Touch screen with accessories convenient to replace

Abstract

The utility model discloses a touch screen with accessories convenient to replace, and relates to the technical field of 111. The touch screen with the accessories convenient to replace comprises a front side frame and a protective cover fixing device; a touch screen is fixedly mounted in the front side frame, and a protective cover is mounted on the rear side of the front side frame in a sliding manner; the protective cover fixing device comprises four fixing clamping blocks, four limiting sliding blocks, four cylindrical blocks, a rotating disc, a rotating rod, a spring, a rotating rod and four mounting sliding blocks, the four fixing clamping blocks are slidably connected to the interior of the protective cover, the four cylindrical blocks are rotatably connected to the rear sides of the four fixing clamping blocks correspondingly, the rotating disc is rotatably connected to the interior of the protective cover, and the rotating disc is rotatably connected to the interior of the protective cover. The protective cover is fixed through the four fixing clamping blocks, the stability of fixed installation of the upper position, the lower position, the left position and the right position of the protective cover is guaranteed, a worker can detach the protective cover by reversely rotating a rotating rod, and the worker can replace accessories on the touch screen conveniently.

Description

TECHNICAL FIELD

[0001] The utility model relates to touch -sensitive screen technical field, especially touch -sensitive screen of accessory convenient to replace. BACKGROUND

[0002] Touch -sensitive screen is also called touch -sensitive screen, touch -sensitive panel, and it is a kind of inductive liquid crystal display device that can receive input signal of touch head, when the figure button on screen is contacted, the tactile feedback system on screen can drive various connecting devices according to preprogrammed program, can be used to replace mechanical button panel, and vivid audio-visual effect is made by liquid crystal display picture.

[0003] The currently disclosed patent CN220064801U discloses a kind of accessory easy replacement touch screen, the mutual cooperation of the positioning block, positioning slot, insert piece, slot, slider, buckle slot, guide rod, first compression spring being set can facilitate the disassembly of front shell and rear shell, easy to operate, without the aid of tool, improve efficiency, the mutual cooperation of the protective cover, first rubber magnetic strip, second rubber magnetic strip facilitates the cover of recess, does not affect the appearance.

[0004] Based on the above search, the above-mentioned patent has the following problems when in use: the touch screen is convenient to disassemble and assemble the front shell and the rear shell during installation, easy to operate, without the aid of tool, improve efficiency, but the front shell and the rear shell are only fixed by two guide rods, the stability of the two guide rods to the front shell and the rear shell is small, and the two guide rods only fix the left and right sides of the shell, the upper and lower sides of the two shells are prone to gap, and the stability of the installation between the two shells cannot be guaranteed, which affects the installation effect of the shell. UTILITY MODEL CONTENTS

[0005] The utility model is to solve at least one of the technical problems existing in the prior art, provide a kind of accessory convenient to replace touch screen, can solve the problem that two guide rods only fix the left and right sides of the shell, the upper and lower sides of the two shells are prone to gap, and the stability of the installation between the two shells cannot be guaranteed, which affects the installation effect of the shell.

[0006] To achieve the above objectives, this utility model provides the following technical solution: a touch screen with easily replaceable accessories, comprising a front frame and a protective cover fixing device; the touch screen is fixedly installed inside the front frame, and the protective cover is slidably installed on the rear side of the front frame; the protective cover fixing device includes four fixing blocks, four limiting sliders, four cylindrical blocks, a turntable, a rotating rod, a spring, a rotating rod, and four mounting sliders; the four fixing blocks are all slidably connected inside the protective cover; the four cylindrical blocks are rotatably connected to the rear side of the four fixing blocks respectively; the turntable is rotatably connected inside the protective cover; the surface of the turntable is circular with four equally spaced arc-shaped slots; the four cylindrical blocks are slidably connected inside the four arc-shaped slots respectively; the rotating rod is rotatably connected inside the protective cover; the front end of the rotating rod is fixedly connected to the surface of the turntable; the spring is installed inside the protective cover; one end of the spring is fixedly connected to the surface of the rotating rod; and the end of the spring away from the rotating rod is fixedly connected to the inner wall of the protective cover.

[0007] Preferably, the front side of the protective cover has four circular, equidistant limiting grooves, and the four limiting sliders are slidably connected inside the four limiting grooves.

[0008] Preferably, the four limiting sliders are fixedly connected to the front side of the four fixing blocks respectively.

[0009] Preferably, the rear end of the rotating rod extends to the outside of the protective cover, and the rotating rod is fixedly connected to the rear end of the rotating rod.

[0010] Preferably, the surface of the protective cover is provided with four mounting grooves, and the four mounting sliders are fixedly connected to the rear side of the front frame, and the four mounting sliders are slidably connected inside the four mounting grooves respectively.

[0011] Preferably, the four fixing blocks are slidably engaged inside the four mounting sliders.

[0012] Preferably, the protective cover has four guide holes on its surface, and four guide posts are fixedly connected to the rear side of the front frame. The four guide posts are slidably engaged in the interior of the four guide holes.

[0013] Compared with the prior art, the beneficial effects of this utility model are:

[0014] 1. This easy-to-replace touchscreen accessory uses four fixing blocks to secure the protective cover, ensuring the stability of the cover's installation in all four positions (top, bottom, left, and right). This prevents gaps between the protective cover and the front frame, thus ensuring the stability of the installation between the protective cover and the front frame. Furthermore, the protective cover can be removed by simply rotating the rotating rod in the opposite direction, making it convenient for staff to replace accessories on the touchscreen and improving the stability of touchscreen disassembly and installation. Attached Figure Description

[0015] The utility model is further illustrated below in combination with the drawings and embodiments:

[0016] Figure 1 It is whole structure schematic diagram of the utility model of a kind of accessory convenient to replace touch screen;

[0017] Figure 2 It is split structure schematic diagram of the utility model of a kind of accessory convenient to replace touch screen;

[0018] Figure 3 It is internal structure schematic diagram of the utility model of protective cover;

[0019] Figure 4 It is front side structure schematic diagram of the utility model of protective cover.

[0020] Reference signs: 1, front side frame;2, touch screen;3, protective cover;4, fixed clamping block;5, limit sliding slot;6, limit sliding block;7, cylindrical block;8, turntable;9, arc clamping slot;10, rotating rod;11, clockwork;12, rotating rod;13, installation sliding slot;14, installation sliding block;15, guide column;16, guide clamping hole. DETAILED DESCRIPTION

[0021] This part will describe the specific embodiments of the utility model in detail, the preferred embodiment of the utility model is shown in the drawings, the role of the drawings is to supplement the description of the text part with graphics, so that people can intuitively and visually understand each technical feature and overall technical scheme of the utility model, but it cannot be understood as the limitation of the protection scope of the utility model.

[0022] In the description of the utility model, it is understood that, in relation to orientation description, such as the orientation or position relationship indicated by up, down, front, back, left, right etc. based on the orientation or position relationship shown in the drawings, only for the convenience of describing the utility model and simplifying the description, and not indicating or implying that the indicated device or element must have a specific orientation, a specific orientation and operation, therefore, it cannot be understood as the limitation of the utility model.

[0023] In the description of the utility model, greater than, less than, exceed etc. is not included in the number, above, below, within etc. is included in the number. If it is described to first, second, only for the purpose of distinguishing technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the sequence of indicated technical features.

[0024] In the description of the utility model, unless otherwise explicitly limited, the words such as setting, installing, connecting should be understood broadly, and the specific meaning of the above words in the utility model can be determined by the person skilled in the art in combination with the specific content of the technical scheme.

[0025] Please refer to Figures 1-4 The utility model provides a kind of technical scheme: a kind of accessory convenient to replace touch screen, including front side frame 1 and protective cover fixing device, the inside fixed mounting of front side frame 1 has touch screen 2, the rear side sliding installation of front side frame 1 has protective cover 3, protective cover fixing device includes four fixed clamping blocks 4, four limit sliding blocks 6, four cylindrical blocks 7, carousel 8, rotating rod 10, clockwork 11, rotating rod 12 and four installation sliding blocks 14, four fixed clamping blocks 4 are all slidingly connected in the inside of protective cover 3, the front side of protective cover 3 is circularly equidistant and is provided with four limit sliding slots 5, four limit sliding blocks 6 are respectively slidingly connected in the inside of four limit sliding slots 5, four limit sliding blocks 6 are respectively fixedly connected on the front side of four fixed clamping blocks 4, four cylindrical blocks 7 are respectively rotatably connected on the rear side of four fixed clamping blocks 4, carousel 8 is rotatably connected in the inside of protective cover 3, the surface of carousel 8 is circularly equidistant and is provided with four arc clamping slots 9, four cylindrical blocks 7 are respectively slidingly connected in the inside of four arc clamping slots 9, rotating rod 10 is rotatably connected in the inside of protective cover 3, the front end of rotating rod 10 is fixedly connected on the surface of carousel 8, clockwork 11 is installed in the inside of protective cover 3, one end of clockwork 11 is fixedly connected on the surface of rotating rod 10, the end of clockwork 11 away from rotating rod 10 is fixedly connected on the inner wall of protective cover 3, the rear end of rotating rod 10 extends to the outside of protective cover 3, rotating rod 12 is fixedly connected on the rear end of rotating rod 10, the surface of protective cover 3 is provided with four installation sliding slots 13, four installation sliding blocks 14 are all fixedly connected on the rear side of front side frame 1, four installation sliding blocks 14 are respectively slidingly connected in the inside of four installation sliding slots 13, four fixed clamping blocks 4 are respectively slidingly connected in the inside of four installation sliding blocks 14.

[0026] When the touch screen is installed, the worker first rotates the rotating rod 12 by hand, the rotating rod 12 rotates and drives the rotating rod 10 to rotate, the rotating rod 10 rotates and drives the ratchet 11 to rotate to generate torsion, the rotating rod 10 rotates and drives the rotating disc 8 to rotate, the rotating disc 8 rotates and drives the four arc-shaped clamping grooves 9 to rotate and press the surfaces of the four cylindrical blocks 7 at the same time, thereby driving the four cylindrical blocks 7 to slide inward at the same time, the four cylindrical blocks 7 slide and drive the four fixed clamping blocks 4 to slide inward at the same time, the fixed clamping block 4 slides and drives the limiting sliding block 6 to slide in the limiting sliding groove 5, the limiting sliding groove 5 and the limiting sliding block 6 are connected to guide the fixed clamping block 4, finally, the worker slides the front frame 1 and drives the four installation sliding blocks 14 to slide backward into the four installation sliding grooves 13, at this time, the worker loosens the rotating rod 12, the ratchet 11 releases the elastic force and drives the rotating rod 10 to rotate in the opposite direction, the rotating rod 10 rotates in the opposite direction and drives the rotating disc 8 to rotate in the opposite direction and press the surfaces of the cylindrical blocks 7 through the arc-shaped clamping grooves 9, thereby driving the four cylindrical blocks 7 and the four fixed clamping blocks 4 to slide outward and be clamped into the four installation sliding blocks 14, thereby fixing and installing the protective cover 3 on the surface of the front frame 1, the four fixed clamping blocks 4 fix the protective cover 3, ensuring the stability of the fixed installation of the protective cover 3 in four positions up, down, left and right, preventing gaps from occurring at the connection position of the protective cover 3 and the front frame 1, thereby ensuring the stability of the installation between the protective cover 3 and the front frame 1, ensuring the stability of the fixed installation of the protective cover 3, improving the installation and fixation effect of the protective cover 3, and the worker can disassemble the protective cover 3 by rotating the rotating rod 12 in the opposite direction, which is convenient for the worker to replace the accessories on the touch screen 2 and improves the stability of the disassembly and installation of the touch screen 2.

[0027] The surface of the protective cover 3 is provided with four guide clamping holes 16, and the rear side of the front frame 1 is fixedly connected with four guide columns 15, which are respectively clamped in the four guide clamping holes 16.

[0028] During the sliding installation of the protective cover 3 on the surface of the front frame 1, the protective cover 3 slides and drives the four guide columns 15 to slide into the four guide clamping holes 16, the four guide columns 15 and the four guide clamping holes 16 are connected to guide the protective cover 3, ensuring the stability of the installation of the protective cover 3 on the surface of the front frame 1 and preventing the connection position of the protective cover 3 and the front frame 1 from being skewed, thereby improving the installation effect of the touch screen.

[0029] Structure description:

[0030] The front frame 1 is a square frame that supports and fixes the internal touch screen 2 and protects the internal touch screen 2.

[0031] Touch screen 2: Fixedly installed in the interior of front side frame 1, called touch screen, touch panel, it is a kind of inductive liquid crystal display device that can receive input signal of touch head etc.;

[0032] Protective cover 3: Fixedly installed on the surface of front side frame 1, protects the rear side of touch screen 2, guarantees the safety of touch screen 2 use;

[0033] Fixed clamping block 4: Four, slidingly installed in the interior of protective cover 3, can be installed in cooperation with four installation sliding blocks 14;

[0034] Cylindrical block 7: Four, respectively rotationally connected on the surface of four fixed clamping blocks 4, can drive fixed clamping block 4 to slide;

[0035] Rotating disc 8: Rotationally installed in the interior of protective cover 3, can rotate in the interior of front side frame 1;

[0036] Arc-shaped clamping slot 9: Four, circular equidistantly arranged on the surface of rotating disc 8, can produce extrusion effect with the surface of cylindrical block 7;

[0037] Rotating rod 10: Rotationally connected in the interior of protective cover 3, rotates to drive rotating disc 8 to rotate simultaneously;

[0038] Spring 11: Installed in the interior of protective cover 3, rotates to produce torsion;

[0039] Rotating rod 12: Fixedly connected on the rear end of rotating rod 10, facilitates staff to rotate rotating rod 10 through rotating rod 12 rotation;

[0040] Installation sliding block 14: Fixedly connected on the rear side of front side frame 1, fixedly installed in the interior of four installation sliding grooves 13, after that, protective cover 3 can be fixedly installed on the rear side of front side frame 1.

[0041] The above embodiment of the present application is described in detail in combination with the drawings, but the present application is not limited to the above embodiment, within the knowledge range of ordinary skill in the art, various changes can be made without departing from the purpose of the present application.

Claims

1. A touchscreen with easily replaceable accessories, characterized in that, include: Front frame (1) and protective cover fixing device; A touch screen (2) is fixedly installed inside the front frame (1), and a protective cover (3) is slidably installed on the rear side of the front frame (1); The protective cover fixing device includes four fixing blocks (4), four limiting sliders (6), four cylindrical blocks (7), a turntable (8), a rotating rod (10), a spring (11), a rotating rod (12), and four mounting sliders (14). The four fixing blocks (4) are slidably connected to the inside of the protective cover (3). The four cylindrical blocks (7) are rotatably connected to the rear side of the four fixing blocks (4). The turntable (8) is rotatably connected to the inside of the protective cover (3). The surface of the turntable (8) is circular and equidistant. Four arc-shaped slots (9) are provided, and four cylindrical blocks (7) are slidably connected inside the four arc-shaped slots (9). A rotating rod (10) is rotatably connected inside the protective cover (3). The front end of the rotating rod (10) is fixedly connected to the surface of the turntable (8). A spring (11) is installed inside the protective cover (3). One end of the spring (11) is fixedly connected to the surface of the rotating rod (10), and the end of the spring (11) away from the rotating rod (10) is fixedly connected to the inner wall of the protective cover (3).

2. The touchscreen with easily replaceable accessories according to claim 1, characterized in that: The protective cover (3) has four circular, equidistant limiting grooves (5) on its front side, and four limiting sliders (6) are slidably connected inside the four limiting grooves (5).

3. A touchscreen with easily replaceable accessories according to claim 2, characterized in that: The four limiting sliders (6) are respectively fixedly connected to the front side of the four fixed blocks (4).

4. A touchscreen with easily replaceable accessories according to claim 1, characterized in that: The rear end of the rotating rod (10) extends to the outside of the protective cover (3), and the rotating rod (12) is fixedly connected to the rear end of the rotating rod (10).

5. A touchscreen with easily replaceable accessories according to claim 4, characterized in that: The protective cover (3) has four mounting grooves (13) on its surface. The four mounting sliders (14) are fixedly connected to the rear side of the front frame (1). The four mounting sliders (14) are slidably connected inside the four mounting grooves (13).

6. A touchscreen with easily replaceable accessories according to claim 5, characterized in that: The four fixing blocks (4) are respectively slidably engaged inside the four mounting sliders (14).

7. A touchscreen with easily replaceable accessories according to claim 1, characterized in that: The protective cover (3) has four guide holes (16) on its surface. The rear side of the front frame (1) is fixedly connected to four guide posts (15), and the four guide posts (15) are slidably engaged in the interior of the four guide holes (16).

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