CN110528986B

CN110528986B - Dish-washing machine

Info

Publication number: CN110528986B
Application number: CN201810563553.6A
Authority: CN
Inventors: 焦立业; 杨林; 程宝珍
Original assignee: Qingdao Haier Dishwasher Co Ltd
Current assignee: Qingdao Haier Dishwasher Co Ltd
Priority date: 2018-05-24
Filing date: 2018-05-24
Publication date: 2023-02-28
Anticipated expiration: 2038-05-24
Also published as: CN110528986A

Abstract

The invention discloses a dish-washing machine, which comprises a dish-washing machine body and a door body which is rotationally connected with the dish-washing machine body through a hinge, and further comprises: a pull rope and a tension spring; the front end of the tension spring is connected with the hinge through a pull rope, and the rear end of the tension spring is connected with the dishwasher body; the dishwasher body is provided with at least two connecting parts with different distances, and the tension spring can be selectively connected with each connecting part of the dishwasher body. The rear end of the tension spring is connected with different connecting parts on the dishwasher body to adjust the tension of the tension spring, so that the tension spring is prevented from being over-tight or over-loose, the tension spring can be adjusted without opening a door, the front end position of the tension spring is changed to change the initial tension of the tension spring, the rear end of the tension spring is adjustably connected with the dishwasher body, double adjustment is realized, the tension balance of door bodies with different weights at different angles of opening the door is met, the application range is wide, the number of parts is small, the structure is simple, the installation process is convenient, and the cost is low.

Description

Dish-washing machine

Technical Field

The invention belongs to the technical field of household cleaning equipment, and particularly relates to a dish-washing machine.

Background

In the prior art, along with the continuous improvement of the living standard of people, the dish washing machine gradually enters domestic and foreign family life, the dish washing machine is a family normal consumption article, and the requirement of the existing market of the dish washing machine for selecting various appearance machine types is increased day by day. Various dishwasher manufacturers are constantly pushing out a variety of new appearance models to meet this demand. When installing and joining in marriage the outward appearance door plant at user's family, the pulling force of the door body needs to be adjusted according to the weight of outward appearance door plant to can be balanced, stable at each angle when reaching the door body switch. However, during actual installation, the spring force provided by the tension spring is likely to be too large or too small. In addition, along with the continuation of live time, extension spring elasticity can attenuate gradually, can appear the problem that extension spring can't balance the door body gravity.

Chinese patent with application number CN201621107970.2 discloses a balanced hinge adjustment mechanism of door body and dish washer that has it, adjustment mechanism includes extension spring, stay cord, loose pulley assembly and hinge structure, the stay cord is connected to extension spring one end, and the stay cord turns to the back through loose pulley assembly and connects on hinge structure, wherein adjustment mechanism still includes the adjustment sheet, two at least regulation holes have been seted up on the adjustment sheet, the extension spring is kept away from the one end of stay cord can be connected at arbitrary one on the regulation hole. This scheme needs to add and establishes the adjustment sheet, and the structure is complicated, and the part is many.

The present invention has been made in view of this situation.

Disclosure of Invention

The technical problem to be solved by the invention is to overcome the defects in the prior art, and provide a dish washing machine, wherein the rear end of the tension spring is connected with different connecting parts on the dish washing machine body to adjust the tension degree of the tension spring, so that the tension spring is prevented from being too tight or too loose and can be adjusted without opening a door, the front end of the tension spring is changed to change the initial tension of the tension spring, the rear end of the tension spring is adjustably connected with the dish washing machine body, double adjustment is realized, and the tension balance of door bodies with different weights when the door bodies are opened at different angles is met, the dish washing machine has the advantages of wide application range, less parts, simple structure, convenient installation process and low cost.

In order to solve the technical problems, the invention adopts the technical scheme that: the utility model provides a dishwasher, includes dishwasher body and the door body of being connected through hinge rotation with dishwasher body, still includes:

a pull rope and a tension spring;

the front end of the tension spring is connected with the hinge through a pull rope, and the rear end of the tension spring is connected with the dishwasher body;

the dishwasher body is provided with at least two connecting parts with different distances, and the tension spring can be selectively connected with each connecting part of the dishwasher body.

Furthermore, the rear end of the tension spring is connected with the connecting part through a fixing part.

Furthermore, the fixing piece is inserted in a gap of a coil of the tension spring.

Further, the connecting part is a groove arranged on the dishwasher body.

Furthermore, the fixing piece is inserted into the groove;

preferably, the fixing member is provided with a wedging portion for wedging the fixing member in the groove.

Further, the mounting is provided with joint portion for the chucking mounting is in the clearance of the coil of extension spring.

Furthermore, the internal diameter of extension spring increases from the front end to the rear end gradually.

Further, the method also comprises the following steps:

and the spring sleeve is sleeved in the spring sleeve.

Further, the method also comprises the following steps:

the pull rope penetrates through the adjusting mechanism and is connected with the hinge;

preferably, the pulling force of the pulling rope is adjusted by adjusting the swinging angle of the adjusting mechanism.

Further, the pull rope is connected with the hinge through a first pull head, and the pull rope is connected with the tension spring through a second pull head;

preferably, the coil at the front end of the tension spring is conical, and the second pull head is sleeved in the front end of the tension spring;

preferably, the pitch of the extension spring of the front end of extension spring is by rear end to front end direction crescent, the internal diameter of the extension spring of the front end of extension spring is by rear end to front end direction crescent.

After the technical scheme is adopted, compared with the prior art, the invention has the following beneficial effects.

1. The door can be adjusted without opening the door, the front end position of the tension spring is changed, and the purpose of changing the initial tension of the tension spring is achieved, so that the tension balance of door bodies with different weights when the door is opened at different angles is met.

2. When the appearance door body of different weight dish washer is selected to different user individuality, the tensile force requirement of the balanced every angle of quick adjustment door body, the practicality is strong.

3. The number of parts is small, the structure is simple, the installation process is convenient, and the cost is low.

4. The rear end of the tension spring is adjustably connected with the dishwasher body, so that double adjustment is realized, the tension balance of door bodies with different weights when the door body is opened at different angles is met, and the application range is wide.

5. The rear end of the tension spring is connected with different connecting parts on the dishwasher body to adjust the tension degree of the tension spring, so that the tension spring is prevented from being too tight or too loose.

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention, are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without limiting the invention to the right. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:

FIG. 1 is a schematic view of the overall structure of a dishwasher according to the present invention;

FIG. 2 is a schematic view of the hinge adjustment mechanism of the present invention;

FIG. 3 is a schematic view of the other side hinge adjustment mechanism of FIG. 2 of the present invention;

FIG. 4 is a schematic cross-sectional view of the FIG. 2 embodiment of the present invention;

FIG. 5 is an enlarged schematic view at A of FIG. 4 in accordance with the present invention;

FIG. 6 is another schematic sectional view of FIG. 2.

In the figure: 1. a door body; 2. a dishwasher body; 3. a body hinge plate; 4. a door shaft; 5. a door body hinge plate; 6. a first slider; 7. adjusting the bolt; 8. an adjustment mechanism; 9. pulling a rope; 10. a tension spring; 11. a spring housing; 12. a connecting portion; 13. a fixing member; 14. the adjusting mechanism is provided with a fixed port; 15. a pin shaft mounting opening; 16. a pin shaft fixing port; 17. a wiring hole; 18. a pin shaft; 19. adjusting the nut; 20. a through hole; 21. an anti-falling structure; 22. a second slider; 23. a first sheave; 24. a second sheave; 25. the false installation of the bulge is prevented; 26. a first fixing plate; 27. a second fixing plate; 28. a wedging part; 29. a clamping part.

It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate it by a person skilled in the art with reference to specific embodiments.

Detailed Description

In order to make the objects, 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 for illustrating the present invention and 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., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 6, the dishwasher of the present invention comprises a dishwasher body 2 and a door body 1 rotatably connected to the dishwasher body 2 through a hinge, and further comprises a pull rope 9 and an adjusting mechanism 8, wherein the adjusting mechanism 8 is connected to the hinge through the pull rope 9, and the pull force of the pull rope 9 is adjusted by adjusting the swing angle of the adjusting mechanism 8. When the appearance door body 1 of different weight dish washers is selected in an individualized way by different users, the requirement of the tension force of the door body 1 balanced in each angle is rapidly adjusted, and the practicability is high.

Specifically, the hinge comprises a body hinge plate 3 arranged on the dishwasher body 2 and a door body hinge plate 5 arranged on the door body 1, and the door body hinge plate 5 is rotatably connected with the body hinge plate 3 through a door shaft 4, so that the door body 1 can be opened and closed and is connected with the dishwasher body 2. The pull rope 9 is connected with the door body hinge plate 5, the adjusting mechanism 8 is rotatably connected with the machine body hinge plate 3, the adjusting mechanism 8 swings relative to the machine body hinge plate 3, the pull rope 9 is tensioned when the adjusting mechanism 8 swings at different angles, and therefore the pulling force of the pull rope 9 is adjusted.

Or, the adjusting mechanism 8 is rotatably connected with the dishwasher body 2, the adjusting mechanism 8 swings relative to the dishwasher body 2, and the pull rope 9 is tensioned when the adjusting mechanism 8 swings at different angles, so that the tension of the pull rope 9 is adjusted.

Further, the adjusting mechanism 8 comprises a pin shaft 18, the body hinge plate 3 or the dishwasher body 2 is provided with an adjusting mechanism mounting and fixing port 14, and the adjusting mechanism 8 is inserted into the adjusting mechanism mounting and fixing port 14 through the pin shaft 18 to be rotatably connected with the body hinge plate 3 or the dishwasher body 2.

The adjusting mechanism mounting and fixing port 14 comprises a pin shaft mounting port 15 and a pin shaft fixing port 16 which are communicated with each other. The pin shaft 18 is of a bolt structure and comprises a cylinder, the end part of the pin shaft is provided with a cap body, and the diameter of the cap body at the end part is larger than that of the cylinder. The cap body is installed in the pin shaft installation opening 15 in a pluggable mode, and the diameter of the pin shaft fixing opening 16 is larger than that of the cylinder, but smaller than that of the cap body. When the pin 18 slides into the pin mounting opening 15, the adjusting mechanism 8 can be inserted into and pulled out of the adjusting mechanism mounting and fixing opening 14. When the pin 18 slides to the pin fixing opening 16, the adjusting mechanism 8 is rotatably connected with the adjusting mechanism mounting fixing opening 14.

Example one

As shown in fig. 1 to 6, the dishwasher of the present embodiment further includes an adjusting bolt 7, and the adjusting bolt 7 adjusts the swing angle of the adjusting mechanism 8, preferably, the dishwasher body 2 is provided with an adjusting bolt mounting and fixing port, and the adjusting bolt 7 passes through the adjusting bolt mounting and fixing port to be connected with the adjusting mechanism 8, so as to adjust the swing angle of the adjusting mechanism 8.

The adjusting bolt mounting and fixing port comprises a bolt mounting port and a bolt fixing port which are communicated with each other. The adjusting bolt 7 comprises a screw rod, a bolt cap is arranged at the end part of the screw rod, and the diameter of the bolt cap at the end part is larger than that of the screw rod. The bolt cap can be installed in the bolt mounting opening in a pluggable mode, and the diameter of the bolt fixing opening is larger than that of the screw rod but smaller than that of the bolt cap. When the adjusting bolt 7 slides into the bolt mounting opening, the adjusting bolt 7 can be inserted into and pulled out of the adjusting bolt mounting fixing opening. When the adjusting bolt 7 slides to the bolt fixing port, the adjusting bolt 7 is rotatably connected with the adjusting bolt mounting fixing port.

Further, the adjusting mechanism 8 comprises a through hole 20 and an adjusting nut 19, a mounting hole is formed in the direction perpendicular to the through hole 20, the through hole 20 is communicated with the mounting hole in the perpendicular direction, the adjusting nut 19 is mounted in the mounting hole, the adjusting bolt 7 penetrates through the through hole 20 and is in threaded connection with the adjusting nut 19, and further, the aperture of the through hole 20 is gradually increased from the mounting hole to two ends.

The upper end of the adjusting mechanism 8 is rotatably connected with the body hinge plate 3 or the dishwasher body 2 through a pin shaft 18, and the lower end of the adjusting mechanism 8 is in threaded connection with the adjusting bolt 7 through an adjusting nut 19. When a user screws the bolt cap of the adjusting bolt 7 extending out of the dishwasher body 2, the lead screw of the adjusting bolt 7 penetrates through the through hole 20 and is in threaded connection with the adjusting nut 19, the adjusting mechanism 8 is driven to swing by taking the pin shaft 18 as the center through the threaded connection between the lead screw of the adjusting bolt 7 and the adjusting nut 19, and the pull rope 9 is tensioned when the adjusting mechanism 8 swings at different angles, so that the tension of the pull rope 9 is adjusted.

Further, the dish washer body 2 has been seted up spacing space, and adjustment mechanism 8 swings in spacing space, and spacing space can restrict adjustment mechanism 8 swing angle, and when adjustment mechanism 8 swung and met the both ends lateral wall in spacing space, the lateral wall can hinder adjustment mechanism 8 to continue the swing.

Because the adjusting mechanism 8 swings with the pin shaft 18 as the center, when the adjusting mechanism 8 swings, the axis of the through hole 20 of the adjusting mechanism 8 can deviate from the axis of the adjusting bolt 7, in order to enable the adjusting bolt 7 to continue to be in threaded connection with the adjusting nut 19, the swinging angle of the adjusting mechanism 8 is adjusted, the adjusting nut 19 is rotatably installed in the installation hole, along with the swinging of the adjusting mechanism 8, the adjusting nut 19 also rotates in the installation hole to be in threaded connection with the adjusting bolt 7, in order to prevent the two ends of the adjusting bolt 7 from being clamped with the two port walls of the through hole 20 due to the swinging of the adjusting mechanism 8, the aperture of the through hole 20 is gradually increased from the installation hole to the two ends, and therefore, the adjusting mechanism 8 does not swing to cause the adjusting bolt 7 to be clamped on the two port walls.

Further, the adjusting bolt 7 is provided with a retaining structure 21. Adjusting bolt 7 front end is the bolt cap, and the rear end is anti-disengaging structure 21, anti-disengaging structure 21 is for setting up the polished rod at the lead screw rear portion, when revolving the bolt cap that stretches out adjusting bolt 7 outside dish washer body 2, along with adjustment mechanism 8's swing angle increase, the distance between adjusting bolt 7's the bolt cap and the 19 spiral shell of adjusting nut increases gradually, when the screw thread of lead screw and the 19 spiral shell of adjusting nut break away from, anti-disengaging structure 21 runs through in adjusting nut 19, make adjusting nut 19 can't break away from adjusting bolt 7, the user only need reverse the wrong adjusting bolt 7 of twisting, can resume the threaded connection of adjusting bolt 7 and the 19 spiral shell of adjusting nut.

Example two

As shown in fig. 1 to 6, in the dishwasher of the present embodiment, the adjusting mechanism 8 includes a first fixing plate 26, a second fixing plate 27, a first sheave 23 and a second sheave 24, the first sheave 23 and the second sheave 24 are clamped between the first fixing plate 26 and the second fixing plate 27, and a wire passing hole 17 is provided between the first sheave 23 and the second sheave 24. The pull rope 9 penetrates through the adjusting mechanism 8, one end of the pull rope is connected with the hinge, and the other end of the pull rope is connected with the dishwasher body 2 through a tension spring 10.

Specifically, the pull rope 9 is connected with the hinge through the first slider 6, and the pull rope 9 is connected with the tension spring 10 through the second slider 22. The first pull head 6 is rotatably connected with the door body hinge plate 5, the door body hinge plate 5 is connected with the pull rope 9 through the first pull head 6, the pull rope 9 sequentially bypasses a first grooved wheel 23, bypasses a second grooved wheel 24 through a wire passing hole 17 to lead out the adjusting mechanism 8, is connected with a second pull head 22, the second pull head 22 is connected with the front end of the tension spring 10, the rear end of the tension spring 10 is connected with the dishwasher body 2, the dishwasher body 2 is provided with at least two connecting parts 12 with different distances, and the tension spring 10 can be selectively connected with each connecting part 12 of the dishwasher body 2. The rear end of the tension spring 10 is adjustably connected with the dish washer body 2, double adjustment is achieved, the requirement for balance of tension of the door bodies 1 with different weights when the door is opened at different angles is met, and the application range is wide.

Preferably, the first fixing plate 26, the second fixing plate 27, the first sheave 23 and the second sheave 24 are integrally formed.

EXAMPLE III

As shown in fig. 1 to 6, the dishwasher according to the present embodiment includes a dishwasher body 2 and a door body 1 rotatably connected to the dishwasher body 2 through a hinge, and further includes a pulling rope 9 and a tension spring 10, a front end of the tension spring 10 is connected to the hinge through the pulling rope 9, a rear end of the tension spring 10 is connected to the dishwasher body 2, the dishwasher body 2 is provided with at least two connecting portions 12 at different distances, and the tension spring 10 is selectively connected to each connecting portion 12 of the dishwasher body 2. The rear end of the tension spring 10 is adjustably connected with the dishwasher body 2 so as to meet the requirement of tension balance of the door bodies 1 with different weights when the door is opened at different angles.

Specifically, connecting portion 12 is the recess of setting on dishwasher body 2, the rear end of extension spring 10 passes through mounting 13 and is connected with connecting portion 12, mounting 13 is pegged graft in the clearance of the coil of extension spring 10, mounting 13 is provided with joint portion 29 for chucking mounting 13 is in the clearance of the coil of extension spring 10, mounting 13 is pegged graft and in the recess, preferably, mounting 13 is provided with wedging portion 28 for wedging mounting 13 is in the recess, the internal diameter of extension spring 10 is crescent by front end to rear end.

Furthermore, the fixing piece 13 can be inserted into any gap of the coil of the tension spring 10, and the length of the connected tension spring 10 can be adjusted by changing and selecting the inserted gap, so that the tension of the pull rope 9 can be adjusted, and the problem of elastic reduction of the connected tension spring 10 due to the fact that the tension spring 10 is in a stretching state for a long time is solved.

More furthermore, the spring device further comprises a spring sleeve 11, wherein the tension spring 10 is sleeved in the spring sleeve 11, and the tension spring 10 is sleeved in the spring sleeve 11, so that the spring can be prevented from interfering with other components when being stretched or retracted, and noise is reduced.

Example four

As shown in fig. 1 to 6, in the dishwasher according to the present embodiment, the pull rope 9 passes through the adjusting mechanism 8 and is connected to the hinge, and the magnitude of the pulling force of the pull rope 9 is adjusted by adjusting the swing angle of the adjusting mechanism 8.

The pull rope 9 is connected with the hinge through a first pull head 6, and the pull rope 9 is connected with the tension spring 10 through a second pull head 22. The first pull head 6 is rotatably connected with the door body hinge plate 5, the door body hinge plate 5 is connected with the pull rope 9 through the first pull head 6, the pull rope 9 sequentially bypasses a first grooved pulley 23, bypasses a second grooved pulley 24 through a wire passing hole 17 to lead out the adjusting mechanism 8, is connected with a second pull head 22, the second pull head 22 is connected with the front end of the tension spring 10, the rear end of the tension spring 10 is connected with the dishwasher body 2, the dishwasher body 2 is provided with at least two connecting parts 12 with different distances, and the tension spring 10 can be selectively connected with the connecting parts 12 of the dishwasher body 2. The rear end of the tension spring 10 is adjustably connected with the dish washer body 2, double adjustment is achieved, the requirement for balance of tension of the door bodies 1 with different weights when the door is opened at different angles is met, and the application range is wide.

Preferably, the first slider 6 is rotatably connected with the door body hinge plate 5, the first slider 6 is provided with an error-mounting prevention protrusion 25, and the error-mounting prevention protrusion 25 can prevent a worker from reversely mounting the first slider 6.

Preferably, the front end coil of the tension spring 10 is conical, and the second slider 22 is sleeved in the front end of the tension spring 10.

In order to facilitate the second slider 22 to be sleeved in the front end of the tension spring 10, it is preferable that the pitch of the tension spring 10 at the front end of the tension spring 10 is gradually increased from the rear end to the front end, and the inner diameter of the tension spring 10 at the front end of the tension spring 10 is gradually decreased from the rear end to the front end. By configuring the front end of the tension spring 10 in this manner, the second slider 22 connected to the pulling rope 9 can be easily screwed into the front end of the tension spring 10.

Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The utility model provides a dish washer, includes the dish washer body and passes through the door body of hinge rotation connection with the dish washer body, its characterized in that: further comprising:

a pull rope and a tension spring;

the dishwasher body is provided with at least two connecting parts with different distances, and the tension spring can be selectively connected with each connecting part of the dishwasher body;

the adjusting mechanism comprises a pin shaft, the body hinge plate or the dishwasher body is provided with an adjusting mechanism mounting and fixing port, the adjusting mechanism is inserted into the adjusting mechanism mounting and fixing port through the pin shaft and is rotatably connected with the body hinge plate or the dishwasher body, and the adjusting mechanism mounting and fixing port comprises a pin shaft mounting port and a pin shaft fixing port which are mutually communicated;

the adjustment mechanism includes: the first fixing plate, the second fixing plate, the first grooved wheel and the second grooved wheel are arranged on the base;

the first grooved wheel and the second grooved wheel are clamped between the first fixing plate and the second fixing plate, and a wiring hole is formed between the first grooved wheel and the second grooved wheel.

2. The dishwasher of claim 1, wherein: the rear end of the tension spring is connected with the connecting part through a fixing part.

3. The dishwasher of claim 2, wherein: the fixing piece is inserted in the gap of the coil of the tension spring.

4. The dishwasher of claim 2, wherein: the connecting part is a groove arranged on the dishwasher body.

5. The dishwasher of claim 4, wherein: the fixing piece is inserted into the groove.

6. The dishwasher of claim 5, wherein: the fixing piece is provided with a wedging part for wedging the fixing piece in the groove.

7. The dishwasher of claim 3, wherein: the mounting is provided with joint portion for the chucking mounting is in the clearance of the coil of extension spring.

8. The dishwasher of claim 1, wherein: the internal diameter of extension spring is crescent from the front end to the rear end.

9. The dishwasher of claim 1, wherein: further comprising:

and the spring sleeve is sleeved in the spring sleeve.

10. The dishwasher of claim 1, wherein: the pulling force of the pull rope is adjusted by adjusting the swing angle of the adjusting mechanism.

11. The dishwasher of claim 1, wherein:

the pull rope is connected with the hinge through the first pull head, and the pull rope is connected with the tension spring through the second pull head.

12. The dishwasher of claim 11, wherein: the front end coil of the tension spring is conical, and the second pull head is sleeved in the front end of the tension spring.

13. The dishwasher of claim 12, wherein: the pitch of the extension spring of the front end of extension spring is crescent by rear end to front end direction, the internal diameter of the extension spring of the front end of extension spring is crescent by rear end to front end direction.