CN111733571A - A washing machine observation window gasket fastening ring and washing machine - Google Patents

Abstract

The invention discloses a fastening ring of an observation window pad of a washing machine, which comprises a first connecting end and a second connecting end, wherein the first connecting end and the second connecting end are provided with meshing teeth and meshing grooves which are mutually spliced and distributed along the circumferential direction of the fastening ring, and the meshing teeth and the meshing grooves are respectively positioned on different connecting ends and are mutually matched in an adjustable manner so as to adjust the diameter of the fastening ring. The invention also discloses a washing machine, and the observation window pad is fastened on the front plate through the fastening ring. The fastening ring is made of plastic, the structure is simple, the production cost is reduced, the installation process is completed by directly hooking the first connecting end and the second connecting end, the installation and disassembly processes of the fastening ring are simplified, and the working efficiency of workers is improved.

Description

A washing machine observation window gasket fastening ring and washing machine

technical field

The invention belongs to the field of household appliances, in particular, to a washing machine observation window gasket fastening ring, in particular, to a washing machine using the above washing machine observation window gasket fastening ring.

Background technique

The observation window pads of the drum washing machines in the prior art are all mounted on the outer cylinder opening and the front plate through the groove-shaped structure of the observation window pad, and the observation window pad is locked and fixed with a fastening ring. The gasket fastening ring is composed of steel wire and spring, and the cost is high. The steel wire has certain corrosion damage to the rubber observation window gasket, which affects the normal use of the observation window gasket. Moreover, the fastening ring composed of steel wire and spring is not easy to disassemble and assemble. If the window gasket is damaged or the internal parts need to be repaired, the spring coil must be gradually disassembled and installed to complete the replacement of the observation window gasket or repair the interior, which is difficult and time-consuming.

The present invention has been made in view of this.

SUMMARY OF THE INVENTION

The technical problem to be solved by the present invention is to overcome the deficiencies of the prior art and provide a washing machine observation window gasket fastening ring, the purpose of which is to simplify the installation and disassembly process of the fastening ring, reduce the manufacturing cost of the fastening ring, and improve the observation The service life of the window mat.

In order to solve the above-mentioned technical problems, the basic conception of the technical scheme adopted in the present invention is:

A washing machine observation window gasket fastening ring, sleeved on the outer circumference of the observation window gasket, the fastening ring includes a first connection end and a second connection end, the first connection end and the second connection end There are meshing teeth and meshing grooves that are inserted into each other and arranged along the circumferential direction of the tightening ring. The size of the diameter of the fixed ring.

Further, the fastening ring is an annular structure made of plastic and provided with an opening, and the first connecting end and the second connecting end are formed at the opening of the annular structure.

Further, the first connecting end is provided with a meshing groove penetrating the fastening ring, and the second connecting end is provided with meshing teeth protruding outward along the radial direction of the tightening ring, and the meshing teeth are correspondingly inserted into the meshing groove for Securely locked.

Further, the meshing teeth include first meshing teeth arranged on the inner side of the first connection end, and second meshing teeth arranged on the outer side of the second connection end, the first meshing teeth protruding inwardly along the radial direction of the fastening ring, The second meshing teeth protrude outward along the radial direction of the fastening ring, a first meshing groove is formed between adjacent first meshing teeth, a second meshing groove is formed between adjacent second meshing teeth, and the first meshing tooth and the second meshing The meshing grooves are matched with each other, and the second meshing teeth are matched with the first meshing grooves.

Further, the side of the meshing teeth away from the end of the second connection end is an inclined inclined surface, the inclined surface is inclined from the outer side of the second connection end to the direction away from the end of the second connection end, and the meshing teeth extend into the meshing groove to connect the first connection. terminal and the second connection terminal.

Further, the top end of the first meshing tooth is inclined to the end away from the first connection end, the top end of the second connection tooth is inclined to the end away from the second connection end, and the side of the first meshing tooth away from the end of the first connection end is connected with the end. One side of the end of the second meshing tooth far from the second connecting end is in limited contact, and the first meshing tooth and the second meshing tooth are hooked together to connect the first connecting end and the second connecting end.

Further, the side of the meshing teeth away from the end of the second connection end is an inclined inclined surface, the inclined surface is inclined from the outer side of the second connection end to the direction away from the end of the second connection end, and the meshing teeth extend into the meshing groove to connect the first connection. terminal and the second connection terminal.

Further, the cross-section of the meshing teeth is triangular; or, the cross-section of the meshing teeth is rectangular; the meshing grooves are adapted to the shape of the meshing teeth.

Further, the fastening ring includes an annular sleeve, the annular sleeve is disposed on the side of the second connecting end away from the engaging teeth of the distal end, and the distal end of the first connecting end is inserted into the annular sleeve.

The invention also discloses a washing machine, which includes a front plate and an observation window gasket sealingly connected with the front plate.

Further, a ring of hooks is arranged at the opening of the front plate, and a slot that matches the shape of the hook is provided on the observation window pad, the hook extends into the slot, and the hook is inclined relative to the vertical direction to form In the triangular area, the observation window pad is provided with a groove on the outer circumference of the triangular area, and the fastening ring is sleeved in the groove.

After adopting the above technical solution, the present invention has the following beneficial effects compared with the prior art.

1. The present invention is used to fasten the observation window pad and the front plate together to prevent the separation of the observation window pad and the front plate. The length of the fastening ring can be changed by adjusting the length of the contact surface between the first connection end and the second connection end. The size of the diameter is used to adjust the tightness of the tightening ring. No other components are required on the tightening ring. The structure is simple. The first connecting end and the second connecting end can be directly hooked to complete the installation process, which simplifies the installation and The disassembly process improves the work efficiency of workers.

2. The material of the fastening ring is plastic, which reduces the manufacturing cost of the fastening ring, does not cause corrosive damage to the observation window gasket, and improves the service life of the observation window gasket.

The specific embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

Description of drawings

The accompanying drawings, as a part of the present invention, are used to provide further understanding of the present invention, and the exemplary embodiments of the present invention and their descriptions are used to explain the present invention, but do not constitute an improper limitation of the present invention. Obviously, the drawings in the following description are only some embodiments, and for those of ordinary skill in the art, other drawings can also be obtained from these drawings without any creative effort. In the attached image:

Fig. 1 is the assembly schematic diagram of the front plate and the observation window pad in the embodiment of the present invention;

Fig. 2 is the enlarged view of A place in Fig. 1;

Fig. 3 is the fastening ring structure in the embodiment of the present invention;

Fig. 4 is the structural schematic diagram of the connection part of the fastening ring in the embodiment of the present invention;

FIG. 5 is a schematic structural diagram of the connection part of the fastening ring in another embodiment of the present invention;

FIG. 6 is a schematic structural diagram of the connection part of the fastening ring in another embodiment of the present invention;

FIG. 7 is a schematic structural diagram of the connection of the fastening ring in another embodiment of the present invention;

FIG. 8 is a schematic structural diagram of the connection part of the fastening ring in another embodiment of the present invention.

In the figure: 1. Front panel; 2. Observation window pad; 3. Fastening ring; 10. Hook; 20. Slot; 21. Groove; 31. First connecting end; 32. Second connecting end; 33 , annular sleeve; 4, meshing teeth; 5, meshing groove; 6, bevel.

It should be noted that these drawings and written descriptions are not intended to limit the scope of the present invention in any way, but to illustrate the concept of the present invention to those skilled in the art by referring to specific embodiments.

Detailed ways

In order to make the purposes, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used to illustrate the present invention , but are not intended to limit the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", etc. The indicated orientation or positional relationship is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation or a specific orientation. construction and operation, and therefore should not be construed as limiting the invention.

In the description of the present invention, it should be noted that the terms "installed", "connected" and "connected" should be understood in a broad sense, unless otherwise expressly specified and limited, for example, it may be a fixed connection or a detachable connection Connection, or integral connection; it can be mechanical connection or electrical connection; it can be directly connected or indirectly connected through an intermediate medium. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

As shown in FIGS. 1 to 4 , a washing machine observation window gasket fastening ring 3 described in the embodiment of the present invention includes a front plate 1 and an observation window gasket 2 sealingly connected to the front plate 1. The front plate 1 is provided with an opening for putting clothes into the washing tub, and the observation window pad 2 is installed at the opening of the front panel 1. In order to improve the firmness between the observation window pad 2 and the front panel 1 There is a fastening ring 3 to lock and fix the observation window pad 2 and the front panel 1. The fastening ring 3 is an annular structure with an opening, and the opening of the annular structure forms a first connection end 31 and a second connection end 32. The first connection end 31 is placed on the upper part of the second connection end 32, the inner side of the first connection end 31 and the outer side of the second connection end 32 are in limited contact, changing the inner side of the first connection end 31 and the second connection end 32. The contact length of the outer side of the connecting end 32 is used to adjust the diameter of the tightening ring 3. The first connecting end 31 and the second connecting end 32 of the tightening ring 3 are provided with an engaging structure that engages with each other. By adjusting the engaging structure To change the contact length between the inner side surface of the first connection end 31 and the outer side surface of the second connection end 32, the operation is simple and the disassembly and assembly are convenient. The meshing structure is a meshing tooth 4 and an meshing groove 5 that are inserted into each other and arranged along the circumferential direction of the fastening ring. The meshing tooth 4 and the meshing groove 5 are respectively located on different connecting ends and can be adjusted. of mutual cooperation.

In the above arrangement, the material of the fixing ring is plastic, which will not cause corrosive damage to the rubber observation window pad 2, thereby improving the service life of the observation window pad 2, and the cost of the plastic material is low.

In this embodiment, the first connection end 31 and the second connection end 32 are interchangeable; preferably, the connection end placed on the outer ring is the first connection end 31, and the connection end placed on the inner ring is the second connection end 32.

Example 1

As shown in Figures 1 to 4, one end of the observation window gasket 2 is sealed with the front plate 1, and the other end is sealed with the open end of the outer cylinder or the inner cylinder. The opening of the front plate 1 in this embodiment is provided with There is a ring of hooks 10, the observation window pad 2 is provided with a slot 20 that matches the shape of the hook 10, the hook 10 extends into the slot 20, and the thickness of the hook 10 is greater than the width of the slot 20, so as to The hook 10 is tightly fastened to the slot 20 to enhance the firmness of the assembly between the observation window pad 2 and the front panel 1 .

In this embodiment, the hook 10 is inclined relative to the vertical direction, the hook 10 extends from the front plate 1 to the side away from the washing tub, and the hook 10 is matched with the slot 20 . There is a groove 21 on the outer circumference of the observation window pad 2, the groove 21 is located in the angular area surrounded by the hook 10, and a fastening ring 3 is sleeved inside the groove 21, and the fastening ring 3 is used for the observation window pad 2. It is locked and fixed on the hook 10 of the front plate 1 , and the tightness of the tightening ring 3 is adjusted by adjusting the diameter of the tightening ring 3 .

Embodiment 2

As shown in FIGS. 3 to 6 , the fastening ring 3 described in the embodiment of the present invention is a plastic annular ring, and the plastic annular ring is disconnected to form a first connection end 31 and a second connection end 32 , and the fastening ring 3 The first connection end 31 and the second connection end 32 are provided with a meshing structure that engages with each other, the fastening ring 3 is sleeved on the outer circumference of the observation window pad 2, and the front plate 1 and the observation window pad 2 are connected by adjusting the position of the meshing structure. Lock it tightly to prevent the observation window pad 2 from falling off.

In this embodiment, the meshing structure is a tooth-type meshing structure, a plurality of meshing teeth 4 are provided on opposite ends of the first connecting end 31 and the second connecting end 32 , and meshing grooves are formed between adjacent meshing teeth 4 5. The meshing teeth 4 of the first connection end 31 are matched with the meshing grooves 5 of the second connection end 32 , and the meshing teeth 4 of the second connection end 32 are matched with the meshing grooves 5 of the first connection end 31 . The inner surface of the first connecting end 31 is provided with a plurality of first meshing teeth 4 arranged along the circumferential direction of the tightening ring 3 , and the outer surface of the second connecting end 32 is provided with a plurality of first meshing teeth 4 arranged along the circumferential direction of the tightening ring 3 . The second meshing teeth 4 of the cloth, the first meshing teeth 4 protrude inwards along the radial direction of the tightening ring 3, the second meshing teeth 4 projecting outward along the radial direction of the tightening ring 3, adjacent to the first meshing teeth A first meshing groove 5 is formed between 4, a second meshing groove 5 is formed between adjacent second meshing teeth 4, the first meshing tooth 4 is matched with the second meshing groove 5, and the second meshing tooth 4 and the first meshing groove 5 5 match.

In this embodiment, the side surface of the meshing teeth 4 on the first connecting end 31 is an isosceles triangle, which is easy to manufacture, but will be disengaged after the first connecting end 31 and the second connecting end 32 are engaged. An annular sleeve 33 is provided on the fastening ring 3, the annular sleeve 33 is disposed on the side of the second connection end 32 away from the engaging teeth 4 at the end, and the end of the first connection end 31 is inserted into the annular sleeve 33 to prevent the first connection The connection end 31 and the second connection end 32 are released.

In this embodiment, the sides of the meshing teeth 4 are triangular, and the sides of the meshing grooves 5 formed between the adjacent meshing teeth 4 are also triangles. The first connection end 31 and the second connection end 32 are fastened to each other, and the inner side surface of the first connection end 31 closely fits with the outer side surface of the second connection end 32 . The tops of the first meshing teeth 4 on the first connecting end 31 are inclined towards the direction away from the end of the first connecting end 31 , and the tops of the second meshing teeth 4 on the second connecting end 32 are towards the end away from the second connecting end 32 . The direction is inclined, and the side of the first meshing tooth 4 away from the end of the first connecting end 31 is in limited contact with the side of the second meshing tooth 4 away from the end of the second connecting end 32. Since the fastening ring 3 is tightened under observation On the outer circumference of the window pad 2, the first meshing teeth 4 and the second meshing teeth 4 are hooked to each other and will not be disengaged. This structure can omit the design of the annular sleeve 33 , but in order to prevent the end of the first connection end 31 from being lifted, the end of the first connection end 31 needs to be fixed by the annular sleeve 33 .

In this embodiment, the meshing teeth 4 may also be rectangular teeth, a rectangular meshing groove 5 is formed between adjacent rectangular teeth, and the meshing teeth 4 of the first connecting end 31 extend into the meshing grooves of the second connecting end 32 correspondingly. 5, the meshing teeth 4 of the second connecting end 32 protrude into the meshing groove 5 of the first connecting end 31 correspondingly, and after the inner side surface of the first connection end 31 and the outer side surface of the second The end of a connecting end 31 is inserted into the annular sleeve 33 for fixing.

Embodiment 3

As shown in FIG. 7 and FIG. 8 , the difference between this embodiment and the above-mentioned second embodiment is that the second connecting end 32 is provided with a plurality of meshing teeth 4 that are evenly spaced apart, and the first connecting end 31 There are a plurality of meshing grooves 5 corresponding to the meshing teeth 4, the distance between adjacent meshing teeth 4 is equal to the distance between two adjacent meshing grooves 5, and the meshing teeth 4 of the second connecting end 32 extend correspondingly. into the meshing groove 5 of the first connecting end 31. During installation, after the fastening ring 3 is sleeved on the outer circumference of the observation window pad 2, different meshing teeth 4 are adjusted to cooperate with the meshing groove 5, and the observation window pad 2 Fixed with front plate 1. If the observation window pad 2 is damaged or the internal parts need to be repaired, it is only necessary to buckle the first connection end 31 upwards, which is convenient for installation and disassembly, and saves the operator's time.

In this embodiment, the meshing teeth 4 are rectangular teeth, and the meshing groove 5 is a rectangular groove running through the plastic annular ring. Different meshing teeth 4 are engaged with different meshing grooves 5, and the diameter of the fastening ring 3 can be adjusted; Preferably, the second connecting end 32 is located on the inner ring of the fastening ring 3 , the annular sleeve 33 is disposed on the side of the second connecting end 32 away from the end, and at least one annular sleeve 33 is provided on the fastening ring 3 . After being inserted into the engaging groove 5 for fixed connection, the annular sleeve 33 sets the two ends of the fastening ring 3 together to prevent the first connection end 31 and the second connection end 32 from loosening.

In this embodiment, the side of the meshing teeth 4 on the second connecting end 32 away from the end of the second connecting end 32 is an inclined slope 6 , and the slope 6 faces away from the second connecting end 32 from the outside of the second connecting end 32 . The direction of the distal end of the connecting end 32 is inclined to prevent the engaging teeth 4 from extending into the engaging grooves 5 and then disengaging. In this arrangement, the design of the annular sleeve 33 is omitted, and the installation is more convenient. However, in order to prevent the end of the first connection end 31 from being lifted, the end of the first connection end 31 needs to be fixed by an annular sleeve 33 .

The number of teeth of the meshing teeth 4 and the number of the meshing grooves 5 in this embodiment are not limited to those shown in the figures, and the tooth shapes in the present invention are not limited to the tooth shapes shown in the figures.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention in any form. Although the present invention has been disclosed above with preferred embodiments, it is not intended to limit the present invention. Within the scope of the technical solution of the present invention, personnel can make some changes or modifications to equivalent examples of equivalent changes by using the above-mentioned technical content, but any content that does not depart from the technical solution of the present invention is based on the technical solution of the present invention. Substantially any simple modifications, equivalent changes and modifications made to the above embodiments still fall within the scope of the solutions of the present invention.

Claims (10)

1. A washing machine observation window gasket fastening ring, sleeved on the outer circumference of the observation window gasket, characterized in that: the fastening ring comprises a first connection end and a second connection end, the first connection end and the The second connecting end is provided with mutually inserted meshing teeth and meshing grooves arranged along the circumferential direction of the fastening ring. The meshing teeth and the meshing grooves are respectively located on different connecting ends and are adjustable. Cooperate with each other to adjust the size of the diameter of the fastening ring. 2 . A washing machine observation window gasket fastening ring according to claim 1 , wherein the fastening ring is an annular structure made of plastic and provided with an opening, and the opening of the annular structure forms the first a connection end and the second connection end. 3. A washing machine observation window gasket fastening ring according to claim 1 or 2, wherein the first connecting end is provided with an engaging groove penetrating the fastening ring, and the second connecting end is provided with an edge fastening ring The meshing teeth protruding radially outward of the ring are correspondingly inserted into the meshing grooves for fixing and locking. 4. A washing machine observation window gasket fastening ring according to claim 1 or 2, wherein the meshing teeth comprise first meshing teeth arranged on the inner side of the first connecting end, and a first meshing tooth arranged at the second connecting end The second meshing teeth on the outer side, the first meshing teeth protrude to the inside along the radial direction of the tightening ring, the second meshing teeth protrude to the outside along the radial direction of the tightening ring, and the first meshing teeth are formed between adjacent first meshing teeth A second meshing slot is formed between adjacent second meshing teeth, the first meshing tooth is matched with the second meshing groove, and the second meshing tooth is matched with the first meshing groove. 5 . A washing machine observation window gasket fastening ring according to claim 3 , wherein the side of the meshing teeth away from the end of the second connecting end is an inclined inclined surface, and the inclined surface faces from the outside of the second connecting end. 6 . The direction of the distal end away from the second connection end is inclined, and the meshing teeth extend into the meshing groove to connect the first connection end and the second connection end. 6 . The washing machine observation window gasket fastening ring according to claim 4 , wherein the top end of the first meshing tooth is inclined to the end away from the first connecting end, and the top end of the second connecting tooth is inclined away from the end of the first connecting end. 7 . The end of the second connection end is inclined, the side of the first meshing tooth far from the end of the first connection end is in limited contact with the side of the second meshing tooth away from the end of the second connection end, and the first meshing tooth and the second meshing tooth are hooked on the together to connect the first connection end and the second connection end. 7. A washing machine observation window gasket fastening ring according to any one of claims 1 to 6, characterized in that: the cross-section of the meshing teeth is triangular; or, the cross-section of the meshing teeth is rectangular; The meshing groove is adapted to the shape of the meshing teeth. 8. A washing machine observation window gasket fastening ring according to any one of claims 1 to 7, characterized in that: the fastening ring comprises an annular sleeve, and the annular sleeve is arranged on the second connecting end away from the engaging teeth of the end. On one side, the end of the first connecting end is inserted into the annular sleeve. 9. A washing machine, characterized in that it comprises a front plate and an observation window gasket sealingly connected to the front plate, and the fastening ring according to any one of the above claims 1 to 8 is applied to the outer circumference of the observation window gasket, and the observation window gasket is applied to the outer circumference of the observation window gasket. It is locked and fixed with the front panel. 10. A washing machine according to claim 9, characterized in that: the opening of the front plate is provided with a ring of hooks, the observation window pad is provided with a slot that matches the shape of the hook, and the hook extends into the hook In the groove, the hooks are inclined relative to the vertical direction to form a triangular area, the observation window pad is located on the outer periphery of the triangular area with a groove, and the fastening ring is installed in the groove.

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