TWM562613U - Improved linkage structure of drag-type backpack - Google Patents

Abstract

The creation system provides a structure improvement of the link structure of the towed backpack, which is mainly formed by the backpack and the tray group being relatively formed; thereby, the innovative and unique design enables the backpack of the present invention to be connected by a back joint and a The connection of the bottom link portion relative to the trailer group can improve the firmness of the backpack and the tray group, and the back pad can make the user's backrest, the back and the shoulder and the surface of the backpack are very breathable. It achieves the breathable, dry and easy carrying effect, which makes the creation reach the practical quality of the fixed quality of the towed backpack.

Description

Improved structure of the link of the towed backpack

This creation relates to the improvement of the structure of the joint of a towed backpack, in particular to a stable combination of the lifting backpack and the trailer set, and the back pad and the shoulder and the shoulder of the backpack when the user can carry the back pad An innovative structural designer that is breathable and breathable, dry and easy to carry.

Press, the average person can choose whether to combine the backpack with the trailer group or use the backpack separately when using the weight. Here is a new type of case designed and published by the relevant industry on May 1, 1998, certificate number: M355596 "Trailable Backpack Structure", which consists of a backpack with a shoulder strap on both sides of the back. A wearing portion is formed between the backpack and the shoulder strap, and a buckle group is disposed on two sides of the back of the backpack; and a tray group including a seat, a tie rod and a wheel set, wherein the pull rod is a stand It is arranged on the side of the bearing seat, and at the bottom of the bearing seat is a set of wheel sets, so that the pulling rod can be worn over the wearing part of the backpack, and a buckle is combined after the buckle group is wrapped around the rod; The backpack is worn by the sleeve in combination with the orientation of the tray group and/or is taken out when not in use; however, when the conventional backpack and the tray group are positioned, they are only positioned to be fixed on the back, and in the backpack and the tray There is an unstable situation at the bottom of the group, and there is room for improvement.

Therefore, in view of the problems existing in the above-mentioned conventional towed backpack structure, how to develop an innovative structure that is more ideal and practical, and to use the eagerly awaited by consumers, is also the goal and direction of the relevant industry to strive to develop breakthroughs. In view of this, the creator has been engaged in the manufacturing development and design experience of related products for many years. After the detailed design and careful evaluation of the above objectives, the creator will have a practical and practical creation.

That is, the main purpose of the present invention is to provide a structure improvement of the joint structure of the towed backpack; the problem to be solved is that the conventional towable backpack structure exists only for positioning on the back, but The problem of the problem that the bottom of the backpack and the trailer group is unstable is improved; and the technical feature of solving the problem is mainly by including a trailer set, the trailer set includes a socket, and the carrier bottom At least one wheel set is disposed on the rear side of the end surface, and at least one front abutting portion is disposed on the front side of the bottom end, and at least one fixing layer is disposed near the central end of the bottom end surface of the bearing end, and the fixing layer is provided with a plurality of fixing rivets to be fixed to a support rod, the pull frame has a pull rod extending upwardly from the rear side of the socket, and the support rod has a tow portion at a free end thereof; and a backpack has a back strap at a position opposite to each other on the back side thereof, the strap includes a main belt body a pair of belt body and a buckle ring, one end of the main belt body is connected to the top of the back of the backpack, and one end of the sub-belt body is connected to the bottom of the back of the backpack, so that the main belt body and the sub-belt body are opposite each other. At the end by the buckle The back side of the back of the backpack is provided with two diametrically-shaped back cushions, and the upper end of the back cushion has a rear pocket opening toward the inside of the backpack, and the rear pocket has an accommodating space therein, and the main belt of the strap The body and the sub-belt may be relatively disassembled, so that the main belt body can be moved into the accommodating space of the back pocket; and the back and bottom of the backpack are respectively provided with a back joint and a bottom joint The back joint portion includes a fixing belt which is respectively connected to the two sides and is divided into upper and lower sides, and the position of each fixing belt is defined as a joint portion, and the upper and lower sides of the lower fixing belt are respectively combined with each other. a first fixed portion and a second fixed portion are fixed; a first strip body and a second strip body are respectively disposed on the two sides of the bottom connecting portion, and the first strip body and the second strip body are respectively connected to the respective ends a joint portion at the bottom of the two sides of the backpack, wherein an upper layer positioning portion and a middle layer positioning portion are respectively disposed at both end surfaces of the first strip body end, and a bottom layer positioning portion is disposed at one end surface of the second strip end portion , placing the bottom of the backpack in the seat of the trailer group And locating the upper layer positioning portion of the first belt body of the backpack to cover the fixed layer of the socket, and then positioning the bottom layer positioning portion of the second belt body to be connected to the middle layer positioning portion of the first belt body The bottom connecting portion of the backpack is coupled to the socket of the tray group, and the first fixing portion and the second fixing portion of the upper and lower fixing belts on both sides of the back connecting portion are respectively wrapped around the trailing portion After the tie rods of the racks are relatively overlapped, the back joints of the backpacks are coupled to the pull rods of the tray group; thereby creating a unique design, the backpack of the present invention is connected by a back joint portion and a bottom joint portion. The connection with the trailer group is fixed to enhance the stability of the backpack and the trailer group, and by The back pad can make the user's back, the back and shoulders and the surface of the backpack are very breathable, which can achieve the breathable, dry and easy carrying effect, which makes the creation reach the practical quality of the fixed quality of the towed backpack.

[this creation]

10‧‧‧ backpack

11‧‧‧ Back link

12‧‧‧Back pocket

121‧‧‧ accommodating space

13‧‧‧Back pad

131‧‧‧Sewing Department

132‧‧‧through section

14‧‧‧Strap

141‧‧‧Main belt

142‧‧‧Sub-belt

143‧‧‧ buckle

16‧‧‧Bottom connection

18‧‧‧Bottom fixing belt

181‧‧‧First belt

1811‧‧‧Middle Positioning Department

1812‧‧‧Upper Positioning Department

182‧‧‧Second belt

183‧‧‧Combination Department

1821‧‧‧Bottom Positioning Department

20‧‧‧ trailer group

21‧‧ ‧ socket

22‧‧‧ Wheel set

23‧‧‧Fixed layer

231‧‧‧Fixed rivets

24‧‧‧Pre-arrival

25‧‧‧ lever

26‧‧ ‧Tow

S‧‧‧fixing tape

S1‧‧‧First Fixed Department

S2‧‧‧Second fixed department

S3‧‧‧ Linkage Department

131A‧‧‧ outer layer

132A‧‧‧ wearing section

133A‧‧‧Sewage Department

Fig. 1 is an exploded perspective view showing the structure improvement of the joint portion of the present towed backpack.

Fig. 2 is a schematic view showing the structure of the joint structure of the present towed backpack, which shows that the harness is not stored in the back pocket.

Fig. 3 is a schematic view of the back of the structure of the joint of the creation of the towed backpack, which shows that the strap has been stored in the back pocket.

Fig. 4 is a bottom perspective view of the structure of the joint of the creation of the towed backpack, which shows the viewing angle of the backpack.

Fig. 5 is a combined perspective view of the structure of the joint of the creation of the towed backpack, which shows the combination of the backpack and the trailer group.

Fig. 6 is a front perspective view showing the structure of the joint portion of the present towed backpack, showing the connection state of the bottom joint portion.

Fig. 7 is a diagram showing the state of use of the structure of the joint of the creation of the towed backpack.

Fig. 8 is an exploded perspective view showing another embodiment of the structure of the joint of the present towed backpack.

Fig. 9 is a perspective view showing another embodiment of the structure of the joint of the present towed backpack.

Fig. 10 is a perspective view showing another embodiment of the structure of the joint of the present towed backpack.

Please refer to FIGS. 1-7, which are preferred embodiments of the structure of the joint of the present towed backpack, but the embodiments are for illustrative purposes only and are not limited by the structure in the patent application. The utility model comprises: a trailer set (20), the trailer set (20) comprises a socket (21), and the rear side of the bottom end surface of the socket (21) is provided with at least one wheel set (22), the bottom end of the front end At least one front abutting portion (24) is disposed on the side, and at least a fixed layer (23) is disposed at a near central position of the bottom end surface of the bearing seat (21), the fixing layer (23) A plurality of fixing rivets (231) are provided to be fixed to the bearing seat (21), and a retaining rod (25) is extended on the rear side of the bearing seat (21) of the tray group (20), and the pulling rod (25) is freely provided. a support portion (26); a backpack (10) having a back strap (14) at a relative position on both sides of the back side, the strap (14) comprising a main strap body (141) and a sub-belt body (142) a buckle (143), one end of the main body (141) is connected to the top of the back of the backpack (10), and one end of the sub-belt (142) is connected to the bottom of the back of the backpack (10), so that the main The opposite ends of the belt body (141) and the sub-belt body (142) are fastened by the buckle (143), and the two sides of the back of the backpack (10) are provided with two symmetrical back pads (13). A rear pocket (12) is defined in the upper end of the back pad (13) toward the inside of the backpack (10). The rear pocket (12) is provided with an accommodating space (121), and the main belt of the strap (14) (141) and the sub-belt (142) may be relatively disassembled, so that the main belt (141) is movably accommodated in the accommodating space (121) of the rear pocket (12); (10) a back joint portion (11) and a bottom joint portion (16) are respectively provided on the back and the bottom portion; wherein the back joint portion (1) 1) A fixing belt (S) which is respectively connected to the two sides and is divided into upper and lower sides, and the positions of the fixing belts (S) are respectively defined as a joint portion (S3), and the upper and lower fixing belts are provided on both sides. (S) end is respectively provided with a first fixing portion (S1) and a second fixing portion (S2) which are fixedly coupled to each other; and a first belt body (181) is respectively disposed at two sides of the bottom connecting portion (16) and a second strip body (182), wherein each of the first strip body (181) and the second strip body (182) are respectively connected to a joint portion (183) of the bottom sides of the two sides of the backpack (10), wherein the second strip body (182) An upper layer positioning portion (1812) and a middle layer positioning portion (1811) are respectively disposed at both ends of the end of the first strip body (181), and a bottom layer positioning portion is disposed at one end of the second strip body (182) (1821) When the bottom of the backpack (10) is placed on the seat (21) of the trailer set (20), the upper belt positioning portion (1812) of the first belt body (181) of the backpack (10) is first covered. a fixing layer (23) connected to the socket (21) is disposed, and the bottom positioning portion (1821) of the second belt body (182) is further connected to the layer positioning portion of the first belt body (181) ( 1811), so that the bottom joint portion (16) of the backpack (10) is coupled to the carrier group (20) (21), and the first fixing portion (S1) and the second fixing portion (S2) of each of the upper and lower fixing straps (S) on both sides of the back connecting portion (11) are respectively attached to the tray group ( 20) The tie rod (25) is relatively covered and connected so that the back joint portion (11) of the backpack (10) is coupled to the tie rod (25) of the trailer set (20).

Preferably, the fixed layer (23) of the socket (21) of the tray group (20) may be in the form of a male devil felt, and the first belt body (181) of the backpack (10) is positioned at an upper layer (1812). ) for the mother devil a felt form, and the first positioning portion (1811) of the first belt body (181) of the backpack (10) is in the form of a male devil felt, and the bottom layer positioning portion of the second belt body (182) of the backpack (10) (1821) ) for the mother devil felt form.

Preferably, each of the first fixing portion (S1) and the second fixing portion (S2) of the upper and lower fixing straps (S) on both sides of the backpack (10) are in the form of a male devil felt and a female devil felt.

Please refer to FIGS. 8 and 9 , which are another embodiment of the present invention, wherein the back joint portion ( 11 ) includes two penetration portions ( 132 ) extending transversely inside the back liner ( 13 ). Each of the through portions (132) is sewn by a sewing portion (131), and each of the through portions (132) is respectively provided with a fixing belt (S), and the ends of the two fixing belts (S) are respectively provided. The first fixing portion (S1) and the second fixing portion (S2) are fixed to each other.

Referring to FIG. 10, it is another embodiment of the present invention, wherein the back joint portion (11) comprises two outer and outer layers (131A) laterally coupled to the back pad (13). Each of the outer cloth layers (131A) is separately formed into a sewn portion (133A) by sewing, and each of the outer cloth layers (131A) is transversely penetrated through a through portion (132A), and upper and lower through portions (132A). A fixing strap (S) is respectively disposed, and the ends of the two fixing straps (S) are respectively provided with a first fixing portion (S1) and a second fixing portion (S2) which are fixedly coupled to each other.

With this innovative and unique design, the backpack (10) of the present invention can be lifted by the connection of a back joint (11) and a pair of bottom joints (16) to the backpack (10). The stable combination of the trailer set (20) and the back pad (13) enable the user to carry the back, and the back and shoulders and the surface of the backpack (10) are very breathable to achieve a breathable dry and easy carrying effect. This creation is the practicality of the quality improvement of the connection of the towed backpack (10).

By summarizing the above description, the design of the above structure can effectively overcome the shortcomings faced by the new style of the formula, and further has the above-mentioned numerous advantages and practical value, so this creation is an innovative new creation, and in the same The same or similar product creation or public use has not been seen in the technical field. Therefore, this creation has met the requirements of the novelty of "newness" and "progressiveness", and is applied according to law.

Claims (9)

The structure of the joint of the towed backpack is improved, comprising: a tray set, the tray set includes a socket, the bottom side of the bottom end of the socket is provided with at least one wheel set, and the bottom end is provided with at least one front end And at least one fixing layer is disposed at a near central position of the bottom end surface of the socket, the fixing layer is provided with a plurality of fixing rivets to be fixed to the socket, and the rear side of the bracket group has a pulling rod extending upwardly. A free end of the pull rod is provided with a towing portion; a backpack is respectively provided with a strap at a relative position on the back sides thereof, the strap includes a main belt body, a pair of belt body and a buckle ring, and the main belt body is connected to the backpack at one end In the top position of the back side, one end of the sub-belt is connected to the bottom of the back of the backpack, so that the opposite ends of the main belt and the sub-belt are fastened by the buckle, and two sides of the back of the backpack are respectively provided with two The back pad of the back pad has a rear bag opening at the upper end of the back pad, and an accommodating space is disposed inside the back bag mouth. The main band body of the strap and the sub-belt body can be relatively disassembled. Having the main belt movable to the back pocket The back and the bottom of the backpack are respectively provided with a back joint portion and a bottom joint portion; wherein the back joint portion includes fixing belts respectively connected to the two sides and divided into upper and lower portions, and the fixed belts are respectively connected and fixed. The belt is defined as a connecting portion, and the first fixing portion and the second fixing portion are respectively fixedly coupled to each other at the upper end and the lower fixing belt end; and the first belt body is respectively disposed on both sides of the bottom connecting portion and a second strip body, wherein each of the first strip body and the second strip body are respectively connected to a joint portion of the bottom sides of the two sides of the backpack, wherein the upper ends of the first strip body are respectively provided with an upper layer positioning portion and a middle layer positioning portion, and one end surface of the second strip body is provided with a bottom layer positioning portion, so that when the bottom of the backpack is placed on the socket of the tray group, the first layer of the first belt of the backpack is first positioned And attaching the bottom layer positioning portion of the second belt body to the middle layer positioning portion of the first belt body so that the bottom joint portion of the backpack is coupled to the tray The seat of the group, and the upper and lower sides of the back joint are fixed With each end of the first fixing portion and a second rear fixing portions overlying the rod ring group of the trailer coupling relative covering, so that the back portion of the connecting rod is connected to the backpack by the group of the carriage. The structure of the joint of the towed backpack according to claim 1 is improved, wherein the fixed layer of the socket of the tray group can be in the form of a male devil, and the upper layer of the first belt of the backpack is a female devil felt. Form, wherein the first positioning portion of the first belt of the backpack is in the form of a male devil, and the bottom positioning portion of the second belt of the backpack is a female devil. The structure of the joint of the towed backpack according to claim 1 is improved, wherein the sides of the backpack are Each of the first fixing portion and the second fixing portion of the upper and lower fixing belts are respectively a male devil felt form and a female devil felt form. The structure of the joint of the towed backpack is improved, comprising: a tray set, the tray set includes a socket, the bottom side of the bottom end of the socket is provided with at least one wheel set, and the bottom end is provided with at least one front end And at least one fixing layer is disposed at a near central position of the bottom end surface of the socket, the fixing layer is provided with a plurality of fixing rivets to be fixed to the socket, and the rear side of the bracket group has a pulling rod extending upwardly. A free end of the pull rod is provided with a towing portion; a backpack is respectively provided with a strap at a relative position on the back sides thereof, the strap includes a main belt body, a pair of belt body and a buckle ring, and the main belt body is connected to the backpack at one end In the top position of the back side, one end of the sub-belt is connected to the bottom of the back of the backpack, so that the opposite ends of the main belt and the sub-belt are fastened by the buckle, and two sides of the back of the backpack are respectively provided with two The back pad of the back pad has a rear bag opening at the upper end of the back pad, and an accommodating space is disposed inside the back bag mouth. The main band body of the strap and the sub-belt body can be relatively disassembled. Having the main belt movable to the back pocket The back and the bottom of the backpack are respectively provided with a back joint portion and a bottom joint portion; wherein the back joint portion includes two through portions extending transversely inside the back cushion, each of the through portions respectively The fixing portion is sewed by the sewing portion, and each of the through portions is respectively provided with a fixing belt, and the ends of the two fixing belts are respectively provided with a first fixing portion and a second fixing portion which are fixedly coupled to each other; Each of the first strip body and the second strip body are respectively connected to a joint portion of the bottom sides of the two sides of the backpack, wherein the first strip ends are respectively The two end faces are respectively provided with an upper layer positioning portion and a middle layer positioning portion, and one end surface of the second strip body end is provided with a bottom layer positioning portion, so that when the bottom of the backpack is placed on the seat of the tray group, the first The upper layer positioning portion of the first belt body is disposed on the fixed layer connected to the socket, and the bottom layer positioning portion of the second belt body is further connected to the middle layer positioning portion of the first belt body to make the backpack The bottom joint is connected to the seat of the trailer set And the first fixing portion and the second fixing portion of the upper and lower fixing straps of the back connecting portion are respectively attached to the tie rods of the tray group, and are connected and connected to each other so that the back connecting portion of the backpack is coupled to the back The puller of the trailer set. The structure of the joint of the towed backpack according to claim 4 is improved, wherein the fixed layer of the socket of the trailer group can be in the form of a male devil, and the upper layer of the first belt of the backpack is a female devil felt. Form, wherein the first positioning portion of the first belt of the backpack is in the form of a male devil, and the bottom positioning portion of the second belt of the backpack is a female devil. The structure of the connecting portion of the towed backpack according to claim 4 is improved, wherein each of the first fixing portion and the second fixing portion of the upper and lower fixing straps of the backpack are a male devil felt form and a female devil felt form. The structure of the joint of the towed backpack is improved, comprising: a tray set, the tray set includes a socket, the bottom side of the bottom end of the socket is provided with at least one wheel set, and the bottom end is provided with at least one front end And at least one fixing layer is disposed at a near central position of the bottom end surface of the socket, the fixing layer is provided with a plurality of fixing rivets to be fixed to the socket, and the rear side of the bracket group has a pulling rod extending upwardly. A free end of the pull rod is provided with a towing portion; a backpack is respectively provided with a strap at a relative position on the back sides thereof, the strap includes a main belt body, a pair of belt body and a buckle ring, and the main belt body is connected to the backpack at one end In the top position of the back side, one end of the sub-belt is connected to the bottom of the back of the backpack, so that the opposite ends of the main belt and the sub-belt are fastened by the buckle, and two sides of the back of the backpack are respectively provided with two The back pad of the back pad has a rear bag opening at the upper end of the back pad, and an accommodating space is disposed inside the back bag mouth. The main band body of the strap and the sub-belt body can be relatively disassembled. Having the main belt movable to the back pocket The back and the bottom of the backpack are respectively provided with a back joint portion and a bottom joint portion; wherein the back joint portion includes two upper and lower transversely bonded outer layers of the back cushion, each of the outer cloths The layering system is respectively made into a sewn portion by sewing, so that each of the outer cloth layers is transversely inserted through a wearing portion, and the upper and lower penetrating portions respectively are respectively provided with a fixing belt, and the ends of the two fixing belts are respectively provided with the first fixed combination a fixing portion and a second fixing portion; and a first belt body and a second belt body respectively disposed on the two sides of the bottom connecting portion, wherein the first belt body and the second belt body are respectively coupled to the backpack a joint portion of the bottom portion, wherein an end portion of the first strip end is respectively provided with an upper layer positioning portion and a middle layer positioning portion, and one end surface of the second strip end portion is provided with a bottom layer positioning portion for the backpack When the bottom portion is placed on the socket of the tray group, the upper layer positioning portion of the first belt of the backpack is firstly fixed to the fixed layer of the socket, and the bottom layer positioning portion of the second belt body is further covered. Connecting to the layer positioning portion of the first belt body to enable the The bottom connecting portion of the bag is coupled to the socket of the tray group, and the first fixing portion and the second fixing portion of each of the upper and lower fixing belts of the back connecting portion are respectively wrapped around the tie rods of the tray group. The connection is applied such that the back joint of the backpack is coupled to the tie rod of the trailer set. The structure of the joint of the towed backpack according to claim 7 is improved, wherein the fixed layer of the socket of the trailer group can be in the form of a male devil, and the upper layer of the first belt of the backpack is a mother The structure of the ghost felt, and the middle positioning portion of the first belt body of the backpack is a male devil felt form, and the bottom layer positioning portion of the second belt body of the backpack is a female devil felt form. The structure of the connecting portion of the towed backpack according to claim 7 is improved, wherein each of the first fixing portion and the second fixing portion of the upper and lower fixing straps of the backpack are a male devil felt form and a female devil felt form.