JP2017144175A - Handrail device for toilet bowl - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a handrail device for toilet bowl capable of being fixed to a toilet bowl with simple operation easily and reliably.SOLUTION: A handrail device for toilet bowl includes: a right/left pair of side structures 10 including a handrail 13 arranged in an upper part of a support post 12 erected in a base 11; a connection member 20 connected between the supports posts so as to abut a front part of a toilet bowl; a right/left pair of arm support parts 30 arranged on a rear part side of the toilet bow; and a fixing arm 40. The arm support part includes: a fixing member 31 fixed to the side structure not to rotate; a rotation member 32 including a front side edge face contacting a rear side edge face of the fixing member and arranging the fixing arm thereon so as to project; and a rotation operation screw 33 penetrating the rotation member and screwing to the fixing member. On a contact face between the fixing member and rotation member, a cam-shaped inclined face 34 urging rotation and movement to a front side of the rotation member by fastening operation of the rotation operation screw is formed. Rotation of the rotation member by fastening of the rotation operation screw causes the fixing arm to be pressed to a rear side face of the toilet bowl.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a handrail device for a toilet bowl that is installed on an existing Western-style toilet bowl so that toilets for the elderly and disabled can be safely used.

  Conventionally, a handrail (armrest) is installed in a toilet at home to assist in posture maintenance and standing while sitting for stools for the elderly and disabled.

  Since such a handrail is often installed by a resident, it is necessary to make the installation work easy and secure.

  Conventionally, this type of handrail device for toilet bowls is connected between a pair of left and right side members provided with handrails on the upper part of a support column erected from a base, and the support column of the side member, And a pair of left and right arm support members provided at positions away from the connection member in the rear direction of the toilet, and the front and rear direction of the toilet is the direction of the rotation axis. In addition, a toilet handrail device is known that includes a pair of fixing arms that can be driven to rotate in the vertical direction by the rotation of a rotary operation screw (see, for example, Patent Document 1).

  The handrail device for a toilet described in Patent Document 1 is provided with a rotary operation screw so as to push the fixing arm in the toilet direction at a position below a fulcrum where the fixing arm is supported by the arm support member in the vertical direction. The structure is provided so as to be able to advance and retract from the outside of the arm support member.

  Moreover, in the handrail device for toilets described in Patent Document 1, in order to correspond to a wide variety of toilets, as a position adjusting means for the fixing arm, a band in which the tip of the rotary operation screw is brought into contact with the fixing arm. A plate-like contact member is provided, and a convex portion that adjusts the rotation range of the fixing arm is biased and provided on the contact member.

Japanese Patent No. 5767671 (Claims 1, 2, FIGS. 9-12, 27, 28)

  However, in the handrail device for toilet bowl described in Patent Document 1, the fixing arm is pushed in the toilet direction around the fulcrum by the turning operation of the rotating operation screw, so that the tightening force of the rotating operation screw is dispersed. Since it is transmitted to the fixing arm, the pressing force on the toilet becomes weak, and there is a concern that the handrail device for toilet cannot be firmly fixed.

  In addition, in order to correspond to a wide variety of toilets, a band plate-like contact member that contacts the tip of the rotary operation screw is provided on the fixing arm, and the rotation range of the fixing arm is adjusted to this contact member. If the convex portions to be biased are provided, the structure becomes complicated, and there is a concern that the constituent members may be enlarged in order to ensure the fixing of the fixing arm.

  This invention is made | formed in view of the said situation, and makes it a subject to provide the handrail apparatus for toilet bowls which was easy to operate and fixed to a toilet bowl easily and reliably.

  In order to solve the above problems, a handrail device for a toilet according to the present invention is connected to a pair of left and right side structures provided with a handrail portion on an upper portion of a support column erected from a base, and the side structure. A connecting member capable of contacting the front portion of the toilet, a pair of left and right arm support portions provided at positions away from the connection member in the rear direction of the toilet, and a fixing arm provided on the arm support portion, A handrail device for toilets, wherein the arm support portion extends in the front-rear direction of the toilet and is fixed to the side component so as not to rotate, and a rear side end surface of the fixing member. A rotating member that has a front side end face that is in contact with the rotating member and protrudes the fixing arm on a side portion; and a rotary operation screw that passes through the rotating member and is screwed into the fixing member. The contact surface between the member and the rotating member A cam-like inclined surface that facilitates rotation of the rotating member and movement toward the front side is formed by the tightening operation of the rotating operation screw, and the fixing arm is moved by the rotation of the rotating member by tightening the rotating operation screw. It is formed so that it may be pressed by the rear side surface (Claim 1). Here, the cam-like inclined surface refers to an inclined surface constituting a cam mechanism in which the fixed member and the rotating member relatively rotate and linearly move with the rotation of the rotating member.

  With this configuration, the rotation member fixed to the rotation operation screw and the fixing arm rotate to the rear side surface side of the toilet bowl by the rotation operation in the tightening direction of the rotation operation screw, and at the same time from the rear side of the toilet bowl. Rotating toward the front side, the fixing arm is pressed against the rear side surface of the toilet. Therefore, both the force by which the fixing arm presses the toilet bowl from the lower side to the upper side and the force to pull the fixing arm toward the front side of the toilet bowl work, and the toilet bowl can be pressed.

  In this invention, the shape of the fixing arm may be any shape, but preferably, the fixing arm is formed in a circular shape in cross section and in an arc shape whose outer side is a toilet side. (Claim 2).

  By comprising in this way, a fixing arm can be reliably contact | abutted also with the toilet bowl of various shapes, for example, a width | variety and an uneven shape.

  In the present invention, it is preferable that the cam-like inclined surface which is a contact surface between the fixing member and the rotating member is divided into a plurality of portions in the circumferential direction of the fixing member and the rotating member. More preferably, the cam-like inclined surface that is a contact surface between the fixed member and the rotating member is divided into three in the circumferential direction of the fixed member and the rotating member.

  By comprising in this way, a fixed member and a rotation member can be made to contact reliably, and by making a contact surface into 3 parts in the circumferential direction of a fixing member and a rotation member, a fixing member and a rotation member Can be stabilized.

  In the present invention, the connecting member includes a contact piece that can contact the front part of the toilet, and a pair of attachment pieces that are bent from both ends of the contact piece and fixed to the support column, It is preferable that a fixing member of the arm support portion is fixed to a rear side end portion of the attachment piece.

  By comprising in this way, a connection member, a pair of arm support part, and a fixing arm can be integrated, and the contact piece of a connection member and a pair of fixing arm are contacted (pressure contact) to a toilet bowl. Can be fixed on the toilet bowl.

  In the present invention, the connecting member is connected between the support columns in an inclined state so that a portion capable of contacting the front part of the toilet is positioned below, and the fixing member and the rotating member are connected to the fixing member and the rotating member. It is preferable that the longitudinal axis of the member is formed in an inclined shape so that the front side of the toilet is positioned downward (Claim 6).

  With this configuration, the connecting member is brought into contact with the upper side surface from the lower side of the front portion of the toilet, and the fixing arms are provided on the left and right rear side surfaces of the toilet located above the contact portion of the connecting member in the rear portion of the toilet. It can contact | abut and can be reliably fixed to a toilet bowl with a connection member and a pair of fixing arm.

  In addition, in the present invention, it is preferable that a cylindrical cover that loosely fits the outer periphery of the rear side end of the fixing member is provided at the front side end of the rotating member.

  By comprising in this way, the contact part of a rotation member and a fixing member can be coat | covered from the exterior with a cover, and the urine etc. which are scattered from a toilet bowl adhere to the contact part of a rotation member and a fixation member can do.

  According to this invention, since it is configured as described above, the following effects can be obtained.

  (1) According to the first to sixth aspects of the present invention, the fixing arm rotates from the lower side to the upper side by the rotation operation in the tightening direction of the rotary operation screw, and the force for pressing the toilet is fixed. Since both of the forces for pulling the arm toward the front side of the toilet work and the toilet can be pressed, the operation is easy and the fixing to the toilet can be performed easily and reliably.

  (2) According to the invention of claim 7, in addition to the above (1), the contact portion between the rotating member and the fixing member can be further covered from the outside by the cover, and the contact portion between the rotating member and the fixing member can be covered. It is possible to prevent urine or the like scattered from the toilet bowl from adhering.

It is a perspective view which shows the use condition of 1st Embodiment of the handrail apparatus for toilets which concerns on this invention. It is a side view of the use condition of the handrail device for toilet bowl of a 1st embodiment of this invention. It is a rear view which shows the state before installation of the said handrail device for toilet bowls. FIG. 3B is a side view of FIG. 3A. It is a rear view which shows the installation state of the said handrail device for toilet bowls. FIG. 4B is a side view of FIG. 4A. It is a rear view which shows the installation state using another fixing arm in this invention. FIG. 5B is a side view of FIG. 5A. It is a rear view which shows the installation state using another fixing arm in this invention. FIG. 6B is a side view of FIG. 6A. It is sectional drawing of the arm support part in this invention. It is sectional drawing which follows the II line | wire of FIG. 7A. It is a principal part rear view (a) which shows the state which presses the fixing arm in this invention to a toilet bowl, and the side view (b) of (a). It is a side view which shows the installation state of 2nd Embodiment of the handrail apparatus for toilets which concerns on this invention. It is a perspective view which shows the fixing member and rotation member in 2nd Embodiment. It is sectional drawing which shows the contact state of the fixing member and rotation member in 2nd Embodiment.

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

<First Embodiment>
As shown in FIGS. 1 and 2, the handrail device for a toilet according to the present invention has an armrest portion disposed in a longitudinal direction corresponding to the front-rear direction of the toilet 1 on an upper portion of a support column 12 erected from a base 11. A pair of left and right side components 10 provided with a handrail portion 13 that is also used as a combination, a connecting member 20 that is connected between the columns 12 of the side component 10 and can be brought into contact with the front portion of the toilet 1; A pair of left and right arm support portions 30 provided at positions away from the toilet 20 in the rear direction of the toilet 1 and a fixing arm 40 provided on the arm support portion 30 are provided.

In the side part structure 10, the base 11 is provided with rubber legs 11 a on the lower surfaces of both ends of the base 11, and a support column 12 is erected at the upper central part of the base 11.
The support column 12 includes a lower support column 12a formed of a flattened steel pipe erected on the base 11, and a flat steel plate projecting upward with a lower end portion slidably inserted into the lower support column 12a. It is comprised with the upper support | pillar 12b formed with an elliptical pipe. In this case, a plurality of positioning holes (not shown) are provided in the lower side of the upper column 12b at appropriate intervals along the longitudinal direction, and screw holes provided on one side of the lower column 12a. A height adjusting screw 12d screwed into 12c is inserted into an arbitrary positioning hole, so that the height of the support column 12 can be adjusted.

  The handrail portion 13 provided on the upper portion of the support column 12 is configured such that a bifurcated arm bracket 14 provided at a lower portion on one end side of the handrail portion 13 has a gap between the arm stopper 15 protruding from the top side surface of the upper support column. In the attached state, it is attached to the horizontal posture and the vertical posture by a pivot pin 16 so as to be displaceable. Further, when the lock pin 17 is inserted into the horizontal position hole 14a and the vertical position hole 14b provided in the arm bracket 14, the lock pin 17 interferes with the upper end of the column and the rotation of the handrail portion 13 is prevented, so that the handrail portion 13 is fixed to a horizontal posture and a vertical posture.

  In the present embodiment, the handrail portion 13 includes a convex arc portion 13a whose upper surface gently protrudes from the toilet front portion side end toward the toilet rear portion side, and the rear side continuously from the convex arc portion 13a. It has a concave arcuate portion 13b that gently descends toward the end. Further, a handrail lower member 13d having a raised portion 13c having a front end raised in an arc shape is provided on the lower surface of the toilet front side end portion of the handrail portion 13, and the front side end of the handrail portion 13 is provided. The front portion and the raised portion 13c form a handle portion 13e having an arcuate front end portion.

  The connecting member 20 includes a contact piece 21 having a convex arcuate contact portion 21a toward the front side that can contact the front portion of the toilet 1, and a pair of attachments bent from both ends of the contact piece 21. It is formed of a steel flat elliptical pipe made of a piece 22, and a contact material 21 made of, for example, a polyolefin heat-shrinkable tube is attached to the contact portion 21a to prevent the toilet 1 from being damaged. ing.

  The connecting member 20 is connected between the columns 12 via mounting brackets 18 provided on the side surfaces of the lower column 12 that face the lower column 12a. In this case, the mounting bracket 18 is formed of a channel member having a narrow opening on the opposite side surface, and the lower part of the support column 12 so that the front side of the toilet 1 is positioned downward and the rear side of the toilet 1 is positioned upward. It is fixed to the column 12a.

  In order to connect the connecting member 20 between the support columns 12, the fixing screw 19 penetrating the mounting bracket 18 is inserted in a state where the mounting piece 22 of the connecting member 20 is inserted into the mounting bracket 18 and the tip protrudes toward the rear of the toilet bowl. The connection member 20 is connected between the support columns 12 by screwing with the mounting piece 22. Therefore, the connecting member 20 is connected between the support columns 12 in an inclined state so that the contact portion 21a which is a portion capable of contacting the front portion of the toilet 1 is positioned below. That is, in the state where the connecting member 20 is connected between the support columns 12, the contact member 21a that can contact the front part of the toilet 1 is inclined downward so that the rear end of the connecting piece 22 is positioned upward. doing.

  The arm support portion 30 is formed in a cylindrical shape extending in the front-rear direction of the toilet 1, and comes into contact with a fixing member 31 that is fixed to the side structure 10 so as not to rotate and a rear-side end surface 31 a of the fixing member 31. A rotary member 32 having a front side end face 32a and a fixing arm 40 protruding from the side, and a rotary operation screw that passes through the rotary member 32 and is screwed into a screw receiving portion 31b provided on the fixing member 31 33. In this case, the fixing member 31 is provided with a shaft hole 31c through which the rotation operation screw 33 passes, and an end hole 31d having a diameter larger than the diameter of the shaft hole 31c is provided at the front side end of the shaft hole 31c. The nut which forms the screw receiving part 31b is inserted in the end part hole 31d. The rotating member 32 is provided with a shaft hole 32b through which the screw shaft 33a of the rotation operation screw 33 passes. The fixing member 31 and the rotating member 32 are formed of a material as necessary, such as a synthetic resin member such as polyacetal, or a metal such as aluminum.

  In this case, the fixing member 31 is screwed with a fixing screw 36 penetrating the fixing member 31 from the outside in a state where the front end surface side is fitted into the rear end portion of the toilet bowl 1 of the attachment piece 22 of the connecting member 20. In addition to being integrated, the fixing screw 19 penetrating the mounting bracket 18 from the outside is screwed to the mounting piece 22 to be fixed to the column 12 (see FIGS. 7A and 7B). Therefore, the fixing member 31 is fixed to the side structure 10 so as not to rotate.

  Further, a tightening operation for rotating the knob 33 b of the rotary operation screw 33 on the contact surface between the fixing member 31 and the rotating member 32, that is, the rear side end surface 31 a of the fixing member 31 and the front side end surface 32 a of the rotating member 32. Thus, an inclined surface 34 that facilitates the upward rotation of the rotating member 32 and the movement toward the front side is formed. In this case, the inclined surface 34 is formed in three parts at intervals of 120 ° in the circumferential direction of the fixing member 31 and the rotating member 32.

  In addition, the inclined surface 34 may be formed in two divisions at intervals of 180 ° or four divisions at intervals of 90 °, in addition to forming in three divisions at intervals of 120 ° in the circumferential direction of the fixing member 31 and the rotation member 32. When the rotational stability of the member 31 and the rotating member 32 is taken into consideration, it is preferable to divide the inclined surface 34 into three parts at intervals of 120 ° in the circumferential direction of the fixing member 31 and the rotating member 32.

  As shown in FIGS. 1, 3A, 3B, etc., the fixing arm 40 is formed of a steel circular pipe bent in a substantially “H” shape, and can be brought into contact with the toilet 1. On the contact portion 41 side, an adherend 50 made of, for example, a polyolefin heat shrinkable tube or the like is attached to prevent the toilet 1 from being damaged.

  Further, a through-hole 43 is provided in a direction orthogonal to the longitudinal direction on the mounting portion 42 side opposite to the contact portion 41 of the fixing arm 40. The attachment portion 42 of the fixing arm 40 is inserted into a through hole 32c orthogonal to the shaft hole 32b provided in the rotating member 32, and the through hole 43 of the fixing arm 40 communicates with the shaft hole 32b. A screw shaft 33a of the rotary operation screw 33 penetrates the shaft hole 32b and the insertion hole 43, and penetrates the shaft hole 31c of the fixing member 31 and is screwed into the screw receiving portion 31b. In this state, the fixing arm 40 protrudes from the rotating member 32 (see FIGS. 7A and 7B).

  With this configuration, as shown in FIG. 8, the fixing arm 40 and the force F <b> 1 pressing the toilet 1 upward from below by the rotation of the rotating member 32 by tightening the rotation operation screw 33 are fixed. Both the force F <b> 2 for pulling the arm 40 toward the front side of the toilet 1 works and the toilet 1 can be pressed.

  In the above embodiment, the case where the fixing arm 40 is formed in a substantially “H” shape has been described. However, as shown in FIGS. May be used. 5A and 5B, the other parts are the same as those in the above embodiment, so the same parts are denoted by the same reference numerals and description thereof is omitted.

  Further, instead of the fixing arms 40 and 40A, as shown in FIGS. 6A and 6B, a fixing arm 40B formed in an arc shape whose outer side surface is an outer periphery may be used. In this case, the adherend 50 made of, for example, a heat-shrinkable tube made of polyolefin is attached to the arc-shaped contact portion 44 of the fixing arm 40B, as in the above embodiment. 6A and 6B, other parts are the same as those in the above embodiment, so the same parts are denoted by the same reference numerals and description thereof is omitted.

  According to the fixing arm 40B formed as described above, the abutment portion 44 is formed in an arc shape whose outer side is the outer side of the toilet bowl. Therefore, for the toilet bowl 1 having a wide variety of shapes, for example, width and uneven shape. Also, the fixing arm 40B can be reliably brought into contact.

Second Embodiment
As shown in FIGS. 9 to 11, the handrail device for a toilet according to the second embodiment has a cylindrical cover 35 that loosely fits the outer periphery of the rear side end of the fixing member 31 to the front side end of the rotating member 32. Is provided. In the second embodiment, the other parts are the same as those in the first embodiment, so the same parts are denoted by the same reference numerals and description thereof is omitted.

  Thus, by providing the cylindrical cover 35 that loosely fits the outer periphery of the rear side end of the fixing member 31 at the front side end of the rotating member 32, the contact portion between the rotating member 32 and the fixing member 31 is covered. 35 can cover from the outside, and can prevent urine or the like scattered from the toilet 1 from adhering to the contact portion between the rotating member 32 and the fixed member 31.

DESCRIPTION OF SYMBOLS 1 Toilet bowl 10 Side part structure body 11 Base 12 Support | pillar 13 Handrail part 20 Connection member 21 Contact piece 21a Contact part 22 Attachment piece 30 Arm support part 31 Fixing member 31a Rear side end surface 31b Screw receiving part 32 Rotating member 32a Front side End surface 33 Rotating operation screw 34 Cam-like inclined surface 35 Cylindrical covers 40, 40A, 40B Fixing arm 41 Contact portion 44 Arc-shaped contact portion

Claims (7)

A pair of left and right side components provided with handrails on the upper part of the support column erected from the base, a connecting member connected to the side component and contacting the front part of the toilet, A handrail device for a toilet comprising a pair of left and right arm support portions provided at positions away from the connecting member in the rear direction of the toilet, and a fixing arm provided on the arm support portion,
The arm support portion includes a fixing member that extends in the front-rear direction of the toilet and is fixed to the side structure so as not to rotate, and a front-side end surface that contacts the rear-side end surface of the fixing member. A rotating member that projects the fixing arm at a portion, and a rotary operation screw that penetrates the rotating member and is screwed into the fixing member,
A cam-like inclined surface is formed on the contact surface between the fixing member and the rotating member to facilitate rotation of the rotating member and movement to the front side by tightening operation of the rotating operation screw.
The fixing arm is formed to be pressed against the rear side surface of the toilet bowl by turning the rotating member by tightening the rotating operation screw.
A handrail device for a toilet bowl. The handrail device for a toilet according to claim 1,
The handrail device for toilets is characterized in that the fixing arm is formed in a circular shape in cross section, and is formed in an arc shape having a toilet side surface side as an outer periphery. In the handrail device for toilets according to claim 1 or 2,
A handrail device for a toilet bowl, wherein a cam-like inclined surface which is a contact surface between the fixing member and the rotating member is divided into a plurality of portions in a circumferential direction of the fixing member and the rotating member. In the handrail device for toilets according to claim 1 or 2,
A toilet handrail device, wherein a cam-like inclined surface which is a contact surface between the fixing member and the rotating member is divided into three in the circumferential direction of the fixing member and the rotating member. In the handrail device for toilet bowl in any one of Claims 1 thru | or 4,
The connecting member has a contact piece that can contact the front part of the toilet, and a pair of attachment pieces that are bent from both ends of the contact piece and fixed to the support column, respectively, and the rear side of the attachment piece A handrail device for a toilet bowl, wherein a fixing member of the arm support portion is fixed to an end portion. In the handrail device for toilet bowl in any one of Claim 1 thru | or 5,
The connecting member is connected between the support columns in an inclined state so that a portion capable of contacting the front part of the toilet is positioned below,
The handrail device for a toilet, wherein the fixing member and the rotating member are formed so that the longitudinal axes of the fixing member and the rotating member are inclined so that the front side of the toilet is positioned downward. In the handrail device for toilet bowl in any one of Claim 1 thru | or 6,
A toilet handrail device, wherein a cylindrical cover that loosely fits an outer periphery of a rear side end of the fixing member is provided at a front side end of the rotating member.

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