阅读说明：本技术 马桶底座投影装置 (Toilet seat projection device ) 是由 林希英 于 2021-01-04 设计创作，主要内容包括：本发明涉及一种马桶底座投影装置,透光盖板设置于所述套筒的端部,所述光路组件设置于所述套筒内,所述光路组件设置有显示模块、光线过渡套管、第一透镜、第一透镜套管,所述光线过渡套管为中空的直管,所述光线过渡套管设置有第一端口和第二端口,所述显示模块设置于所述第一端口,所述第一透镜设置于所述光线过渡套管的第二端口,所述显示模块设置有发光面,所述发光面设置于所述光线过渡套管的第一端口并对准第二端口,所述显示模块发光面与所述第一透镜之间的间距等于所述第一透镜的焦距长度。(The invention relates to a toilet base projection device, wherein a light-transmitting cover plate is arranged at the end part of a sleeve, a light path component is arranged in the sleeve, the light path component is provided with a display module, a light transition sleeve, a first lens and a first lens sleeve, the light transition sleeve is a hollow straight pipe, the light transition sleeve is provided with a first port and a second port, the display module is arranged at the first port, the first lens is arranged at the second port of the light transition sleeve, the display module is provided with a light-emitting surface, the light-emitting surface is arranged at the first port of the light transition sleeve and is aligned to the second port, and the distance between the light-emitting surface of the display module and the first lens is equal to the focal length of the first lens.)

1. A toilet bowl base projection device is characterized by being provided with a sleeve, a light path component and a light transmitting cover plate, wherein the light transmitting cover plate is arranged at the end part of the sleeve, the light path component is arranged in the sleeve, the light path component is provided with a display module, a light transition sleeve, a first lens and a first lens sleeve, the light transition sleeve is a hollow straight pipe, the light transition sleeve is provided with a first port and a second port, the display module is arranged at the first port, the first lens is arranged at the second port of the light transition sleeve, the first lens has a specified focal length, the display module is provided with a light emitting surface, the light emitting surface is arranged at the first port of the light transition sleeve and is aligned with the second port, and the distance between the light emitting surface of the display module and the first lens is equal to the focal length of the first lens,

the outer side wall of the light ray transition sleeve is provided with a first annular bulge and a second annular bulge, the first annular bulge is close to the first port, the second annular bulge is close to the second port,

the first lens sleeve is arranged on the second annular bulge of the light ray transition sleeve and tightly presses the first lens.

2. The toilet base projection device of claim 1, wherein the first lens is provided with a front mirror surface and a rear mirror surface, and a lens fixing block is further arranged between the rear mirror surface and the light transition sleeve.

3. The toilet base projection device of claim 1, wherein the optical path component of the toilet base projection device is further provided with a display driver circuit board disposed between the first annular raised portion and the second annular raised portion.

4. The toilet seat projection device according to claim 1 or 3, wherein the display module is further provided with a liquid crystal display, a condensing lens fixing member, a condensing lens, an LED light source and an LED circuit board, the LED light source is arranged on the LED circuit board, the liquid crystal display is provided with a front side surface and a rear side surface, a light emitting surface is the front side surface of the liquid crystal display, the light emitting surface of the LED light source is aligned with the rear side surface, the condensing lens is arranged between the LED light source and the rear side surface of the liquid crystal display, the condensing lens fixing member is provided with an accommodating cavity, and the condensing lens is arranged inside the accommodating cavity.

5. The toilet base projection device of claim 1 or 2, wherein the outer surface of the second annular protrusion and the inner side wall of the first lens sleeve are provided with threads, and the first lens sleeve is screwed on the second annular protrusion of the light transition sleeve, so as to press the first lens.

6. The toilet base projection device of claim 4, wherein the inner side wall of the first annular protrusion and the outer side wall of the condenser lens fixing member are both provided with threads, and the condenser lens fixing member is screwed in the first annular protrusion of the light transition sleeve by the threads and presses the rear side of the liquid crystal display screen.

7. The toilet base projection device of claim 4, wherein the display module further comprises a screw, the LED circuit board comprises a through hole, the condenser lens fixing member comprises a screw hole, and the screw passes through the LED circuit board and is screwed into the screw hole, so that the LED circuit board and the condenser lens are fixed to the condenser lens fixing member.

8. The toilet base projection device of claim 4, wherein the display driver circuit board is provided with a wire, and the edge of the LED circuit board is provided with a notch, and the wire passes through the notch.

9. The toilet base projection device of claim 1, wherein a normal to the light emitting surface of the display module is collinear with a center line of symmetry of the first lens.

10. The toilet base projection device of claim 1, wherein a normal to a light emitting surface of the display module forms an angle with a center line of symmetry of the first lens.

Technical Field

The invention relates to a toilet base projection device, and belongs to the field of smart homes.

Background

With the continuous improvement of living standard of people, the intelligent closestool and the intelligent closestool cover become one of the most popular intelligent household products. The traditional closestool only has a flushing function, the intelligent closestool or the intelligent closestool cover can provide functions of flushing, drying and the like which make a user more comfortable, and the temperature and the flow rate of the operations of flushing, drying and the like can be controlled by the user. The innovative functions greatly improve the use experience and effectively improve the life quality of women, old people, patients and other people in the menstrual period.

However, in the current intelligent toilet and intelligent toilet cover, the numerical display device for displaying the temperature, flow rate, etc. of the washing, drying, etc. operations is usually installed at the armrest position of the side of the user or at the back of the user. The user cannot visually see the current functional status of the toilet when using the toilet. How to display the values of temperature, flow rate and the like of the operations of washing, drying and the like in front of the front of a user so that the user can more intuitively and conveniently see the values becomes a problem to be solved.

Disclosure of Invention

In view of the above, there is a need to provide a technical solution for providing a projection device on a toilet seat, so as to project the functional status of the toilet seat onto the ground right in front of the user in real time in a projection manner.

In order to solve the technical problems, the technical scheme of the invention is as follows: a toilet base projection device is provided with a sleeve, a light path component and a light-transmitting cover plate, wherein the light-transmitting cover plate is arranged at the end part of the sleeve, the light path component is arranged in the sleeve and is provided with a display module, a light ray transition sleeve, a first lens and a first lens sleeve, the light ray transition sleeve is a hollow straight pipe and is provided with a first port and a second port, the display module is arranged at the first port, the first lens is arranged at the second port of the light transition sleeve, the first lens has a designated focal length, the display module is provided with a light-emitting surface, the light-emitting surface is arranged at the first port of the light transition sleeve and is aligned with the second port, the distance between the light emitting surface of the display module and the first lens is equal to the focal length of the first lens.

The outer side wall of the light transition sleeve is provided with a first annular bulge and a second annular bulge, the first annular bulge is close to the first port, and the second annular bulge is close to the second port.

The first lens sleeve is arranged on the second annular bulge of the light ray transition sleeve and tightly presses the first lens.

The first lens is provided with a front mirror surface and a rear mirror surface, and a lens fixing block is further arranged between the rear mirror surface and the light transition sleeve.

The light path component of the closestool base projection device is further provided with a display driving circuit board, and the display driving circuit board is arranged between the first annular bulge part and the second annular bulge part.

The display module is further provided with a liquid crystal display screen, a condensing lens fixing piece, a condensing lens, an LED light source and an LED circuit board, wherein the LED light source is arranged on the LED circuit board, the liquid crystal display screen is provided with a front side face and a rear side face, the light emitting face is the front side face of the liquid crystal display screen, the light emitting face of the LED light source is aligned to the rear side face, the condensing lens is arranged between the LED light source and the rear side face of the liquid crystal display screen, the condensing lens fixing piece is provided with an accommodating cavity, and the condensing lens is arranged in the.

The outer surface of the second annular bulge and the inner side wall of the first lens sleeve are both provided with threads, and the first lens sleeve is screwed on the second annular bulge of the light ray transition sleeve through the threads so as to compress the first lens.

The inner side wall of the first annular convex part and the outer side wall of the condensing lens fixing part are both provided with threads, and the condensing lens fixing part is screwed in the first annular convex part of the light transition sleeve through the threads and compresses the back side face of the liquid crystal display screen.

The display module is further provided with a screw, a through hole is formed in the LED circuit board, a screw hole is formed in the condensing lens fixing piece, the screw penetrates through the LED circuit board and the screw hole, and therefore the LED circuit board and the condensing lens are fixed to the condensing lens fixing piece.

The display driving circuit board is provided with a lead, the edge of the LED circuit board is provided with a notch, and the lead penetrates through the notch.

Preferably, a normal line of the light emitting surface of the display module and a symmetric center line of the first lens are on the same straight line.

Preferably, an included angle is formed between a normal of a light emitting surface of the display module and a symmetrical center line of the first lens.

Compared with the prior art, the invention has the following beneficial effects: the toilet seat projection device can be installed in the toilet seat and projects display pictures to the ground, so that the functional state of the toilet is projected to the ground right in front of a user in a projection manner in real time. The user can clearly know the values of temperature, flow rate and the like of the operations of washing, drying and the like in a natural state without twisting the head or rotating the body.

In order to make the aforementioned and other objects, features and advantages of the invention comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

Fig. 1 is an exploded view of a toilet seat projection apparatus according to a first embodiment of the present invention.

FIG. 2 is a schematic view of a toilet base projection apparatus according to the present invention.

Detailed Description

To further illustrate the technical means and effects of the present invention adopted to achieve the preset purposes, the following detailed description is given to the specific implementation modes, structures, characteristics and effects of the present invention with reference to the accompanying drawings and preferred embodiments.

Example one

As shown in fig. 1-2, a toilet bowl base projection device is provided with a sleeve 1, a light path component, a light-transmitting cover plate 3, the light-transmitting cover plate 3 is disposed at an end of the sleeve 1, the light path component is disposed in the sleeve 1, the light path component is provided with a display module, a light transition sleeve 4, a first lens 5 and a first lens sleeve 6, the light transition sleeve 4 is a hollow straight tube, the light transition sleeve 4 is provided with a first port and a second port, the display module is disposed at the first port, the first lens 5 is disposed at the second port of the light transition sleeve 4, the first lens 5 has a specified focal length, the display module is provided with a light-emitting surface 7, the light-emitting surface 7 is disposed at the first port of the light transition sleeve 4 and aligned with the second port, and a distance between the light-emitting surface 7 of the display module and the first lens 5 is equal to the focal length of the first lens 5.

The outer side wall of the light ray transition sleeve 4 is provided with a first annular bulge 8 and a second annular bulge 9, the first annular bulge 8 is close to the first port, and the second annular bulge 9 is close to the second port.

The first lens sleeve 6 is mounted on the second annular boss 9 of the light transition sleeve 4 and compresses the first lens 5.

The first lens 5 is provided with a front mirror surface and a rear mirror surface, and a lens fixing block 10 is further arranged between the rear mirror surface and the light transition sleeve 4.

The light path component of the toilet seat projection device is further provided with a display driving circuit board 11, and the display driving circuit board 11 is arranged between the first annular bulge part 8 and the second annular bulge part 9.

Display module still is provided with liquid crystal display 12, condenser lens mounting 13, condenser lens 14, LED light source 15, LED circuit board 16, LED light source 15 set up in on the LED circuit board 16, liquid crystal display 12 is provided with leading flank and trailing flank, and light emitting area 7 is the leading flank of liquid crystal display 12, the light emitting area 7 of LED light source 15 is aimed at the trailing flank, condenser lens 14 set up in between LED light source 15 and the 12 trailing flank of liquid crystal display, condenser lens mounting 13 is provided with holds the chamber, condenser lens 14 set up in hold intracavity portion.

The outer surface of the second annular bulge 9 and the inner side wall of the first lens sleeve 6 are both provided with threads, and the first lens sleeve 6 is screwed on the second annular bulge 9 of the light ray transition sleeve 4 through the threads so as to compress the first lens 5.

The inner side wall of the first annular convex part 8 and the outer side wall of the condensing lens fixing part 13 are both provided with threads, and the condensing lens fixing part 13 is screwed in the first annular convex part 8 of the light ray transition sleeve 4 through the threads and tightly presses the back side face of the liquid crystal display screen 12.

The display module is further provided with a screw 17, a through hole is formed in the LED circuit board 16, a screw hole is formed in the condensing lens fixing piece 13, the screw 17 penetrates through the LED circuit board 16 and is screwed into the screw hole, and therefore the LED circuit board 16 and the condensing lens 14 are fixed to the condensing lens fixing piece 13.

The display driving circuit board 11 is provided with a lead, the edge of the LED circuit board 16 is provided with a notch, and the lead penetrates through the notch.

The normal of the light emitting surface 7 of the display module and the symmetrical center line of the first lens 5 are on the same straight line.

Example two

An included angle is formed between the normal of the light emitting surface 7 of the display module and the symmetrical center line of the first lens 5.

Although the present invention has been described with reference to the preferred embodiments, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.