Manual two-way adjusting headrest mechanism
By using a manually adjustable headrest mechanism with a horizontal push rod, guide sleeve, and locking spring, the headrest can move forward and backward, solving the problem that the headrest cannot be adjusted forward and backward in the existing technology, thus improving passenger comfort and safety.
Patent Information
- Application Number
- CN202423158243.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-20
- Publication Date
- 2025-10-21
- Estimated Expiration
- 2034-12-20
AI Technical Summary
Existing car seat headrests can only be adjusted up and down, which cannot meet the needs of different people for adjusting the front and back position of the headrest.
A manual two-way adjustable headrest mechanism is designed. The front and rear movement of the headrest is achieved through the combination of a lateral push rod, a guide sleeve, a locking spring and a button part. The mechanism includes the structural design of the mechanism frame, the button part, the lateral push rod, the guide sleeve, the locking spring and the button return spring.
The headrest can be moved forward and backward to meet the personalized needs of different groups of people for the position of the headrest, thereby improving the comfort and safety of passengers.
Smart Images
Figure CN223456836U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the technical field of automobile seat, especially relates to a manual two -way adjusting headrest mechanism. BACKGROUND
[0002] With the vigorous development of the automobile industry, people put forward higher requirements to the comfort of automobile seat. As a more special product in the automobile seat, the headrest of the automobile seat has the safety function of protecting the head of the human body in addition to the requirement of people that it has higher comfort, and people with different head shapes also put forward the requirement that the front and back positions of the headrest of the automobile seat can be adjusted, for example, women with plaits require that the headrest can be adjusted backward and the like. However, the existing headrest of the automobile seat can only be adjusted up and down, and cannot be adjusted forward and backward.
[0003] Therefore, it is necessary to design a manual two -way adjusting headrest mechanism to improve the above -mentioned problems. CONTENT OF THE UTILITY MODEL
[0004] In view of the above problems in the prior art, the utility model provides a manual two -way adjusting headrest mechanism, realizes the forward and backward movement of the headrest, and meets the different requirements of different people for the front and back positions of the headrest.
[0005] In order to achieve the above -mentioned purpose, the technical scheme adopted by the utility model is:
[0006] The utility model provides a manual two -way adjusting headrest mechanism, which comprises a mechanism framework, a button part arranged on a headrest shell, a horizontal push rod arranged on the mechanism framework, a guide sleeve for installing a headrest rod, a locking spring for fixing the headrest rod arranged on the horizontal push rod, the other end of the locking spring is connected with the guide sleeve, the button part is connected with one end of the horizontal push rod, and a push rod return spring is arranged on the horizontal push rod.
[0007] As a preferred embodiment of the utility model, a pin for limiting the guide sleeve is fixedly arranged on the headrest rod.
[0008] As a preferred embodiment of the utility model, a strip-shaped groove is arranged on the guide sleeve, and the pin moves in the strip-shaped groove.
[0009] As a preferred embodiment of the utility model, a fixing part for fixing a headrest front shell is arranged on the front part of the mechanism framework.
[0010] As a preferred embodiment of the utility model, the button part comprises a button cover plate, a button and a button return spring. Compared with the prior art, the utility model has the beneficial effects that:
[0011] (1) The manual two-way adjusting headrest mechanism is reasonable in design, stable in mechanism and simple to operate, can realize the front and back movement of the headrest, and meets the different needs of different people for the front and back positions of the headrest.
[0012] (2) The manual two-way adjusting headrest mechanism guarantees the safety of passengers and also takes into account the different needs of passengers for the different positions of the seat headrest, and provides better comfortable passenger experience for passengers. BRIEF DESCRIPTION OF DRAWINGS
[0013] Other purposes and results of the present application will be more apparent and easy to understand by referring to the following description in conjunction with the drawings and with a more comprehensive understanding of the present application. In the drawings:
[0014] Fig. 1 is a perspective view of the present application example;
[0015] Fig. 2 is another perspective view of the present application example;
[0016] Fig. 3 is an exploded view of the present application example;
[0017] The reference signs therein include: mechanism skeleton 1, button part 2, horizontal push rod 3, guide sleeve 4, locking spring 5, headrest rod 6, fixed part 7, button cover plate 21, button 22, button reset spring 23, push rod reset spring 31, pin 61, bolt 71. DETAILED DESCRIPTION
[0018] The technical solutions of the embodiments of the present application will be described clearly and completely in conjunction with the drawings. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the present application.
[0019] In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation of the present application. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.
[0020] In the description of the utility model, it needs to explain, unless another explicit provision and limitation, term "installation", "link", "connection" should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected, can be mechanical connection, also can be electrical connection, can be direct connection, also can indirectly connect through intermediate medium, can be two element internal communication. It needs to point out, all drawings are exemplary representation. For ordinary skilled person in the art, the specific meaning of the above terms in the utility model can be understood according to specific circumstances.
[0021] The utility model will be further described in detail below by specific embodiment and in conjunction with the drawings.
[0022] Refer to Figs. 1-3 , Fig. 1 It is the perspective drawing of the utility model example, Fig. 2 It is another perspective drawing of the utility model example, Fig. 3 It is the explosion drawing of the utility model example, the utility model provides a kind of manual two-way adjusting headrest mechanism, including mechanism skeleton 1, button part 2, horizontal push rod 3, guide sleeve 4, locking spring 5, the mechanism skeleton 1 outside is equipped with seat headrest, the button part 2 is arranged on headrest shell, the horizontal push rod 3 with guide sleeve 4 are arranged on the mechanism skeleton 1, the horizontal push rod 3 can move horizontally in the mechanism skeleton 1, the guide sleeve 4 is preferably provided with two, the guide sleeve 4 is vertically arranged with the horizontal push rod 3, guide sleeve 4 is used to install headrest rod 6, headrest rod 6 is preferably L-shaped headrest rod, locking spring 5 is arranged on the horizontal push rod 3, the locking spring 5 is clamped with the headrest rod 6 when can fix the position of the headrest rod 6, the other end of the locking spring 5 is clamped with the guide sleeve 4, the button part 2 is connected with one end of the horizontal push rod 3, press the button part 2 can push the horizontal push rod 3 movement, drive locking spring 5 away from the headrest rod 6, to realize the unlocking of headrest rod 6 in turn, seat headrest can move position forward and backward.
[0023] The button part 2 includes button cover plate 21, button 22, button return spring 23, the button cover plate 21 is fixed on headrest shell, button 22 is connected with button cover plate 21, button return spring 23 is arranged between button 22 and button cover plate 21, in an embodiment, one end of the button 22 is contactably connected with one end of the horizontal push rod 3, i.e. when press the button 22, the end of the button 22 is in contact with one end of the horizontal push rod 3 and pushes the horizontal push rod 3 to move, when releasing button 22, the end of the button 22 is away from the horizontal push rod 3 by the elastic force of button return spring 23 and resets.
[0024] The transverse push rod 3 is provided with a push rod reset spring 31, one end of the push rod reset spring 31 is connected with the transverse push rod 3, the other end is connected with the mechanism framework 1, the push rod reset spring 31 can reset the transverse push rod 3, so that the locking spring 5 is clamped with the headrest rod 6, and then the position of the headrest rod 6 is fixed.
[0025] In an embodiment, the headrest rod 6 is fixedly provided with a pin 61 for limiting the guide sleeve 4, the guide sleeve 4 is provided with a strip-shaped slot (not shown), the pin 61 moves in the strip-shaped slot, the pin 61 can prevent the headrest rod 6 from falling off when moving in the guide sleeve 4, and also plays a limiting role; the pin 61 is exposed on both sides of the headrest rod 6, and the guide sleeve 4 is symmetrically provided with two strip-shaped slots, so that the pin 61 can stably limit the guide sleeve 4.
[0026] In an embodiment, the mechanism framework 1 is provided with a fixed part 7 at the front, the fixed part 7 is used for fixing a headrest front shell, and the fixed part 7 is fixedly connected with the mechanism framework 1 through a bolt 71.
[0027] The working principle of the utility model will be described below. Figs. 1-3 The working principle of the utility model will be described below.
[0028] The headrest side button 22 is pressed, the push button 22Y is pushed to move, the button 22 slides in the button cover 21 Y to push the transverse push rod 3, the transverse push rod 3 moves Y at the same time, and the locking spring 5 is driven, the locking spring 5 can unlock the headrest rod 6, and the headrest moves forward and backward to realize adjustment. The button 22 is pressed, and the mechanism is restored to the locking state under the internal stress.
[0029] The above is only a specific embodiment of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art can easily think of changes or replacements within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model. Therefore, the protection scope of the utility model should be subject to the protection scope of the claims.
Claims
1. A manually two-way adjustable headrest mechanism, characterized by The mechanism skeleton is provided with a transverse push rod, a guide sleeve for mounting a headrest rod, a locking spring for fixing the headrest rod, the other end of the locking spring being connected with the guide sleeve, and a push rod reset spring.
2. A manually operated two-way adjustable headrest mechanism according to claim 1, wherein, A pin is fixed on the headrest rod for limiting the guide sleeve.
3. A manually operated two-way headrest mechanism according to claim 2, wherein, The guide sleeve is provided with a strip-shaped slot, and the pin moves in the strip-shaped slot.
4. A manually operated two-way adjustable headrest mechanism according to claim 1, wherein, The front part of the mechanism skeleton is provided with a fixing part for fixing a headrest front shell.
5. A manually operated two-way adjustable headrest mechanism according to claim 1, wherein, The button part comprises a button cover plate, a button, and a button reset spring.