CN212889731U

CN212889731U - High-bearing-capacity anti-skid chain automatic locking device meeting use requirements of truck

Info

Publication number: CN212889731U
Application number: CN202022008187.3U
Authority: CN
Inventors: 陈利军; 刘永刚
Original assignee: Hangzhou Xiaoshan Hengli Plastic Product Factory
Current assignee: Hangzhou Xiaoshan Hengli Plastic Product Factory
Priority date: 2020-09-15
Filing date: 2020-09-15
Publication date: 2021-04-06
Anticipated expiration: 2030-09-15

Abstract

The utility model provides a satisfy high type of bearing anti-skidding chain automatic locking ware that truck user demand, include: the shell, the runner, energy storage spring, the latch segment, first reset spring pushes away the button, second reset spring pushes away the button piece, the stopper, third reset spring, the steel cable, button and fourth reset spring. According to the utility model discloses automatic locker of tyre chain can install fast, and is small, need not to take off the gloves operation, but self-interacting chain elasticity, can self-correct chain length, be convenient for accomodate, have certain waterproof function, satisfy road service conditions such as ice and snow or mire, the utility model discloses not only improve tyre chain installation effectiveness, still improved vehicle driving safety performance to the self-interacting function of tyre chain, satisfied the high load requirement of the tyre chain connecting device of truck class transport means. The utility model discloses a chaste tree tooth meshing structure, to the available engineering plastics of the higher chaste tree wheel of bearing capacity requirement or metal realize batch production, satisfy the requirement to different vehicle bearing capacities.

Description

High-bearing-capacity anti-skid chain automatic locking device meeting use requirements of truck

Technical Field

The utility model relates to a machinery tightens up the field, in particular to high-load-bearing type anti-skidding chain automatic locking ware who satisfies truck user demand. The automatic locking device is a device of an axial meshing chaste wheel structure which is used for tightening, overlapping, locking and automatically loosening an anti-skid chain.

Background

Because of the traffic accident problem that road skidding leads to the out-of-control braking of vehicles in snowy days, many countries in the world have already set out the requirements related to the use of anti-skid chains in snowy days.

At present, some anti-skid chain quick connecting devices also exist in international and domestic markets, but the anti-skid chain is difficult to install conveniently in use, the self-adjusting function of the tightness of the anti-skid chain cannot be realized, the anti-skid chain is easy to loosen in a vehicle running state, and the effective service time and the number of times cannot be met.

At present, with the importance of driving safety in all countries in the world, the requirements on the functions of automobile anti-skid chains are increased.

Along with the increasing importance of drivers on the safety cost problem, the requirements of faster installation and positioning are provided for the snow antiskid chain used by drivers and automobile manufacturers, and particularly, the requirements of higher bearing tension, quicker operation and automatic adjustment function are provided for the snow antiskid chain connecting device by heavy trucks.

The existing snow tire chain hasp device for the automobile tire cannot meet the requirements of quick installation of a high-bearing vehicle and automatic adjustment of the joint state of a tire chain and the tire.

SUMMERY OF THE UTILITY MODEL

The present invention aims at solving at least one of the technical problems in the related art to a certain extent.

Therefore, an object of the utility model is to provide a satisfy high type of bearing tyre chain automatic locking ware that truck user demand can install fast, and is small, need not to take off the gloves operation, but self-interacting chain elasticity can correct chain length by oneself, is convenient for accomodate, possesses waterproof function simultaneously, has not only improved operating efficiency and has still improved the rate of accuracy of operation, has also satisfied the high load requirement of the tyre chain connecting device of truck class transport means.

According to the utility model discloses satisfy high type of bearing anti-skidding chain automatic locking ware of truck user demand, include:

a housing;

the rotating wheel is rotatably arranged on the shell, a plurality of first locking ratchets are uniformly arranged on the upper surface of the large-diameter section of the rotating wheel along the circumferential direction of the rotating wheel, and a plurality of non-return grooves positioned below the first locking ratchets are formed in the peripheral wall of the large-diameter section of the rotating wheel;

the energy storage spring is coaxially sleeved in the rotating wheel, a first end of the energy storage spring is fixed with the shell, a second end of the energy storage spring is fixed with the rotating wheel, and the energy storage spring is used for normally driving the rotating wheel to rotate anticlockwise;

the locking block is arranged on the shell in a vertically movable mode and sleeved on the small-diameter section of the rotating wheel, a plurality of second locking ratchets meshed with the first locking ratchets are arranged on the lower surface of the locking block, and an upper lifting shifting block is arranged on the upper surface of the locking block;

the lower end of the first return spring abuts against the upper surface of the locking block, the upper end of the first return spring abuts against the shell, and the first return spring is used for normally pushing the locking block downwards;

the push button is arranged on the shell and can move back and forth along the radial direction of the rotating wheel, the push button is provided with a positioning groove, one end of the second reset spring abuts against the shell, the other end of the second reset spring abuts against the push button, the second reset spring is used for enabling the push button to be far away from the center of the rotating wheel, one end of the push button is fixedly connected with the push button, the other end of the push button is matched with the upper lifting shifting block, the limiting block is arranged on the shell and can move back and forth along the radial direction of the rotating wheel, the limiting block is matched with any one of the non-return grooves, the third reset spring is arranged between the limiting block and the push button, and when the push button moves towards the center of the rotating wheel by overcoming the acting force of the second reset spring, the push button block moves synchronously and is combined with the upper lifting shifting block to overcome the acting force of the first return spring to lift the locking block so as to separate the locking block from the rotating wheel, meanwhile, the limiting block moves towards the center of the rotating wheel and is combined with one of the non-return grooves, and when the second return spring pushes the push button to move away from the center of the rotating wheel, the push button block is separated from the upper lifting shifting block and the limiting block is separated from one of the non-return grooves;

the steel cable is wound on the peripheral wall of the rotating wheel, a first end of the steel cable is fixed with the rotating wheel, and a second end of the steel cable extends out of the shell;

the lower end of the button extends into the shell from the outside to the bottom, the lower end of the fourth reset spring is abutted against the shell, the upper end of the fourth reset spring is abutted against the lower end of the button, the fourth reset spring is used for normally pushing the button upwards to enable the upper end of the button to protrude upwards from the shell, and the button is provided with a positioning buckle matched with the positioning groove.

Advantageously, said automatic chain locker of high load capacity type meeting the use requirements of the truck further comprises a strap connected to said second end of said wire cable.

Advantageously, the lap joint comprises an upper lap joint cover and a lower lap joint cover, and the upper lap joint cover and the lower lap joint cover are connected through a lap joint rivet.

Advantageously, the automatic high-load-capacity snow chain locker meeting the use requirement of the truck further comprises a lap-buckle protective sleeve arranged on the housing for the second end of the steel cable to pass through and located on the upstream side of the lap-buckle.

Advantageously, the shell comprises an upper shell and a lower shell, and the upper shell and the lower shell are connected through a shell connecting rivet column.

Advantageously, a sealing ring is arranged between the upper housing and the lower housing.

Advantageously, the high-load-bearing automatic anti-skid chain locker meeting the use requirement of the truck further comprises a fifth return spring, one end of the fifth return spring abuts against the shell, the other end of the fifth return spring abuts against the push button block, and the fifth return spring is used for enabling the push button block to be always away from the center of the rotating wheel.

Advantageously, the high-load-bearing automatic anti-skid chain locker further comprises a second movement structure system, wherein the second movement structure system comprises a push button block, a push button, a riveting column and a rotatable push rod, one end of the rotatable push rod abuts against the push button, the other end of the rotatable push rod is sleeved with the riveting column, and the side edge of the rotatable push rod is in contact with the push button block.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

FIG. 1 is an assembled and operational view of a high capacity automatic snow chain locker for meeting the demands of a truck according to one embodiment of the present invention;

FIG. 2 is a schematic view of the use of the high duty automatic chain locker to meet the demands of a truck in use, according to one embodiment of the invention;

FIG. 3 is an exploded view of a high duty automatic chain locker for trucks in accordance with one embodiment of the invention;

FIG. 4 is a schematic view of the upper housing assembly of the high duty automatic snow chain locker meeting the use requirements of a truck according to one embodiment of the present invention;

FIG. 5 is a schematic diagram of the operation of a high duty automatic snow chain locker meeting the demands of truck use according to one embodiment of the invention;

FIG. 6 is a schematic view of a lap-buckle configuration of a high duty automatic chain locker for use in a truck in accordance with one embodiment of the present invention;

FIG. 7 is a schematic view of the lower housing assembly of the high duty automatic snow chain locker meeting the use requirements of a truck in accordance with one embodiment of the present invention;

FIG. 8 is a schematic view of the control structure of the high load type automatic locking device for snow chains according to one embodiment of the present invention;

FIG. 9 is a schematic view of the push rod controlled external structure of the high load type automatic chain locker for trucks in accordance with one embodiment of the present invention;

fig. 10 is a schematic view of the internal structure of a high load type automatic chain locker controlled by a push rod according to one embodiment of the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

The following describes in detail a high load type automatic locking device for a snow chain according to an embodiment of the present invention, which satisfies the use requirement of a truck, with reference to the accompanying drawings.

As shown in fig. 1 to 10, the utility model discloses a satisfy high load-bearing type tyre chain automatic locker of truck user demand according to the embodiment of the utility model, include: the device comprises a shell, a rotating wheel 16, an energy storage spring 22, a locking block 7, a first return spring 5, a push button 17, a second return spring 15, a push button block 4, a limiting block 19, a third return spring 18, a steel cable 10, a button 3 and a fourth return spring 20.

Specifically, the shell comprises an upper shell 1 and a lower shell 21, and the upper shell 1 and the lower shell 21 are connected through a shell connecting rivet column 2. Advantageously, the upper casing 1 and the lower casing 21 are correspondingly provided with grooves for housing the sealing rings, so as to facilitate the fixing of the sealing rings between the upper casing 1 and the lower casing 21, so as to achieve a certain waterproof function.

The runner 16 is inverted T-shaped in cross-section. The rotating wheel 16 is rotatably arranged on the housing, a plurality of first locking ratchets are uniformly arranged on the upper surface of the large-diameter section of the rotating wheel 16 along the circumferential direction of the rotating wheel 16, and a plurality of check grooves located below the plurality of first locking ratchets are formed on the outer circumferential wall of the large-diameter section of the rotating wheel 16.

The energy storage spring 22 is coaxially sleeved in the rotating wheel 16, a first end of the energy storage spring 22 is fixed with the shell, a second end of the energy storage spring 22 is fixed with the rotating wheel 16, and the energy storage spring 22 is used for normally driving the rotating wheel 16 to rotate anticlockwise.

The locking block 7 is arranged on the shell in a vertically movable mode and sleeved on the small-diameter section of the rotating wheel 16, a plurality of second locking ratchets meshed with the first locking ratchets are arranged on the lower surface of the locking block 7, and an upper lifting shifting block with an inner inclined plane structure is arranged on the upper surface of the locking block 7.

The lower end of the first return spring 5 abuts against the upper surface of the locking block 7, the upper end of the first return spring 5 abuts against the shell, and the first return spring 5 is used for normally pushing the locking block 7 downwards.

The push button 17 is arranged on the shell and can move in a reciprocating mode along the radial direction of the rotating wheel 16, and a positioning groove is formed in the push button 17. One end of the second return spring 15 abuts against the housing and the other end of the second return spring 15 abuts against the push button 17, the second return spring 15 being used to keep the push button 17 away from the center of the wheel 16. One end of the push button block 4 is fixedly connected with the push button 17, and the other end of the push button block 4 is matched with the upper lifting shifting block. The limiting block 19 is arranged on the shell and can move in a reciprocating mode along the radial direction of the rotating wheel 16, and the limiting block 19 is matched with any one of the non-return grooves. The third return spring 18 is arranged between the limiting block 19 and the push button 17. When the push button 17 moves toward the center of the rotating wheel 16 against the urging force of the second return spring 15, the push button 4 moves in synchronization and engages with the uplift paddle to uplift the lock block 7 against the urging force of the first return spring 5 to disengage the lock block 7 from the rotating wheel 16, and at the same time, the stopper 19 moves toward the center of the rotating wheel 16 and engages with one of the plurality of non-return grooves. When the second return spring 15 pushes the push button 17 to move away from the center of the rotating wheel 16, the push button block 4 is disengaged from the upper lifting toggle block and the limit block 19 is disengaged from one of the plurality of non-return grooves.

The cable 10 is wound around the peripheral wall of the wheel 16, a first end of the cable 10 being fixed to the wheel 16 and a second end of the cable 10 protruding outside the housing. A steel cable tail fixing ring 13 and a steel cable second fixing ring 12 are arranged at the first end of the steel cable 10, a first fixing ring 11 and a second fixing ring 12 are arranged at the second end of the steel cable 10, the second end of the steel cable 10 extends out of the shell and is riveted with the lap joint buckle upper cover 8 and the lap joint buckle lower cover 23 through the lap joint riveting column 9, the second fixing ring 12 is hemispherical, and one surface facing the shell is a plane;

the lower end of the button 3 extends downwards into the shell outside the shell, the lower end of a fourth return spring 20 abuts against the shell, the upper end of the fourth return spring 20 abuts against the lower end of the button 3, the fourth return spring 20 is used for normally pushing the button 3 upwards to enable the upper end of the button 3 to protrude upwards from the shell, and a positioning buckle matched with the positioning groove is arranged on the button 3.

According to the utility model discloses a concrete embodiment, the high type of bearing weight of antiskid chain automatic locking ware that satisfies truck user demand still include the overlap joint knot, the overlap joint knot links to each other with the second end of steel cable 10. Advantageously, the lap joint comprises an upper lap joint cover 8 and a lower lap joint cover 23, and the upper lap joint cover 8 and the lower lap joint cover 23 are connected by a lap joint rivet 9. Further, the high-load-bearing automatic anti-skid chain locker meeting the use requirement of the truck further comprises a lap-buckle protective sleeve 14, and the lap-buckle protective sleeve 14 is arranged on the shell for the second end of the steel cable 10 to pass through and is positioned on the upstream side of the lap-buckle.

Advantageously, the high-load automatic locking device for snow chains meeting the use requirements of trucks further comprises a fifth return spring 6, one end of the fifth return spring 6 abuts against the housing and the other end of the fifth return spring 6 abuts against the push button block 4, the fifth return spring 6 is used for keeping the push button block 4 away from the center of the runner 16.

When it is desired to pull out cable 10, push button 17 is pushed in toward the center of reel 16, and the detent on button 3 engages the detent on button 17 to lock the pushed-in position of button 17. As the push button 17 is pushed in, the push button block 4 moves synchronously and engages with the uplift-toggle block to uplift the locking block 7 against the action force of the first return spring 5 to disengage the locking block 7 from the rotating wheel 16, and at the same time, the stopper 19 moves toward the center of the rotating wheel 16 and engages with one of the non-return grooves. At this time, the turning wheel 16 can only rotate clockwise but not counterclockwise due to the limiting function of the limiting block 19, and the wire rope 10 can be pulled out and stays at a desired length without retracting the wire rope 10.

When the button 3 is pressed down, the fourth return spring 20 is compressed, the lower end of the button 3 moves downwards, the positioning buckle on the button 3 is separated from the positioning groove on the push button 17, the push button 17 moves towards the center far away from the rotating wheel 16 under the pushing of the restoring force of the second return spring 15 and resets to drive the push button block 4 to be separated from the upper lifting shifting block and drive the limiting block 19 to be separated from one of the non-return grooves, the locking block 7 falls under the restoring force of the first return spring 5, the second locking ratchets of the locking block 7 are meshed with the first locking ratchets of the rotating wheel 16, at the moment, the rotating wheel 16 can only rotate anticlockwise but not rotate clockwise, and only the steel cable 10 retracts but cannot be pulled outwards, so that the self-tightening effect is achieved.

That is to say, adopt according to the utility model discloses the high type tyre chain automatic locking ware that bears who satisfies truck user demand when the user needs to install the tyre chain additional to the vehicle tire, the user only need press earlier push button 17 and make steel cable 10 pull out, and the adjustment targets in place the back, and it can to make steel cable 10 withdrawal location to press button 3 again. When the user needs to take off the anti-skid chain, the user can press the push button 17 and then the push button 3, which is very convenient.

In order to expand the control method of the present invention, the structure illustrated in fig. 9 and fig. 10 can be adopted, that is, the control method of the push button of the high-load-bearing type automatic locking device for anti-skid chains meeting the use requirement of the truck can be changed into a structure in which the push button 17 pushes the rotatable push rod 25 sleeved on the rivet column 2 on one side to drive the push button block 4 to move. One end of the 25 is propped against the 17, the other end is sleeved with the 2, and the side edge of the 25 is contacted with the 4.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims

1. A high load bearing type automatic locking device for a snow chain meeting the use requirement of a truck is characterized by comprising:

a housing;

2. The automatic high duty chain locker for use in trucks of claim 1 further comprising a strap connected to the second end of said wire cable.

3. The automatic high-load-bearing anti-skid chain locker meeting the use requirement of the truck as claimed in claim 2, wherein the lap joint buckle comprises an upper lap joint buckle cover and a lower lap joint buckle cover, and the upper lap joint buckle cover and the lower lap joint buckle cover are connected through a lap joint rivet.

4. The automatic high duty chain locker for use in trucks of claim 2 further comprising a lap buckle protective sleeve on said housing for the second end of said wire cable to pass through and located upstream of said lap buckle.

5. The automatic high load chain locker for trucks of claim 1 wherein the housing comprises an upper housing and a lower housing, the upper housing and the lower housing being connected by a housing connecting stud.

6. The automatic high load chain locker for use in trucks of claim 5 where a sealing ring is provided between the upper and lower housings.

7. The automatic high load chain locker meeting the requirement of truck use of claim 1 further comprising a fifth return spring having one end abutting against the housing and the other end abutting against the push button for biasing the push button away from the center of the wheel.

8. The automatic high-load-bearing anti-skid chain locker meeting the use requirement of the truck as claimed in claim 1, further comprising a second kinematic structure system, wherein the second kinematic structure system comprises a push button block, a push button, a rivet column and a rotatable push rod, one end of the rotatable push rod abuts against the push button, the other end of the rotatable push rod is sleeved with the rivet column, and the side edge of the rotatable push rod is in contact with the push button block.