Washing machine with heating function

Abstract

The washing machine with the heating function comprises an outer barrel and an inner barrel arranged in the outer barrel, an installation barrel is fixedly arranged at the bottom of the outer barrel, the upper end of the installation barrel is communicated with the interior of the outer barrel, a PTC heating body is arranged in the installation barrel, the lower end of the PTC heating body is connected with an installation plate, and the PTC heating body is connected with the installation plate. The mounting plate covers the lower end of the mounting cylinder and is in waterproof sealing fit with the lower end of the mounting cylinder, a detachable end cover is arranged at the lower end of the mounting cylinder, and the upper end of the end cover abuts against the lower end of the mounting plate; the PTC heater has the advantages that the PTC heater is adopted, installation and maintenance are simple, and production cost control is facilitated.

Description

Technical Field

[0001] The utility model belongs to the technical field of washing machines, in particular to a washing machine with a heating function. Background Art

[0002] A washing machine is a household appliance used for washing clothes. With the development of technology, existing washing machines usually have a variety of washing programs and functions, such as different washing modes, temperature control, quick washing, etc., to meet the needs of different users.

[0003] For example, a steam-boiling-washing washing machine disclosed in application number CN201621246026.5 includes an inner barrel assembly and an outer barrel assembly, wherein the inner barrel assembly is arranged inside the outer barrel assembly, and a heating assembly is arranged between the inner barrel assembly and the outer barrel assembly, and the clothes in the inner barrel assembly are steam-boiled and washed by the heating assembly. Specifically, the heating assembly adopts a heating tube and is wound between the inner barrel assembly and the outer barrel assembly. It can be seen that the wiring of the heating wire is relatively complicated, and installation and maintenance are relatively difficult, which is not conducive to controlling production costs. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide a washing machine with a heating function, which adopts a PTC heating element and is relatively simple to install and maintain, thus being beneficial to controlling production costs.

[0005] The technical solution adopted by the utility model to solve the above technical problems is: a washing machine with a heating function, comprising an outer barrel and an inner barrel arranged in the outer barrel, a mounting barrel is fixedly arranged at the bottom of the outer barrel, the upper end of the mounting barrel is communicated with the interior of the outer barrel, a PTC heating element is arranged in the mounting barrel, the lower end of the PTC heating element is connected with a mounting plate, the mounting plate cover is at the lower end of the mounting barrel and cooperates with the lower end of the mounting barrel in a waterproof seal, the lower end of the mounting barrel is provided with a detachable end cover, the upper end of the end cover abuts against the lower end of the mounting plate.

[0006] Preferably, a sealing ring is provided at the lower end of the mounting tube, and the lower end of the mounting tube cooperates with the upper end of the mounting plate to clamp the sealing ring to achieve a waterproof sealing effect.

[0007] Preferably, the sealing ring includes an elastic ring, the outer ring of the elastic ring protrudes upward to form an outer convex ring, the outer convex ring is sleeved on the outer surface of the mounting tube, the inner ring of the elastic ring protrudes upward to form an inner convex ring, the inner convex ring abuts against the inner side surface of the mounting tube, and a distance is left between the inner convex ring and the PTC heating element.

[0008] Preferably, the upper end of the end cover is recessed downward to form a mounting groove matched with the mounting plate, and the mounting plate is located in the mounting groove.

[0009] Preferably, a lug is provided on the side of the mounting plate, the lug is located on the outside of the mounting tube, a first connecting hole is provided on the lug, and a second connecting hole connected to the first connecting hole is provided on the end cover, and the bolt passes through the first connecting hole and the second connecting hole and is threadedly connected with the nut.

[0010] Preferably, the lower end of the outer barrel is fixedly provided with a plurality of internal threaded columns distributed around the mounting tube, and the end cover is provided with a plurality of third connecting holes, which correspond one-to-one to the plurality of internal threaded columns, and the bolts pass through the third connecting holes and are threadedly connected with the corresponding internal threaded columns.

[0011] Preferably, the end cover comprises an upper cover body and a lower cover body, the third connection hole is located on the upper cover body, and the upper cover body and the lower cover body cooperate to form a mounting cavity for accommodating a control circuit board.

[0012] Preferably, the outer side surface of the internally threaded column is connected to the mounting tube via a connecting plate.

[0013] Preferably, the bottom of the outer barrel is recessed downward to form a drainage groove, and one end of the drainage groove is connected to the mounting tube.

[0014] Compared with the prior art, the advantages of the utility model are:

[0015] 1. By setting a mounting cylinder at the bottom of the outer barrel, the PTC heating element is inserted into the mounting cylinder from bottom to top, and the mounting plate at the lower end of the PTC heating element is waterproof and sealed with the mounting cylinder, and the end cover is abutted against the lower end of the mounting plate to achieve locking. The installation is relatively simple, and it is easy to open the mounting cylinder to remove the PTC heating element, and the maintenance is also relatively simple, which is conducive to controlling production costs;

[0016] 2. By setting a mounting tube at the bottom of the outer barrel, the PTC heater is set in the mounting tube. The installation of the PTC heater does not occupy the original internal space of the outer barrel, which can effectively avoid the contact between the PTC heater and the inner barrel, and has better safety.

[0017] 3. Compared with conventional heating wires, PTC heating elements have self-stability, higher safety, energy-saving effects, and longer service life. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a structural schematic diagram of the utility model;

[0019] Figure 2 It is a schematic diagram of the partial cross-sectional structure of the utility model;

[0020] Figure 3It is a schematic diagram of the explosion structure of the utility model;

[0021] Figure 4 It is a structural schematic diagram of the sealing ring in the utility model;

[0022] Figure 5 This is a schematic diagram of the structure of the end cover in the utility model;

[0023] Figure 6 It is a partial structural schematic diagram of the outer barrel in the utility model.

[0024] In the figure: 1. outer barrel; 11. mounting cylinder; 12. internal threaded column; 13. connecting plate; 14. drainage groove; 2. inner barrel; 3. PTC heating element; 4. mounting plate; 41. lug; 411. first connecting hole; 5. end cover; 51. upper cover body; 511. mounting groove; 512. second connecting hole; 513. third connecting hole; 52. lower cover body; 6. sealing ring; 61. elastic ring; 62. outer convex ring; 63. inner convex ring. DETAILED DESCRIPTION

[0025] The present invention will be described in further detail below in conjunction with the accompanying drawings.

[0026] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0027] Embodiment 1: Figures 1 to 5 As shown, a washing machine with a heating function comprises an outer barrel 1 and an inner barrel 2 arranged in the outer barrel 1, a mounting barrel 11 is fixedly arranged at the bottom of the outer barrel 1, the upper end of the mounting barrel 11 is communicated with the interior of the outer barrel 1, a PTC heating element 3 is arranged in the mounting barrel 11, the lower end of the PTC heating element 3 is connected with a mounting plate 4, the mounting plate 4 covers the lower end of the mounting barrel 11 and cooperates with the lower end of the mounting barrel 11 in a waterproof seal, and a detachable end cover 5 is arranged at the lower end of the mounting barrel 11, and the upper end of the end cover 5 abuts against the lower end of the mounting plate 4.

[0028] In this embodiment, a sealing ring 6 is provided at the lower end of the mounting tube 11, and the lower end of the mounting tube 11 cooperates with the upper end of the mounting plate 4 to clamp the sealing ring 6 to achieve a waterproof sealing effect. Further, the sealing ring 6 includes an elastic ring 61 abutting against the lower end of the mounting tube 11, the outer ring of the elastic ring 61 bulges upward to form an outer convex ring 62, the outer convex ring 62 is sleeved on the outer side of the mounting tube 11, the inner ring of the elastic ring 61 bulges upward to form an inner convex ring 63, the inner convex ring 63 abuts against the inner side of the mounting tube 11, and a gap is left between the inner convex ring 63 and the PTC heating element 3. In this structure, the provision of the outer convex ring 62 and the inner convex ring 63 can increase the contact area between the sealing ring 6 and the mounting tube 11, which helps to improve the waterproof sealing effect and has good stability. At the same time, a gap needs to be left between the inner convex ring 63 and the PTC heating element 3 to prevent the heat generated by the PTC heating element 3 from directly acting on the sealing ring 6 and causing the sealing ring 6 to deform, which ultimately affects the sealing effect and has good reliability.

[0029] In this embodiment, the upper end of the end cover 5 is recessed downward to form a mounting groove 511 that is compatible with the mounting plate 4. The mounting plate 4 is located in the mounting groove 511. The mounting groove 511 can play a positioning role, which is convenient for the staff to quickly assemble. At the same time, the mounting groove 511 can play a limiting role, which can prevent the mounting plate 4 from lateral displacement and has good reliability.

[0030] Embodiment 2: Figure 3 , Figure 5 and Figure 6 As shown, the rest of the parts are the same as those of the first embodiment, except that a lug 41 is provided on the side of the mounting plate 4, the lug 41 is located on the outside of the mounting cylinder 11, a first connecting hole 411 is provided on the lug 41, and a second connecting hole 512 communicating with the first connecting hole 411 is provided on the end cover 5, and the bolt is threadedly connected with the nut after passing through the first connecting hole 411 and the second connecting hole 512. During assembly, the PTC heating element 3 can be pre-installed on the end cover 5 through the mounting plate 4, and then installed on the outer barrel 1, which is conducive to reducing the difficulty of installation and thus improving assembly efficiency.

[0031] In this embodiment, the lower end of the outer barrel 1 is fixedly provided with a plurality of internal threaded columns 12 distributed around the mounting tube 11, and a plurality of third connecting holes 513 are provided on the end cover 5. The plurality of third connecting holes 513 correspond one-to-one to the plurality of internal threaded columns 12, and the bolts pass through the third connecting holes 513 and are threadedly connected with the corresponding internal threaded columns 12.

[0032] In this embodiment, the end cover 5 includes an upper cover body 51 and a lower cover body 52. ​​The third connection hole 513 and the second connection hole 512 are both located on the upper cover body 51. The upper cover body 51 and the lower cover body 52 cooperate to form a mounting cavity for accommodating the control circuit board.

[0033] In this embodiment, the outer side surface of the internal thread column 12 is connected to the mounting tube 11 via a connecting plate 13. The provision of the connecting plate 13 helps to improve the structural strength of the entire structure and has better reliability.

[0034] In this embodiment, the bottom of the outer barrel 1 is recessed downward to form a drainage groove 14, one end of the drainage groove 14 is connected to the mounting tube 11, the heated water flows upward into the outer barrel 1, and the unheated water enters the mounting tube 11 from the side through the drainage groove 14 to be heated, thereby realizing water circulation, which helps to improve the heating efficiency.

[0035] The above is an exemplary description of the utility model in conjunction with the accompanying drawings. It is obvious that the implementation of the utility model is not limited to the above-mentioned method. As long as various improvements are made using the method concept and technical solution of the utility model, or the concept and technical solution of the utility model are directly applied to other occasions without improvement, they are all within the protection scope of the utility model.

Claims

1. A washing machine with a heating function, comprising an outer barrel (1) and an inner barrel (2) arranged in the outer barrel (1), characterized in that A mounting tube (11) is fixedly provided at the bottom of the outer barrel (1), the upper end of the mounting tube (11) is communicated with the interior of the outer barrel (1), a PTC heating element (3) is provided in the mounting tube (11), the lower end of the PTC heating element (3) is connected with a mounting plate (4), the mounting plate (4) covers the lower end of the mounting tube (11) and cooperates with the lower end of the mounting tube (11) in a waterproof and sealing manner, and a detachable end cover (5) is provided at the lower end of the mounting tube (11), the upper end of the end cover (5) abuts against the lower end of the mounting plate (4).

2. A washing machine with heating function according to claim 1, characterized in that A sealing ring (6) is provided at the lower end of the installation tube (11), and the lower end of the installation tube (11) cooperates with the upper end of the installation plate (4) to clamp the sealing ring (6) to achieve a waterproof sealing effect.

3. A washing machine with heating function according to claim 2, characterized in that The sealing ring (6) comprises an elastic ring (61), the outer ring of the elastic ring (61) protrudes upward to form an outer convex ring (62), the outer convex ring (62) is sleeved on the outer surface of the mounting tube (11), the inner ring of the elastic ring (61) protrudes upward to form an inner convex ring (63), the inner convex ring (63) is in contact with the inner side surface of the mounting tube (11), and a distance is left between the inner convex ring (63) and the PTC heating element (3).

4. A washing machine with heating function according to claim 1, characterized in that The upper end of the end cover (5) is recessed downward to form a mounting groove (511) adapted to the mounting plate (4), and the mounting plate (4) is located in the mounting groove (511).

5. A washing machine with heating function according to claim 1, characterized in that A lug (41) is provided on the side of the mounting plate (4), the lug (41) is located on the outside of the mounting tube (11), a first connecting hole (411) is provided on the lug (41), a second connecting hole (512) connected to the first connecting hole (411) is provided on the end cover (5), and a bolt passes through the first connecting hole (411) and the second connecting hole (512) and is threadedly connected with a nut.

6. A washing machine with heating function according to claim 1, characterized in that The lower end of the outer barrel (1) is fixedly provided with a plurality of internal threaded columns (12) distributed around the mounting tube (11), and the end cover (5) is provided with a plurality of third connecting holes (513), and the plurality of third connecting holes (513) correspond one-to-one to the plurality of internal threaded columns (12), and the bolts pass through the third connecting holes (513) and are threadedly connected with the corresponding internal threaded columns (12).

7. A washing machine with heating function according to claim 6, characterized in that The end cover (5) comprises an upper cover body (51) and a lower cover body (52); the third connection hole (513) is located on the upper cover body (51); and the upper cover body (51) and the lower cover body (52) cooperate to form a mounting cavity for accommodating a control circuit board.

8. A washing machine with heating function according to claim 6, characterized in that The outer side surface of the internal thread column (12) is connected to the installation tube (11) via a connecting plate (13).

9. A washing machine with heating function according to claim 1, characterized in that The bottom of the outer barrel (1) is recessed downward to form a drainage groove (14), and one end of the drainage groove (14) is connected to the mounting tube (11).

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