TWI748283B - Assembly structure of pipe body and grip - Google Patents

Abstract

The present invention relates to an assembly structure of a pipe body and a handle, which includes: a pipe body, two sets of connecting pieces, a handle, a limiting piece and a stop piece. The pipe body is provided with at least a pair of insertion holes, Each of the assembly members has a concave surface, and a positioning post is protruded on the concave surface, the two assembly members are relatively sleeved on the outer circumference of the tube body, and the two positioning posts are correspondingly inserted into the two insertion holes; the grip is connected A connecting seat, the connecting seat is penetrated with a set of holes and sleeves the two connecting pieces; the limiting piece is arranged at one end of the two connecting pieces, and the stop piece is arranged at the other end of the two connecting pieces , The limiting member and the stopping member respectively abut against the two ends of the coupling seat. Thereby, the handle can be installed and positioned on the tube body stably and conveniently.

Description

Assembly structure of pipe body and grip

The present invention relates to an installation structure of a handle, in detail, it refers to an assembly structure of a pipe body and a handle, which can quickly and firmly assemble the handle to the pipe body.

The crutches are used to assist walking. Fig. 1A shows a conventional crutches 1 with a tube body 2 on which a grip 3 is mounted on the tube body 2 for the user to hold. The handle 3 is connected to the tube body 2 by a clamp base 4, the clamp base 4 is a C-shaped loop and has an opening 5, and a side piece 6 extends on each side of the opening 5 , Each side piece 6 is provided with a perforation (not shown in the figure), the clamp base 4 is sleeved on the tube body 2, a screw 7 passes through the perforation of the two side pieces 6, and then a nut 8 is used for locking The two side sheets 6 enable the two side sheets 6 to clamp the tube body 2 tightly to be positioned. The conventional grip 3 uses bolts 7 and nuts 8 to press the clamp holder 4 to the pipe body 2 in a way that is not stable, so that the grip 3 cannot be firmly positioned, and because it must be placed on the holder 4 Processing and drilling the perforation makes it difficult to manufacture and process the holder 4.

Fig. 1B shows another conventional crutches 1', which also has a tube body 2 and a handle 3. The tube body 2 is formed by penetrating an inner tube 21 and an outer tube 22, which can be stretched and adjusted in length. The handle 3 is sleeved on the tube body 2 with a sleeve 9 and fixed with a rivet 91. The grip 3 of this kind of crutches 1'is fixed with rivets 91, and the position of the grip 3 cannot be adjusted, and because the rivets 91 extend into the tube body 2, the expansion and contraction of the inner tube 21 and the outer tube 22 will be restricted and affected.

The main purpose of the present invention is to provide an assembly structure of the pipe body and the handle, which makes the handle installation stable, easy to assemble in the pipe body, and the structure of each component is simple and easy to manufacture.

Another object of the present invention is to provide an assembly structure of a pipe body and a handle, so that the position of the handle assembled on the pipe body can be adjusted.

Another object of the present invention is to provide an assembly structure of a pipe body and a handle, so that the angle of the handle installed on the pipe body can be adjusted.

The assembly structure of the tube body and the grip provided by the present invention includes: A pipe body with at least one insertion hole on each of the two corresponding sides of the outer peripheral wall; Two sets of connecting pieces, one of the wall surfaces of each set of connecting pieces forms a concave surface, and a positioning post is protruded in the concave surface, the two concave surfaces of the two sets of connecting pieces are relatively sleeved on the outer circumference of the tube body, the two positioning posts Corresponding to the two insertion holes inserted into the tube body, each of the two assembly members has a first end and a second end; A handle is connected to a connecting seat. The connecting seat has a first end and a second end. The connecting seat is provided with a set of holes passing through the two ends. The assembly is constrained by the set of holes; A limiting member is a hollow cylinder with a through hole penetrating through its two ends. The limiting member is connected to the first end of the two connecting members, and one end of the limiting member abuts against the connecting seat First end A stopper is arranged at the second end of the two connecting members, and the stopper abuts against the second end of the coupling seat.

Thereby, the two sets of connecting pieces are assembled and positioned on the tube body, the grip is sleeved on the two sets of connecting pieces with the connecting seat, and the upper and lower parts of the connecting seat are subjected to the limit position The resistance between the piece and the stop piece enables the handle to be firmly assembled on the tube body.

Please refer to FIGS. 2 to 5, which are the assembly structure 100 of the tube body and the grip according to the first preferred embodiment of the present invention, which includes: a tube body 10, two connecting parts 20, a grip 30, and a limit Piece 40, and a stop piece 50.

The tube body 10 of the present invention can be the tube body of crutches or bicycles, or other similar tube bodies. The structure of the present invention is advantageous for installing the grip 30 on a tube body, for example, assembling a grip on a tube body. Crutches, or install a bicycle grip on the tube of the bicycle. In this embodiment, the tube body 10 of the crutch shown in FIG. 2 is taken as an example, a crutch head 12'.

The peripheral wall of the pipe body 10 is provided with a pair of insertion holes 13, and the two insertion holes 13 are correspondingly located on two sides of the pipe body; in this embodiment, the insertion holes 13 are preferably rectangular or polygonal.

The structure of the two connecting members 20 is the same. Each of the connecting members 20 is generally a semi-circular arc-shaped sheet. The positioning post 22 is rectangular or polygonal corresponding to the insertion hole 13, and the two sets of connecting members 20 are relatively sleeved on the outer circumference of the tube body 10, and the concave surface 21 thereof contacts the peripheral surface of the tube body 10; the two positioning posts 22 are respectively Inserted into the two insertion holes 13 of the tube body 10; the two ends of the two assembly members 20 are a first end 20a and a second end 20b, and each assembly member 20 is arranged around its first end 20a There is a section of external thread 23, the second end 20b of which extends radially outward with a larger outer diameter retaining edge 24. The two retaining edges 24 of the two sets of connecting members 20 constitute the retaining member 50. In this embodiment In this case, the outer edge of each of the retaining edges 24 is set in a semicircular shape, and the retaining member 50 formed by the two retaining edges 24 has a circular configuration.

The handle 30 can be fixedly connected or pivoted to a coupling base 32 and installed on the tube body through the coupling base 32. The form of the grip and the connection between the grip and the coupling seat are not limited, and are not the subject of the present invention. In this embodiment, the handle 30 is pivotally connected to a pair of lugs on one side of the coupling base 32 by a pivot rod 31. The coupling seat 32 has a first end 32a and a second end 32b, and a sleeve hole 321 passing through the first end 32a and the second end 32b. The second end 32b of the coupling seat 32 is recessed with a groove 322, as shown in FIG.止件50。 Stop 50. The groove 322 communicates with the sleeve hole 321, and the width of the groove 322 is greater than the inner diameter of the sleeve hole 321, and a shoulder 323 is formed between the groove 322 and the sleeve hole 321. The connecting seat 30 covers the outer periphery of the two sets of connecting pieces 20, so that the two sets of connecting pieces 20 are accommodated in the sleeve holes 321 of the connecting seat 32, and are restricted and restricted by the sleeve holes 321 to keep the sleeves Tube body 10. The first end 20a of the two sets of connecting members 20 is exposed outside the sleeve hole 321, and the second end 20b of the stopper 50 formed by the stopper edge 24 is integrated in the groove 322 and resists the stopper. The shoulder 323 enables the second end 32b of the coupling seat 32 to be stopped by the stopper 50. It is understandable that even if the coupling base 30 is not provided with the groove 322, the stopper 50 can be blocked by the second end of the coupling base.

The limiting member 40 is a hollow cylinder with a through hole 41 passing through the axial direction. The wall of the through hole 41 is provided with an internal thread 42. The limiting member in this embodiment is a nut. The limiting member 40 passes through the tube body 10 through the through hole 41 and is assembled to the first end 20a of the second assembly 20, and its internal thread 42 is connected to the first end 20a of the second assembly 20 The outer thread 23 of the connecting seat 30 is screwed together, and one end of the limiting member 40 abuts against the first end 32a of the connecting seat 32, whereby the two ends of the connecting seat 30 stop the position limiting member 40 and the stopping member 50 respectively. Stop, keep positioning. The other end of the restricting member 40 is assembled with a soft plug sleeve 43. The other end of the restricting member 40 extends inwardly from the periphery of the through hole 41 with a flange 411. The outer circumference of the soft plug sleeve 43 is provided with a A concave ring groove 431. The flange 411 of the limiting member 40 is embedded in the concave ring groove 431 of the soft plug sleeve 43. A through hole 432 is penetrated in the center of the soft plug sleeve 43 for the pipe body 10 to pass through. The plug sleeve 43 seals the gap between the limiting member 40 and the tube body 10.

With the above structure, the assembly structure 100 of the pipe body and the handle of the present invention wraps the pipe body 10 through the two sets of connectors 20, and the two positioning posts 22 on the two sets of connectors 20 are inserted into the pipe. The two corresponding sockets 13 on the body 10 enable the two assembly members 20 to be positioned on the tube body 10. After that, the sleeve holes 321 of the coupling seat 32 are used to cover the two assembly members 20 so that the The two sets of connecting pieces 20 will not be separated from the pipe body, and the two ends of the coupling seat 32 are respectively blocked and restricted by the stopper 50 and the limiting piece 40, so that the coupling seat 32 is firmly installed on the pipe body 10, the grip 30 can be set firmly on the tube 10 of a crutch or the like, and the grip 3 of the crutch 1 will not be used to tighten the clamp base 4 by the bolt 7 and the nut 8. The tube body 2 of the crutch causes the clip base 4 to be unable to be firmly fixed. The present invention can indeed achieve a more stable setting of the grip 30, and the structure of each component is simple, easy to assemble, not to mention drilling, and easy to manufacture.

Please refer to Figure 6, the tube body 10 of this embodiment is formed by sleeved outer tube 10a and inner tube 10b, and can be stretched; a fastener 15 and an elastic member 16 are installed on the inner tube 10b, the fastener 15 Through a hole 17 in the inner tube; the elastic force of the elastic member 16 pushes the fastener 15 outward, so that the fastener buckles one of the plurality of button holes 18 of the outer tube 10a. By making the fastener 15 buckle the buckle holes 18 in different positions, the length of the tube body 10 can be adjusted.

In the structure of the present invention, no component will extend into the outer tube 10a, so the inner tube 10b will not be affected or restricted from moving in the outer tube 10a, so that the tube body 10 can be stretched and adjusted in length.

Please refer to FIGS. 7-9, which are the assembly structure 100' of the tube body and the handle of the second preferred embodiment of the present invention. The structure and assembly method of the main components are almost the same as those of the first embodiment, and the same components are used in the same way. Label. The difference of this embodiment is:

The two sides of the outer peripheral wall of the tube body 10' are provided with a plurality of insertion holes 13' along the axial direction, and the two positioning posts 22 of the two sets of connectors 20' can be selectively inserted into any one of the insertion holes 13' for positioning , That is, the position where the handle 30 is assembled on the tube body 10' can be changed and adjusted.

The groove 322' of the coupling seat 32' is a regular polygon, such as a quadrangle, a pentagon, and a hexagon. The groove 322' of this embodiment is a regular hexagon. When the two assembling parts 20' are merged, the stop part 50' formed by the stop edge 24' also has a regular polygonal configuration, which matches the configuration of the groove 322'. The outer edge of the retaining edge 24' of each assembly 20' is set in a polygonal shape with two long sides connecting two short sides, so that the two retaining edges 24' form the regular hexagonal stop member 50'; When the seat 32' covers the two connecting members 20', the stopper 50', which is a hexagon, is embedded in the groove 322', which is also a hexagon, as shown in FIG. With the cooperation of the polygonal stopper 50' and the groove 322', the stopper and the handle 30 can be positioned at a specific angular position, and the handle 30 and the coupling seat 32' can be optionally installed and assembled The different angular positions of the tube body 10' are shown by the solid and imaginary lines in FIG. 9. Since the stopper 50' and the groove 322' are hexagonal, there are six specific angular positions to choose from, and the coupling seat 32' will not rotate relative to the assembling member 20'.

Please refer to FIGS. 10 to 12, which are the assembly structure 100" of the tube body and the handle of the third preferred embodiment of the present invention. The structure and assembly method of the main components are almost the same as those of the first preferred embodiment, and the similarities are It will not be repeated, and the same number will be used. The difference in this embodiment is as follows:

Each of the assembly members 20" is provided with an external thread 23" on the outer periphery of the first end 20a and the second end 20b; the first end 20a and the second end 20b of the two assembly members 20" are exposed from the assembly The socket 32 is outside the sleeve hole 321.

The stopper 50" is a hollow sleeve with a through hole 51 passing through the axial direction. The wall of the through hole 51 is provided with an internal thread 52. The stopper is also a screw in this embodiment. Cap. The stopper 50" uses the through hole 51 to pass through the second end 20b of the second assembly 20", the internal thread 52 and the external thread 23" of the second end 20b of the second assembly 20" In the screw connection, one end of the stopper 50" abuts against the second end 32b of the coupling seat 30, whereby the two ends of the coupling seat 32 are respectively stopped by the stopper 40 and the stopper 50", Keep the position. The other end of the stopper 50" is assembled with another soft stopper 53. The other end of the stopper 50" extends inward from the edge of the through hole 51 with a flange 511, the soft stopper 53 is provided with a concave ring groove 531 on the outer circumference, the flange 511 of the stopper 50" is inserted into the concave ring groove 531 of the soft plug sleeve 53, and a through hole 532 is penetrated in the center of the soft plug sleeve 53 for the pipe The body 10 is penetrated, and the soft stopper 53 seals the gap between the stopper 50 ″ and the tube body 10.

The assembly structure of the pipe body and the handle provided by the present invention is that the handle and the pipe body can be made by installing the two sets of connecting pieces, the coupling seat, the limiting piece and the stop piece on the pipe body. Connecting and positioning, its assembly is convenient and positioning is reliable, and there is no need to drill related components. In addition, the embodiment of the present invention can further adjust the position of the handle installed on the tube body and the positioning at different angular positions.

The above-mentioned embodiments are merely illustrative of the present invention but not limiting. The assembling structure of the tube body and the grip provided by the present invention is a structure pioneered by similar articles and has progressive effects. An application is filed in accordance with the law.

<Invention Symbol> 100, 100’, 100”: Assembly structure of tube body and grip 10, 10’: Tube body 10a: Outer tube 10b: inner tube 12: cane head 13, 13’: jack 15: fasteners 16: elastic parts 17: Hole 18: Buttonhole 20, 20’, 20”: assembly parts 20a: first end 20b: second end 21: concave 22: Positioning column 23, 23": external thread 24, 24’: retaining edge 30: Grip 31: Pivot 32, 32’, 32”: Combination seat 32a: first end 32b: second end 321: set hole 322, 322’, 322": groove 323: Shoulder 40: limit piece 41: Through hole 411: Flange 42: internal thread 43: soft plug sleeve 431: Concave Ring Groove 432: Through Hole 50, 50’, 50”: stopper 51: Through hole 511: Flange 52: Internal thread 53: soft plug sleeve 531: Concave Ring Groove 532: Through Hole <Common Symbols> 1, 1’: crutches 2: Tube body 21: Outer tube 22: inner tube 3: grip 4: Clamping seat 5: opening 6: Side piece 7: Bolt 8: Nut 9: Kit 91: Rivet

In order to enable your reviewer to further understand the purpose, features, and effects of the present invention, three preferred embodiments of the present invention are listed below, which will be described in detail in conjunction with the drawings: Figure 1A is a perspective view of a conventional crutches. Figure 1B shows a perspective view of another conventional crutches. Fig. 2 is a perspective view of the assembly structure of the tube body and the handle of the first preferred embodiment of the present invention. Fig. 3 is an exploded perspective view of Fig. 2. Fig. 4 is a cross-sectional view taken along line 4-4 of Fig. 2; Figure 5 is a cross-sectional view taken along line 5-5 of Figure 2; Figure 6 is a cross-sectional view taken along line 6-6 of Figure 2; Fig. 7 is a bottom perspective view of the assembly structure of the tube body and the handle of the second preferred embodiment of the present invention. Fig. 8 is an exploded perspective view of Fig. 7. Fig. 9 is a cross-sectional view of the section 9-9 of Fig. 7; 10 is a perspective view of the assembly structure of the tube body and the handle of the third preferred embodiment of the present invention. Fig. 11 is an exploded perspective view of Fig. 10. Figure 12 is a cross-sectional view taken along line 12-12 of Figure 10;

100: Assembly structure of tube body and grip

10: Tube body

13: Jack

20: Assembly

20a: first end

20b: second end

21: concave

22: Positioning column

23: External thread

24: retaining edge

30: Grip

31: Pivot

32: Combination seat

32a: first end

32b: second end

321: set hole

40: limit piece

41: Through hole

411: Flange

42: internal thread

43: soft plug sleeve

431: Concave Ring Groove

432: Through Hole

Claims (10)

An assembly structure of a tube body and a grip, including: A pipe body with at least one insertion hole on each of the two corresponding sides of the outer peripheral wall; Two sets of connecting pieces, one of the walls of each set of connecting pieces is concave to form a concave surface, and a positioning post is protrudingly arranged on the concave surface, the two concave surfaces of the two sets of connecting pieces are sleeved on the outer periphery of the tube body, and the two positioning posts are correspondingly inserted The two sockets on the tube body; the two ends of the two sets of connectors are a first end and a second end respectively; A handle is connected to a joint seat, the joint seat has a first end and a second end; a set of holes is provided in the joint seat and penetrates the first end and the second end; the joint seat covers the two Assemble the connecting parts, the two sets of connecting parts are bound by the set of holes; A limiting member is a hollow cylinder with a through hole passing through the axial direction. The limiting member is connected to the first end of the two connecting members and abuts against the first end of the coupling seat; A stopper is arranged at the second end of the two connecting members, and the stopper abuts against the second end of the coupling seat. The assembling structure according to claim 1, wherein: the limiting member is detachably assembled on the first end of the two connecting members. The assembling structure according to claim 2, wherein: the first end of the two connecting parts is exposed outside the sleeve hole of the coupling seat of the handle, and each of the connecting parts is provided with a thread at the first end; the The limiting member is provided with a thread, and the limiting member is screwed to the first end of the two sets of connecting members. The assembling structure according to claim 3, wherein: the second end of each of the assembling members extends outwardly with a retaining edge, and the two retaining edges of the two assembling members form the stopping member. The assembly structure according to claim 4, wherein: the second end of the coupling seat is recessed with a groove, the width of the groove is greater than the inner diameter of the sleeve hole, and is formed between the groove and the sleeve hole A retaining shoulder, the retaining member is embedded in the groove and resists the retaining shoulder. The assembling structure according to claim 5, wherein: the groove is circular, and the retaining edge of each assembly member is semicircular. The assembling structure according to claim 5, wherein: the groove is a polygon; the outer edges of the retaining edges of the two sets of connectors form a polygon, which matches the configuration of the groove. The assembling structure according to claim 1, wherein: the stopper is detachably connected to the second end of the two sets of connecting members. The assembling structure according to claim 8, wherein: the second end of the two assembly members is exposed outside the sleeve hole of the coupling seat, and each assembly member is provided with a thread at its second end; the stopper It is a hollow cylinder with a through hole penetrating its axial direction, the stopper is also provided with a thread, and the stopper is screwed to the second end of the assembly. The assembling structure according to claim 1, wherein: a plurality of insertion holes are provided on both sides of the peripheral wall of the pipe body along the longitudinal direction.

Images