CN221163102U - Fixing structure of rear pad of two-wheel vehicle - Google Patents

Abstract

The utility model provides a fixing structure of a rear cushion of a two-wheel vehicle, and belongs to the technical field of vehicles. The rear cushion solves the problems that the existing rear cushion is inconvenient and infirm to install on a frame of a two-wheeled vehicle. The fixing structure of the rear cushion of the two-wheel vehicle comprises a frame body, a bottom plate and a cushion fixed on the bottom plate, and is characterized in that one end of the frame body is provided with a bayonet in the front-rear direction, the bottom plate is correspondingly provided with a clamping block, the clamping block is clamped into the bayonet, the other end of the frame body is bent upwards to form a first connecting part, the bottom plate is correspondingly provided with a second connecting part in a downward protruding mode, and a fastener is arranged between the first connecting part and the second connecting part and is fixed in the horizontal direction through the fastener. The fixing structure of the rear cushion of the two-wheel vehicle is convenient and firm to install the rear cushion on the frame of the two-wheel vehicle.

Description

Fixing structure of rear pad of two-wheel vehicle

Technical Field

The utility model belongs to the technical field of vehicles, and relates to a fixing structure of a rear cushion of a two-wheel vehicle.

Background

Since the beginning of the nineteenth century, two-wheeled vehicles have begun to be widely used worldwide, and with the improvement of technology level, such vehicles are continuously innovated and developed, and current market is generally in circulation including electric vehicles, self-riding vehicles and the like. For carrying children or loading articles, a rear cushion is often fixedly arranged at the rear end position of the two-wheel vehicle.

The fixed knot of current two wheeler back pad constructs by support body, bottom plate and cushion generally, and the cushion bonds fixedly on the bottom plate, and the bottom plate is equipped with the mounting hole in the position that corresponds with the support body, and the frame of support body and two wheeler is fixed earlier during the assembly, then upwards passes the hole on the support body and the hole on the bottom plate from down with the fastener in proper order to fix bottom plate and support body together. Because the space between the frame body and the frame is narrow, the working space of an assembler is very limited, and the fixing and mounting of the rear cushion of the two-wheel vehicle are inconvenient.

For this reason, chinese patent application (application number: 202122719387.4) discloses a two-wheeled vehicle backseat, including the support body that is used for fixing on the frame, bottom plate and cushion, set up a plurality of mounting hole on the bottom plate, and sunken the formation supplies the draw-in groove that the fastener blocked in on the inner wall of one side of every mounting hole, the cushion adopts the mode of linking firmly to install in one side of bottom plate, and the opposite side demountable installation of bottom plate has a plurality of fastener, have connecting portion one on the support body, have connecting portion two on the bottom plate, connecting portion one corresponds with connecting portion two, and screw up fixedly through fastening assembly between the two. Install the in-process on the support body with the bottom plate, wear to establish in the mounting hole and block into the draw-in groove through the fastener, the cover has the joint cover that one end diameter is greater than draw-in groove width on the fastener, then rethread fastening assembly is locked by connecting portion one of horizontal direction to the bottom plate, connecting portion two of support body, makes simple to operate and laborsaving.

However, the above method has the following drawbacks: 1. in the installation, the support body is fixed on the frame earlier, wants to install the bottom plate on the support body again, then need to insert the mounting hole that corresponds on the support body with the fastener that installs on the bottom plate one by one, the bottom plate body can shelter from assembly personnel's sight during actual operation, has the trouble problem of aiming at. 2. The clamping sleeve with one end diameter larger than the width of the clamping groove is sleeved on the fastener, so that clamping of the bottom plate and the frame body is achieved, and in practical application, the situation that connection is unreliable due to loose abrasion of the clamping sleeve is caused.

Disclosure of utility model

The utility model aims at solving the problems in the prior art, and provides a fixing structure of a rear cushion of a two-wheel vehicle, which aims at solving the technical problems that: how to conveniently and firmly mount the rear cushion on the frame of the two-wheeled vehicle.

The aim of the utility model can be achieved by the following technical scheme: the utility model provides a fixed knot of pad constructs behind two wheeler, includes support body, bottom plate and fixes the cushion on the bottom plate, its characterized in that, the one end of support body is equipped with the bayonet socket along the fore-and-aft direction, the bottom plate corresponds and is equipped with the fixture block, just the fixture block card is gone into in the above-mentioned bayonet socket, the other end of support body upwards buckles and forms connecting portion one, the bottom plate corresponds downwards the protrusion has connecting portion two, be equipped with the fastener between connecting portion one and the connecting portion two to fix in the horizontal direction through the fastener.

The fixing structure of the rear cushion of the two-wheel vehicle comprises a frame body, a bottom plate and a cushion, wherein the frame body is detachably fixed on a vehicle frame, the cushion is fixedly arranged on the upper surface of the bottom plate, one end of the frame body is provided with a bayonet in the front-rear direction, the bottom plate is correspondingly provided with a clamping block with an L-shaped cross section, and the clamping block is clamped in the bayonet; in addition, the other end of the frame body is bent upwards to form a first connecting part, a second connecting part is correspondingly protruded downwards from the bottom plate, a fastener is arranged between the first connecting part and the second connecting part, and when the clamping block is clamped in the bayonet in the horizontal direction, the first connecting part and the second connecting part are fixed in the horizontal direction through the fastener. During assembly, an assembly staff firstly fixes the frame body and the frame, then the bottom plate provided with the cushion is close to the frame body from the horizontal direction, the clamping blocks are clamped into the clamping openings, the pre-positioning of the bottom plate and the frame body is realized (the bottom plate and the frame body are in a clamping state at the moment), the clamping blocks protrude out of the lower surface of the bottom plate, when the clamping operation of the horizontal direction is carried out, the relative positions of the clamping blocks and the clamping openings can be observed and aligned from the side surface, the situation that the clamping connection is difficult to align due to shielding of the bottom plate body during the installation of the vertical direction is avoided, the installation is more convenient, and the clamping blocks and the bottom plate are integrally arranged, and the problem that the connection is not firm due to ageing and loosening of an external clamping sleeve is avoided. Then, the assembly staff passes through the first connecting part and the second connecting part in turn in the horizontal direction and locks and fixes the first connecting part and the second connecting part, so that the bottom plate and the cushion are firmly installed on the frame body. In addition, in the fixing structure of the rear pad of the two-wheel vehicle, the clamping blocks are clamped with the clamping openings in the horizontal direction, the first connecting part and the second connecting part are locked and fixed in the horizontal direction, and the bottom plate and the frame body are fixed in the horizontal direction from the two ends respectively, so that the applied force is uniformly distributed, the fixing stability is ensured, the mutual positioning effect is achieved to a certain extent, and the installation is convenient and firm. Meanwhile, the condition that an assembler needs to attach the fixing frame body and the bottom plate from a narrow gap between the frame body and the frame is avoided, and the design of installing the fastener in the horizontal direction from the side surface is greatly facilitated.

In the fixing structure of the rear pad of the two-wheel vehicle, two protruding parts which are arranged in parallel are protruded on the upper surface of the frame body, a clamping plate is arranged on the upper end face of the protruding part, and a bayonet is formed among the clamping plate, the protruding parts and the frame body.

The bayonet is formed among the convex parts of the clamping plate, the frame body and the upper surface of the frame body, which means that the opening of the bayonet is higher than the upper surface of the frame body, and when the clamping block is close to the bayonet in the horizontal direction, the relative positions of the clamping block and the bayonet can be easily aligned from the side surface, so that the installation is more convenient.

In the fixing structure of the rear pad of the two-wheel vehicle, at least one inwards concave guide groove is formed in the edge of the clamping plate, the guide groove is formed in the clamping direction of the clamping block, guide blocks are correspondingly arranged on the inner side walls of the clamping block, and the guide blocks are clamped into the guide grooves.

Along the joint direction of fixture block, joint board edge is equipped with at least one indent guide way, correspond on the inside wall of fixture block and be equipped with the guide block, guide way and guide block can cooperate to play the effect of guiding bayonet socket and fixture block location, in the assembly process, the assembly personnel shelve the bottom plate on the support body, aim at the guide way with the guide block, the assembly personnel horizontal direction promotes the bottom plate this moment, make the guide block card go into the guide way, the fixture block also card is gone into in the bayonet socket this moment, connecting portion one is close to with connecting portion two, when fixture block and bayonet socket are close to each other, connecting portion one is close to each other with connecting portion two, the effect of mutual location has been played to the two parts that are close to each other simultaneously, make the installation more convenient and firm.

In the fixing structure of the rear cushion of the two-wheeled vehicle, the fastening part protrudes inwards, the side surface, close to the second connecting part, of the fastening part is a straight surface, the side surface is provided with a plurality of through holes along the horizontal direction, the side surface, close to the first connecting part, of the second connecting part is a straight surface, the side surface is provided with a plurality of connecting holes along the horizontal direction, the first connecting part and the connecting part sequentially penetrate through the through holes and the connecting holes through fasteners to be abutted against and locked and fixed in the horizontal direction, and the fasteners comprise screws.

The side that the fastening portion is close to connecting portion two is the straight face, and this side is equipped with a plurality of through-holes along the horizontal direction, connecting portion two is close to the side of connecting portion one and is the straight face, and this side is equipped with a plurality of connecting holes along the horizontal direction, the flat face be favorable to the fastening portion to be close to each other better when cooperation that leans on, when the fixture block is gone into in the bayonet socket at the horizontal direction card, the straight side of corresponding fastening portion leans on mutually in the horizontal direction with the straight side of connecting portion two, and then realize the subsides of connecting portion one and connecting portion two, at this moment, the assembler passes the fastener in proper order through-hole and connecting hole, lock connecting portion one and connecting portion two together, thereby fix the bottom plate and the support body together firmly, simultaneously, still avoided the space that reserves between support body and the narrow and small frame too, cause some unable normal installation's of fastener problem.

In the fixing structure of the rear pad of the two-wheeled vehicle, the side surface, close to the clamping block, of the second connecting part is an inclined surface which gradually inclines to the clamping block from bottom to top, and the lower surface of the second connecting part is abutted against the upper surface of the frame body.

The side that connecting portion two is close to the fixture block is the inclined plane that inclines to the fixture block gradually from bottom to top, has prevented that the fixture block from being close and when not blocking into the bayonet socket in, connecting portion two collides with the bayonet socket problem, makes the installation more convenient, when the fixture block card is gone into in the bayonet socket, the lower surface of connecting portion two is supported with the upper surface of support body, has increased the area of contact of bottom plate and ladder, has evenly spread the pressure, makes the installation more firm.

In the fixing structure of the rear cushion of the two-wheel vehicle, a plurality of first support columns are protruded at the positions, close to corners, of the circumferential direction of the upper surface of the frame body, a plurality of second support columns are protruded on the lower surface of the bottom plate correspondingly, and the first support columns are abutted against the second support columns in a one-to-one correspondence manner.

The first support column and the second support column are in one-to-one correspondence and are propped against each other, stable support is provided at the position, close to the corners, of the circumference of the bottom plate and the frame body which are fixed with each other, the second lower surface of the connecting part is further matched with the propping against the upper surface of the frame body, and the fastening pressure is shared, so that the bottom plate and the frame body are fixed more firmly.

Compared with the prior art, the fixing structure of the rear pad of the two-wheel vehicle has the following advantages:

1. In the fixed knot of pad behind this two wheeler, fixture block protrusion bottom plate lower surface, the opening of bayonet socket is higher than the support body upper surface, when carrying out the joint operation of horizontal direction, can observe and aim at the relative position of fixture block and bayonet socket from the side, avoided when vertical direction installation because the shielding of cardboard body is difficult to aim at the condition of joint, make the installation more convenient.

2. In the fixed knot of pad behind this two wheeler constructs, fixture block and bottom plate integration set up, have avoided the ageing loose problem that leads to of external joint cover that connects not firm.

3. In this fixed knot of two wheeler back pad constructs, when the fixture block in the bayonet socket is gone into to the horizontal direction card, fastening portion one and fastening portion two are on the horizontal direction mutually leaned on, and at this moment, the assembly personnel passes through-hole and connecting hole with the fastener in proper order, locks fastening portion one and fastening portion two together to fix bottom plate and support body firmly together, simultaneously, still avoided the space of reserving between support body and the frame too narrow and small, cause the unable normal problem of installing of some fasteners.

Drawings

Fig. 1 is a schematic view of the overall assembly structure of the fixing structure of the rear cushion of the two-wheeled vehicle.

Fig. 2 is an exploded view of the fixing structure of the rear cushion of the present two-wheeled vehicle.

Fig. 3 is a schematic view of a frame in the fixing structure of the rear cushion of the two-wheeled vehicle.

Fig. 4 is a schematic diagram of a second structure of the frame in the fixing structure of the rear cushion of the two-wheeled vehicle.

Fig. 5 is a schematic view of the structure of the floor in the fixing structure of the rear cushion of the two-wheeled vehicle.

Fig. 6 is a schematic diagram of a second structure of the bottom plate in the fixing structure of the rear cushion of the two-wheeled vehicle.

Fig. 7 is a cross-sectional view of the whole assembly structure of the fixing structure of the rear cushion of the present two-wheeled vehicle.

In the figure, 1, a frame body; 1a, bayonet; 1a1, a projection; 1a2, a clamping plate; 1a3, a guide groove; 1b, a first connecting part; 1b1, a fastening portion; 1b2, through holes; 1c, a first support column; 2. a bottom plate; 2a, clamping blocks; 2b, a second connecting part; 2b1, connecting holes; 2d, supporting a column II; 3. a cushion; 4. a fastener.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, the embodiments of the present utility model will be described in further detail with reference to the accompanying drawings. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1, the fixing structure of the rear cushion of the two-wheeled vehicle comprises a frame body 1, a bottom plate 2 and a cushion 3, wherein the frame body 1 is detachably fixed on a frame of the two-wheeled vehicle, and the cushion 3 is made of a flexible material and is fixedly arranged on the upper surface of the bottom plate 2.

Specifically, the frame body 1 is fixed on the frame through screw threads.

Specifically, the cushion 3 is made of flexible materials including leather and sponge filled in the leather, and is fixed on the bottom plate 2 by bonding.

As shown in fig. 2-6, the upper surface of one end of the frame body 1 is protruded with two protruding portions 1a1 arranged in parallel, the upper end surface of the protruding portion 1a1 is provided with a clamping plate 1a2, the edge of the clamping plate 1a2 is provided with at least one inwards concave guide groove 1a3, the guide groove 1a3 is arranged along the clamping direction of the clamping block 2a, a bayonet 1a is formed among the clamping plate 1a2, the protruding portion 1a1 and the frame body 1, and the opening of the bayonet 1a is arranged along the front-back direction of the frame body 1 and is higher than the upper surface of the frame body 1. The bottom plate 2 is correspondingly provided with a clamping block 2a with an L-shaped cross section, the clamping block 2a can be clamped into the bayonet 1a, the inner side wall of the clamping block is provided with a guide block 2c corresponding to the guide groove 1a3, and when the clamping block 2a is clamped into the bayonet 1a in the horizontal direction, the guide block 2c is clamped into the guide groove 1a 3.

Specifically, the clip plate 1a2 is fixed to the upper end face of the protruding portion 1a1 by screw threads.

Specifically, the medial surface of joint piece is equipped with anti-skidding line.

During assembly, an assembly worker firstly fixes the frame body 1 and the frame, places the bottom plate 2 provided with the cushion 3 on the frame body 1, observes the relative positions of the clamping blocks 2a and the clamping openings 1a from the side, aligns the guide blocks 2c with the guide grooves 1a3, pushes the bottom plate 2 from the horizontal direction, and can enable the clamping blocks 2a to be clamped into the clamping openings 1a, and when the guide blocks 2c are completely clamped into the guide grooves 1a3, the clamping blocks 2a are completely clamped into the clamping openings 1a to realize the pre-positioning of the bottom plate 2 and the frame body 1 (both are in a clamping state at the moment).

The fixture block 2a protrusion bottom plate 2 lower surface, the opening of bayonet socket 1a is higher than support body 1 upper surface, when carrying out the joint operation of horizontal direction, can observe and aim at the relative position of fixture block 2a and bayonet socket 1a from the side, avoid when vertical direction installation because the shielding of cardboard body is difficult to aim at the condition of joint, meanwhile, guide slot 1a3 and guide block 2c can cooperate the effect that guides bayonet socket 1a and fixture block 2a location, make the installation more convenient, and the setting of fixture block 2a and bottom plate 2 integration has also avoided the ageing loose problem that leads to of connection of external joint cover.

The other end of the frame body 1, namely, one end far away from the bayonet 1a is upwards bent to form a first connecting part 1b, the first connecting part 1b is upwards protruded with a fastening part 1b1 with an L-shaped cross section, the side surface of the first fastening part 1b1, which is close to the first connecting part 2b, is a flat surface, the side surface is provided with a plurality of through holes 1b2 along the horizontal direction, the side surface of the second connecting part 2b, which is close to the first connecting part 1b, is a flat surface, the side surface of the second connecting part 2b, which is close to the first connecting part 1b, is provided with a plurality of connecting holes 2b1 along the horizontal direction, the bottom plate 2 corresponds to the first connecting part 1b and is downwards protruded with a second connecting part 2 b. The fastening part 1b1 is arranged between the fastening part 1b1 on the first connecting part 1b and the second connecting part 2b, the fastening part 1b1 comprises a screw, the arrangement of the flat surface is favorable for better abutting fit when the fastening part 1b1 and the second connecting part 2b are close to each other, and when the clamping block 2a is completely clamped into the bayonet 1a in the horizontal direction, the first connecting part 1b and the second connecting part 2b sequentially pass through the through hole 1b2 and the connecting hole 2b1 through the fastener 4 to be abutted and locked and fixed in the horizontal direction.

In the assembly process, when the clamping block 2a is completely clamped into the bayonet 1a in the horizontal direction, the flat side surface of the corresponding fastening part 1b1 and the flat side surface of the connecting part 2b are abutted against each other in the horizontal direction when the preset position of the bottom plate 2 and the frame body 1 is realized, and then the abutting against of the connecting part 1b and the connecting part 2b is realized, at the moment, the assembly personnel sequentially pass the fastening piece 4 through the through hole 1b2 and the connecting hole 2b1 to lock the connecting part 1b and the connecting part 2b together, so that the bottom plate 2 and the frame body 1 are firmly fixed together, and meanwhile, the problem that the reserved space between the frame body 1 and the frame body is too narrow, and some fastening pieces 4 cannot be normally installed is avoided.

The clamping connection of the clamping block 2a and the bayonet 1a is in the horizontal direction, the locking and fixing of the connecting part and the connecting part II 2b are also in the horizontal direction, the clamping block 2a and the bayonet 1a are close to each other, the connecting part I1 b and the connecting part II 2b are close to each other, the two parts close to each other play a role in mutual positioning, the bottom plate 2 and the frame body 1 are respectively fixed in the horizontal direction from the two ends, the applied force is also uniformly distributed, and the installation is more convenient and firm. Meanwhile, the situation that an assembler needs to attach the fixing frame body 1 and the bottom plate 2 from a narrow gap between the frame body 1 and the frame is avoided, the problem that some fasteners 4 cannot be normally installed due to too narrow reserved space between the frame body 1 and the frame is avoided, and the design of installing the fasteners 4 in the horizontal direction from the side is greatly convenient for the installation process.

The side that connecting portion two 2b is close to fixture block 2a is the inclined plane that inclines to fixture block 2a gradually from bottom to top, when having prevented that fixture block 2a from being close and not blocked in the bayonet socket 1a, connecting portion two 2b collides with bayonet socket 1 a's problem, makes the installation more convenient, and when fixture block 2a blocked in bayonet socket 1a, the lower surface of connecting portion two 2b supported with the upper surface of support body 1, increased the area of contact of bottom plate 2 and ladder, equally spread the pressure, made the installation more firm.

The upper surface circumference of support body 1 is close to the corner protrusion and has a plurality of support column one 1c, and the lower surface of bottom plate 2 corresponds the protrusion and has a plurality of support column two 2d, and when fixture block 2a card in the bayonet socket 1a in the horizontal direction, support column one 1c and support column two 2d one-to-one support, circumference at the bottom plate 2 and the support body 1 that are fixed each other is close to the corner and provides stable support, further cooperation connecting portion two 2b lower surface and support of support body 1 upper surface support, share fastening pressure, make the fixed of bottom plate 2 and support body 1 firm more.

The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.

Although terms such as the bracket body 1, the bayonet 1a, the protruding portion 1a1, the clip plate 1a2, the guide groove 1a3, the first connecting portion 1b, the fastening portion 1b1, the through hole 1b2, the first support column 1c, the bottom plate 2, the clip 2a, the second connecting portion 2b, the connecting hole 2b1, the guide block 2c, the second support column 2d, the seat cushion 3, the fastener 4, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely for convenience in describing and explaining the nature of the utility model; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present utility model.

Claims (6)

1. The utility model provides a fixed knot of pad constructs behind two wheeler, includes support body (1), bottom plate (2) and fixes cushion (3) on bottom plate (2), its characterized in that, the one end of support body (1) is equipped with bayonet socket (1 a) along the fore-and-aft direction, bottom plate (2) correspond and are equipped with fixture block (2 a), just in above-mentioned bayonet socket (1 a) are gone into to fixture block (2 a), the other end of support body (1) upwards buckles and forms connecting portion one (1 b), bottom plate (2) correspond downwards protrusion have connecting portion two (2 b), be equipped with fastener (4) between connecting portion one (1 b) and connecting portion two (2 b) to fix in the horizontal direction through fastener (4).

2. The fixing structure of the rear cushion of the two-wheeled vehicle according to claim 1, wherein two parallel protruding portions (1 a 1) are protruded from the upper surface of the frame body (1), a clamping plate (1 a 2) is arranged on the upper end surface of the protruding portion (1 a 1), and a bayonet (1 a) is formed between the clamping plate (1 a 2), the protruding portion (1 a 1) and the frame body (1).

3. The fixing structure of the rear cushion of the two-wheeled vehicle according to claim 2, wherein at least one inwards concave guide groove (1 a 3) is arranged at the edge of the clamping plate (1 a 2), the guide groove (1 a 3) is arranged along the clamping direction of the clamping block (2 a), a guide block (2 c) is correspondingly arranged on the inner side wall of the clamping block (2 a), and the guide block (2 c) is clamped into the guide groove (1 a 3).

4. A fixing structure of a rear cushion for a two-wheeled vehicle according to claim 1 or 2 or 3, characterized in that the first connecting portion (1 b) is protruded inward with a fastening portion (1 b 1), a side surface of the fastening portion (1 b 1) adjacent to the second connecting portion (2 b) is a straight surface, the side surface is provided with a plurality of through holes (1 b 2) in a horizontal direction, a side surface of the second connecting portion (2 b) adjacent to the first connecting portion (1 b) is a straight surface, the side surface is provided with a plurality of connecting holes (2 b 1) in a horizontal direction, the first connecting portion (1 b) and the second connecting portion (2 b) sequentially penetrate through the through holes (1 b 2) and the connecting holes (2 b 1) through a fastener (4) to be abutted against and locked and fixed in the horizontal direction, and the fastener (4) comprises a screw.

5. The fixing structure of the rear cushion for a two-wheeled vehicle according to claim 4, wherein the side surface of the second connecting portion (2 b) adjacent to the clamping block (2 a) is an inclined surface inclined gradually from bottom to top toward the clamping block (2 a), and the lower surface of the second connecting portion (2 b) abuts against the upper surface of the frame body (1).

6. The fixing structure of the rear cushion of the two-wheeled vehicle according to claim 5, wherein a plurality of first support columns (1 c) are protruded at the peripheral edge of the upper surface of the frame body (1), a plurality of second support columns (2 d) are protruded at the lower surface of the bottom plate (2), and the first support columns (1 c) are abutted against the second support columns (2 d) in a one-to-one correspondence.