CN219821654U - Titanium alloy electric boosting bicycle frame - Google Patents

Abstract

The utility model discloses a titanium alloy electric bicycle frame, which comprises a middle tube, wherein an upper tube is arranged at one end of the surface of the middle tube, a head tube is arranged at one end of the upper tube, which is far away from the middle tube, a motor shell is arranged at the bottom end of the middle tube, a battery lower tube is arranged between the motor shell and the head tube, a battery monomer is arranged in the battery lower tube through a Z-axis inserting structure and an X-axis embedding structure, a triangle rear frame body is arranged at the other end of the surface of the middle tube, a motor body is arranged at the top of the motor shell, and the middle tube, the upper tube, the head tube, the battery lower tube, the motor shell and the triangle rear frame body are made of titanium alloy components. The utility model conceals and stores the battery in the main beam tube body of the bicycle frame without exposing, effectively improves the simplicity and the beautiful degree of the whole appearance design of the bicycle, limits the battery on the X axis and the Z axis, reduces the problems of vibration, collision interference and the like of the battery, and effectively protects the battery.

Description

Titanium alloy electric boosting bicycle frame

Technical Field

The utility model relates to the technical field of bicycles, in particular to a titanium alloy electric boosting bicycle frame.

Background

The utility model provides a moped, a novel two-wheeled vehicle, the outward appearance is similar bicycle to the battery is as auxiliary power source, installs the motor to possess power auxiliary system, realize the manpower and ride and the novel vehicle of motor helping hand integration, most moped's battery at present is below the saddle, and its many exposes the setting outside the bicycle frame, and on the one hand it has increased the structure volume of frame, occupies certain frame space, and on the other hand battery has the collision interference problem, also influences the succinctness and the aesthetic measure of bicycle overall appearance design simultaneously.

Disclosure of Invention

The utility model aims to provide a titanium alloy electric booster bicycle frame, wherein a battery is hidden and contained in a main beam tube body of the booster bicycle frame and is not exposed, so that the problems in the background technology are solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a titanium alloy electricity helping hand bicycle frame, includes well pipe, the pipe is installed to the one end on well pipe surface, just go up the pipe and keep away from the one end of well pipe and install first pipe, motor housing is installed to the bottom of well pipe, install the battery down tube between motor housing and the first pipe, the inside of battery down tube installs the battery monomer through Z axle grafting structure and X axle gomphosis structure, the frame body behind the triangle is installed to the other end on well pipe surface, motor body is installed at motor housing's top, the member that adopts titanium alloy material behind well pipe, first pipe, battery down tube, motor housing and the triangle is made.

Preferably, the triangle rear frame body is an upper fork arm arranged at the other end of the surface of the middle tube, and a lower fork arm arranged on the outer wall of one side of the motor shell, and one ends of the upper fork arm and the lower fork arm, which are close to each other, are connected with each other through a rear hook claw.

Preferably, a disc brake seat is arranged in the rear hook claw, and a velometer support is arranged on the inner wall of one side of the lower fork arm.

Preferably, the upper fork arm comprises two symmetrical groups of titanium alloy straight pipes and a reinforcing short pipe arranged between the two groups of titanium alloy straight pipes.

Preferably, the Z-axis plug-in structure comprises a main battery support arranged on one side of the top of the lower battery tube, a convex column is arranged on one side of the top end of the main battery support, the Z-axis plug-in structure further comprises an upper concave part arranged on one side of the bottom end of the battery unit, and a positioning pin bolted with the convex column is arranged on one side of the top end of the battery unit.

Preferably, the X-axis jogged structure is a concave hole arranged at the other side of the top of the lower battery tube, a secondary battery support is arranged on the inner wall of one side of the concave hole, the X-axis jogged structure also comprises a conical bulge arranged on the outer wall of the other side of the battery cell, and the conical bulge and the concave hole are jogged with each other.

Compared with the prior art, the utility model has the beneficial effects that: this titanium alloy electricity helping hand bicycle frame is through being provided with the structure that mutually supports such as battery down tube and battery monomer, with the battery hidden accomodate in bicycle frame girder body, not expose, effectively improves the succinctness and the pleasing to the eye degree of bicycle overall appearance design, and the battery is all spacing in X axle, Z axle, reduces the battery vibrations, collision interference scheduling problem, forms effective protection to the battery.

Drawings

FIG. 1 is a schematic diagram of a front view of the present utility model;

FIG. 2 is a schematic top view of the upper yoke of the present utility model;

FIG. 3 is a schematic top view of the lower yoke of the present utility model;

fig. 4 is a schematic view showing a structure of a battery down tube and a battery cell separation state according to the present utility model;

FIG. 5 is a schematic perspective view of a motor housing according to the present utility model;

FIG. 6 is a schematic perspective view of a disc brake seat according to the present utility model;

in the figure: 1. a middle tube; 2. an upper pipe; 3. a head pipe; 4. an upper yoke; 5. a rear hook claw; 6. a disc brake seat; 7. a lower yoke; 701. a speedometer support; 8. a battery lower tube; 801. a main battery support; 802. a convex column; 803. a sub-battery holder; 804. concave holes; 9. a motor housing; 10. a motor body; 11. a battery cell; 1101. an upper concave portion; 1102. conical protrusions.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. 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.

Referring to fig. 1-6, an embodiment of the present utility model is provided: the titanium alloy electric bicycle frame comprises a middle tube 1, wherein an upper tube 2 is arranged at one end of the surface of the middle tube 1, a head tube 3 is arranged at one end of the upper tube 2 far away from the middle tube 1, a motor shell 9 is arranged at the bottom end of the middle tube 1, and a front triangular support frame structure is formed by the middle tube 1, the upper tube 2, a battery cell 11 and the motor shell 9;

a battery lower pipe 8 is arranged between the motor shell 9 and the head pipe 3, a battery monomer 11 is arranged in the battery lower pipe 8 through a Z-axis inserting structure and an X-axis embedding structure, and the battery monomer 11 is arranged in the battery lower pipe 8 through the Z-axis inserting structure and the X-axis embedding structure, so that the battery is hidden and contained in a main beam pipe body of a bicycle frame and is not exposed, the battery and the bicycle frame are self-weighed and integrated, the simplicity and the attractive degree of the overall appearance design of the bicycle are effectively improved, the built-in battery is positioned in the middle position of the bicycle frame, the gravity center is low, the balance degree is high, and the riding experience is good;

the other end of the surface of the middle tube 1 is provided with a triangular rear frame body, the top of the motor shell 9 is provided with a motor body 10, and the middle tube 1, the upper tube 2, the head tube 3, the battery lower tube 8, the motor shell 9 and the triangular rear frame body are made of titanium alloy members;

the frame consists of a middle pipe 1, an upper pipe 2, a head pipe 3, a triangular rear frame body and a motor shell 9, wherein each part is manufactured by CNC processing and is combined with a welding process to manufacture a titanium alloy bicycle frame with an integral structure;

the Z-axis plug-in structure comprises a main battery support 801 arranged on one side of the top of a battery lower pipe 8, a convex column 802 is arranged on one side of the top end of the main battery support 801, the Z-axis plug-in structure also comprises an upper concave part 1101 arranged on one side of the bottom end of a battery cell 11, a positioning pin which is in bolt connection with the convex column 802 is arranged on one side of the top end of the battery cell 11, and when the battery cell 11 is arranged in the battery lower pipe 8, the upper concave part 1101 on one side of the bottom end of the battery cell 11 is in plug-in connection with the convex column 802 on the top end of the main battery support 801, and the convex column 802 and the battery cell 11 are locked by the positioning pin;

the X-axis jogged structure is a concave hole 804 arranged on the other side of the top of the battery lower tube 8, a secondary battery support 803 is arranged on the inner wall of one side of the concave hole 804, the X-axis jogged structure also comprises a conical protrusion 1102 arranged on the outer wall of the other side of the battery unit 11, the conical protrusion 1102 and the concave hole 804 are jogged with each other, and the conical protrusion 1102 on the outer wall of the battery unit 11 is jacked into the concave hole 804, so that the battery is limited on the X-axis and the Z-axis;

the triangular rear frame body is an upper fork arm 4 arranged at the other end of the surface of the middle tube 1, and a lower fork arm 7 arranged on the outer wall of one side of the motor shell 9, wherein the upper fork arm 4 comprises two groups of symmetrical titanium alloy straight tubes, and a reinforcing short tube arranged between the two groups of titanium alloy straight tubes, and a rear triangular structure is formed by the middle tube 1, the upper fork arm 4, the lower fork arm 7 and the rear hook claw 5;

the ends of the upper fork arm 4 and the lower fork arm 7, which are close to each other, are connected with each other through a rear hook claw 5; the inside according to installing dish seat 6 of stopping of back knuckle 5, install velometer support 701 on the inner wall of lower yoke 7 one side, go up yoke 4, back knuckle 5 and lower yoke 7, back knuckle 5 are triangle bearing structure again respectively, effectively promote frame bending resistance antitorque characteristic and structural strength to promote frame product quality.

When the bicycle frame is used, firstly, the bicycle frame is composed of a middle tube 1, an upper tube 2, a head tube 3, an upper fork arm 4, a lower fork arm 7 and a motor shell 9, all the components are manufactured by CNC processing and are combined with a welding process to manufacture the titanium alloy bicycle frame with an integral structure, a front triangular support frame structure is composed of the middle tube 1, the upper tube 2, a battery cell 11 and the motor shell 9, a rear triangular structure is composed of the middle tube 1, the upper fork arm 4, the lower fork arm 7 and a rear claw 5, the battery cell 11 is arranged in a battery lower tube 8 through a Z-axis inserting structure and an X-axis embedding structure, so that a battery is hidden in a main beam tube of the bicycle frame and is not exposed, the battery and the bicycle frame are integrated, the simplicity and the attractiveness of the overall appearance design of the bicycle are effectively improved, when the battery cell 11 is arranged in the battery lower tube 8, an upper concave 1101 at one side of the bottom end of the battery cell 11 is inserted into a convex column 802 at the top end of a main battery support 801, and a conical boss 1102 on the outer wall of the battery cell 11 is jacked into an inner concave hole 804, the battery is enabled to be collided on the X-axis and Z-axis, the battery is reduced, interference and vibration and the vibration problem is effectively prevented, and the battery is effectively limited.

Claims (4)

1. The titanium alloy electric bicycle frame is characterized by comprising a middle tube (1), wherein an upper tube (2) is arranged at one end of the surface of the middle tube (1), a head tube (3) is arranged at one end, far away from the middle tube (1), of the upper tube (2), a motor shell (9) is arranged at the bottom end of the middle tube (1), a battery lower tube (8) is arranged between the motor shell (9) and the head tube (3), a battery monomer (11) is arranged in the battery lower tube (8) through a Z-axis inserting structure and an X-axis embedding structure, a triangular rear frame body is arranged at the other end of the surface of the middle tube (1), a motor body (10) is arranged at the top of the motor shell (9), and the middle tube (1), the upper tube (2), the head tube (3), the battery lower tube (8), the motor shell (9) and the triangular rear frame body are made of titanium alloy components;

the Z-axis plug-in structure comprises a main battery support (801) arranged on one side of the top of a battery lower pipe (8), a convex column (802) is arranged on one side of the top end of the main battery support (801), the Z-axis plug-in structure also comprises an upper concave part (1101) arranged on one side of the bottom end of a battery unit (11), and a positioning pin which is in bolt connection with the convex column (802) is arranged on one side of the top end of the battery unit (11);

the X-axis embedded structure is a concave hole (804) arranged on the other side of the top of the battery lower tube (8), a secondary battery support (803) is arranged on the inner wall of one side of the concave hole (804), the X-axis embedded structure further comprises a conical protrusion (1102) arranged on the outer wall of the other side of the battery unit (11), and the conical protrusion (1102) and the concave hole (804) are embedded with each other.

2. The titanium alloy electric bicycle frame of claim 1, wherein: the triangle rear frame body is an upper fork arm (4) arranged at the other end of the surface of the middle tube (1), and a lower fork arm (7) arranged on the outer wall of one side of the motor shell (9), wherein one ends of the upper fork arm (4) and the lower fork arm (7) close to each other are connected with each other through a rear hook claw (5).

3. The titanium alloy electric bicycle frame of claim 2, wherein: the inside of back hook claw (5) is according to installing dish seat (6) of stopping, install velometer support (701) on the inner wall of lower yoke (7) one side.

4. The titanium alloy electric bicycle frame of claim 2, wherein: the upper fork arm (4) comprises two symmetrical groups of titanium alloy straight pipes and a reinforcing short pipe arranged between the two groups of titanium alloy straight pipes.