TWM610190U - Lifting/descending and chain lock structure of bicycle carrier - Google Patents

Abstract

A lifting and chain-locking structure of a carriage frame. A movable positioning frame is mainly provided on the upper end of the base of the carriage frame for fixing the bicycle frame. The positioning frame is assembled with a positioning anti-theft lock chain. The aforementioned positioning frame can be installed on the base. The seat is raised and lowered to adjust the position to adjust the height of the positioning frame, and then the bicycle frame is fixed by the anti-theft chain, so that the bicycle can be tightly connected to the carriage frame, achieving stable transportation and anti-theft purposes.

Description

Carrying frame can be raised and lowered and chain structure

This creation is related to the carrying frame, and in particular refers to a carrying frame that can be raised and lowered and a chain structure, which can provide different types of bicycles to be installed outside the carrying frame, and further use the anti-theft chain to achieve a stable transport process and prevent the bicycle from being stolen. The effect of walking.

According to the general family travels, cars are often used as a substitute. In order to be able to enjoy the fun of riding a bicycle while traveling outdoors, a bicycle carrier frame product has been developed, which is mainly connected to the rear wheel of the car and uses the carrier frame Support bicycles, make the bicycle move with the car, and carry the bicycle conveniently and safely.

However, there are some size restrictions on the carrier frame. If a larger carrier frame is used to transport a smaller bicycle, it will easily shake and become unstable during transportation. If a smaller carrier frame is used, it will naturally not be possible to transport a large-size bicycle; If multiple bicycles are transported, it is necessary to consider whether the bicycles are of the same size, causing inconvenience for consumers.

In addition, the current carrying frame does not have an anti-theft mechanism. If someone wants to steal the bicycle, the bicycle can be taken away by unfastening the straps and other fixed components.

How to improve the lack of customary structure is a problem that the relevant industry actively solves.

The purpose of this creation is to provide a lifting and chain-locking structure for the carrying frame. The upper end of the base of the carrying frame for fixing the bicycle frame is provided with a movable positioning frame, and the aforementioned positioning frame can be raised and lowered on the base to adjust the position. Furthermore, the height of the positioning frame can be adjusted, so that the bicycle can be tightly connected to the carriage frame, and the purpose of stable transportation can be achieved.

Another purpose of the present creation is to provide a lifting and chain-locking structure for the carrying frame. The aforementioned positioning frame is further provided with an anti-theft chain for connecting the bicycle frame, and the aforementioned anti-theft chain is connected to a spring to provide the anti-theft chain with a certain The bicycle frame is fixed on the positioning frame to achieve the effect of stable transportation and anti-theft.

The structure that can achieve the above purpose mainly includes:

A base, which provides the bicycle body connection;

At least one set of supporting groups is installed on the left and right ends of the base, the supporting group includes a front wheel fixing group and a rear wheel fixing group, the front wheel fixing group and the rear wheel fixing group are respectively provided with a The fixing device fixes the front wheel of the bicycle and the rear wheel of the bicycle; it is characterized by:

There is a vertical rod in the center of the base. The above-mentioned vertical rod is provided with a number of positioning holes. The vertical rod is further equipped with a positioning frame. The positioning frame is provided at the lower end of the center with a through sleeve for fitting the vertical rod. Part, the aforementioned sleeve part is provided with perforations corresponding to some positioning holes, and then at least one screw is used to lock the perforation and the positioning hole, and then the nut is used for positioning;

The positioning frame has a hollow structure. A spring and a steel cable are provided at one end of the positioning frame. The spring is connected to one end of the steel cable. After the other end of the aforementioned steel cable passes through the interior of the positioning frame, it is opposite to the spring. The other end is provided with a through exit, the steel cable passes through the through exit, and then is combined with the upper end of the positioning frame;

When in use, the height of the positioning frame is adjusted through the screw and nut, and the bicycle frame is positioned in conjunction with the steel cable, so that the bicycle can be firmly fixed on the carrier frame during transportation.

In the embodiment of the present invention, the other end of the steel cable relative to the spring is a movable end, and at least one locking part is provided on the movable end; the upper end of the aforementioned positioning frame is provided with a locking part, and the locking part is provided with There is a lock tongue, the lock tongue corresponds exactly to the lock part, the lock part is controlled by a key, and the lock tongue position of the lock part is controlled by the key to achieve the effect of locking the movable end.

In the embodiment of this creation, the outer layer of the steel cable is covered with a soft layer.

In the embodiment of this creation, the upright rod is a square tube, and there are multiple positioning holes on the four faces of the upright rod, and the aforementioned sleeve part can be optionally arranged in any axial direction. .

In the embodiment of this creation, the wearing part is composed of a ㄇ-shaped fixed plate and a movable sliding block, the aforementioned spring is connected to one end of the ㄇ-shaped fixed plate, and the movable sliding block is a hollow shell. , And set perforations for positioning on the ㄇ-shaped fixed plate and the movable sliding block.

In the embodiment of this creation, the base is further provided with a license plate holder.

In the embodiment of this creation, the front wheel fixing group and the rear wheel fixing group are provided with a light signal group at the lower ends.

Therefore, based on the technical means of this creation, a brief description of the effects that this creation can obtain is as follows:

1. This creation solves the problem that the conventional carrying rack can only be loaded with a single bicycle of one specification, and it can provide bicycles of different specifications and different sizes that can be connected to the base, reducing the user to purchase different types of carrying racks and reducing equipment costs .

2. This creation also combines an anti-theft chain structure to prevent bicycles from being stolen.

3. The positioning frame can be installed on the pole in multiple directions. When the positioning frame and the supporting group are arranged vertically, the volume can be reduced and the packaging and storage are convenient.

In order to enable your reviewer to have a better understanding and recognition of the features and characteristics of this case, the following preferred embodiments are listed and illustrated as follows:

Please refer to Figures 1 to 10, the lifting and chain structure of the present creative carrying frame mainly includes: a base 1 and two supporting groups 2.

As shown in Figure 1, Figure 2, Figure 4 to Figure 7, Figure 10, the base 1 provides a bicycle body connection.

As shown in Figure 1, each of the supporting groups 2 is installed on the left and right ends of the base. Each supporting group 2 includes a front wheel fixing group 21 and a rear wheel fixing group 22, the front wheel fixing group 21 and the rear wheel fixing group 21 The wheel fixing group 22 is respectively provided with a fixing device 211, 221 to fix the front wheel of the bicycle and the rear wheel of the bicycle.

As shown in Figures 1 to 6, the base 1 has a vertical rod 11 in the center. The above-mentioned vertical rod 11 is provided with a plurality of positioning holes 111. The vertical rod 11 is further provided with a positioning frame 12, the positioning frame 12 At the lower end of the center is provided a sleeve portion 13 for fitting with the vertical rod 11. The aforementioned sleeve portion 13 is provided with perforations 131 corresponding to the positioning holes 111, and at least one screw 101 is used to lock the perforation 131 and After the positioning hole 111, a nut 10 is used for positioning; the positioning frame 12 has a hollow structure. A spring 14 and a steel cable 15 are provided at one end of the positioning frame 12, and the spring 14 is connected to one end of the steel cable 15. After the other end of the aforementioned steel cable 15 passes through the inside of the positioning frame 12, a through hole 121 is provided at the other end opposite to the spring 14, the steel cable 15 passes through the through hole 121, and then is coupled to the upper end of the positioning frame 12.

As shown in FIG. 4, the vertical rod 11 is a square tube, and a plurality of positioning holes 111 are provided on the four faces of the vertical rod 11, and the aforementioned sleeve 13 can be optionally provided in any one The axial direction, in other words, when the bicycle is usually carried, the positioning frame 12 is arranged as shown in FIG. 1. For storage, packaging and transportation, the positioning frame 12 can be turned 90 degrees and can be set to the state shown in FIG. 2.

As shown in Figure 3, the sleeve 13 is composed of a ㄇ-shaped fixed plate 132 and a movable sliding block 133. The aforementioned spring 14 is connected to one end of the ㄇ-shaped fixed plate 132, and the movable sliding block 133 is A hollow shell, and the ㄇ-shaped fixed plate 132 and the movable sliding block 133 are provided with perforations 131 for positioning.

As shown in FIGS. 7-9, the other end of the steel cable 15 relative to the spring is a movable end 151, and at least one locking portion is provided on the movable end 151; a locking portion 16 is provided on the upper end of the aforementioned positioning frame 12 , The locking portion 16 is provided with a locking tongue, the locking tongue corresponds exactly to the locking portion, the locking portion 16 is controlled by a key 17, and the lock tongue position of the locking portion is controlled by the key 17 to achieve locking The function of the movable end 151.

As shown in FIGS. 3 to 7, the outer layer of the steel cable 15 is covered with a soft layer 152, and the soft layer 152 is used to protect the baking paint of the pole 11 and the bicycle frame to prevent the steel cable 15 from scratching the appearance.

As shown in Figure 6, the positioning frame 12 is adjusted up and down through the screw 101 and the nut 10. As shown in Figures 8 to 10, the steel cable 15 is used to position the bicycle frame to provide the bicycle during transportation. It can be firmly fixed to the carrier frame.

In addition, for safety during transportation, the base 1 is further provided with a license plate holder 18; and the lower ends of the front wheel fixing group 21 and the rear wheel fixing group 22 are provided with a light signal group 3.

In summary, this creative structure has never been seen in books or publicly used, and sincerely meets the requirements of a new patent application. I sincerely ask Jun Bureau to approve the patent as soon as possible. I really pray.

For those who need to be clarified, the above are the technical principles immediately used in the specific implementation of this creation. If the changes made according to the conception of this creation, the resulting function still does not exceed the spirit covered by the manual and drawings, All should be combined with Chen Ming within the scope of this creation.

1: pedestal 11: pole 10: Nut 101: Screw 111: positioning hole 12: Positioning frame 121: go through the exit 13: Wearing sets 131: Piercing 132: ㄇ type fixed plate 133: active slider 14: Spring 15: Steel cable 151: Activity End 152: soft layer 16: Locking part 17: Key 18: License Plate Frame 2: Support group 21: Front wheel fixed group 211: Fixture 22: Rear wheel fixed group 221: Fixture 3: light group

Figure 1 is a three-dimensional view of this creation when it is unfolded. Figure 2 is a perspective view of the structure of the base. Figure 3 is an exploded view of the structure of the positioning frame. Figure 4 is a structural diagram of the positioning frame installed on the pole. Fig. 5 is a cross-sectional view of the structure of Fig. 4. Fig. 6 is a use state diagram of Fig. 4. Fig. 7 is a structural arrangement diagram of springs and steel cables. Figures 8 and 9 are diagrams of the use state of the cable lock. Figure 10 is a diagram of the state of use of this creation.

1: pedestal

10: Nut

101: Screw

11: pole

111: positioning hole

12: Positioning frame

121: go through the exit

13: Wearing sets

14: Spring

15: Steel cable

151: Activity End

152: soft layer

16: Locking part

Claims (7)

A lifting and chain-locking structure of a carriage frame, which mainly includes: A base, which provides the bicycle body connection; At least one set of supporting groups is installed on the left and right ends of the base, the supporting group includes a front wheel fixing group and a rear wheel fixing group, the front wheel fixing group and the rear wheel fixing group are respectively provided with a The fixing device fixes the front wheel of the bicycle and the rear wheel of the bicycle; it is characterized by: There is a vertical rod in the center of the base. The above-mentioned vertical rod is provided with a number of positioning holes. The vertical rod is further equipped with a positioning frame. The positioning frame is provided at the lower end of the center with a through sleeve for fitting the vertical rod. Part, the aforementioned sleeve part is provided with perforations corresponding to some positioning holes, and then at least one screw is used to lock the perforation and the positioning hole, and then the nut is used for positioning; The positioning frame has a hollow structure. A spring and a steel cable are provided at one end of the positioning frame. The spring is connected to one end of the steel cable. After the other end of the aforementioned steel cable passes through the interior of the positioning frame, it is opposite to the spring. The other end is provided with a through exit, the steel cable passes through the through exit, and then is combined with the upper end of the positioning frame; When in use, the height of the positioning frame is adjusted through the screw and nut, and the bicycle frame is positioned in conjunction with the steel cable, so that the bicycle can be firmly fixed on the carrier frame during transportation. The lifting and chaining structure of the carriage frame according to claim 1, wherein the other end of the steel cable relative to the spring is a movable end, and at least one locking part is provided on the movable end; the upper end of the aforementioned positioning frame is provided There is a lock part, the lock part is provided with a lock tongue, the lock tongue exactly corresponds to the lock part, the lock part is controlled by a key, and the lock tongue position of the lock part is controlled by the key to achieve the lock The function of the active end. The vehicle carrying frame can be raised and lowered and the chain structure according to claim 1, wherein the outer layer of the steel cable is covered with a soft layer. The vehicle carrying frame can be raised and lowered and the chain structure according to claim 1, wherein the vertical rod is a square tube, and a plurality of positioning holes are provided on all four faces of the vertical rod, the aforementioned The sleeve part can be optionally arranged in any axial direction. According to claim 1, the lifting and chaining structure of the carriage frame, wherein the sleeve part is composed of a ㄇ-shaped fixed plate and a movable sliding block, and the aforementioned spring is connected to one end of the ㄇ-shaped fixed plate , The movable sliding block is a hollow shell, and the ㄇ-shaped fixed plate and the movable sliding block are provided with perforations for positioning. The vehicle carrying frame can be raised and lowered and the chain structure as described in claim 1, wherein the base is further provided with a license plate frame. According to claim 1, the vehicle carrying frame can be raised and lowered and the chain structure, wherein the lower ends of the front wheel fixing group and the rear wheel fixing group are provided with a light signal group.

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