JP2014171510A - Umbrella runner - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an umbrella runner capable of easily and efficiently assembling umbrella ribs in a short period of time.SOLUTION: A runner body 10 is unevenly formed so that protrusion parts 12 and recess parts 120 are mutually arranged at angular intervals along a circumferential direction, and clamp blocks 14 are provided on the recess parts 120 so that umbrella ribs 400 with the protrusion parts 12 can be held and located by both side parts thereof. On an opposing first side wall 121 and a second side wall 141 of each facing protrusion 12 and clamp block 14, a first engaging part 132 and a second engaging part 143 are unevenly provided so as to engage with each other, and a slot 145 extended along an axial direction is provided between both side parts 142 and 145 where the second engaging part 143 of the clamp block 14 is provided.

Description

  The present invention relates to an umbrella wheel.

  Conventionally, the upper and lower crosspieces of the umbrella include a longitudinal groove extending along a longitudinal direction, which is a direction in which the middle stick extends long, for receiving the base end of the middle bone side of the main bone and the receiving bone of the umbrella bone, and the longitudinal groove. An outer circumferential groove that crosses the groove is formed. A pivotal support hole is formed at the base end of the master bone and the receiving bone, and the converging hole is wound around the outer circumferential groove while inserting a converging member using a wire such as a wire, and both ends of the converging member are twisted. By combining them into a ring shape, the main bone and the receiving bone are converged on the scissors and the runner so that they can be opened and closed (see, for example, Patent Document 1).

  In conventional umbrellas, the twisted end of the wire can be accommodated in a separate housing groove or cap to avoid problems such as loosening. As a result, the wire may be exposed and the finger may be injured at the cutting edge, or clothing and umbrella cloth may be caught and damaged.

  In an example of an umbrella that solves the above-mentioned conventional problems, the focusing ring is bent at both ends and inserted into the corresponding pivotal support holes of the main bone and the receiving bone, and is inserted into the corresponding longitudinal groove and attached to the outer circumferential groove. The fixing cap is screwed to the potter's wheel, so that the parent bone and the receiving bone are pivotably connected to the corresponding potter's wheel, and the bent ends of the focusing ring are fixed in the potter's wheel without being exposed. (For example, refer to Patent Document 2).

Taiwan registered utility model No. M402630 specification Taiwan Patent No. I365729 Specification

  In the above-mentioned conventional umbrella, the assembling work such as inserting the focusing ring into the corresponding pivotal support holes of the master bone and the receiving bone and inserting it into the corresponding longitudinal groove and mounting it on the outer peripheral groove is complicated, Therefore, there is a problem in that it takes time and effort to manufacture, the umbrella cannot be efficiently manufactured, and the manufacturing cost increases.

  The present invention has been made in view of the above-described problems, and an object of the present invention is to provide an umbrella wheel that can be easily and efficiently assembled without having to assemble an umbrella bone.

  In order to achieve the above-mentioned object, an umbrella wheel according to the present invention is an umbrella wheel attached to an inner pole of the umbrella and configured to support and connect the umbrella bone radially and pivotably. The hollow rod main body is elongated along the axial direction, which is a direction along the long axis of the middle rod so as to be attached to the middle rod. A plurality of concave portions and a plurality of convex portions are alternately arranged at angular intervals, and the convex portions have two first side walls on the concave portion side, A pivot shaft for pivotally connecting the umbrella bone is provided to protrude in a rod shape along a circumferential direction around the axis, and the umbrella bone is sandwiched between the concave portion and the adjacent convex portion. A fastening block for localization is inserted and provided. A convex side has a second side wall facing the first side wall, and the first side wall and the second side wall have a first engaging part and a second engaging part engaged with each other. It is provided in a concavo-convex shape so as to be wearable, and a slot extending along the axial direction is provided between both side portions of the fastening block where the second engaging portion is provided. .

  According to the umbrella wheel according to the present invention configured as described above, since both sides of the fastening block are formed in the arm shape by the slots, when the fastening block is inserted into the recess, the arm shape of the fastening block When both side portions of the oscillating member swing to the slot side while being pushed by the first engaging portion, and the tip of the side portion passes through the first engaging portion, the second engaging portion is connected to the first engaging portion. Is hooked and locked. Therefore, when the umbrella bone is attached to the potter's wheel, a wire rod such as a wire is not used, so that the umbrella bone can be pivotally attached to the potter's wheel without using a screw or a tool. Therefore, it is possible to easily perform the operation without assembling the umbrella bone into the potter's wheel, to efficiently manufacture the umbrella, and to reduce the manufacturing cost.

It is a perspective view which shows Example 1 of the umbrella's wheel according to the present invention. It is a disassembled perspective view of the wheel of Example 1. 1 is a longitudinal sectional view of a potter's wheel according to Example 1. FIG. FIG. 4 is a cross-sectional view taken along line IV-IV of the wheel in FIG. 3. It is a perspective view which shows Example 2 of the umbrella's wheel according to this invention. It is a disassembled perspective view of the wheel of Example 2. It is a longitudinal cross-sectional view of the potter's wheel of Example 2. FIG. 8 is a cross-sectional view taken along the line VIII-VIII of the wheel in FIG. 7.

  Hereinafter, the present invention will be described based on some preferred embodiments with reference to the drawings. A duplicate description of the same or equivalent components shown in each drawing is omitted as appropriate. In addition, each embodiment is an example, not limiting the invention, and all features and combinations described in the embodiment are not necessarily essential to the invention.

Example 1
1 is a perspective view showing Example 1 of an umbrella wheel according to the present invention, FIG. 2 is an exploded perspective view of the wheel of Example 1, FIG. 3 is a longitudinal sectional view of the wheel of Example 1, FIG. FIG. 4 is a cross-sectional view taken along line IV-IV of the wheel in FIG. 3.

  An umbrella wheel 100 according to the present embodiment is attached to an upper end of a middle rod 300 of an umbrella (not shown) as an upper wheel, for example, and is configured such that the umbrella bone 400 is pivotally supported and connected in a radial manner. It is a thing. The umbrella bone 400 is, for example, a master bone, and a pivot hole 410 is provided in the base end portion 401 thereof.

  The middle bar 300 extends in a longitudinal direction along an axial direction that is a direction along the axis L with a predetermined axis L as a central axis.

  The potter's wheel 100 includes an empty potter's wheel main body 10 that is provided to be connected to the upper end portion of the intermediate rod 300 and is extended along the axial direction. In this example, the upper portion of the potter's wheel body 10 is formed to bulge out in an annular shape outward in the radial direction perpendicular to the axial direction so as to be larger in diameter than the lower portion. The upper part of the potter's wheel body 10 is formed in a concavo-convex shape so that a plurality of concave portions 120 and a plurality of convex portions 12 are alternately arranged with a predetermined angular interval from the outer peripheral surface 111 thereof.

  The convex portion 12 has two first side walls 121 on the concave portion 120 side, and a pivot shaft 122 for pivotally connecting the umbrella bone 400 to each other is along a circumferential direction around the axis L. It sticks out like a stick. In this example, the pivot shaft 122 is a portion through which the umbrella bone 400 is inserted and is a portion away from the first side wall 121 of the convex portion 12, and a pivot shaft 124 through which the umbrella bone 400 is inserted. And a proximal end portion 123 that is a portion that is supported and that is close to the first side wall 121 of the convex portion 12, and the insertion end portion 124 is made detachable after the umbrella bone 400 is inserted. The guide end 124a is thicker than the base end 123 and is formed so that the umbrella bone 400 can be easily inserted, and the base end so as not to be detached after the umbrella bone 400 is inserted. 123 and a locking portion 124b formed with a step difference.

  An umbrella is provided so that the pivot shaft 122 is pivotably inserted into a pivot hole 410 provided in the umbrella bone 400 between the two pivot shafts 122, 122 of the adjacent convex portions 12, 12 facing each other. A gap 126 into which the bone 400 can be inserted is formed.

  The concave block 120 is provided with a retaining block 14 that sandwiches and fixes the umbrella bone 400 together with the adjacent convex portions 12.

  The fastening block 14 has a second side wall 141 that faces the first side wall 121 of the adjacent convex portion 12.

  A first engaging portion 132 and a second engaging portion are formed on the first side wall 121 and the second side wall 141 facing each other of the convex portion 12 and the retaining block 14 so as to be engageable with each other. 143.

  In this example, the first engaging portions 132 and 132 are rib-shaped so as to protrude outward in the circumferential direction and extend in the axial direction on the two first side walls 121 and 121 of the convex portion 12. A protrusion is formed.

  In this example, the second engaging portion 143 is a locking groove into which the first engaging portions 132 and 132 formed on the second side walls 141 and 141 of the retaining block 14 are formed as rib-like protrusions. 143 is formed so as to be recessed inward in the circumferential direction and extended in the axial direction.

  In this example, the outer peripheral surface 111 of the potter's wheel body 10 in the recess 120 is adjacent to the protrusion 12 so that the first engaging portion 132 and the second engaging portion 143 are gently engaged. The width along the circumferential direction of the opening 131 between the two opposing first engaging portions 132 is narrower than the width along the circumferential direction of the bottom portion 133 on the deeper side, and is extended along the axial direction. A longitudinal groove 13 is formed.

  The inner peripheral surface 148 of the retaining block 14 is provided with a circumferential groove 146 extending along the circumferential direction in which the pivot shaft 122 is inserted, and both sides on which the second engaging portions 143 and 143 of the retaining block 14 are provided. Between the portions 142 and 142, a slot 145 extending along the axial direction is provided so that the both side portions 142 and 142 protrude radially inward in an arm shape. On the inner wall surface of the circumferential groove 146, shoulder portions 147 and 147 that are brought into contact with and locked to the locking portion 124b of the pivot shaft 122 are provided.

  Below the circumferential groove 146 in the second side wall 141, a fitting portion 144 that is in contact with and locked to the bottom portion 133 of the vertical groove 13 is provided.

Next, the assembly and operation of the umbrella wheel according to the present embodiment will be described below.
First, when the umbrella bone 400 is inserted through the gap 126 between the pivot shafts 122 and 122 facing each other and the pivot shaft 122 is inserted into the pivot hole 410 of the umbrella bone 400, the umbrella bone 400 is inserted into the first side wall of the convex portion 12. It moves to the 121 side and is pivotally connected to the pivot shaft 122. When the arm-shaped side portions 142 and 142 of the retaining block 14 are pressed toward the longitudinal groove 13, the pivot shaft 122 is inserted into the circumferential groove 146, and the shoulder portion 147 is locked to the locking portion 124b. At the same time, while the both side portions 142 elastically swing toward the slot 145 side, the fitting portion 144 gets over the rib-like first engaging portion 132 and is fitted to the bottom portion 133. As described above, the umbrella bone 400 can be pivotally coupled to the potter's wheel 100 while being sandwiched between the convex portion 12 and the retaining block 14.

  Thus, according to the potter's wheel according to the present embodiment, since no wire such as a wire is used, the umbrella bone 400 can be pivotably attached without using a screw or a tool. Therefore, it is possible to easily perform the operation without assembling the umbrella bone into the potter's wheel, to efficiently manufacture the umbrella, and to reduce the manufacturing cost.

(Example 2)
FIG. 5 is a perspective view showing a second embodiment of the wheel of the umbrella according to the present invention, FIG. 6 is an exploded perspective view of the wheel of the second embodiment, FIG. 7 is a longitudinal sectional view of the wheel of the second embodiment, and FIG. FIG. 8 is a cross-sectional view taken along line VIII-VIII of the wheel in FIG. 7.

  An umbrella wheel 200 according to the present embodiment is attached to an umbrella (not shown) middle rod 300 so as to be movable up and down, for example, as a bottom wheel (or runner), and the umbrella bone 500 is supported and connected radially so as to be pivotable. It is comprised so that it may be. Note that the umbrella bone 500 in this example is, for example, a rib, and a pivot hole 510 is provided in the base end portion 501 thereof.

  The potter's wheel 200 according to the present embodiment is composed of a hollow tubular upper tube body 21 and a lower tube body 29 that are fitted vertically together so as to be attached to the middle rod 300 so as to be vertically movable. It has a potter's wheel body 20.

  The upper tubular body 21 is formed in a concavo-convex shape outward in the radial direction so that the first convex portion 22 and the first concave portion 220 are arranged mutually. The longitudinal groove 23 is provided in the upper tube body 21. A pivot shaft 222 protrudes from both side walls 221 of the first convex portion 22. Since the pivot shaft 222 is the same as the pivot shaft 122 in the first embodiment, a duplicate description is omitted.

  The lower tube body 29 has an upper tube portion 291 fitted to the upper tube body 21 and a lower tube portion 297 extending downward from the upper tube portion 291, and the upper tube portion 291 and the lower tube portion 297. Between the two, a bracket base 292 is provided so as to protrude radially outward. On the upper end surface 293 of the bracket base 292, a second convex portion 296 and a second concave portion 294 corresponding to the first convex portion 22 and the first concave portion 220 are provided along the axial direction at a predetermined angular interval. It is formed in an uneven shape. When the first convex portion 22 and the second convex portion 296, and the first concave portion 220 and the second concave portion 294 are combined with each other, the concave and convex shapes are formed along the axial direction so as to be arranged on the bracket base 29. The convex part 201 and the concave part 202 are formed. The retaining block 24 is inserted and disposed in the recess 202.

  The first engaging portions 227 and 248 and the second engaging portions 295 and 295 are fitted into the first convex portion 22 and the retaining block 24, and the second convex portion 296 and the second concave portion 294, respectively. They are provided in a concavo-convex shape along the axial direction so that they can be combined. The first engaging portions 227 and 248 are formed to protrude from the lower end surface on the bracket base 292 side of the first convex portion 22 and the retaining block 24 in a rod shape, and the second engaging portion 295 is a bracket. The base 292 is formed in a recessed hole shape from the upper end surface 293.

  Since the fastening block 24 is the same as the fastening block 14 in the first embodiment, a duplicate description is omitted.

  Further, in this example, the first engaging portion 232 is formed so as to protrude from both side walls of the second convex portion 296 along the circumferential direction and is recessed in the side wall 241 of the retaining block 24. 243 is provided so as to come into contact with 243.

  As shown in FIG. 6, the longitudinal groove 23 has a bottom portion 233 having a width along the circumferential direction of the opening 231 between two adjacent first engaging portions 232 adjacent to each other in the convex portion 296. It is narrower than the width along the circumferential direction.

Next, the assembly and operation of the umbrella wheel according to the present embodiment will be described below.
First, the umbrella bone 500 is inserted through the gap 226 between the pivot shafts 222 and 222 facing each other. When the pivot shaft 222 is inserted into the pivot hole 510 of the umbrella bone 500, the umbrella bone 500 is moved toward the side wall 221 of the convex portion 201. It moves and is pivotally connected to the pivot shaft 222. When the arm-shaped side portions 242 and 242 of the retaining block 24 are pressed toward the longitudinal groove 23, the pivot shaft 222 is inserted into the circumferential groove 246, and the shoulder portion 247 is locked to the locking portion 224b. At the same time, the fitting portion 244 gets over the rib-like first engaging portion 232 and is fitted to the bottom portion 233 while both side portions 242 elastically swing toward the slot 245 side. Further, the upper tube body 21 and the upper tube body 29 are integrally combined so that the first engagement portions 227 and 248 and the second engagement portions 295 and 295 are fitted to each other. As described above, the umbrella bone 500 can be pivotally connected to the potter's wheel 200 while being sandwiched between the convex portion 201 and the retaining block 24.

  Thus, according to the potter's wheel according to the present embodiment, since a wire such as a wire is not used, the umbrella bone 500 can be pivotably attached without using a screw or a tool. Also, since no wire such as a wire is used, finger injuries due to the wire and clothing and umbrella cloth are not damaged.

  Therefore, with the potter's wheel according to the present invention, it is possible to easily perform the operation without assembling the umbrella bone into the potter's wheel, to efficiently manufacture the umbrella, and to reduce the manufacturing cost. The safety of use can also be improved.

  The potter's wheel according to the present invention is useful for umbrellas that are easy to assemble, economical and safe to use.

DESCRIPTION OF SYMBOLS 10 Rokuro body 12 Convex part 13 Vertical groove 14 Retaining block 20 Rokuro main body 21 Upper tubular body 22 First convex part 23 Vertical groove 24 Retaining block 29 Lower tubular body 100
111 outer peripheral surface 120 concave portion 121 first side wall 122 pivot shaft 123 base end portion 124 insertion end portion 124a guide portion 124b locking portion 126 gap 131 opening portion 132 first engaging portion 133 bottom portion 141 second side wall 142 side Part 143 Second engaging portion (locking groove)
144 fitting portion 145 slot 146 circumferential groove 147 shoulder portion 148 inner circumferential surface 200
201 convex portion 202 concave portion 220 first concave portion 221 side wall 222 pivot shaft 224a guide portion 224b engaging portion 226 gap 227 first engaging portion 233 bottom portion 231 opening portion 232 first engaging portion 241 side wall 242 side portion 243 Second engaging part (locking groove)
244 Fitting portion 245 Slot 246 Circumferential groove 247 Shoulder portion 248 First engagement portion 291 Upper tube portion 292 Bracket base 293 Upper end surface 294 Second recess 295 Second engagement portion 296 Second protrusion 297 Lower tube Part 300 Middle stick 400 Umbrella (parent bone)
410 Pivot hole 500 Umbrella (bone)
510 pivot hole L axis

Claims (8)

An umbrella wheel attached to the middle pole of the umbrella and configured to support and connect the umbrella bone radially and pivotably,
An empty cylindrical potter's wheel body that has been stretched along an axial direction that is a direction along a long axis of the middle rod so as to be attached to the middle rod;
The outer peripheral surface of the potter's wheel body is formed in a concavo-convex shape such that a plurality of concave portions and a plurality of convex portions are alternately arranged at a predetermined angular interval,
The convex portion has two first side walls on the concave portion side, each of which has a rod shape along a circumferential direction in which a pivot shaft for pivotally connecting the umbrella bone is around the axis. Protruding to,
The recessed portion is provided with a retaining block that sandwiches and fixes the umbrella bone together with the adjacent convex portion,
The fastening block has a second side wall facing the first side wall of the convex portions adjacent to each other,
On the first side wall and the second side wall, a first engaging portion and a second engaging portion are provided in a concavo-convex shape so that they can be engaged with each other,
An umbrella wheel characterized in that a slot extending along the axial direction is provided between both side portions of the retaining block provided with the second engaging portion. As the first engaging portion, a protrusion protruding in a rib shape along the circumferential direction is formed on the two first side walls of the convex portion,
As the second engaging portion, a locking groove into which the first engaging portion is inserted into the second side wall of the fastening block is formed to be recessed along the axial direction.
On the outer peripheral surface of the potter's wheel body in the concave portion, the width along the circumferential direction between the two adjacent first engaging portions adjacent to each other in the convex portion is narrower than the width along the circumferential direction on the back side. The umbrella wheel according to claim 1, wherein a longitudinal groove extending along the axial direction is formed. The inner circumferential surface of the retaining block is provided with a circumferential groove extending along a circumferential direction in which the pivot shaft is inserted,
A gap between two adjacent pivot shafts of the convex portions adjacent to each other so that the umbrella bone can be inserted so that the pivot shaft is pivotally inserted into a pivot hole provided in the umbrella bone. The umbrella wheel according to claim 1 or 2, wherein the umbrella is formed. The potter's wheel body is composed of an upper tubular body and a lower tubular body that are fitted vertically together so as to be attached to the middle rod,
A first convex portion and a first concave portion are formed in an uneven shape on the upper tube body, and a second convex portion and a second concave portion are formed in an uneven shape on the lower tube body, and the first convex portion The convex part is constituted by a part and the second convex part, and the concave part is constituted by the first concave part and the second concave part. The umbrella wheel according to one item. The lower pipe body is provided with a bracket base to which the first convex portion and the retaining block are supported and connected protruding in an annular shape outward in the radial direction,
5. The umbrella wheel according to claim 4, wherein the second convex portion and the second concave portion are formed in a concavo-convex shape along the axial direction on an upper end surface of the bracket base. .   The first convex portion and the retaining block, and the second convex portion and the second concave portion are provided with a first engaging portion provided in an uneven shape along the axial direction so as to be fitted to each other. It has a 2nd engaging part, The umbrella wheel of Claim 5 characterized by the above-mentioned. The second engaging portion is formed to be recessed along the axial direction from the upper end surface of the bracket base,
The first engaging portion is formed to protrude along the axial direction from a lower end surface on the bracket base side of the first convex portion and the retaining block,
The umbrella wheel according to claim 6, wherein the first engaging portion is provided on both side walls of the second convex portion on the second concave portion side. The pivot shaft is a portion through which the umbrella bone is inserted and an insertion end portion which is a portion away from the first side wall of the convex portion, and a portion where the umbrella bone is inserted and pivotally supported. And a base end portion that is a portion near the first side wall of the convex portion,
The umbrella according to any one of claims 1 to 7, wherein the insertion end is provided thicker than the base end so as not to be detached after the umbrella bone is inserted. Rokuro.

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