Hidden headrest in vertical direction

Abstract

The utility model discloses an up and down two-way hidden headrest, which comprises an adjustable end and a fixed end, the adjustable end is installed on the fixed end, the adjustable end comprises a support plate and a rear cover, the rear cover is provided with a rear cover quick-release buckle and a rear cover installation buckle, the fixed end comprises a fixed plate and a sliding plate, the fixed plate is fixed with a guide rod, and the sliding plate is fixed with the guide rod. A mounting support metal plate and a quick-release support metal plate are arranged on the fixed plate, the rear cover mounting buckle and the mounting support metal plate are mounted in a matched manner, the rear cover quick-release buckle is clamped on the quick-release support metal plate, and the guide rod is sleeved with the sliding plate. According to the utility model, the sliding parts, namely the guide rods, of the adjustable end and the fixed end are mounted and fixed, so that when the headrest moves up and down, the headrest guide rod keeps the position relation with the adjustable end of the headrest all the time, and therefore, the purpose that the headrest guide rod is invisible in the whole adjusting stroke and is hidden is achieved.

Description

Technical Field

[0001] The utility model belongs to the field of automobile interiors, and particularly relates to an automobile headrest. Background Art

[0002] In order to meet people's living needs, many vehicles are equipped with headrests. When most headrests move up and down, the headrest rods are exposed and visible. Therefore, it is necessary to design and develop a hidden headrest to solve the problem that the headrest rods are exposed when the headrests move up and down. In addition, in order to meet the convenience of headrest installation and later use and maintenance, it is also necessary to design and develop a mechanism to ensure the quick installation and disassembly of the headrest.

[0003] For example, CN117774793A discloses an integrated headrest, an adjustment method and a vehicle, belonging to the field of automobile headrests. The invention realizes the up and down adjustment function and fixation of the headrest to increase the comfort of passengers. However, its installation and disassembly require additional disassembly of the back panel, which is not convenient for maintenance.

[0004] Another example is CN220518082U, a two-way adjustable headrest mechanism disclosed by this utility model. This utility model has the advantages of small space occupied by the X-direction spatial arrangement, being able to share parts with electric configurations, few parts, and low cost. The accuracy of its guide rail is completely determined by the cooperation of two plastic parts, with high mold price and being not conducive to subsequent debugging. Content of the Utility Model

[0005] Aiming at the deficiencies of the prior art, the utility model provides an up and down two-way hidden headrest to solve the problem that the headrest rods are exposed when the headrests move up and down.

[0006] To achieve the above objectives, the utility model is realized through the following technical solutions: An up and down two-way hidden headrest includes an adjustable end and a fixed end. The adjustable end is installed on the fixed end. The adjustable end includes a support plate and a rear cover. The rear cover is provided with a rear cover quick-release buckle and a rear cover installation buckle. The fixed end includes a fixed plate and a sliding plate. The fixed plate is fixed to the guide rod. The fixed plate is provided with a mounting support sheet metal and a quick-release support sheet metal. The rear cover installation buckle is matched and installed with the mounting support sheet metal. The rear cover quick-release buckle is clamped on the quick-release support sheet metal. The sliding plate is sleeved on the guide rod.

[0007] The sliding plate is provided with a limiting stop point, and the fixed plate is provided with a limiting groove that cooperates with it.

[0008] The sliding plate is fixed on the metal rod.

[0009] The rear cover is provided with a rear cover positioning pin, and the fixed plate is provided with a corresponding positioning support hole.

[0010] The rear cover is provided with an installation positioning pin, and the support plate is provided with a corresponding installation hole.

[0011] An unlocking wire is arranged on the sliding plate. The unlocking wire is limited on the sliding plate through a limit buckle. A compression spring is arranged on the unlocking wire, and an unlocking groove cooperating with the unlocking wire is arranged on the guide rod.

[0012] A wire avoiding hole is arranged on the rear cover.

[0013] The limit buckle is integrated on the sliding plate through an integrated injection molding technology.

[0014] The utility model is installed and fixed through the sliding part, i.e., the guide rod, of the adjustable end and the fixed end. When the headrest moves up and down, the headrest guide rod always maintains the positional relationship with the adjustable end of the headrest, so that the headrest guide rod is invisible throughout the adjustment stroke, achieving the purpose of being hidden. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the assembly of the utility model.

[0016] Figure 2 It is a view of the utility model from another angle.

[0017] Figure 3 It is a schematic structural diagram of the utility model.

[0018] Figure 4 It is a schematic diagram of the back surface of the support plate of the utility model.

[0019] Figure 5 It is a schematic structural diagram of the back surface of the rear cover of the utility model.

[0020] Figure 6 It is a schematic structural diagram of the front surface of the rear cover of the utility model.

[0021] Figure 7 It is a schematic diagram of the fixed end of the utility model.

[0022] Figure 8 It is a schematic diagram of the sliding plate and the unlocking wire of the utility model.

[0023] Figure 9 It is a schematic diagram of the guide rod and the unlocking wire of the utility model. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0024] Next, the technical solutions of the utility model will be clearly and completely described in conjunction with the drawings of the utility model. Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all of the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments in the utility model without creative efforts shall fall within the protection scope of the utility model.

[0025] Such asFigures 1-3 , an up-and-down two-way hidden headrest, comprising an adjustable end 1 and a fixed end 2. The adjustable end 1 is mounted on the fixed end 2. The adjustable end 1 includes a support plate 11 and a rear cover 12. A rear cover quick-release buckle 123 and a rear cover mounting buckle 121 are provided on the rear cover 12. The fixed end 2 includes a fixed plate 210 and a sliding plate 218. The fixed plate 210 is fixed to a guide rod 3. An installation support sheet metal 211 and a quick-release support sheet metal 214 are provided on the fixed plate 210. The rear cover mounting buckle 121 is mounted in a matching manner with the installation support sheet metal 211. The rear cover quick-release buckle 123 is snapped onto the quick-release support sheet metal 214. The sliding plate 218 is sleeved on the guide rod 3.

[0026] The adjustable end 1 is mounted on the fixed end 2. Specifically, it is mounted downward by translation of four rear cover mounting buckles 121 and the installation support sheet metal 211. Subsequently, the rear cover quick-release buckle 123 is snapped onto the quick-release support sheet metal 214, realizing the quick installation of the adjustable end 1 of the headrest on the fixed end 2. Additionally, a rear cover positioning pin 122 is provided on the back of the rear cover 12, and a positioning support hole 212 corresponding to the rear cover positioning pin 122 is provided on the fixed plate 210, realizing the gain of the headrest limit and installation strength through the rear cover positioning pin 122 and the positioning support hole 212. A limit stop point 215 is provided on the sliding plate 218, and a limit groove 213 cooperating with the limit stop point 215 is provided on the fixed plate 211. The sliding plate 218 is fixed to a metal rod 4. The metal rod 4 can be fixed to the seat.

[0027] As Figure 4 and Figure 6 shown, a support plate positioning and installation hole 111 is provided on the back of the support plate 11, which cooperates with the installation positioning pin 125 on the front of the rear cover 12 for positioning.

[0028] As Figure 5 shown, the rear cover mounting buckle 121 is mounted onto the installation support sheet metal 211 by translation downward; meanwhile, an unlocking wire 216 is avoided through an unlocking wire avoidance hole 124; then, the rear cover quick-release buckle 123 is snapped onto the quick-release support sheet metal 214.

[0029] As Figure 7 shown, a plurality of support sheet metals 211 are provided at the fixed end to provide support for the rear cover mounting buckle 121. A positioning support hole 212 is provided at the fixed end to provide support and positioning for the rear cover positioning pin 122. A limit groove 213 is provided on the fixed plate 211 to provide a limit for the limit stop point 215.

[0030] As Figure 8As shown, an unlocking wire 216 is provided on the sliding plate 218. The unlocking wire 216 is limited on the sliding plate 218 through a limit buckle 217. A compression spring 220 is provided on the unlocking wire 216, and an unlocking groove 221 cooperating with the unlocking wire 216 is provided on the guide rod 3. A plurality of unlocking grooves 221 on the guide rod 3 are uniformly arranged from top to bottom. A wire avoidance hole 124 is provided on the rear cover 12. The limit buckle 217 is integrated on the sliding plate 218 through an integrated injection molding technique, providing limit and installation support for the unlocking wire 216.

[0031] In the embodiment of the present disclosure, the rear cover installation buckle 121 and the installation support sheet metal 211 are installed downward by translation, and then the rear cover quick-release buckle 123 is snapped onto the quick-release support sheet metal 214, so that the adjustable end 1 of the headrest is quickly installed on the fixed end 2.

[0032] In the embodiment of the present disclosure, the rear cover quick-release buckle 123 is separated from the quick-release support sheet metal 214, and then the rear cover installation buckle 121 and the installation support sheet metal 211 are translated upward for disassembly, realizing the quick disassembly of the adjustable end 1 of the headrest.

[0033] When adjusting the headrest, press the unlocking wire 216. The unlocking wire 216 comes out of the unlocking groove 221 on the guide rod 3, and then the adjustable end 1 is adjusted up and down. The adjustable end 1 drives the fixed plate 211 fixed thereto, and the fixed plate 211 drives the guide rod 3 fixed thereto to slide up and down along the sliding plate 218, thereby realizing the up and down adjustment of the headrest. After the adjustment is completed, release the unlocking wire 216, and the compression spring 220 returns to its original position, reinserting the unlocking wire 216 into the unlocking groove 221 of the guide rod 3 for locking, so that the headrest cannot be adjusted.

[0034] In the embodiment of the present disclosure, the headrest guide rod always maintains the positional relationship with the adjustable end 1 of the headrest when the headrest moves up and down through the sliding part of the adjustable end 1 and the fixed end 2 - the guide rod installation and fixation, so as to make the headrest guide rod invisible during the entire adjustment stroke, achieving the purpose of being hidden.

[0035] During the up and down adjustment of the headrest, a limit stop point 215 is provided in the limit groove 213 provided on the fixed plate 211, so that the fixed plate 211 has upper and lower limits during the up and down adjustment, ensuring the safety during the up and down adjustment of the headrest.

[0036] Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principles and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A headrest that is hidden in both directions, characterized in that: The invention comprises an adjustable end (1) and a fixed end (2), wherein the adjustable end (1) is mounted on the fixed end (2), the adjustable end (1) comprises a support plate (11) and a rear cover (12), the rear cover (12) is provided with a rear cover quick-release buckle (123) and a rear cover mounting buckle (121), the fixed end (2) comprises a fixed plate (210) and a sliding plate (218), the fixed plate (210) is fixed to a guide rod (3), a mounting support sheet metal (211) and a quick-release support sheet metal (214) are provided on the fixed plate (210), the rear cover mounting buckle (121) and the mounting support sheet metal (211) are matched and mounted, the rear cover quick-release buckle (123) is clamped on the quick-release support sheet metal (214), and the sliding plate (218) is sleeved on the guide rod (3).

2. The up and down two-way hidden headrest according to claim 1, characterized in that: The sliding plate (218) is provided with a limit stop point (215), and the fixed plate (210) is provided with a limit groove (213) matching with the limit stop point (215).

3. The up and down two-way hidden headrest according to claim 1, characterized in that: The sliding plate (218) is fixed on the metal rod (4).

4. The up and down two-way hidden headrest according to claim 1, characterized in that: The rear cover (12) is provided with a rear cover positioning pin (122), and the fixing plate (210) is provided with a positioning support hole (212) corresponding thereto.

5. The up and down two-way hidden headrest according to claim 1, characterized in that: The rear cover (12) is provided with a mounting positioning pin (125), and the support plate (11) is provided with a mounting hole (111) corresponding thereto.

6. The up and down two-way hidden headrest according to claim 1, characterized in that: The sliding plate (218) is provided with an unlocking steel wire (216), which is limited on the sliding plate (218) by a limiting buckle (217), and a compression spring (220) is provided on the unlocking steel wire (216), and an unlocking groove (221) matched with the unlocking steel wire (216) is provided on the guide rod (3).

7. The up and down two-way hidden headrest according to claim 6, characterized in that: The rear cover (12) is provided with a steel wire avoidance hole (124).

8. The up and down two-way hidden headrest according to claim 6, characterized in that: The limiting buckle (217) is integrated on the sliding plate (218) by means of an integrated injection molding technology.

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