CN111301592A - Telescopic double-rotation type handlebar - Google Patents

Abstract

A telescopic double-rotation handlebar comprises a left handle, a right handle, an upper locking piece, a lower locking piece and an inner through pipe, wherein the left handle and the right handle are both composed of a vertical pipe and a horizontal pipe, penetrate into a base of the upper locking piece and a lower clamping piece of the lower locking piece, and are provided with an upper positioning ring, the lower positioning ring and a bottom ring for positioning or limiting, two ends of a handle base are slotted with round holes, and are clamped to the appropriate combination degree that the vertical pipe of the left handle and the vertical pipe of the right handle can rotate but cannot loosen, the inner ends of the horizontal pipes of the left handle and the right handle are respectively sleeved with the locking ring, the upper locking piece is connected onto the base and can be locked with the two locking rings, the front end of the lower clamping piece is connected with a lower quick release device, the lower quick release device can lock the slotted round holes of the left end and the right end of the lower clamping piece to the vertical pipe of the left handle and the right handle.

Description

Telescoping Dual Swivel Handlebars

Technical field:

The invention relates to a foldable bicycle handlebar, in particular to a telescopic double-rotating handlebar that can be folded quickly and has a good folding effect.

technical background:

There are very few folding bicycle handlebars on the market at present, and the telescopic double-turning handlebar is nowhere to be found, which brings the motivation to the present invention.

Invention content:

The purpose of the present invention is to provide a telescopic double-rotating handlebar with fast folding speed and good folding effect. The purpose of the present invention is achieved in this way; the telescopic double-rotation handlebar includes a left handle, a right handle, an upper lock piece, a lower lock piece and an inner through pipe, and is characterized in that: the left handle and the right handle are made of a handlebar riser It is composed of a horizontal pipe, the riser is connected by a riser and a riser, the riser is connected to the top of the riser, the riser has an Ω-shaped connection port, and the riser is connected through the Ω-shaped connection port. Connect the horizontal tube of the handlebar, the right end of the horizontal tube of the left handle and the left end of the horizontal tube of the right handle are each sleeved with a locking ring, the handlebar also includes the bottom ring; the locking part consists of the handle base, two nylon linings A ring, an upper locking part, two locking rings and two positioning rings are formed. The left end and the right end of the handle base each have an up and down slotted round hole, and the slot of the slotted round hole at the left end of the handle base and the The slits of the slotted round hole at the right end correspond to each other, there is a longitudinal pair of perforations in the vertical direction of the slot of the slotted round hole at the left end of the handle base, and the slotted circle at the right end of the handle base is opened. There is a longitudinal mutual perforation in the vertical direction of the slot of the hole, a longitudinal mutual perforation on the slot on the left end of the handle base and the slot on the right end of the handle base. The longitudinal mutual pairs of perforations on the slit are equipped with a pair of bolts and nuts, and a nylon bushing is embedded in the slit round hole at the left end of the handle base and in the right end slot hole. The U-shaped clip is composed of the upper quick-release part. The U-shaped clip is connected by a J-shaped seat and a locking tongue. The J-shaped seat is connected to the middle of the handle base by bolts, and the upper quick-release part is connected to the J-shaped seat. And the locking tongue, the upper quick release can tighten the U-shaped clip formed by the J-shaped seat and the locking tongue, so that the locking ring on the right end of the horizontal tube of the left-hand handle and the left end of the horizontal tube of the right-hand handle can be tightened. The locking ring is locked by the U-shaped clip, the handlebar riser of the left-hand handle and the handlebar riser of the right-hand handle are connected to the nylon bushings on the left and right ends of the handle base, and the slot circle at the left end of the handle base is screwed. A pair of bolts and nuts in the longitudinal mutual opposite perforations on the slot of the hole, and a pair of bolts and nuts in the longitudinal mutual opposite perforations on the slot of the slotted circular hole at the right end of the screw base of the handle, Clamp the slotted round hole at the left end of the handlebar base and the slotted round hole at the right end to the right-hand handlebar riser pipe and the right-hand handlebar riser pipe can be rotated but not loose; The clip and the lower quick release are formed. The left end and the right end of the lower clip each have an up and down slotted round hole, the slot of the slotted round hole at the left end of the lower clip faces the front, and the right end of the lower clip has a slotted round hole. The slit faces forward, the left side of the round hole with the slit on the left end of the lower clip has a forward left tab, and the right side of the round hole with the slit on the right end of the lower clip has a forward right tab. There is a forward projection in the middle of the clip, there is a mutual transverse perforation between the left projection, the projection and the right projection of the lower clip, and there is a vertical circular hole at the rear end of the middle of the lower clip. The standpipe of the handle and the standpipe of the right-hand handle are respectively inserted into the up and down slit round holes on the left and right ends of the lower clamp, and the bottom end and the right-hand side of the standpipe of the left-hand handle are fixed and sleeved with two bottom rings respectively. The bottom end of the standpipe, the lower quick release is installed in the transverse perforations of the left convex piece, the convex block and the right convex piece of the lower clip. The lower quick release can tighten the slotted round hole and the left end of the lower clip. Right of lower clip The slotted round hole at the end is used to fix the left handle and right handle in the lower clip; the vertical round hole of the lower clip is closely matched with an inner pipe, which is matched with the inclined nut and the gasket through the hanging bolt. , which is fixedly connected to the front fork tube of the bicycle.

The beneficial effects of the present invention are as follows: the present invention utilizes technological means, so that the telescopic double-rotating handlebar does not have electric welding, which represents a new trend in the manufacturing process of the bicycle folding handlebar; The handlebar achieves the technical effect of fast folding speed and good locking effect, which makes the telescopic double-rotation handlebar achieve the simplest, more effective and safer functions.

Description of drawings:

Fig. 1 is the structure and unfolding schematic diagram of the present invention;

Fig. 2 is the structural drawing of the stem head of the present invention;

Fig. 3 is the structural drawing of the handle base of the present invention;

FIG. 4 is a structural diagram of the locking connector of the present invention;

Fig. 5 is the connection schematic diagram of the lower clip of the present invention and the inner penetration pipe;

FIG. 6 is a schematic diagram of the folding of the present invention;

In the figure: 1 - left handle, 2 - right handle, 3 - upper lock, 4 - lower lock, 5 - inner tube; upper lock 3 also includes: 31 - handle base , 32 - the locking piece, 33 - the locking ring.

Detailed ways:

According to Fig. 1, Fig. 4 and Fig. 6, the telescopic double-rotating handlebar includes a left handlebar 1, a right handlebar 2, an upper locking member 3, a lower locking member 4 and an inner through pipe 5;

The left-hand handle 1 and the right-hand handle 2 are both composed of a handlebar riser and a handlebar cross pipe. The handlebar riser is connected by a handlebar head and a riser. There is an Ω-shaped connection port on the head, the middle and lower part of the stem head is cylindrical with a concave slope on the top surface, and there is a perforation on the vertical front side of the slit below the Ω-shaped connection port of the stem head. There is a threaded hole on the vertical rear side of the slit under the Ω-shaped connection port of the head. The threaded hole under the Ω-shaped connection port of the stem is longitudinally corresponding to the perforation under the Ω-shaped connection port of the stem. The outer diameter of the cylindrical shape of the inclined surface is larger than the outer diameter of the standpipe, and a cylinder is integrally connected to the lower part of the cylindrical shape of the concave inclined surface of the vertical head. After the riser is sleeved, the concave inclined surface of the riser is cylindrical, and a convex ring larger than the riser is formed above the riser. The riser is a metal round tube. The lower end of the riser is also equipped with a bottom ring. It is a metal ring corresponding to the tight fitting of the riser.

The right part of the horizontal tube of the left handle 1 is inserted into the Ω-shaped connection opening of the stem head of the left handle 1, and the bolt is inserted into the hole below the Ω-shaped connection opening of the stem head of the left handle 1. Then screw it into the threaded hole below the Ω-shaped connection port of the stem head of the left-hand handle 1, and tighten it, and connect the Ω-shaped connection port of the stem head of the left-hand handle 1 to the left-hand handle. The handlebar horizontal tube of 1 is locked, the right end of the handlebar horizontal tube of the left-hand handle 1 is tightly matched with a locking ring 33, and the left part of the handlebar horizontal tube of the right-hand handle 2 is penetrated into the stem head of the right-hand handle 2. In the Ω-shaped connection port, use a bolt to penetrate into the hole below the Ω-shaped connection port of the right-hand handle 2’s stem head, and then screw it into the thread below the Ω-shaped connection port of the right-hand handle 2’s stem head. In the hole and tighten, the Ω-shaped connection port of the handlebar head of the right-hand handle 2 is locked with the horizontal pipe of the handle of the right-hand handle 2, and the left end of the horizontal pipe of the right-hand handle 2 is tightly connected to one another. Lock ring 33.

The locking member 3 is composed of a handle base 31, two nylon bushings, an upper locking member 32, two locking rings 33 and two positioning rings. The handle base 31 is an aluminum die-casting or aluminum alloy. For the extruded slicing workpiece, the left and right ends of the handle base 31 each have an up and down slotted circular hole, and the openings of the left and right two slotted circular holes of the handle base 31 correspond to each other. The handle base 31 is located at the left end of the slotted circular hole with a longitudinal pair of perforations in the vertical direction, and the handle base 31 is located at the right end of the slotted circular hole. Longitudinal mutual perforation, longitudinal mutual perforation on the slit of the slotted circular hole at the left end of the handle base 31 and slits in the slotted circular hole at the right end of the handle base 31 The longitudinal mutual perforations on the upper part are provided with a pair of bolts and nuts, the middle part of the handle base 31 has several longitudinal holes, and the slotted circular hole at the left end of the handle base 31 is in the center of the handle base 31. In the slotted circular hole at the right end of the seat 31, each is inlaid with a nylon bushing, the nylon bushing is in the shape of a circular tube, and the outer diameter of the nylon bushing is the same as the slotted circular hole at the left end of the handle base 31 and the handle. The slotted round hole at the right end of the base 31 corresponds to the inner diameter of the nylon lining ring, which corresponds to the outer diameter of the riser of the left handle 1 and the riser of the right handle 2, and the height of the nylon lining The thickness of the base 31 is set accordingly.

The upper locking part 32 is composed of a U-shaped clip and an upper quick-release part, the U-shaped clip is composed of a J-shaped seat and a locking tongue, and the J-shaped seat is an aluminum extrusion-type cutting part, J The seat is inverted J-shaped, the front and upper part of the J-shaped seat has a horizontal arc concave part, and the circular arc concave part of the J-shaped seat has a vertical direction with the circular arc concave part of the J-shaped seat. Perforation, there is a forward convex rib in the middle of the J-shaped seat, there is a shaft hole in the lateral direction of the forward convex rib of the J-shaped seat, there are several longitudinal holes below the J-shaped seat, and several longitudinal holes below the J-shaped seat are connected with all the holes. The several longitudinal holes in the middle of the handle base 31 correspond to each other, and the several longitudinal holes below the J-shaped seat are fixedly connected with the several longitudinal holes in the middle of the handle base 31 through several bolts and nuts, and the lock The tongue is composed of a locking tongue-shaped aluminum piece and two locking tongue connecting pieces. The locking tongue-shaped aluminum piece is an aluminum extrusion cutting part. The middle part is located behind the convex obtuse angle with a vertical perforation. The front and rear ends of the locking tongue-shaped aluminum parts each have a horizontal riveting hole. The locking tongue connecting piece is a metal punching piece. , place the two locking tongue connecting pieces on both sides of the locking tongue-shaped aluminum piece, and use two rivets to connect the front and middle circular holes of the two locking tongue connecting pieces with the transverse riveting holes at the front end and the rear end of the locking tongue-shaped aluminum piece. The holes are fixed and riveted to form locking tongues, and a pair of locking bolts are used to rotatably connect the rear circular holes of the two locking tongue connecting pieces with the lateral shaft holes of the J-shaped seat to form the U-shaped clip.

The upper quick release is composed of a quick release handle, a ring head bolt, an arc-shaped lining, a locking spring and an anti-loosening nut. Insert into the arc-shaped lining, the vertical perforation of the J-shaped seat, the spring of the locking piece and the vertical perforation of the locking tongue-shaped aluminum piece, and then screw the lock nut with the lower end of the ring head bolt, backwards The lower plate is turned on the quick release handle of the quick release, so that the obtuse angle of the locking tongue of the U-shaped clip can be locked upward to the front side of the lower convex angle of the locking ring at the right end of the left-hand handle, and the lock Connect the left end of the handlebar tube of the right-hand handle 2 to the front side of the lower lobe of the ring. On the contrary, turn the quick-release handle on the front upper plate to make the locking tongue of the U-shaped clip protrude upward. The obtuse angle is downward to release the locking connection with the lower convex angle of the locking ring at the right end of the horizontal tube of the left handle 1, and the lower convex of the locking ring at the left end of the horizontal tube of the right hand handle 2. Angle locking, the locking ring is a sliced piece of aluminum extrusion, the locking ring is a ring-shaped part, and the locking ring has a round hole corresponding to the horizontal tube, and the upper and lower parts of the front part of the locking ring are respectively There are upper lobes and lower lobes. The upper and lower lobes of the locking ring are obtuse angles. The upper and lower lobes of the locking ring and the outer circumference of the middle and rear of the locking ring form a forward tilt. The front side of the lower convex angle of the locking ring corresponds to the rear side of the upwardly protruding obtuse angle of the locking tongue after locking.

The handlebar riser of the left-hand handle 1 and the handlebar riser of the right-hand handle 2 are respectively inserted into the nylon lining ring located at the left end of the handle base 31 and the nylon lining located at the right end of the handle base 31. In the ring, the positioning ring is composed of a slotted ring and a pair of bolts and nuts. The slotted ring is cut and processed by an aluminum extrusion profile. There is a slot on the side of the slotted ring, and there are Two protruding parts, the two protruding parts of the slotted ring are provided with a pair of mutual perforations in the vertical direction of the slot, and a pair of bolts and nuts are arranged in the pair of mutual perforations of the slotted ring, and the two positioning rings are respectively Tie on the handlebar riser of the left-hand handle 1 and the handlebar riser of the right-hand handle 2, screw the bolts and nuts of the positioning ring, and fix the two positioning rings on the handle of the left-hand handle 1 On the stand pipe and the handle stand pipe of the right-hand handle 2, and the two positioning rings are respectively located at the left end of the handle base 31 and the right end of the handle base 31. Below the holes, screw the bolts and nuts of the handle base 31 in the longitudinal mutual opposite holes at the left end and the bolts and nuts in the longitudinal mutual opposite holes at the right end. The round holes with slits at both ends are clamped to the right-hand handle 1's stem tube, and the right-hand handle 2's stem tube can be rotated but not loose.

The lower locking piece 4 is composed of a lower clamping piece and a lower quick release. The left end and the right end of the lower clip each have an up and down slotted round hole, the slot of the slotted round hole at the left end of the lower clip is facing forward, the slot of the right slotted round hole of the lower clip is towards the front, the There is a forward left convex piece on the left side of the slit on the left end of the lower clip piece, the left side of the left convex piece of the lower clip piece is arc concave, and the right end of the lower clip piece has a slotted circular hole. The right side of the slit has a forward right tab, the middle of the lower clip has a forward projection, the left tab of the lower clip, the projection of the lower clip and the lower clip There is a mutual transverse perforation between the right tabs of the lower clip, and a vertical circular hole is formed at the rear end of the middle part of the lower clip.

The transverse perforations between the left convex piece of the lower clip, the convex block of the lower clip and the right convex piece of the lower clip are used to install the lower quick release, and the lower quick release includes Quick release handle, ring head bolt, arc-shaped washer, two quick release springs, two nuts and C-shaped piece, the C-shaped piece is made of nylon, the front end of the C-shaped piece has a C-shaped mouth opening forward, the C-shaped mouth It can be elastically buckled with the quick release handle. There is a connection hole on the upper and lower sides of the rear end of the C-shaped piece. There are mutual eccentric holes on the two parallel discs of the quick release handle, and the eccentric holes on the two discs of the quick release handle are rotatably connected with the ring holes of the ring head bolts through rivets. The arc-shaped gasket is made of nylon. The arc shape of the gasket corresponds to the arc concave shape on the left side of the left convex piece of the lower clip, and the ring head bolt penetrates the arc gasket, the hole of the left convex piece of the lower clip, and a quick release spring. , in the hole of the convex block of the lower clamp, in the other quick release spring and in the hole of the right convex piece of the lower clamp, screw the two nuts in position, and turn the quick release handle to tighten the The slotted hole in the left front part of the lower clip and the slotted hole in the right front part of the lower clip, then tighten the lower clip located in the slotted hole at the left end of the lower clip. The handlebar riser of the left handlebar 1 and the handlebar riser of the right handlebar 2 located in the slotted hole at the right end of the lower clip, the quick release handle after locking is clamped into the C-shaped mouth of the C-shaped piece .

The handlebar riser of the left-hand handle 1 and the handlebar riser of the right-hand handle 2 respectively penetrate into the slotted round hole at the left end of the lower clip and the slotted round hole at the right end of the lower clip, respectively. The bottom ring is tightly matched to the bottom end of the handlebar riser of the left-hand handle 1 and the bottom end of the handlebar riser of the right-hand handle 2, and is reinforced with pins, and is sleeved on the bottom of the handlebar riser of the left-hand handle 1. The bottom ring at the end and the bottom ring at the bottom end of the handlebar riser of the right-hand handle 2 are used as the limit for the upward movement of the handlebar riser of the left-hand handle 1 and the handlebar riser of the right-hand handle 2 when they are unfolded. There is a vertical circular hole at the rear end of the middle part of the piece, which is tightly connected with an inner through pipe 5, and is reinforced with a pin.

Claims (10)

1. The utility model provides a flexible two rotation formula handlebar, includes left hand (hold), right hand (hold), goes up latch fitting, lower latch fitting and interior poling, characterized by: the left handle and the right handle are both composed of a vertical handle and a horizontal handle, the vertical handle is formed by connecting a vertical handle and a vertical handle, the vertical handle is connected with the top end of the vertical handle, the vertical handle is provided with an omega-shaped connector, the vertical handle is connected with the horizontal handle through the omega-shaped connector, the right end of the horizontal handle of the left handle and the left end of the horizontal handle of the right handle are respectively sleeved with a locking ring, and the vertical handle also comprises a bottom ring; the upper lock piece comprises a handle base, two nylon lining rings, an upper lock connecting piece, two lock connecting rings and two positioning rings, wherein the left end and the right end of the handle base are respectively provided with an upward and downward slotted round hole, a slot of the slotted round hole at the left end of the handle base is opposite to a slot of the slotted round hole at the right end, a longitudinal mutual opposite penetrating hole is formed in the vertical direction of the slot of the slotted round hole at the left end of the handle base, a longitudinal mutual opposite penetrating hole is formed in the vertical direction of the slot of the slotted round hole at the right end of the handle base, the longitudinal mutual opposite penetrating hole on the slot of the slotted round hole at the left end of the handle base and the longitudinal mutual opposite penetrating hole on the slot of the slotted round hole at the right end of the handle base are respectively provided with a pair of bolt and nuts, a nylon is respectively embedded in the slotted round hole at the left end and the slotted round hole at the right end of the handle base, the lining ring locking piece comprises a U-shaped clamp, the U-shaped clamp is formed by connecting a J-shaped seat and a locking tongue, the J-shaped seat is connected with the middle part of the handle base through a bolt, an upper quick-release part is connected with the J-shaped seat and the locking tongue, the U-shaped clamp formed by the J-shaped seat and the locking tongue can be tightened by the upper quick-release part, a locking ring at the right end of the horizontal tube of the left handle and a locking ring at the left end of the horizontal tube of the right handle are locked by the U-shaped clamp after being unfolded, a handle vertical tube of the left handle and a handle vertical tube of the right handle are connected in nylon lining rings at the left end and the right end of the handle base, a pair of bolts and nuts in a longitudinal pair of through holes on a slit of the slit round hole at the left end of the handle base are screwed, the handle base is provided with a slotted round hole at the right end, and the slotted round hole at the left end and the slotted round hole at the right end are tightly clamped with a pair of bolt nuts in longitudinal pairs of through holes on the slotted round hole at the right end of the handle base; the lower locking piece is composed of a lower clamping piece and a lower quick release part, wherein the left end and the right end of the lower clamping piece are respectively provided with an up-down slotted round hole, the slot of the left-end slotted round hole of the lower clamping piece faces the front, the slot of the right-end slotted round hole of the lower clamping piece faces the front, the left side of the left-end slotted round hole of the lower clamping piece is provided with a forward left lug, the right side of the right-end slotted round hole of the lower clamping piece is provided with a forward right lug, the middle part of the lower clamping piece is provided with a forward convex block, a mutual transverse through hole is arranged between the left lug, the convex block and the right lug of the lower clamping piece, the rear end of the middle part of the lower clamping piece is provided with a vertical round hole, a vertical pipe of a left handle and a vertical pipe of a right handle are respectively penetrated into the up-down slotted round holes of the left end and the right end of the lower clamping piece, two bottom, In the mutual transverse through holes of the convex block and the right lug, the lower quick release can tighten the slotted round hole at the left end of the lower clamping piece and the slotted round hole at the right end of the lower clamping piece, and a left handle and a right handle in the lower clamping piece are fixed; an inner through pipe is sleeved in a vertical round hole of the lower clamping piece in a tight fit mode, and the inner through pipe is fixedly connected with a front fork pipe of a bicycle through the matching of a hanging bolt, an inclined nut and a gasket.

2. The telescopic dual rotation handlebar as set forth in claim 1, wherein: the middle lower part of the stand head is cylindrical, the top surface of the middle lower part of the stand head is a concave inclined plane, a through hole is arranged at the vertical front side of a slit position below an omega-shaped connector of the stand head, a threaded hole is arranged at the vertical rear side of the slit position below the omega-shaped connector of the stand head, the threaded hole below the omega-shaped connector of the stand head is longitudinally corresponding to the through hole below the omega-shaped connector of the stand head, the cylindrical outer diameter of the concave inclined plane of the stand head is larger than the outer diameter of the stand pipe, a cylinder is integrally connected with the cylindrical lower part of the concave inclined plane of the stand head, the downward cylinder of the stand head is tightly sleeved in the hole at the top end of the stand pipe, the cylinder of the concave inclined plane of the stand head is sleeved with the stand pipe, a convex ring which is larger than the stand pipe is formed above the stand pipe, the lower end of the stand pipe is also provided.

3. The telescopic dual rotation handlebar as set forth in claim 1, wherein: the right part of the handle horizontal pipe of the left handle penetrates into the handle vertical head omega-shaped connecting port of the left handle, a bolt penetrates into a through hole below the handle vertical head omega-shaped connecting port of the left handle, then the handle horizontal pipe is screwed into a threaded hole below the handle vertical head omega-shaped connecting port of the left handle and is screwed tightly, the handle vertical head omega-shaped connecting port of the left handle is locked with the handle horizontal pipe of the left handle, the left part of the handle horizontal pipe of the right handle penetrates into the handle vertical head omega-shaped connecting port of the right handle, the bolt penetrates into a through hole below the handle vertical head omega-shaped connecting port of the right handle, then the handle horizontal pipe is screwed into a threaded hole below the handle vertical head omega-shaped connecting port of the right handle and is screwed tightly, and the handle vertical head omega-shaped connecting port of the right handle is locked with the handle horizontal pipe of the right handle.

4. The telescopic dual rotation handlebar as set forth in claim 1, wherein: the handle comprises a handle base, a handle base and a nylon lining ring, wherein the handle base is provided with a plurality of longitudinal holes in the middle, the nylon lining ring is in a circular tube shape, the outer diameter of the nylon lining ring corresponds to a slotted round hole at the left end of the handle base and a slotted round hole at the right end of the handle base, the inner diameter of the nylon lining ring corresponds to the outer diameters of a vertical tube of a left handle and a vertical tube of a right handle, and the height of the nylon lining ring corresponds to the thickness of the.

5. The telescopic dual rotation handlebar as set forth in claim 1, wherein: the J-shaped seat is the J-shaped that falls forward, and there is one to be horizontal circular arc concave part in the preceding top of J-shaped seat, has one in the middle of the circular arc concave part of J-shaped seat and has a vertical perforation with the circular arc concave part of J-shaped seat, and there is a protruding muscle forward in the middle part of J-shaped seat, and the horizontal of the protruding muscle forward of J-shaped seat has a pivot hole, and there are several vertical holes in the below of J-shaped seat, the vertical hole of several of the below of J-shaped seat with the vertical hole of several at the middle part of hand (hold) base corresponds to, the vertical hole fixed connection of several through several bolt and nut and the vertical hole of several at the middle part of hand (hold) base in the several of the.

6. The telescopic dual rotation handlebar as set forth in claim 1, wherein: the lock joint tongue is composed of a lock tongue-shaped aluminum piece and two lock tongue connecting pieces, wherein the middle part of the lock tongue-shaped aluminum piece is provided with an upward convex obtuse angle, the middle part of the lock tongue-shaped aluminum piece is positioned behind the convex obtuse angle and is provided with a vertical through hole, the front end and the rear end of the lock tongue-shaped aluminum piece are respectively provided with a transverse riveting hole, the lock tongue connecting pieces are metal stamped sheets, a round hole is respectively arranged in the front, the middle and the rear of each lock tongue connecting piece, the two lock tongue connecting pieces are placed on two sides of the lock tongue-shaped aluminum piece, the front round hole and the middle round hole of each lock tongue connecting piece are fixedly riveted with the transverse riveting hole in the front end and the transverse riveting hole in the rear end of the lock tongue-shaped aluminum piece by two rivets, so that the lock joint tongue is manufactured, and the rear round holes of the two lock.

7. The telescopic dual rotation handlebar as set forth in claim 1, wherein: the quick release device is characterized in that the quick release handle is rotationally connected with the ring head bolt through riveting, the ring head bolt penetrates into the arc-shaped lining, a vertical through hole of the J-shaped seat, a lock connector spring and a vertical through hole of the lock connector tongue from top to bottom, and then the lock nut is screwed with the lower end of the ring head bolt.

8. The telescopic dual rotation handlebar as claimed in claim 1, wherein: the lock connection ring is a round part, a round hole corresponding to the handle transverse pipe in a tight fit mode is formed in the lock connection ring, an upper convex angle and a lower convex angle are arranged on the upper portion and the lower portion of the front portion of the lock connection ring respectively, the upper convex angle and the lower convex angle of the lock connection ring are obtuse angles, the upper convex angle and the lower convex angle of the lock connection ring and the periphery of the middle rear portion of the lock connection ring form a U shape which is laid forwards, and the front side face of the lower convex angle of the lock connection ring corresponds to the rear side face of the upward convex obtuse angle of the lock connection tongue after locking.

9. The telescopic dual rotation handlebar as set forth in claim 1, wherein: lower quick detach include quick detach handle, circle head bolt, arc gasket, two quick detach springs, two nuts and C type spare, C type spare is made by nylon, and C type spare front end has the forward C shape mouth of opening, C shape mouth can with quick detach handle elasticity lock joint, the arc gasket is the gasket that nylon was made, the arc of arc gasket with the left arc spill of the left lug of folder is corresponding down, quick detach handle card after the lock joint is gone into in the C shape mouth of C type spare.

10. The telescopic dual rotation handlebar as set forth in claim 1, wherein: the two bottom rings are respectively tightly matched, sleeved and connected with the bottom end of the handle vertical pipe of the left handle and the bottom end of the handle vertical pipe of the right handle, reinforced by pins, sleeved and connected with the bottom ring at the bottom end of the handle vertical pipe of the left handle and the bottom ring at the bottom end of the handle vertical pipe of the right handle, and used as the limit for upward twitching when the handle vertical pipe of the left handle and the handle vertical pipe of the right handle are unfolded.

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