A heating element controller

Abstract

The present invention discloses a heating plate controller. The heating plate controller includes a first control assembly, including a controller upper shell and a controller lower shell, a button is provided on the housing of the controller upper shell, a first control board is provided in the cavity of the controller upper shell, the controller lower shell is connected to the controller upper shell, an insulating bracket is provided on the controller lower shell, and a first snap ring sleeve is provided outside the insulating bracket; a second control assembly, including a second control board and an insulating cover, the second control board is provided in the inner cavity of the insulating cover, the insulating cover is connected to the insulating bracket via a locking member, a spring pin is provided on the second control board, the spring pin passes through the insulating bracket and is connected to the first control board; a controller bracket, a second snap ring sleeve is provided on the controller bracket, and the second snap ring sleeve is sleeved outside the first snap ring sleeve; and a conductive wire harness, one end of the conductive wire harness is connected to the second control board, and the other end of the conductive wire harness is used to connect to the heating plate. The heating plate controller of the present invention has a compact structure, a small size, and a stable structure.

Description

Technical Field

[0001] The present invention relates to the technical field of controllers, and in particular to a heating plate controller. Background Art

[0002] Heating pads are common electric heating elements that generate heat when powered. Currently, most heating pads on the market incorporate them. These pads generate heat to maintain warmth and improve blood circulation. These include heating belts, vests, neck protectors, eye protectors, arm protectors, knee pads, and other smart apparel. However, accidents often occur when these products are used due to excessive temperatures. Therefore, to ensure the safe and reliable use of these products, there is a need for a heating pad control device. Summary of the Invention

[0003] The invention discloses a heating plate controller, which can solve the above technical problems.

[0004] The heating sheet controller of the present invention comprises:

[0005] The first control assembly includes a controller upper shell and a controller lower shell, a button is provided on the shell of the controller upper shell, a first control board is provided in the cavity of the controller upper shell, the controller lower shell is connected to the controller upper shell, an insulating bracket is provided on the controller lower shell, and a first clamping ring is provided on the outer shell of the insulating bracket;

[0006] The second control assembly includes a second control board and an insulating cover, wherein the second control board is disposed in an inner cavity of the insulating cover, the insulating cover is connected to the insulating bracket via a locking member, and a spring pin is disposed on the second control board, the spring pin passing through the insulating bracket and connected to the first control board;

[0007] A controller bracket, wherein a second snap ring sleeve is provided on the controller bracket, and the second snap ring sleeve is sleeved outside the first snap ring sleeve; and

[0008] A conductive wire harness, one end of which is connected to the second control board, and the other end of which is used to connect to the heating plate.

[0009] By adopting the above technical solution, the controller of the present invention has a compact structure and a small size, and can be applied to heating clothing or other heating products to realize the control of the heating sheet.

[0010] In some embodiments, an external thread is provided on an outer wall of the first snap ring sleeve, an internal thread is provided on an inner wall of the second snap ring sleeve, and the first snap ring sleeve and the second snap ring sleeve are connected via threads.

[0011] By adopting the above technical solution, a connection is formed between the controller bracket and the controller lower shell, and the controller bracket plays a role in supporting the first control component.

[0012] In some embodiments, a plurality of card interfaces are provided on the annular edge of the second snap ring sleeve, and a housing of the controller lower shell is provided with protrusions at positions corresponding to the card interfaces, and the card interfaces cooperate with the protrusions.

[0013] By adopting the above technical solution, the stability of the entire controller is enhanced.

[0014] In some embodiments, an inner buckle ring is provided on the controller bracket, the inner buckle ring is snap-connected to the controller bracket, and the inner buckle ring is sleeved outside the second snap ring sleeve.

[0015] By adopting the above technical solution, a stable connection is formed between the second clamping ring sleeve and the controller bracket.

[0016] In some embodiments, a carrier is further included, and the carrier is fixed between the controller lower shell and the controller bracket.

[0017] By adopting the above technical solution, the controller can be fixed on heating clothing or other heating products through a carrier.

[0018] In some embodiments, a positioning post is provided at a middle position of the inner cavity of the insulating cover, and the positioning post passes through the second control board and engages with a groove on the insulating bracket.

[0019] By adopting the above technical solution, accurate positioning and convenient assembly are achieved.

[0020] In some embodiments, the insulating bracket is cylindrical, and first positioning holes are provided along the axial direction of the insulating bracket. The number of the first positioning holes is equal to the number of the spring pins.

[0021] By adopting the above technical solution, the spring pin passes through the first positioning hole and is connected to the second control board.

[0022] In some embodiments, a through hole is opened in the middle position of the lower shell of the controller, and the insulating bracket is arranged in the through hole. The diameter of the through hole is larger than the outer diameter of the spring pin bracket, so that a gap is formed between the insulating bracket and the shell of the lower shell of the controller. The insulating bracket is connected to the shell of the lower shell of the controller through a support bar.

[0023] By adopting the above technical solution, the first clamping ring is sleeved outside the insulating bracket, making the structure compact and reducing the volume.

[0024] In some embodiments, a light guide is provided on the upper housing of the controller at positions corresponding to the buttons.

[0025] By adopting the above technical solution, the brightness of the key is increased.

[0026] In some embodiments, an external interface is provided on the shell of the controller upper shell, a Type-C female socket is provided inside the external interface, and the Type-C female socket is connected to the first control board.

[0027] By adopting the above technical solution, power supply or signal input is facilitated.

[0028] Compared with the prior art, the heating plate controller of the present invention has a compact structure, a small size, and a stable structure, and can be applied to heating clothing or other heating products to realize the control of the heating plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] Figure 1 It is a structural diagram of the heating plate controller of the present invention;

[0030] Figure 2 This is a structural diagram of the heating plate controller of the present invention from another perspective;

[0031] Figure 3 This is a schematic diagram of the disassembled structure of the heating plate controller of the present invention;

[0032] Figure 4 A cross-sectional view of a heating plate controller according to the present invention;

[0033] Figure 5 This is a schematic structural diagram of the lower housing of the controller of the heating plate controller of the present invention;

[0034] Figure 6 This is a schematic structural diagram of the controller upper shell of the heating plate controller of the present invention.

[0035] Explanation of the numbers in the accompanying drawings: controller upper shell 1, button hole 11, button 12, first control board 13, Type-c female socket 14, spring pin 15, light guide plate 16, connecting column 17, first screw hole 18, external interface 19, controller lower shell 2, second screw hole 21, through hole 22, insulating bracket 23, first positioning hole 231, groove 232, first connecting hole 233, nut 234, support bar 24, first annular step 25, second annular step 26, protrusion 27, first snap ring sleeve 3, annular cover 31, shaft sleeve 32, controller bracket 4, second snap ring sleeve 41, card interface 411, inner buckle 42, carrier 5, second control board 6, second positioning hole 61, insulating cover 7, inner cavity 71, second connecting hole 72, positioning column 73, conductive harness 8. DETAILED DESCRIPTION

[0036] In order to facilitate those skilled in the art to understand the present invention, the present invention will be further described below with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0037] Figures 1 to 6 A heating plate controller of the present invention is schematically shown.

[0038] like Figures 1 to 6As shown, the heating plate controller of the present invention includes a first control component, a second control component, a controller bracket 4 and a conductive harness 8.

[0039] The first control assembly includes an upper controller shell 1 and a lower controller shell 2, which are fixedly connected. Specifically, a connecting post 17 is provided on the upper controller shell 1, with a first screw hole 18 defined along the axial direction. The housing of the lower controller shell 2 has a second screw hole 21 defined at a position corresponding to the connecting post 17. The lower controller shell 2 is fixedly connected to the upper controller shell 1 by screws passing through the first and second screw holes 18 and 21. A button hole 11 is provided on the housing of the upper controller shell 1, with a button 12 located within the button hole 11. A cavity with a storage space is formed within the upper controller shell 1, within which a first control board 13 is located. The button 12 is connected to the first control board 13. A Type-C female connector 14 is provided on the first control board 13. An external interface 19 is provided on the housing of the upper controller shell 1 at a position corresponding to the Type-C female connector 14, and the Type-C female connector 14 is located within the external interface 19. The Type-C female connector 14 is used for power and / or signal input. For example, the controller can be connected to an external computer via the Type-c socket 14, and the user can control the internal parameter modification or internal program update of the controller 14 through computer software, thereby realizing the intelligent control of the heating plate by the controller 14.

[0040] Preferably, a light guide plate 16 is provided between the key 12 and the first control board 13 . Light emitted from the light source on the first control board 13 passes through the light guide plate 16 , so that the key 12 can emit light evenly and obtain high brightness.

[0041] A through hole 22 is provided in the middle of the controller lower shell 2. An insulating bracket 23 is disposed within the through hole 22. The insulating bracket 23 is cylindrical, with an outer diameter smaller than the diameter of the through hole 22, forming an annular gap between the insulating bracket 23 and the housing of the controller lower shell 2. The insulating bracket 23 is connected to the housing of the controller lower shell 2 via a support bar 24, on which the insulating bracket 23 is located. The insulating bracket 23 is axially provided with first positioning holes 231 for the spring pins 15 described below to pass through. The number of first positioning holes 231 is equal to the number of spring pins 15. Furthermore, the insulating bracket 23 is provided with a groove 232 and a first connecting hole 233. The groove 232 is located in the middle of the insulating bracket 23. A nut 234 is disposed within the first connecting hole 233. A first retaining ring 3 is disposed outside the insulating bracket 23. The annular gap formed between the insulating bracket 23 and the housing of the controller lower shell 2 provides space for the first retaining ring 3, thereby making the controller structure more compact. Preferably, the controller lower shell 2, the first retaining ring sleeve 3 and the nut 234 are integrally formed by injection molding. The first retaining ring sleeve 3 includes an annular cover portion 31 and a shaft sleeve 32. The annular cover portion 31 is arranged at one end of the shaft sleeve 32, and an external thread is arranged on the outer wall of the shaft sleeve 32. A first annular step 25 and a second annular step 26 are provided on the side of the controller lower shell 2 close to the first control board 13. The first annular step 25 is lower than the second annular step 26. The support bar 24 is provided on the second annular step 26. The annular cover portion 31 of the first retaining ring sleeve 3 is located on the first annular step 25, and the shaft sleeve 32 of the first retaining ring sleeve 3 is sleeved on the insulating bracket 23 through the annular gap.

[0042] A controller bracket 4 is provided at the bottom of the controller lower shell 2. The controller bracket 4 is circular and has a circular hole. A second snap ring sleeve 41 is provided in the circular hole. An inner retaining ring 42 is provided on the outer sleeve of the second snap ring sleeve 41. The inner retaining ring 42 is snap-connected to the controller bracket 4. An internal thread that cooperates with the external thread on the first snap ring sleeve 3 is provided on the inner wall of the first snap ring sleeve 3. The first snap ring sleeve 3 and the second snap ring sleeve 41 are connected by threads, so that a unified body is formed between the controller bracket 4 and the controller lower shell 2. The controller bracket 4 supports the first control component. Preferably, an annular edge is provided on the second snap ring sleeve 41, and a plurality of card interfaces 411 are provided on the annular edge of the second snap ring sleeve 41. The shell of the controller lower shell 2 is provided with a protrusion 27 at the corresponding position of the card interface 411. The card interface 411 cooperates with the protrusion 27 to enhance the stability of the entire controller.

[0043] Further preferably, a carrier 5, such as a cloth, is provided on the top of the controller bracket 4. The carrier 5 is fixed between the bottom of the controller lower shell 2 and the top of the controller bracket 4. The controller can be fixed to heating clothing or other heating products through the carrier 5.

[0044] The second control assembly includes a second control board 6 and an insulating cover 7. An annular inner cavity 71 is provided on one side of the insulating cover 7 near the insulating support 23, and the second control board 6 is disposed within the annular inner cavity 71. The outer diameter of the annular inner cavity 71 is smaller than the diameter of the first retaining ring 3, allowing the annular inner cavity 71 to fit within the first retaining ring 3, thereby enhancing the stability of the controller. A second connecting hole 72 is provided on the insulating cover 7, offset from the center of the insulating cover 7. The insulating cover 7 is connected to the second control board 6 and the second control board 6 via a locking member, such as a screw, which passes through the second connecting hole 72, the second control board 6, and a nut 234 in the first connecting hole 233 on the insulating support 23, thereby forming a unified structure. Preferably, a positioning post 73 is provided at the center of the bottom of the annular inner cavity 71 of the insulating cover 7. This positioning post 73 extends through the second control board 6 and engages with the groove 232 on the insulating support 23 for accurate positioning and ease of assembly. The second control board 6 is provided with spring pins 15 and second positioning holes 61, with the number of second positioning holes 61 being equal to the number of spring pins 15. One end of the spring pin 15 is located in the second positioning hole 61 , and the other end passes through the first positioning hole 231 to be connected to the first control board 13 . The first control board 13 is provided with a connection site corresponding to the spring pin 15 .

[0045] The controller of the present invention also includes a conductive wire harness 8, one end of which is connected to the second control board 6, and the other end of the conductive wire harness 8 is used to connect to the heating plate. The conductive wire harness 8 can be used for power supply or signal output, thereby realizing the controller's control over the heating plate.

[0046] The above are only some embodiments of the present invention. For those skilled in the art, several modifications and improvements can be made without departing from the inventive concept of the present invention, which all fall within the scope of protection of the present invention.

[0047] In addition, it should be noted that, unless otherwise specified, the terms "first", "second", "third", etc. in the specification are only used to distinguish the various components, elements, steps, etc. in the specification, and are not used to indicate the logical relationship or sequential relationship between the various components, elements, steps, etc. In the description of the present invention, the terms "upper", "lower", "vertical", "horizontal", "vertical", "top", "bottom", "inside", "outside", etc. indicate the orientation or position relationship based on the orientation or position relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

Claims

1. A heating plate controller, characterized in that: include: A first control assembly includes a controller upper shell and a controller lower shell, wherein the upper shell of the controller is provided with a button, a first control board is provided in a cavity of the upper shell of the controller, the lower shell of the controller is connected to the upper shell of the controller, an insulating bracket is provided on the lower shell of the controller, and a first clamping ring is provided on the outer shell of the insulating bracket; A second control assembly includes a second control board and an insulating cover, wherein the second control board is disposed in an inner cavity of the insulating cover, the insulating cover is connected to the insulating bracket via a locking member, and a spring pin is disposed on the second control board, the spring pin passing through the insulating bracket and connected to the first control board; A controller bracket, wherein a second snap ring sleeve is provided on the controller bracket, and the second snap ring sleeve is sleeved outside the first snap ring sleeve; and a conductive wire harness, one end of which is connected to the second control board, and the other end of which is used to connect to a heating element; An external interface is provided on the shell of the controller upper shell, a Type-c female socket is provided in the external interface, and the Type-c female socket is connected to the first control board.

2. The heating plate controller according to claim 1, characterized in that: An external thread is provided on the outer wall of the first clamping ring sleeve, an internal thread is provided on the inner wall of the second clamping ring sleeve, and the first clamping ring sleeve and the second clamping ring sleeve are connected via threads.

3. The heating sheet controller according to claim 1 or 2, characterized in that: A plurality of card interfaces are provided on the annular edge of the second snap ring sleeve, and protrusions are provided on the housing of the controller lower shell at corresponding positions of the card interfaces, and the protrusions cooperate with the card interfaces.

4. The heating plate controller according to claim 1 or 2, characterized in that An inner buckle ring is provided on the controller bracket, the inner buckle ring is snap-connected to the controller bracket, and the inner buckle ring is sleeved outside the second snap ring sleeve.

5. The heating sheet controller according to claim 1, characterized in that: It also includes a carrier, which is fixed between the controller lower shell and the controller bracket.

6. The heating sheet controller according to claim 1, characterized in that: A positioning post is provided at a middle position of the inner cavity of the insulating cover, and the positioning post passes through the second control board and is engaged with a groove on the insulating bracket.

7. The heating sheet controller according to claim 1, characterized in that: The insulating bracket is cylindrical and is provided with first positioning holes along the axial direction. The number of the first positioning holes is equal to the number of the elastic pins.

8. The heating sheet controller according to claim 7, characterized in that: A through hole is opened at the middle position of the lower shell of the controller, and the insulating bracket is arranged in the through hole. The diameter of the through hole is larger than the outer diameter of the insulating bracket, so that a gap is formed between the insulating bracket and the shell of the lower shell of the controller. The insulating bracket is connected to the shell of the lower shell of the controller through a support bar.

9. The heating sheet controller according to claim 1, characterized in that: The controller upper shell is provided with light guide sheets at positions corresponding to the buttons.

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