JP4558919B2 - Bed side fence - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a bed side fence that is used by being mounted on a side frame provided on a floor side edge of a bed for home use or hospital use.
[0002]
[Prior art]
Conventionally, there are many types of side fences, such as a fence that can be inserted into a side frame and a folding type, as a side fence that is mounted and used on a side frame provided on the side edge of a bed.
[0003]
Recently, as disclosed in Japanese Patent Application Laid-Open No. 8-38556 and Japanese Patent Application Laid-Open No. 10-179552, a side fence is fixed to a fixed fence part, and a rotation gripping part is rotatably connected to an end of the fixed fence part. When you are sleeping on the bed, fix the rotating gripping part in parallel with the side frame of the bed to prevent the futon from falling or the bed user from falling down. Rotate and hold the rotating gripping part about 90 degrees outside the bed to prevent the side fence from interfering when descending and to support the body with the rotating gripping part Yes.
[0004]
[Problems to be solved by the invention]
However, each fixing means used to attach the side fence to the bed side frame in a fixed state or to fix the rotating gripping part so as not to rotate, for example, fixing screws and fixing operations The lever for use was the state which protruded from the frame part which comprises the fixed fence part or the rotation holding part.
[0005]
Accordingly, there is a problem that the fixed state is erroneously released due to clothes being caught, and the fixed rotation gripping portion suddenly rotates, or the fixed fence portion is likely to come off from the side frame.
[0006]
[Means for Solving the Problems]
In order to solve the above problems, in the present invention, a bed side fence that is used by being attached to a side frame provided on the floor side edge of the bed, the fixed fence part and the fixed fence part And a rotating gripping part that is pivotally connected to the end part, a fixed fence part is constituted by a plurality of frames, and a desired frame is rotatably arranged to rotate the frame. A fixing means for fixing the fixed fence portion to the side frame was provided along with the movement. Furthermore, the required frame body is rotatably arranged, and a restraining means is provided for restraining the rotation of the rotation gripping portion as the frame body rotates.
[0007]
In particular, the fixed fence portion connects the first vertical frame and the first horizontal frame in a substantially L shape, and the second vertical frame is disposed substantially in parallel with the first vertical frame from the middle portion of the first horizontal frame. In addition, a second horizontal frame is disposed so as to be substantially parallel to the first horizontal frame from the middle of the first vertical frame and intersect the second vertical frame, and the first horizontal frame and the second horizontal frame The end opposite to the first vertical frame side is connected by a connecting frame, and a third horizontal frame is constructed between the first vertical frame and the second vertical frame below the second horizontal frame, and The first insertion pin and the second insertion pin that can be inserted into the insertion holes provided in the side frame are arranged at the lower ends of the first vertical frame and the second vertical frame, respectively. In the bed side fence in which the ends of the part are pivotably connected, the third horizontal frame can be rotated, and the first insertion pin and the second insertion pin can be tilted by rotating the third horizontal frame. To the side frame It provided a constant means.
[0008]
Further, a connecting screw projects from the end of the rotating gripping part and is screwed into the rotatable connecting frame to connect the rotating gripping part to the fixed fence part and to connect the connecting frame. It is possible to switch the rotation gripping portion by rotating the rotation of the rotation gripping portion, and to switch between the rotation enable state and the rotation impossible state of the rotation gripping portion.
[0009]
DETAILED DESCRIPTION OF THE INVENTION
The bed side fence according to the present invention includes a fixed fence portion fixedly attached to a side frame provided on the floor side edge of the bed, and a rotating grip that is rotatably connected to an end of the fixed fence portion. A side fence for a bed composed of a fixed frame portion, a fixed mounting operation to the side frame of the fixed rail portion, and a rotation fixing operation of the rotary grip portion with respect to the fixed rail portion, that is, the rotation grip portion The restraining operation can be performed by rotating a desired frame in the frame constituting the fixed fence portion.
[0010]
In other words, by using part of the frame as the operating means, there is no need to dispose the operating means in a protruding state as in the past, and it is possible to prevent the fixed state from being arbitrarily released due to clothes being caught. can do.
[0011]
Below, it explains in full detail based on an Example.
[0012]
【Example】
1 (a) is a front view of the bed side fence A of the present invention, FIG. 1 (b) is the same plan view, FIG. 1 (c) is the same bottom view, FIG. 1 (d) is the same left side view, FIG. (E) shows the right side view. The rear view appears symmetrically with the front view. FIG. 2 is a perspective view of the bed side rail A. FIG. FIG. 3 is a perspective view showing a use state in which the bed side rail A is mounted on the side frame b of the bed B. FIG. The bed side fence A is constituted by a fixed fence part 10 and a rotary grip part 20 rotatably connected to an end part of the fixed fence part 10.
[0013]
(About fixed fence 10)
The fixed fence portion 10 is substantially parallel to each other, and has a first vertical frame 11 and a second vertical frame 12 each having a first insertion pin P1 and a second insertion pin P2 disposed at the lower ends thereof. The first horizontal frame 13, the second horizontal frame 14, the third horizontal frame 15 that are provided so as to be substantially orthogonal to the vertical frames 11, 12, and the first horizontal frame 13 and the second horizontal frame 14 It is comprised by the connection frame 16 which connected the edge part.
[0014]
In the present embodiment, cylindrical pipes are used for the frames 11, 12, 13, 14, 15, and 16, respectively. Any material may be used, and in this embodiment, it is made of iron. The weight may be reduced by using aluminum or plastic.
[0015]
In the present embodiment, as the first vertical frame 11 and the first horizontal frame 13, pipes that are bent approximately 90 degrees with a desired curvature and made into a substantially L shape are used. One end side of the L-shaped pipe is a first vertical frame 11 and the other end side is a first horizontal frame 13.
[0016]
And the upper end of the 2nd vertical frame 12 is connected to the middle part of the 1st horizontal frame 13, and the 2nd vertical frame 12 is arrange | positioned so that it may become substantially parallel to the 1st vertical frame 11. FIG. In addition, one end of the second horizontal frame 14 is connected to the middle portion of the first vertical frame 11 and is substantially parallel to the first horizontal frame 13 and intersects the second vertical frame 12 in the middle. 14 is arranged.
[0017]
Further, a first connector is provided at the end of the first horizontal frame 13 opposite to the first vertical frame 11 side and the end of the second horizontal frame 14 opposite to the first vertical frame 11 side, respectively. 13a and the second connector 14a are disposed, and the connection frame 16 is rotatably disposed between the first and second connectors 13a and 14a. In particular, the connecting frame 16 is substantially parallel to the first vertical frame 11 and the second vertical frame 12. The connecting frame 16 is provided with a second grip portion 18 by attaching a plastic grip member. Reference numeral 18 a in FIG. 1 is a mounting screw for mounting the second grip portion 18 to the connecting frame 16. This connecting frame 16 is made to be an operation part of a restraining means described later. In FIG. 1C, reference numeral 42 denotes a lid attached to the case body 41 constituting the second connector 14a, and is attached to the case body 41 by the lid attachment screw 43. ing.
[0018]
The third horizontal frame 15 is arranged between the first vertical frame 11 and the second vertical frame 12 below the second horizontal frame 14. In particular, in order to install the third horizontal frame 15 so as to be rotatable, the first vertical frame 11 and the second vertical frame 12 are connected to the third horizontal frame 15 at the first vertical frame 11 and the second vertical frame 12. The third horizontal frame 15 is rotatably supported by the first and second construction tools 11a and 12a. The third horizontal frame 15 serves as an operation portion of a fixing means described later.
[0019]
A plastic grip member is also attached to the third horizontal frame 15 at a substantially central portion so as to provide a first grip portion 17. In the present embodiment, as shown in the sectional view of FIG. 4, the third horizontal frame 15 includes a left third horizontal frame 15-1 and a right third horizontal frame 15-2 as a first grip portion 17. It is configured to be connected by. Reference numeral 17a denotes a mounting screw for connecting the first grip portion 17 and the left third horizontal frame 15-1, and the first grip portion 17 and the right third horizontal frame 15-2. In the case of the third horizontal frame 15, it refers to a connected body of the left third horizontal frame 15-1, the first grip portion 17, and the right third horizontal frame 15-2. Note that the third horizontal frame 15 does not necessarily need to be configured by the left third horizontal frame 15-1, the right third horizontal frame 15-2, and the first grip portion 17. The first grip portion 17 may be mounted at a position to form the third horizontal frame 15.
[0020]
In the present embodiment, since the first installation tool 11a is interposed in the first vertical frame 11, the first vertical frame 11 is substantially composed of the upper first vertical frame 11-1 and the lower first vertical frame 11. -2 are connected to each other by the first installation tool 11a. Similarly, the second vertical frame 12 is configured by connecting the upper second vertical frame 12-1 and the lower second vertical frame 12-2 with a second installation tool 12a. However, for convenience of explanation, the first vertical frame 11 refers to a connected body of the upper first vertical frame 11-1, the first installation tool 11a, and the lower first vertical frame 11-2. The term “second vertical frame 12” refers to a connected body of the upper second vertical frame 12-1, the second installation tool 12a, and the lower second vertical frame 12-2.
[0021]
As shown in FIG. 3, the second horizontal frame 14 and the third horizontal frame 15 are arranged from the upper surface of the side frame b to the first horizontal frame 13 when the bed side fence A is attached to the side frame b of the bed B. Each interval is provided at a position that divides the space into three equal parts. However, the distance from the side frame b to the third horizontal frame 15 is larger than the thickness of the bed mat C laid on the bed B so that the first grip portion described later is not obstructed by the bed mat C. The operation by 17 can be performed.
[0022]
At the lower ends of the first vertical frame 11 and the second vertical frame 12, as described above, when the bed side fence A is mounted on the side frame b of the bed B, the first mounting frame provided on the side frame b is provided. A first insertion pin P1 and a second insertion pin P2 that are inserted into the insertion hole b1 and the second insertion hole b2 are provided. Reference numeral 11b is a first support for incliningly arranging the first insertion pin P1 at the lower end of the first vertical frame 11, and reference numeral 12b is the second insertion pin P2 at the lower end of the second vertical frame 12. It is the 2nd support for arrange | positioning so that tilting is possible.
[0023]
In particular, as shown in FIG. 4, flange portions 33 and 33 having substantially vertical trapezoidal cross sections are provided on the upper edges of the first insertion pin P1 and the second insertion pin P2, and the flange portions 33 and 33 are provided. The first insertion pin P1 and the second insertion pin P2 can be tilted by supporting the first insertion tool P1 and the second support tool 12b in a loosely fitted state. In particular, the first insertion pin P1 and the second insertion pin P2 can be tilted by using flange portions 33, 33 having a substantially trapezoidal longitudinal section and inclined surfaces. The first support tool 11b and the second support tool 12b are constituted by a support case body 51, a lid body 52, and a lid body mounting screw 53, respectively.
[0024]
Further, as shown in FIG. 4, rod-shaped first connecting body P1a and second connecting body P2a are provided at the upper ends of the first insertion pin P1 and the second insertion pin P2, respectively. The body P1a and the second connecting body P2a are inserted into the first vertical frame 11 and the second vertical frame 12 which are pipes having hollow portions. In particular, the upper ends of the first coupling body P1a and the second coupling body P2a reach the first construction tool 11a portion and the second construction tool 12a portion, respectively.
[0025]
On the other hand, a left female screw body 31a and a right female screw body 32a each having a screw hole at a substantially central portion are provided at the left and right ends of the third horizontal frame 15, respectively. A left advancing / retracting pin 31b and a right advancing / retreating pin 32b formed on the peripheral surface with male screws to be screwed into the screw holes of the screw body 32a are screwed into the left female screw body 31a and the right female screw body 32a. ing.
[0026]
Further, a left engagement member provided with an insertion hole (not shown) at substantially the center at the end of the left advance / retreat pin 31b on the first vertical frame 11 side and the end of the right advance / retreat pin 32b on the second vertical frame 12 side. A stop plate 31c and a right locking plate 32c are arranged, and the first insertion pin P1 and the second insertion pin P2 are provided in the insertion holes of the left locking plate 31c and the right locking plate 32c. The upper ends of the first connection body P1a and the second connection body P2a are inserted.
[0027]
The screw holes of the left female screw body 31a and the right female screw body 32a are cut so as to be opposite to each other, so that the third horizontal frame 15 is in a turnbuckle state.
[0028]
Accordingly, when the third horizontal frame 15 is rotated in one direction, both the left advance / retreat pin 31b and the right advance / retreat pin 32b are pushed out of the third horizontal frame 15, or conversely, are drawn into the third horizontal frame 15. The left engaging plate 31c disposed on the left advance / retreat pin 31b and the right engaging plate 32c disposed on the right advance / retreat pin 32b are flange portions 33, 33 of the first insertion pin P1 and the second insertion pin P2. The first connecting body P1a and the second connecting body P2a can be tilted with fulcrum as a fulcrum, and the first insertion pin P1 and the second insertion pin P2 can be tilted in conjunction therewith.
[0029]
By tilting the first insertion pin P1 and the second insertion pin P2 with the first insertion pin P1 and the second insertion pin P2 inserted into the first insertion hole b1 and the second insertion hole b2 of the side frame b. The lower end portions of the first insertion pin P1 and the second insertion pin P2 press the inner peripheral surfaces of the insertion holes b1 and b2, respectively, and the bed side rail A can be fixedly attached to the side frame b. In particular, since the first insertion pin P1 and the second insertion pin P2 are inclined in opposite directions, the first insertion pin P1 and the second insertion pin P2 are more securely locked to the side frame b. Can be done. This is a fixing means by the third horizontal frame 15.
[0030]
When removing the bed side fence A from the side frame b, the tilted first insertion pin P1 and second insertion pin P2 are substantially parallel to the vertical direction by rotating the third horizontal frame 15 in the reverse direction. In this state, by releasing the pressing of the inner peripheral surfaces of the first insertion hole b1 and the second insertion hole b2 by the lower end portions of the first insertion pin P1 and the second insertion pin P2, the bed side is removed from the side frame b. The fence A can be removed.
[0031]
In FIG. 4, reference numeral 31 d is a left mounting pin for mounting the left female screw body 31 a to the third horizontal frame 15, and reference numeral 32 d is a right mounting pin for mounting the right female screw body 32 a to the third horizontal frame 15. It is. Reference numeral 31e is a left locking body provided at the end of the left advance / retreat pin 31b, and reference numeral 32e is a right locking body provided at the end of the right advance / retreat pin 32b. The left locking body 31e and the right locking body 32e prevent the left advance / retreat pin 31b and the right advance / retreat pin 32b from falling off the left female screw body 31a and the right female screw body 32a. When the left advance / retreat pin 31b and the right advance / retreat pin 32b are moved in the reverse direction, the left locking plate 31c and the right locking plate 32c have the same functions as the left locking body 31e and the right locking body 32e, respectively. I have to.
[0032]
(About the rotating gripper 20)
As shown in a cross-sectional view in FIG. 5, the rotary grip 20 includes a connection screw 21 inserted into the connection frame 16 of the fixed fence 10, a connection screw support 22 provided with the connection screw 21, The gripping body 23 is a cylindrical pipe having one end connected to the connection screw support 22. Any material may be used for the gripping body 23, and in this embodiment, it is made of iron. The weight may be reduced by using aluminum or plastic. In addition, the gripping body 23 should be wrapped with an elastic material such as rubber or urethane, so that it can be easily gripped by being familiar with the hand, and it can absorb shocks when the body collides accidentally. Good.
[0033]
In the present embodiment, as shown in FIG. 1, the middle part 2 of the gripping body 23 is bent at a desired curvature of approximately 90 degrees to obtain an upper frame 23a, a side frame 23b, and a lower frame 23c. A substantially J-shaped gripping body 23 consisting of In particular, the upper frame 23a and the lower frame 23c are substantially parallel to the first, second, and third horizontal frames 13, 14, 15, and the side frame 23b is the first and second vertical frames. 11 and 12 are almost parallel.
[0034]
As shown in FIG. 5, a connecting female screw body 16 a provided with a female screw to be screwed with the connecting screw 21 is disposed in the connecting frame 16 into which the connecting screw 21 is inserted. By screwing the connecting screw 21 to the connecting female screw body 16a of the connecting frame 16, the rotary grip 20 can be connected to the fixed fence 10 so as to be freely rotatable.
[0035]
Furthermore, on the upper surface 13u of the first connector 13a that is in contact with the lower surface 22u of the connector screw support 22, the first connector 13a is shown in FIG. 6 as a cross-sectional view taken along the line XX of FIG. The ball receiving recess 13c is arranged on a circumference of a predetermined radius concentric with the connection screw insertion hole 13b into which the connection screw 21 provided in the shaft is inserted, and is provided with a rotation prevention ball 34 for each predetermined rotation angle. It is recessed. In particular, as shown in FIG. 5, the rotation preventing sphere 34 disposed in the ball receiving recess 13c has an approximately upper half protruding from the upper surface 13u of the first connector 13a.
[0036]
On the other hand, a fitting recess 22c is formed on the lower surface 22u of the connection screw support 22 so as to correspond to the ball receiving recess 13c, and a rotation prevention ball 34 protruding from the upper surface 13u of the first connection tool 13a. And the fitting recess 22c are fitted together so that the lower surface 22u of the connection screw support 22 and the upper surface 13u of the first connection tool 13a are in contact with each other. Further, in this state, the rotation preventing ball 34 prevents the rotation grip 20 from rotating. This is the restraining means.
[0037]
In this embodiment, the rotation angle is 30 degrees and a total of twelve ball receiving recesses 13c are provided, and twelve fitting recesses 22c are provided on the lower surface 22u of the connection screw support 22 as well. The rotary grip 20 can be stably fixed every 30 degrees. However, it is not limited to every 30 degrees, and it may be possible to fix every required angle.
[0038]
Further, the ball receiving recesses 13c and the fitting recesses 22c do not have to be the same number, and the ball receiving recesses 13c are disposed at every rotation angle of about 90 degrees, and four are provided on the upper surface 13u of the first connector 13a. The rotation prevention ball 34 is provided, while the lower surface 22u of the connection screw support 22 is provided with the 12 fitting recesses 22c as described above, and the rotation gripping portion 20 is stably fixed every 30 degrees. You may be able to do that.
[0039]
When changing the orientation of the rotary gripping part 20, by rotating the connecting frame 16 in one direction, the screwed state of the connecting screw 21 and the connecting female screw body 16a is loosened, and the lower surface 22u of the connecting screw support 22 A gap corresponding to the height of the ball receiving recess 13c protruding from the upper surface 13u of the first connector 13a is generated between the first connector 13a and the upper surface 13u of the first connector 13a. By releasing the fitting of 34, the rotary grip 20 can be brought into a rotatable state.
[0040]
Then, while turning the rotation gripping portion 20 in a desired direction and rotating the connection frame 16 in the reverse direction to fit the fitting recess 22c and the rotation prevention ball 34, the lower surface 22u of the connection screw support 22 And the upper surface 13u of the first connector 13a are brought into close contact with each other.
[0041]
FIG. 7A is a front view showing a use state in which the rotating grip 20 is rotated about 90 degrees with respect to the fixed fence 10 in the bed side fence A of the present invention, and FIG. FIG. 7C is a left side view and FIG. 7D is a rear view.
[0042]
【The invention's effect】
According to the present invention, the fixing mounting operation to the side frame of the fixed fence portion and the rotation fixing operation of the rotating grip portion with respect to the fixed fence portion, that is, the restraining operation of the rotating grip portion, Since it can be performed by rotating the desired frame in the frame that is configured, the operation means for the fixed mounting operation of the fixed fence part and the restraining operation of the rotary grip part protrudes It is possible to prevent the fixed state from being arbitrarily released due to clothes or the like being caught on the operation means portion.
[Brief description of the drawings]
1A is a front view of a bed side fence according to the present invention, FIG. 1B is a plan view thereof, FIG. 1C is a bottom view thereof, FIG. 1D is a left side view thereof, and FIG.
FIG. 2 is a perspective view of a bed side fence according to the present invention.
FIG. 3 is a reference diagram showing a use state of a bed side fence according to the present invention.
FIG. 4 is a longitudinal sectional view of a third horizontal frame portion of the fixed fence portion.
FIG. 5 is a longitudinal sectional view of a connecting portion between a fixed fence portion and a rotation gripping portion.
6 is a cross-sectional view taken along the line XX of FIG.
7A is a front view showing another usage state of the bed side fence, FIG. 7B is a plan view thereof, FIG. 7C is a left side view thereof, and FIG. 7D is a rear view thereof.
[Explanation of symbols]
A Side fence for bed
P1 1st insertion pin
P2 2nd insertion pin
10 Fixed fence
11 First vertical frame
11a First installation tool
11b First support
12 Second vertical frame
12a Second installation tool
12b Second support
13 First horizontal frame
13a First connector
14 Second horizontal frame
14a Second connector
15 3rd horizontal frame
16 Linkage frame
17 First grip
18 Second grip
20 Rotating grip
22 Connecting screw support
23 Grasping body
23a Upper frame
23b Side frame
23c Lower frame

Claims (2)

A bed side fence that is used by being attached to a side frame (b) provided on the floor side edge of the bed (B),
It is constituted by a fixed fence part (10) and a rotation grip part (20) rotatably connected to an end of the fixed fence part (10),
The fixed fence portion (10) connects the first vertical frame (11) and the first horizontal frame (13) in a substantially L-shape, and the first vertical frame (11 ) And a second vertical frame (12) that is substantially parallel to the first horizontal frame (13) from the middle of the first vertical frame (11). The second horizontal frame (14) is arranged so as to intersect with the first horizontal frame (13) and the end of the second horizontal frame (14) opposite to the first vertical frame (11) side. The third horizontal frame (15) is installed between the first vertical frame (11) and the second vertical frame (12) below the second horizontal frame (14). Furthermore, the first insertion pin (P1) and the second insertion pin (P2) that can be inserted into the insertion holes provided in the side frame (b) at the lower ends of the first vertical frame (11) and the second vertical frame (12). ) Are arranged respectively,
In the bed side fence in which the end of the rotation gripping part (20) is rotatably connected to the connection frame (16) part,
To the side frame (b) in which the third horizontal frame (15) can be rotated and the first insertion pin (P1) and the second insertion pin (P2) can be tilted by rotating the third horizontal frame. The bed side fence characterized by providing a fixing means. By connecting the connection screw (21) to the end of the rotation gripping part (20) and screwing the connection screw (21) into the rotatable connection frame (16), the rotation gripping part (20) is connected to the fixed fence (10) and the rotating gripping part (20) can be switched loosely by rotating the connecting frame (16), so that the rotating gripping part (20) can be rotated. The bed side fence according to claim 1 , wherein the bed side fence is switched between a non-rotatable state and a non-rotatable state.

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