Soft water heater convenient to add regenerated salt

Abstract

The utility model provides a soft water heater convenient to add regenerated salt, and belongs to the technical field of hot water equipment. The soft water heater convenient to add the regenerated salt comprises a water heater body, a salt box and a salt box cover, the water heater body comprises a box body, the salt box is arranged below the box body, at least one salt inlet is formed in the salt box, the salt box cover is slidably installed on the front side of the salt box, when the salt box cover is located at the first position, the salt box cover completely covers the salt box, and when the salt box cover is located at the second position, the salt box cover covers the salt box. And the salt inlet is exposed. When the salt box cover is at the first position, the salt box cover completely covers the front side of the salt box. When the salt box cover slides from the first position to the second position, the salt inlet is exposed, so that regenerated salt can be added into the salt box assembly; and after the regenerated salt is supplemented, the salt box cover slides from the second position to the first position, the dismounting operation through a tool is not needed, and the effect of conveniently adding and supplementing the regenerated salt is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of hot water equipment, in particular to a soft water water heater which is convenient for adding regeneration salt. Background Art

[0002] As people's living standards improve, the demand for water softening devices continues to rise. Soft water contains no or less soluble calcium and magnesium compounds. Using soft water can effectively inhibit fungi, delay skin aging, and prevent scaling of heated water. The water softening device includes a water softening tank for storing water softening resin, a salt box for storing solid regeneration salt, and a water softening control valve. After a long period of use, the softening resin in the water softening tank will lose its activity, and it is necessary to inhale saturated salt water in the salt box to regenerate and activate the softening resin.

[0003] At present, the existing integrated soft water water heaters install the salt box under the casing and set a detachable salt box cover in front of the salt box. When the machine detects that the salt is insufficient, it is necessary to remove the salt box cover first, and then add regenerated salt to the salt box. After adding salt, it is necessary to reinstall the salt box cover. The whole process is cumbersome. After multiple disassembly and assembly, the salt box cover is inevitably scratched, damaged and deformed, and has residual grease fingerprints, etc., and the gap with the casing increases, affecting the product appearance and user experience. Utility Model Content

[0004] The utility model aims to provide a soft water water heater which is convenient for adding regeneration salt. When replenishing the regeneration salt, the soft water water heater which is convenient for adding regeneration salt can simply slide the salt box cover without the need for disassembly and assembly operations using tools, thereby achieving the effect of conveniently adding and replenishing the regeneration salt.

[0005] In order to achieve the purpose of the utility model, the utility model adopts the following technical solutions:

[0006] According to one aspect of the utility model, a soft water water heater that is convenient for adding regenerated salt is provided, comprising a water heater body, a salt box and a salt box cover, wherein the water heater body comprises a box body, the salt box is arranged below the box body, the salt box is provided with at least one salt inlet, and the salt box cover can be slidably installed on the front side of the salt box, when the salt box cover is in the first position, the salt box cover completely covers the salt box, and when the salt box cover is in the second position, the salt inlet is exposed.

[0007] According to one embodiment of the utility model, it also includes a guide rail assembly and a sliding assembly, the guide rail assembly is installed on the salt box, the sliding assembly is installed on the salt box cover, and the sliding assembly is slidably connected to the guide rail assembly.

[0008] According to one embodiment of the utility model, the guide rail assembly includes a first guide rail and a second guide rail, the first guide rail and the second guide rail are installed in parallel on the left and right sides of the salt box, the sliding assembly includes at least two first pulley assemblies and at least two second pulley assemblies, the first pulley assembly corresponds to the first guide rail, the second pulley assembly corresponds to the second guide rail, the first pulley assembly includes a first pulley and a second pulley arranged in front and back, the first guide rail is located between the first pulley and the second pulley, the second pulley assembly includes a third pulley and a fourth pulley arranged in front and back, and the second guide rail is located between the third pulley and the fourth pulley.

[0009] According to an embodiment of the present invention, the left side plate and the right side plate of the box body both extend downward and completely cover the left and right sides of the salt box.

[0010] According to one embodiment of the utility model, the sliding assembly also includes at least two fifth pulleys and at least two sixth pulleys, the fifth pulley is installed on the left side of the salt box cover and slides along the left side plate, and the sixth pulley is installed on the right side of the salt box cover and slides along the right side plate.

[0011] According to an embodiment of the utility model, two first grooves extending in parallel and vertically are opened on the front side of the salt box, and the first guide rail and the second guide rail are respectively located in the two first grooves.

[0012] According to one embodiment of the utility model, the first guide rail and the second guide rail are both long screws, a through hole is opened on the bottom wall of the first groove, a threaded hole is opened on the top wall of the first groove corresponding to the through hole, and the upper end of the long screw passes through the through hole and is connected to the threaded hole.

[0013] According to one embodiment of the utility model, it also includes a driving mechanism, a connecting portion is provided on the inner side of the salt box cover, the driving mechanism is provided on the salt box, the driving mechanism is connected to the connecting portion and the driving mechanism drives the salt box cover to slide up and down.

[0014] According to one embodiment of the utility model, the driving mechanism includes a reduction motor, a screw rod and a nut seat, the reduction motor is fixedly connected to the front side of the salt box, one end of the screw rod is fixedly connected to the rotating shaft of the reduction motor, and the other end of the screw rod can be rotatably installed on the salt box, the nut seat is adapted to the screw rod, and the nut seat is fixedly connected to the connecting part.

[0015] According to one embodiment of the utility model, a second groove and a third groove are provided in the middle of the front side of the salt box, the reduction motor is installed in the second groove, an anti-rotation guide rail is provided in the third groove, a fourth groove is provided on the nut seat, the screw rod and the nut seat are both located in the third groove, the fourth groove is plugged into the anti-rotation guide rail, and the nut seat slides along the anti-rotation guide rail.

[0016] According to one embodiment of the utility model, it also includes a flip cover, which can be movably installed at the salt inlet to open and close the salt inlet.

[0017] According to one embodiment of the utility model, the flip cover is provided with a hook-shaped lever, and a baffle is provided on the inner upper part of the salt box cover. When the salt box cover moves from the first position to the second position, the baffle presses down the hook-shaped lever and opens the flip cover.

[0018] According to one embodiment of the utility model, a push plate is further provided on the inner upper portion of the salt box cover, and when the salt box cover moves from the second position to the first position, the push plate pushes the flip cover to close.

[0019] According to one embodiment of the utility model, a display operation panel is provided on the salt box cover, a straight wire tube is provided in the middle of the salt box cover, a void groove is provided on the bottom wall of the box body corresponding to the straight wire tube, the straight wire tube can be movably inserted in the void groove, and the wires of the display operation panel extend into the box body through the straight wire tube and are electrically connected to the controller of the water heater body.

[0020] An embodiment of the present invention has the following advantages or beneficial effects:

[0021] The utility model discloses a soft water water heater that is convenient for adding regeneration salt, and comprises a water heater body, a salt box and a salt box cover. The water heater body comprises a box body, the salt box is arranged below the box body, the salt box is provided with at least one salt inlet, and the salt box cover can be slidably installed on the front side of the salt box. When the salt box cover is in the first position, the salt box cover is tightly fitted with the box body of the water heater body and completely covers the front side of the salt box, and has an aesthetically pleasing appearance. When regeneration salt needs to be added, the salt box cover is slid from the first position to the second position, the salt inlet is exposed, and regeneration salt can be added to the salt box assembly; after the regeneration salt is supplemented, the salt box cover is slid from the second position to the first position, and no disassembly and assembly operation is required by tools, so that the effect of conveniently adding and supplementing regeneration salt is achieved. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] The above and other features and advantages of the present invention will become more apparent by describing in detail example embodiments thereof with reference to the attached drawings.

[0023] Figure 1 The invention is a state diagram showing a soft water water heater for adding regeneration salt according to an exemplary embodiment when the salt tank cover is located in the second position.

[0024] Figure 2 The invention is a state diagram showing a soft water water heater for adding regeneration salt according to an exemplary embodiment when a salt tank cover is located in a first position.

[0025] Figure 3is a disassembled diagram of a soft water heater that facilitates the addition of regeneration salt according to an exemplary embodiment.

[0026] Figure 4 yes Figure 3 A partial enlarged view of .

[0027] Figure 5 is an exploded view of a salt tank of a soft water heater for facilitating the addition of regeneration salt according to an exemplary embodiment.

[0028] Figure 6 is a cross-sectional view of a salt tank cover of a soft water water heater for facilitating the addition of regeneration salt according to an exemplary embodiment.

[0029] Figure 7 is a perspective view of a salt tank cover of a soft water water heater for facilitating the addition of regeneration salt according to an exemplary embodiment.

[0030] Figure 8 FIG. 1 is a top view of a salt tank cover of a soft water water heater for facilitating the addition of regeneration salt according to an exemplary embodiment.

[0031] Fig. 9 4 is a cross-sectional view taken along the AA direction showing a soft water water heater that is convenient for adding regeneration salt according to an exemplary embodiment.

[0032] Fig.10 BB is a cross-sectional view of a soft water heater that is convenient for adding regeneration salt according to an exemplary embodiment.

[0033] Fig.11 is a cross-sectional view of a driving mechanism of a soft water heater for facilitating the addition of regeneration salt according to an exemplary embodiment.

[0034] Fig.12 This is a diagram showing the state where the baffle of the salt box cover is pressed down and the hook-shaped lever is opened to open the flip cover.

[0035] Fig.13 This is a diagram showing the state after the push plate of the salt box cover pushes the flip cover upward and closes it.

[0036] The reference numerals are described as follows:

[0037] 1. Water heater body; 11. Box body; 111. Left side plate; 112. Right side plate; 113. Air avoidance groove; 114. Connection flange; 2. Salt box; 21. Salt inlet; 22. First groove; 23. Second groove; 24. Third groove; 241. Anti-rotation guide rail; 25. Bottom plate; 26. Connection protrusion; 3. Salt box cover; 31. Connection part; 32. Baffle; 33. Push plate; 34. Wire straight tube; 35. Rubber strip; 4. Guide rail assembly ;41. First guide rail;42. Second guide rail;5. Sliding assembly;51. First pulley assembly;511. First pulley;512. Second pulley;52. Second pulley assembly;521. Third pulley;522. Fourth pulley;53. Fifth pulley;54. Sixth pulley;6. Driving mechanism;61. Reducer motor;62. Screw rod;63. Nut seat;631. Fourth groove;64. Motor cover;7. Flip cover;71. Hook-shaped lever. DETAILED DESCRIPTION

[0038] Example embodiments will now be described more fully with reference to the accompanying drawings. However, example embodiments can be implemented in a variety of forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that the present invention will be comprehensive and complete and fully convey the concepts of the example embodiments to those skilled in the art. The same reference numerals in the figures represent the same or similar structures, and thus their detailed description will be omitted.

[0039] The terms "a", "an", "the", and "said" are used to indicate the presence of one or more elements / components / etc.; the terms "comprising" and "having" are used to express an open-ended inclusive meaning and mean that additional elements / components / etc. may be present in addition to the listed elements / components / etc.

[0040] like Figure 1-13 As shown, a soft water water heater for adding regeneration salt according to an embodiment of the utility model comprises a water heater body 1 , a salt box 2 and a salt box cover 3 .

[0041] The water heater body 1 comprises a box body 11 and a water softening device, a gas proportional valve, a burner, a heat exchanger, a water flow sensor, a temperature sensor and a controller which are arranged in the box body 11 .

[0042] The box body 11 is formed by a left side wall 111, a right side wall 112, a rear side wall, a bottom wall, a top wall and a front surface shell.

[0043] The salt box 2 is disposed below the bottom wall of the box body 11 . The salt box 2 is a hollow rectangular body. At least one salt inlet 21 is provided on the front side of the salt box 2 . The salt box cover 3 can be slidably installed on the front side of the salt box 2 .

[0044] like Figure 2As shown, when the salt box cover 3 is in the first position, the salt box cover 3 completely covers the front side of the salt box 2 .

[0045] like Figure 1 As shown, the salt box cover 3 slides from the first position to the second position, and the salt inlet 21 is exposed, so that regenerated salt can be added to the salt box assembly; after the regenerated salt is replenished, the salt box cover 3 can be slid from the second position to the first position without the need for disassembly and assembly operations using tools, thereby achieving the effect of facilitating the addition of regenerated salt.

[0046] Of course, the salt box cover 3 is not limited to sliding up and down, for example, it can also slide left and right, and those skilled in the art can select the sliding direction of the salt box cover 3 according to actual needs.

[0047] Preferably, two salt inlets 21 are symmetrically provided on the front side of the salt box 2 .

[0048] Preferably, a first clamping portion is provided at the bottom of the box body 11, and a second clamping portion is provided at the upper portion of the salt box cover 3 corresponding to the first clamping portion. When the salt box cover 3 slides from the second position to the first position, the second clamping portion is clamped with the first clamping portion to fix the salt box cover 3.

[0049] like Figure 3-4 , Figure 6-10 As shown, in a preferred embodiment of the utility model, it also includes a guide rail assembly 4 and a sliding assembly 5. The guide rail assembly 4 is installed on the salt box 2, and the sliding assembly 5 is installed on the salt box cover 3. The sliding assembly 5 is slidably connected to the guide rail assembly 4. The guide rail assembly 4 and the sliding assembly 5 are used to guide the movement of the salt box cover 3 to prevent the salt box cover 3 from being misplaced and stuck during the sliding process, and also to limit the salt box cover 3 in the horizontal direction, and are only used for the vertical sliding of the salt box cover 3.

[0050] like Figure 3-4 , Figure 6-10 As shown, in a preferred embodiment of the present invention, the guide rail assembly 4 includes a first guide rail 41 and a second guide rail 42 , and the first guide rail 41 and the second guide rail 42 are installed in parallel on the left and right sides of the salt box 2 .

[0051] The sliding assembly 5 includes at least two first pulley assemblies 51 and at least two second pulley assemblies 52 . The first pulley assemblies 51 correspond to the first guide rails 41 , and the second pulley assemblies 52 correspond to the second guide rails 42 .

[0052] The first pulley assembly 51 includes a first pulley 511 and a second pulley 512 arranged front to back, and the first guide rail 41 is located between the first pulley 511 and the second pulley 512 to prevent the left side of the salt box cover 3 from shaking back and forth.

[0053] The second pulley assembly 52 includes a third pulley 521 and a fourth pulley 522 arranged front to back, and the second guide rail 42 is located between the third pulley 521 and the fourth pulley 522 to prevent the right side of the salt box cover 3 from shaking back and forth.

[0054] like Figure 8 As shown, arc grooves are formed in the middle of the wheel surfaces of the first pulley 511 , the second pulley 512 , the third pulley 521 and the fourth pulley 522 , and the first guide rail 41 and the second guide rail 42 are in frictional contact with the groove surfaces of the arc grooves.

[0055] Of course, the sliding assembly 5 is not limited to being a pulley assembly, but may also be a slider assembly. Those skilled in the art may select the structure of the sliding assembly 5 according to actual needs.

[0056] like Figure 3 As shown, in a preferred embodiment of the present invention, the left side plate 111 and the right side plate 112 of the box body 11 both extend downward and completely cover the left and right sides of the salt box 2 .

[0057] like Figure 3-4 As shown in a preferred embodiment of the present invention, the lower parts of the left side plate 111 and the right side plate 112 are both provided with connecting flanges 114 , and the connecting flanges 114 are used to install and fix the salt box 2 .

[0058] For example, a plurality of fixing holes are provided on the connecting flange 114, connecting protrusions 26 are provided on both sides and the bottom of the salt box 2, and through holes are provided in the connecting protrusions 26 corresponding to the fixing holes of the connecting flange plate 114, and the salt box 2 is fixed to the connecting flange 114 by screws.

[0059] A detachable bottom plate 25 is provided at the bottom of the salt box 2 , and the edge of the bottom plate 25 is connected to the connecting flange plate 114 , so that the bottom plate 25 supports the salt box 2 .

[0060] In a preferred embodiment of the present invention, the sliding assembly 5 also includes at least two fifth pulleys 53 and at least two sixth pulleys 54. The fifth pulley 53 is installed on the left side of the salt box cover 3 and slides along the left plate 111. The sixth pulley 54 is installed on the right side of the salt box cover 3 and slides along the right plate 112, so as to prevent the salt box cover 3 from shaking left and right.

[0061] In a preferred embodiment of the present utility model, two parallel and vertically extending first grooves 22 are provided on the front side of the salt box 2, and the first guide rail 41 and the second guide rail 42 are respectively located in the two first grooves 22, so as to reduce the distance between the salt box cover 3 and the salt box 2 and reduce the volume of the whole machine.

[0062] like Figure 3 , 4As shown in FIG. 10, in a preferred embodiment of the utility model, the first guide rail 41 and the second guide rail 42 are both long screws, a through hole is formed in the bottom wall of the first groove 22, and a threaded hole is formed in the top wall of the first groove 22 corresponding to the through hole, and the upper end of the long screw passes through the through hole and is connected with the threaded hole, so as to realize convenient disassembly and assembly of the guide rail assembly.

[0063] In a preferred embodiment of the utility model, a driving mechanism 6 is further included. A connecting portion 31 is provided on the inner side of the salt box cover 3. The driving mechanism 6 is provided on the salt box 2. The driving mechanism 6 is connected to the connecting portion 31 and drives the salt box cover 3 to slide up and down, thereby realizing automatic sliding and improving the user experience.

[0064] Preferably, the driving mechanism 6 is electrically connected to the controller of the water heater body 1, and when regeneration salt needs to be added, the driving mechanism 6 is started by touching or pressing a button.

[0065] In a preferred embodiment of the present invention, the driving mechanism 6 includes a reduction motor 61 , a screw rod 62 and a nut seat 63 .

[0066] The reduction motor 61 is fixedly connected to the front side of the salt box 2, one end of the screw rod 62 is fixedly connected to the rotating shaft of the reduction motor 61, and the other end of the screw rod 62 can be rotatably installed on the salt box 2, the nut seat 63 is adapted to the screw rod 62, and the nut seat 63 is fixedly connected to the connecting part 31.

[0067] like Figure 1 As shown, when the reduction motor 61 drives the screw rod 62 to rotate forward, the nut seat 63 slides downward and drives the salt box cover 3 to slide downward. When it slides downward to the right position, the salt inlet 21 is exposed, and the user adds regenerated salt to the salt box 2 through the salt inlet 21.

[0068] like Figure 2 As shown, when the reduction motor 61 drives the screw rod 62 to rotate in reverse, the nut seat 63 slides upward and drives the salt box cover 3 to slide upward. When sliding upward into place, the salt box cover 3 completely covers the salt inlet 21, thereby improving the aesthetic appearance.

[0069] Of course, the driving mechanism 6 is not limited to the mode in which the reduction motor 61 drives the screw rod 62 and the nut seat 63. For example, the driving mechanism 6 can also be an electric telescopic device. Those skilled in the art can select the driving mode of the driving mechanism 6 according to actual needs.

[0070] like Figure 3 , 4 As shown in FIG. 5 , in a preferred embodiment of the present utility model, a second groove 23 and a third groove 24 are provided in the middle of the front side of the salt box 2 , and the driving mechanism 6 further includes a motor cover 64 .

[0071] The reduction motor 61 is installed in the second groove 23, an anti-rotation guide rail 241 is provided in the third groove 24, a fourth groove 631 is opened in the nut seat 63, the screw rod 62 and the nut seat 63 are both located in the third groove 24, and the fourth groove 631 is plugged into the anti-rotation guide rail 241, and the nut seat 63 slides along the anti-rotation guide rail 241.

[0072] The motor cover 64 is fixed to the front side of the salt box 2 , and closes and fixes the reduction motor 61 in the second groove 23 .

[0073] like Figure 1 , 3 As shown in , 4, 5, 11, 12, and 13, in a preferred embodiment of the utility model, it also includes a flip cover 7, which can be movably installed at the position of the salt inlet 21 to open and close the salt inlet 21.

[0074] like Figure 5 , 12 As shown in FIG. 13 , in a preferred embodiment of the present utility model, the flip cover 7 is provided with a hook-shaped lever 71. Figure 7 , 12 As shown in FIGS. 13 and 14 , a baffle plate 32 is provided on the inner upper part of the salt box cover 3 . When the salt box cover 3 moves from the first position to the second position, the baffle plate 32 presses down the hook-shaped lever 71 and opens the flip cover 7 .

[0075] like Figure 7 , 12 As shown in FIG. 13 , in a preferred embodiment of the present invention, a push plate 33 is further provided on the inner upper portion of the salt box cover 3 , and when the salt box cover 3 moves from the second position to the first position, the push plate 33 pushes the flip cover 7 to close, and the user does not need to manually close the flip cover 7 .

[0076] like Figure 7 As shown, in a preferred embodiment of the present invention, a rubber strip 35 is provided at the upper end of the salt box cover 3. When the salt box cover 3 is in the first position, the upper end surface of the rubber strip 35 abuts against the bottom wall of the box body 11, so that there is no gap between the salt box cover 3 and the box body 11, thereby improving the aesthetics.

[0077] like Figure 3 As shown, in a preferred embodiment of the present invention, at least one lighting device 8 is further included. The lighting device 8 is disposed on the bottom wall of the box body 11 or the top of the salt box 2 . The lighting device 8 is configured to illuminate the interior of the salt box 2 .

[0078] When the salt box cover 3 is opened, the interior of the salt box 2 can be illuminated, which is convenient for the user to observe and add an appropriate amount of regeneration salt, thereby improving the user experience.

[0079] Preferably, the lighting device 8 is arranged on the bottom wall of the box body 11, the top cover of the salt box 2 is made of transparent material, the lighting device 8 is electrically connected to the controller of the water heater body 1, and when receiving the unpacking instruction, the controller automatically lights up the lighting device 8.

[0080] like Figure 3 As shown, in a preferred embodiment of the utility model, a display operation panel is provided on the salt box cover 3, a wire straight tube 34 is provided in the middle of the salt box cover 3, and a clearance groove 113 is provided on the bottom wall of the box body 11 corresponding to the wire straight tube 34. The wire straight tube 34 can be movably inserted into the clearance groove 113, and the wires of the display operation panel extend into the box body 11 through the wire straight tube 34 and are electrically connected to the controller of the water heater body 1. The wire straight tube 34 passes through the clearance groove 113 to protect the wires of the display operation panel from being pulled and damaged when the salt box cover 3 slides.

[0081] In the embodiments of the present invention, the term "multiple" refers to two or more than two, unless otherwise clearly defined. The terms "installation", "connection", "fixation" and the like should be understood in a broad sense. For example, "connection" can be a fixed connection, a detachable connection, or an integral connection. For those of ordinary skill in the art, the specific meanings of the above terms in the embodiments of the present invention can be understood according to the specific circumstances.

[0082] In the description of the embodiments of the present invention, it is necessary to understand that the terms "upper" and "lower" etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the embodiments of the present invention and simplifying the description, rather than indicating or implying that the device or unit referred to must have a specific direction, be constructed and operated in a specific orientation. Therefore, it cannot be understood as a limitation on the embodiments of the present invention.

[0083] In the description of this specification, the description of the terms "one embodiment", "a preferred embodiment", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the embodiment of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0084] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A soft water heater that is easy to add regeneration salt, characterized in that: include: The water heater body (1) comprises a tank (11), The salt box (2) is arranged below the box body (11), and at least one salt inlet (21) is provided on the front side of the salt box (2). a salt box cover (3) slidably mounted on the front side of the salt box (2); when the salt box cover (3) is in a first position, the salt box cover (3) completely covers the salt box (2); when the salt box cover (3) is in a second position, the salt inlet (21) is exposed; It also includes a flap (7), wherein the flap (7) is movably mounted at the position of the salt inlet (21) to open and close the salt inlet (21); The flip cover (7) is provided with a hook-shaped lever (71), and a baffle (32) is provided on the inner upper part of the salt box cover (3), and when the salt box cover (3) moves from the first position to the second position, the baffle (32) presses down the hook-shaped lever (71) and opens the flip cover (7); A push plate (33) is also provided on the inner upper portion of the salt box cover (3). When the salt box cover (3) moves from the second position to the first position, the push plate (33) pushes the flip cover (7) to close.

2. The soft water heater for easy addition of regeneration salt according to claim 1, characterized in that: It also comprises a guide rail assembly (4) and a sliding assembly (5), wherein the guide rail assembly (4) is mounted on the salt box (2), the sliding assembly (5) is mounted on the salt box cover (3), and the sliding assembly (5) is slidably connected to the guide rail assembly (4).

3. The soft water heater for easy addition of regeneration salt according to claim 2, characterized in that: The guide rail assembly (4) comprises a first guide rail (41) and a second guide rail (42), wherein the first guide rail (41) and the second guide rail (42) are installed in parallel on the left and right sides of the salt box (2); the sliding assembly (5) comprises at least two first pulley assemblies (51) and at least two second pulley assemblies (52), wherein the first pulley assembly (51) corresponds to the first guide rail (41), and the second pulley assembly (52) corresponds to the second guide rail (42); the first pulley assembly (51) comprises a first pulley (511) and a second pulley (512) arranged in a front-to-back manner, and the first guide rail (41) is located between the first pulley (511) and the second pulley (512); the second pulley assembly (52) comprises a third pulley (521) and a fourth pulley (522) arranged in a front-to-back manner, and the second guide rail (42) is located between the third pulley (521) and the fourth pulley (522).

4. The soft water heater for facilitating the addition of regeneration salt according to claim 3, characterized in that: The left side plate (111) and the right side plate (112) of the box body (11) both extend downward and completely cover the left and right sides of the salt box (2).

5. The soft water heater for facilitating the addition of regeneration salt according to claim 4, characterized in that: The sliding assembly (5) further comprises at least two fifth pulleys (53) and at least two sixth pulleys (54), wherein the fifth pulley (53) is mounted on the left side of the salt box cover (3) and slides along the left side plate (111), and the sixth pulley (54) is mounted on the right side of the salt box cover (3) and slides along the right side plate (112).

6. The soft water heater for facilitating the addition of regeneration salt according to claim 3, characterized in that: The front side of the salt box (2) is provided with two first grooves (22) extending in parallel and vertically, and the first guide rail (41) and the second guide rail (42) are respectively located in the two first grooves (22).

7. The soft water heater for facilitating the addition of regeneration salt according to claim 6, characterized in that: The first guide rail (41) and the second guide rail (42) are both long screw rods, a through hole is provided on the bottom wall of the first groove (22), a threaded hole is provided on the top wall of the first groove (22) corresponding to the through hole, and the upper end of the long screw rod passes through the through hole and is connected to the threaded hole.

8. The soft water heater for adding regeneration salt according to any one of claims 1 to 7, characterized in that: The salt box cover (3) further comprises a driving mechanism (6), a connecting portion (31) being arranged on the inner side of the salt box cover (3), the driving mechanism (6) being arranged on the salt box (2), the driving mechanism (6) being connected to the connecting portion (31), and the driving mechanism (6) driving the salt box cover (3) to slide up and down.

9. The soft water heater for facilitating the addition of regeneration salt according to claim 8, characterized in that: The driving mechanism (6) comprises a reduction motor (61), a screw rod (62) and a nut seat (63); the reduction motor (61) is fixedly connected to the front side of the salt box (2); one end of the screw rod (62) is fixedly connected to the rotating shaft of the reduction motor (61); the other end of the screw rod (62) is rotatably mounted on the salt box (2); the nut seat (63) is adapted to the screw rod (62), and the nut seat (63) is fixedly connected to the connecting portion (31).

10. The soft water heater for facilitating the addition of regeneration salt according to claim 9, characterized in that: A second groove (23) and a third groove (24) are provided in the middle of the front side of the salt box (2); the reduction motor (61) is installed in the second groove (23); an anti-rotation guide rail (241) is provided in the third groove (24); a fourth groove (631) is provided in the nut seat (63); the screw rod (62) and the nut seat (63) are both located in the third groove (24); the fourth groove (631) is plugged into the anti-rotation guide rail (241); and the nut seat (63) slides along the anti-rotation guide rail (241).

11. The soft water heater for facilitating addition of regeneration salt according to claim 1, characterized in that: The salt box cover (3) is provided with a display operation panel, a wire straight tube (34) is provided in the middle of the salt box cover (3), a void groove (113) is provided on the bottom wall of the box body (11) corresponding to the wire straight tube (34), the wire straight tube (34) can be movably inserted into the void groove (113), and the wires of the display operation panel extend into the box body (11) through the wire straight tube (34) and are electrically connected to the controller of the water heater body (1).

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