JP3036108U - table - Google Patents

Abstract

(57) [PROBLEMS] To provide a table in which a top plate can always be easily moved up and down even if a wheelchair or other obstacle comes near a pedal of the table. [Decision Means] A top plate, a vertically expandable / contractible column part 2 for supporting the top plate, a base part 5 attached to a lower end of the column part 2 for holding the column part 2, and a lock release pin 9 downward. Gas spring A with a lock mechanism provided inside the pillar portion 2 toward
And. Gas spring A unlocking pin 9
To release the gas spring A lock release pedal 6,
A pair of 6 are provided on the opposite side of the base 5 at 180 °.

Description

[Detailed description of the invention]

[0001]

[Technical field to which the invention belongs]

 The present invention relates to a table.

[0002]

[Prior art]

 Conventionally, in tables used for medical purposes and work, the lock release pedal of the gas spring with a lock mechanism provided inside the pillar is provided only once in the base supporting the pillar. It was being done.

[0003]

[Problems to be solved by the device]

 However, such a table cannot be used by a person with a disability using a wheelchair, etc., because it requires the operation of stepping on the release pedal with the foot when the tabletop is lifted and lowered. . For example, if a disabled person is working on a table and the wheelchair is in the pedal position, the caregiver may try to press the unlocking pedal instead and the wheelchair will be in the way. In some cases, it was not possible to move up and down.

Therefore, an object of the present invention is to provide a table in which the top plate can always be easily moved up and down even if a wheelchair or other obstacle comes near the pedal of the table.

[0005]

[Means for Solving the Problems]

 In order to achieve the above-mentioned object, a table according to the present invention includes a top plate, a vertically expandable / contractible pillar portion for supporting the top plate, and a base for holding the pillar portion attached to a lower end of the pillar portion. And a lock mechanism-equipped gas spring provided inside the pillar with the lock release pin facing downward, and a lock release pedal for releasing the locked state of the gas spring, A pair is provided on the opposite side of the base 180 °.

In addition, a top and bottom, an expandable and retractable columnar part composed of a lifting outer cylinder and a lower fixed inner cylinder supporting the top, and a column attached to the lower end of the fixed inner cylinder of the column. A gas spring with a lock mechanism provided inside the pillar with the lock release pin facing downward, and a lock release mechanism for releasing the locked state of the gas spring. The lock releasing mechanism includes a pressing member whose upper end surface abuts on the lock releasing pin of the gas spring, an elastic member which elastically urges the pressing member downward, and the pressing member provided on the base portion. And a lock releasing pedal that pushes up the pressing member by abutting on the lower end surface of the base, and a pair of the pedals are provided on the base portion on the opposite side of 180 °.

Further, a vertical shaft rotatably attached to the upper wall of the base portion, a lock knob attached to an upper portion of the shaft for rotating the shaft, and a rotation knob attached to a lower portion of the shaft and rotating the shaft. In the vicinity of the pedal, a stopper for preventing the pedal from swinging is provided, which has a locking piece that is releasably locked to the back side of the pedal by rolling.

In addition, the pedal includes a step portion that forms a part of an outer peripheral wall of the base portion, and an operation rod portion that protrudes from the step portion into the inside of the base portion and that pushes the pressing member upward at the tip. Further, the operation rod portions of the pair of pedals facing each other are arranged so that the tips thereof are aligned at a position directly below the pressing member, and can swing independently of each other.

[0009]

[Embodiment of the invention]

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

FIG. 1 shows an embodiment of a table of the present invention. The table includes a top plate 1, a vertically extendable column part 2 for supporting the top plate 1, and a lower end of the column part 2 attached to the table part 2. And a base portion 5 which holds the pillar portion 2 and is held. Further, the base portion 5 has four substantially horizontal leg portions 19 ... And a swinging rotary wheel 20 is provided at the lower end of the leg portions 19. Therefore, since the table can be moved, it can be moved to a desired place. Incidentally, a stopper is attached to the oscillating rotary wheel 20.

More specifically, as shown in FIGS. 1 to 3, the top plate 1 has a rectangular shape, and the column portion 2 has an elevating outer cylinder body 3 and a lower fixed inner cylinder body 4. However, the gas spring A with a lock mechanism is provided inside, and it can be freely expanded and contracted up and down. The gas spring A is provided with a lock mechanism (not shown in the drawing), and the lock release pin 9 is inserted into the rod 32 so that a part thereof protrudes from the lower end of the rod 32. Has been. The lower part of the rod 32 of the gas spring A is supported by the plate-shaped holding plate 12 provided in the lower part of the lower fixed inner cylindrical body 4. As shown by the phantom line, the top plate 1 may have a large area.

The base portion 5 has a concave portion 21 having an upward opening shape in the center thereof, and a pressing member 10 having a shaft portion and outer flange portions provided at upper and lower end portions of the shaft portion is inserted into the bottom surface of the concave portion 21. A hat-shaped holding member 13 having a hole portion 31 is fixed.

The base portion 5 is provided with a lock releasing mechanism B for releasing the locked state of the gas spring A, as shown in FIGS. 3 and 4, in the concave portion 21 and an upper portion thereof. The unlocking mechanism B is provided on the base portion 5 and a pressing member 10 whose upper end surface abuts on the unlocking pin 9, an elastic member 11 such as a coil spring for elastically pressing the pressing member 10 downward. A pair of lock releasing pedals 6 and 6 are provided that abut on the lower end surface of the pressing member 10 and push up the pressing member 10.

A pair of the unlocking pedals 6 and 6 are provided on the side opposite to the base portion 180 ° by 180 °. The pedal 6 has a step portion 7 that forms a part of the outer peripheral wall of the base portion 5, and an operation rod portion 8 that protrudes from the step portion 7 into the base portion 5 and that pushes the pressing member 10 upward at the tip. doing. The operating rod portion 8 of the pedal 6 is fitted between a pair of mounting pieces 15 and 15 projecting from the bottom surface of the recess 21, and is pivotally supported around a horizontal support shaft 33. There is.

More specifically, the tips of the operating rod portions 8 of the pair of pedals 6 and 6 facing each other are arranged so as to be aligned directly below the pressing member 10, and the spindles are independent of each other. It can swing around 33 (see FIGS. 2 and 4 (a) and (b)). In the illustrated example, a notch is formed at the tip of one operation rod portion 8 and the other tip is inserted. It should be noted that (not shown), the notches may be formed so as to mesh with the tips of both operation rod portions 8 and may be arranged close to each other.

FIG. 5 shows a stopper C for preventing the pedal 6 from swinging. The stopper C includes a vertical shaft 16 rotatably attached to the upper wall 23 of the base 5, a manual (foot) lock knob 17 attached to the upper part of the shaft 16 for rotating the shaft 16, and a shaft. A locking piece 18 is attached to the lower portion of the shaft 16 and is engaged and disengageably locked to the back surface of the pedal 6 by the rotation of the shaft 16.

That is, as shown in FIGS. 5 and 6, if the lock knob 17 is rotated by 90 ° with a hand or foot and the locking piece 18 is rotated by 90 ° with respect to the stepped portion 7 of the pedal 6, it is free. The pedal 6 can swing. The stoppers C provided near the pedal 6 are provided at two positions corresponding to the pair of pedals 6 and 6.

To explain the method of use, as shown in FIG. 4, when the step portion 7 of the pedal 6 is pressed, the operating rod portion 8 abuts against the lower end of the pressing member 10 and pushes it up. Then, the upper end surface of the pressing member 10 comes into contact with the unlocking pin 9 of the gas spring A, the pin 9 at the tip of the rod 32 is pushed upward, the internal lock is released, and the top plate 1 is held by hand. It can be raised (or lowered) easily. Conversely, when the foot is released from the stepped portion 7 of the pedal 6, the elastic member 11 elastically urges the pressing member 10 downward, so that the upper end surface of the pressing member 10 separates from the pin 9 and returns to the original state. Return locked. (It is assumed that Stopper C is released.)

As described above, in the table of the present invention, the height of the top plate 1 can be adjusted, and the height of the top plate 1 can be adjusted according to the physique and the like so that work can be performed easily. Further, since a pair of pedals 6 and 6 are provided on the base portion 5 on the opposite side of 180 °, operators on both sides of the table can step the pedals 6 and 6 to bring the table to a desired height. Is possible.

[0020]

[Effect of the invention]

 Since the present invention is configured as described above, the following effects can be obtained.

(According to claims 1 and 2) Since the pair of lock release pedals 6 and 6 are provided on the base portion 5 opposite to each other by 180 °, any one of the persons located on both sides of the top plate 1 can: The height of the top plate 1 can be adjusted. For example, if a person with a disability using a wheelchair, etc., is on one side of the table and the wheelchair interferes with the operation of raising and lowering the top 1, the caregiver will instead use the pedal 6 from the other side. It is convenient for medical use because the top board 1 can be moved up and down by stepping on.

Since the stopper C is provided in the vicinity of the lock release pedal 6 (according to claim 3), when one or both pedals 6 and 6 are desired to be discontinued, the manual (foot movement) lock knob 17 is used. By rotating, the rocking of one or both pedals 6 can be easily prevented, which is safe.

In the unlocking pedal 6 (according to claim 4), since the step portion 7 constitutes a part of the outer peripheral wall of the base portion 5, the lock releasing pedal 6 is excellent in design and does not interfere with the design. Further, since the notch portion is formed at the tip of the operating rod portion 8 and the other tip is inserted and arranged, an eccentric load does not act on the pressing member 10 (without causing koze), and it is smooth. Can be unlocked. Further, the structure for swinging the pedals 6, 6 independently of each other is simple and has few failures.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an embodiment of the present invention.

FIG. 2 is a simplified plan view.

FIG. 3 is a sectional side view of a main part.

FIG. 4 is a cross-sectional side view of essential parts showing a usage state.

FIG. 5 is an enlarged sectional view of a main part.

FIG. 6 is an enlarged plan view of a simplified main part.

[Explanation of symbols]

 1 Top plate 2 Column part 3 Lifting outer cylinder body 4 Lower fixed inner cylinder body 5 Base part 6 Lock release pedal 7 Stepping part 8 Operation rod part 9 Lock release pin 10 Pushing member 11 Repulsion member 16 Shaft 17 Lock knob 18 Engagement Stopper 23 Upper wall A Gas spring with lock mechanism B Lock release mechanism C Pedal rocking prevention stopper

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Minoru Noguchi Minoru Noguchi 3-9 Nishiyumi, Yao-shi, Osaka Inside the Komura manufacturing company

Claims (4)

[Utility model registration claims] 1. A top plate 1, a vertically expandable / extendable column portion 2 for supporting the top plate 1, and a column portion 2 attached to a lower end of the column portion 2.
And a lock mechanism-equipped gas spring A provided inside the pillar portion 2 with the unlocking pin 9 facing downward. Further, the gas spring A is provided.
Lock release pedals 6 and 6 to release the locked state of
A table characterized in that a pair is provided on the opposite side of the base portion 5 by 180 °. 2. An extendable column portion 2 comprising a top plate 1, an elevating outer cylinder body 3 for supporting the top plate 1, and a lower fixed inner cylinder body 4.
A base portion 5 attached to the lower end of the fixed inner cylindrical body 4 of the pillar portion 2 to hold the pillar portion 2; and a lock provided inside the pillar portion 2 with the unlocking pin 9 facing downward. A gas spring A with a mechanism and a lock release mechanism B for releasing the locked state of the gas spring A are provided, and the lock release mechanism B presses the lock release pin 9 of the gas spring A with its upper end surface abutting. A member 10, a resilient member 11 that resiliently urges the pressing member 10 downward, and a lock release member that is provided on the base portion 5 and abuts the lower end surface of the pressing member 10 to push up the pressing member 10. A table having pedals 6 and 6, and a pair of the pedals 6 and 6 provided on the base portion 5 on the opposite side of 180 °. 3. A vertical shaft 16 rotatably attached to the upper wall 23 of the base 5, and a shaft 16 attached to the upper part of the shaft 16.
A lock knob 17 for rotating the shaft 16; and a locking piece 18 attached to the lower part of the shaft 16 and releasably locked to the rear surface side of the pedal 6 by the rotation of the shaft 16 for preventing the rocking of the pedal. The table according to claim 1, wherein the stopper C is provided near the pedal 6. 4. A pedal (6) forms a part of an outer peripheral wall of the base (5), and a pedal (7) projects from the step (7) into the inside of the base (5) and presses the pressing member (10) upward at its tip. And a pair of pedals 6 and 6 which are opposed to each other and are arranged such that the tips of the pair of pedals 8 and 8 facing each other are aligned directly below the pressing member 10 and are independent of each other. The table according to claim 2, wherein the table is swingable.