CN107738566B

CN107738566B - Automobile crank arm sunshade

Info

Publication number: CN107738566B
Application number: CN201710989627.8A
Authority: CN
Inventors: 杨玉维; 冯晶晶; 李彬; 赵新华; 赵磊; 刘凉
Original assignee: Tianjin University of Technology
Current assignee: Tianjin University of Technology
Priority date: 2017-10-23
Filing date: 2017-10-23
Publication date: 2020-08-04
Anticipated expiration: 2037-10-23
Also published as: CN107738566A

Abstract

An automobile crank arm sunshade relates to an automobile sunshade device, which is used for sunshade of vehicles exposed in the sun in summer. The automobile sunshade is composed of five parts, namely a base, a connecting bolt sleeve I, a connecting bolt sleeve II, a connecting frame and a crank arm sunshade, wherein the base supports the crank arm sunshade and is hooked with an automobile ceiling; the beneficial effects are that: the automobile sunshade device has the advantages of no need of disassembly, no influence on normal running of an automobile, simplicity in operation, safety in use, good sunshade effect, certain wind resistance level and capability of preventing damage to the automobile caused by falling of foreign matters (hailstones).

Description

Automobile crank arm sunshade

Technical Field

The invention relates to an automobile sun-shading device, which is used for shading a vehicle exposed in the sun in summer.

Background

In summer, the breakthrough history records of high temperature of China and even the world are repeated, and the natural events of vehicles are repeated; the metal plate (especially the plate sprayed with dark color) of the vehicle exposed to the sun can quickly absorb heat, so that the temperature in the vehicle rises sharply, and the body touches seats, panels, other interior decorations and the like in the vehicle, and the vehicle has burning and scalding feeling. Such a high temperature environment accelerates the aging of the automobile wiring, some parts, and the like. Therefore, the application of the automobile sunshade is widely popularized. Currently, the mainstream sunshade in the market influences the normal running of the automobile, so that the sunshade can only be manually installed after parking, and if the automobile is ready to run, the sunshade needs to be detached from the automobile and placed in a trunk. So although this car sunshade can play certain sunshade effect at practical application, owing to use at every turn and all face the installation, the dismantlement process causes the operation comparatively troublesome, takes time, so the application limitation of its product is great, and this structure is big moreover all for reference "foldable umbrella", leads to the sunshade to open back front and back length, and the left and right sides width is all very limited, can not be fine cover the automobile body, causes the sunshade effect limited.

Disclosure of Invention

Aiming at the defects, the invention provides the automobile crank arm sunshade which is good in sunshade effect, capable of realizing nondestructive installation of the sunshade, free of disassembly after installation and free of influence on normal running of an automobile.

The technical scheme of the invention is as follows:

an automobile crank arm sunshade comprises five parts, namely a base, a connecting bolt sleeve I, a connecting bolt sleeve II, a connecting frame and a crank arm sunshade, wherein the base supports the crank arm sunshade and is hooked with an automobile ceiling;

the base comprises a body bracket and a damping device which is arranged on the body bracket and used for reducing the impact of the crank arm sunshade on the automobile;

the base comprises a limiting mechanism for preventing the crank arm sunshade from moving up and down;

the base comprises a locking mechanism for realizing the rotation locking of the crank arm sunshade.

Furthermore, two suckers and a hook are respectively arranged on two sides of the body support, the hook is mounted on the body support through a hook mounting seat, and an adjusting bolt of the hook is mounted on the hook mounting seat and used for adjusting the position of the hook to enable the hook to hook two sides of a top cover of an automobile body, so that hooking of the base and the automobile body is achieved.

The body bracket is provided with a bearing seat mounting seat which is connected with the body bracket through a screw, a damping spring and a bearing seat are arranged in the bearing seat mounting seat, and the bearing seat can slide in the bearing seat mounting seat when an automobile bumps, so that the impact of a crank arm sunshade on the automobile is reduced; the bearing seat and the damping spring are limited in the bearing seat mounting seat by a spring cover plate, the upper end of the bearing seat is provided with a double-row angular contact ball bearing and an upper bearing cover, the lower end of the bearing seat is provided with a deep groove ball bearing and a lower bearing cover, the limiting rotary disc is arranged in the bearing seat and can rotate in the bearing seat, and the limiting rotary disc is limited in the bearing seat by a shaft sleeve and a shaft lock nut.

Furthermore, two sets of limiting mechanisms are radially arranged at 180 degrees on the bearing seat mounting seat, each limiting mechanism comprises a limiting rod mounting seat, a limiting rod connecting shaft, a reset spring and a limiting rod, and the limiting rods are connected with the limiting rod mounting seats and can slide in the limiting rod mounting seats.

Spacing carousel on open two 90 degrees spouts of circumference symmetry, open at the both ends of spout and have radial recess, the gag lever post just can insert the spout, when spacing carousel drove the arm sunshade and rotate 90 in the lump, the gag lever post leans on reset spring's power to be pushed into spacing carousel radial recess, realizes rotating the locking, has avoided the non-artificial rotation of arm sunshade.

The limiting rotary disc is provided with a crank arm mounting seat which is connected with the crank arm sunshade through a bolt in a sleeved mode.

The hook can slide on the body support, and when the adjusting bolt of the hook is adjusted, the hook gives pressure to the sucker during the contraction process, so that the sucker is adsorbed on the roof.

The invention has the beneficial effects that: the automobile sunshade device has the advantages of no need of disassembly, no influence on normal running of an automobile, simplicity in operation, safety in use, good sunshade effect, certain wind resistance level, prevention of damage to the automobile caused by falling of foreign matters (hailstones) and the like.

Drawings

FIG. 1 is a schematic view of a curved arm sunshade of an automobile according to the present invention when closed during driving of the automobile;

FIG. 2 is a schematic view of the closed position of the sunshade of the automobile crank arm according to the present invention when parking;

FIG. 3 is a schematic view of the open position of the sunshade of the automobile crank arm according to the present invention when parking;

FIG. 4 is an exploded view of the base of the sunshade of the present invention;

FIG. 5 is a schematic view of the assembled base of the sunshade of the present invention;

FIG. 6 is a schematic view of the structure of the sunshade of the present invention;

FIG. 7 is a schematic view of a crank arm structure of the sunshade of the present invention;

in the figure: 01. a base; 02. sleeving a connecting bolt I; 03. the connecting bolt is sleeved with II; 04. a connecting frame; 05. a crank arm sunshade; 1. sleeving bolts; 2. a crank arm mounting base; 3. a limiting turntable; 4. an upper bearing cap; 5. a spring cover plate; 6. a bearing seat; 7. a double row angular contact ball bearing; 8. a damping spring; 9. a shaft sleeve; 10. a limiting rod mounting seat; 11. a deep groove ball bearing; 12. a bearing seat mounting seat; 13. a lock nut for a shaft; 14. a body support; 15. a suction cup; 16. hooking; 17. adjusting the bolt; 18. a hook mounting seat; 19. the limiting rod is connected with the shaft; 20. a return spring; 21. a screw; 22. a limiting rod; 23. a lower bearing cap; 24. rotating the handle; 25. a rear roof beam; 26. a crank arm; 27. a front canopy; 28. a large arm rear joint; 29. sleeving a bolt II; 30. a tension spring connecting piece; 31. sleeving a bolt III; 32. a tension spring; 33. a tension spring support; 34. a large arm body; 35. a boom fore joint; 36. a small arm rear joint; 37. a wire rope set; 38. a forearm body; 39. the forearm front joint.

Detailed Description

Referring to fig. 1-3, the automobile crank arm sunshade of the present invention is composed of five parts, namely a base 01, a connecting bolt suit I02, a connecting bolt suit II03, a connecting frame 04 and a crank arm sunshade 05. The base 01 is a component, and particularly comprises a structure shown in figure 4, and mainly functions to support the crank arm sunshade 05 and realize hooking of the crank arm sunshade with a car roof. The connecting bolt suit I02 realizes the threaded connection between the base 01 and the connecting frame 04. The connecting bolt suit II03 realizes the threaded connection of the crank arm sunshade 05 and the connecting frame 04.

The structure and the working principle of the base of the invention are shown in figures 4-5: two sucking discs 15 and a hook 16 are respectively installed on two sides of the body support 14, the hook 16 is installed on the body support 14 through a hook installation seat 18, an adjusting bolt 17 of the hook 16 is installed on the hook installation seat 18 and used for adjusting the position of the hook 16 (realizing the hooking of the base 02 and the vehicle body), so that the hook 16 can slide on the body support 14 and firmly hook two sides of a top cover of a vehicle body, meanwhile, the hook 16 gives pressure to the sucking discs 15 in the contraction process, the body support 14 is adsorbed on the roof, the connection between a base and the roof is further strengthened, and the use safety of products is improved. The body bracket 14 is provided with a bearing seat mounting seat 12 which is connected with the body bracket 14 through a screw 21. Damping spring 8 and bearing frame 6 are equipped with in the bearing frame mount pad 12, and bearing frame 6 can slide in bearing frame mount pad 12 when the car jolts to the impact of the sunshade of effectual relief crank arm to the car. The bearing block 6 and the damping spring 8 are confined in the bearing block receptacle 12 by the spring cover 5. The upper end of the bearing seat 6 is provided with a double-row angular contact ball bearing 7 and an upper bearing cover 4, the lower end of the bearing seat is provided with a deep groove ball bearing 11 and a lower bearing cover 23, the limiting rotary disc 3 is arranged in the bearing seat 6 and can rotate in the bearing seat 6, the limiting rotary disc 3 is limited in the bearing seat 6 through a shaft sleeve 9 and a shaft lock nut 13 so as not to axially move, and meanwhile, the crank arm sunshade 05 is prevented from moving up and down. Two sets of limiting mechanisms are arranged on the bearing seat mounting seat 12 at an angle of 180 degrees in the radial direction, and each limiting mechanism is composed of a limiting rod mounting seat 10, a limiting rod connecting shaft 19, a reset spring 20 and a limiting rod 22. The limiting rod 22 is connected with the limiting rod mounting seat 10 and can slide in the limiting rod mounting seat 10. Two 90-degree sliding grooves are symmetrically formed in the circumferential direction of the limiting rotary disc 3, radial grooves are formed in two ends of each sliding groove, the limiting rod 22 can be just inserted into each sliding groove, when the limiting rotary disc 3 drives the crank arm sunshade 05 to rotate for 90 degrees, the limiting rod 22 is pushed into the radial grooves of the limiting rotary disc by the force of the reset spring 20, rotation locking is achieved, the problem that the crank arm sunshade 05 rotates artificially is solved, if the crank arm sunshade needs to rotate, the limiting rod 22 is firstly pushed to leave the grooves of the limiting rotary disc 3 by people, then the limiting rod enters the sliding grooves to rotate, the limiting rod 22 enters the grooves of the rotary disc 3 after the limiting rotary disc rotates to the position, and new position locking is achieved. The limiting rotary disc 3 is provided with a crank arm mounting seat 2 which is connected with a crank arm sunshade 05 through a bolt sleeve 1.

Referring to fig. 6 and 7, the crank arm sunshade 05 of the present invention is composed of a rear frame 25, a front frame 27, and a crank arm 26. One end of the tarpaulin (figure 3) is fixed on the front beam 27, the other end is fixed on the scroll in the back beam 25, a tubular motor is arranged in the scroll, the motor drives the tarpaulin scroll, thereby driving the tarpaulin to be folded and unfolded and realizing the extension of the crank arm. Referring to fig. 7, the crank arms are connected to the rear frame 25 by large arm rear joints 28 and small arm front joints 39 are connected to the front frame 27. The large arm rear joint 28 and the large arm front joint 35 are inserted into the large arm body 34 in an interference manner, the small arm rear joint 36 and the small arm front joint 39 are inserted into the small arm body 38 in an interference manner, the tension spring connecting piece 30 is connected with the large arm rear joint 28 and the tension spring 32 through a bolt sleeve II 29 and a bolt sleeve III 31 respectively, and the other end of the tension spring 32 is connected with the small arm rear joint 36 through a steel wire rope group 37. The tension spring support 33 serves to centralize the tension spring 32. The crank closing power comes from the tubular motor, and the tension spring 32 is in tension at the moment, and elastic potential energy is accumulated until the crank is completely closed. When the sunshade with the crank arms is unfolded, the tension spring 32 releases the accumulated elastic potential energy, so that the crank arms (shown in figure 6) are gradually unfolded, the front awning beam drives the awning cloth to be unfolded, at the moment, the tubular motor rotates reversely, the awning cloth reel rotates to release the awning cloth, and the unfolding action of the awning cloth is consistent with that of the crank arms until the sunshade is unfolded and opened.

The using method of the invention is as follows:

the working condition shown in FIG. 1 is normal running of the automobile; the working condition shown in fig. 2 is the first step of parking and sun shading: after the closed crank arm sunshade is manually rotated by 90 degrees, the position of the crank arm sunshade is locked; the working condition shown in fig. 3 is a parking sunshade second step, and the parking sunshade is unfolded and shaded through an electric control crank arm sunshade. If the automobile needs to run, firstly, closing the electronic control crank arm sunshade; secondly, the closed crank arm sunshade is rotated for 90 degrees (the system automatically completes position locking and can not be unlocked artificially); and thirdly, driving the automobile. Because the crank arm sunshade is locked through rotation during the automobile driving, the problem that the automobile driving is influenced by too wide sunshade is effectively avoided.

Claims

1. The utility model provides an automobile crank arm sunshade which characterized in that: the automobile sunshade is composed of five parts, namely a base (01), a connecting bolt suit I (02), a connecting bolt suit II (03), a connecting frame (04) and a crank arm sunshade (05), wherein the base (01) supports the crank arm sunshade (05) and is hooked with an automobile roof, the connecting bolt suit I (02) realizes the threaded connection between the base (01) and the connecting frame (04), and the connecting bolt suit II (03) realizes the threaded connection between the crank arm sunshade (05) and the connecting frame (04);

the base (01) comprises a body bracket (14) and a damping device which is arranged on the body bracket (14) and used for reducing the impact of the crank arm sunshade (05) on the automobile;

the base (01) comprises a limiting mechanism for preventing the crank arm sunshade (05) from moving up and down;

the base (01) comprises a locking mechanism for realizing the rotation locking of the crank arm sunshade (05);

a bearing seat mounting seat (12) is arranged on a body support (14), a damping spring (8) and a bearing seat (6) are arranged in the bearing seat mounting seat (12), the bearing seat (6) can slide in the bearing seat mounting seat (12) when an automobile bumps, so that the impact of the crank arm sunshade on the automobile is effectively relieved, and the bearing seat (6) and the damping spring (8) are limited in the bearing seat mounting seat (12) by a spring cover plate (5).

2. A curved arm sunshade for automobiles according to claim 1, wherein: two suckers (15) and a hook (16) are respectively installed on two sides of a body support (14), the hook (16) is installed on the body support (14) through a hook installation seat (18), and an adjusting bolt (17) of the hook (16) is installed on the hook installation seat (18) and used for adjusting the position of the hook (16) to hook two sides of a top cover of an automobile body, so that the base (01) is hooked with the automobile body.

3. A curved arm sunshade for automobiles according to claim 1, wherein: bearing frame mount pad (12) are connected with body support (14) through screw (21), and double row angular contact ball bearing (7) and upper bearing cap (4) are equipped with to the upper end in bearing frame (6), and deep groove ball bearing (11) and lower bearing cap (23) are equipped with to the lower extreme, and spacing carousel (3) dress is in bearing frame (6), can rotate in bearing frame (6), and spacing carousel (3) are through axle sleeve (9) and the restriction of axle with lock nut (13) in bearing frame (6).

4. A curved arm sunshade for automobiles according to claim 3, wherein: two sets of limiting mechanisms are radially arranged by 180 degrees on the bearing seat mounting seat (12), each limiting mechanism is composed of a limiting rod mounting seat (10), a limiting rod connecting shaft (19), a reset spring (20) and a limiting rod (22), and the limiting rods (22) are connected with the limiting rod mounting seats (10) and can slide in the limiting rod mounting seats (10).

5. A curved arm sunshade for automobiles according to claim 3, wherein: two 90 degrees spouts are opened to circumference symmetry on spacing carousel (3), it has radial recess to open at the both ends of spout, gag lever post (22) just can insert in the spout, when spacing carousel (3) drive crank arm sunshade (05) when rotatory 90 in the lump, gag lever post (22) lean on reset spring (20) the power to be pushed in the radial recess of spacing carousel (3), realize rotating the locking, avoided crank arm sunshade (05) non-artificial rotation.

6. A curved arm sunshade for automobiles according to claim 3, wherein: the limiting rotary disc (3) is provided with a crank arm mounting seat (2) which is connected with a crank arm sunshade (05) through a bolt sleeve (1).

7. A curved arm sunshade for automobiles according to claim 2, wherein: the hook (16) can slide on the body support (14), and when the adjusting bolt (17) of the hook (16) is adjusted, the body support (14) can apply pressure to the suction disc (15) in the contraction process of the hook (16), so that the suction disc is adsorbed on the roof.

8. A curved arm awning for vehicles as claimed in claim 1 or claim 6, wherein: the sunshade shed with the crank arms (05) consists of a rear awning beam (25), a front awning beam (27) and a crank arm (26), wherein one end of the awning cloth is fixed on the front awning beam (27), the other end of the awning cloth is fixed on a scroll in the rear awning beam (25), the crank arm is connected with the rear awning beam (25) through a large arm rear joint (28), and a small arm front joint (39) is connected with the front awning beam (27); the large arm rear joint (28) and the large arm front joint (35) are inserted into the large arm body (34) in an interference manner, the small arm rear joint (36) and the small arm front joint (39) are inserted into the small arm body (38) in an interference manner, the tension spring connecting piece (30) is respectively connected with the large arm rear joint (28) and the tension spring (32) through a bolt sleeve II (29) and a bolt sleeve III (31), and the other end of the tension spring (32) is connected with the small arm rear joint (36) through a steel wire rope group (37).