Multi-layer composite heat insulation sunshade

Abstract

A multilayer composite heat insulation sunshade is used for solving the technical problems that in the prior art, a sunshade mentioned in the background technology is limited by the length of an installation shaft rod, the length distance of the sunshade is long after the sunshade is stored, and due to the limitation of the internal space of an automobile, a user cannot conveniently place the sunshade in the automobile, and the sunshade comprises two supporting blocks. Rotating blocks are rotatably arranged on the two supporting blocks, a foldable first sunshade is arranged between the two rotating blocks, extending blocks are rotatably arranged on the two rotating blocks, a foldable second sunshade is arranged between the two extending blocks, sawtooth grooves are formed in the two supporting blocks, and the sawtooth grooves are formed in the two supporting blocks. Connecting rods are rotationally arranged on the two rotating blocks, the two connecting rods are connected with the two sawtooth grooves in one-to-one correspondence in a clamped mode, separating assemblies used for enabling the connecting rods to be separated from the sawtooth grooves in a clamped mode are arranged on the two connecting rods, and fixing assemblies used for fixing the two extension blocks in one-to-one correspondence are arranged on the two rotating blocks.

Description

Technical Field

[0001] The utility model relates to the technical field of sunshades, in particular to a multi-layer composite heat-insulating sunshade. Background Art

[0002] In the hot summer, the sunlight will penetrate into the car through the windshield, and the temperature inside the car will rise sharply. If the temperature inside the car is too high, it will affect the comfort and even cause aging of the interior. In particular, the front part of the driver and co-driver seats will accelerate aging under the sun, releasing harmful gases and endangering human health.

[0003] The sunshade of the prior art, such as the utility model patent document with authorization announcement number "CN219856769U" and patent name "A car sunshade structure with high supporting strength", discloses a sunshade, including a top plate, a sunshade cloth wrapped around the outside of the winding drum, a side plate body fixedly connected to the outer side of the shaft support plate, an arc-shaped hanging plate fixedly connected to one end of the side plate, and the outer side of the arc-shaped hanging plate is slidably connected to a limited position plug leg through a displacement slide groove.

[0004] In the above patent, due to the limitation of the length of the mounting shaft rod, the length of the sunshade after being stored is relatively long. Due to the limitation of the interior space of the car, it is not convenient for users to place it in the car conveniently. Utility Model Content

[0005] The purpose of the utility model is to propose a multi-layer composite heat-insulating sunshade to address the deficiencies of the prior art, so as to solve the technical problem that the sunshade of the prior art mentioned in the background technology is limited by the length of the installation shaft rod, and its length is relatively long after the sunshade is stored. Due to the limitation of the interior space of the car, it is not convenient for users to place it conveniently in the car.

[0006] The above technical objectives of the utility model are achieved through the following technical solutions:

[0007] A multi-layer composite heat-insulating sunshade comprises two supporting blocks, each of which is rotatably provided with a rotating block, a foldable first sunshade is provided between the two rotating blocks, each of which is rotatably provided with an extension block, a foldable second sunshade is provided between the two extension blocks, each of which is provided with a serrated groove, each of which is rotatably provided with a connecting rod and the two connecting rods are clamped with two corresponding serrated grooves, each of which is provided with a disengagement component for disengaging the connecting rod from the serrated groove, and each of which is provided with a fixing component for fixing the two corresponding extension blocks.

[0008] Working principle:

[0009] First, the user places the two support blocks on the dashboard of the car, and then the user places the two support blocks on both sides of the dashboard according to the length of the dashboard. Due to the foldability of the first sunshade and the second sunshade, the first sunshade and the second sunshade can be stretched. Then the user rotates the two rotating blocks and clamps the two connecting rods with the serrated grooves. After that, the user rotates the extension block. After the extension block and the rotating block are painted, the extension block can be fixed by the fixing assembly, so that the first sunshade and the second sunshade can shade the car windshield.

[0010] When storage is required, the user can disengage the connecting rod from the support block through the disengagement component, then rotate the extension block to restore it to its original position, and then rotate the rotating block until it is flush with the support block, so that the support block, the rotating block and the extension block are in the same plane, which is convenient for the user to store and place the sunshade in the car.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] First, a rotating block and an extension block are provided, and the rotation of the rotating block and the extension block can drive the rotation of the first sunshade and the second sunshade. When the first sunshade and the second sunshade are rotated to the same plane, the front windshield of the car can be shaded to prevent sunlight from directly shining into the interior space of the car.

[0013] Second, a disengagement assembly is provided, through which the connecting rod and the sawtooth groove can be disengaged from the engagement, thereby facilitating the rotation of the rotating block to be flush with the supporting block.

[0014] Third, a fixing assembly is provided, through which the rotated extension block can be fixed on the rotating block to prevent the extension block from rotating. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of an embodiment of the utility model;

[0016] Figure 2 It is a schematic diagram of the assembly structure of the installation block and the connection block;

[0017] Figure 3 Schematic diagram of the assembly structure of the fixed block and the sliding block

[0018] Figure 4 for Figure 1 A schematic diagram of the cross-sectional structure at the center is enlarged;

[0019] Figure 5 is a schematic diagram of the structure of the first sunshade and the second sunshade;

[0020] Figure 6 It is a schematic diagram of the cross-sectional structure of the first sunshade and the second sunshade.

[0021] Explanation of the reference numerals: support block 1, rotating block 2, first sunshade 3, extension block 4, second sunshade 5, serrated groove 6, connecting rod 7, mounting block 8, connecting block 9, first spring 10, slide groove 11, fixed block 12, sliding block 13, second spring 14, through hole 15, Velcro mother tape 16, Velcro child tape 17, anti-sliding block 18, reflective film layer 19, thermal insulation layer 20. DETAILED DESCRIPTION

[0022] The technical solution of the present utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0023] Example:

[0024] like Figure 1 As shown, a multi-layer composite heat-insulating sunshade includes two support blocks 1. The bottom of the two support blocks 1 are fixedly provided with anti-sliding blocks 18. The anti-sliding blocks 18 can prevent the support blocks 1 from moving on the instrument panel, thereby limiting the movement of the support blocks 1.

[0025] like Figure 1 As shown, a rotating block 2 is rotatably provided on the two support blocks 1, a foldable first sunshade 3 is provided between the two rotating blocks 2, an extension block 4 is rotatably provided on the two rotating blocks 2, a foldable second sunshade 5 is provided between the two extension blocks 4, the foldable first sunshade 3 and the second sunshade 5 can facilitate the unfolding and folding of the two support blocks 1 when moving, a serrated groove 6 is opened on the two support blocks 1, a connecting rod 7 is rotatably provided on the two rotating blocks 2, and the two connecting rods 7 are clamped with the two corresponding serrated grooves 6, and the rotation angle of the rotating block 2 can be adjusted by the cooperation of the connecting rod 7 and the serrated groove 6.

[0026] like Figure 1 and Figure 2 As shown, the two connecting rods 7 are provided with a disengagement component for disengaging the connecting rod 7 from the serrated groove 6, and the disengagement component includes a mounting block 8, a connecting block 9 and a first spring 10. The mounting block 8 is rotatably arranged on the side of the rotating block 2 away from the first sunshade 3, and a slide groove 11 is provided on the mounting block 8. One end of the connecting block 9 is slidably arranged in the slide groove 11. The first spring 10 is fixed in the slide groove 11 and the first spring 10 is fixedly connected to the end of the connecting block 9 extending into the slide groove 11. The connecting rod 7 is fixedly connected to the connecting block 9. When the connecting rod 7 needs to be disengaged from the serrated groove 6, the user pulls the connecting block 9, and the connecting block 9 moves in the slide groove 11, so that the end of the connecting rod 7 is disengaged from the serrated groove 6.

[0027] like Figure 1 and Figure 3 and Figure 4As shown, the two rotating blocks 2 are each provided with a fixing assembly for fixing two corresponding extension blocks 4, the fixing assembly includes a fixed block 12, a sliding block 13 and a second spring 14, the fixed block 12 is fixed on the side of the rotating block 2 away from the first sunshade 3, the sliding block 13 is slidably penetrated on the fixed block 12, the two ends of the second spring 14 are respectively fixed on the fixed block 12 and the sliding block 13, and a through hole 15 corresponding to the sliding block 13 is opened on the extension block 4. After the extension block 4 rotates, the end of the sliding block 13 abuts against the extension block 4 and puts the second spring 14 in a stretched state. When the through hole 15 of the extension block 4 rotates to the end of the sliding block 13, the sliding block 13 penetrates into the through hole 15 under the action of the second spring 14.

[0028] like Figure 5 As shown, the second sunshade 5 is provided with a Velcro tape 16, and the first sunshade 3 is provided with a Velcro tape 17. The Velcro tape 16 is used to bond with the Velcro tape 17 after the second sunshade 5 is rotated. The second sunshade 5 can be rotated near the end of the first sunshade 3 and bonded through the cooperation of the Velcro tape 16 and the Velcro tape 17.

[0029] like Figure 6 As shown, the first sunshade 3 and the second sunshade 5 include a reflective film layer 19, a heat insulating layer 20 and a reflective film layer 19, the heat insulating layer 20 is located between the two reflective film layers 19, the reflective film layer 19 can reflect light, and the heat insulating layer 20 can reduce the entry of heat to a certain extent.

[0030] Working principle:

[0031] First, place the two support blocks 1 on the instrument panel, and then the operator adjusts the distance between the two support blocks 1 according to the length of the front windshield. Then the user adjusts the rotation angle of the rotating block 2 by the cooperation of the connecting rod 7 and the serrated groove 6. Then the user rotates the extension block 4. When the through hole 15 on the extension block 4 is engaged with the sliding block 13, the rotation angle of the extension block 4 can be fixed. Since the first sunshade 3 and the second sunshade 5 are foldable, the front windshield of the car can be shaded. Then the user rotates the end of the second sunshade 5 to bond the Velcro mother patch 16 at the end of the second sunshade 5 to the Velcro child patch 17 on the first sunshade 3, thereby reducing the gap between the first sunshade 3 and the second sunshade 5 and reducing the entry of light.

[0032] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the purpose and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A multi-layer composite heat-insulating sunshade, It is characterized in that The invention comprises two support blocks (1), each of which is rotatably provided with a rotating block (2), a foldable first sunshade (3) is provided between the two rotating blocks (2), each of which is rotatably provided with an extension block (4), a foldable second sunshade (5) is provided between the two extension blocks (4), each of which is provided with a sawtooth groove (6), each of which is rotatably provided with a connecting rod (7) on the two rotating blocks (2), and the two connecting rods (7) are engaged with two corresponding sawtooth grooves (6), each of which is provided with a disengagement component for disengaging the connecting rod (7) from the sawtooth groove (6), and each of which is provided with a fixing component for fixing the two corresponding extension blocks (4).

2. A multi-layer composite heat-insulating sunshade according to claim 1, Features: The disengagement assembly comprises a mounting block (8), a connecting block (9) and a first spring (10); the mounting block (8) is rotatably arranged on a side of the rotating block (2) away from the first sunshade (3); a sliding groove (11) is provided on the mounting block (8); one end of the connecting block (9) is slidably arranged in the sliding groove (11); the first spring (10) is fixedly arranged in the sliding groove (11) and the first spring (10) is fixedly connected to the end of the connecting block (9) extending into the sliding groove (11); and the connecting rod (7) is fixedly connected to the connecting block (9).

3. The multi-layer composite heat-insulating sunshade according to claim 1, Features: The fixing assembly comprises a fixing block (12), a sliding block (13) and a second spring (14); the fixing block (12) is fixed to a side of the rotating block (2) away from the first sunshade (3); the sliding block (13) is slidably passed through the fixing block (12); two ends of the second spring (14) are respectively fixed to the fixing block (12) and the sliding block (13); and a through hole (15) corresponding to the sliding block (13) is provided on the extension block (4).

4. The multi-layer composite heat-insulating sunshade according to claim 1, Features: The second sunshade (5) is provided with a magic mother tape (16), and the first sunshade (3) is provided with a magic son tape (17), and the magic mother tape (16) is used to adhere to the magic son tape (17) after the second sunshade (5) is rotated.

5. The multi-layer composite heat-insulating sunshade according to claim 1, Features: Anti-sliding blocks (18) are fixedly provided at the bottoms of the two support blocks (1).

6. The multi-layer composite heat-insulating sunshade according to claim 1, Features: The first sunshade (3) and the second sunshade (5) comprise a reflective film layer (19), a heat insulating layer (20) and a reflective film layer (19), wherein the heat insulating layer (20) is located between the two reflective film layers (19).

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