TWI430739B - Positioning structure with hand strap - Google Patents

Description

Pull tape positioning structure

The present invention relates to a draw tape positioning structure, and more particularly to a detachable draw tape positioning structure.

Pull straps are widely used in everyday life, especially in handheld devices. As shown in FIG. 1 , it is a schematic perspective view of a conventional handheld electronic device. The above handheld electronic device has a housing 1a, two fixing rods 2a, and a draw tape 3a. Both ends of the fixing rod 2a are bent and fixed to the casing 1a, and an opening 4a is formed between the fixing rod 2a and the casing 1a. The two ends of the strap 3a are respectively disposed through the above-mentioned opening 4a and are fixed to the two fixing rods 2a. Wherein, the insertion space 5a is formed between the draw tape 3a and the casing 1a. Therefore, when the user wants to use the handheld electronic device, the finger can pass through the insertion space 5a, thereby holding the handheld electronic device. Device. Thereby, the user's hand is pressed by the draw tape 3a, and the hand-held electronic device is not easily detached.

However, the above-mentioned draw tape 3a may have a problem that it is difficult to disassemble, and if it is desired to replace or adjust the draw tape 3a according to the user's needs, it will be difficult to operate.

An embodiment of the present invention provides a pull strip positioning structure suitable for an electronic product, wherein the draw belt and the housing have a movable snap-fit or separate design, and the pull-down belt in the buckle state does not fall off when used. In order to provide users with the convenience of easy disassembly and use.

The embodiment of the present invention provides a draw tape positioning structure suitable for an electronic product, comprising: a housing having an end surface and a limiting portion extending from the end surface; a cover body fixed to the end surface of the housing The cover body is formed with a stopping portion, the end surface and the limiting portion are surrounded by a rotating space; a positioning member has a knob, and the knob has a matching portion with the limiting portion a guiding portion, and the knob can enter or exit the rotating space through the guiding of the limiting portion; and a pulling strap connected to the positioning member.

In summary, the pull strip positioning structure provided by the embodiment of the present invention is matched with the positioning member, the cover body and the housing, so that the knob of the draw belt is detachably mounted on the housing.

The detailed description of the present invention and the accompanying drawings are to be understood by the claims The scope is subject to any restrictions.

2 to FIG. 10 are schematic exploded views of the present invention, and FIGS. 4 to 8 are schematic exploded views of the present invention. FIG. And Fig. 10 is a schematic view showing the state of use of the present invention.

Referring to FIG. 2, it is a pull tape positioning structure, comprising: a housing 1, a cover body 2 fixed to the housing 1, a positioning member 3 that can be fastened or separated from the housing 1 and the cover body 2, and The draw tape 4 is connected to the positioning member 3.

The housing 1 is recessed with a receiving groove 11 , and the housing 1 has an end surface 12 and a limiting portion 13 extending from the end surface 12 . The end surface 12 of the casing 1 is located at the bottom of the accommodating groove 11 , and the limiting portion 13 can be a straight rib 131 . The limiting portion 13 in the embodiment is exemplified by the straight ribs 131. However, in practice, the limiting portion 13 may be a bump (not shown) or other shapes. Ribs.

The outer shape of the cover 2 corresponds to the receiving groove 11 of the housing 1 , and the cover 2 is disposed in the receiving groove 11 of the housing 1 and is fixed to the end surface 12 . More specifically, the cover body 2 has a base portion 21, a stopper portion 22 that is bent and extended from the base portion 21, and an alignment portion 23 that extends from the base portion 21 and the stopper portion 22, and a stopper portion 22 that is bent and extended. There is a gap between the position portion 23 and the end surface 12, and the blocking portion 22 is formed with an opening 221, and the alignment portion 23 is formed with an alignment hole 231 communicating with the opening 221, and the alignment hole 231 is formed. The aperture is larger than the aperture of the aperture 221.

Please refer to FIG. 3, in which the cover 2 is shown in a sectional view for explanation. The base portion 21 of the cover body 2 is plate-shaped and received in the accommodating groove 11 of the housing 1 , and the base portion 21 is fixed to the housing 1 in a locked manner. In the embodiment, the locking method is taken as an example, but the actual application is not limited thereto, and may be a manner of fastening or fitting.

The above-described stopper portion 22, the end surface 12, and the stopper portion 13 surround the rotation space 24. The limiting portion 13 is located outside the rotating space 24, and the end edge 132 of the limiting portion 13 serves as a boundary of the rotating space 24.

Further, the alignment portion 23 and the end surface 12 described above surround the sliding space 25. The limiting portion 13 is located in the sliding space 25 for allowing the positioning member 3 to be moved only when the positioning member 3 is placed in the sliding space 25, and the reason is as follows.

As shown in FIGS. 2 and 3, the positioning member 3 has a substrate 31, a connecting post 32 extending from the substrate 31, and a knob 33 extending from the connecting post 32. The outer shape of the connecting post 32 corresponds to the opening 221; the outer shape of the knob 33 corresponds to the matching hole 231, and the knob 33 is formed with a guiding portion 334 for accommodating the limiting portion 13. In the embodiment, the guiding portion 334 is a guiding groove 3341 having an outer shape corresponding to the rib 131. The size of the connecting post 32 is slightly smaller than the size of the opening 221, and the size of the knob 33 is slightly smaller than the size of the matching hole 231, and is sized to facilitate the entry or exit of the knob 33 into the rotating space 24 without falling off.

In more detail, the knob 33 is formed with a first surface 331 , a second surface 332 , and a ring side surface 333 connecting the first surface 331 and the second surface 332 . The guiding portion 334 is recessed from the first surface 331. In this embodiment, for example, the guiding groove 3341 is formed, and the ring side surface 333 is formed with two openings 3331, and the two openings 3331 are guided through the guiding slot 3341. While communicating with each other, the second surface 332 is connected to the connecting post 32. At the same time, the guiding groove 3341 is designed to have an angle θ between the center line of the guiding groove 3341 and the center line of the drawing tape. In the embodiment, the angle θ is taken as 90 degrees, but is not limited thereto.

Referring to FIG. 3 to FIG. 5, when the positioning member 3 is to be fastened and installed between the housing 1 and the cover 2, the knob 33 must be firstly guided through the alignment hole 231 of the cover 2. The portion 334 is in the limiting portion 13 to accommodate the knob 33 in the sliding space 25.

Thereafter, referring to FIG. 5 and FIG. 6 , the knob 33 is moved to the rotating space 24 through the guiding portion 334 and the limiting portion 13 , so that the knob 33 is received in the rotating space 24 . At this time, the connecting post 32 is present in the cover. In the opening 221 of the body 2, the ring side 333 is present between the housing 1 and the cover 2, that is, between the end surface 12 and the stop portion 22.

Finally, referring to FIG. 6 to FIG. 8 , the positioning member 3 is rotated to move the opening 3331 of the knob away from the end edge 132 of the limiting portion to block the ring side 333 from the end edge 132 , and the second surface 332 of the knob 33 is limited to the blocking portion 3 . The stop portion 22 faces the outer surface of the stopper portion 22, so that the knob 33 of the positioning member 3 is only rotatably positioned between the casing 1 and the cover body 2.

In addition, if the knob 33 of the positioning member 3 is to be taken out between the housing 1 and the cover 2, the positioning member 3 must be rotated first, so that the opening 3331 on the ring side 333 of the knob 33 corresponds to the end edge 132 of the limiting portion 13. Then, the translation positioning member 3 is withdrawn from the rotation space 24. When the knob 33 is moved to the sliding space 25, the knob 33 can be taken out through the alignment hole 231 of the cover 2.

Furthermore, the positioning member 3 can be formed with a collar 34. The collar 34 is integrally formed with the substrate 31, and the collar 34 of the positioning member 3 can be provided with the strap 4. The pull strip 4 may be an elastic draw tape and one end of the draw tape 4 is disposed in the collar 34 of the positioning member 3 .

Thereby, when the knob 33 of the positioning member 3 is only rotatably positioned between the casing 1 and the cover body 2, the draw tape 4 is pulled, and the direction of the force of the draw tape 4 can make the knob of the positioning member 3 33 moves away from the limiting portion 13 so that the connecting post 32 of the positioning member 3 abuts against the side wall of the opening 221 of the cover body 2, and further, the center line and the pulling belt of the guiding groove 3341 are present because of an angle θ The center line of the 4, and the opening 3331 is away from the end edge 132 of the limiting portion 13, so that the knob 33 of the positioning member 3 is not easily separated from the housing 1 and the cover 2.

In addition, referring to FIG. 9 , at the other end of the strap 4 , the housing 1 can also form another receiving slot 11 ′ and another limiting portion 13 ′, and the mounting structure is the same as that of the cover 2 and the positioning member 3 . The other cover body 2' is connected to the other positioning member 3', and the other end of the draw tape 4 is inserted into the collar 34' of the other positioning member 3'. Thereby, the draw tape 4 and the casing 1 can be interlocked or separated from each other, and when the draw tape 4 is used, the draw tape 4 is not easily peeled off due to the design of the pull tape positioning structure, thereby providing the user with easy assembly and disassembly. It is convenient to use. Alternatively, as shown in FIG. 10, the other end of the draw tape 4 may be directly fixed to the casing 1.

Furthermore, as shown in FIGS. 9 and 10, the draw tape positioning structure of the present invention can be further defined for use in an electronic product 5 such as a large PDA, a camera, or a tablet computer. When the user wants to use the electronic product 5, a finger can be passed between the draw tape 4 and the casing 1 to hold the electronic product 5. Thereby, the user's hand is pressed by the draw tape 4, and the electronic product 5 is not easily detached, thereby providing a pull tape positioning structure that is easy for the user to easily disassemble and use.

[Effect of the embodiment]

According to the embodiment of the present invention, the pull tape positioning structure is matched with the guiding portion 334 of the positioning member 3, the cover body 2, and the limiting portion 13 of the housing 1, so that the pull tape 4 is detachably mounted on the shell. On body 1.

Moreover, the direction of the force of the strap 4 can move the knob 33 of the positioning member 3 away from the limiting portion 13 of the housing 1, so that the positioning member 3 is not easily separated from the housing 1 and the cover 2.

The above description is only an embodiment of the present invention, and is not intended to limit the scope of the invention.

[知知]

1a. . . case

2a. . . Fixed rod

3a. . . Drawstring

4a. . . Opening

5a. . . Interposed space

[this invention]

1. . . case

11, 11’. . . Locating slot

12. . . End face

13, 13’. . . Limiting department

131. . . Rib

132. . . End edge

2, 2’. . . Cover

twenty one. . . Base

twenty two. . . Stop

221. . . Opening

twenty three. . . Counterpoint

231. . . Alignment hole

twenty four. . . Rotating space

25. . . Slip space

3, 3’. . . Positioning member

31. . . Substrate

32. . . Connecting column

33. . . Knob

331. . . First side

332. . . Second side

333. . . Ring side

3331. . . Opening

334. . . Guide

3341. . . Guide slot

34, 34’. . . Collar

4. . . Drawstring

5. . . electronic product

θ. . . Angle between the center line of the guide groove and the center line of the drawstring

1 is a perspective view of a conventional handheld electronic device;

2 is a perspective exploded view of the draw tape positioning structure of the present invention;

3 is a perspective view showing the cover body of the draw tape positioning structure of the present invention installed in a housing;

4 is a schematic perspective view of the positioning member knob of the draw tape positioning structure of the present invention when it is placed in a sliding space;

Figure 5 is a perspective, cross-sectional view showing the positioning member of the draw tape positioning structure of the present invention when it is placed in a sliding space;

6 is a perspective cross-sectional view showing the positioning member knob of the draw tape positioning structure of the present invention sliding from a sliding space to a rotating space;

Figure 7 is a perspective, cross-sectional view showing the assembly of the draw tape positioning structure of the present invention;

Figure 8 is a perspective view showing the assembly of the draw tape positioning structure of the present invention;

9 is a schematic view showing the other end of the draw tape of the draw tape positioning structure of the present invention being fixed to another pull tape positioning structure;

Figure 10 is a schematic view showing the other end of the draw tape of the draw tape positioning structure of the present invention being fixed to the casing of the electronic product.

1. . . case

11. . . Locating slot

12. . . End face

13. . . Limiting department

131. . . Rib

132. . . End edge

2. . . Cover

twenty one. . . Base

twenty two. . . Stop

221. . . Opening

twenty three. . . Counterpoint

231. . . Alignment hole

3. . . Positioning member

31. . . Substrate

32. . . Connecting column

33. . . Knob

331. . . First side

333. . . Ring side

3331. . . Opening

334. . . Guide

3341. . . Guide slot

34. . . Collar

4. . . Drawstring

θ. . . Angle between the center line of the guide groove and the center line of the drawstring

Claims (8)

A pull strip positioning structure includes: a housing having an end surface and a rib extending from the end surface; a cover body fixed to the end surface of the housing, the cover body forming a stop portion The stopping portion, the end surface and the rib are surrounded by a rotating space, and the edge of the rib is used as a boundary of the rotating space; a positioning member has a knob, and the knob is formed to receive the same a guiding groove of the rib, the knob being capable of entering or exiting the rotating space by engaging the guiding groove on the protruding rib so that the knob is translated along the guiding groove through the guiding groove; and a pulling belt It is connected to the positioning member. The pull tape positioning structure according to claim 1, wherein the cover body is formed with a base portion and a pair of position portions extending from the base portion and the stop portion, the stop portion is formed with an opening, and the pair is The bit portion is formed with a pair of bit holes that communicate with the opening. The draw tape positioning structure of claim 1, wherein the rib is straight. The draw tape positioning structure of claim 1, wherein the positioning member has a substrate, a connecting post extending from the substrate, and the knob extending from the connecting post. The pull strip positioning structure according to claim 1, wherein the knob is formed with a first surface, a second surface, and a ring side connecting the first surface and the second surface, the knob is from the first The guiding groove is formed in the concave surface, and the side surface of the ring is formed with two openings communicating with the guiding groove. The pull tape positioning structure according to claim 1, wherein the shell The recessed portion is provided with a receiving groove, and the end surface of the housing is located at the bottom of the receiving groove. The outer shape of the cover body corresponds to the receiving groove, and the cover body is disposed in the receiving groove of the housing. The pull tape positioning structure according to claim 4, wherein the positioning member is formed with a ring formed by extending from the substrate of the positioning member, and the pull tape is an elastic draw tape. The draw tape positioning structure according to any one of claims 1 to 7, which is further defined for use in an electronic product.