CN219303005U

CN219303005U - Capacitive touch screen with projection function

Info

Publication number: CN219303005U
Application number: CN202320869401.5U
Authority: CN
Inventors: 张志平
Original assignee: Guangdong Zhiping Touch Technology Co ltd
Current assignee: Guangdong Zhiping Touch Technology Co ltd
Priority date: 2023-04-18
Filing date: 2023-04-18
Publication date: 2023-07-04
Anticipated expiration: 2033-04-18

Abstract

The utility model relates to the technical field of capacitive touch screens and discloses a capacitive touch screen with a projection function, which comprises a touch screen and a curtain, wherein sliding rods are fixedly connected to the top and the bottom of the touch screen, a rotating shaft is arranged on one side of the touch screen, the curtain is wound on the rotating shaft, a connecting rod is fixedly connected to the other end of the curtain, a first fixing plate is arranged on the other side of the touch screen, and first springs are fixedly connected to the two ends of the touch screen. According to the curtain winding device, the winding mode of the curtain is changed, so that the curtain is manually operated on the side face, the curtain can be more rapidly wound, and the operation time of the curtain is greatly saved.

Description

Capacitive touch screen with projection function

Technical Field

The utility model belongs to the technical field of capacitive touch screens, and particularly relates to a capacitive touch screen with a projection function.

Background

The capacitive touch screen is widely used as a screen for teaching, but the current capacitive touch screen does not have a projection function, if the projection function is realized, a curtain can only be additionally installed, the existing curtain installation mode adopts an up-down installation mode and is driven by a motor, the curtain is put down and rolled up at a low speed, the teaching progress is easily delayed, the winding or the putting down cannot be carried out at any time, and the operation is complex.

The present utility model has been made in view of this.

Disclosure of Invention

In order to solve the technical problems, the utility model adopts the basic conception of the technical scheme that:

the utility model provides a capacitive touch screen with projection function, includes touch screen and curtain, the equal fixedly connected with slide bar in top and bottom of touch screen, one side of touch screen is provided with the pivot, and the curtain winding is in the pivot, the other end fixedly connected with connecting rod of curtain, the opposite side of touch screen is provided with first fixed plate, and first fixed plate is located the equal fixedly connected with first spring in both ends of touch screen.

As a preferred implementation mode of the utility model, the two ends of the rotating shaft, which are positioned on the curtain, are respectively and rotatably connected with the fixed block, the other end of the fixed block is fixedly connected with one side of the touch screen, the two ends of the rotating shaft, which are positioned on the outer side of the fixed block, are fixedly connected with the winding shaft, the winding shaft is wound with the string, and the other end of the string is fixedly connected with one end of the first spring.

As a preferred implementation mode of the utility model, a sliding groove is formed in one side, close to the touch screen, of the sliding rod, baffles are fixedly connected to two ends of the sliding rod, first sliding blocks are fixedly connected to two ends of the connecting rod, and the first sliding blocks are matched with the sliding groove in cross section.

As a preferred implementation mode of the utility model, the two sides of the inside of the connecting rod are provided with the first grooves, the inside of the first grooves is connected with the second sliding block in a sliding way, and one end of the second sliding block is fixedly connected with the same pull rod.

As a preferred implementation mode of the utility model, one side of the connecting rod is fixedly connected with a handle, a second groove is formed in the handle, the second groove is matched with the first groove, one end of the second groove is fixedly connected with a second spring, and the other end of the second spring is fixedly connected with one end of the second sliding block.

As a preferred implementation mode of the utility model, one end of the second sliding block is fixedly connected with a locking tooth, one end of the locking tooth penetrates through the connecting rod and extends to the outer side, one side of the first fixing plate is fixedly connected with a second fixing plate, one side of the second fixing plate is provided with a fixing hole, and the fixing hole is matched with the locking tooth.

Compared with the prior art, the utility model has the following beneficial effects:

according to the curtain winding device, the winding mode of the curtain is changed, so that the curtain is manually operated on the side face, the curtain can be more rapidly wound, and the operation time of the curtain is greatly saved.

The following describes the embodiments of the present utility model in further detail with reference to the accompanying drawings.

Drawings

In the drawings:

FIG. 1 is a schematic view of an appearance structure of a capacitive touch screen with a projection function;

FIG. 2 is a schematic diagram of the internal structure of a fixed block of a capacitive touch screen with a projection function;

fig. 3 is a schematic diagram of the internal structure of a handle of a capacitive touch screen with a projection function.

In the figure: 1. a touch screen; 2. a curtain; 3. a fixed block; 4. a winding shaft; 5. a string; 6. a first spring; 7. a first fixing plate; 8. a second fixing plate; 9. a fixing hole; 10. a slide bar; 11. a chute; 12. a first slider; 13. a connecting rod; 14. a handle; 15. locking teeth; 16. a rotating shaft; 17. a baffle; 18. a first groove; 19. a second groove; 20. a pull rod; 21. a second slider; 22. and a second spring.

Description of the embodiments

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions in the embodiments will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and the following embodiments are used to illustrate the present utility model.

As shown in fig. 1 to 3, a capacitive touch screen with projection function comprises a touch screen 1 and a curtain 2, wherein the top and the bottom of the touch screen 1 are fixedly connected with a sliding rod 10, one side of the touch screen 1 is provided with a rotating shaft 16, the curtain 2 is wound on the rotating shaft 16, the other end of the curtain 2 is fixedly connected with a connecting rod 13, the other side of the touch screen 1 is provided with a first fixing plate 7, and the first fixing plate 7 is positioned at two ends of the touch screen 1 and is fixedly connected with a first spring 6.

As shown in fig. 1 to 3, in a specific embodiment, the rotating shaft 16 is located at two ends of the curtain 2 and is rotationally connected with the fixed block 3, the other end of the fixed block 3 is fixedly connected to one side of the touch screen 1, two ends of the rotating shaft 16 are located at the outer side of the fixed block 3 and are fixedly connected with the winding shaft 4, the winding shaft 4 is wound with the string 5, and the other end of the string 5 is fixedly connected to one end of the first spring 6. In this arrangement, the spindle 16 drives the take-up spool 4 to rotate to take up the string 5, and the other end of the string 5 gradually stretches the first spring 6.

As shown in fig. 1 to 3, further, a sliding groove 11 is formed on one side, close to the touch screen 1, of the sliding rod 10, a baffle 17 is fixedly connected to two ends of the sliding rod 10, a first sliding block 12 is fixedly connected to two ends of the connecting rod 13, and the first sliding block 12 is matched with the sliding groove 11 in cross section. In this setting, the slide bar 10 can carry out spacingly to the removal of curtain 2 with first slider 12 mutually supporting.

As shown in fig. 1 to 3, further, the two sides of the inside of the connecting rod 13 are provided with a first groove 18, the inside of the first groove 18 is slidably connected with a second slider 21, and one end of the second slider 21 is fixedly connected with the same pull rod 20. In this arrangement, the first recess 18 is used to slidably engage the second slider 21 while preventing its displacement.

As shown in fig. 1 to 3, further, one side of the connecting rod 13 is fixedly connected with a handle 14, a second groove 19 is formed in the handle 14, the second groove 19 is matched with the first groove 18, one end of the second groove 19 is fixedly connected with a second spring 22, and the other end of the second spring 22 is fixedly connected with one end of the second slider 21. In the arrangement, the pull rod 20 is pulled to drive the second sliding block 21 to slide, so that the lock teeth 15 are driven to move upwards to separate from the fixing holes 9.

As shown in fig. 1 to 3, further, one end of the second slider 21 is fixedly connected with a locking tooth 15, and one end of the locking tooth 15 penetrates through the connecting rod 13 and extends to the outside, one side of the first fixing plate 7 is fixedly connected with the second fixing plate 8, one side of the second fixing plate 8 is provided with a fixing hole 9, and the fixing hole 9 is matched with the locking tooth 15. In this setting, the lock tooth 15 drives the second slider 21 under the effect of fixed orifices 9 and compresses second spring 22, and when lock tooth 15 moved to suitable position, second spring 22 reverse movement made lock tooth 15 and fixed orifices 9 auto-lock.

The implementation principle of the capacitive touch screen with the projection function in this embodiment is as follows: when the curtain is used, the handle 14 is manually pulled to drive the curtain 2 to move rightwards, the curtain 2 wound on the rotating shaft 16 is stretched out, the rotating shaft 16 is driven to rotate, the winding shaft 4 is driven to rotate, the string 5 is wound, the first spring 6 is gradually stretched at the other end of the string 5, the handle 14 is continuously moved until the lock teeth 15 are aligned with the fixing holes 9, the lock teeth 15 drive the second sliding block 21 to compress the second spring 22 under the action of the fixing holes 9, when the lock teeth 15 move to a proper position, the second spring 22 reversely moves to enable the lock teeth 15 to be self-locked with the fixing holes 9, when the curtain 2 needs to be wound, the pull rod 20 is pulled to drive the second sliding block 21 to slide, so that the lock teeth 15 are driven to move upwards to be separated from the fixing holes 9, the first spring 6 pulls the string 5 to drive the winding shaft 4 to rotate, and the winding shaft 4 is driven to rotate through the rotating shaft 16, so that the curtain winding shaft 4 is wound.

Claims

1. The utility model provides a capacitive touch screen with projection function, its characterized in that, including touch screen (1) and curtain (2), the equal fixedly connected with slide bar (10) in top and the bottom of touch screen (1), one side of touch screen (1) is provided with pivot (16), and curtain (2) winding is on pivot (16), the other end fixedly connected with connecting rod (13) of curtain (2), the opposite side of touch screen (1) is provided with first fixed plate (7), and first fixed plate (7) are located the equal fixedly connected with first spring (6) in both ends of touch screen (1).

2. The capacitive touch screen with the projection function according to claim 1, wherein the rotating shaft (16) is located at two ends of the curtain (2) and is rotationally connected with the fixed block (3), the other end of the fixed block (3) is fixedly connected to one side of the touch screen (1), two ends of the rotating shaft (16) are located at the outer side of the fixed block (3) and are fixedly connected with the winding shaft (4), the winding shaft (4) is wound with the string (5), and the other end of the string (5) is fixedly connected to one end of the first spring (6).

3. The capacitive touch screen with the projection function according to claim 1, wherein a sliding groove (11) is formed in one side, close to the touch screen (1), of the sliding rod (10), baffles (17) are fixedly connected to two ends of the sliding rod (10), first sliding blocks (12) are fixedly connected to two ends of the connecting rod (13), and the first sliding blocks (12) are matched with the sliding groove (11) in cross-section.

4. The capacitive touch screen with the projection function according to claim 1, wherein the two sides of the inside of the connecting rod (13) are provided with first grooves (18), the inside of the first grooves (18) is slidably connected with second sliding blocks (21), and one end of each second sliding block (21) is fixedly connected with the same pull rod (20).

5. The capacitive touch screen with the projection function according to claim 4, wherein a handle (14) is fixedly connected to one side of the connecting rod (13), a second groove (19) is formed in the handle (14), the second groove (19) is matched with the first groove (18), one end of the second groove (19) is fixedly connected with a second spring (22), and the other end of the second spring (22) is fixedly connected to one end of the second slider (21).

6. The capacitive touch screen with the projection function according to claim 5, wherein one end of the second sliding block (21) is fixedly connected with a locking tooth (15), one end of the locking tooth (15) penetrates through the connecting rod (13) and extends to the outer side, one side of the first fixing plate (7) is fixedly connected with a second fixing plate (8), one side of the second fixing plate (8) is provided with a fixing hole (9), and the fixing hole (9) is matched with the locking tooth (15).