JP2778149B2 - Clothes dryer - Google Patents

Description

Description: TECHNICAL FIELD The present invention relates to a clothes dryer for drying clothes and the like.

2. Description of the Related Art The configuration of a conventional drum-type clothes dryer is shown in FIG. As shown in the figure, a motor 2 is mounted on an upper portion of an outer tub 1, and the motor 2 and a heat exchange fan 3
And a rotary drum 4 provided in front of the heat exchange fan 3
The belts 5 and 6 are stretched between them, respectively, and the heat exchange fan 3 and the rotating drum 4 are rotated by the driving force of the motor 2. The rotating drum 4 has a shaft 8 loosely fitted to a shaft bearing 7 provided behind the rotating drum 4, and has a front portion rotatably supported by a bearing member 10 made of felt and a sliding material joined to an outer periphery of a drum supporting plate 9. Have been.

A heater 11 is provided on the front side of the outer tub 1, and a filter cover 12 and a mesh filter 13 are provided behind the rotary drum. Then, by the rotation of the heat exchange fan 3, the hot air heated through the heater 11 is introduced into the rotating drum 4, and the object to be dried (clothes) stored and stirred in the rotating drum 4 is dried. .

At this time, the moist air A, which has taken moisture from the clothes, filters the dust and dirt contained in the clothes to be dried through the mesh filter 13 and then reaches the heat exchange fan 3, where the air flows on the back of the heat exchange fan 3. It exchanges heat with the flowing cold air B and is cooled,
The moisture in the humid air A flows out of the machine through the drain port 14 as water droplets, and the dried air is heated by the heater 11 and introduced into the rotary drum 4 again.

 Thus, the object to be dried is dried.

As described above, the rotating drum 4 is intended to stir the material to be dried (clothing), and the present invention provides the bearing member 10 for the rotating drum 4.
It is related to.

6 to 8 show the structure of the bearing member 10. FIG. Bearing material
Reference numeral 10 denotes a sliding member 18 in which a felt 15 and a sliding plate 16 are joined to a rubber receiving plate 17. Felt 15 is sliding material 18
Is a band-shaped material that has been punched out of the drum support plate 9
Is adhered to the outer circumference of almost all the circumference. A sliding member 18 is partially adhered or inserted on the upper portion of the drum support plate 9 which receives the load of the rotary drum 4.

The felt 15 is generally made of a wide felt material to which a double-sided tape is attached, by punching out a portion where the sliding material 18 enters and punching out the outer periphery. The felt 15 and the sliding member 18 are separately configured,
Usually, they are separately bonded to the drum support plate 9.

As shown in FIG. 8, the felt 15 is punched out of the portion where the sliding material 18 enters, so that the adhesive width with the drum support plate 9 is narrow, and the felt 15 is turned up when the rotating drum 4 is inserted. And the drum support plate 9, which may hinder the rotation of the rotary drum 4.

Problems to be Solved by the Invention Since the present invention is thus separately constructed and separately joined to the drum supporting plate 9, after the sliding member 18 is bonded or inserted to the drum supporting plate 9, the felt It is necessary to take a complicated assembling method of joining the 15 to the drum support plate 9.

Further, there is another problem that the felt 15 at the time of assembling the clothes dryer is turned up and caught between the rotating drum 4 and the drum support plate 9 and the rotating drum 4 does not rotate smoothly.

SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and provides an easy-to-assemble clothes dryer with stable quality.

Means for Solving the Problems In order to achieve the above object, a first technical means of the present invention has a bearing member for a rotary drum composed of a sliding member and a felt, and the bearing member is provided on an outer periphery of a drum support plate. Almost the whole is covered with felt, and a part of the felt in contact with the rotating drum is compressed to form a concave portion, and a sliding material is provided in the concave portion.

Further, the second technical means has a bearing material of a rotary drum composed of a sliding material, a cushioning material, and felt, and the bearing material covers almost the entire outer periphery of the drum support plate with felt, and includes a rotary drum of the felt. A contacting part is punched out to form a concave part, and a sliding member and a cushioning material are integrally disposed on the concave part so that the sliding member comes into contact with the rotary drum.

Effect In the bearing member of the present invention, the felt and the sliding member are integrated in advance by the above configuration, and the work of attaching the bearing member to the drum support plate becomes easy. In the case where the sliding material is joined on the felt, since the felt and the sliding material are joined with a wide width, the felt and the sliding material are turned up when inserting the rotating drum. The rotation of the rotating drum is not hindered. Further, the vibration when the rotary drum rotates is hardly transmitted to the drum support plate due to the flexibility of the felt, and the effect of reducing the vibration is achieved.

Embodiments Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings.

A first embodiment is shown in FIGS. In the figure, reference numeral 19 denotes a sliding material, which is made of a material mainly composed of Teflon, a polyamide resin-based sliding material, a polyacetal resin-based sliding material, or the like. On the other hand, several recesses 21 in felt 20
To form This is formed by, for example, pressing a heated hot plate against the felt 20 to deform it. The concave portion may be a concave portion 21a formed entirely in the width direction of the felt 20 as shown in FIG. 2, or may be formed leaving a part of both ends in the width direction of the felt as shown in FIG. The recess 21b may be used. The sliding member 19 is joined to the recess 21 using a joining member 22 such as an adhesive or an adhesive tape. Sliding material
By joining the sliding members 19, the displacement of the sliding member 19 due to the frictional force of the rotating sliding of the rotating drum 4 is prevented. The back side of the felt 20 is supported by a bonding material 23 such as an adhesive or an adhesive tape.
Join 24. The felt 20 is attached to the outer periphery of the drum support plate 24 over substantially the entire circumference, similarly to the conventional example shown in FIG. The rotating drum 4 is inserted into the bearing member configured as described above, and is rotatably supported.

The sliding member 19 serves to prevent wear due to sliding of the rotating drum 4. The felt 20 is composed of a rotating drum 4 and a drum support plate.
It has the function of ensuring airtightness while allowing the 24 to rotate freely. That is, it has a role to prevent the leakage of the humid air in the rotating drum 4 and to surely deliver the humid air to the heat exchange fan 3. By joining the sliding member 19 to the concave portion 21 of the felt 20, the non-contact portion between the felt 20 and the rotary drum 4 is minimized as compared with the case where the sliding member is simply joined on the felt. And the rotary drum 4 can be more airtight. The sliding member 19 is configured to be joined on the felt 20, and the vibration when the rotating drum 4 rotates is hardly transmitted to the drum support plate 24 due to the flexibility of the felt 20, and has an effect of reducing the vibration.

FIG. 4 shows a second embodiment. In the figure, reference numeral 25 denotes a sliding member, which is made of the same material as that shown in the first embodiment. The sliding member 25 is joined to an elastic cushioning member 26 such as rubber. The sliding material 25 is made of Teflon-based sliding material,
When 26 is formed of rubber, a material which is simultaneously joined at the time of rubber vulcanization is used. On the other hand, the sliding material 2 is inserted into a felt removing portion 28 formed by punching a part of the felt 27.
5. The cushioning material 26 is provided, and the felt 27 and the back surface of the cushioning material 26 are joined to the drum support plate 30 with the same adhesive tape 29.

By disposing the sliding member 25 and the buffer member 26 in the felt removing portion 28, the displacement of the sliding member 25 and the buffer member 26 due to the frictional force of the rotational sliding of the rotary drum 4 is prevented. Felt 27
Is attached to the outer periphery of the drum support plate 30 over substantially the entire circumference, similarly to the conventional example shown in FIG.

The rotating drum 4 is inserted into the bearing member configured as described above, and is rotatably supported. The sliding member 25 serves to prevent wear of the rotating drum 4 due to sliding. Felt 27
Has a function of ensuring airtightness while allowing the rotary drum 4 and the drum support plate 30 to rotate freely. That is, it has a role of preventing the leakage of the humid air in the rotating drum 4 and ensuring that the humid air is delivered to the heat exchange fan 3.

FIG. 5 shows a third embodiment. In the figure, reference numeral 31 denotes a sliding member, which is made of the same material as that shown in the first embodiment. The configurations of the sliding member 31 and the cushioning member 32 are the same as in the second embodiment. On the other hand, an adhesive layer made of an adhesive or an adhesive tape is formed on the back surface of the felt 33, and the felt 33 and the adhesive layer are formed.
A removal portion 35 is formed by simultaneously punching 34.
The sliding member 31 and the cushioning member 32 are provided in the removing portion 35, and the cushioning member 32 is joined to the adhesive layer 34 on the back surface of the felt with an adhesive tape 36, and these are joined to the drum support plate 37.

By disposing the sliding member 31 and the cushioning member 32 in the removing portion 35, the sliding member 31 by the frictional force of the rotational sliding of the rotating drum 4 is provided.
And the displacement of the cushioning material 32 is prevented. Felt 33 is the sixth
As in the conventional example shown in the figure, it is attached to the outer periphery of the drum support plate 37 over almost the entire periphery. The rotating drum 4 is inserted into the bearing member configured as described above, and is rotatably supported. The sliding member 31 serves to prevent wear due to sliding of the rotating drum 4. The felt 33 has a function of ensuring airtightness while allowing the rotary drum 4 and the drum support plate 37 to rotate freely. That is, it has a role of preventing the leakage of the humid air in the rotating drum 4 and ensuring that the humid air is delivered to the heat exchange fan 3.

In the second and third embodiments, the felt and the sliding material can be first joined together with an adhesive tape, and then joined together to the drum support plate.

Effect of the Invention As described above, according to the present invention, the felt and the sliding member are first joined and then joined to the drum supporting plate, so that the assembly is easy.

Further, according to the first technical means, in the first technical means, since the felt is also present below the sliding member, the felt is turned up between the turning drum and the drum support plate at the time of assembling the clothes dryer. Can prevent the problem that the rotating drum does not rotate smoothly, and the vibration when the rotating drum rotates is less likely to be transmitted to the drum support plate due to the flexibility of the felt. Furthermore, by arranging the sliding member and the cushioning material so as to be overlapped with each other so that the sliding material contacts the rotating drum in the recess of the felt, the vibration of the rotating drum is more difficult to be transmitted to the drum support plate by the cushioning material. Further, even if the load of the rotary drum is applied to the bearing material due to the elasticity of the cushioning material, a reliable sealing property can be realized between the rotary drum and the support plate, and the drying efficiency can be improved.

As described above, the present invention provides a clothes dryer that is easy to assemble and has stable quality.

[Brief description of the drawings]

1 is a longitudinal sectional view of a bearing material according to a first embodiment of the present invention, FIGS. 2 and 3 are plan views of the same, and FIG. 4 is a longitudinal section of a bearing material according to a second embodiment of the present invention. FIG. 5 is a third view of the present invention.
FIG. 6 is a longitudinal sectional view of a conventional drum support plate and bearing material, FIG. 7 is a longitudinal sectional view of the essential part, FIG. 8 is a plan view of the essential part, FIG. 9 is a longitudinal sectional view of a conventional clothes dryer. 19 ... sliding material, 20 ... felt, 21 ... recess, 25 ... sliding material, 26 ... cushioning material, 27 ... felt, 28 ... felt removal part, 29 ... adhesive tape, 31 ... … Sliding material, 32… cushioning material, 33… felt, 34… adhesive layer, 35… felt removal part, 36… adhesive tape.

Continuation of front page (56) References JP-A-60-176696 (JP, A) JP-A-54-101662 (JP, U) (58) Fields investigated (Int. Cl. ⁶ , DB name) D06F 58 / 02 D06F 58/04-58/06

Claims (2)

(57) [Claims] A bearing member for a rotary drum comprising a sliding member and a felt, wherein the bearing member covers almost the entire outer periphery of a drum support plate with a felt and compresses a part of the felt which comes into contact with the rotating drum. A clothes dryer in which a concave portion is formed by forming a sliding material in the concave portion. 2. A rotary drum bearing material comprising a sliding material, a cushioning material, and felt, wherein the bearing material covers substantially the entire outer periphery of the drum support plate with felt and comes into contact with the felt rotary drum. A clothes dryer in which a concave portion is punched out to form a concave portion, and a sliding member and a cushioning material are integrally stacked and disposed in the concave portion so that the sliding member comes into contact with the rotating drum.