Knob controller

Abstract

The utility model discloses a knob controller which comprises a knob support and a first circuit board, the knob support and the circuit board are of a circular structure, the first circuit board is provided with a display LED, the lower end of the knob support is connected with a bottom shell in a clamped mode, an upper inner shell is inserted in the knob support, a circuit board support is connected in the upper inner shell in a clamped mode, and the circuit board support is provided with a circuit board. The circuit board support is connected with the knob support in a clamped mode at the same time, and the first circuit board is arranged on the circuit board support. A light shielding plate and a light-transmitting piece are further arranged in the upper inner shell, the light shielding plate is located between the first circuit board and the light-transmitting piece, and a display hole is formed in the position, corresponding to the display LED, of the light shielding plate; an upper outer shell is clamped on the outer side of the upper inner shell; according to the utility model, the overall structure is simple, the circuit board support is simultaneously connected with the upper inner shell and the knob support in a clamping manner, the knob support is connected with the bottom shell in a clamping manner, and the upper inner shell is connected with the upper outer shell in a clamping manner, so that the assembly is very convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to electrical switch technical field, concretely is knob controller. BACKGROUND

[0002] In prior art, the knob of intelligent control type is usually provided with a circuit board. The circuit board and the knob main body of some knobs are separately arranged. The circuit board of this kind of knob is usually provided with a rectangular or polygonal structure. The knob main body is connected with the circuit board through an electric wire. The integration degree is low.

[0003] Later, someone designed an integrated intelligent control type knob with high integration degree. The circuit board of this kind of knob is usually provided with a circular structure matched with the knob main body. The circuit board is installed on the knob main body. Some circuit boards are further provided with a display screen. Although this integrated knob controller has the advantages of high integration degree, convenient installation and flexible use, the structure is often relatively complex, and the assembly is inconvenient, which needs to be further improved. INVENTION CONTENTS

[0004] The utility model aims at providing a knob controller, aiming at solving the problem of inconvenient assembly caused by the complex structure of the existing intelligent control type knob with high integration degree.

[0005] The utility model is realized in this way: a knob controller, comprising a knob support and a first circuit board, the knob support and the circuit board are in a circular structure, a display LED is arranged on the first circuit board, a bottom shell is connected to the lower end of the knob support, an upper inner shell is inserted into the knob support, a circuit board support is connected to the upper inner shell, the circuit board support is connected to the knob support, and the first circuit board is arranged on the circuit board support; a light shield and a light transmission sheet are further arranged in the upper inner shell, the light shield is located between the first circuit board and the light transmission sheet, and a display hole is arranged on the light shield corresponding to the position of the display LED; an upper outer shell is connected to the outer side of the upper inner shell.

[0006] Further, the knob support has a support cylinder, the lower end of the support cylinder is provided with an opening, the upper end of the support cylinder is provided with a cylindrical groove, a connecting circular pipe is arranged in the cylindrical groove, the connecting circular pipe and the support cylinder share a common central axis, and the connecting circular pipe communicates with the inner cavity of the support cylinder.

[0007] Further, a second circuit board is further arranged in the support cylinder, and the second circuit board is electrically connected to the first circuit board; the second circuit board is connected to the support cylinder through a screw, a positioning guide strip is arranged on the inner wall of the support cylinder, and a guide notch matched with the positioning guide strip is arranged on the second circuit board.

[0008] Further, the lower end of the support cylinder is provided with a plurality of clamping holes along the circumferential direction thereof, and the upper end of the bottom shell is provided with a clamping block corresponding to each clamping hole.

[0009] Further, the upper inner shell comprises a coaxial upper cylinder part and a lower cylindrical part, the upper end of the upper cylinder part is open, the middle of the bottom wall of the upper cylinder part is provided with a circular opening, and the lower cylindrical part is arranged at the circular opening; the circuit board support has a connecting cylinder, the connecting cylinder is inserted into the lower cylindrical part and connected to the lower cylindrical part through clamping.

[0010] Further, the outer wall of the connecting cylinder is provided with a plurality of first clamping grooves and a plurality of first guide grooves along the circumferential direction thereof, and the inner wall of the lower cylindrical part is provided with a first clamping block corresponding to each first clamping groove and a first guide block corresponding to each first guide groove.

[0011] Further, the lower cylindrical part and the connecting cylinder are inserted into the cylindrical groove, and the connecting cylinder is sleeved on the outer side of the connecting cylindrical tube and connected to the connecting cylindrical tube through clamping.

[0012] Further, the inner wall of the connecting cylinder is provided with a plurality of second clamping grooves and a plurality of second guide grooves, and the outer wall of the connecting cylindrical tube is provided with a second clamping block corresponding to each second clamping groove and a second guide block corresponding to each second guide groove.

[0013] Further, the light-transmitting sheet is in a circular shape, and the upper shell is in a cylindrical shape; the outer wall of the upper cylinder part and the inner wall of the upper shell are respectively provided with clamping structures matched with each other; the outer wall of the upper cylinder part and the inner wall of the upper shell are respectively provided with guide positioning structures matched with each other; the upper end of the upper shell is provided with a compression ring part, the inner diameter of the compression ring part is smaller than the diameter of the light-transmitting sheet; the bottom wall of the upper cylinder part is provided with an elastic ring, and the upper shell clamps the elastic ring when the upper shell is clamped on the upper inner shell.

[0014] Further, the first circuit board is provided with a positioning hole and a connecting hole, the light-shielding plate is provided with a positioning column matched with the positioning hole and a connecting column corresponding to the connecting hole, the positioning column is inserted into the positioning hole; the lower end of the positioning column is provided with a connecting threaded hole, the first circuit board and the light-shielding plate are connected through a screw, and the screw rod part of the screw passes through the connecting hole and is screwed into the connecting threaded hole of the positioning column.

[0015] Compared with the prior art, the utility model has the advantages that: the utility model has simple overall structure, the circuit board support is connected to the upper inner shell and the knob support through clamping, the knob support is connected to the bottom shell through clamping, and the upper inner shell is connected to the upper shell through clamping, so that the utility model is very convenient to assemble. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 is a three-dimensional structure schematic view of the utility model;

[0017] Figure 2 is the utility model's explosion schematic view;

[0018] Figure 3 is a three-dimensional structure schematic view of the knob support of the utility model;

[0019] Figure 4 is a three-dimensional structure schematic view of the bottom shell of the utility model;

[0020] Figure 5 is a three-dimensional structure schematic view of the upper inner shell of the utility model under the perspective angle of looking down;

[0021] Figure 6 is a three-dimensional structure schematic view of the upper inner shell of the utility model under the perspective angle of looking up;

[0022] Figure 7 is a three-dimensional structure schematic view of the circuit board support of the utility model;

[0023] Figure 8 is a three-dimensional structure schematic view of the light shield of the utility model under the perspective angle of looking down;

[0024] Figure 9 is a three-dimensional structure schematic view of the light shield of the utility model under the perspective angle of looking up;

[0025] Figure 10 is a three-dimensional structure schematic view of the upper outer shell of the utility model.

[0026] In the drawing: 1, knob support;11, support cylinder;12, cylindrical recess;13, connecting round pipe;14, clamping hole;15, second clamping block;16, second guide block;2, bottom shell;21, clamping block;3, upper inner shell;31, upper cylindrical part;32, lower round pipe part;33, first clamping block;34, first guide block;35, elastic ring;4, circuit board support;41, connecting cylinder;42, first clamping slot;43, first guide slot;5, first circuit board;6, light shield;61, display hole;62, positioning column;63, connecting column;7, light transmission sheet;8, upper outer shell;81, pressing ring part;9, second circuit board. DETAILED DESCRIPTION

[0027] In the utility model, unless another definite provision and limitation, the terms "mount", "link", "connect", "fix" and so on terms should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or be integrated;Can be mechanical connection, also can be electrical connection;Can be direct connection, also can through intermediate medium indirectly connect, can be two element internal communication or two element's interaction relationship.For the ordinary skill in the art, the above terms can be understood according to the specific circumstances the specific meaning of the utility model.

[0028] The utility model is further described below in connection with the drawings and specific embodiments:

[0029] As Figure 1 And Figure 2 The utility model provides a knob controller, including knob support 1, bottom shell 2, upper inner shell 3, circuit board support 4, first circuit board 5, light shield 6, light transmission piece 7, upper outer shell 8 and second circuit board 9, and the first circuit board 5 is arranged on the circuit board support 4.

[0030] As Figure 2 And Figure 3 Knob support 1 has support cylinder 11, and the lower end opening of support cylinder 11 is arranged, and the upper end of support cylinder 11 is provided with cylindrical groove 12, and connecting circular tube 13 is arranged in cylindrical groove 12, and connecting circular tube 13 is coaxial with support cylinder 11, and connecting circular tube 13 communicates the inner chamber of support cylinder 11.Second circuit board 9 is arranged in support cylinder 11, and second circuit board 9 is electrically connected with first circuit board 5.Second circuit board 9 is provided with through hole, and the inner wall of the upper end of support cylinder 11 is provided with mounting screw hole corresponding with the through hole, and second circuit board 9 is connected with support cylinder 11 by screw.Support cylinder 11 is provided with positioning guide strip on the inner wall, and second circuit board 9 is provided with guide notch matched with the positioning guide strip, so that the through hole on second circuit board 9 can be conveniently aligned with the mounting screw hole of support cylinder 11, and the installation of second circuit board 9 is facilitated.

[0031] As Figure 1 , Figure 3 And Figure 4 The lower end of support cylinder 11 is provided with a plurality of clamping holes 14 along the circumferential direction thereof, and the upper end of bottom shell 2 is provided with clamping block 21 corresponding to each clamping hole 14 one by one, and knob support 1 and bottom shell 2 are connected by clamping block 21 and clamping hole 14, so that the assembly connection of knob support 1 and bottom shell 2 is very convenient.

[0032] As Figure 3 , Figures 5-7As shown, the upper inner shell 3 includes a co-central axis upper cylindrical portion 31 and a lower cylindrical portion 32, the upper end of the upper cylindrical portion 31 is open, a circular opening is arranged in the middle of the bottom wall of the upper cylindrical portion 31, and the lower cylindrical portion 32 is arranged at the circular opening. The circuit board support 4 has a connecting cylinder 41, a plurality of first clamping grooves 42 and a plurality of first guide grooves 43 are arranged on the outer wall of the connecting cylinder 41 along the circumferential direction thereof, and a first clamping block 33 corresponding to each first clamping groove 42 and a first guide block 34 corresponding to each first guide groove 43 are arranged on the inner wall of the lower cylindrical portion 32. The connecting cylinder 41 is inserted into the lower cylindrical portion 32 and connected through the first clamping grooves 42 and the first guide grooves 43, and the cooperation of the first guide grooves 43 and the first guide blocks 34 makes the connection between the connecting cylinder 41 and the lower cylindrical portion 32 more convenient and firm. A plurality of second clamping grooves and a plurality of second guide grooves are arranged on the inner wall of the connecting cylinder 41, and a second clamping block 15 corresponding to each second clamping groove and a second guide block 16 corresponding to each second guide groove are arranged on the outer wall of the connecting cylinder 13. The lower cylindrical portion 32 and the connecting cylinder 41 are inserted into the cylindrical recess 12, and the connecting cylinder 41 is sleeved on the outer side of the connecting cylinder 13, and the connecting cylinder 41 and the connecting cylinder 13 are connected through the second clamping grooves and the second clamping blocks 15. Therefore, the circuit board support 4 is connected with the upper inner shell 3 and the knob support 1 at the same time, so that the assembly connection between the three is very convenient.

[0033] As can be seen from the above, the first circuit board 5 and the second circuit board 9 connected in an electrically conductive manner are arranged on the circuit board support 4 and the knob support 1 respectively, and have a certain distance therebetween, and a part of the electrical elements required for realizing the knob function can be installed on each of the two circuit boards, thereby effectively improving the heat dissipation capacity and facilitating the high integration and miniaturization design of the utility model.

[0034] As shown in Figure 2 , Figure 8 and Figure 9 , the upper cylindrical portion 31 of the upper inner shell 3 is further provided with a light shielding plate 6 and a light transmission sheet 7, and the light shielding plate 6 is located between the first circuit board 5 and the light transmission sheet 7. The first circuit board 5 is provided with display LEDs, and the light shielding plate 6 is provided with display holes 61 corresponding to the positions of the display LEDs. The first circuit board 5 is provided with positioning holes and connecting holes, the light shielding plate 6 is provided with positioning columns 62 matched with the positioning holes and connecting columns 63 corresponding to the connecting holes, and the positioning columns 62 are inserted into the positioning holes. The lower end of the positioning column 62 is provided with a connecting threaded hole, the first circuit board 5 and the light shielding plate 6 are connected through screws, and the shank part of the screw is screwed into the connecting threaded hole of the positioning column 62 through the connecting hole.

[0035] As shown in Figure 1 , Figure 2 , Figure 5 and Figure 10As shown, the light-transmitting sheet 7 is in a circular sheet shape, and the upper shell 8 is in a circular tube shape. The outer wall of the upper cylindrical portion 31 and the inner wall of the upper shell 8 are respectively provided with mutually matched clamping structures, so that the upper inner shell 3 and the upper shell 8 are clamped and connected. The outer wall of the upper cylindrical portion 31 and the inner wall of the upper shell 8 are respectively provided with mutually matched guiding and positioning structures, so that the connection between the upper inner shell 3 and the upper shell 8 is more convenient and firm. The upper shell 8 is provided with a pressing ring portion 81 at the upper end, and the inner diameter of the pressing ring portion 81 is smaller than the diameter of the light-transmitting sheet 7. The bottom wall of the upper cylindrical portion 31 is provided with an elastic ring 35, and the upper shell 8 is clamped on the upper inner shell 3, so that the elastic ring 35 is pressed by the light-transmitting sheet 7, the light-shielding plate 6 and the circuit board support 4, so that the circuit board support 4, the light-transmitting sheet 7 and the light-shielding plate 6 are installed more firmly

[0036] In summary, the whole structure is simple, the circuit board support 4 is clamped and connected with the upper inner shell 3 and the knob support 1, the knob support 1 and the bottom shell 2 are clamped and connected, and the upper inner shell 3 and the upper shell 8 are clamped and connected, so that the assembly of the utility model is very convenient.

[0037] The above is only the preferred embodiment of the utility model, and is not used for limiting the utility model. For those skilled in the art, the utility model can have various changes and changes. Any modification, equivalent replacement, improvement, etc. within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A knob controller comprising a knob holder and a first circuit board, the knob holder and the circuit board being in a circular structure, a display LED being arranged on the first circuit board, characterized in that, The lower end of the knob support is clamped with a bottom shell, an upper inner shell is inserted in the knob support, a circuit board support is clamped in the upper inner shell, the circuit board support is clamped and connected with the knob support, and the first circuit board is arranged on the circuit board support; the upper inner shell is further provided with a light shield plate and a light transmission sheet, the light shield plate is located between the first circuit board and the light transmission sheet, the light shield plate is provided with a display hole corresponding to the position of the display LED, and the upper inner shell is clamped with an upper outer shell outside.

2. The knob controller of claim 1, wherein, The knob support has a support cylinder, the lower end of the support cylinder is open, the upper end of the support cylinder is provided with a cylindrical groove, the cylindrical groove is provided with a connecting circular pipe, the connecting circular pipe is coaxial with the support cylinder, and the connecting circular pipe communicates with the inner cavity of the support cylinder.

3. The knob controller of claim 2, wherein, Further comprising a second circuit board, the second circuit board is arranged in the support cylinder, and the second circuit board is electrically connected with the first circuit board; the second circuit board is connected with the support cylinder through a screw, the inner wall of the support cylinder is provided with a positioning guide strip, and the second circuit board is provided with a guide notch matched with the positioning guide strip.

4. The knob controller of claim 2, wherein, The lower end of the support cylinder is provided with a plurality of clamping holes along the circumferential direction thereof, and the upper end of the bottom shell is provided with a clamping block corresponding to each clamping hole.

5. The knob controller of claim 2, wherein, The upper inner shell comprises an upper cylindrical part and a lower circular pipe part coaxial with each other, the upper end of the upper cylindrical part is open, the middle part of the bottom wall of the upper cylindrical part is provided with a circular opening, and the lower circular pipe part is arranged at the circular opening; the circuit board support has a connecting cylinder, the connecting cylinder is inserted into the lower circular pipe part and clamped and connected with the lower circular pipe part.

6. The knob controller of claim 5, wherein, The outer wall of the connecting cylinder is provided with a plurality of first clamping grooves and a plurality of first guide grooves along the circumferential direction thereof, and the inner wall of the lower circular pipe part is provided with a first clamping block corresponding to each first clamping groove and a first guide block corresponding to each first guide groove.

7. The knob controller of claim 5, wherein, The lower circular pipe part and the connecting cylinder are inserted into the cylindrical groove, the connecting cylinder is sleeved outside the connecting circular pipe, and the connecting cylinder is clamped and connected with the connecting circular pipe.

8. The knob controller of claim 7, wherein, The inner wall of the connecting cylinder is provided with a plurality of second clamping grooves and a plurality of second guide grooves, and the outer wall of the connecting circular pipe is provided with a second clamping block corresponding to each second clamping groove and a second guide block corresponding to each second guide groove.

9. The knob controller of claim 5, wherein, The light transmission sheet is in the shape of a circular sheet, and the upper outer shell is in the shape of a circular pipe; the outer wall of the upper cylindrical part and the inner wall of the upper outer shell are respectively provided with clamping structures matched with each other; the outer wall of the upper cylindrical part and the inner wall of the upper outer shell are respectively provided with guide positioning structures matched with each other; the upper end of the upper outer shell is provided with a compression ring part, the inner diameter of the compression ring part is smaller than the diameter of the light transmission sheet; the bottom wall of the upper cylindrical part is provided with an elastic ring, and the upper outer shell clamps the upper inner shell to compress the elastic ring.

10. The knob controller of claim 1, wherein, The first circuit board is provided with a positioning hole and a connecting hole, the light shielding plate is provided with a positioning column matched with the positioning hole and a connecting column corresponding to the connecting hole one by one, and the positioning column is inserted into the positioning hole; a connecting screw hole is arranged at the lower end of the positioning column, and the first circuit board and the light shielding plate are connected through a screw, and the screw rod of the screw is screwed into the connecting screw hole of the positioning column through the connecting hole.

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