Chair rest with heating and massaging functions

Abstract

The utility model discloses a chair back with heating and massaging functions. The chair back comprises a backrest and a waist rest arranged on the backrest. The waist rest is composed of a shell, forming foam, a vibrator, a rechargeable battery and a heating piece, the forming foam is provided with a vibration cavity and a battery cavity, the vibrator and the rechargeable battery are installed in the vibration cavity and the battery cavity respectively, the heating piece is attached to the side, away from the backrest, of the shell, and the rechargeable battery supplies power to the vibrator and the heating piece. The chair backrest improves user experience through heating and massaging functions, and can promote waist blood circulation and relieve muscular tension; the rechargeable battery supplies power to get rid of the constraint of a power line, and the portability is improved.

Description

Technical Field

[0001] This utility model relates to the field of power supply technology, specifically to a chair back with heating and massage functions. Background Technology

[0002] In modern life, people are prone to lower back fatigue and discomfort due to prolonged sitting. Traditional chair backs are relatively simple in function, often only providing basic support and failing to meet users' needs for lower back health care. Prolonged sitting keeps the lower back muscles in a state of tension without effective relaxation methods, which not only affects work efficiency and quality of life but can also lead to various lower back diseases in the long run. With increasing health awareness, the market urgently needs a chair back that can effectively protect the lower back while sitting. The chair back with heating and massage functions proposed in this application was developed to address the shortcomings of existing technologies. Its heating and vibration massage functions can heat and massage the lower back, greatly improving comfort and providing more comprehensive protection for the user's lower back health, thus solving the problem of the limited functionality of existing chair backs. Utility Model Content

[0003] In view of the shortcomings of the prior art, the present invention provides a chair back with heating and massage functions.

[0004] The technical solution adopted by this utility model is: a chair back with heating and massage function, including a backrest and a lumbar support set on the backrest. The lumbar support includes a shell, molded foam, a vibrator, a rechargeable battery and a heating element. The molded foam, vibrator, rechargeable battery and heating element are installed in the shell. The rechargeable battery is connected to the vibrator and heating element to supply power to the vibrator and heating element.

[0005] The molded foam is provided with a vibration cavity and a battery cavity for mounting a vibrator and a rechargeable battery, respectively.

[0006] The heating element is fitted inside the outer casing on the side away from the backrest.

[0007] Furthermore, the outer shell includes a nylon bottom frame, a bottom plate, and a mesh fabric surface layer. The back of the nylon bottom frame is provided with a connecting part for fixing to the backrest, and a fixing hole is provided on the connecting part.

[0008] The inner side of the nylon bottom frame has a recessed cavity that sinks towards the back side. Several fixing posts are evenly spaced in the recessed cavity, and the fixing posts are provided with fixing holes.

[0009] The outer ring of the base plate has positioning holes on the surface of the backrest side for embedding the fixing column, and a fixing hole three is provided at the bottom of the positioning hole.

[0010] Furthermore, the base plate is provided with a foam cavity that matches the shape of the molded foam and is used to install the molded foam.

[0011] Furthermore, a control cavity for mounting a controller is provided on one side of the foam cavity. The controller is equipped with a vibration switch for controlling the vibrator, a heating switch for controlling the heating element, and a charging port for charging the rechargeable battery.

[0012] Furthermore, the molded foam is provided with wiring holes that communicate with the control cavity, and wiring grooves are provided between the wiring holes and the battery cavity, between the wiring holes and the vibration cavity near the wiring holes, and between the vibration cavities.

[0013] The beneficial effects of this utility model are:

[0014] 1. Enhanced User Experience: The heating element is nestled inside the outer shell on the side furthest from the backrest, generating gentle and even heat to create a warm and comfortable environment for the lumbar region. This heating function not only provides warmth in cold weather, but more importantly, the warmth promotes blood circulation in the lumbar region, relieving muscle stiffness caused by prolonged sitting and effectively reducing lumbar fatigue. This allows users to enjoy comfortable warmth while seated, enhancing the overall user experience.

[0015] 2. Added massage function. The vibrator is installed inside the vibration chamber of the molded foam. When working, the vibration can act on the lumbar muscles, effectively relieving muscle tension through vibration massage and further improving the comfort of the lumbar region.

[0016] 3. Enhanced Portability: The rechargeable battery powers the vibrator and heating element, freeing the chair from the constraints of a power cord and making it highly portable. Users can easily use the heating and massage functions of the chair in various settings, such as the office, home, or car, greatly expanding its usability.

[0017] In addition to the objectives, features, and advantages described above, this utility model has other objectives, features, and advantages. The utility model will now be described in further detail with reference to the accompanying drawings. Attached Figure Description

[0018] Figure 1 This is a schematic diagram of the rear structure of this utility model.

[0019] Figure 2 This is a front structural diagram of the present invention.

[0020] Figure 3 This is a schematic diagram of the present invention after the mesh fabric surface layer has been removed.

[0021] Figure 4 This is a schematic diagram of an explosion of the lumbar support section.

[0022] Figure 5 An explosion diagram of the lumbar support from another perspective.

[0023] Figure 1-5 Components: 1. Backrest; 2. Lumbar support; 3. Outer shell; 4. Molded foam; 5. Vibrator; 6. Rechargeable battery; 7. Heating element; 8. Vibration chamber; 9. Battery chamber; 10. Nylon base frame; 11. Base plate; 12. Mesh fabric surface layer; 13. Connecting part; 14. Fixing hole one; 15. Recessed cavity; 16. Fixing post; 17. Fixing hole two; 18. Positioning hole; 19. Fixing hole three; 20. Foam chamber; 21. Control chamber; 22. Vibration switch; 23. Heating switch; 24. Charging port; 25. Wiring hole; 26. Wiring groove; 27. Controller. Detailed Implementation

[0024] The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of the present invention.

[0025] It should be noted that if the embodiments of this utility model involve directional indicators (such as up, down, left, right, front, back, etc.), the directional indicators are only used to explain the relative positional relationship and movement of the components in a certain specific posture (as shown in the figure). If the specific posture changes, the directional indicators will also change accordingly.

[0026] This utility model provides a chair back with heating and massage functions.

[0027] In this embodiment, refer to Figure 1-5 The chair back with heating and massage function includes a backrest 1 and a lumbar support 2 set on the backrest. The lumbar support includes a shell 3, molded foam 4, vibrator 5, rechargeable battery 6 and heating element 7. The molded foam 4, vibrator 5, rechargeable battery 6 and heating element 7 are installed in the shell 3. The rechargeable battery is connected to the vibrator and heating element to supply power to the vibrator and heating element.

[0028] The molded foam is provided with a vibration cavity 8 and a battery cavity 9 for mounting a vibrator and a rechargeable battery, respectively.

[0029] The heating element is fitted inside the outer casing on the side away from the backrest.

[0030] In the above technical solution, the chair back consists of a backrest and a lumbar support. The lumbar support includes a shell, inside which are installed molded foam, a vibrator, a rechargeable battery, and a heating element. The rechargeable battery serves as a power source, supplying power to the vibrator and heating element via a circuit connection, enabling them to perform vibration massage and heating functions respectively. The molded foam has vibration chambers and battery chambers for housing the vibrator and rechargeable battery, ensuring stable placement of all components. The heating element is fitted into the shell on the side away from the backrest, effectively providing heating.

[0031] This chair features both heating and massage functions, meeting users' needs for comfortable lumbar support. The heating pads warm the lower back, promoting blood circulation and relieving muscle stiffness and fatigue; the vibrating massager relaxes lumbar muscle fibers and reduces muscle tension. The specific cavity design on the molded foam facilitates component installation and fixation, enhancing overall structural stability.

[0032] Specifically, the outer shell includes a nylon bottom frame 10, a bottom plate 11, and a mesh surface layer 12. The back of the nylon bottom frame is provided with a connecting part 13 for fixing to the backrest, and the connecting part 13 is provided with a fixing hole 14.

[0033] The inner side of the nylon bottom frame has a recessed cavity 15 that sinks towards the back side. Several fixing posts 16 are evenly spaced in the recessed cavity 15, and fixing holes 17 are provided on the fixing posts 16.

[0034] The outer ring of the base plate has a positioning hole 18 on the surface of the backrest side for embedding the fixing column, and a fixing hole 19 is provided at the bottom of the positioning hole 18.

[0035] In this embodiment, the outer shell consists of a nylon base frame, a base plate, and a mesh fabric surface. The connecting part on the back of the nylon base frame is fixed to the backrest through a fixing hole one, achieving a stable connection between the chair back and the backrest. The recessed cavity on the inner side of the nylon base frame and the fixing posts evenly distributed inside cooperate with the positioning holes on the outer ring of the base plate. After the fixing posts are inserted into the positioning holes, they are then fastened using connectors (such as screws) through fixing holes two on the fixing posts and fixing holes three at the bottom of the positioning holes, ensuring a stable connection between the base plate and the nylon base frame.

[0036] This shell structure design facilitates the installation and removal of the chair back and backrest, allowing users to adjust or replace them as needed. On the other hand, the stable connection between the nylon base frame and the base plate ensures the overall structural strength of the shell, providing reliable protection and support for internal components such as molded foam and vibrators, thus extending the service life of the chair back.

[0037] Specifically, the base plate is provided with a foam cavity 20 that is consistent with the shape of the molded foam and is used to install the molded foam.

[0038] In this embodiment, the foam cavity 20 provided on the base plate has a shape that is completely consistent with the shape of the molded foam. During installation, the molded foam can be tightly embedded into the foam cavity, achieving precise positioning and installation.

[0039] The design of the foam cavity makes the installation of molded foam more convenient and accurate, and can better fix the molded foam, preventing it from shifting or shaking during use. This ensures the working stability of components such as the vibrator and heating element, and improves the overall performance of the chair back.

[0040] Specifically, a control cavity 21 for mounting the controller 27 is provided on one side of the foam cavity. The controller is provided with a vibration switch 22 for controlling the vibrator, a heating switch 23 for controlling the heating element, and a charging port 24 for charging the rechargeable battery.

[0041] In this embodiment, a control cavity is provided on one side of the foam cavity for installing a controller. The controller integrates a vibration switch, a heating switch, and a charging port. The vibration switch controls the start and stop of the vibrator and adjusts the massage function; the heating switch controls the working state of the heating element and adjusts the heating function; and the charging port is used to connect to an external power source to charge the rechargeable battery, ensuring the chair back can continue to work normally.

[0042] Specifically, the molded foam is provided with wiring holes 25 that communicate with the control cavity, and wiring grooves 26 are provided between the wiring holes 25 and the battery cavity, between the wiring holes and the vibration cavity near the wiring holes, and between the vibration cavities.

[0043] In this embodiment, the wiring holes on the molded foam communicate with the control cavity, facilitating wiring connections between the controller and the vibrator, heating element, and rechargeable battery. Wiring grooves, located between the wiring holes and the battery cavity, between the wiring holes and the vibrating cavity near the wiring holes, and between the vibrating cavities, provide dedicated pathways for wiring, ensuring orderly wiring arrangement and preventing tangled wiring. The design of the wiring holes and grooves standardizes the wiring path, reducing the risk of damage due to tangled wiring and improving the reliability and stability of wiring connections. Simultaneously, this design facilitates wiring inspection and repair during production assembly and subsequent maintenance, reducing maintenance costs and improving the overall quality of the chair back.

[0044] Attention all technical personnel: Although this utility model has been described according to the specific embodiments above, the concept of this utility model is not limited to this utility model. Any modification that utilizes the concept of this utility model will be included within the scope of protection of this patent right.

Claims

1. A chair back with heating and massage functions, comprising a backrest and a lumbar support mounted on the backrest, characterized in that: The lumbar support includes a shell, molded foam, a vibrator, a rechargeable battery, and a heating element. The molded foam, vibrator, rechargeable battery, and heating element are installed inside the shell. The rechargeable battery is connected to the vibrator and heating element to supply power to the vibrator and heating element. The molded foam is provided with a vibration cavity and a battery cavity for mounting a vibrator and a rechargeable battery, respectively. The heating element is fitted inside the outer casing on the side away from the backrest.

2. The chair back with heating and massage function according to claim 1, characterized in that: The outer shell includes a nylon bottom frame, a bottom plate, and a mesh fabric surface layer. The back of the nylon bottom frame is provided with a connecting part for fixing to the backrest, and a fixing hole is provided on the connecting part. The inner side of the nylon bottom frame has a recessed cavity that sinks towards the back side. Several fixing posts are evenly spaced in the recessed cavity, and the fixing posts are provided with fixing holes. The outer ring of the base plate has positioning holes on the surface of the backrest side for embedding the fixing column, and a fixing hole three is provided at the bottom of the positioning hole.

3. The chair back with heating and massage function according to claim 2, characterized in that: The base plate is provided with a foam cavity that matches the shape of the molded foam and is used to install the molded foam.

4. The chair back with heating and massage function according to claim 3, characterized in that: A control cavity for mounting a controller is provided on one side of the foam cavity. The controller is equipped with a vibration switch for controlling the vibrator, a heating switch for controlling the heating element, and a charging port for charging the rechargeable battery.

5. The chair back with heating and massage function according to claim 4, characterized in that: The molded foam is provided with wiring holes that communicate with the control cavity, and wiring grooves are provided between the wiring holes and the battery cavity, between the wiring holes and the vibration cavity near the wiring holes, and between the vibration cavities.

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