Dustproof and waterproof cash register shell

Abstract

The utility model discloses a dustproof and waterproof cash register shell, which comprises a lower machine body shell, the surface of the lower machine body shell is fixedly connected with an upper machine body shell, the surface of the upper machine body shell is provided with a heat dissipation opening, and the surface of the upper machine body shell is provided with a protection mechanism used for enhancing the dustproof and waterproof functions of the cash register shell. The utility model relates to the technical field of cash registers. According to the dustproof and waterproof cash register shell, a stabilizing block is rotated to move along the surface of a stabilizing threaded rod, the stabilizing threaded rod is rotated to slide along the inner surface of a disassembly and assembly groove to make contact with the inner wall of one end of the stabilizing threaded rod till a disassembly and assembly folded plate does not block a waterproof breathable film plate, and the waterproof breathable film plate is pulled to slide outwards along the inner surface of an insertion groove; therefore, the heat dissipation opening can keep ventilation and cannot become a dust and moisture invasion path, the waterproof breathable film plate is easy to mount and dismount and convenient to clean and replace, and stable operation and data safety of the cash register can be ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of cash registers, in particular to a dustproof and waterproof cash register shell. Background Art

[0002] A cash register is a manually operated instrument installed in a retail store. The cashier enters the price of each customer's purchases, calculates the total amount of consumption, and records all transactions for the day in a diary. Before the store closes, the clerk counts the actual amount of cash in the cash register and compares it with the total amount in the diary (commonly known as "snake") in the machine as an internal audit. It usually ensures that every transaction is recorded in the diary. It also prints receipts for customers. It is the product of the development of microelectronics technology and the combination of modern commodity circulation management concepts and technical developments.

[0003] According to the search of China Invention Announcement No.: CN210377700U, it is specifically a cash register body shell, including a shell and a scanner; the upper part of the shell is symmetrically fixed with a mother display screen and a sub-display screen, the mother display screen faces the cashier, and the sub-display screen faces the customer; the side of the shell is installed with a bottom plate, the scanner is fixedly installed on the bottom plate, the scanner includes a frame and a scanner, a screw rod is vertically rotatably installed on the frame, a screw sleeve is threaded on the screw rod, one side of the screw sleeve is slidably connected to the frame, and the other end of the screw sleeve is fixedly connected to the scanner. The utility model displays product information to the cashier and the customer at the same time by setting a mother display screen and a sub-display screen, which is convenient for the cashier and the customer to watch and avoid wrong receipt.

[0004] However, when implementing the above technical solution, the following problems exist: the cash register contains circuit boards, processors, storage devices and other precision electronic components, which are very sensitive to dust and moisture. Dust may accumulate on the circuit boards or interfaces, causing circuit short circuits or poor contact, thereby affecting the normal operation of the cash register. If moisture penetrates into the casing, it may cause the components to rust, corrode, or even directly short-circuit, causing irreversible damage to the cash register. For this reason, the utility model provides a dustproof and waterproof cash register casing. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a dustproof and waterproof cash register housing, which solves the problem that dust and moisture cause circuit short circuit or poor contact and cause rust and corrosion of components.

[0006] To achieve the above purpose, the utility model is implemented by the following technical solutions: a dustproof and waterproof cash register housing, comprising a lower body housing, the surface of the lower body housing is fixedly connected to an upper body housing, the surface of the upper body housing is provided with a heat dissipation port, the surface of the upper body housing is provided with a protective mechanism for enhancing the dustproof and waterproof function of the cash register housing, the protective mechanism comprises;

[0007] The ventilation assembly comprises a waterproof breathable membrane plate, the top of which is fixedly connected to a disassembly plate, the surface of the upper body shell is provided with an insertion groove, the surface of the upper body shell is fixedly connected to a fixing block, and the surface of the fixing block is rotatably connected to a disassembly folding plate;

[0008] A stabilizing component used to stabilize the waterproof and breathable membrane panel;

[0009] The clamping assembly is used to connect the waterproof breathable membrane plate and the upper body shell.

[0010] Preferably, the stabilizing component comprises a stabilizing threaded rod, a stabilizing block is threadedly connected to the surface of the stabilizing threaded rod, and a disassembly groove is provided on the surface of the disassembly folding plate.

[0011] Preferably, the clamping assembly comprises a clamping block, a surface of the clamping block is fixedly connected to the bottom of the waterproof breathable membrane plate, and a clamping groove is provided on the top of the lower body shell.

[0012] Preferably, the surface of the upper body shell and the surface of the lower body shell are both provided with a substrate layer and a waterproof layer, the surface of the upper body shell and the surface of the lower body shell are both fixedly bonded to the inner surface of the substrate layer by an adhesive, and the surface of the substrate layer is fixedly bonded to the inner surface of the waterproof layer by an adhesive.

[0013] Preferably, the waterproof layer comprises a chloroprene rubber layer, a polyisobutylene layer, an acrylate layer, an oily polyurethane layer and an epoxy resin layer, and the surface of the chloroprene rubber layer is fixedly bonded to the inner surface of the polyisobutylene layer.

[0014] Preferably, the surface of the polyisobutylene layer is fixedly bonded to the inner surface of the acrylate layer, the surface of the acrylate layer is fixedly bonded to the inner surface of the oily polyurethane layer, and the surface of the oily polyurethane layer is fixedly bonded to the inner surface of the epoxy resin layer.

[0015] Beneficial Effects

[0016] The utility model provides a dustproof and waterproof cash register housing. Compared with the prior art, it has the following advantages:

[0017] Beneficial effects:

[0018] (1) The dustproof and waterproof cash register housing is moved along the surface of the stabilizing threaded rod by rotating the stabilizing block, and the stabilizing threaded rod is rotated to slide along the inner surface of the disassembly and assembly groove until it contacts the inner wall of one end thereof. At this time, the stabilizing threaded rod can drive the disassembly and assembly folding plate to rotate until the disassembly and assembly folding plate does not block the waterproof breathable membrane plate, and pull the waterproof breathable membrane plate to slide outward along the inner surface of the insertion groove, so that the heat dissipation port can maintain ventilation while not becoming an intrusion path for dust and moisture, and the waterproof breathable membrane plate is easy to install and disassemble, and is convenient to clean and replace, which can ensure the stable operation of the cash register and data security.

[0019] (2) The dustproof and waterproof cash register case can effectively improve the overall waterproof performance of the cash register case by arranging a base material layer and a waterproof layer on the surface of the upper body shell and the lower body shell. The waterproof layer adopts a multi-layer structure, including a chloroprene rubber layer, a polyisobutylene layer, an acrylate layer, an oily polyurethane layer and an epoxy resin layer. These materials each have excellent waterproof performance, and the waterproof effect can be further improved by stacking the layers. At the same time, the multi-layer structure can also improve the overall mechanical strength and wear resistance, thereby extending the service life of the cash register case. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0021] Figure 2 This is a schematic diagram of the three-dimensional structure of the waterproof and breathable membrane plate of the utility model;

[0022] Figure 3 This is a schematic diagram of the three-dimensional structure of the lower body shell of the utility model;

[0023] Figure 4 This is a schematic diagram of the three-dimensional structure of the folding plate of the utility model;

[0024] Figure 5 It is a schematic diagram of the layer structure of the substrate layer of the utility model;

[0025] Figure 6 It is a schematic diagram of the layer structure of the waterproof layer of the utility model.

[0026] In the figure: 1-lower body shell, 2-upper body shell, 3-heat dissipation port, 4-protective mechanism, 41-ventilation component, 411-waterproof breathable membrane plate, 412-disassembly and assembly plate, 413-insertion slot, 414-fixing block, 415-disassembly and assembly folding plate, 42-stabilizing component, 421-stabilizing threaded rod, 422-stabilizing block, 423-disassembly and assembly slot, 43-clamping component, 431-clamping block, 432-clamping slot, 5-base material layer, 6-waterproof layer, 61-chloroprene rubber layer, 62-polyisobutylene layer, 63-acrylate layer, 64-oil-based polyurethane layer, 65-epoxy resin layer. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] See also Figure 1-6 , the utility model provides two technical solutions:

[0029] Embodiment 1

[0030] A dustproof and waterproof cash register housing comprises a lower housing 1, an upper housing 2 is fixedly connected to the surface of the lower housing 1, a heat dissipation port 3 is provided on the surface of the upper housing 2, a protective mechanism 4 is provided on the surface of the upper housing 2 to enhance the dustproof and waterproof function of the cash register housing, and the protective mechanism 4 comprises;

[0031] The ventilation component 41 includes a waterproof breathable membrane 411, which allows air to circulate while preventing moisture and dust from entering. The surface of the waterproof breathable membrane 411 is slidably connected to the inner wall of the upper body shell 2. A disassembly plate 412 is fixedly connected to the top of the waterproof breathable membrane 411. An insertion groove 413 is provided on the surface of the upper body shell 2. The surface of the waterproof breathable membrane 411 is slidably connected to the inner surface of the insertion groove 413. A fixed block 414 is fixedly connected to the surface of the upper body shell 2. A disassembly folding plate 415 is rotatably connected to the surface of the fixed block 414.

[0032] The stabilizing component 42 is used to stabilize the waterproof breathable membrane plate 411. The stabilizing component 42 includes a stabilizing threaded rod 421. One end of the stabilizing threaded rod 421 is rotatably connected to the surface of the fixing block 414. The surface of the stabilizing threaded rod 421 is threadedly connected to the stabilizing block 422. The surface of the disassembly folding plate 415 is provided with a disassembly groove 423. The surface of the stabilizing threaded rod 421 is slidably connected to the inner surface of the disassembly groove 423.

[0033] The clamping assembly 43 is used to connect the waterproof and breathable membrane plate 411 and the upper body shell 2. The clamping assembly 43 includes a clamping block 431. The surface of the clamping block 431 is fixedly connected to the bottom of the waterproof and breathable membrane plate 411. A clamping groove 432 is provided on the top of the lower body shell 1. The surface of the clamping block 431 is slidably connected to the inner surface of the clamping groove 432. By rotating the stabilizing block 422 to move along the surface of the stabilizing threaded rod 421, the stabilizing threaded rod 421 is rotated to slide along the inner surface of the disassembly and assembly groove 423 until it contacts the inner wall of one end thereof. At this time, the stabilizing threaded rod 421 can drive the disassembly and assembly folding plate 415 to rotate until the disassembly and assembly folding plate 415 does not block the waterproof and breathable membrane plate 411, and pulls the waterproof and breathable membrane plate 411 to slide outward along the inner surface of the insertion groove 413, so that the heat dissipation port can maintain ventilation while not becoming an intrusion path for dust and moisture, and the waterproof and breathable membrane plate is easy to install and disassemble, and is convenient to clean and replace, which can ensure the stable operation and data security of the cash register.

[0034] Embodiment 2

[0035] The main difference from the first embodiment is:

[0036] A dustproof and waterproof cash register case, comprising a lower body case 1, the surface of the lower body case 1 is fixedly connected to an upper body case 2, the surface of the upper body case 2 is provided with a heat dissipation port 3, the surface of the upper body case 2 is provided with a protective mechanism 4 for enhancing the dustproof and waterproof function of the cash register case, the surface of the upper body case 2 and the surface of the lower body case 1 are both provided with a substrate layer 5 and a waterproof layer 6, the surface of the upper body case 2 and the surface of the lower body case 1 are both fixedly bonded to the inner surface of the substrate layer 5 by an adhesive, the surface of the substrate layer 5 and the inner surface of the waterproof layer 6 are fixedly bonded by an adhesive, the waterproof layer 6 comprises a chloroprene rubber layer 61, a polyisobutylene layer 62, an acrylate layer 63, an oily polyurethane layer 64 and an epoxy resin layer 65, the surface of the chloroprene rubber layer 61 and the inner surface of the polyisobutylene layer 62 are fixedly bonded to each other, and the waterproof layer 6 comprises a chloroprene rubber layer 61, a polyisobutylene layer 62, an acrylate layer 63, an oily polyurethane layer 64 and an epoxy resin layer 65, the surface of the chloroprene rubber layer 61 and the inner surface of the polyisobutylene layer 62 are fixedly bonded to each other. The surface of the polyisobutylene layer 62 is fixedly bonded to the inner surface of the acrylate layer 63, the surface of the acrylate layer 63 is fixedly bonded to the inner surface of the oily polyurethane layer 64, and the surface of the oily polyurethane layer 64 is fixedly bonded to the inner surface of the epoxy resin layer 65. By arranging the substrate layer 5 and the waterproof layer 6 on the surfaces of the upper body shell and the lower body shell, the overall waterproof performance of the cash register shell can be effectively improved. The waterproof layer 6 adopts a multi-layer structure, including a chloroprene rubber layer 61, a polyisobutylene layer 62, an acrylate layer 63, an oily polyurethane layer 64 and an epoxy resin layer 65. These materials each have excellent waterproof performance. The waterproof effect can be further improved by stacking the layers. At the same time, the multi-layer structure can also improve the overall mechanical strength and wear resistance, thereby extending the service life of the cash register shell.

[0037] During use, the operator adheres the substrate layer 5 to the surface of the upper body shell 2 and the lower body shell 1 through the adhesive, and adheres the waterproof layer 6 to the surface of the substrate layer 5 through the adhesive. After drying, the upper body shell 2 and the lower body shell 1 can be put into use. When it is necessary to clean or replace the waterproof and breathable membrane plate 411, rotate the stabilizing block 422, and the stabilizing block 422 moves along the surface of the stabilizing threaded rod 421. Rotate the stabilizing threaded rod 421, and the stabilizing threaded rod 421 slides along the inner surface of the disassembly and assembly groove 423 until it contacts the inner wall of one end thereof. At this time, the stabilizing threaded rod 421 can drive the disassembly and assembly folding plate 415 to rotate until the disassembly and assembly folding plate 415 does not block the waterproof and breathable membrane plate 411, pull the waterproof and breathable membrane plate 411 to slide outward along the inner surface of the insertion groove 413, and the waterproof and breathable membrane plate 411 can be removed for cleaning or replacement.

[0038] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0039] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0040] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A dustproof and waterproof cash register housing, comprising a lower housing (1), the surface of the lower housing (1) being fixedly connected to an upper housing (2), the surface of the upper housing (2) being provided with a heat dissipation port (3), characterized in that: The surface of the upper housing shell (2) is provided with a protective mechanism (4) for enhancing the dustproof and waterproof functions of the cash register shell, and the protective mechanism (4) comprises: The ventilation component (41) comprises a waterproof and breathable membrane (411), the top of the waterproof and breathable membrane (411) is fixedly connected to a disassembly plate (412), the surface of the upper body shell (2) is provided with an insertion groove (413), the surface of the upper body shell (2) is fixedly connected to a fixing block (414), and the surface of the fixing block (414) is rotatably connected to a disassembly folding plate (415); A stabilizing component (42) for stabilizing the waterproof and breathable membrane plate (411); The clamping assembly (43) is used to connect the waterproof and breathable membrane plate (411) and the upper body shell (2).

2. A dustproof and waterproof cash register housing according to claim 1, characterized in that: The stabilizing assembly (42) comprises a stabilizing threaded rod (421), a stabilizing block (422) is threadedly connected to the surface of the stabilizing threaded rod (421), and a disassembly groove (423) is provided on the surface of the disassembly folding plate (415).

3. The dustproof and waterproof cash register housing according to claim 1, characterized in that: The clamping assembly (43) comprises a clamping block (431), the surface of which is fixedly connected to the bottom of the waterproof and breathable membrane plate (411), and a clamping groove (432) is provided on the top of the lower body shell (1).

4. The dustproof and waterproof cash register housing according to claim 1, characterized in that: The surface of the upper body shell (2) and the surface of the lower body shell (1) are both provided with a base material layer (5) and a waterproof layer (6); the surface of the upper body shell (2) and the surface of the lower body shell (1) are both fixedly bonded to the inner surface of the base material layer (5) by means of an adhesive; and the surface of the base material layer (5) and the inner surface of the waterproof layer (6) are fixedly bonded by means of an adhesive.

5. The dustproof and waterproof cash register housing according to claim 4, characterized in that: The waterproof layer (6) comprises a chloroprene rubber layer (61), a polyisobutylene layer (62), an acrylate layer (63), an oily polyurethane layer (64) and an epoxy resin layer (65), and the surface of the chloroprene rubber layer (61) is fixedly bonded to the inner surface of the polyisobutylene layer (62).

6. The dustproof and waterproof cash register housing according to claim 5, characterized in that: The surface of the polyisobutylene layer (62) is fixedly bonded to the inner surface of the acrylate layer (63), the surface of the acrylate layer (63) is fixedly bonded to the inner surface of the oily polyurethane layer (64), and the surface of the oily polyurethane layer (64) is fixedly bonded to the inner surface of the epoxy resin layer (65).

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