CN212895512U

CN212895512U - Suspension device for washing machine

Info

Publication number: CN212895512U
Application number: CN202021099691.2U
Authority: CN
Inventors: 吕海峰
Original assignee: Jiangyin Yinhai Plastic Manufacturing Co ltd
Current assignee: Jiangyin Yinhai Plastic Manufacturing Co ltd
Priority date: 2020-06-15
Filing date: 2020-06-15
Publication date: 2021-04-06
Anticipated expiration: 2030-06-15

Abstract

The utility model discloses a suspension device for a washing machine, which comprises a suspension rod, a transverse damping block, a waterproof top block, a damping sleeve, a first spring, a first rubber sleeve, a second spring, a fixing bracket and a damping block, wherein the top of the suspension rod is provided with a suspension head, a connecting block is arranged below the suspension head and is connected with one end of the transverse damping block, the other end of the transverse damping block is connected with a connecting lug plate, the transverse damping block is movably connected with the suspension rod through the connecting block, the waterproof top block is arranged below the connecting block, the damping sleeve is arranged below the waterproof top block and is sleeved on the suspension rod, the first spring is arranged outside the suspension rod below the damping sleeve, the first rubber sleeve is arranged outside the first spring, the second rubber sleeve is arranged inside the first spring, the vertical damping effect of the suspension device is improved through the arrangement that the damping sleeve is matched with a plurality of springs, and the transverse damping effect is improved through the arrangement of the transverse damping block, the combined arrangement of a plurality of springs can better improve the damping performance of the spring.

Description

Suspension device for washing machine

Technical Field

The utility model relates to the technical field of household appliances, concretely relates to linkage for washing machine.

Background

Among the prior art, rotary drum washing machine is provided with the outer bucket of vertical placing, and rotary drum washing machine develops the problem that exists and be, make under the circumstances that holistic degree of depth and internal diameter all grow when outer bucket capacity grow, the vibrations that the during operation caused also grow thereupon.

The vibration of the inner and outer cylinders can cause noise and the integral vibration of the washing machine, and the noise value specified by the national standard of the pulsator washing machine is between 62 dB (A) and 72dB (A); the existing damping device of the pulsator washing machine is used for suspending the inner drum and the outer drum of the washing machine through the suspension rod, the vibration of the washing machine is reduced by compressing the suspension rod in the washing and dewatering processes, and the suspension rod consumes the vibration of the inner drum and the outer drum through the damping of the suspension rod. If the eccentricity of the clothes in the inner drum is large, the transverse vibration of the inner drum and the outer drum of the washing machine is large, the water is heavily started during dehydration, the washing time is prolonged, and the water consumption is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide a suspension device for a washing machine, which comprises a suspension rod, a transverse damping block, a waterproof top block, a damping sleeve, a first spring, a first rubber sleeve, a second spring, a fixing bracket and a damping block, wherein the top of the suspension rod is provided with a suspension head, a connecting block is arranged below the suspension head and is connected with one end of the transverse damping block, the other end of the transverse damping block is connected with a connecting lug plate, the transverse damping block is movably connected with the suspension rod through the connecting block, the waterproof top block is arranged below the connecting block, the damping sleeve is arranged below the waterproof top block and is sleeved on the suspension rod, the first spring is arranged outside the suspension rod and is externally provided with a first rubber sleeve, the inner side of the first spring is provided with the second rubber sleeve, the second spring is arranged inside the second rubber sleeve, the fixing bracket is arranged at the bottoms of the first rubber sleeve and the second rubber sleeve and is arranged on the suspension rod, and a damping block is arranged below the fixed bracket.

Preferably, the bottom of the waterproof top block is provided with a shock absorption cushion block, and the diameter of the waterproof top block is larger than that of the damping sleeve.

Preferably, an auxiliary damping ring sleeve is arranged in the damping sleeve, the inner side wall of the damping sleeve is in contact with the first rubber sleeve, and the outer side wall of the auxiliary damping ring sleeve is in contact with the inner side wall of the second rubber sleeve.

Preferably, the bottom of the damping block is provided with an adjusting nut, the adjusting nut is arranged at the bottom of the suspender, and the outer surface of the bottom of the suspender is provided with the adjusting nut in threaded fit.

Preferably, the diameter of the first spring is larger than that of the second rubber sleeve, the second spring and the auxiliary damping ring sleeve.

The utility model has the advantages that: simple structure, convenient operation, the setting through a plurality of springs of damping bush cooperation will improve its vertical shock attenuation effect, the setting of the horizontal snubber block of cooperation simultaneously will make horizontal shock attenuation effect improve, a plurality of spring combination formula settings will be better its shock attenuation performance of improvement, and the setting of waterproof kicking block will reach spacing and water-proof effects, avoid the damping bush motion excessively too to keep away from the spring, prevent simultaneously that water from getting into the oil groove and leading to its sliding property to reduce and influence the shock attenuation.

Drawings

The invention will now be described, by way of example, with reference to the accompanying drawings, in which:

fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic top view of the first rubber sleeve, the second rubber sleeve and the fixing bracket of the present invention.

In the figure: 1. a boom; 2. a transverse shock-absorbing block; 3. a waterproof top block; 4. a damping sleeve; 5. a first spring; 6. a first rubber sleeve; 7. a second rubber sleeve; 8. a second spring; 9. a fixing bracket; 10. a damper block; 11. a suspension head; 12. connecting blocks; 13. connecting the ear plates; 14. damping cushion blocks; 15. an auxiliary damping ring sleeve; 16. adjusting the nut; 17. and (4) threading.

Detailed Description

Any feature disclosed in this specification may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be a fixed connection including welding, riveting, bonding, and the like; or the detachable connection comprises a threaded connection, a key connection, a pin connection and the like; or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

A suspension device for a washing machine as shown in fig. 1-2, which comprises a suspension rod 1, a transverse shock absorption block 2, a waterproof top block 3, a damping sleeve 4, a first spring 5, a first rubber sleeve 6, a second rubber sleeve 7, a second spring 8, a fixing bracket 9 and a shock absorption block 10, wherein the top of the suspension rod 1 is provided with a suspension head 11, a connecting block 12 is arranged below the suspension head 11 and is connected with one end of the transverse shock absorption block 2, the other end of the transverse shock absorption block 2 is connected with a connecting lug plate 13, the transverse shock absorption block 2 is movably connected with the suspension rod 1 through the connecting block 12, the waterproof top block 3 is arranged below the connecting block 12, the damping sleeve 4 is arranged below the waterproof top block 3 on the suspension rod 1, the first spring 5 is arranged outside the suspension rod 1 below the damping sleeve 4, the first rubber sleeve 6 is arranged outside the first spring 5, the second rubber sleeve 7 is arranged inside the first spring 5, the second spring 8 is arranged inside the second rubber sleeve 7, a fixing bracket 9 is arranged at the bottom of the first rubber sleeve 6 and the second rubber sleeve 7 on the suspension rod 1, and a damping block 10 is arranged below the fixing bracket 9. The bottom of the waterproof top block 3 is provided with a shock absorption cushion block 14, and the diameter of the waterproof top block 3 is larger than that of the damping sleeve 4. An auxiliary damping ring sleeve 15 is arranged in the damping sleeve 4, the inner side wall of the damping sleeve 4 is in contact with the first rubber sleeve 6, and the outer side wall of the auxiliary damping ring sleeve 15 is in contact with the inner side wall of the second rubber sleeve 7. Adjusting nuts 16 are arranged at the bottoms of the shock absorption blocks 10, the adjusting nuts 16 are arranged at the bottoms of the suspension rods 1, and threads 17 matched with the adjusting nuts 16 are arranged on the outer surfaces of the bottoms of the suspension rods 1. The diameter of the first spring 5 is larger than that of the second rubber sleeve 7, the second spring 8 and the auxiliary damping ring sleeve 15. The adjusting nut 16 is matched with the thread 17 to adjust the total working length of the suspension rod 1, so that the suspension rod 1 is suitable for washing machines with different specifications. The damping sleeve 4 is matched with the first spring 5 and the second spring 8 to achieve a double-layer damping effect, when longitudinal vibration is large, the damping sleeve 4 firstly presses the first spring 5 downwards until the auxiliary damping ring sleeve 15 presses the second spring 8 downwards, and the double springs achieve the damping effect, so that the damping performance is improved.

The working principle of the specific embodiment is as follows: firstly, when the inner barrel and the outer barrel transversely vibrate greatly, the transverse damping block 2 can play a role in transverse damping, meanwhile, when the longitudinal vibration of the inner barrel and the outer barrel is large, the suspension rod 1 consumes the vibration through the damping sleeve 4, meanwhile, when the damping sleeve 4 moves, the auxiliary damping sleeve 15 presses down to perform primary damping in cooperation with the first spring 5 and perform secondary damping in cooperation with the second spring 8, in the process, friction is generated between the damping sleeve 4 and the first rubber sleeve 6 as well as between the auxiliary damping ring sleeve 15 and the second rubber sleeve 7 to consume vibration, the arrangement of the waterproof top block 3 can prevent water drops from entering an oil groove in the damping sleeve 4, and the movement of the damping sleeve 4 is influenced, when the working length of the suspender 1 needs to be adjusted, the suspender 1 can be adjusted to the required length by matching the adjusting nut 16 with the thread 17, and meanwhile, the bottom of the suspender 1 has a damping effect due to the arrangement of the damping block 10.

The present invention is not limited to the foregoing embodiments. The invention extends to any novel feature or any novel combination of features disclosed in this specification, and to any novel method or process steps or any novel combination of features disclosed.

Claims

1. The utility model provides a suspension device for washing machine, includes jib (1), horizontal snubber block (2), waterproof kicking block (3), damping cover (4), first spring (5), first rubber sleeve (6), second rubber sleeve (7), second spring (8), fixing bracket (9) and snubber block (10), its characterized in that: the suspension rod (1) is provided with a suspension head (11) at the top, a connecting block (12) is arranged below the suspension head (11) and connected with one end of a transverse shock absorption block (2), the other end of the transverse shock absorption block (2) is connected with a connecting lug plate (13), the transverse shock absorption block (2) is movably connected with the suspension rod (1) through the connecting block (12), a waterproof ejector block (3) is arranged below the connecting block (12), a damping sleeve (4) is arranged below the waterproof ejector block (3) and arranged on the suspension rod (1), a first spring (5) is arranged below the damping sleeve (4) and arranged outside the suspension rod (1), a first rubber sleeve (6) is arranged outside the first spring (5), a second rubber sleeve (7) is arranged on the inner side of the first spring (5), a second spring (8) is arranged inside the second rubber sleeve (7), and a fixing bracket (9) is arranged at the bottoms of the first rubber sleeve (6) and the second rubber sleeve (7) on the suspension rod (1), and a damping block (10) is arranged below the fixed bracket (9).

2. A suspension device for a washing machine according to claim 1, characterized in that: the bottom of the waterproof top block (3) is provided with a damping cushion block (14), and the diameter of the waterproof top block (3) is larger than that of the damping sleeve (4).

3. A suspension device for a washing machine according to claim 1, characterized in that: set up supplementary damping ring cover (15) in damping cover (4), damping cover (4) inside wall and first rubber sleeve (6) contact, supplementary damping ring cover (15) lateral wall and the contact of second rubber sleeve (7) inside wall.

4. A suspension device for a washing machine according to claim 1, characterized in that: adjusting nuts (16) are arranged at the bottoms of the shock absorption blocks (10), the adjusting nuts (16) are arranged at the bottoms of the hanging rods (1), and threads (17) are arranged on the outer surface of the bottoms of the hanging rods (1) and matched with the adjusting nuts (16).

5. A suspension device for a washing machine according to claim 3, characterized in that: the diameter of the first spring (5) is larger than that of the second rubber sleeve (7), the second spring (8) and the auxiliary damping ring sleeve (15).