CN106263472A - Back frame - Google Patents

Abstract

A back frame, comprising: a base, the base has a body and a fastening component, the body has several first pin joints, the fastening component is set on the body; the fixing seat is provided with an annular groove and a positioning part, the annular groove is buckled by the buckling component, and the positioning part outwards protrudes out of the body; a support assembly, the support assembly having at least three main supports, and the plurality of main supports having a second pivot portion and a connecting portion, respectively, the second pivot portions of the plurality of main supports being pivotally connected to the plurality of first pivot portions of the base; and two ends of the two braces are respectively combined with the connecting parts of two of the plurality of main supports, and the convenience of carrying objects is improved by virtue of the structure.

Description

Backrest

technical field

The invention relates to a back frame, in particular to a back frame capable of fixing a carrying object so as to facilitate the user to carry the carrying object.

Background technique

When the user is engaged in outdoor activities, in order to meet the various needs of going out, it is often necessary to carry several items, such as water bottles, umbrellas or various luggage, etc., when the user wants to carry the above items and move on foot When traveling between two places, what lingers in the user's mind may not be how to plan a follow-up itinerary, but how to carry the above items for movement.

Generally speaking, when a user wants to carry items with him or her to move, besides holding the items directly, the most common way is to use a carrying device to transport the items, such as stacking several items on a trolley or a trolley. The luggage case enables the user to transport articles with the assistance of the carrying device.

However, no matter whether the user wants to directly hold the object or transport the object through the carrying device, the user needs to hold the object or control the progress of the carrying device with at least one hand, which will not only easily cause hand fatigue of the user , and when the user's both hands cannot be fully in an idle state, if the occasion where both hands need to be used at the same time, the user also has no free hands to deal with it, causing considerable inconvenience to the user. In addition, the existing carrying device usually only has the function of stacking items. When the user wants to fix an item on one side of the body (such as holding an umbrella), the existing carrying device cannot meet the needs of the user and has the flexibility of use. Poor question. Furthermore, the existing carrying device usually has the disadvantages of large volume, space occupation, and inability to fold. When the carrying device is not in use, if the user wants to carry the carrying device with a large volume for moving, it will inevitably cause problems. The burden on the operator has the problem of inconvenience in carrying the vehicle. A similar carrying device has been disclosed in Taiwan Patent No. M484326 "Wearable Equipment for Fixing Umbrellas".

In view of this, it is necessary to provide a back frame to solve the problems of poor convenience of carrying objects, poor flexibility of use, and inconvenient carrying of vehicles when users are carrying objects.

Contents of the invention

The purpose of the present invention is to provide a back frame, which can be used by a user to carry an item on his back, which can improve the convenience of carrying the item.

Another object of the present invention is to provide a back frame, which can fix the items to be carried at a specific angle or direction, so as to improve the flexibility of use.

Another object of the present invention is to provide a back frame, which can be folded when not in use, so as to improve the convenience of carrying the carrier.

In order to achieve the aforementioned object of the invention, the technical means employed in the present invention include:

A back frame, comprising: a base, the base has a body and a buckling component, the body has several first pivotal parts, the buckling component is arranged on the body; a fixing seat, the fixing seat It has a ring groove and a positioning part, the fixing seat is buckled by the buckle component to hold the ring groove, and the positioning part protrudes outward from the body; a bracket assembly, the bracket assembly has at least three main brackets, and the Several main brackets respectively have a second pivotal part and a connecting part, the second pivotal parts of the several main brackets are pivotally connected to the several first pivotal parts of the base; and two straps, the two The two ends of the strap are combined with the connection parts of two of the main supports respectively.

Wherein, the positioning portion of the fixing base has a supporting wall, and the supporting wall surrounds and forms a positioning space.

Wherein, the fixing base has an auxiliary fixing part, and the auxiliary fixing part is combined with the supporting wall.

Wherein, the auxiliary fixing part has an abutting end, and the auxiliary fixing part can be stretched and combined with the supporting wall, so that the abutting end can be movably located in the positioning space.

Wherein, the supporting wall has a first through groove, and the first through groove communicates with the positioning space.

Wherein, the supporting wall has a second through groove, and the second through groove communicates with the positioning space.

Wherein, the first slot has a first spacing distance, the second slot has a second spacing spacing, and the first spacing spacing is greater than the second spacing spacing.

Wherein, the body has a chamber for accommodating the fixing seat, and the buckling component can be stretchably arranged on the body and fastens the ring groove in the chamber.

Wherein, the buckle component has a buckle hole at one end outside the body.

Wherein, the bracket assembly further has an auxiliary bracket, and the auxiliary bracket has two first auxiliary pivot joints, and each of the several main brackets has a second auxiliary pivot joint, and the two first auxiliary pivot joints of the auxiliary bracket The parts are respectively pivoted to the adjacent two second auxiliary pivotal parts of the plurality of main brackets.

Wherein, the auxiliary bracket has a bent portion, and the bent portion is located between the two first auxiliary pivotal portions.

Wherein, the auxiliary bracket is provided with an auxiliary buckle.

Wherein, the plurality of main brackets are respectively provided with an auxiliary locking part.

Wherein, the auxiliary locking part is several perforations.

Wherein, the number of the several main brackets of the bracket assembly is four.

Accordingly, the back frame of the present invention can use the fixing seat to fix the articles to be carried, and use the two straps for the user to carry, thereby improving the convenience of carrying the articles.

In addition, the back frame of the present invention can use the fixing seat to fix the items to be carried at a specific angle or direction, thereby improving the flexibility of use.

Furthermore, the back frame of the present invention can be folded by means of the pivot structure between the base and the bracket assembly, thereby improving the convenience of carrying the carrier.

Description of drawings

Figure 1: An exploded perspective view of the back frame of the present invention.

Figure 2: Partial sectional view of the back frame of the present invention.

Fig. 3: Partial sectional view of the back frame of the present invention.

Figure 4: Schematic diagram of the unfolded state of the back frame of the present invention.

Figure 5: A reference diagram for the use of the back frame of the present invention.

Figure 6: A reference diagram for the use of the back frame of the present invention.

Fig. 7: A sectional view of the folded state of the back frame of the present invention.

Fig. 8: A perspective view of the folded state of the back frame of the present invention.

Figure 9: A reference diagram for the use of the back frame of the present invention.

Figure 10: A reference diagram for the use of the back frame of the present invention.

Figure 11: A reference diagram for the use of the back frame of the present invention.

[Description of main component symbols]

〔this invention〕

1 base 11 Body

111 First pivot joint 112 Containment Room

12 Buckle components 121 buttonhole

2 holders 21 ring groove

22 Positioning Department 221 support wall

222 positioning space 223 First slotting

224 Second threading slot 23 Auxiliary Fixtures

231 Butt end

3 bracket assembly 31 main bracket

311 Second pivot joint 312 connection part

313 Auxiliary locking part 314 Second auxiliary pivot joint

32 auxiliary bracket 321 First auxiliary pivot joint

322 bending part 323 auxiliary buckle

4 straps

G1 first limit distance G2 second limit distance

H hook R fixed rope.

detailed description

In order to make the above-mentioned and other objects, features and advantages of the present invention more comprehensible, the preferred embodiments of the present invention are specifically cited below, together with the accompanying drawings, and are described in detail as follows:

Please refer to Fig. 1, which is a three-dimensional exploded view of the back frame of the present invention, including a base 1, a fixed seat 2, a bracket assembly 3 and two straps 4, the fixed seat 2 is combined with the base 1, the The bracket component 3 is pivotally connected to the base 1 , and the two straps 4 are combined with the bracket component 3 .

The base 1 has a body 11 and a buckle component 12 , the buckle component 12 is disposed on the body 11 , and the body 11 has a plurality of first pivotal portions 111 .

The shape and structure of the body 11 of the base 1 can be in any form, and there is no limitation here. In this embodiment, the main body 11 is an octagonal tubular structure, and the plurality of first pivotal portions 111 are arranged around the sidewall of the main body 11 . Under the tubular structure, the body 11 has a chamber 112 for accommodating the fixing seat 2 .

The buckle assembly 12 can be integrally integrated with the body 11, and is located on one side of the body 11 forming the chamber 112, so as to buckle the fixing seat 2 in the chamber 112, or as in this embodiment, the buckle The holding assembly 12 is a plurality of screws, and the holding assembly 12 can be set on the body 11 and fasten the fixing seat 2 in the chamber 112, wherein the holding assembly 12 is located at one end outside the body 11 It has a button hole 121 . Thereby, the base 1 can hold the fixing seat 2 in the chamber 112 through the setting of the buckling component 12, and the buckle hole 121 of the buckling component 12 can also be provided according to the needs of users. Hook an article, or hook a hook H or a fixed rope R, so that the user can fix the article through the hook H or the fixed rope R, which has the effect of improving the convenience of carrying objects.

Please refer to Fig. 1 to Fig. 3 at the same time, in this embodiment, the fixing base 2 is a tubular structure, the fixing base 2 has an annular groove 21 and a positioning portion 22, the annular groove 21 and the positioning portion 22 They are respectively located at opposite ends of the fixing seat 2, and the fixing seat 2 can buckle the ring groove 21 by means of the above-mentioned buckling component 12, whereby the buckling component 12 can limit that the fixing seat 2 cannot move in the axial direction. Move, and with the help of the setting of the ring groove 21, the fixed seat 2 can rotate relative to the body 11 of the base 1, and then adjust the setting direction of the positioning part 22 of the fixed seat 2, so that the positioning part 22 can be used in different ways. Positioning the item at an angle or direction has the effect of increasing flexibility of use.

Please refer to FIG. 1 to FIG. 3 again, when the annular groove 21 of the fixing seat 2 is accommodated in the chamber 112 of the body 11, the positioning portion 22 protrudes outward from the chamber of the body 11. 112. Wherein, the positioning portion 22 of the fixing base 2 has a supporting wall 221 , and a positioning space 222 is formed around the supporting wall 221 . Thereby, the positioning part 22 can use the positioning space 222 to position the item, which has the effect of improving the convenience of carrying the item.

Please refer to FIG. 1 and FIG. 4 at the same time, the support wall 221 can have a first through groove 223 and a second through groove 224, the first through groove 223 and the second through groove 224 communicate with the positioning space 222, Wherein, the first through slot 223 has a first limiting distance G1, the second through slot 224 has a second limiting distance G2, and the first limiting distance G1 is greater than the second limiting distance G2. In this way, the fixing seat 2 can not only fix objects through the positioning space 222, but also limit objects through the first through-slot 223 and the second through-slot 224, which improves the convenience of carrying objects and enhances the flexibility of use. sexual effect.

Please refer to Fig. 1 and Fig. 4 again, the fixing base 2 can have an auxiliary fixing part 23, the auxiliary fixing part 23 can be a bolt, and the auxiliary fixing part 23 has an abutting end 231, the auxiliary fixing part 23 The member 23 can extend through the supporting wall 221 , so that the abutting end 231 can be movably located in the positioning space 222 . Thereby, the auxiliary fixing member 23 can abut against the object located in the positioning space 222 through the abutting end 231, so that the object can be more stably positioned on the fixing seat 2, which has the effect of improving the positioning stability of the object .

Please refer to Fig. 1 again, the bracket assembly 3 has several main brackets 31, and the several main brackets 31 respectively have a second pivot portion 311 and a connecting portion 312, and the several main brackets 31 use the first The two pivot joints 311 are pivotally connected to the several first pivot joints 111 of the base 1, wherein the number of the several main brackets 31 can be at least three or more, and there is no limitation here, for example When the number of the several main brackets 31 is three, the three main brackets 31 can be pivotally connected to the base 1 in a Y-shape, or as in this embodiment, the number of the several main brackets 31 is There are four, and the four main brackets 31 are pivotally connected to the base 1 in an X shape.

Moreover, each of the plurality of main brackets 31 can also be provided with an auxiliary latching portion 313 , and the auxiliary latching portion 313 can be in any form, and there is no limitation here. In this embodiment, the auxiliary locking portion 313 is a plurality of through holes, and the auxiliary locking portion 313 can be used for disposing the hook H or the fixing rope R. As shown in FIG. With the help of the setting of the auxiliary locking part 313, the back frame of the present invention can be used to fix more items, or the items can be more firmly positioned on one side of the several main brackets 31, which improves the convenience of carrying items And the effect of improving the positioning stability of the item.

Please refer to FIG. 1 again, the bracket assembly 3 may further have an auxiliary bracket 32, the auxiliary bracket 32 has two first auxiliary pivot joints 321, and each of the several main brackets 31 has a second auxiliary pivot joint 314 The two first auxiliary pivot joints 321 of the auxiliary bracket 32 are respectively pivotally connected to the adjacent second auxiliary pivot joints 314 of the plurality of main brackets 31 .

More specifically, the auxiliary bracket 32 has a bent portion 322, the bent portion 322 is located between the two first auxiliary pivotal portions 321, and the auxiliary bracket 32 can be bent by means of the bent portion 322. , and the bending portion 322 can be a pivotal structure as in this example. Wherein, the number of the auxiliary brackets 32 may be one or more than one, which is not limited here. In this embodiment, the number of the auxiliary brackets 32 is two, and they are respectively disposed at two opposite ends of the base 1 . Thereby, through the arrangement of the auxiliary bracket 32 and its pivotal joint structure, not only the auxiliary bracket 32 and the several main brackets 31 can be expanded or collapsed together, but also the several main brackets 31 can be deployed in the unfolded state. It is more stable and has the effect of improving the stability of the structure.

Please refer to Fig. 1 and Fig. 4 again, the auxiliary bracket 32 can be provided with an auxiliary buckle 323, wherein, the auxiliary buckle 323 can be any rope with sticking function or binding function, which is not shown here. Set limits. With the provision of the auxiliary buckle 323 , the article can be positioned more stably on the fixing seat 2 and the bracket assembly 3 , which has the effect of improving the positioning stability of the article.

Please refer to FIG. 1 again, the two ends of the two straps 4 are connected to the connecting portions 312 of two of the main brackets 31 respectively. Wherein, the two straps 4 can be formed into a rope shape, which is convenient for the user to carry.

Please refer to Fig. 4 to Fig. 6, when the user wants to use the back frame of the present invention to carry an umbrella, the user can make the several main brackets 31 be in the unfolded state, and put an umbrella of the umbrella The handle is directly inserted into the positioning space 222 of the positioning part 22, or as in this embodiment, when the radial width of the umbrella handle of the umbrella is smaller than the width of the first limiting distance G1 of the first through groove 223 , the umbrella handle can be inserted into the positioning space 222 through the first slot 223, and when the width of the second limiting distance G2 of the second slot 224 is smaller than the diameter width of the umbrella handle, or When the second slot 224 is not provided, the umbrella handle can be positioned in the positioning space 222 by virtue of the limiting effect of the first slot 223; and when the umbrella has a longer rib If the radial width of the umbrella rib is smaller than the first limiting distance G1 and the radial width of the umbrella rib is slightly larger than the width of the second limiting distance G2, the umbrella rib can pass through the first through-slot 223 at the same time and the second through groove 224, and the second through groove 224 can fix the umbrella frame by tight fit, so that the umbrella is fixed on the fixing seat 2, and then, the user can use the strap 4 to carry The umbrella to be carried enables the user to achieve the purpose of holding the umbrella without holding the umbrella by hand, and has the effect of improving the convenience of carrying things.

Moreover, since the fixing seat 2 is rotatably locked on the body 11, when the fixing seat 2 rotates clockwise or counterclockwise relative to the body 11, the first through slot 223 and the second slot 223 can be changed. The two through grooves 224 are used to fix the angle or direction of the parachute, which has the effect of improving the flexibility of use.

In addition, when the fixing base 2 is provided with the auxiliary fixing part 23, the auxiliary fixing part 23 can abut against the umbrella handle or the umbrella rib through the abutting end 231, so that the umbrella can be positioned more stably The fixing seat 2 has the effect of improving the positioning stability of the article.

Moreover, when the auxiliary bracket 32 is provided with the auxiliary buckle 323, the auxiliary buckle 323 can be used to fix the umbrella frame or the umbrella handle, so that the umbrella can be more stably positioned on the fixing seat 2 and The bracket assembly 3 has the effect of improving the positioning stability of the article.

Please refer to FIG. 7 and FIG. 8, when the user wants to fold the bracket assembly 3, the several main brackets 31 can be folded in the same direction relative to the base 1, and the auxiliary bracket 32 can be folded with the help of the two The setting of the first auxiliary pivotal portion 321 and the bending portion 322 enables the auxiliary bracket 32 to be folded together with the plurality of main brackets 31 to form a folded shape that takes up less space. Then, use The carrier can carry the back frame of the present invention through the strap 4, which has the effect of improving the convenience of carrying the carrier.

Please refer to Figure 9 and Figure 10, if the user wants to fix a luggage bag on the back frame of the present invention, the user can directly hang the luggage bag on the fixing seat 2, or as in this embodiment, Make the fixing seat 2 detach from the base 1, and place the luggage bag on one side of the bracket assembly 3, and then use the fixing rope R to respectively latch on the auxiliary latching parts of the two adjacent main brackets 31 313, so that the luggage bag can be firmly positioned on one side of the bracket assembly 3 through the fixing rope R, so that the user can carry the luggage bag to be carried by the strap 4, and the auxiliary latching part 313 The hook H can also be used to hook other items at the same time, so that the user can carry several items on the back, which has the effect of improving the convenience of carrying items.

Please refer to Fig. 11, if the user wants to fix a handbag to the back frame of the present invention, the handbag can be placed on one side of the bracket assembly 3 first, and then the fixing rope R is used to lock the corresponding handbag respectively. The auxiliary locking parts 313 adjacent to the two main brackets 31 enable the handbag to be firmly against the fixed rope R arranged vertically, so that the user can carry the handbag that he wants to carry through the strap 4 , has the effect of improving the convenience of carrying things.

To sum up, the back frame of the present invention can use the fixing seat 2 to fix the articles to be carried, and through the two straps 4, the user can carry the articles to be carried on the back, so that the user does not need to hold the articles by hand , has the effect of improving the convenience of carrying things.

In addition, in the back frame of the present invention, the fixing seat 2 can rotate relative to the base 1, so that the fixing seat 2 can fix the articles to be carried at a specific angle or direction, which has the effect of improving the flexibility of use.

Furthermore, when the back frame of the present invention is not in use, it can be folded by means of the pivot structure between the base and the bracket assembly, which has the effect of improving the convenience of carrying the carrier.

Claims (15)

1. A back frame, characterized in that it comprises: A base, the base has a body and a buckling component, the body has a plurality of first pivotal parts, and the buckling component is arranged on the body; A fixing seat, the fixing seat has an annular groove and a positioning portion, the fixing seat is buckled by the buckling component to hold the annular groove, and the positioning portion protrudes outward from the body; A bracket assembly, the bracket assembly has at least three main brackets, and the several main brackets respectively have a second pivot portion and a connecting portion, the second pivot portions of the several main brackets are pivotally connected to the base the plurality of first hinge portions; and Two straps, the two ends of the two straps are combined with the connecting parts of two of the several main brackets respectively. 2 . The back frame according to claim 1 , wherein the positioning portion of the fixing base has a supporting wall, and a positioning space is formed around the supporting wall. 3 . 3. The back frame according to claim 2, wherein the fixing seat has an auxiliary fixing part, and the auxiliary fixing part is combined with the supporting wall. 4. The back frame according to claim 3, wherein the auxiliary fixing member has an abutting end, and the auxiliary fixing member can be stretched and combined with the supporting wall so that the abutting end can be movably positioned on the supporting wall. within the positioning space. 5. The back frame according to claim 2, wherein the supporting wall has a first through slot, and the first through slot communicates with the positioning space. 6. The back frame according to claim 5, wherein the supporting wall has a second through slot, and the second through slot communicates with the positioning space. 7. The back frame according to claim 6, characterized in that: the first slot has a first spacing distance, the second slot has a second spacing spacing, and the first spacing spacing is larger than the The second limit distance. 8. The back frame according to claim 1, characterized in that: the body has a chamber for accommodating the fixing base, and the buckle component can be stretchably arranged on the body and in the chamber The interior snaps to the ring groove. 9. The back frame according to claim 1 or 8, wherein an end of the buckling component outside the body has a button hole. 10. The back frame according to claim 1, wherein the bracket assembly further has an auxiliary bracket, the auxiliary bracket has two first auxiliary pivot joints, and each of the several main brackets has a second auxiliary pivot The two first auxiliary pivot joints of the auxiliary bracket are respectively pivotally connected to the adjacent second auxiliary pivot joints of the plurality of main brackets. 11. The back frame according to claim 10, wherein the auxiliary bracket has a bent portion, and the bent portion is located between the two first auxiliary pivot joints. 12. The back frame according to claim 10 or 11, wherein the auxiliary bracket is provided with an auxiliary buckle. 13. The back frame according to claim 1, wherein each of the plurality of main brackets is provided with an auxiliary locking portion. 14. The back frame as claimed in claim 13, wherein the auxiliary locking portion is a plurality of through holes. 15. The back frame according to claim 1, wherein the number of the plurality of main brackets of the bracket assembly is four.