JP2009142466A - Telescopic pole stand - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a telescopic pole stand having good workability, which makes it possible to easily recognize a locked condition. <P>SOLUTION: The telescopic pole stand comprises a metallic sliding member 3 provided with engaging holes 32 along a length direction, a base member 2 in which the sliding member 3 is slidably inserted from the upper part, and an engaging member 4 which is slidably attached to the sliding member 3 and which has an engaging projection 41 engaged with one of the engaging holes 32 and an engaging part 45 butted against the upper part of the base member 2. The engaging projection 41 of the engaging member 4 is provided on a tongue part 42 that is inserted to the base member 2. A magnetic body 46 is provided on the tongue part 42 for biasing the engaging projection 41 toward the engaging hole 32. When the engaging member 4 is positioned in an engaging position with respect to the engaging hole 32, the engaging projection 41 is fixed by the magnetic body 46 in a condition of engagement with the engaging hole 32. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a telescopic support stand applied to a display fixture such as a hanger stand or a hanger rack used in a store or the like.

  The telescopic column stand used for display fixtures, etc. has a base column arranged on the lower side, a slide column that is slidably inserted into the upper end of this base column, and a support that holds the slide column with an arbitrary insertion length It is composed of ingredients. This support has a screw part that is screwed in a direction substantially perpendicular to the base column on the side surface of the upper end of the base column, and the tip of the screw is configured to press the slide column against the inner surface of the base column. It has been.

  The telescopic column stand configured in this way has poor workability because it requires a screw tightening operation during telescopic work. There is also a problem that load resistance is poor.

  In order to solve the above problems, various telescopic support stands have been proposed. For example, Patent Document 1 discloses a telescopic support column as shown in FIGS. 7 and 8. As shown in FIGS. 7 and 8, the telescopic column has a base column 110 formed in a hollow cylinder and a plurality of locking holes 121 in the longitudinal direction of the front surface or the back surface. The slide column 120 is slidably inserted, and the support 130 supports the slide column 120 with a desired insertion length. The support 130 is inserted into the slide column 120 and supported by the upper end of the base column 110. In addition, a locking piece 132 that locks with the upper edge of the locking hole 121 of the slide column 120 while being supported by the upper end of the base column 110, and a locking hole 121 that is spaced from the upper end of the base column 110. And an engaging portion 133 that can be engaged with the lower edge.

The telescopic column 100 is configured to insert the support 130 into the slide column 120 and support it at the upper end of the base column 110, and to lock the locking piece 132 to the upper edge of the arbitrary locking hole 121 of the slide column 120. Thus, the insertion length of the slide column 120 is maintained at a predetermined length, and an engaging portion 133 that can be engaged with the lower edge of the locking hole 121 of the slide column 120 is provided. When the length is adjusted, the support tool 130 is hooked in an arbitrary locking hole 121 so that the support tool 130 can be positioned.
JP 2005-66191 A

  The telescopic support described in Patent Document 1 has the following problems. That is, in the support tool 130 in the above-mentioned telescopic column, the state in which the locking piece 132 is hooked on the engaging portion 133 with respect to the slide column 120 is a state in which the height adjustment position is determined. Then, by lowering the slide column 120 into the base column 110, the upper side of the locking piece 132 contacts and is fixed to the upper side of the locking hole 121. It is comprised so that force may be added to a locking direction with the force added to.

  In such a configuration, first, the locking piece 132 of the support tool 130 is hooked on the locking portion 133 of the slide column 120 until the lock tool is brought into a locked state. It is in a temporarily fixed state due to its own weight and is very unstable. For this reason, there is a possibility that the support tool 130 may come off the locking hole 121 and fall due to light shaking or impact during handling, which is accompanied by danger.

  In addition, the operation of attaching the locking piece 132 of the support tool 130 to the locking portion 133 of the slide column 120 is performed by the locking portion 133 of the support tool 130 for a person who has not performed much mounting work such as a store clerk. It is difficult to understand whether it is securely attached to the engaging portion 133 of the engaging hole 121, and there is a risk of dropping or the like if the attachment is incomplete.

  Therefore, the present invention has been made in view of the above-described conventional problems, and an object of the present invention is to provide a telescopic support stand that can easily check the locked state and has good workability.

  The telescopic stand of the present invention includes a metal slide member provided with a plurality of locking holes along the length direction, a base member into which the slide member is slidably inserted from above, and a slide on the slide member. An engagement member that is movably mounted and has an engagement protrusion that engages with the engagement hole and an engagement portion that contacts the upper portion of the base member, and the engagement protrusion of the engagement member And the engaging member is mounted such that the engaging protrusion is swingable in the engaging direction and the separating direction of the locking hole. A magnetic body that urges the engaging protrusion in the direction of the locking hole is provided in the engaging member, and when the engaging member is positioned at a locking position with respect to the locking hole, the magnetic body The engaging protrusion of the engaging member is fixed in a state of being engaged with the locking hole. That.

  A resin spigot member having a hole portion into which the slide member is inserted may be attached to the upper portion of the base member.

  Furthermore, it is good to form the accommodation recess which accommodates the tongue piece part of the said engagement member in the said spigot member.

  The present invention can be easily maintained in the locked state by simply moving the slide member along the slide member to the locking hole for restricting the engagement member at a predetermined height. And a slide member can be attached and fixed to a base member only by inserting the slide member with which the engaging member was mounted | worn in a base member. For this reason, it is possible to easily adjust the height of the slide member even if the work experience is not boring.

  Furthermore, this invention is a state where the engaging member is attached to the slide member by the magnetic body provided on the engaging member, and the engaging member is not likely to fall from the slide member unless a force is intentionally applied. Loss or the like due to dropping of the engaging member can be prevented.

  Moreover, the tongue piece portion of the engagement member is accommodated by attaching a resin-made spigot member having a hole portion into which the slide member is inserted into the upper portion of the base member and an accommodation recess for accommodating the tongue piece portion of the engagement member. The engaging part including the tongue piece part is hidden in the spigot member, entering the recess, and the sliding member is securely attached and fixed to the base member at a predetermined height without detaching the engaging protrusion and the locking hole. The Further, the engaging portion including the tongue piece portion is hidden in the spigot member 5, so that the appearance is improved.

  Embodiments of the present invention will be described in detail with reference to the drawings. In the drawings, the same or corresponding parts are denoted by the same reference numerals, and the description thereof will not be repeated in order to avoid duplication of description.

  FIG. 1 is a perspective view showing an embodiment of the telescopic support stand of the present invention, and FIG. 2 is a side view thereof. As shown in FIGS. 1 and 2, the telescopic column stand of the present invention includes a base 1, a base member 2, a metal slide member 3, and an engagement member 4.

  The base table 1 is formed of, for example, a plate-shaped member obtained by applying chrome plating to iron, and a hollow square columnar base member 2 is fixed to the rear end portion of the base table 1. The base member 2 is formed of, for example, a hollow rectangular column obtained by applying chrome plating to iron, and is fixed to the base table 1 by welding or the like. In this embodiment, the base member 2 is formed of a square pipe of 14 × 14 mm.

  A metal slide member 3 is slidably inserted into the hollow portion of the base member 2. The slide member 3 is formed of, for example, a square member obtained by applying chrome plating to iron, and in this embodiment, an arm portion 31 on which a hanger or the like is hung is provided at the tip portion. In this embodiment, the slide member 3 is formed of 3 × 9 mm square material.

  The slide member 3 is provided with a plurality of locking holes 32 along the length direction for defining the height of expansion and contraction. In this embodiment, as shown in FIG. 2, a plurality of locking holes 32 are provided so that they can expand and contract from a height of 500 mm (A in the drawing) to a height of 350 mm (B in the drawing).

  A resin engagement member 4 is attached to the slide member 3 to keep the slide member 3 from being lowered and to keep the insertion length of the slide member 3 into the base member 2 constant.

  FIG. 3 is a cross-sectional view showing an engaging member used in the embodiment of the present invention, and FIG. 4 is a perspective view showing a state in which the slide member mounted with the engaging member in the embodiment of the present invention is mounted on the base member. FIG. 5 is a cross-sectional view showing a state where the slide member with the engagement member according to the embodiment of the present invention is attached to the base member.

  As shown in FIG. 3, the engaging member 4 is formed with an insertion hole 43 to be fitted into the slide member 3 so as to be slidably mounted on the slide member 3. An engagement protrusion 41 that engages with the engagement hole 32 provided in the slide member 3 and an engagement portion 45 that contacts the upper portion of the base member 3 are provided. The engaging protrusion 41 is provided on the tongue piece portion 42 inserted into the upper portion of the base member 3.

  The insertion hole 43 of the engagement member 4 is provided with a tapered surface 43a that extends downward from above. With this taper surface 43 a, the engaging member 4 is inserted into the slide member 3, and the engaging projection 41 moves away from the locking hole 32 of the slide member 3 by pushing the knob 44 of the engaging member 4. (Oscillate). A magnetic body 46 is attached in the tongue piece 42 on the back side of the engaging protrusion 41. The engaging member 4 is biased (pulled) in the direction of the slide member 3 by the magnetic force of the magnetic body 46, and when no force is applied to the knob 44, the engaging member 4 is attached to the slide member 3. become. When the finger or the like is removed from the knob 44 with the locking hole 32 of the slide member 3 and the engagement protrusion 41 of the engagement member 4 facing each other, the engagement protrusion 41 is slid by the magnetic force of the magnetic body 46. The member 3 swings in the direction of the locking hole 32, and the engaging protrusion 41 enters the locking hole 32 and is engaged and fixed.

  Even when the engagement hole 32 and the engagement protrusion 41 are not engaged, the engagement member 4 is inserted into the slide member 3 and no force is applied to the knob 44 with a finger or the like. The engaging member 4 is attached to the slide member 3 and temporarily fixed by the magnetic body 46. For this reason, there is no possibility that the engaging member 4 will drop from the slide member 3 unless a force is intentionally applied, and loss due to the dropping of the engaging member 4 can be prevented.

  In this embodiment, a resin inlay member 5 that accommodates the engaging member 4 and the slide member 3 is inserted and fixed to the upper portion of the base member 2.

  As shown in FIG. 6, the resin spigot member 5 includes an insertion hole 52 that slidably supports the inserted slide member 3 and an accommodation recess 51 into which the tongue piece portion 42 of the engagement member 4 is inserted. Is provided.

  As shown in FIG. 5A, the engagement protrusion 41 is engaged with the engagement hole 32 corresponding to the predetermined height position of the slide member 3, and the engagement member 4 is fixed to the slide member 3. At this time, when the engagement protrusion 41 of the engagement member 4 is moved to the engagement hole 32 at a predetermined position of the slide member 3, the engagement member 4 sticks to the slide member 3 due to the magnetic force of the magnetic body 46, and safety is achieved. Is kept in a locked state. Then, the slide member 3 is inserted into the base member 2 with the positions of the insertion hole 52 of the spigot member 5 and the housing recess 51 aligned, and the slide member 3 is attached to the base member 2.

  As shown in FIG. 5B, when the slide member 3 is attached to the base member 2, the upper surface portion 53 of the spigot member 5 and the locking portion 45 of the engagement member 4 come into contact with each other, and the slide member 3 is lowered. And the insertion length of the slide member 3 into the base member 2 is kept constant. At this time, as shown in FIG. 5B, the tongue piece portion 42 of the engagement member 4 enters the receiving recess 51, and the engagement portion including the tongue piece portion 42 is hidden in the inner member 5, The slide member 3 is securely attached and fixed to the base member 2 at a predetermined height without the mating protrusion 41 and the locking hole 32 being detached.

  Further, the engaging portion including the tongue piece portion 42 is hidden in the spigot member 5, so that the appearance is improved.

  As described above, the telescopic support stand of the present invention is simply locked to the slide member 3 by simply moving the engagement member 4 along the slide member 3 to the locking hole 32 for regulating the predetermined height. Can be maintained. The slide member 2 can be attached and fixed to the base member 3 simply by inserting the slide member 3 to which the engagement member 4 is attached into the spigot member 5 attached to the base member 2. For this reason, the height of the slide member 3 can be easily adjusted without boring work experience.

  FIG. 6 is a cross-sectional view showing a state in which the engagement member according to the embodiment of the present invention is attached to the slide member by process.

  As shown in FIG. 6A, the tongue piece 42 of the engaging member 4 is positioned below the slide member 3 in the downward direction, and the engaging member 4 is moved in the direction of the arrow in the figure. When the engaging member 4 is inserted into the slide member 3, the state shown in FIG.

  If the engaging member 4 is moved in the direction of the arrow in this state, the engaging protrusion 41 becomes in the way, so as shown in FIG. A force is applied in the separating direction to swing the engaging member 4, and the engaging protrusion 41 is separated from the slide member 3.

  As shown in (D), the locking member 4 is moved to the position of the predetermined locking hole 32 of the slide member 3 in this state. When the position of the predetermined locking hole 32 is reached, as shown in FIG. 5E, the slide member 3 is inserted into the insertion hole 43 up to the locking hole 32 of the sliding member 3 at the predetermined position. The engaging member 4 is moved. When the finger or the like is removed from the knob 44 with the locking hole 32 of the slide member 3 and the engagement protrusion 41 of the engagement member 4 facing each other, the engagement protrusion 41 is slid by the magnetic force of the magnetic body 46. The member 3 swings (moves) in the direction of the locking hole 32, and the engaging protrusion 41 enters the locking hole 32 to be engaged and fixed.

In this way, the engaging member 4 is fixed to the slide member 3. Thereafter, as described above, the slide member 3 is inserted into the base member 2 with the insertion hole 52 of the spigot member 5 and the accommodation recess 51 aligned, and the upper surface portion 53 of the spigot member 5 and the engagement member 4 are locked. By the contact with the portion 45, the insertion length of the slide member 3 into the base member 2 is kept constant.
Is done.

  The material of the resin of the engaging member 4 and the spigot member 5 described above is not particularly limited, and a material or a material corresponding to a required strength may be used.

  The embodiment disclosed this time should be considered as illustrative in all points and not restrictive. The scope of the present invention is shown not by the above description of the embodiments but by the scope of claims for patent, and is intended to include meanings equivalent to the scope of claims for patent and all modifications within the scope.

It is a perspective view which shows embodiment of the expansion-contraction support | pillar stand of this invention. It is a side view which shows embodiment of the expansion-contraction support | pillar stand of this invention. It is sectional drawing which shows the engaging member used for embodiment of this invention. It is a perspective view which shows the state which mounts | wears with the slide member which mounted | wore the engaging member in embodiment of this invention to a base member. It is sectional drawing which shows the state which mounts | wears with the slide member which mounted | worn the engaging member in embodiment of this invention to a base member. It is sectional drawing which shows the state which mounts the engaging member in embodiment of this invention to a slide member according to a process. It is a perspective view which shows the conventional expansion-contraction support | pillar. It is sectional drawing which shows the conventional expansion-contraction support | pillar.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Base stand, 2 Base member, 3 Slide member, 4 Engagement member 5 Resin inlay member, 32 Locking hole, 41 Engagement protrusion, 42 Tongue piece part, 46 Magnetic body.

Claims (3)

A metal slide member provided with a plurality of locking holes along the length direction, a base member into which the slide member is slidably inserted from above, a slidably mounted on the slide member and the And an engaging member having an engaging protrusion engaging with the engaging hole and an engaging member contacting the upper part of the base member, and the engaging protrusion of the engaging member is an upper part of the base member. The engaging member is mounted on the tongue piece portion inserted into the engaging member so that the engaging protrusion is swingable in the engaging direction and the separating direction of the locking hole, and the engaging protrusion is engaged with the engaging member. When the engaging member is provided with a magnetic body that urges in the direction of the stop hole, and the engaging member is positioned at the locking position with respect to the locking hole, the engaging protrusion of the engaging member is caused by the magnetic body A telescopic support stand characterized by being fixed in a state of being engaged with a locking hole. The telescopic support stand according to claim 1, wherein a resin spigot member having a hole portion into which a slide member is inserted is attached to an upper portion of the base member. The telescopic support stand according to claim 2, wherein an accommodation recess for accommodating a tongue piece portion of the engaging member is formed in the inlay member.