chair according to an embodiment of the present invention.
FIG. 4 is an exploded view of a main part of a product of a portable foot switch assembly for a seat lift device according to an embodiment of the present invention.
FIG. 5 is a photograph of an actual product of the portable foot switch assembly of the seat raising / lowering electric chair according to an embodiment of the present invention viewed from above.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A preferred embodiment of a portable foot switch assembly according to the present invention will be described in detail below with reference to the accompanying drawings.

As shown in the drawing, the portable foot switch assembly 100 for a seat raising / lowering electric motor according to an embodiment of the present invention has an open top and includes a bottom portion 111 and an upright A pair of first shaft holes 112a each penetrating a pair of side portions 112 of the housing 110 and a pair of second shaft holes 112b formed respectively through the pair of side portions 112, A pair of rotation brackets 121 (121a, 121b) each having a second shaft hole (121a) communicating with the first shaft hole (112a) and axially coupled to the rotation shaft (130) The rotating bracket 121 is installed on the upper side of the housing 110 so as to rotate about the rotating shaft 130 by being axially coupled to the rotating shaft 130, A foot plate 120 and a housing 110 in the longitudinal direction of the housing 110 An alternate push button swithch 170 installed on the foot plate 120 in a direction in which the housing 110 is located and a rotation And a push button 170a of the self-holding type push button switch 170 when the user pushes the foot plate 120 to rotate the foot plate 120 toward the housing 110, A lower end of the striking piece 150 is mounted on one side of the housing 110 and an upper end of the striking piece 150 is mounted on the foot plate 120 and an external force And an elastic member 140 that compresses when the external force acting on the foot plate 120 acts and returns the foot plate to the original position by pushing the foot plate 120 upward by elastic restoring force when an external force applied to the foot plate 120 is removed. do.

The foot plate 120 also serves as a lid of the housing. Thus, all the parts are installed in the housing 110 and the foot plate 120, so that the product can be compactly modularized.

The housing 110 may further include a rear portion 113 and a front portion 114 according to an embodiment of the present invention. In the front portion 114, a wire passing through the wire from the self-holding pushbutton switch 170 A hole 114a may be formed.

The pair of side portions 112 are formed with side work holes w1 for working the inside of the housing 110 to facilitate internal work.

Reference numeral 112a denotes a rear upper side 112a of the side portion 112 and reference numeral 112b denotes a front upper side 112b of the side portion 112. [

In the portable foot switch assembly 100 for a seat raising and lowering electric motor according to an embodiment of the present invention, a screw hole 152a is formed in the rotation holder 152, and a screw hole 152a is formed in the striking piece 150 152a of the striking piece 150 are formed so that the length of the striking piece 150 can be adjusted by tightening and loosening the striking piece 150. [

The portable foot switch assembly 100 according to an embodiment of the present invention further includes an elastic member mounting piece 142 formed on one side of the housing 110, The lower end of the elastic member 140 is protruded from the elastic member mounting piece 142 so as to be inserted into the elastic member 140 so that the user can step on the foot plate 120 When the foot plate 120 rotates toward the housing, when the foot plate 120 hits the elastic member mounting piece 142, the shock is absorbed to prevent noise that may be generated during the impact, And a cushioning member (146) for preventing the cushioning member (140).

That is, according to the buffer member 146, even if the foot plate 120 is repeatedly depressed, the elastic member 140 can be installed more reliably without detaching, and there is an advantage such as preventing the occurrence of the shock-proof noise.

The buffer member 146 may be formed of rubber, soft synthetic resin, urethane resin, styrofoam, urethane foam, or the like.

The cushioning member 146 is attached to the elastic member mounting piece 142 by a fastening screw P1 and a fastening nut N1, for example.

In the portable foot switch assembly 100 for a seat lifting motor according to an embodiment of the present invention, when an external force acting on the footrest 120 is removed and the footrest 120 returns, Further includes a stopping plate 125 which is bent and extended forward at the end of the foot plate 120 to contact the front upper side 112b of the side portion 112 of the foot plate 120 to set the restoring limit of the foot plate 120 .

The stopping plate 125 may be formed to be inclined forwardly downward, for example, by a second angle?.

This has the advantage that the stopping operation of the stopping plate 125 becomes more smooth.

In the portable foot switch assembly 100 for a seat raising and lowering electric motor according to an embodiment of the present invention, the footrest 120 is formed to be inclined downward toward the rear with respect to the ground on which the footrest 120 is installed.

That is, the foot plate 120 is inclined downward toward the downward direction, forming a first angle? With respect to the ground.

According to this, there is an advantage that the user can easily and easily operate the stepping on the footstep 120 when the user steps on the footstep 120 by using the foot.

Therefore, the foot plate 120 and the stopping plate 125 are formed in a generally 형상 shape that tilts toward the end about the rotation bracket 121 as a whole.

The portable foot switch assembly 100 for a seat lifting electric motor according to an embodiment of the present invention further includes an upper seating member 144 having a seating groove 144a formed on the inner surface of the foot plate 120, And the upper end of the elastic member 140 is seated in the seating groove 144a and is resiliently resilient.

According to this, even if the foot plate 120 is repeatedly stepped on and off, the elastic member 140 can be installed more securely without leaving.

The portable foot switch assembly 100 according to an embodiment of the present invention further includes a switch bracket 160 that is erected on a bottom portion 111 of the housing 110 and has a mounting hole formed therein And the self-holding type pushbutton switch 170 is installed in the switch bracket 160. [

The switch bracket 160 is composed of a bottom portion 160a and a mounting portion 160b that is vertically bent at the bottom portion 111 and has a mounting hole.

The unexplained reference character w2 is an upper work hole w2 for working in the housing.

Hereinafter, the operation of the portable foot switch assembly 100 for a seat raising / lowering electric chair according to one embodiment of the present invention having the above-described configuration will be described.

First, when the user presses the foot plate 120 on the foot, the foot plate 120 rotates together with the striking piece 150 to press the self-hold type push button switch 170.

When the self-holding type push button switch 170 is pressed, the switch is turned on.

When the self-holding type pushbutton switch 170 is switched on, for example, the electric chair performs a lifting operation.

When the foot of the user is released after the striking member 150 hits (i.e., after pressing) the self-supporting pushbutton switch 170, the stalk 120 is rotated in the opposite direction by the restoring force of the elastic member 140 It returns to the original state.

Thereafter, when the user depresses the foot plate 120 again, the same process as the above-described operation is performed and the other terminal of the self-hold type push button switch 170 is switched on, for example, will be.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit or scope of the inventions. It is self-evident to those who have.

Therefore, the above-described embodiments are to be considered as illustrative rather than restrictive, so that the present invention is not limited to the above description, but may be modified within the scope of the appended claims and equivalents thereof.

100: Portable foot switch assembly for seat lift
110: housing 111: bottom
112: side portion 112a: first shaft hole
112b: the front upper side of the side portion 112c: the rear upper side of the side portion
113: rear portion 114: front portion
114a: wire through hole w1: side work hole
w2: upper work hole 120: foot plate
121: rotation bracket 121a: second shaft hole
125: stopping plate 130: rotating shaft
140: elastic member 142: elastic member mounting piece
144: seat member 144a: seat groove
146: buffer member P1: fastening screw
N1: fastening nut 150: striking piece
152: rotation holder 152a: screw in rotation holder
160: switch bracket 160a: bottom portion of the switch bracket
160b: mounting portion of switch bracket 170: self-holding type pushbutton switch
170a: Push button of the push button switch

Claims (3)

A housing 110 having an open top and a bottom 111 and a pair of side portions 112 erected upward from the bottom 111;
A pair of first shaft holes 112a formed through a pair of side portions 112 of the housing 110, respectively;
A rotation shaft 130 inserted into the pair of first shaft holes 112a;
A pair of rotation brackets 121 having a second shaft hole 121a formed to be axially coupled to the rotation shaft 130 are opposed to each other and the rotation bracket 121 is axially coupled to the rotation shaft 130, A foot plate 120 installed on the upper side of the body 110 and pressed by the user as a foot;
An alternate push button switch 170 installed in the housing 110 in the longitudinal direction of the housing 110;
A rotation holder 152 mounted on the foot plate 120 in a downward direction in which the housing 110 is located;
When the user presses the foot plate 120 to rotate the foot plate 120 toward the housing 110, the user pushes the push button 170a of the self-hold type push button switch 170, (150);
When the external force is applied to the foot plate 120 and the external force that has been applied to the foot plate 120 is removed, the lower end of the foot plate 120 is pressed against the foot plate 120, And a resilient member (140) for restoring the footrest (120) by applying an elastic restoring force to the footrest (120).
The method according to claim 1,
And an elastic member mounting piece 142 formed on one side of the housing 110,
The lower end of the elastic member 140 is installed in an elastic manner on the elastic member mounting piece 142,
The foot plate 120 is protruded from the elastic member mounting piece 142 so as to be inserted into the elastic member 140 so that the foot plate 120 is rotated toward the housing by the user stepping on the foot plate 120, And a cushioning member (146) for cushioning the impact against the piece (142) to prevent noise from occurring and also preventing the elastic member (140) from coming off. The seat lifting / Switch assembly.
The method of claim 2,
When the footrest 120 returns due to the restoring force of the elastic member 140, it contacts the front upper side 112b of the side portion 112 of the housing 110 to set the restricting limit of the footrest 120 A stopping plate 125 formed to extend forward and downward at the end of the footrest 120,
Wherein the footrest (120) is formed to be inclined downward toward the rear side.

Images