A fast assembly instant integrated water heater

By using modular design and a quick assembly method with card slots and one-click snap-fit, the problems of troublesome assembly and high inventory costs of instant water heaters are solved. This achieves fast and stable circuit wiring and structural connection, improving assembly efficiency and circuit stability.

CN224398005UActive Publication Date: 2026-06-23HUZHOU SHANGWEI TECHNOLOGY CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
HUZHOU SHANGWEI TECHNOLOGY CO LTD
Filing Date
2025-08-12
Publication Date
2026-06-23

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Abstract

The utility model discloses a quick assembly instant integrated water heater relates to integrated water heater technical field, including module spare, shell, accessory cover and heating body, the module spare inside is provided with heating body, and the heating body right side direction is provided with the mainboard, and the heating body is provided with two groups of card slots of up and down, and the heating body rear is provided with the accessory cover, and the accessory cover is provided with two groups of clamping blocks of up and down, and the module spare rear is provided with the shell, wherein heating body, mainboard, inlet and outlet water pipeline are integrated in module spare, and the prestandardization planning line trend makes internal wiring clear and neat, and the maintenance difficulty is reduced greatly, the mainboard adopts the installation of the slot type, and the wiring end is closely adapted through the standardization interface, avoids the line and leads loose or bad contact because of long -term vibration, pulling, the installation seat carries out the radial lock of inlet and outlet water pipeline, makes the pipeline and line keep safe interval, reduces the hidden danger of " pipeline shaking and scratching, pulling line", and the double protection circuit long -term stable operation.
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Description

Technical Field

[0001] This utility model relates to the field of integrated water heater technology, specifically a quick-assembly instantaneous integrated water heater. Background Technology

[0002] Water heaters can be categorized based on their operating principles into electric water heaters, gas water heaters, solar water heaters, magnetic water heaters, air source water heaters, and central heating water heaters. Among these, instant electric water heaters utilize electronic heating elements to rapidly heat flowing water. They offer fast heating, effectively control water temperature, flow rate, and power to achieve a comfortable bathing temperature. They are convenient to use, highly versatile, and widely popular.

[0003] However, existing instantaneous water heaters suffer from problems such as cumbersome assembly, limited availability of common parts leading to high inventory costs, messy internal wiring, and susceptibility to loosening. Therefore, those skilled in the art have developed a quick-assembly instantaneous integrated water heater to address the problems mentioned in the background section. Utility Model Content

[0004] The purpose of this invention is to provide a quick-assembly instantaneous integrated water heater to solve the problems mentioned in the background art.

[0005] To achieve the above objectives, this utility model provides the following technical solution:

[0006] A quick-assembly instantaneous integrated water heater includes a modular component, a housing, an accessory cover, and a heating element. The heating element is installed inside the modular component and is fixedly mounted on the modular component. A main board is located on the right side of the heating element and is installed on the modular component using a slot. The heating element has two sets of slots, one above the other. An accessory cover is located behind the heating element and has two sets of locking blocks, one above the other. The locking blocks are fixedly connected to the accessory cover and are engaged in the slots. The housing is located behind the modular component and has several screws threaded onto it. The screws can lock the modular component inside the housing.

[0007] As a further embodiment of this utility model: a water inlet pipe is fixedly installed on the right side of the heating element, wherein the water inlet pipe is connected to the heating element, and the lower end of the water inlet pipe is fixedly connected to and connected to a water inlet interface, wherein the water inlet interface is located outside the module and the housing.

[0008] As a further embodiment of this utility model: a water outlet pipe is fixedly installed at the lower end of the heating element, wherein the water outlet pipe is connected to the heating element, and a water outlet interface is fixedly connected and connected at the lower end of the water outlet pipe, wherein the water outlet interface is located outside the module and the housing.

[0009] As a further improvement of this utility model: a mounting base is provided below the heating element, wherein the mounting base is fixedly installed on the module component, and the water outlet pipe is clamped on the mounting base.

[0010] As a further improvement of this utility model: a second mounting base is provided on the right side of the first mounting base, wherein the second mounting base is connected to the module component by a pipe, and the water inlet pipe is clamped on the second mounting base.

[0011] Compared with the prior art, the beneficial effects of this utility model are:

[0012] Modular pre-assembly improves efficiency: The heating element, motherboard, and inlet / outlet water pipes are integrated into the modular components, realizing the prefabrication of core components. The modular components can be tested with water and electricity in advance, and the troubleshooting can be brought forward to the production stage, replacing the traditional "dispersed assembly + after-sales maintenance" model, which greatly improves assembly efficiency and product yield.

[0013] Dual-connection for stability and convenience: The accessory cover snaps on with a single click via a clip-slot, quickly concealing internal components and simplifying the installation process; meanwhile, the modular components are evenly secured to the housing with multiple sets of screws to resist vibration interference such as water flow impact, balancing ease of assembly with structural stability.

[0014] Neat wiring and anti-loosening design ensure circuit stability: The heating element, main board, and inlet / outlet water pipes are integrated into a modular component, with pre-standardized wiring routes replacing the chaotic layout of traditional "dispersed wiring and tangled connections." This makes the internal wiring clear and neat, significantly reducing maintenance difficulty. The main board adopts slot-type installation, and the terminals are tightly fitted through standardized interfaces. Compared with traditional soldering / screwing, it has stronger vibration resistance and avoids loosening or poor contact of the lines due to long-term vibration and pulling. The mounting bracket radially locks the inlet / outlet water pipes, maintaining a safe distance between the pipes and the lines, reducing the risk of "pipe shaking, scratching, and pulling the lines," providing double protection for the long-term stable operation of the circuit.

[0015] Generalization and cost reduction: Core structures such as modular parts and accessory covers are produced using molds, ensuring consistent dimensions and strong interchangeability of parts across batches, reducing inventory pressure of non-standard parts, adapting to the needs of large-scale mass production and flexible customization, and significantly reducing inventory costs. Attached Figure Description

[0016] Figure 1 This is a structural diagram of a quick-assembly instantaneous integrated water heater.

[0017] Figure 2 This is a schematic diagram of the main board and water inlet pipe in a quick-assembly instant integrated water heater.

[0018] Figure 3This is a schematic diagram of the heating element and mounting base in a quick-assembly instant integrated water heater.

[0019] Figure 4 This is a structural diagram of the accessory cover and locking block in a quick-assembly instant integrated water heater.

[0020] In the diagram: 1. Module; 2. Housing; 3. Water inlet pipe; 4. Water inlet interface; 5. Water outlet pipe; 6. Water outlet interface; 7. Accessory cover; 8. Main board; 9. Heating element; 10. Slot; 11. Mounting base one; 12. Fixing screw; 13. Clip; 14. Mounting base two. Detailed Implementation

[0021] To facilitate understanding of the technical means, creative features, objectives, and effects of this utility model, the following detailed description of specific embodiments further illustrates this utility model. In the description of this utility model, it should be noted that the terms "upper," "lower," "inner," "outer," "front end," "rear end," "both ends," "one end," and "the other end," etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are used solely for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance. In the description of this utility model, it should be noted that unless otherwise explicitly specified and limited, the terms "installed," "equipped with," and "connected," etc., should be interpreted broadly. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be a connection within two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0022] Please see Figures 1-4In this embodiment of the present invention, a quick-assembly instantaneous integrated water heater includes a module 1, a housing 2, an accessory cover 7, and a heating element 9. The heating element 9 is disposed inside the module 1 and is fixedly mounted on the module 1. A main board 8 is disposed on the right side of the heating element 9 and is mounted on the module 1 using a slot. The heating element 9 has two sets of slots 10. The accessory cover 7 is disposed behind the heating element 9 and has two sets of locking blocks 13, which are fixedly connected to the accessory cover 7 and engaged within the slots 10. The housing 2 is disposed behind the module 1, and several fixing screws 12 are threaded onto the housing 2. The fixing screws 12 can lock the module 1 inside the housing 2. A water inlet pipe 3 is fixedly installed on the right side of the heating element 9. The water inlet pipe 3 is connected to the heating element 9. The lower end of the water inlet pipe 3 is fixedly connected to and connected to a water inlet interface 4. The water inlet interface 4 is located outside the module 1 and the housing 2. A water outlet pipe 5 is fixedly installed on the lower end of the heating element 9. The water outlet pipe 5 is connected to the heating element 9. The lower end of the water outlet pipe 5 is fixedly connected to and connected to a water outlet interface 6. The water outlet interface 6 is located outside the module 1 and the housing 2. A mounting base 11 is provided below the heating element 9. The mounting base 11 is fixedly installed on the module 1, and the water outlet pipe 5 is clamped on the mounting base 11. A mounting base 2 14 is provided on the right side of the mounting base 11. The pipe of the mounting base 2 14 is connected to the module 1, and the water inlet pipe 3 is clamped on the mounting base 2 14.

[0023] The working principle of this utility model is as follows: The heating element 9, main board 8, and inlet / outlet water pipes 5 are pre-assembled on module 1. The heating element 9 is fixed by welding / screwing to ensure heat conduction stability. The main board 8 adopts a slot-type installation, simplifying the wiring process and preventing loose wiring. The inlet water pipe 3 and outlet water pipe 5 are secured by mounting base 11 (fixing the outlet pipe) and mounting base 14 (fixing the inlet pipe), standardizing the wiring layout and solving the problems of traditional "dispersed wiring and pipe shaking". Module 1, as an independent functional unit, can be pre-tested with water and electricity, bringing fault diagnosis to the "module production stage" and replacing the inefficient traditional "post-assembly maintenance" mode, reducing after-sales maintenance costs. In addition, the heating element 9 has a slot 10, and the accessory cover 7 has a corresponding locking block 13. During assembly, the locking block 13 is directly inserted into the slot 10, achieving a quick "push-and-close" connection, concealing internal components, improving the appearance cleanliness, and solving the problem of traditional "cumbersome outer casing installation". The problem is that, at the same time, module 1 and housing 2 are connected by multiple sets of fixing screws 12. Compared with traditional clips / glue, the tightening force of the screws is more uniform, which can resist long-term vibration and ensure structural stability. Among them, module 1, accessory cover 7, mounting base and other structures are produced by mold, which ensures the consistency of size and interchangeability of parts in different batches, reduces inventory costs (general parts can be stocked in batches), and solves the traditional problem of "non-standard parts and high mismatch rate". At the same time, the assembly process of this equipment is simplified, upgrading the traditional "part positioning and decentralized wiring" to a three-step process of "clip sealing → module housing → screw locking", which greatly shortens the assembly time and adapts to the needs of large-scale production.

[0024] It will be apparent to those skilled in the art that this invention is not limited to the details of the exemplary embodiments described above, and that it can be implemented in other specific forms without departing from the spirit or essential characteristics of this invention. Therefore, the embodiments should be considered illustrative and non-limiting in all respects, and the scope of this invention is defined by the appended claims rather than the foregoing description. Thus, it is intended that all variations falling within the meaning and scope of equivalents of the claims be included within this invention. No reference numerals in the claims should be construed as limiting the scope of the claims.

[0025] Furthermore, it should be understood that although this specification describes embodiments, not every embodiment contains only one independent technical solution. This narrative style is merely for clarity. Those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. A fast assembly instant integrated water heater comprising a module piece (1), a casing (2), a fitting cover (7) and a heating body (9), characterized in that, The module (1) is provided with a heating element (9) inside, wherein the heating element (9) is fixedly installed on the module (1), and a motherboard (8) is provided on the right side of the heating element (9), wherein the motherboard (8) is installed on the module (1) in a slot type, and two sets of slots (10) are provided on the heating element (9). An accessory cover (7) is provided behind the heating element (9), and two sets of blocks (13) are provided on the accessory cover (7), wherein the blocks (13) are fixedly connected to the accessory cover (7), and the blocks (13) are locked in the slots (10). A shell (2) is provided behind the module (1).

2. The instantaneous integrated water heater with rapid assembly according to claim 1, characterized in that, The housing (2) has several fixing screws (12) threaded on it.

3. The quick-assembly instantaneous integrated water heater according to claim 1, characterized in that, A water inlet pipe (3) is fixedly installed on the right side of the heating element (9), wherein the water inlet pipe (3) is connected to the heating element (9).

4. The quick-assembly instantaneous integrated water heater according to claim 1, characterized in that, The lower end of the water inlet pipe (3) is fixed and connected to a water inlet interface (4), wherein the water inlet interface (4) is located outside the module (1) and the housing (2).

5. A quick-assembly instantaneous integrated water heater according to claim 1, characterized in that, A water outlet pipe (5) is fixedly installed at the lower end of the heating element (9), wherein the water outlet pipe (5) is connected to the heating element (9).

6. A quick-assembly instantaneous integrated water heater according to claim 1, characterized in that, The lower end of the water outlet pipe (5) is fixed and connected to a water outlet interface (6), wherein the water outlet interface (6) is located outside the module (1) and the housing (2).

7. A quick-assembly instantaneous integrated water heater according to claim 1, characterized in that, A mounting base (11) is provided below the heating element (9), wherein the mounting base (11) is fixedly installed on the module (1), and the water outlet pipe (5) is clamped on the mounting base (11).

8. A quick-assembly instantaneous integrated water heater according to claim 1, characterized in that, Mounting base one (11) is provided with mounting base two (14) on the right side, wherein the pipe of mounting base two (14) is connected to the module (1), and the water inlet pipe (3) is clamped on mounting base two (14).