JP2020054670A - Stepless adjustment bush - Google Patents

Stepless adjustment bush Download PDF

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JP2020054670A
JP2020054670A JP2018187954A JP2018187954A JP2020054670A JP 2020054670 A JP2020054670 A JP 2020054670A JP 2018187954 A JP2018187954 A JP 2018187954A JP 2018187954 A JP2018187954 A JP 2018187954A JP 2020054670 A JP2020054670 A JP 2020054670A
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frame
cylindrical frame
resin molded
closing
soft resin
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JP7115952B2 (en
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和胤 星川
Kazutane Hoshikawa
和胤 星川
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Hoshipura KK
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Abstract

To provide a stepless adjustment bush that is a divided bush, can stably be fixed and held even if the force in an opening direction acts, and can be locked with one-touch action structurally.SOLUTION: A stepless adjustment bush is configured by: including a body frame 1 and an operation frame 2 capable of being locked to the body frame 1 in a hard resin molding part; having a cylinder frame 10 for supporting a strut in an upper side; having a second cylinder frame 100 for supporting the strut on a lower side part; having an opening hole 104 opened in the front side of the second cylinder frame 100; having a closing body 200 for closing an opening hole 104 in the operation frame 2; having a tongue part 207 in the front side of 2-operation rods 205, 206 pivoted with a second pivoting part 208, respectively, in the closing body 200; comprising a configuration being locked by pushing away the tongue 207 to a lower side, in the rear side of the operation rods 205, 206; and having a soft resin molding part where a portion is interpolated in a circumferential direction in the second cylinder frame 100 and the remainder is interpolated in the closing body in the circumferential direction.SELECTED DRAWING: Figure 1

Description

本発明は、棚板を保持することができ、無段階に高さ(位置)調節ができる無段階調整ブッシュに関するものである。   TECHNICAL FIELD The present invention relates to a stepless adjustment bush that can hold a shelf and can adjust the height (position) steplessly.

従来の無段階調整ブッシュは、特許文献1に開示されている様に、棚板の受け穴部の内面と、前記受け穴部に挿通する金属パイプの支柱の外面との間に嵌挿される硬質樹脂成型部である棚受けブッシュであって、
棚受けブッシュの内周面には、支柱に向けて突出するリブを設けずに、支柱の外面に対して摩擦力で止める軟質樹脂成型部を設けている。
As disclosed in Patent Document 1, a conventional stepless adjustment bush is a hard bush that is inserted between an inner surface of a receiving hole of a shelf plate and an outer surface of a column of a metal pipe inserted into the receiving hole. It is a shelf receiving bush which is a resin molded part,
The inner peripheral surface of the shelf receiving bush is not provided with a rib protruding toward the column, but is provided with a soft resin molded portion that is stopped by a frictional force with respect to the outer surface of the column.

従って、特許文献1によれば、支柱に棚板を取り付ける際には、棚板の受け穴部に支柱を嵌挿し、その際、半分割された棚受けブッシュを、棚板の受け穴部の内面と、前記受け穴部に挿通する支柱の外面との間に合わせて嵌挿すれば、棚受けブッシュ内周面の軟質樹脂成型部によって、支柱に向けて突出するリブを設けずに、支柱の外面に対して摩擦力で固定保持されて、簡単に取り付けられると記載されている。   Therefore, according to Patent Literature 1, when the shelf is attached to the support, the support is inserted into the receiving hole of the shelf, and at that time, the half-divided shelf receiving bush is inserted into the receiving hole of the shelf. If it is fitted and inserted between the inner surface and the outer surface of the column inserted into the receiving hole, the ribs protruding toward the column are not provided by the soft resin molding on the inner peripheral surface of the shelf receiving bush. It is described that it is fixed and held by frictional force to the outer surface and can be easily attached.

特開2012−100920号公報JP 2012-100920 A

しかし分割された棚受けブッシュは、実際に使用した場合、軟質樹脂成型部によって、支柱の外面に対して摩擦力で固定保持されるというものではなく、分割されたブッシュは軟質樹脂成型部による該摩擦力よりも、ブッシュ自体において開く方向の力が大きくなることから、必ずしも安定して固定保持できるというものではなかった。   However, when the divided shelf receiving bush is actually used, the divided bush is not fixed and held to the outer surface of the column by a frictional force by the soft resin molded portion. Since the force in the opening direction of the bush itself becomes larger than the frictional force, it cannot always be stably fixed and held.

しかも分割されたブッシュは、軟質樹脂成型部によって、簡単に取り付けられるものではなく、構造的にワンタッチで取り付けられる改良がどうしても必要となる。   In addition, the divided bush cannot be easily attached by the soft resin molded portion, and it is absolutely necessary to improve the structure so that the bush can be attached with a single touch.

本発明の課題は、分割されたブッシュであって、開く方向の力が作用しても安定して固定保持でき、構造的にワンタッチでロック可能な無段階調整ブッシュを提供する点にある。   An object of the present invention is to provide a stepless adjustable bush which is a divided bush, can be stably fixed and held even when a force in an opening direction acts, and can be structurally locked with one touch.

前記課題を達成するため、本発明は、
本体枠と、本体枠に対してロック可能な操作枠とを硬質樹脂成型部で備え、
前記本体枠は、
上側部において支柱を支持する円筒枠と、
前記円筒枠に比して大径であり、下側部で支柱を支持する第2円筒枠を有しており、
前記第2円筒枠の前側に、前記第2円筒枠の左側部から中間部を経て右側部に開口した開口穴を有し、
前記操作枠は、
前記開口穴を閉塞する閉塞体を有し、前記閉塞体の下側端部に前記閉塞体を開閉可能に軸支する軸支部を有し、前記閉塞体の右側部及び左側部にそれぞれ第2軸支部で軸支された2つの操作杆の前側に1つの舌状部を有し、前記操作杆の後側には前記開口穴の閉塞時において前記舌状部を下側に押しやることで、前記第2軸支部の回動により操作杆の後端部を移動させてロックする構成からなり、
軟質樹脂成型部は、
周方向に前記第2円筒枠内に一部が内挿されており、周方向に残部が前記閉塞体内に内挿されており、一部の軟質樹脂成型部と残部の軟質樹脂成型部で分割された軟質樹脂成型部となる無段階調整ブッシュである。
In order to achieve the above object, the present invention provides
Equipped with a main body frame and an operation frame that can be locked to the main body frame with a hard resin molded part,
The body frame,
A cylindrical frame that supports the struts in the upper part,
It has a second cylindrical frame that is larger in diameter than the cylindrical frame and supports the support on the lower side,
On the front side of the second cylindrical frame, there is an opening hole opened from the left side of the second cylindrical frame to the right side through the intermediate portion,
The operation frame is
A closing body for closing the opening hole, a lower end of the closing body has a shaft supporting portion for pivotally supporting the closing body so that the closing body can be opened and closed, and a second side is provided on each of a right side and a left side of the closing body. By having one tongue on the front side of the two operation rods supported by the shaft support, and pushing the tongue downward on the rear side of the operation rod when the opening hole is closed, The rear end of the operating rod is moved and locked by the rotation of the second pivot,
The soft resin molded part is
A part is inserted in the second cylindrical frame in the circumferential direction, and the remaining part is inserted in the closed body in the circumferential direction, and is divided into a part of the soft resin molded part and the remaining soft resin molded part. This is a stepless adjustment bush that becomes a soft resin molded part.

前記ロックは、限定されるものではないが、前記操作杆の後端部と前記第2円筒枠の上壁部が係脱可能であることが好ましい。   Although the lock is not limited, it is preferable that the rear end of the operation rod and the upper wall of the second cylindrical frame can be engaged and disengaged.

また、限定されるものではないが、前記操作杆の後端部は鉤状部であり、鉤状部が係脱可能な突起を前記第2円筒枠の上壁部に設けることで達成できる。   In addition, although not limited, the rear end of the operation rod is a hook-like portion, and this can be achieved by providing a protrusion on the upper wall of the second cylindrical frame to which the hook-like portion can be disengaged.

前記円筒枠は壁面に軸方向の縦スリットが入れられており、前記縦スリットはその開口端にいくに従って開口面積が大きくなるように構成すれば、なお好ましい。   It is more preferable that the cylindrical frame has an axial vertical slit formed in a wall surface, and the vertical slit is configured such that an opening area increases toward an opening end thereof.

前記軟質樹脂成型部の外周面は、前記第2円筒枠の内側を断面凹凸形状部にし、当該断面凹凸形状部に沿って形成していることが好ましいといえる。   It can be said that it is preferable that the outer peripheral surface of the soft resin molded portion is formed along the concave-convex section with the concave-convex section inside the second cylindrical frame.

本発明の調整ブッシュを用いれば、支柱を取り付けるにあたって、当該支柱を本調整ブッシュの円筒枠の下側開口部から内挿し、第2円筒枠を上側開口部に導出し、適当な長さに設定すると、その長さに応じて本調整ブッシュの閉塞体を開口穴に閉塞すると同時に、前記舌状部を下側に押しやることで、前記第2軸支部の回動により操作杆の後端部を移動させてワンタッチでロックすることができる。   With the use of the adjustment bush of the present invention, when mounting the support, the support is inserted through the lower opening of the cylindrical frame of the adjustment bush, the second cylindrical frame is led out to the upper opening, and is set to an appropriate length. Then, the closing body of the adjustment bush is closed in the opening hole according to the length, and at the same time, the tongue-shaped portion is pushed downward, so that the rear end of the operating rod is rotated by the rotation of the second shaft support. It can be moved and locked with one touch.

しかも本調整ブッシュは、軟質樹脂成型部の一部を周方向に前記第2円筒枠内に内設し、軟質樹脂成型部の残部を周方向に前記閉塞体内に内設しているので、分割された調整ブッシュで、開く方向の力が円周方向に作用しても、前記操作杆の後端部と前記第2円筒枠の上壁部が係脱可能である場合は、ロックが確定されているので、安定して固定保持できる。またその際、前記円筒枠は壁面に軸方向の縦スリットが入れられており、前記縦スリットはその開口端にいくに従って開口面積が大きくなるように構成すれば、本調整ブッシュは上側部の円筒枠と下側部の第2円筒枠の両側において確実にロックされる。   In addition, since the adjustment bush has a part of the soft resin molded part provided in the second cylindrical frame in the circumferential direction and the remaining part of the soft resin molded part provided in the closed body in the circumferential direction, it is divided. When the rear end of the operating rod and the upper wall of the second cylindrical frame can be disengaged even when a force in the opening direction acts in the circumferential direction, the lock is determined. So that it can be stably fixed and held. At this time, the cylindrical frame has an axial vertical slit formed in the wall surface, and the vertical slit is configured so that the opening area increases toward the opening end thereof. It is securely locked on both sides of the frame and the lower second cylindrical frame.

本発明の一実施形態を示すアンロック状態の斜視図である。It is a perspective view of an unlocked state showing one embodiment of the present invention. 図1における同実施形態のロック状態の斜視図である。FIG. 2 is a perspective view of the same embodiment in FIG. 1 in a locked state. ロック状態の同実施形態を示す左側面図である。It is a left side view showing the embodiment in the locked state. ロック状態の同実施形態を示す正面図である。It is a front view showing the embodiment in the locked state. ロック状態の同実施形態を示す右側面図である。It is a right side view showing the embodiment in the locked state. ロック状態の同実施形態を示す平面図である。It is a top view showing the embodiment in the locked state. ロック状態の同実施形態を示す底面図である。It is a bottom view showing the embodiment in a locked state. ロック状態の同実施形態を示す背面図である。It is a rear view showing the embodiment in a locked state. 操作枠を取り去った状態の本体枠の同実施形態を示す左側面図である。It is a left view which shows the same embodiment of the main body frame in the state which removed the operation frame. 同実施形態を示す正面図である。It is a front view showing the embodiment. 同実施形態を示す右側面図である。It is a right view which shows the same embodiment. 同実施形態を示す平面図である。It is a top view showing the embodiment. 同実施形態を示す底面図である。It is a bottom view showing the embodiment. 同実施形態を示す背面図である。It is a rear view showing the same embodiment. 第2円筒枠内に内挿された軟質樹脂成型部の一部を構成する同実施形態を示す平面図である。It is a top view which shows the same embodiment which comprises some soft resin molding parts inserted in the 2nd cylindrical frame. 同軟質樹脂成型部の同実施形態を示す底面図である。It is a bottom view showing the same embodiment of the same soft resin molding part. 同軟質樹脂成型部の同実施形態を示す背面図である。It is a rear view showing the same embodiment of the same soft resin molding part. 閉塞体の内部を構成する同軟質樹脂成型部の残部を構成する同実施形態を示す平面図である。It is a top view which shows the same embodiment which comprises the remainder of the same soft resin molding part which comprises the inside of a closure. 同実施形態を示す背面図である。It is a rear view showing the same embodiment.

図1は、本発明の無段階調整ブッシュの一実施形態におけるアンロック状態の斜視図である。図2は、図1における同実施形態のロック状態の斜視図である。
図1及び図2において、1は本体枠であり、2は本体枠1に対してロック可能な操作枠である。いずれも硬質樹脂成型部で構成されている。
FIG. 1 is a perspective view of an embodiment of the stepless adjustment bush of the present invention in an unlocked state. FIG. 2 is a perspective view of the same embodiment in FIG. 1 in a locked state.
1 and 2, reference numeral 1 denotes a main body frame, and 2 denotes an operation frame that can be locked to the main body frame 1. Each is composed of a hard resin molded part.

前記本体枠1は、円筒枠10と第2円筒枠100を有している。円筒枠10は上側部において支柱を支持しているが、第2円筒枠100は下側部において支柱を支持している。第2円筒枠100は円筒枠10に比して大径である。   The main body frame 1 has a cylindrical frame 10 and a second cylindrical frame 100. The cylindrical frame 10 supports the columns at the upper side, while the second cylindrical frame 100 supports the columns at the lower side. The second cylindrical frame 100 has a larger diameter than the cylindrical frame 10.

図1及び図2並びに図4−1乃至図4−6において、前記第2円筒枠100の前側には、前記第2円筒枠100の左側部101から中間部102を経て右側部103に開口した開口穴104を有している。   In FIGS. 1 and 2 and FIGS. 4-1 to 4-6, the front side of the second cylindrical frame 100 is opened from the left side 101 of the second cylindrical frame 100 to the right side 103 via the intermediate part 102. It has an opening hole 104.

一方、図1及び図2及び図3−1乃至図3−6において、前記操作枠2は、前記第2円筒枠100の開口穴104を閉塞する閉塞体200を有し、前記閉塞体200の下側端部201に前記閉塞体を開閉可能に軸支する軸支部202を有している。前記閉塞体200の右側部203及び左側部204にはそれぞれ第2軸支部208で軸支された2つの操作杆205、206の前側に1つの舌状部207を有している。前記操作杆205、206の後側には前記開口穴104の閉塞時において前記舌状部207を下側に押しやることで、前記第2軸支部208の回動により操作杆205、206の後端部209、210を移動させてロックする構成からなっている。   On the other hand, in FIGS. 1 and 2 and FIGS. 3-1 to 3-6, the operation frame 2 has a closing body 200 for closing the opening hole 104 of the second cylindrical frame 100. A lower end portion 201 has a shaft support portion 202 for supporting the closing body so as to be openable and closable. The right side 203 and the left side 204 of the closing body 200 each have one tongue 207 on the front side of two operating rods 205 and 206 that are supported by a second support 208. The rear ends of the operating rods 205 and 206 are pressed by pushing the tongue 207 downward when the opening hole 104 is closed, thereby rotating the second shaft support 208. The parts 209 and 210 are moved and locked.

ロックは、図1及び図2及び図3−1乃至図3−6において、前記操作杆205、206の後端部209、210と前記第2円筒枠100の上壁部105との間で係脱可能に達成される。具体的には前記操作杆205、206の後端部209、210は鉤状部211、212であり、前記円筒枠10は壁面に軸方向の縦スリット11、12が入れられている。前記縦スリット11、12は下部開口端13から上部開口端14にいくに従って開口面積が大きくなっている。しかも縦スリット11、12は180°対向して設けられている。   The lock is engaged between the rear end portions 209 and 210 of the operation rods 205 and 206 and the upper wall portion 105 of the second cylindrical frame 100 in FIGS. 1 and 2 and FIGS. 3-1 to 3-6. Achieved detachably. Specifically, the rear ends 209 and 210 of the operating rods 205 and 206 are hook-shaped parts 211 and 212, and the cylindrical frame 10 has longitudinal slits 11 and 12 in the axial direction on the wall surface. The opening areas of the vertical slits 11 and 12 increase from the lower opening end 13 to the upper opening end 14. Moreover, the vertical slits 11 and 12 are provided so as to face each other by 180 °.

一方、軟質樹脂成型部300は、図3−1乃至図3−5に示す様に、断面周方向に前記第2円筒枠100内に一部301が内挿されており、周方向に残部302が前記閉塞体200内に内挿されている。従って、一部301の軟質樹脂成型部300と残部302の軟質樹脂成型部300に分割された軟質樹脂となる。 On the other hand, as shown in FIGS. 3-1 to 3-5, the soft resin molded part 300 has a part 301 inserted in the second cylindrical frame 100 in the circumferential direction of the cross section and the remaining part 302 in the circumferential direction. Are inserted in the closing body 200. Therefore, the soft resin is divided into the soft resin molded part 300 of the part 301 and the soft resin molded part 300 of the remaining part 302.

従って、本発明の調整ブッシュを用いれば、支柱を取り付けるにあたって、図1及び図2に示す様に、当該支柱を本調整ブッシュの第2円筒枠100の下側開口部1Aから内挿し、円筒枠10を経て上側開口部1Bから導出し、適当な長さに設定すると、その長さに応じて本調整ブッシュの閉塞体200を開口穴104に閉塞すると同時に、前記舌状部207を下側に押しやることで、前記第2軸支部208の回動により操作杆205、206の後端部209、210を移動させてワンタッチでロックすることができる。 Therefore, by using the adjustment bush of the present invention, when mounting the support, the support is inserted from the lower opening 1A of the second cylindrical frame 100 of the adjustment bush as shown in FIGS. 10 and is set to an appropriate length, the closing body 200 of the adjusting bush is closed in the opening hole 104 according to the length, and at the same time, the tongue 207 is moved downward. By pushing, the rear ends 209 and 210 of the operating rods 205 and 206 can be moved by the rotation of the second shaft support 208 and locked with one touch.

因って、本調整ブッシュは、軟質樹脂成型部の一部301を周方向に前記第2円筒枠100内に内設し、軟質樹脂成型部の残部302を周方向に前記閉塞体200内に内設しているので、分割された調整ブッシュで、開く方向の力が円周方向に作用しても、前記操作杆205、206の後端部209、210と前記第2円筒枠100の上壁部105が係脱可能である場合は、ロックが確定されているので、安定して固定保持できる。またその際、前記円筒枠10は壁面に軸方向の縦スリット11、12が入れられており、前記縦スリット11、12は下部開口端13から上部開口端14にいくに従って開口面積が大きくなるように構成すれば、本調整ブッシュは上側部の円筒枠10と下側部の第2円筒枠100の両側において確実にロックされる。 Therefore, in this adjustment bush, a part 301 of the soft resin molded part is provided in the second cylindrical frame 100 in the circumferential direction, and the remaining part 302 of the soft resin molded part is provided in the closed body 200 in the circumferential direction. Since it is provided internally, even if the force in the opening direction acts in the circumferential direction by the divided adjustment bush, the rear ends 209 and 210 of the operating rods 205 and 206 and the second cylindrical frame 100 When the wall portion 105 can be disengaged, the lock is fixed, so that the wall portion 105 can be stably fixed and held. At this time, the cylindrical frame 10 has axial vertical slits 11 and 12 formed in the wall surface, and the vertical slits 11 and 12 have an opening area that increases from the lower opening end 13 to the upper opening end 14. In this configuration, the adjustment bush is securely locked on both sides of the upper cylindrical frame 10 and the lower second cylindrical frame 100.

本発明は前記実施例に限定されるものではない。例えば前記操作杆205、206の後端部209、210は鉤状部211、212であり、しかも鉤状部211、212が係脱可能な突起213、214を前記第2円筒枠100の上壁部105に設けている構成であるが、要するに前記操作杆205の後端部209、210と前記第2円筒枠100の上壁部105が係脱可能であれば差し支えない。 The present invention is not limited to the above embodiment. For example, the rear ends 209 and 210 of the operating rods 205 and 206 are hook-shaped portions 211 and 212, and the hooks 211 and 212 can be engaged and disengaged with protrusions 213 and 214 on the upper wall of the second cylindrical frame 100. Although the configuration is provided in the portion 105, in short, the rear end portions 209 and 210 of the operating rod 205 and the upper wall portion 105 of the second cylindrical frame 100 can be disengaged.

また例えば前記円筒枠10は壁面に軸方向の縦スリット11、12が入れられているが、縦スリット11、12を形成していなくても差し支えない。また縦スリット11、12の下部開口端から上部開口端にいくに従って開口面積を大きくしなくても差し支えない。 Also, for example, the cylindrical frame 10 has axial slits 11 and 12 formed in the wall surface, but the vertical slits 11 and 12 may not be formed. Also, the opening area does not have to be increased from the lower opening end of the vertical slits 11 and 12 to the upper opening end.

前記第2円筒枠100の後側を断面凹凸形状部にしており、当該断面凹凸形状部に沿って前記軟質樹脂成型部外周面を形成しているが、前記第2円筒枠100の後側を断面凹凸形状部にしなくても差し支えない。しかし前記第2円筒枠100の後側を断面凹凸形状部とすると、周方向の力が作用しても、前記軟質樹脂成型部300は定位置に固定される。   The rear side of the second cylindrical frame 100 has an uneven portion in cross section, and the outer peripheral surface of the soft resin molded portion is formed along the uneven portion in cross section. It does not matter even if the cross section is not formed in an uneven shape. However, assuming that the rear side of the second cylindrical frame 100 is a concave-convex section, the soft resin molded part 300 is fixed at a fixed position even when a circumferential force acts.

本発明の調整ブッシュは、支柱を取り付けるにあたって、当該支柱を本調整ブッシュの円筒枠の下側開口部から内挿し、第2円筒枠を上側開口部に導出し、適当な長さに設定すると、その長さに応じて本調整ブッシュの閉塞体を開口穴に閉塞すると同時に、前記舌状部を下側に押しやることで、前記第2軸支部の回動により操作杆の後端部を移動させてワンタッチでロックすることができる。 The adjusting bush of the present invention, when mounting a support, inserts the support from the lower opening of the cylindrical frame of the present adjustment bush, leads the second cylindrical frame to the upper opening, and sets it to an appropriate length. By closing the closing body of the adjustment bush in the opening hole according to the length and simultaneously pushing the tongue downward, the rear end of the operating rod is moved by the rotation of the second shaft support. Can be locked with one touch.

しかも本調整ブッシュは、軟質樹脂成型部の一部を周方向に前記第2円筒枠内に内設し、軟質樹脂成型部の残部を周方向に前記閉塞体内に内設しているので、分割された調整ブッシュで、開く方向の力が円周方向に作用しても、前記操作杆の後端部と前記第2円筒枠の上壁部が係脱可能である場合は、ロックが確定されているので、安定して固定保持できる。またその際、前記円筒枠は壁面に軸方向の縦スリットが入れられており、前記縦スリットはその開口端にいくに従って開口面積が大きくなるように構成すれば、本調整ブッシュは上側部の円筒枠と下側部の第2円筒枠の両側において確実にロックされる。   In addition, since the adjustment bush has a part of the soft resin molded part provided in the second cylindrical frame in the circumferential direction and the remaining part of the soft resin molded part provided in the closed body in the circumferential direction, it is divided. When the rear end of the operating rod and the upper wall of the second cylindrical frame can be disengaged even when a force in the opening direction acts in the circumferential direction, the lock is determined. So that it can be stably fixed and held. At this time, the cylindrical frame has an axial vertical slit formed in the wall surface, and the vertical slit is configured so that the opening area increases toward the opening end thereof. It is securely locked on both sides of the frame and the lower second cylindrical frame.

1 本体枠
10 円筒枠
11 縦スリット
12 縦スリット
13 下部開口端
14 上部開口端
100 第2円筒枠
101 左側部
102 中間部
103 右側部
104 開口穴
105 上壁部
200 閉塞体
201 下側端部
202 軸支部
205 操作杆
206 操作杆
207 舌状部
208 第2軸支部
209 後端部
210 後端部
211 鉤状部
212 鉤状部
300 軟質樹脂成型部
301 一部
302 残部
DESCRIPTION OF SYMBOLS 1 Main body frame 10 Cylindrical frame 11 Vertical slit 12 Vertical slit 13 Lower open end 14 Upper open end 100 2nd cylindrical frame 101 Left part 102 Middle part 103 Right part 104 Opening hole 105 Upper wall part 200 Closure body 201 Lower end part 202 Shaft support 205 Operating rod 206 Operating rod 207 Tongue 208 Second shaft support 209 Rear end 210 Rear end 211 Hook 212 Hook 300 Soft resin molding 301 Part 302 Remaining

Claims (5)

本体枠と、本体枠に対してロック可能な操作枠とを硬質樹脂成型部で備え、
前記本体枠は、
上側部において支柱を支持する円筒枠と、
前記円筒枠に比して大径であり、下側部で支柱を支持する第2円筒枠を連結して有し、
前記第2円筒枠の前側に、前記第2円筒枠の左側部から中間部を経て右側部に開口した開口穴を有し、
前記操作枠は、
前記開口穴を閉塞する閉塞体を有し、前記閉塞体の下側端部に前記閉塞体を開閉可能に軸支する軸支部を有し、前記閉塞体の右側部及び左側部にそれぞれ第2軸支部で軸支された2つの操作杆の前側に舌状部を有し、前記操作杆の後側には前記開口穴の閉塞時において前記舌状部を下側に押しやることで、前記第2軸支部の回動により操作杆の後端部を移動させてロックする構成からなり、
軟質樹脂成型部は周方向に前記第2円筒枠内に一部が内挿されており、周方向に残部が前記閉塞体内に内挿されており、一部の軟質樹脂成型部と残部の軟質樹脂成型部で分割された軟質樹脂成型部となる無段階調整ブッシュ。
Equipped with a main body frame and an operation frame that can be locked to the main body frame with a hard resin molded part,
The body frame,
A cylindrical frame that supports the struts in the upper part,
It has a larger diameter than the cylindrical frame, and has a second cylindrical frame connected to support the pillar at the lower side,
On the front side of the second cylindrical frame, there is an opening hole opened from the left side of the second cylindrical frame to the right side through the intermediate portion,
The operation frame is
A closing body for closing the opening hole, a lower end of the closing body has a shaft supporting portion for pivotally supporting the closing body so that the closing body can be opened and closed, and a second side is provided on each of a right side and a left side of the closing body. A tongue-shaped portion is provided on the front side of the two operation rods pivotally supported by the shaft support portion, and the rear side of the operation rod is pushed downward by closing the tongue-shaped portion at the time of closing the opening hole. The rear end of the operating rod is moved and locked by the rotation of the biaxial support,
The soft resin molded part is partially inserted in the second cylindrical frame in the circumferential direction, the remaining part is inserted in the closed body in the circumferential direction, and the soft resin molded part and the soft part of the remaining part are inserted in the closed body. A stepless adjustment bush that becomes a soft resin molded part divided by a resin molded part.
前記ロックは、前記操作杆の後端部と前記第2円筒枠の上壁部が係脱可能である請求項1記載の無段階調整ブッシュ。   The stepless adjustment bush according to claim 1, wherein the lock is configured such that a rear end of the operation rod and an upper wall of the second cylindrical frame are detachable. 前記操作杆の後端部は鉤状部であり、鉤状部が係脱可能な突起を前記第2円筒枠の上壁部に設けた請求項2記載の無段階調整ブッシュ。   3. The stepless adjustment bush according to claim 2, wherein a rear end of the operating rod is a hook-shaped portion, and a protrusion that allows the hook-shaped portion to be disengaged is provided on an upper wall portion of the second cylindrical frame. 前記円筒枠は壁面に軸方向の縦スリットが入れられており、前記縦スリットは下部開口端から上部開口端にいくに従って開口面積が大きい請求項1乃至3のいずれかの項に記載の無段階調整ブッシュ。   The stepless cylinder according to any one of claims 1 to 3, wherein the cylindrical frame has an axial vertical slit in a wall surface, and the vertical slit has an opening area that increases from a lower opening end to an upper opening end. Adjustment bush. 前記第2円筒枠の後側を断面凹凸形状部にしており、当該断面凹凸形状部に沿って前記軟質樹脂成型部外周面を形成している請求項1乃至4のいずれかの項に記載の無段階調整ブッシュ。

5. The method according to claim 1, wherein a rear side of the second cylindrical frame has a concave-convex section, and the outer peripheral surface of the soft resin molded section is formed along the concave-convex section. 6. Stepless adjustment bush.

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JPS60189226U (en) * 1984-05-25 1985-12-14 金沢 輝明 Shelf fixing structure for flower racks, etc.
JPS6430029U (en) * 1987-08-18 1989-02-23
JPH11507582A (en) * 1995-06-15 1999-07-06 メトロ インダストリーズ,インコーポレーテッド Support system with rapidly adjustable support assembly
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Publication number Priority date Publication date Assignee Title
JPS60189226U (en) * 1984-05-25 1985-12-14 金沢 輝明 Shelf fixing structure for flower racks, etc.
JPS6430029U (en) * 1987-08-18 1989-02-23
JPH11507582A (en) * 1995-06-15 1999-07-06 メトロ インダストリーズ,インコーポレーテッド Support system with rapidly adjustable support assembly
US20170065078A1 (en) * 2015-09-04 2017-03-09 Pro-Mart Industries, Inc. Shelving connector

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