Screen dismounting structure of desktop cash register

Abstract

The utility model provides a screen dismounting structure of a desktop cash register, especially relates to the technical field of desktop cash registers, and comprises a desktop cash register, the desktop cash register comprises a pedestal, a first display screen and a second display screen, the screen dismounting structure of the desktop cash register is used, when the screen dismounting structure of the desktop cash register is in use, the first display screen and the second display screen are arranged on the pedestal. The second display screen is connected with the first display screen through the connecting frame and the damping rotating shaft, then the mounting grooves in the two mounting frames on the first display screen are aligned with the connecting plate, the connecting plate slides into the mounting grooves during mounting, mounting is completed through the dead weight of the first display screen, and after mounting is completed, the pin rod is pulled, so that the tension spring is stretched, and the second display screen is mounted. Then the stop lever is inserted from the through groove, one end of the stop lever is inserted into the slot, then the pin rod is loosened, the tension spring rebounds, and one end of the pin rod is inserted into the pin hole, so that limiting is performed, and the first display screen is prevented from falling off.

Description

Technical Field

[0001] The utility model relates to the technical field of desktop cash registers, in particular to a screen disassembly and assembly structure of a desktop cash register. Background Technique

[0002] A desktop cash register is a modern cash register device that integrates multiple functions and aims to improve work efficiency and customer experience. This kind of cash register usually has the characteristics of being portable and easy to operate, and can adapt to different business scenarios, such as convenience stores, supermarkets, fast food restaurants, etc. Generally, a desktop cash register is provided with two displays and brackets, and the brackets and the displays are usually fixed by bolt connection, which is rather troublesome during installation. Content of the Utility Model

[0003] The purpose of the utility model is to provide a screen disassembly and assembly structure of a desktop cash register to solve the problem in the above background technique that a desktop cash register is generally provided with two displays and brackets, and the brackets and the displays are usually fixed by bolt connection, which is rather troublesome during installation.

[0004] To achieve the above purpose, the utility model provides the following technical solution: A screen disassembly and assembly structure of a desktop cash register, including a desktop cash register, the desktop cash register includes a base, a first display screen and a second display screen. One end of the top of the base is fixedly connected with a first connecting seat, the first connecting seat is hinged with a connecting plate through a damping rotating shaft, a fixing groove is opened on the outer side of the connecting plate, an installation frame is fixedly connected to the back of the first display screen, an installation groove is opened on the outer side of the installation frame, a connecting frame is connected to the back of the first display screen by bolts, a second display screen is arranged at one end of the connecting frame, a second connecting seat is installed on the back of the second display screen, and a limiting mechanism is arranged on the outer side of the installation frame.

[0005] Preferably, the inner wall of the installation groove fits with the outer wall of the connecting plate, and there are two installation frames.

[0006] Preferably, one end of the connecting frame is placed inside the fixing groove, and the connecting frame is hinged with the second connecting seat through a damping rotating shaft.

[0007] Preferably, the limiting mechanism includes a slot, a through groove, a blocking rod, a pin hole, a pin rod, a fixing ring and a tension spring. A slot is opened inside one installation frame, a through groove is opened on the outer side of the other installation frame, the slot and the through groove are internally plugged with a blocking rod, a pin hole is opened on the outer side of the blocking rod, a pin rod is slidably penetrated and connected to the outer side of one installation frame, a fixing ring is fixedly connected to the outer side of the pin rod, and a tension spring is fixedly connected to one side of the fixing ring.

[0008] Preferably, one end of the tension spring is fixedly connected with the installation frame, and the tension spring is sleeved on the outer side of the pin rod.

[0009] Preferably, one outer wall of the pin rod fits against the inner wall of the pin hole, and the outer wall of the stop rod fits against the inner walls of the slot and the through slot.

[0010] Compared with the prior art, the beneficial effects of the present utility model are as follows: For the screen disassembly and assembly structure of this desktop cash register, during use, the second display screen is connected to the first display screen through a connecting frame and a damping rotating shaft. Then, the installation slots in the two mounting brackets on the first display screen are aligned with the connecting plate. During installation, the connecting plate slides into the installation slots, and due to the self-weight of the first display screen, the installation is completed. After the installation is completed, the pin rod is pulled to stretch the tension spring. Then, the stop rod is inserted into the through slot, one end of the stop rod is inserted into the slot, and then the pin rod is released. The tension spring rebounds, and one end of the pin rod is inserted into the pin hole to perform limiting and prevent the first display screen from falling off. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 is a schematic diagram of the external structure of the present utility model;

[0012] Figure 2 is a schematic diagram of the structure of the first display screen and the mounting bracket of the present utility model;

[0013] Figure 3 is a schematic diagram of the structure in which the second display screen and the second connecting seat of the present utility model cooperate;

[0014] Figure 4 is a schematic diagram of the structure in which the stop rod and the pin hole of the present utility model cooperate;

[0015] Figure 5 is the present utility model Figure 4 The enlarged schematic diagram of part A in.

[0016] In the figure: 1, base; 2, first connecting seat; 3, connecting plate; 4, fixing groove; 5, first display screen; 6, mounting bracket; 7, installation slot; 8, connecting frame; 9, second display screen; 10, second connecting seat; 11, slot; 12, through slot; 13, stop rod; 14, pin hole; 15, pin rod; 16, fixing ring; 17, tension spring. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0017] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0018] It should be noted that the structures, proportions, sizes, etc. shown in the attached drawings of this specification are only used to cooperate with the content disclosed in the specification for those familiar with this technology to understand and read, and are not used to limit the conditions for the implementation of this application. Therefore, they do not have substantial technical significance. Any modification of the structure, change in the proportional relationship, or adjustment of the size, without affecting the effects that this application can produce and the purposes that can be achieved, should still fall within the scope that can be covered by the technical content disclosed in this application.

[0019] Embodiment

[0020] Please refer to Figures 1-5 , a screen disassembly and assembly structure of a desktop cash register of the present utility model: including a desktop cash register, the desktop cash register includes a base 1, a first display screen 5 and a second display screen 9. One end of the top of the base 1 is fixedly connected to a first connecting seat 2, the first connecting seat 2 is hinged to a connecting plate 3 through a damping rotating shaft, a fixing groove 4 is opened on the outer side of the connecting plate 3, a mounting bracket 6 is fixedly connected to the back of the first display screen 5, a mounting groove 7 is opened on the outer side of the mounting bracket 6, a connecting frame 8 is connected to the back of the first display screen 5 by bolts, a second display screen 9 is arranged at one end of the connecting frame 8, a second connecting seat 10 is installed on the back of the second display screen 9, and a limiting mechanism is arranged on the outer side of the mounting bracket 6. When in use, the second display screen 9 is connected to the first display screen 5 through the connecting frame 8 and the damping rotating shaft, and then the mounting grooves 7 in the two mounting brackets 6 on the first display screen 5 are aligned with the connecting plate 3. During installation, the connecting plate 3 slides into the mounting groove 7, and through the self-weight of the first display screen 5, the installation is completed.

[0021] Furthermore, the inner wall of the mounting groove 7 fits with the outer wall of the connecting plate 3, and two mounting brackets 6 are provided.

[0022] Furthermore, one end of the connecting frame 8 is placed inside the fixing groove 4, and the connecting frame 8 is hinged to the second connecting seat 10 through a damping rotating shaft.

[0023] In order to facilitate limit fixation, the limiting mechanism includes a slot 11, a through slot 12, a blocking rod 13, a pin hole 14, a pin rod 15, a fixing ring 16 and a tension spring 17. A slot 11 is opened inside one mounting bracket 6, a through slot 12 is opened on the outer side of the other mounting bracket 6, the slot 11 and the through slot 12 are internally plugged with a blocking rod 13, a pin hole 14 is opened on the outer side of the blocking rod 13, a pin rod 15 is slidably and penetratingly connected to the outer side of one mounting bracket 6, a fixing ring 16 is fixedly connected to the outer side of the pin rod 15, a tension spring 17 is fixedly connected to one side of the fixing ring 16. After the installation is completed, the pin rod 15 is pulled to stretch the tension spring 17, and then the blocking rod 13 is inserted from the through slot 12, one end of the blocking rod 13 is inserted into the slot 11, and then the pin rod 15 is released. The tension spring 17 rebounds, and one end of the pin rod 15 is inserted into the pin hole 14 to carry out limit fixation to prevent the first display screen 5 from falling off.

[0024] Further, one end of the tension spring 17 is fixedly connected to the mounting bracket 6, and the tension spring 17 is sleeved outside the pin rod 15.

[0025] Further, the outer wall of one end of the pin rod 15 is in contact with the inner wall of the pin hole 14, and the outer wall of the stop rod 13 is in contact with the inner walls of the slot 11 and the through slot 12.

[0026] Working principle: When in use, the second display screen 9 is connected to the first display screen 5 through the connecting frame 8 and the damping rotating shaft. Then, the mounting grooves 7 in the two mounting brackets 6 on the first display screen 5 are aligned with the connecting plate 3. During installation, the connecting plate 3 slides into the mounting groove 7, and due to the self-weight of the first display screen 5, the installation is completed. After the installation is completed, the pin rod 15 is pulled to stretch the tension spring 17. Then, the stop rod 13 is inserted into the through slot 12, one end of the stop rod 13 is inserted into the slot 11, and then the pin rod 15 is released. The tension spring 17 rebounds, and one end of the pin rod 15 is inserted into the pin hole 14 to perform limit and prevent the first display screen 5 from falling off.

[0027] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principles and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A screen disassembly and assembly structure of a desktop cash register, comprising a desktop cash register, wherein the desktop cash register comprises a base (1), a first display screen (5) and a second display screen (9), characterized in that: A first connecting seat (2) is fixedly connected to one end of the top of the base (1); the first connecting seat (2) is hinged to a connecting plate (3) via a damping shaft; a fixing groove (4) is provided on the outer side of the connecting plate (3); a mounting frame (6) is fixedly connected to the back of the first display screen (5); a mounting groove (7) is provided on the outer side of the mounting frame (6); a connecting frame (8) is connected to the back of the first display screen (5) via bolts; a second display screen (9) is provided at one end of the connecting frame (8); a second connecting seat (10) is installed on the back of the second display screen (9); and a limiting mechanism is provided on the outer side of the mounting frame (6).

2. The screen disassembly and assembly structure of a desktop cash register according to claim 1, characterized in that: The inner wall of the installation groove (7) fits the outer wall of the connecting plate (3), and two installation frames (6) are provided.

3. The screen disassembly and assembly structure of a desktop cash register according to claim 1, characterized in that: One end of the connecting frame (8) is placed inside the fixing groove (4), and the connecting frame (8) is hingedly connected to the second connecting seat (10) via a damping shaft.

4. The screen disassembly and assembly structure of a desktop cash register according to claim 1, characterized in that: The limiting mechanism comprises a slot (11), a through slot (12), a stopper rod (13), a pin hole (14), a pin rod (15), a fixing ring (16) and a tension spring (17); a slot (11) is provided on the inner side of one of the mounting frames (6); a through slot (12) is provided on the outer side of the other mounting frame (6); a stopper rod (13) is inserted into the inner sides of the slot (11) and the through slot (12); a pin hole (14) is provided on the outer side of the stopper rod (13); a pin rod (15) is slidably penetrated and connected to the outer side of one of the mounting frames (6); a fixing ring (16) is fixedly connected to the outer side of the pin rod (15); and a tension spring (17) is fixedly connected to one side of the fixing ring (16).

5. The screen disassembly and assembly structure of a desktop cash register according to claim 4, characterized in that: One end of the tension spring (17) is fixedly connected to the mounting frame (6), and the tension spring (17) is sleeved on the outside of the pin rod (15).

6. The screen disassembly and assembly structure of a desktop cash register according to claim 4, characterized in that: The outer wall of one end of the pin rod (15) fits with the inner wall of the pin hole (14), and the outer wall of the blocking rod (13) fits with the inner walls of the slot (11) and the through slot (12).

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