CN108773327B

CN108773327B - Automobile luggage rack

Info

Publication number: CN108773327B
Application number: CN201810408986.4A
Authority: CN
Inventors: 赵良
Original assignee: Zhejiang Xin Ji Technology Co Ltd
Current assignee: CHONGQING YOUBO MACHINERY MANUFACTURING Co.,Ltd.
Priority date: 2018-04-28
Filing date: 2018-04-28
Publication date: 2020-01-14
Anticipated expiration: 2038-04-28
Also published as: CN108773327A

Abstract

The application relates to the technical field of automobile accessories and discloses an automobile luggage rack which comprises a mounting seat and a support rack assembly, wherein the support rack assembly comprises an object placing plate, two ends of the object placing plate are connected with telescopic rods, one end of each telescopic rod is connected with a support rod, and one end of each support rod is provided with a clamping assembly; the outer surface of the telescopic rod is sleeved with a first tension spring; an elastic air bag is arranged below the object placing plate, a whistle is arranged on one side of the elastic air bag and comprises a blowing nozzle, a supporting upright post is arranged on the blowing nozzle, the supporting upright post is rotatably connected with a rotating shaft, one end of the rotating shaft is provided with a rotating blade, and the outer edge of the rotating blade is fixedly connected to the inner surface of the same annular body; the upper surface of the blowing nozzle is connected with a sliding plate in a sliding way, and a second flexible pull rope is connected between the sliding plate and the annular body; the air is blown into the whistle by the extrusion of the elastic air bag, and the whistle makes a sound, thereby prompting the user that the transferred luggage is overweight. The invention has the advantages of good damping and buffering effects and prompting that the loaded luggage exceeds the maximum bearing capacity.

Description

Automobile luggage rack

Technical Field

The invention relates to the technical field of automobile accessories, in particular to a luggage rack.

Background

With the continuous improvement of living standard of people, automobiles become main transportation means for people to go out, and many people like to drive off-road vehicles to travel by themselves, so that many people can install luggage racks on the tops of the vehicles for carrying luggage.

People can carry a lot of luggage when going out, the size of the luggage is different, but the supporting cross beams on the existing luggage rack are fixedly arranged, the distance between the supporting cross beams cannot be adjusted, and the small luggage can easily fall off from the supporting cross beams; when people place objects on the luggage rack, the maximum load-bearing capacity of the luggage rack is not considered, so that the top of the automobile is crushed, and passengers are injured to a certain extent in serious cases; when the automobile runs in the field, the road surface is uneven, so that the automobile can drive the luggage to generate a large up-and-down fluctuation phenomenon, the damping effect is poor, the objects with shockproof requirements cannot be carried, and the application range is limited.

Therefore, how to make the supporting beam of luggage rack can adjust the interval to and avoid the luggage weight of placing to exceed the maximum bearing capacity of support frame, and improve the shock attenuation buffering effect of luggage rack, be the problem that now urgently needs to be solved.

Disclosure of Invention

The invention aims to provide an automobile luggage rack to solve the problems that in the prior art, the distance of a supporting cross beam of the luggage rack cannot be adjusted, the weight of placed luggage cannot be prevented from exceeding the maximum bearing capacity of a supporting frame, and the damping and buffering effects of the luggage rack are poor.

In order to achieve the purpose, the basic scheme of the invention is that the automobile luggage rack comprises two strip-shaped installation seats, wherein the installation seats are fixedly arranged at the top of an automobile, the side wall of each installation seat is provided with a first groove, and the first grooves are communicated with clamping openings; a plurality of support frame assemblies are arranged between the two mounting seats, each support frame assembly comprises a horizontally arranged object placing plate, a plurality of first flexible pull ropes are connected to the object placing plates, two ends of each object placing plate are fixedly connected with obliquely arranged telescopic rods, the telescopic rods are fixedly connected with supporting rods, and the supporting rods are connected with clamping assemblies; the distance between the two telescopic rods is gradually reduced from top to bottom, and a first tension spring is sleeved on the outer surface of each telescopic rod; an elastic air bag positioned at the top of the automobile is arranged below the object placing plate, a whistle is arranged on one side of the elastic air bag and comprises a whistle body with a hollow structure, a sounding rolling ball is arranged in the whistle body, the whistle body is connected with a blowing nozzle communicated with the inside of the whistle body, an air inlet is arranged at the end part of the blowing nozzle, an air release port is arranged on the upper surface of the blowing nozzle, and an air pipe is connected between the air inlet and the elastic air bag; a supporting upright post is vertically arranged on the upper surface of the blowing nozzle, the supporting upright post is rotatably connected with a rotating shaft, one end of the rotating shaft, which is far away from the supporting upright post, is provided with a plurality of rotating blades along the circumference, and the outer edges of the rotating blades are fixedly connected with a ring body; the utility model discloses a blow gun, including mouthpiece upper surface, first dog, second dog, slide connection, second extension spring, first dog, second dog, first dog and ring body, mouthpiece upper surface fixed is equipped with first dog, second dog, mouthpiece upper surface sliding connection has the slide that is used for sealing the relief port, be connected the second extension spring between slide and the first dog, the second dog is located between relief port and the support post, first dog is located one side that the second dog was kept away from to the relief port, be connected with the flexible stay cord of second between slide and the ring body.

The working principle of the scheme is as follows: firstly, two ends of a support frame component are clamped and connected with a mounting seat through clamping components, and the number of the support frame components is increased or reduced according to the size of the luggage, so that the interval between the support frame components is adjusted, and the small luggage is prevented from falling off from the support frame component; the luggage is placed on the object placing plate, the object placing plate is acted by the downward gravity of the luggage, the object placing plate pulls the telescopic rod downwards, the telescopic rod overcomes the pulling force of the first tension spring to be stretched, the object placing plate moves downwards, the object placing plate is gradually close to the elastic air bag in the process of moving downwards, when the placed luggage exceeds a certain weight, the object placing plate is contacted with the elastic air bag and extrudes the elastic air bag downwards, the gas in the elastic air bag is extruded to the blow nozzle through the vent pipe, the gas extruded to the blow nozzle is extruded to the whistle body, the airflow is generated in the continuous circulation process of the air, the airflow drives the sounding rolling ball to rotate in the whistle body, redundant air is discharged from the air discharge port, the sounding rolling ball and the inner surface of the whistle body generate friction to generate sound, the generated sound can attract the attention of a user, and the purpose of prompting that the placed luggage exceeds the maximum bearing capacity of the support frame component is achieved; when the luggage is placed, the first flexible pull rope is used for binding the luggage on the object placing plate, the vehicle runs at normal speed, during the running process of the vehicle, airflow is generated on the surface of the vehicle, the airflow drives the rotating blade to rotate, the rotating blade drives the torus to rotate, the second flexible pull rope is wound and wound during the rotation process of the torus, the second flexible pull rope pulls the sliding plate to overcome the tension of the second tension spring, the surface of the blowing nozzle moves towards the air release opening until the air release opening is completely sealed, and meanwhile, the sliding plate can not slide continuously under the blocking of the first stop block, meanwhile, the rotary blade and the ring body can not rotate, the second flexible pull rope is kept in a tightened state, the sliding plate is always in a state of sealing the air release port, so that the luggage is prevented from extruding the elastic air bag when the vehicle bumps, and the whistle is made to sound to interfere the normal operation of the vehicle by a user; after the vehicle stopped, the second extension spring pulling slide, the slide was pulled gradually and is left the relief port to do not shelter from the relief port, the slide also gradually pulls the flexible stay cord of second slowly from the tourus gradually, and first stay cord is in the relaxed state.

Compared with the prior art, the technical scheme has the advantages that: 1. the mounting seat is provided with the plurality of clamping openings, so that the number of the support frame assemblies can be increased or reduced according to actual requirements, the interval between the support frame assemblies is changed, and small luggage is prevented from falling from the space between the support frame assemblies; 2. the first tension spring is sleeved in the outer surface of the telescopic rod, so that the vertical jolt of the luggage can be converted into the extension of the first tension spring, the fluctuation range of the luggage is reduced, meanwhile, a tension force can be constantly applied to the telescopic rod, and the telescopic rod can be timely restored to the original state when the tension force of the object placing plate is lost; 3. by arranging the elastic air bag, when the luggage jolts, part of jolt of the luggage can be converted into compression of the elastic air bag, so that the fluctuation range of the luggage can be reduced; 4. by arranging the whistle, the elastic air bag can be extruded when the weight of the luggage exceeds the maximum bearing capacity of the support frame assembly, and the elastic air bag presses the luggage into the whistle, so that the whistle sounds to prompt a user that the weight of the luggage placed in the whistle exceeds the maximum bearing capacity, the luggage is unloaded in time, and the phenomenon that the luggage crushes the top of a vehicle to cause injury to passengers is avoided; 5. through setting up rotating vane, slide, second extension spring, the flexible stay cord of second, second dog, can realize that the in-process flexible stay cord of second that normally forms at the vehicle drives the slide and shelters from the air release mouth advances, prevents to extrude elastic airbag at the in-process of jolting at luggage for the whistle sound production disturbs the normal operation vehicle of user. The technical scheme not only realizes that the distance between the support frame components can be adjusted, and meets the requirements of luggage with different sizes; meanwhile, the up-and-down jolting of the luggage can be greatly reduced; there is also the advantage of prompting the user to load more luggage than the maximum load capacity.

The clamping assembly comprises a first clamping plate and a second clamping plate, the first clamping plate is hinged with the supporting rod, the second clamping plate is fixedly connected with the supporting rod, the second clamping plate is located below the first clamping plate, a spring is connected between the first clamping plate and the second clamping plate, and a clamping block matched with the clamping port is arranged on the first clamping plate; the clamping block is clamped in the clamping opening under the action of the spring, so that the supporting rod and the mounting seat form a whole.

Further preferably, the side wall of the mounting seat is in threaded connection with a threaded rod, the diameter of the threaded rod is matched with the gap between the first combined plate and the second combined plate, and one end of the threaded rod is positioned in the first groove; the threaded rod is favorable to being inserted into the gap between the first plywood and the second clamping plate by rotating the threaded rod, and the clamping block is further prevented from being separated from the clamping opening in the actual use process.

Further optimization, the upper surface of the blowing nozzle is provided with a sliding groove, and the lower surface of the sliding plate is provided with a bulge matched with the sliding groove; the sliding plate can not be separated from the blowing nozzle when sliding on the blowing nozzle.

Preferably, a second groove is formed in the outer surface of the annular body along the circumference; the second flexible pull rope can be wound and rolled up by the ring body in the rotating process.

Further preferably, a handle is arranged at one end, away from the first groove, of the threaded rod, and an anti-slip sleeve is arranged on the surface of the handle; the handle is favorable for driving the threaded rod to rotate through rotating the handle, and the labor-saving effect is achieved.

Drawings

FIG. 1 is a schematic view of an embodiment of a vehicle roof rack of the present invention;

fig. 2 is an enlarged schematic view of a point a in fig. 1.

Detailed Description

The present invention will be described in further detail below by way of specific embodiments:

reference numerals in the drawings of the specification include: the whistle device comprises a mounting seat 1, a first groove 101, a clamping opening 102, an object placing plate 2, a telescopic rod 3, a first tension spring 4, a supporting rod 5, a first clamping plate 6, a second clamping plate 7, a spring 8, a threaded rod 9, a handle 10, an elastic air bag 11, a whistle body 12, a blowing nozzle 13, an air release opening 131, a supporting upright post 14, a rotating shaft 15, a rotating blade 16, a ring body 17, a first stop block 18, a second stop block 19, a sliding plate 20, a second tension spring 21 and a second flexible pull rope 22.

The embodiment is basically as shown in the attached figures 1 and 2: a car luggage rack comprises two strip-shaped mounting seats 1, wherein the mounting seats 1 are fixedly arranged at the top of a car, a first groove 101 is formed in the side wall of each mounting seat 1, and the first groove 101 is communicated with a clamping opening 102; a plurality of support frame assemblies are arranged between the two mounting seats 1, each support frame assembly comprises a horizontally arranged object placing plate 2, a plurality of first flexible pull ropes are connected to the object placing plates 2, obliquely arranged telescopic rods 3 are fixedly connected to two ends of each object placing plate 2, the telescopic rods 3 are fixedly connected with supporting rods 5, the supporting rods 5 are connected with clamping assemblies, each clamping assembly comprises a first clamping plate 6 and a second clamping plate 7, the first clamping plates 6 are hinged to the supporting rods 5, the second clamping plates 7 are fixedly connected with the supporting rods 5, the second clamping plates 7 are located below the first clamping plates 6, springs 8 are connected between the first clamping plates 6 and the second clamping plates 7, and clamping blocks matched with the clamping openings 102 are arranged on the first clamping plates 6; a threaded rod 9 is connected to the side wall of the mounting seat 1 through threads, the diameter of the threaded rod 9 is matched with the gap between the first plywood and the second clamping board 7, one end of the threaded rod 9 is located in the first groove 101, the other end of the threaded rod 9 is provided with a handle 10, and the surface of the handle 10 is provided with an anti-skidding sleeve; the distance between the two telescopic rods 3 is gradually reduced from top to bottom, and a first tension spring 4 is sleeved on the outer surface of each telescopic rod 3; an elastic air bag 11 positioned at the top of the automobile is arranged below the object placing plate 2, a whistle is arranged on one side of the elastic air bag 11 and comprises a whistle body 12 with a hollow structure, a sounding rolling ball is arranged in the whistle body 12, the whistle body 12 is connected with a blowing nozzle 13 communicated with the interior of the whistle body 12, an air inlet is arranged at the end part of the blowing nozzle 13, an air outlet 131 is arranged on the upper surface of the blowing nozzle 13, and an air pipe is connected between the air inlet and the elastic air bag 11; a supporting upright post 14 is vertically arranged on the upper surface of the blowing nozzle 13, the supporting upright post 14 is arranged close to the air inlet, the supporting upright post 14 is rotatably connected with a rotating shaft 15, one end of the rotating shaft 15 is provided with a plurality of rotating blades 16 along the circumference, the outer edges of the rotating blades 16 are fixedly connected with a ring body 17, and the outer surface of the ring body 17 is provided with a second groove along the circumference; the fixed surface of the upper surface of the blowing nozzle 13 is provided with a first stop block 18 and a second stop block 19, the upper surface of the blowing nozzle 13 is connected with a sliding plate 20 in a sliding manner, the upper surface of the blowing nozzle 13 is provided with a sliding groove, the lower surface of the sliding plate 20 is provided with a bulge matched with the sliding groove, a second tension spring 21 is connected between the sliding plate 20 and the first stop block 18, the second stop block 19 is positioned between the air release port 131 and the support upright post 14, the first stop block 18 is positioned on one side of the air release port 131 far away from the second stop block 19, and a second flexible pull rope 22 is connected between the sliding.

The specific embodiment of the invention is as follows: firstly, inserting a first clamping plate 6 and a second clamping plate 7 at two ends of a support frame assembly into a first groove 101, enabling the first clamping plate 6 to compress a spring 8 downwards, enabling a clamping block to enter the first groove 101, enabling the spring 8 to apply an elastic force to the first clamping plate 6 upwards to enable the clamping block to be clamped in a clamping opening 102, rotating a handle 10 to drive a threaded rod 9 to rotate, enabling the threaded rod 9 to be gradually inserted into a gap between the first clamping plate 6 and the second clamping plate 7, enabling the first clamping plate 6 not to compress the spring 8 downwards, and thus completing clamping of the support frame assembly and a mounting base 1; according to the size of the luggage, the number of the support frame components is increased or decreased, so that the interval between the support frame components is adjusted, and the small luggage is prevented from falling off the support frame components; luggage is placed on the object placing plate 2, the object placing plate 2 is under the action of downward gravity of the luggage, the object placing plate 2 pulls the telescopic rod 3 downwards, the telescopic rod 3 overcomes the pulling force of the first tension spring 4 so as to be elongated, the object placing plate 2 moves downwards, the object placing plate 2 is gradually close to the elastic air bag 11 in the downward movement process of the object placing plate 2, when the placed luggage exceeds a certain weight, the object placing plate 2 is in contact with the elastic air bag 11 and downwards extrudes the elastic air bag 11, the gas in the elastic air bag 11 is extruded to the mouthpiece 13 through the vent pipe, the gas extruded to the mouthpiece 13 is extruded to the whistle body 12, airflow is generated in the continuous circulation process of the gas, the airflow drives the rolling ball to generate sound to rotate in the whistle body 12, the redundant gas is discharged from the vent 131, the sound is generated by the friction between the rolling ball and the inner surface of the whistle body 12, and the generated sound can arouse the attention of a user, the purpose of prompting the placed luggage to exceed the maximum bearing capacity of the support frame component is achieved; when the luggage is placed, the luggage is bound on the object placing plate 2 by using the first flexible pull rope, the vehicle runs at a normal speed, in the running process of the vehicle, the surface of the vehicle generates air flow, the air flow drives the rotating blade 16 to rotate, the rotating blade 16 drives the ring body 17 to rotate, the ring body 17 winds and winds the second flexible pull rope 22 in the rotating process, the second flexible pull rope 22 pulls the sliding plate 20 to overcome the pulling force of the second tension spring 21, the surface of the blowing nozzle 13 moves towards the air release opening 131 until the air release opening 131 is completely sealed, meanwhile, the sliding plate 20 cannot continuously slide under the blocking of the first stopper, meanwhile, the rotating blade 16 and the ring body 17 cannot rotate, the second flexible pull rope 22 is kept in a tight state, the sliding plate 20 is always in a state of sealing the air release opening 131, the luggage is prevented from being extruded on the elastic airbag 11 when the vehicle bumps, and a whistle is made to sound, interfering with the normal operation of the vehicle by the user; when the vehicle stops, the second tension spring 21 pulls the sliding plate 20, the sliding plate 20 is gradually pulled away from the air release opening 131, so that the air release opening 131 is not shielded, the sliding plate 20 gradually pulls the second flexible pull rope 22 from the circular ring body 17, and the first pull rope is in a loose state; the luggage is taken off from the object placing plate 2 by unfastening the first flexible pull rope

The above description is only an example of the present invention, and general knowledge of the technical solutions and the like known in the art is not described herein too much. It should be noted that, for those skilled in the art, without departing from the technical solution of the present invention, several variations and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims

1. A car luggage rack comprises two strip-shaped mounting seats, wherein the mounting seats are fixedly arranged at the top of a car, a first groove is formed in the side wall of each mounting seat, and the first groove is communicated with a clamping opening; a plurality of support frame assemblies are arranged between the two mounting seats, each support frame assembly comprises a horizontally arranged object placing plate, a plurality of first flexible pull ropes are connected to the object placing plates, two ends of each object placing plate are fixedly connected with obliquely arranged telescopic rods, the telescopic rods are fixedly connected with supporting rods, and the supporting rods are connected with clamping assemblies; the method is characterized in that: the distance between the two telescopic rods is gradually reduced from top to bottom, and a first tension spring is sleeved on the outer surface of each telescopic rod; an elastic air bag positioned at the top of the automobile is arranged below the object placing plate, a whistle is arranged on one side of the elastic air bag and comprises a whistle body with a hollow structure, a sounding rolling ball is arranged in the whistle body, the whistle body is connected with a blowing nozzle communicated with the inside of the whistle body, an air inlet is arranged at the end part of the blowing nozzle, an air release port is arranged on the upper surface of the blowing nozzle, and an air pipe is connected between the air inlet and the elastic air bag; a supporting upright post is vertically arranged on the upper surface of the blowing nozzle, the supporting upright post is rotatably connected with a rotating shaft, one end of the rotating shaft, which is far away from the supporting upright post, is provided with a plurality of rotating blades along the circumference, and the outer edges of the rotating blades are fixedly connected with a ring body; the utility model discloses a blow gun, including mouthpiece upper surface, first dog, second dog, slide connection, second extension spring, first dog, second dog, first dog and ring body, mouthpiece upper surface fixed is equipped with first dog, second dog, mouthpiece upper surface sliding connection has the slide that is used for sealing the relief port, be connected the second extension spring between slide and the first dog, the second dog is located between relief port and the support post, first dog is located one side that the second dog was kept away from to the relief port, be connected with the flexible stay cord of second between slide and the ring body.

2. The automotive roof rack of claim 1, characterized in that: the clamping assembly comprises a first clamping plate and a second clamping plate, the first clamping plate is hinged to the supporting rod, the second clamping plate is fixedly connected with the supporting rod, the second clamping plate is located below the first clamping plate, a spring is connected between the first clamping plate and the second clamping plate, and a clamping block matched with the clamping opening is arranged on the first clamping plate.

3. The automotive roof rack of claim 1, characterized in that: the side wall of the mounting seat is in threaded connection with a threaded rod, the diameter of the threaded rod is matched with the gap between the first plywood and the second clamping board, and one end of the threaded rod is located in the first groove.

4. The automotive roof rack of claim 1, characterized in that: the upper surface of the blowing nozzle is provided with a sliding groove, and the lower surface of the sliding plate is provided with a bulge matched with the sliding groove.

5. The automotive roof rack of claim 1, characterized in that: and a second groove is formed in the outer surface of the circular ring body along the circumference.

6. The automotive roof rack of claim 3, characterized in that: the one end that the threaded rod kept away from first recess is equipped with the handle, and the handle surface is equipped with anti-skidding cover.