Cushion with switching signal
By using a modular design of the seat cushion foam, frame, micro switch, and spring linkage structure, the human body's sensory contact points are isolated, solving the problems of high cost, poor reliability, and complex maintenance of existing vehicle seat cushion switches. This achieves both comfort and signal stability while reducing maintenance costs.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-05-16
- Publication Date
- 2026-03-24
AI Technical Summary
Existing vehicle seat switches suffer from high cost, poor reliability, low comfort, and complex maintenance. Furthermore, the lack of modular design leads to inefficient replacement or repair.
The design adopts a modular structure consisting of seat cushion foam, seat cushion frame, micro switch, spring, pressure plate, pressure plate rib, pressure plate fixing post and switch mounting bracket. Through the linkage between the pressure plate and the spring, the direct contact between the micro switch and the seat cushion foam is isolated. The normally open and normally closed signal triggering mechanism of the micro switch is utilized, and the modular design simplifies the maintenance process.
It improves seat comfort and signal triggering stability, reduces costs, and simplifies maintenance procedures, making it suitable for economy vehicles.
Smart Images
Figure CN224028862U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the field of cushion, especially a cushion with switch signal. BACKGROUND
[0002] The existing vehicle cushion switch mostly adopts pressure sensor or mechanical contact type device, and triggers signal through human weight compression sponge. However, such design has significant defects: first, the pressure sensor is high in cost and is easily affected by temperature and humidity, leading to unstable signal output; second, the mechanical contact type switch depends on spring structure, and is prone to fatigue deformation under long-term pressure, reducing detection reliability; third, the contact directly contacts with sponge, and the human sitting pressure is prone to sensing the existence of the contact, affecting comfort; fourth, the complex structure increases failure rate and is high in maintenance cost.
[0003] In addition, the traditional cushion switch lacks modular design, and needs to disassemble the overall structure when replacing or repairing, which is low in efficiency. For economic vehicles, the high cost and complex structure limit the popularization of switch signal function. There is an urgent need for a switch signal cushion with low cost, high reliability and user-insensitive, to solve the problems of poor stability, low comfort and complicated maintenance in the prior art. SUMMARY
[0004] The embodiment of the application provides a cushion with switch signal, and solves the technical problems of low efficiency of the cushion switch in the prior art, which lacks modular design and needs to disassemble the overall structure when replacing or repairing.
[0005] The technical scheme adopted by the embodiment of the application is as follows:
[0006] A cushion with switch signal comprises a cushion sponge, a cushion framework, a micro switch, a spring, a pressing plate, a cushion mounting hole, a spring seat, a pressing plate rib, a pressing plate fixed column and a switch mounting bracket; the cushion sponge is fixed at the edge of the cushion framework through a buckle nail, and the cushion mounting hole is arranged below the cushion framework and used for being connected with a vehicle; the pressing plate is arranged between the cushion sponge and the cushion framework, the pressing plate rib and the pressing plate fixed column are arranged on the pressing plate, and the pressing plate fixed column is connected with the cushion framework through a self-tapping screw; the switch mounting bracket is fixed at one end of the pressing plate, the micro switch is installed on the switch mounting bracket through a bolt and a nut, the contact of the micro switch faces upwards and contacts with the cushion framework; the spring is arranged in the spring seat, the spring seat is located between the pressing plate and the cushion framework, and the spring is used for providing elastic force to reset the pressing plate.
[0007] Further technical scheme is that the pressing plate rib of the pressing plate is a reinforcing rib structure and is used for preventing the pressing plate from being deformed.
[0008] Further technical solutions are that the micro switch comprises two to three connecting pieces for connecting with the vehicle controller and outputting normally open or normally closed signals.
[0009] Further technical solutions are that the cushion sponge is in a foaming or packaging form, and the edges are fixed to the cushion framework through buckles.
[0010] The one or more technical solutions provided in the embodiments of the application have at least the following technical effects or advantages:
[0011] 1. Due to the adoption of the cushion sponge, the cushion framework, the micro switch, the spring, the pressing plate, the cushion mounting hole, the spring seat, the pressing plate rib, the pressing plate fixed column and the switch mounting support, the cushion is designed in linkage with the pressing plate and the spring, the direct contact between the micro switch and the cushion sponge is isolated, the possibility of human body sensing touch points is eliminated, and the comfort is significantly improved. The pressing plate rib enhances the anti-deformation ability of the pressing plate, ensures the stability of signal triggering in long-term use, the combination of the spring seat and the encapsulated micro switch avoids the influence of temperature and humidity environment, and the signal output is reliable. The modular structure simplifies the maintenance process, reduces the cost, and is suitable for economic vehicles. The overall design simplifies the mechanical structure and optimizes the signal triggering mechanism, and overcomes the technical defects of short service life, high cost and poor comfort of the traditional cushion switch. BRIEF DESCRIPTION OF DRAWINGS
[0012] Figure 1 It is a top structure schematic diagram of the cushion with switch signals in the embodiments of the utility model.
[0013] Figure 2 It is a bottom structure schematic diagram of the cushion with switch signals in the embodiments of the utility model.
[0014] Figure 3 It is an internal structure schematic diagram of the cushion with switch signals in the embodiments of the utility model.
[0015] In the figure: 1, cushion sponge; 2, cushion framework; 3, micro switch; 31, cushion mounting hole; 32, spring seat; 4, spring; 5, pressing plate; 51, pressing plate rib; 52, pressing plate fixed column; 53, switch mounting support. DETAILED DESCRIPTION
[0016] The embodiments of the application provide a cushion with switch signals, and solve the technical problem that the cushion switch lacks modular design in the prior art, and the overall structure needs to be disassembled when being replaced or repaired, and the efficiency is low.
[0017] The technical solutions in the embodiments of the application are to solve the above problems, and the general idea is as follows:
[0018] For better understanding of the above technical solutions, the above technical solutions will be described in detail below in combination with the drawings and specific embodiments of the specification.
[0019] A seat cushion with switch signal, as shown in Figure 1 , Figure 2 and Figure 3 , comprising a seat cushion sponge 1, a seat cushion framework 2, a micro switch 3, a spring 4, a pressing plate 5, a seat cushion mounting hole 31, a spring seat 32, a pressing plate rib 51, a pressing plate fixed column 52 and a switch mounting bracket 53; the seat cushion sponge 1 is fixed on the edge of the seat cushion framework 2 by a buckle pin, and the seat cushion mounting hole 31 is arranged below the seat cushion framework 2 for connection with a vehicle; the pressing plate 5 is arranged between the seat cushion sponge 1 and the seat cushion framework 2, the pressing plate 5 is provided with the pressing plate rib 51 and the pressing plate fixed column 52, and the pressing plate fixed column 52 is connected to the seat cushion framework 2 by a self-tapping screw; the switch mounting bracket 53 is fixed to one end of the pressing plate 5, the micro switch 3 is mounted on the switch mounting bracket 53 by a bolt and a nut, the contact of the micro switch 3 faces upward and contacts the seat cushion framework 2; the spring 4 is arranged in the spring seat 32, the spring seat 32 is located between the pressing plate 5 and the seat cushion framework 2, and the spring 4 is used to provide elastic force to reset the pressing plate 5.
[0020] The pressing plate rib 51 of the pressing plate 5 is a reinforcing rib structure, which is used to prevent the deformation of the pressing plate.
[0021] The micro switch 3 contains two to three plug-in pieces, which are used to connect with a vehicle controller and output a normally open or normally closed signal.
[0022] The seat cushion sponge 1 is in a foaming or bagging form, and the edge is fixed on the seat cushion framework 2 by a buckle pin.
[0023] The seat cushion with switch signal comprises a seat cushion sponge 1, the edge of which is fixed on a seat cushion framework 2 by a buckle pin, and a seat cushion mounting hole 31 is arranged below the seat cushion framework 2 for connection with a vehicle. A pressing plate 5 is located between the seat cushion sponge 1 and the seat cushion framework 2, a pressing plate rib 51 of the pressing plate 5 enhances the anti-deformation ability, and a pressing plate fixed column 52 is connected to one end of the seat cushion framework 2 by a self-tapping screw. A switch mounting bracket 53 is fixed to the other end of the pressing plate 5, a micro switch 3 is mounted on the bracket 53 by a bolt and a nut, the contact of the micro switch 3 faces upward and contacts the seat cushion framework 2. A spring 4 is arranged in a spring seat 32, and the spring seat 32 is located between the pressing plate 5 and the seat cushion framework 2.
[0024] When no one is seated, the spring 4 will pop the pressing plate 5 open, the contact of the micro switch 3 contacts the seat cushion framework 2, and a normally open signal is output; when a person is seated, the body weight compresses the pressing plate 5 through the seat cushion sponge 1, the pressing plate 5 drives the micro switch 3 to move downward, the contact is separated from the seat cushion framework 2, and a closed signal is output.
[0025] Operation flow
[0026] Installation steps: the edge of the cushion sponge 1 is fixed to the cushion framework 2 through the buckle, the pressing plate 5 is connected with the cushion framework 2 through the pressing plate fixing column 52, and the micro switch 3 is installed on the switch mounting bracket 53.
[0027] Signal triggering: when a person is riding, the pressing plate 5 is pressed downward, the micro switch 3 contact is separated from the cushion framework 2, and a closed signal is output;
[0028] Reset mechanism: after the person leaves, the spring 4 pushes the pressing plate 5 to reset, the micro switch 3 contact recontacts the cushion framework 2, and a normally open signal is restored;
[0029] Maintenance operation: the pressing plate 5 or the micro switch 3 can be replaced by disassembling the self-tapping screw, without the need to disassemble the cushion as a whole.
[0030] Beneficial effects
[0031] Due to the adoption of the cushion sponge 1, the cushion framework 2, the micro switch 3, the spring 4, the pressing plate 5, the cushion mounting hole 31, the spring seat 32, the pressing plate rib 51, the pressing plate fixing column 52 and the switch mounting bracket 53, the cushion is designed in linkage with the pressing plate 5 and the spring 4, the direct contact between the micro switch 3 and the cushion sponge 1 is isolated, the possibility of human body sensing the contact is eliminated, and the comfort is significantly improved. The pressing plate rib 51 enhances the anti-deformation ability of the pressing plate, ensures the stability of the signal triggering in long-term use, the combination of the spring seat 32 and the encapsulated micro switch 3 avoids the influence of temperature and humidity environment, and the signal output is reliable. The modular structure simplifies the maintenance process, reduces the cost, and is suitable for economic vehicles. The overall design simplifies the mechanical structure and optimizes the signal triggering mechanism, and overcomes the technical defects of short service life, high cost and poor comfort of the traditional cushion switch.
[0032] Although the preferred embodiments of the present application have been described, those skilled in the art can make further changes and modifications to these embodiments once they know the basic inventive concept. Therefore, the appended claims are intended to be interpreted as including all changes and modifications falling within the scope of the present application.
[0033] Obviously, those skilled in the art can make various modifications and variations to the present application without departing from the spirit and scope of the present application. Thus, if these modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application also intends to include these modifications and variations.
Claims
1. A seat cushion with a switch signal, characterized by, The utility model relates to a seat cushion, which comprises a seat cushion sponge (1), a seat cushion framework (2), a micro switch (3), a spring (4), a pressing plate (5), a seat cushion mounting hole (31), a spring seat (32), a pressing plate rib (51), a pressing plate fixing column (52) and a switch mounting support (53). The seat cushion sponge (1) is fixed to the edge of the seat cushion framework (2) by means of a buckle pin. The seat cushion mounting hole (31) is arranged below the seat cushion framework (2) for connection with a vehicle. The pressing plate (5) is arranged between the seat cushion sponge (1) and the seat cushion framework (2). The pressing plate (5) is provided with the pressing plate rib (51) and the pressing plate fixing column (52). The pressing plate fixing column (52) is connected to the seat cushion framework (2) by means of a self-tapping screw. The switch mounting support (53) is fixed to one end of the pressing plate (5). The micro switch (3) is mounted on the switch mounting support (53) by means of a bolt and a nut. The contact of the micro switch (3) faces upwards and is in contact with the seat cushion framework (2). The spring (4) is arranged in the spring seat (32). The spring seat (32) is arranged between the pressing plate (5) and the seat cushion framework (2). The spring (4) is used to provide elastic force to reset the pressing plate (5).
2. The cushion with a switching signal according to claim 1, characterized in that, The pressing plate rib (51) of the pressing plate (5) is a reinforcing rib structure, which is used to prevent the deformation of the pressing plate.
3. The seat cushion with a switching signal according to claim 1, wherein, The micro switch (3) comprises two to three connecting pieces, which are used to connect with a vehicle controller and output a normally open or normally closed signal.
4. The seat cushion with a switching signal according to claim 1, wherein, The seat cushion sponge (1) is in a foaming or bagging form. The edge of the seat cushion sponge (1) is fixed to the seat cushion framework (2) by means of a buckle pin.