Water softening tank fixing mechanism and gas water heater

Abstract

The utility model discloses a soft water tank fixing mechanism, which comprises a mounting bracket, a fixing bracket and a fixing device, wherein the mounting bracket is provided with a mounting groove with an opening on one side; the water softening assembly comprises a water softening tank, and the water softening tank is placed in the mounting groove and provided with a first end and a second end which are oppositely arranged; and the protective cover is clamped outside the water softening tank and is detachably connected with the mounting bracket, and the water softening tank is clamped between the mounting bracket and the protective cover. The water softening tank fixing mechanism is simple in structure, easy to assemble and disassemble and firm and reliable in connection. The utility model further provides the gas water heater.

Description

Technical Field

[0001] The utility model relates to the technical field of water heaters, in particular to a soft water tank fixing mechanism and a gas water heater. Background Art

[0002] At present, people have more and more stringent requirements for daily water use. Due to geographical factors, water quality varies greatly across the country, especially in the northern region where the water quality is hard. Long-term use of hard water will make people's skin dry, rough, and age quickly. Therefore, people's demand for soft water continues to rise.

[0003] Combining a water softener and a water heater into a soft water heater can provide comfortable soft water for bathing. However, due to the large size and heavy weight of the soft water tank, conventional fixing methods are difficult to meet the requirements of quick installation and reliable protection. Summary of the invention

[0004] The utility model aims to solve at least one of the problems existing in the existing related technologies to a certain extent. To this end, the utility model provides a soft water tank fixing mechanism with a simple structure, easy assembly and disassembly, and a firm and reliable connection. The utility model also provides a gas water heater.

[0005] According to the above-mentioned soft water tank fixing mechanism, it is implemented through the following technical solutions:

[0006] A soft water tank fixing mechanism comprises: a mounting bracket provided with a mounting groove with one side opening; a soft water assembly comprising a soft water tank, the soft water tank being placed in the mounting groove and having a first end and a second end arranged oppositely; a protective cover being clamped outside the soft water tank and detachably connected to the mounting bracket, the soft water tank being clamped between the mounting bracket and the protective cover.

[0007] In some embodiments, the inner surface of the mounting groove and the inner surface of the protective cover are respectively in contact with the outer surface of the soft water tank; and / or the depth of the mounting groove is not less than / of the radius of the soft water tank, and the depth of the mounting groove is less than the radius of the soft water tank.

[0008] In some embodiments, the protective cover is detachably connected to the mounting bracket via a snap assembly and / or a locking assembly.

[0009] In some embodiments, the snap assembly includes a snap-fit ​​portion and a buckling portion, a side of the protective cover facing the mounting bracket is provided with a buckling portion extending toward the mounting bracket, and the mounting bracket is provided with a snap-fit ​​portion at a position corresponding to the buckling portion, and the snap-fit ​​portion is engaged with the buckling portion.

[0010] In some embodiments, the mounting bracket is provided with an opening located at the periphery of the clamping portion and suitable for the buckling portion to pass through, and the buckling portion is inserted into the opening and engaged with the clamping portion.

[0011] In some embodiments, the locking assembly includes a fastener and a fixing hole. At least one fixing hole is provided at one end of the protective cover close to the mounting bracket. A through hole is provided on the mounting bracket at a position corresponding to the fixing hole for the fastener to pass through. The fastener passes through the through hole and is fastened to the hole wall of the fixing hole.

[0012] In some embodiments, a necking portion is formed at the first end and / or the second end, the protective cover is provided with a necking portion extending in the direction of the necking portion, and the necking portion is clamped outside the necking portion; and / or at least one of a wire groove or a gripping portion is provided on a side of the protective cover facing away from the mounting bracket.

[0013] In some embodiments, at least one positioning portion is provided at the first end and / or the second end, and a latching position is provided at a position of the mounting bracket corresponding to the positioning portion, and the latching position is engaged with the positioning portion.

[0014] In some embodiments, a limiting plate extending toward the positioning portion is integrally formed at a position of the mounting bracket corresponding to the positioning portion, and the locking position is provided on the limiting plate.

[0015] In some embodiments, a flange and / or an inserting portion is provided on a side of the mounting bracket facing away from the protective cover.

[0016] In some embodiments, a protective cover is further included, wherein the protective cover is sleeved outside the soft water tank, and the mounting bracket and the protective cover respectively press the protective cover tightly onto the soft water tank.

[0017] According to the above-mentioned gas water heater, it is realized by the following technical solution:

[0018] A gas water heater comprises: a shell assembly provided with a receiving cavity; a soft water tank fixing mechanism as described above, wherein the soft water tank fixing mechanism is arranged in the receiving cavity, and the mounting bracket is detachably connected to the shell assembly.

[0019] In some embodiments, a limiting groove is provided in the accommodating cavity, and a plug-in portion is provided at a position of the mounting bracket corresponding to the limiting groove, and the plug-in portion cooperates with the limiting groove for plugging; and / or the mounting bracket and the shell assembly are detachably connected via a locking assembly.

[0020] In some embodiments, a controller is further included, wherein the controller is disposed in the accommodating cavity and is detachably connected to the protective cover.

[0021] Compared with the prior art, the present invention has at least the following beneficial effects:

[0022] 1. The soft water tank fixing mechanism of the utility model places the soft water tank in the mounting groove of the mounting bracket, and the protective cover is detachably connected to the mounting bracket and clamps the soft water tank together. The structure is simple, easy to assemble and disassemble, convenient for production and maintenance, and ensures that the soft water tank is firmly and reliably installed and not easy to loosen and fall off;

[0023] 2. By detachably mounting the controller on the protective cover of the soft water tank fixing mechanism, the internal installation space of the product is saved, thereby achieving the purpose of optimizing the product space layout. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is an exploded view of the soft water tank fixing mechanism in Embodiment 1 of the present utility model;

[0025] Figure 2 It is a structural schematic diagram of the soft water tank fixing mechanism in Embodiment 1 of the present utility model;

[0026] Figure 3 This is a cross-sectional view of the soft water tank fixing mechanism in Example 1 of the utility model. Figure 1 ;

[0027] Figure 4 This is a cross-sectional view of the soft water tank fixing mechanism in Example 1 of the utility model. Figure 2 ;

[0028] Figure 5 This is a schematic diagram of the structure of the mounting bracket in Example 1 of the utility model. Figure 1 ;

[0029] Figure 6 This is a schematic diagram of the structure of the mounting bracket in Example 1 of the utility model. Figure 2 ;

[0030] Figure 7 This is a schematic diagram of the structure of the protective cover in Example 1 of the utility model. Figure 1 ;

[0031] Figure 8 This is a schematic diagram of the structure of the protective cover in Example 1 of the utility model. Figure 2 ;

[0032] Fig. 9 It is a structural schematic diagram of the gas water heater in Embodiment 2 of the present utility model;

[0033] Fig.10It is an exploded view of the soft water tank fixing mechanism and the controller in Example 3 of the utility model.

[0034] In the figure: 1-mounting bracket, 101-front plate, 102-side plate, 11-mounting groove, 121-clamping part, 122-opening, 13-through hole, 14-clamping position, 15-limiting plate, 16-flange, 161-mounting hole, 17-plug-in part; 2-soft water assembly, 21-soft water tank, 211-first end, 212-second end, 22-shrinking neck, 23-positioning part; 3-protective cover, 31-fastening part, 32-fixing hole, 33-shrinking part, 34-wire groove, 35-gripping part, 36-support seat, 361-screw hole; 4-fastener; 5-protective cover;

[0035] 6-housing assembly, 61-accommodating cavity, 62-limiting groove; 7-controller. DETAILED DESCRIPTION

[0036] The following examples illustrate the present invention, but the present invention is not limited by these examples. Modifications to the specific implementation of the present invention or equivalent replacement of some technical features without departing from the spirit of the present invention should be included in the scope of the technical solution claimed for protection in the present invention.

[0037] Example 1

[0038] refer to Figure 1-4 The present embodiment provides a soft water tank fixing mechanism, comprising a mounting bracket 1, a soft water assembly 2 and a protective cover 3, wherein the soft water assembly 2 is sandwiched between the mounting bracket 1 and the protective cover 3. Specifically, the mounting bracket 1 is disposed behind the soft water assembly 2 and is provided with a mounting groove 11 opening toward the soft water assembly 2. The soft water assembly 2 comprises a soft water tank 21, which is placed in the mounting groove 11 and has a first end 211 and a second end 212 arranged oppositely. In the present embodiment, the first end 211 and the second end 212 are the upper and lower ends of the soft water tank 21, respectively. There are two protective covers 3, which are respectively clamped outside the upper and lower ends of the soft water tank 21 and detachably connected to the mounting bracket 1. Of course, the number of protective covers 3 can also be one. In this case, the protective cover 3 is clamped outside the middle part of the soft water tank 21 in the height direction and detachably connected to the mounting bracket 1. In this way, the mounting bracket 1 and the protective cover 3 cooperate to clamp the soft water tank 21 together, so that the soft water tank is installed firmly and reliably, is not easy to loosen and detach, is easy to assemble and disassemble, and is convenient for production and maintenance.

[0039] refer to Figure 3-6Furthermore, the mounting bracket 1 is integrally stamped from sheet metal, and the horizontal cross section of the mounting bracket 1 is in a "concave shape". The mounting bracket 1 includes a front plate 101 and two side plates 102, and the two side plates 102 are formed by bending the left and right ends of the front plate 101 backwards as a whole. The thickness of the front plate 101 and the two side plates 102 is preferably 1.0-1.5 mm. A long strip-shaped mounting groove 11 is integrally stamped backwards in the middle of the front plate 101, and the inner surface of the mounting groove 11 is in contact with the outer surface of the soft water tank 21 to ensure that the mounting groove 11 can reliably wrap and press the rear end of the soft water tank 21.

[0040] The depth of the mounting groove 11 is not less than 1 / 4 of the radius of the soft water tank 21, and the depth of the mounting groove 11 is less than the radius of the soft water tank 21. In this embodiment, the depth of the mounting groove 11 is preferably 1 / 2 of the radius of the soft water tank 21. In addition, the width of the mounting bracket 1 or the side plate 102 in the front-to-back direction is greater than the depth of the mounting groove 11, so as to avoid affecting the assembly of the mounting bracket 1 due to the setting of the mounting groove 11.

[0041] refer to Figure 1-8 Furthermore, the protective cover 3 is a helmet-shaped hollow shell formed by plastic injection molding, and its horizontal cross-section is Ω-shaped. The plastic is preferably ABS or PP, and its wall thickness is preferably 3 mm. In this embodiment, the inner surface of the protective cover 3 fits the outer surface of the soft water tank 21 to ensure that the protective cover 3 can reliably wrap and press the front end of the soft water tank 21. The protective cover 3 is detachably connected to the mounting bracket 1 through a snap assembly and / or a locking assembly. In this embodiment, the protective cover 3 has two free ends arranged opposite to each other, each free end is engaged with the mounting bracket 1 through a snap assembly, and each free end is fastened to the mounting bracket 1 through two locking assemblies. In this way, the snap assembly and the locking assembly cooperate to ensure that the soft water tank is installed firmly and reliably, not easy to loosen and detach, and easy to assemble and disassemble, and convenient for production and maintenance.

[0042] The buckle assembly includes a clamping portion 121 and a buckling portion 31. The buckling portion 31 extending toward the mounting bracket 1 is integrally formed on the free end of the protective cover 3 facing the mounting bracket 1. The clamping portion 121 located outside the mounting groove 11 is integrally formed at the position of the mounting bracket 1 corresponding to the buckling portion. The clamping portion 121 and the buckling portion 31 are engaged with each other. In this way, the protective cover 3 can be detachably mounted on the mounting bracket 1, and the soft water tank 21 can be limited and fixed between the protective cover 3 and the mounting bracket 1. Furthermore, an opening 122 located outside the clamping portion 121 and suitable for the buckling portion 31 to pass through is provided on the mounting bracket 1. During installation, the buckling portion 31 is inserted into the opening 122 and engaged with the clamping portion 121.

[0043] The locking assembly includes a fastener 4 and a fixing hole 32. At least one fixing hole 32 is provided at one end of the protective cover 3 close to the mounting bracket 1. In this embodiment, two fixing holes 32 are provided at two free ends of the protective cover 3, respectively, and threads are provided on the hole walls of the fixing holes 32. A through hole 13 for the fastener 4 to pass through is provided at the position of the mounting bracket 1 corresponding to the fixing hole 32. The fastener 4 passes through the through hole 13 from back to front and is fastened to the hole wall of the fixing hole 32. In this way, the connection between the protective cover 3 and the mounting bracket 1 can be further strengthened, thereby improving the installation reliability of the soft water tank 21 and facilitating disassembly and assembly.

[0044] refer to Figure 1-8 In this embodiment, a necking portion 22 is formed at both the first end 211 and the second end 212 of the soft water tank 21, and the necking portion 22 gradually decreases from the middle to the end of the soft water tank 21. The protective cover 3 is integrally formed with a necking portion 33 extending in the direction of the necking portion 22, and the necking portion 33 is clamped outside the necking portion 22. In this way, the necking portion 33 of the lower protective cover 3 covers the necking portion 22 at the lower end of the soft water tank 21, so as to achieve the lower limit of the soft water tank 21 and prevent the soft water tank 21 from falling out downward; the necking portion 33 of the upper protective cover 3 covers the necking portion 22 at the upper end of the soft water tank 21, so as to achieve the upper limit of the soft water tank 21 and prevent the soft water tank 21 from falling out upward.

[0045] Furthermore, at least one wire groove 34 is provided on the side of the protective cover 3 away from the mounting bracket 1. In the present embodiment, there are two wire grooves 34, which are respectively provided on the left and right sides of the fixed end of the protective cover 3. Each wire groove 34 is used to clamp the wires so as to standardize the wiring. In addition, a gripping portion 35 is provided on the side of the protective cover 3 away from the mounting bracket 1. In the present embodiment, the gripping portion 35 is a handle hole with a width of about 60 mm, which passes through the constricted portion 33 and is connected to the inside of the protective cover 3, so as to facilitate the hand-movement of the protective cover 3 or the soft water tank fixing mechanism.

[0046] refer to Figure 2-6 Furthermore, a limiting structure is provided between the mounting bracket 1 and the soft water tank 21, and the limiting structure is used to limit the rotation of the soft water tank 21 relative to the mounting bracket 1. The limiting structure includes a clamping position 14 and a positioning portion 23, and at least one positioning portion 23 extending outward is provided at the first end 211 and / or the second end 212, and a clamping position 14 is provided at a position of the mounting bracket 1 corresponding to the positioning portion 23, and the clamping position 14 and the positioning portion 23 are matched and engaged, so that the soft water tank 21 is positioned and limited by the clamping position 14 and the positioning portion 23 that are matched and engaged, and the soft water tank 21 is prevented from rotating, thereby ensuring correct installation.

[0047] In this embodiment, ribs extending outward and arranged at intervals in the circumferential direction are integrally formed on the outer surface of the tank mouth at the first end 211 to strengthen the strength of the tank mouth, and the ribs constitute the positioning portion 23. Three clamping positions 14 arranged at intervals in the left-right direction are provided at the upper end of the mounting bracket 1, and the three clamping positions are respectively engaged with the three ribs.

[0048] Furthermore, a limit plate 15 extending toward the positioning portion 23 is integrally formed at a position of the mounting bracket 1 corresponding to the positioning portion 23. In the present embodiment, the limit plate 15 is formed by bending the upper end of the top plate 101 of the mounting bracket 1 forward. The limit plate 15 is used to support the positioning portion 23 of the soft water tank 21, and the clamping position 14 is arranged on the limit plate 15.

[0049] refer to Figure 5-6 Furthermore, a flange 16 and / or a plug-in portion 17 are provided on the side of the mounting bracket 1 facing away from the protective cover 3, and the flange 16 and / or the plug-in portion 17 are used to be detachably connected to the housing assembly 6 of the gas water heater. In this embodiment, flanges 16 bent toward the inside or outside of the mounting bracket 1 are integrally formed at the rear ends of the two side panels 102 of the mounting bracket 1, and a plurality of mounting holes 161 for the fasteners 4 to pass through are provided on the flanges 16, and plug-in portions 17 extending downward are integrally formed at the lower ends of the two flanges 16. When the soft water tank fixing mechanism is installed in the housing assembly 6 of the gas water heater, the two plug-in portions 17 of the mounting bracket 1 are respectively matched and plugged with the housing assembly 6, and the two flanges 16 of the mounting bracket 1 are respectively detachably connected with the housing assembly 6 through the fasteners 4, so as to realize the detachable installation of the mounting bracket 1 in the housing assembly 6, and then realize the firm and reliable installation of the entire soft water tank fixing mechanism in the housing assembly 6.

[0050] refer to Figure 7-8 Furthermore, a support seat 36 extending upward is integrally formed at one end of the protective cover 3 away from the mounting bracket 1. The support seat 36 is formed by a plurality of reinforcing ribs to enhance the overall strength of the protective cover 3 and to reliably support the controller of the gas water heater. At least two screw holes 361 are provided on the support seat 36, and the controller is fastened to the screw holes 361 on the support seat 36 by locking screws.

[0051] refer to Figure 1-4 The soft water tank fixing mechanism further includes a protective cover 5. In this embodiment, the protective cover 5 can be any one of a sponge pad, a rubber pad or a sealing pad. During installation, the protective cover 5 is sleeved outside the soft water tank 21 and clamped between the mounting bracket 1 and the protective cover 3. In this way, the mounting bracket 1 and the protective cover 3 respectively press the protective cover 5 against the soft water tank 21, thereby achieving a reliable connection and protecting the soft water tank 21.

[0052] Example 2

[0053] refer to Fig. 9 This embodiment provides a gas water heater, including a housing assembly 6 and a soft water tank fixing mechanism as described in Embodiment 1, wherein the housing assembly 6 is provided with a receiving cavity 61 suitable for accommodating the soft water tank fixing mechanism. The soft water tank fixing mechanism is arranged in the receiving cavity 61, and the mounting bracket 1 is detachably connected to the housing assembly 6, which is easy to assemble and disassemble, and ensures that the installation is firm and reliable.

[0054] Furthermore, two limit grooves 62 are arranged at intervals on the left and right sides at the lower end of the accommodating cavity 61, and the two limit grooves 62 are respectively formed integrally with the cavity side wall surface of the accommodating cavity 61 facing the mounting bracket 1. A plug-in portion 17 extending downward is formed integrally at the position corresponding to the limit groove 62 at the lower end of the mounting bracket 1, and the plug-in portion 17 is inserted into the limit groove 62 from top to bottom. In this way, the lower end of the soft water tank fixing mechanism is reliably fixed in the accommodating cavity 61 through the plug-in portion 17 and the limit groove 62.

[0055] In addition, the mounting bracket 1 and the shell assembly 6 are detachably connected through a locking assembly, so as to lock and fix the mounting bracket 1 and the soft water tank fixing mechanism in the shell assembly 6. Specifically, the locking assembly includes a fastener 4 and a fixing hole with a thread, and flanges are respectively provided at the left and right ends of the rear end of the mounting bracket 1, and the flanges are abutted against the side wall surface of the accommodating cavity 61 facing the mounting bracket 1, and mounting holes for the fastener 4 to pass through are respectively provided at the upper and lower ends of the flanges, and a fixing hole is correspondingly provided on the side wall surface of the accommodating cavity 61 facing the mounting bracket 1. During installation, the fastener 4 is passed through the mounting hole of the mounting bracket 1 and the fixing hole of the shell assembly 6 from front to back and is fastened to the fixing hole, so that the mounting bracket 1 and the bottom shell assembly are locked by using the fastener 4, and the assembly and disassembly are simple and convenient.

[0056] Example 3

[0057] refer to Fig.10 The difference between this embodiment and embodiment 2 is that the gas water heater also includes a controller 7, which is arranged in the accommodating cavity 61 and is detachably connected to the protective cover 3. In this embodiment, the upper and lower ends of the controller 7 are respectively placed in front of the support seats 36 of the two protective covers 3, and the upper and lower ends of the controller 7 are respectively detachably connected to the support seats 36 of the two protective covers 3 through fasteners 4.

[0058] It can be seen that the controller 7 can be detachably installed in the accommodating cavity 61 of the shell assembly 6 through the soft water tank fixing mechanism, which can fully utilize the protective cover 3 on the soft water tank fixing mechanism and save the internal installation space of the product, thereby achieving the purpose of optimizing the product space layout.

[0059] The above are only some embodiments of the present invention. For those skilled in the art, several modifications and improvements can be made without departing from the inventive concept of the present invention, which all belong to the protection scope of the present invention.

Claims

1. A soft water tank fixing mechanism, It is characterized in that include: A mounting bracket (1) having a mounting groove (11) with an opening on one side; A soft water assembly (2), comprising a soft water tank (21), wherein the soft water tank (21) is placed in the mounting groove (11) and has a first end (211) and a second end (212) arranged opposite to each other; The protective cover (3) is clamped outside the soft water tank (21) and is detachably connected to the mounting bracket (1); the soft water tank (21) is clamped between the mounting bracket (1) and the protective cover (3).

2. A soft water tank fixing mechanism according to claim 1, It is characterized in that The inner surface of the mounting groove (11) and the inner surface of the protective cover (3) are respectively in contact with the outer surface of the soft water tank (21); and / or the depth of the mounting groove (11) is not less than 1 / 4 of the radius of the soft water tank (21), and the depth of the mounting groove (11) is less than the radius of the soft water tank (21).

3. A soft water tank fixing mechanism according to claim 1, It is characterized in that The protective cover (3) and the mounting bracket (1) are detachably connected via a snap assembly and / or a locking assembly.

4. A soft water tank fixing mechanism according to claim 3, It is characterized in that The buckle assembly comprises a clamping portion (121) and a snap-fit ​​portion (31); a side of the protective cover (3) facing the mounting bracket (1) is provided with a snap-fit ​​portion (31) extending toward the mounting bracket (1); a clamping portion (121) is provided at a position of the mounting bracket (1) corresponding to the snap-fit ​​portion; the clamping portion (121) is snap-fitted with the snap-fit ​​portion (31).

5. A soft water tank fixing mechanism according to claim 4, It is characterized in that The mounting bracket (1) is provided with an opening (122) located at the periphery of the clamping portion (121) and suitable for the buckling portion (31) to pass through; the buckling portion (31) is inserted into the opening (122) and is engaged with the clamping portion (121).

6. A soft water tank fixing mechanism according to claim 3, It is characterized in that The locking assembly comprises a fastener (4) and a fixing hole (32); at least one fixing hole (32) is provided at one end of the protective cover (3) close to the mounting bracket (1); a through hole (13) for the fastener (4) to pass through is provided at a position of the mounting bracket (1) corresponding to the fixing hole (32); the fastener (4) passes through the through hole (13) and is fixedly connected to the hole wall of the fixing hole (32).

7. A soft water tank fixing mechanism according to claim 1, It is characterized in that A neck portion (22) is formed at the first end (211) and / or the second end (212), the protective cover (3) is provided with a neck portion (33) extending in the direction of the neck portion (22), the neck portion (33) being clamped outside the neck portion (22); and / or at least one of a wire groove (34) and a gripping portion (35) is provided on a side of the protective cover (3) facing away from the mounting bracket (1).

8. A soft water tank fixing mechanism according to claim 1, It is characterized in that At least one positioning portion (23) is provided at the first end (211) and / or the second end (212), and a latching position (14) is provided at a position of the mounting bracket (1) corresponding to the positioning portion (23), the latching position (14) being engaged with the positioning portion (23).

9. A soft water tank fixing mechanism according to claim 8, It is characterized in that A limiting plate (15) extending in the direction of the positioning portion (23) is integrally formed at a position of the mounting bracket (1) corresponding to the positioning portion (23), and the locking position (14) is arranged on the limiting plate (15).

10. A soft water tank fixing mechanism according to claim 1, It is characterized in that A flange (16) and / or a plug-in portion (17) is provided on a side of the mounting bracket (1) facing away from the protective cover (3).

11. A soft water tank fixing mechanism according to any one of claims 1 to 10, It is characterized in that It also comprises a protective sleeve (5), wherein the protective sleeve (5) is sleeved outside the soft water tank (21), and the mounting bracket (1) and the protective cover (3) respectively press the protective sleeve (5) tightly onto the soft water tank (21).

12. A gas water heater, It is characterized in that include: The housing assembly (6) is provided with a receiving chamber (61); A soft water tank fixing mechanism according to any one of claims 1 to 11, wherein the soft water tank fixing mechanism is arranged in the accommodating cavity (61), and the mounting bracket (1) is detachably connected to the shell assembly (6).

13. A gas water heater according to claim 12, It is characterized in that A limiting groove (62) is provided in the accommodating cavity (61); a plug-in portion (17) is provided on the mounting bracket (1) at a position corresponding to the limiting groove (62); the plug-in portion (17) is plugged in and matched with the limiting groove (62); and / or the mounting bracket (1) and the housing assembly (6) are detachably connected via a locking assembly.

14. A gas water heater according to claim 12 or 13, It is characterized in that It also includes a controller (7), which is arranged in the accommodating cavity (61) and is detachably connected to the protective cover (3).

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