CN214672335U

CN214672335U - Waterproof knob with display screen

Info

Publication number: CN214672335U
Application number: CN202121137255.4U
Authority: CN
Inventors: 王石
Original assignee: Hangzhou Jianhong Technology Co ltd
Current assignee: Hangzhou Jianhong Technology Co ltd
Priority date: 2021-05-25
Filing date: 2021-05-25
Publication date: 2021-11-09
Anticipated expiration: 2031-05-25

Abstract

The utility model provides a waterproof knob with display screen, includes the knob shell, the inside multilayer echelonment structure that is equipped with of knob shell to make the inside mechanism of knob shell can the butt in the knob shell, the inside fixed bolster that is equipped with of knob shell, the butt is equipped with the sealing rubber circle in the fixed bolster, and the sealing rubber circle cup joints at the display screen lower extreme, and the contact surface of fixed bolster has magnet, and magnet cup joints on the fixed bolster, and the lower extreme of fixed bolster is equipped with seal ring. The utility model discloses used knob can accomplish to keep apart completely with needs waterproof electron device and motion to connect through magnetic field, control accuracy compares with traditional mechanical knob and obtains improving, and the rotation angle is judged through the magnetic field variation that detects magnet production to the PCBA circuit board, has avoided the complicated mechanical structure of traditional knob, is equipped with the sealing rubber circle between fixed bolster and knob shell, can make whole knob accomplish better waterproof sealing nature.

Description

Waterproof knob with display screen

Technical Field

The utility model belongs to the technical field of intelligence electrical apparatus control accessory technique and specifically relates to a waterproof knob with display screen.

Background

The knob that present intelligent electrical apparatus control used is the encoder structure, is mechanical connection between the movable part of knob and the encoder, and when having the display screen in the middle of the knob, its mounting structure is more complicated, and the size of appearance is on the large side, and waterproof performance is relatively poor, then its working property receives very big influence.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art not enough, provide one kind and can adopt sensor control and the better intelligent electrical apparatus knob of waterproof performance.

The utility model provides a its technical problem take following technical scheme to realize:

a waterproof knob with a display screen comprises a knob shell, wherein a multi-layer ladder-shaped structure is arranged in the knob shell and comprises a first step, a second step, a third step and a fourth step from top to bottom, so that a mechanism in the knob shell can be abutted to the inside of the knob shell to realize fixation, a fixing support is arranged in the knob shell, the upper portion and the lower portion of the fixing support are respectively provided with a groove, the display screen is correspondingly fixed in the groove in the upper portion of the fixing support, the upper surface of the display screen is flush with the upper surface of the knob shell, a lower support is fixed at the groove in the lower portion of the fixing support, the fixing support penetrates through the lower support to be exposed outside the knob shell, so that the lower portion, overlapped with the fixing support, of the fixing support and the lower support is fixed at a communication socket of an intelligent electric appliance, and a sealing rubber ring is abutted to the inside of the fixing support, the sealing rubber ring is sleeved at the lower end of the display screen and used for preventing the display screen from being waterproof, a magnet is arranged below the contact surface of the fixed support, the magnet is sleeved on the fixed support, the magnet is located on the second step, a sealing washer is arranged at the lower end of the fixed support and located at the lower portion of the lower support, and therefore the fixed support is enhanced in waterproof performance with external intelligent electrical appliances.

Preferably, the lower edge of the display screen is provided with a bulge corresponding to the groove on the fixed support, so that the display screen is detachably connected with the fixed support.

Preferably, a gasket is arranged on the third step and sleeved at the lower part of the fixed support, and the gasket is arranged between the lower support and the third step and used for reducing or adjusting friction force.

Preferably, the lower support is provided with a protrusion corresponding to the groove at the lower part of the fixed support, so that the lower support and the fixed support are detachably connected.

Preferably, the display screen is inside vacuum structure, and its inside is fixed with the PCBA circuit board, the output of PCBA circuit board is connected the signal transmission end of display screen, the PCBA circuit board is integrated as an organic whole with the display screen to make the display screen show the data of PCBA circuit board analysis, and be equipped with the lead wire with the main control board communication of intelligent electrical apparatus on the fixed bolster, the last signal of intelligent electrical apparatus is through the lead wire transmission of fixed bolster to the PCBA circuit board in, show by the display screen after the processing through the PCBA circuit board.

Preferably, the outer surface of the knob shell is provided with a crossed net structure so as to increase the surface friction force of the knob shell, and the increase of the friction force can also be realized by applying a knurling process, so that the force generated when a hand rotates is reduced, and the knob can be conveniently rotated.

Preferably, the lower surface of the lower support is provided with a plurality of baffles which are arranged along the same direction, and the baffles are used for being connected to an external intelligent electric appliance in a clamping mode.

The utility model has the advantages that:

the utility model discloses used knob can accomplish to keep apart completely needs waterproof electron device and motion, and connect through magnetic field, control accuracy compares with traditional mechanical knob, obtain improving, the magnetic field variation that the PCBA circuit board produced through detecting magnet judges rotation angle, the complicated mechanical structure of traditional knob has been avoided, magnetic sensor's control structure is simple, and through with the PCBA circuit board, the fixed bolster, structure integration such as display screen is in the knob shell, its current size is less, be convenient for installation operation, be equipped with the sealing rubber circle between the fixed bolster of installing display screen and PCBA circuit board and the knob shell, and the seal ring that is equipped with in the lower carriage, can make whole knob accomplish better waterproof leakproofness, and waterproof grade is IP 67.

Drawings

Fig. 1 is a schematic diagram of the explosion structure of the present invention;

FIG. 2 is a schematic main sectional structure of the present invention;

fig. 3 is a schematic front view of the present invention;

fig. 4 is a schematic top view of the present invention;

fig. 5 is a schematic bottom view of the present invention.

In the figure: 1. a display screen; 2. a PCBA circuit board; 3. sealing the rubber ring; 4. fixing a bracket; 5. a magnet; 6. a knob housing; 7. a gasket; 8. a lower bracket; 9. a gasket is provided.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The embodiments of the present invention will be described in detail with reference to the accompanying drawings:

as shown in figures 1 and 2, the waterproof knob with a display screen of the utility model comprises a knob shell 6, a multilayer ladder-shaped structure is arranged inside the knob shell 6, the waterproof knob comprises a first step, a second step, a third step and a fourth step from top to bottom, the distances from the first step to the fourth step to the center of the knob shell 6 are different, the edge of the second step is nearest to the center of the knob shell 6, so that a mechanism inside the knob shell 6 can be abutted against the inside of the knob shell 6 to realize fixation, a fixed support 4 is arranged inside the knob shell 6, the upper part and the lower part of the fixed support 4 are respectively provided with a groove, the display screen 1 is correspondingly fixed in the groove at the upper part of the fixed support 4, the upper surface of the display screen 1 is flush with the upper surface of the knob shell 6, a lower support 8 is fixed at the groove at the lower part of the fixed support 4, the fixed support 4 passes through the lower support 8 and is exposed outside the knob shell 6, so that fixed bolster 4 and the lower part of 8 coincidences of lower carriage fix the communication socket department at intelligent electrical apparatus, the butt is equipped with sealing rubber circle 3 in the fixed bolster 4, sealing rubber circle 3 cup joints at 1 lower extreme of display screen, a waterproof for display screen 1, the contact surface of fixed bolster 4 has magnet 5, magnet 5 cup joints on fixed bolster 4, and magnet 5 is located the second step, magnet 5 produces magnetic field, when the knob rotates, PCBA circuit board 2 detects the angle in magnetic field, the operating condition of deciding the product, the lower extreme of fixed bolster 4 is equipped with seal ring 9, seal ring 9 is located the lower part of lower carriage 8, so that waterproof nature between 4 reinforcing of fixed bolster and the external intelligent electrical apparatus.

As shown in fig. 1 and 3, the lower edge of the display screen 1 is provided with a protrusion corresponding to the upper groove of the fixed support 4, the detachable connection between the display screen 1 and the fixed support 4 is realized, the lower support 8 is provided with a protrusion corresponding to the lower groove of the fixed support 4, so that the lower support 8 and the fixed support 4 are detachably connected, when the lower support 8 is damaged or is to be replaced, the protrusion of the lower support 8 can be directly separated from the groove of the fixed support 4, the replacement is convenient, and the structure is simple.

As shown in fig. 2, a gasket 7 is provided on the third step and sleeved on the lower portion of the fixing bracket 4, and the gasket 7 is located between the lower bracket 8 and the third step for reducing or adjusting the friction force with the surrounding devices.

As shown in fig. 1 and 4, display screen 1 is inside vacuum structure, its inside is fixed with PCBA circuit board 2, display screen 1's signal transmission end is connected to PCBA circuit board 2's output, so that display screen 1 shows the data of PCBA circuit board 2 analysis, PCBA circuit board 2 integrates with display screen 1, and be equipped with the lead wire with intelligent electrical apparatus communication on the fixed bolster 4, signal on the intelligent electrical apparatus passes through the lead wire transmission of fixed bolster 4 to PCBA circuit board 2 in, show by display screen 1 after the processing through PCBA circuit board 2, and PCBA circuit board 2 judges rotatory angle through the change that detects magnetic field.

As shown in fig. 1 and 3, the outer surface of the knob housing 6 is provided with a cross mesh structure to increase the surface friction of the knob housing 6, thereby saving the labor for rotating hands and prolonging the service life of the knob.

As shown in fig. 5, be equipped with a plurality of baffle along the equidirectional setting on the lower surface of lower carriage 8, a plurality of baffle is used for the joint on external intelligent electrical apparatus, through rotatory knob, drives the control end of intelligent electrical apparatus then, carries out running state's change.

During concrete implementation, fix display screen 1 on fixed bolster 4, fixed bolster 4 is fixed in knob shell 6, the signal transmission end of the inside pin connection intelligence electrical apparatus main control board of fixed bolster 4, through rotatory knob shell 6, drive fixed bolster 4 and rotate, control the running state of intelligent electrical apparatus, the running signal of intelligent electrical apparatus passes through fixed bolster 4 and transmits to PCBA circuit board 2 in, the processing back transmission through PCBA circuit board 2 shows to the display screen 1 in.

The utility model discloses used knob can accomplish to keep apart completely needs waterproof electron device and motion, and connect through magnetic field, control accuracy compares with traditional mechanical knob, obtain improving, PCBA circuit board 2 judges rotation angle through the magnetic field change that detects magnet 5 and produce, the complicated mechanical structure of traditional knob has been avoided, magnetic sensor's control simple structure, and through PCBA circuit board 2, fixed bolster 4, structure integration such as display screen 1 is in knob shell 6, its existing size is less, be convenient for install and operate, be equipped with sealing rubber circle 3 between fixed bolster 4 and the knob shell 6 of installing display screen 1 and PCBA circuit board 2, and the seal ring 9 that is equipped with in lower carriage 8, can make whole knob accomplish better waterproof leakproofness, and when dispatching from the factory the experiment, IP67 can be accomplished to its waterproof level.

It should be emphasized that the embodiments described herein are illustrative and not restrictive, and thus the present invention is not limited to the embodiments described in the detailed description, but also falls within the scope of the present invention, in any other embodiments derived by those skilled in the art according to the technical solutions of the present invention.

Claims

1. The utility model provides a waterproof knob with display screen which characterized in that: the intelligent electric appliance fixing device comprises a knob shell (6), wherein a multilayer stepped structure is arranged in the knob shell (6), the first step, the second step, the third step and the fourth step are arranged from top to bottom, so that a mechanism in the knob shell (6) can be abutted against the inside of the knob shell (6) to realize fixing, a fixing support (4) is arranged in the knob shell (6), the upper part and the lower part of the fixing support (4) are respectively provided with a groove, a display screen (1) is correspondingly fixed in the groove in the upper part of the fixing support (4), the upper surface of the display screen (1) is flush with the upper surface of the knob shell (6), a lower support (8) is fixed at the groove in the lower part of the fixing support (4), the fixing support (4) penetrates through the lower support (8) to be exposed outside the knob shell (6), so that the lower part of the fixing support (4) and the lower support (8) are overlapped is fixed at a communication jack of an intelligent electric appliance, the butt is equipped with sealing rubber circle (3) in fixed bolster (4), sealing rubber circle (3) cup joint display screen (1) lower extreme for the waterproofing of display screen (1), the contact surface of fixed bolster (4) has magnet (5), magnet (5) cup joint on fixed bolster (4), just magnet (5) are located on the second step, the lower extreme of fixed bolster (4) is equipped with seal ring (9), seal ring (9) are located the lower part of lower carriage (8), so that fixed bolster (4) reinforcing and external waterproof nature between the intelligent electrical apparatus.

2. The waterproof knob with display screen according to claim 1, wherein: the lower edge of the display screen (1) is provided with a bulge corresponding to the groove on the fixed support (4), so that the display screen (1) is detachably connected with the fixed support (4).

3. The waterproof knob with display screen according to claim 1, wherein: and a gasket (7) is arranged on the third step and sleeved at the lower part of the fixed support (4), and the gasket (7) is arranged between the lower support (8) and the third step and used for reducing or adjusting friction force.

4. The waterproof knob with display screen according to claim 1, wherein: the lower support (8) is provided with a bulge corresponding to the groove at the lower part of the fixed support (4), so that the lower support (8) is detachably connected with the fixed support (4).

5. The waterproof knob with display screen according to claim 1, wherein: display screen (1) is inside vacuum structure, and its inside is fixed with PCBA circuit board (2), the output of PCBA circuit board (2) is connected the signal transmission end of display screen (1), PCBA circuit board (2) and display screen (1) integration are as an organic whole to make display screen (1) show PCBA circuit board (2) analysis's data.

6. The waterproof knob with display screen according to claim 1, wherein: the outer surface of the knob shell (6) is provided with a crossed net structure so as to increase the surface friction force of the knob shell (6).

7. The waterproof knob with display screen according to claim 1, wherein: the lower surface of the lower support (8) is provided with a plurality of baffles which are arranged along the same direction, and the baffles are used for being connected to an external intelligent electric appliance in a clamping mode.