TWI714180B - Heating handle with power cord stable structure - Google Patents

Abstract

The present invention relates to a heating handle with a power cord stable structure. It comprises a handle inner tube having an outlet end at one end thereof; a fixed bump disposed to the outlet end adjacent to the handle and including a fixed part and a perforated groove formed between the fixed part and an outer surface of the handle inner tube; two power cords crossed at two sides of the fixed bump for respectively winding into the perforated groove and around the outer surface of the handle inner tube; and a heating tablet electrically connected to the two power cords. Thus, the present invention can effectively disperse the pulling stress applied to the two power cords in use of the heating handle and prevent the solder point of the power cord fixed on the heating tablet from being broken or falling off due to pulling.

Description

Heated grip with stable power cord structure

The present invention relates to a heating grip with a stable power cord structure, in particular to a structure that can firmly set the power cord of the heating element, so that the power cord is fixed at a specific position and in a stable state. Therefore, when the power cord When pulled by an external force, the stress on the power cord can be dispersed to prevent the solder joints of the power cord fixed on the heating element from being pulled or disconnected.

According to this, in daily life, ordinary people currently use bicycles, motorcycles, working tools (lawn mowers) and other vehicles or machines. They are usually exposed to the environment when riding or operating. Therefore, they are often exposed to the environment in many cold climates. Countries or regions often need to withstand cold winds and temperatures, so drivers or operators need to wear gloves, scarves and other accessories to reduce the body’s perception of the cold. However, due to the grasp of the grip through the gloves The degree will drop.

In this regard, there is a proposal to install a heating element on the grip; the Republic of China Patent Publication No. TW I562930 "Improved the inner tube of the heating handle", which provides a locomotive handle heated by a heating plate. The previous patent was to avoid the inner tube If there are problems with axial movement and rotation, a stop part is provided on the inner tube of the handle, and it is installed on the iron tube of the handle through an upper cover and a lower cover. The upper and lower covers will fit into the stop part of the inner tube of the handle. With this design, the stopper and the upper cover can prevent the inner tube of the handle from moving axially and rotatingly, so as to improve the comfort and safety of riding a motorcycle. In addition to heating elements, generally heating elements are also used. Optional heating wire to add The hot wire is wound on the inner tube of the handle for heating; however, in actual use, the heater needs to be connected to the power cord for heating, but the solder joints connected between the heater and the power cord are often broken due to external forces, such as When driving using the grip to refuel the throttle, you may accidentally pull the power cord, causing damage to the solder joints, causing the power cord to fall off, causing the heating element to fail; when the heating cord is selected, it will be connected to the control circuit board The electrical connection also has the defect that the solder joints are damaged due to pulling.

In this regard, how to provide a structure that can stabilize the wire of the heating grip so that the wire will not easily fall off the solder joints due to pulling, so as to increase the durability of the heating grip, this is the direction that the inventor has thought of.

Today, the inventor is in view of the fact that the above-mentioned existing heating grip wire still has many deficiencies in actual implementation and use, so it is a tireless spirit, assisted by his rich professional knowledge and years of practical experience, and Improve, and develop the present invention accordingly.

The main purpose of the present invention is to provide a heating grip with a stable power cord structure, which can fix the power cord of the heating plate, so that the power cord is fixed in a specific position by a specific winding method to be in a stable state; so, when the power cord When pulled by an external force, the force applied to the power cord will be dispersed to prevent the solder joints of the power cord fixed on the heating chip from being pulled or disconnected.

In order to achieve the above-mentioned implementation objectives, a heating grip with a stable power cord structure of the present invention includes: a grip inner tube with an outlet end at one end; and a fixing protrusion arranged adjacent to the grip inner tube The outlet end has a fixed part and a through groove formed between the fixed part and the outer surface of the inner tube of the grip. The through groove is a space with opposite perforations on both sides and a closed peripheral side; two The power cords respectively surround the two sides of the fixed part of the fixed protrusion, and are cross-wound into the through groove by the perforations on both sides of the groove of the fixed protrusion, and then run along the inner tube of the handle. The outer surface is arranged around, and the two electricity The power cord is in close contact with the fixed protrusion and the inner tube of the handle; and a heating plate is connected to the two power cords.

In one embodiment of the present invention, the outlet end of the inner tube of the grip forms a power cord conduit, which has an accommodating space.

In an embodiment of the present invention, the power cord guide and the fixing protrusion are integrally formed at one end of the inner tube of the grip.

In an embodiment of the present invention, the two power cords are inserted through the accommodating space of the power cord guide tube and penetrated through the outlet end of the inner tube of the grip.

In one embodiment of the present invention, the two power wires are welded to the heating plate, and the heating plate covers the outer surface of the inner tube of the grip.

In an embodiment of the present invention, the outer surface of one end of the inner tube of the grip further has two opposite fixing grooves, so that the two power cords are respectively fixed in the two fixing grooves.

In an embodiment of the present invention, the fixing portion of the fixing protrusion is formed on the lower edge of the outlet end of the inner handle tube and the outer surface of the inner handle tube.

(1): Grip inner tube

(11): Exit

(12): Fixed slot

(13): Fixed piece

(2): Power cord guide

(21): Housing space

(3): Fixed bump

(31): Fixed part

(32): Wear a slot

(4): Power cord

(5): Heating sheet

(6): Grip outer tube

(7): Compression ring

(71): Ring seat

(8): Screw

Figure 1: The overall appearance of the preferred embodiment of the present invention.

Figure 2: A partial external view of the preferred embodiment of the present invention (1).

Figure 3: Part of the appearance of the preferred embodiment of the present invention (2).

Figure 4: A partial cross-sectional view of the preferred embodiment of the present invention.

Figure 5: A schematic diagram of the welding heater of the preferred embodiment of the present invention.

Figure 6: Actual assembly diagram of the preferred embodiment of the present invention.

The purpose of the present invention and its structural and functional advantages will be described based on the structure shown in the following drawings and specific embodiments, so that the review committee can have a deeper and specific understanding of the present invention.

Please refer to the first figure to the third figure, the invention has a power cord stable structure plus The thermal grip includes: a grip inner tube (1) with an outlet end (11) at one end; a power cord conduit (2), which is further arranged at the outlet end (1) of the grip inner tube (1) 11), which has an accommodating space (21); a fixing protrusion (3), which is arranged at one end of the inner tube (1) of the grip, and has a fixing portion (31) and a fixing portion (31) ) And the outer surface of the grip inner tube (1). The fixing part (31) will be formed at the lower edge of the outlet end (11) of the grip inner tube (1) and the grip inner tube (1) Between the outer surfaces; the two power cords (4) can pass through the accommodating space (21) of the power cord conduit (2), and then cross the two sides of the fixed bumps (3) Winding to the slot (32), and then surrounding the outer surface of the inner handle tube (1); and a heating plate (5) connected to the two power cords (4); among them, the power cord conduit (2) ) And the fixing protrusion (3) are integrally formed at one end of the inner handle tube (1); furthermore, after the two power cords (4) pass through the slot (32), they can be connected along the inner handle tube (1) ) The outer surface is circumferentially fixed in the fixing groove (12), and then the power cord (4) is welded to the heating plate (5), and the heating plate (5) covers the outer surface of the handle inner tube (1) .

In addition, the following specific examples can further prove the scope of practical application of the present invention, but it is not intended to limit the scope of the present invention in any form.

Please continue to refer to the first to third figures, the heating grip with a stable power cord structure of the present invention is attached to the inner tube of the grip (1) with a fixed projection (3) formed on the inner tube (1) of the grip The shape is a hollow cylinder, one end of which is formed with an outlet end (11) and a fixing protrusion (3), and the fixing protrusion (3) is formed on the outer surface of the inner tube (1) of the grip adjacent to the outlet end (11) ), and the two ends of the fixing part (31) of the fixing protrusion (3) are respectively connected to the lower edge of the outlet end (11) of the inner handle tube (1) and the outer surface of the inner handle tube (1), and A through slot (32) is formed under the fixing part (31); in addition, a power cord conduit (2) can be optionally provided at the outlet end (11) of the inner tube (1) of the grip and protrude outward, which It can strengthen the stability of the power cord (4) when it is installed.

In actual use, first pass the power cord (4) through the accommodating space of the power cord guide (2) (21). Generally, the power cord (4) is divided into positive and negative poles, so there will be two power cords (4) passing through the outlet end (11), and the two power cords (4) will each pass from the fixed bump (3) The side edge of the fixing part (31) is wound into the slot (32), so that the two power cords (4) can cross each other through the slot (32). The cross-sectional view is as shown in the fourth figure; the power cord ( 4) After passing through the through slot (32), it is then looped along the outer surface of the inner handle tube (1) and fixed in the fixing slot (12) until it wraps around to form the power cord guide (2) On the other side, the two power cords (4) representing the positive and negative poles can be welded to the heating plate (5). As shown in the fifth figure, since the heating plate (5) is made of flexible material, Therefore, the heating plate (5) can cover the outer surface of the grip inner tube (1); finally, please refer to the sixth figure to provide a grip outer tube (6) and a clamping ring (7) for the grip outer tube (6) For example, it will be sleeved on the outer surface of the inner handle tube (1) in the manner of injection coating, and the clamping ring (7) is fixed to the two fixing pieces protruding from one end of the inner handle tube (1) (13), the compression ring (7) has a ring seat (71), so that the power cord guide (2) with the outer tube of the grip (6) can be placed on the ring seat (71). ) Is provided with threads to allow the screw (8) to be locked in, so that the clamping ring (7) is opposed to the fixing piece (13) of the grip inner tube (1) and the grip outer tube (2) covering the power cord guide (2) 6) Fix it firmly to avoid shaking of the power cord guide (2).

When using the present invention, if it is installed on a bicycle, the driver can be directly connected to the mobile power source. If it is used on a locomotive or working tool (lawn mower), it can be directly connected to the power source on the device to make the power cord (4) The power is transmitted to the heating element (5), so that the heating element (5) starts to heat up, and during driving, the power cord (4) may be accidentally pulled, but because the two power cords (4) are fixed first The side edge of the fixed part (31) of the protrusion (3) is looped into the through groove (32), and then in the through groove (32), it presents a cross-piercing state, and then along the inner tube of the grip (1) The outer surface is circumferentially fixed in the fixing groove (12), and then the power cord (4) is welded with a heating plate (5). This secondary loop design can disperse the tension of the power cord (4) , So that the power cord (4) is not easy to fall off from the solder joints of the heating plate (5), so as to prolong the service life of the heating grip.

As can be seen from the above implementation description, compared with the prior art, the present invention has the following advantages:

1. The heating grip with a stable structure of the power cord of the present invention has a fixed protrusion, which can fix the power cord in a secondary loop mode. The power cord is first looped by the side of the fixed part, and then the groove After the middle cross, surround the inner tube of the grip, and finally weld and fix it with the heating plate to achieve the purpose of secondary winding; this way, when the power cord is pulled due to external force, the stress can be dispersed and the solder joints can be prevented from falling off. The heating function fails.

2. The outer surface of the inner tube of the heating grip with a stable power cord structure of the present invention further has two fixed grooves arranged opposite to each other, so that the power cord can be fixed in the fixed groove to increase the ability and convenience of fixing the power cord The operation of winding operation avoids damage to the solder joints of the power cord and the heating plate due to pulling.

In summary, the heating grip with a stable power cord structure of the present invention can indeed achieve the expected use effect through the embodiments disclosed above, and the present invention has not been disclosed before the application. The provisions and requirements of the Patent Law. If you file an application for a patent for invention in accordance with the law, you are kindly requested to review it and grant a quasi-patent.

However, the above-mentioned illustrations and descriptions are only preferred embodiments of the present invention, and are not intended to limit the scope of protection of the present invention. Those who are familiar with the art will do other things based on the characteristic scope of the present invention. Equivalent changes or modifications should be regarded as not departing from the design scope of the present invention.

(1): Grip inner tube

(12): Fixed slot

(13): Fixed piece

(2): Power cord guide

(21): Housing space

(3): Fixed bump

(31): Fixed part

(32): Wear a slot

(4): Power cord

(5): Heating sheet

(6): Grip outer tube

(7): Compression ring

(8): Screw

Claims (7)

A heating grip with a stable power cord structure, comprising: a grip inner tube, one end of which has an outlet end; a fixing protrusion, which is arranged on one end of the grip inner tube, which has a fixing part and A piercing slot formed between the fixing part and the outer surface of the inner tube of the grip. The piercing slot is a space with opposing perforations on both sides, and a closed space on the peripheral side; two power cords each surround The two sides of the fixed part of the fixed protrusion are cross-wound into the through groove by the through holes on the two sides of the through groove of the fixed protrusion, and then are arranged around the outer surface of the inner tube of the handle, and The two power cords are brought into close contact with the fixed protrusion and the inner tube of the handle; and a heating plate is connected to the two power cords. The heating grip with a stable power cord structure as described in claim 1, wherein the outlet end of the inner tube of the grip forms a power cord conduit with an accommodating space. The heating grip with a stable power cord structure according to claim 2, wherein the power cord guide and the fixing protrusion are integrally formed at one end of the inner tube of the grip. The heating grip with a stable power cord structure according to claim 2, wherein the two power cords pass through the accommodating space of the power cord conduit and penetrate through the outlet end of the inner tube of the grip. The heating grip with a stable power cord structure according to claim 4, wherein the two power cords are welded to the heating plate, and the heating plate covers the outer surface of the inner tube of the grip. The heating grip with a stable power cord structure as described in claim 1, wherein the outer surface of one end of the inner tube of the grip further has two opposite fixing grooves, so that the two power cords are respectively fixed to the two fixing grooves in. The heating grip with a stable power cord structure according to claim 1, wherein the fixing portion of the fixing protrusion is formed on the lower edge of the outlet end of the inner handle and the outer surface of the inner handle.

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