CN218716035U - Damping rotating shaft structure of household kitchen equipment and household kitchen equipment - Google Patents

Abstract

The utility model relates to a damping pivot structure of domestic kitchen equipment, include: the mounting seat is used for being fixedly connected with the box body; the rotating rod is fixedly connected with the door body; the rotation of the rotating rod can drive the transmission rod to reciprocate along the length direction of the transmission rod; the damper comprises a shell and a movable rod, wherein the shell is internally provided with a damping body, the movable rod is arranged in the shell in a sliding mode, the free end of the movable rod is abutted to a mounting seat, the free end of the shell is connected with a transmission rod, the transmission rod is far away from the movable rod to push the movable rod to move relative to the shell, so that the length of the damper is shortened, the damping body is compressed, the transmission rod is close to the movable rod to pull the movable rod to move relative to the shell, so that the length of the damper is prolonged, the damping body is expanded, the damping rotating shaft structure still has damping hand feeling when the door is closed at a small angle, and the hand feeling is better when the door is opened. A household kitchen device comprises a box body and a door body, wherein the damping rotating shaft structure is applied, a mounting seat is fixedly connected with the box body, and a rotating rod is fixedly connected with the door body.

Description

Damping rotating shaft structure of household kitchen equipment and household kitchen equipment

Technical Field

The utility model relates to a domestic kitchen equipment, concretely relates to is a domestic kitchen equipment's damping pivot structure and uses the domestic kitchen equipment who has this damping pivot structure.

Background

Many household kitchen appliances in box-type structures, such as dishwashers, steam boxes, disinfection cabinets, microwave ovens, etc., mainly comprise a box body and a door body hinged to the box body through a rotating shaft. At present, the rotating shafts of the household kitchen equipment are mostly damping rotating shafts, and the damping rotating shafts can provide damping in the turning process of the door body, so that the door body can be slowly closed, and the door body is prevented from being rapidly closed to cause hand clamping.

The Chinese invention patent application with the patent number ZL201410849451.2 (with the publication number CN 104545750A) discloses a tank body structure of a water tank type cleaning machine, taking a dishwasher as an example, and the tank body structure comprises a water tank body and a cover plate rotationally connected with the water tank body, wherein the water tank body and the cover plate are connected through a rapid dismounting structure, the rapid dismounting structure comprises a rotating shaft, a damping shaft and a fixed shaft, the rotating shaft is arranged at the end parts of the two sides of the cover plate and used for being connected with the water tank body, the fixed shaft is arranged at the top surface of the side wall of the water tank body and used for being connected with the cover plate, the damping shaft comprises a shaft sleeve and a shaft core, the shaft sleeve is arranged in the rotating shaft and linked with the rotating shaft, the shaft core can rotate relative to the shaft sleeve, clamping grooves are respectively formed in the two ends of the fixed shaft, one end of the shaft core extends into the clamping grooves, and the fixed shaft and the damping shaft are detachably connected through fasteners respectively penetrating through the clamping grooves and the shaft core.

Fill silica gel oil in the damping axle in above-mentioned basin formula cleaning machine's the box structure with reinforcing damping effect, however, this kind of oiliness damping pivot needs the rotation volume of the door body to reach the certain degree and can embody damping effect, make this oiliness damping axle do not have the damping when the small-angle is closed the door and feel, make and close the door too fast and make the hand of hurting easily, there is great potential safety hazard, moreover, this kind of oiliness damping pivot is because of fatigue decay is serious again easily when the rotation volume of the door body is excessive, influence life.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the first technical problem that the damping pivot structure of thereby can slowly close the door of family kitchen equipment that still has the damping and feel when the low-angle was closed the door is provided to foretell technical situation.

The second technical problem to be solved in the present invention is to provide a damping pivot structure for a household kitchen device that can open a door more easily according to the above-mentioned technical situation.

The third technical problem to be solved by the present invention is to provide a damping pivot structure for household kitchen equipment with longer service life.

The utility model aims to solve the fourth technical problem that provide one kind to foretell technical current situation and use the domestic kitchen equipment who has above-mentioned damping pivot structure, thereby the damping force of damping pivot structure promotes the operation of opening or closing the door body more stably at the door body rotation in-process and feels.

The utility model provides a technical scheme that above-mentioned first and second technical problem adopted is: a damped hinge structure for a household kitchen appliance, comprising:

the mounting seat is fixedly connected with one of the box body and the door body;

the rotating rod is fixedly connected with the other one of the box body and the door body and can rotate relative to the mounting seat;

the method is characterized in that: also comprises

The transmission rod is constrained on the mounting seat in a sliding mode along the length direction of the transmission rod, and a rotation-translation conversion mechanism is arranged between the transmission rod and the rotating rod and can convert the rotation of the rotating rod into the movement of the transmission rod;

the damper comprises a shell and a movable rod, wherein the shell is internally provided with a damping body, the movable rod is arranged in the shell in a sliding manner, the free end of the shell abuts against the mounting seat, the free end of the movable rod is connected with the transmission rod, or the free end of the movable rod abuts against the mounting seat, the free end of the shell is connected with the transmission rod,

the movement of the transmission rod far away from the rotating rod pushes the moving rod to move relative to the shell so as to shorten the length of the damper and compress the damping body, and the movement of the transmission rod close to the rotating rod pulls the moving rod to move relative to the shell so as to prolong the length of the damper and expand the damping body. The damping body is an object which can provide resistance opposite to the moving direction of the moving rod, and can be a fluid, such as gas or a mixture of gas and liquid, or a compressible flexible member, such as a spring, an inflatable bag, a porous material, such as sponge, and the like.

The connection of the free end of the housing or of the travel bar to the transmission bar can be direct, via a third transition element, or via a transmission mechanism.

The rotation-translation conversion mechanism can adopt various rotation-translation conversion mechanisms in the prior art, such as a rack and pinion mechanism, a slider-crank mechanism, a screw mechanism, a cam mechanism and the like, and can also be a combination of several rotation-translation conversion mechanisms in the prior art, however, in order to reduce the volume of the rotation-translation conversion mechanism, the rotation-translation conversion mechanism comprises a first curved surface arranged at the first end of the rotating rod, a second curved surface arranged at the first end of the transmission rod and an elastic element, the second curved surface is opposite to the first curved surface and extends towards the direction of the transmission rod close to the rotating rod along the rotating direction of the door body when being closed, and the second curved surface is positioned in front of the first curved surface and extends towards the direction of the transmission rod close to the rotating rod together with the first curved surface; the elastic piece enables the transmission rod to have a moving trend close to the rotating rod all the time, and the second curved surface is enabled to be propped against the first curved surface all the time.

The utility model provides a technical scheme that above-mentioned third technical problem adopted does: the elastic piece is a spring sleeved outside the damper, and the spring is arranged between the mounting seat and the second end part of the transmission rod. The design of spring not only can make spring and attenuator can provide bigger resistance at the door body in-process of closing to can make this damping pivot structure be applicable to and connect the heavier door body, and open the in-process at the door body, because the spring can provide power, can reduce the resistance that the door body in-process opened the door, the speed is faster when making the door body open, opens the door more easily. In addition, compared with an oil-containing damping shaft, the spring is not easy to attenuate due to fatigue, so that the service life of the door body connecting shaft can be prolonged. If the spring is used independently, if the elastic force of the spring is too small, the damping effect provided is small, and if the elastic force of the spring is too large, the speed is too high when the door body is opened, and the door body is easy to touch a user, so that potential safety hazards exist.

In order to enable the assembly precision of the rotating rod and the transmission rod to be higher, the first curved surface is arranged close to the periphery of the rotating rod, a round rod part extends towards the transmission rod from the middle of the first end of the rotating rod, a through hole communicated with the slot is formed in the middle of the transmission rod, and the round rod part is inserted into the through hole.

In order to connect the transmission rod with the movable rod conveniently, the free end of the movable rod is abutted to the mounting seat, a slot is formed in the end part of the second end of the transmission rod, and the free end of the shell is inserted into the slot.

In order to protect the rotating rod, the transmission rod and the damper while ensuring the attractive appearance of the damping rotating shaft structure, the inside of the mounting seat is provided with a containing cavity, the rotating rod, the transmission rod and the damper are all arranged in the containing cavity, and the second end of the rotating rod penetrates out of the containing cavity. Design like this can prevent steam, the bull stick is stained with to oil, transfer line and attenuator and influence the precision of each spare part, moreover, if install the body and the box respectively with mount pad and bull stick earlier on, insert the bull stick again in the holding chamber with the transfer line assembly, not only make the bull stick be difficult to aim at the transfer line under the invisible condition, even also be difficult to ensure the cooperation precision of bull stick and transfer line after the assembly, the design can be assembled the back repacking to the holding chamber with bull stick and transfer line earlier, the cooperation precision that makes bull stick and transfer line is higher.

In order to facilitate axial limiting of the rotating rod, an inner shoulder is arranged at one end, close to the rotating rod, of the accommodating cavity, a step part is arranged on the peripheral wall of the rotating rod, and the step surface of the step part abuts against the inner shoulder.

In order to facilitate the assembly of the damping rotating shaft structure and simultaneously facilitate the circumferential limiting and the moving guiding of the mounting seat on the transmission rod, the mounting seat comprises a cylinder body and a plug arranged at one end of the cylinder body far away from the rotating rod, the cylinder body and the plug together form the accommodating cavity, and the plug and the cylinder body are detachably connected through a fastening piece; the inner wall of the cylinder body is provided with a sliding groove extending along the length direction of the cylinder body, and the peripheral wall of the transmission rod is provided with a convex rib connected in the sliding groove in a sliding manner.

The utility model provides a technical scheme that above-mentioned fourth technical problem adopted is: the utility model provides a domestic kitchen equipment, includes box and the door body, its characterized in that: the household kitchen equipment is applied with the damping rotating shaft structure of the household kitchen equipment, the mounting seat is fixedly connected with the box body, and the rotating rod is fixedly connected with the door body. Because the box is static, the door body is pivoted, fixes the mount pad on the box, can avoid the rotation of the door body to influence the removal of transfer line, the length change of attenuator, makes the damping force that the attenuator produced more stable to promote the operation of the switch door body and feel.

In order to enable acting force between the door body and the box body to be more balanced, two groups of damping rotating shaft structures of the household kitchen equipment are arranged on one side edge of the box body at intervals, the damping rotating shaft structures of the two groups of household kitchen equipment are deviated from each other, two connecting shafts are arranged on one side edge of the door body at intervals, the inner end of each connecting shaft is provided with a clamping groove, one end of each rotating rod, which is far away from the transmission rod, is provided with an inserting part, and each inserting part is inserted into the corresponding clamping groove and is fixed with the corresponding connecting shaft through a fastener.

In a further design, the household kitchen equipment is one of a dish washing machine, a disinfection cabinet, a steam box, an oven and a microwave oven or an integrated combination device of at least two of the dish washing machine, the disinfection cabinet, the steam box, the oven and the microwave oven. The dishwasher may be a euro-dish washer or a sink-type dishwasher for washing dishes, vegetables or fruits.

Compared with the prior art, the utility model has the advantages of: the damping rotating shaft structure converts the rotation of the rotating rod into the movement of the transmission rod through a rotation-translation conversion mechanism, so that the shell of the damper and the moving rod move relatively to compress or expand the damping body, the damping force generated by the damper is in a negative correlation with the included angle between the door body and the box body, and the damping force of the damper is increased gradually in the closing process of the door body, so that the door body can be closed slowly, the phenomenon that the door is closed too fast and the hands are clamped is avoided, the potential safety hazard is smaller, even in a small-angle door closing state, the door body can still be closed slowly due to the fact that the damper can provide larger damping force, and the damping force of the damper is decreased gradually in the opening process of the door body, the hand feeling of opening the door is improved while the slow opening of the door is ensured, and the door is opened more and more easily; domestic kitchen equipment is through fixing the mount pad on static box, can avoid the rotation of the door body to influence the removal of transfer line, the relative movement of casing and carriage release lever in the attenuator, makes the damping force that the attenuator produced more stable to promote the operation of the switch door body and feel.

Drawings

Fig. 1 is a three-dimensional structure diagram (in a state that a door body is opened) of the household kitchen equipment in the embodiment of the present invention;

FIG. 2 is a partially exploded view of FIG. 1;

fig. 3 is a front view of the damping rotating shaft structure of the household kitchen appliance according to the embodiment of the present invention (in a state that the door body is opened);

FIG. 4 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 3;

fig. 5 is a three-dimensional structure view (in the state that the door body is opened) of the damping rotating shaft structure of the household kitchen equipment in the embodiment of the present invention after the cylinder body is removed;

fig. 6 is a three-dimensional structure diagram (in a state that the door body is closed) of the household kitchen equipment in the embodiment of the present invention;

fig. 7 is a front view (in a closed state of the door body) of the damping rotating shaft structure of the household kitchen equipment in the embodiment of the present invention;

FIG. 8 is a cross-sectional view taken along line B-B of FIG. 3;

fig. 9 is a three-dimensional structure view (in a closed state of the door body) of the damping rotating shaft structure of the household kitchen equipment in the embodiment of the present invention, after the cylinder body is removed;

fig. 10 is a three-dimensional structure view of the cylinder body in the embodiment of the present invention;

fig. 11 is an exploded perspective view (in a closed state of the door body) of the damping pivot structure of the household kitchen appliance according to the embodiment of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

As shown in fig. 1 to 11, the preferred embodiment of the present invention is shown.

The damping rotation shaft structure 100 of the household kitchen appliance in the present embodiment includes a mounting seat 1, a rotation lever 2, a transmission lever 3, a damper 4 (see fig. 4 and 8), and a spring 5. The mounting seat 1 is used for being fixedly connected with the box body 6, the rotating rod 2 is used for being fixedly connected with the door body, and the rotating rod 2 can rotate relative to the mounting seat 1 (see fig. 1). The first end 2a of the rotating rod 2 is provided with a first curved surface 21 (see fig. 11); the transmission rod 3 is arranged on the mounting seat 1 and can slide back and forth along the length direction of the mounting seat, and the first end 3a of the transmission rod 3 is provided with a second curved surface 31, and the second curved surface 31 is opposite to the first curved surface 21 (see fig. 11). The door body 7 is rotated in the first direction when closed, and in the first direction, the second curved surface 31 is located at the front side of the first curved surface 21, and the first curved surface 21 and the second curved surface 22 extend toward the direction in which the transmission lever 3 approaches the rotation lever 2 (see fig. 5 and 9). A spring 5 is provided between the mounting 1 and the second end 3b of the transmission rod 3 (see fig. 8), and this spring 5 causes the transmission rod 3 to always have a tendency to move closer to the rotary rod 2 and the second curved surface 22 to always remain against the first curved surface 21 (see fig. 5 and 9).

The damper 4 in this embodiment is a linear damper, and the spring 5 is sleeved outside the damper 4. The damper 4 comprises a housing 41 and a moving rod 42, wherein the housing 41 accommodates a damping body (not shown) inside, the damping body is a body capable of providing a resistance against the moving direction of the moving rod 41, and can be a fluid, such as a gas or a mixture of a gas and a liquid, or a compressible flexible member, such as a spring, an inflatable bag, a porous material, such as a sponge, etc. The moving rod 42 is slidably disposed in the housing 41, and the relative movement between the moving rod 42 and the housing 41 can press the damping body. The end of the second end 3b of the transmission rod 3 is provided with a slot 32, and the free end of the shell 41 is inserted into the slot 32, so that the free end of the shell 41 is connected with the second end 3b of the transmission rod 3 (see fig. 8), when the door body 7 is closed, the first curved surface 21 rotates along with the rotating rod 2 in the first direction and pushes the second curved surface 31 to drive the transmission rod 3 to move in the direction away from the rotating rod 2, not only the transmission rod 3 pushes the moving rod 42 to move relative to the shell 41, so that the length of the damper 4 is shortened and the damper is compressed, but also the compression degree of the spring 5 is gradually increased, so that the damping force generated by the damper 4 and the spring 5 is stronger and stronger, and the door body 7 can be slowly closed under the damping force (see fig. 4 and 8), still make door body 7 when opening, first curved surface 21 is along the antiport of first direction along with bull stick 2, spring 5 promotes transfer line 3 and moves towards the direction that is close to bull stick 2, not only make transfer line 3 pull the movable rod 42 and move relative casing 41, so that attenuator 4 length increase, and make the damping body inflation, the damping force that can make attenuator 4 produce is progressively weaker, simultaneously, although spring 5's compression degree reduces gradually, spring 5 can promote transfer line 3 accelerated movement all the time at this in-process, it is lighter when making door body 7 open, make the synergism of attenuator 4 and spring 5 can provide suitable damping force for door body 7, also can not cause door body 7 to open too fast.

As shown in fig. 8, the mounting seat 1 has a receiving cavity 10 therein, the rotating rod 2, the transmission rod 3 and the damper 4 are all disposed in the receiving cavity 10, and the second end 2b of the rotating rod 2 passes through the receiving cavity 10. Design like this can prevent steam, oil is stained with the bull stick 2, transfer line 3 and attenuator 4 and influence the precision of each spare part, also can promote damping pivot structure 100's pleasing to the eye degree, moreover, if install mount pad 1 and bull stick 2 respectively on door body and box 6 earlier, insert the assembly with transfer line 3 in the holding chamber 10 with bull stick 2 again, make bull stick 2 be difficult to aim at transfer line 3 under the invisible circumstances, and even also be difficult to ensure the cooperation precision of first curved surface 21 and second curved surface 31 after the assembly, the design can assemble earlier in the back repacking to holding chamber 10 with bull stick 2 and transfer line 3 earlier like this, make the cooperation precision of first curved surface 21 and second curved surface 31 higher.

The mounting seat 1 comprises a cylinder 11 and a plug 12 arranged at one end of the cylinder 11 far away from the rotating rod 2, the cylinder 11 and the plug 12 jointly form a containing cavity 10, and the plug 12 and the cylinder 11 are detachably connected through a fastener, so that the damping rotating shaft structure 100 is convenient to assemble. In this embodiment, stopper 12 and barrel 11 are removably connected by a plug 8 that extends through both stopper 12 and barrel 11 (see fig. 4 and 8). The inner wall of the cylinder 11 is provided with a sliding groove 112 (see fig. 10) extending along the length direction thereof, and the peripheral wall of the transmission rod 3 is provided with a convex rib 34 (see fig. 5, 9 and 11) slidably connected in the sliding groove 112, so that the circumferential direction of the transmission rod 3 is limited and guided. An inner shoulder 111 (see fig. 9) is arranged at one end of the cylinder 11 close to the rotating rod 2, a step part 23 (see fig. 5, 9 and 11) is arranged on the peripheral wall of the rotating rod 2, and the step surface of the step part 23 is abutted against the inner shoulder 111, so that the rotating rod 2 is convenient to axially limit.

In order to improve the assembly accuracy of the rotating rod 2 and the transmission rod 3, the first curved surface 21 is disposed near the periphery of the rotating rod 2, and a circular rod portion 22 (see fig. 11) extends from the middle of the first end 2a of the rotating rod 2 toward the transmission rod 3, a through hole 33 communicating with the insertion slot 32 is formed in the middle of the transmission rod 3, and the circular rod portion 32 is inserted into the through hole 33 (see fig. 8).

As shown in fig. 1, 2 and 6, the home kitchen appliance in the present embodiment is a washing machine for washing dishes, vegetables or fruits. The cleaning machine comprises a box body 6 and a door body 7, the cleaning machine is provided with the damping rotating shaft structure 100, the mounting seat 1 is fixedly connected with the box body 6, and the rotating rod 2 is fixedly connected with the door body 7.

In order to make the acting force between the door body 7 and the box body 6 more balanced, the damping rotating shaft structures 100 are provided in two groups, the two groups of damping rotating shaft structures 100 are arranged on one side edge of the box body 6 at intervals and back to back, two connecting shafts 71 are arranged on one side edge of the door body 7 at intervals, the inner end of each connecting shaft 71 is provided with a clamping groove 72, the other end of each rotating rod 2 is provided with an inserting part 24, and each inserting part 24 is inserted into the corresponding clamping groove 72 and fixed with the corresponding connecting shaft 71 through a fastener. The fastening member in this embodiment is a plug (not shown) that penetrates the connecting shaft 71 and the rotating rod 2.

The installation process of the damping rotating shaft structure 100 in the embodiment on the cleaning machine is as follows: the damping rotating shaft structure 100 is firstly fixed at the top of the rear side of the box body 6 of the cleaning machine, the door body 7 moves downwards, the inserting part 24 on the rotating rod 2 is inserted into the clamping groove 72 on the door body 7 and is locked by a bolt (not shown in the figure), and finally the decorative sheet 9 is installed.

The working principle of the damping rotating shaft structure 100 in this embodiment is as follows: in the closing process of the door body 7, the rotating rod 2 drives the transmission rod 2 to move towards the direction far away from the rotating rod 2, so that the moving rod 42 moves relative to the shell 41 to shorten the length of the damper 4 and compress the damping body, the spring 5 is further compressed, the compression amount of the damping body and the spring 5 is gradually increased along with the gradual reduction of the included angle between the door body 7 and the box body 6, the damping force generated by the damping body and the spring 5 is stronger and stronger, and the door body 7 is slowly closed under the damping force; and in the opening process of the door body 7, the rotating rod 2 drives the transmission rod 2 to move towards the direction close to the rotating rod 2, so that the moving rod 42 moves relative to the shell 41 to prolong the length of the damper 4 and expand the damping body, the spring 5 rebounds gradually, the compression amount of the damping body and the spring 5 is gradually reduced along with the gradual increase of the included angle between the door body 7 and the box body 6, the damping force generated by the damper 4 is weaker and weaker, the acting force of the spring 5 is gradually reduced, but the spring 5 can always promote the transmission rod 3 to move in an accelerated manner in the process, the door body 7 is opened more easily, and the proper damping effect can be generated for the door body 7 due to the synergistic effect of the damper 4 and the spring 5, and the door body 7 cannot be opened too fast.

Directional terms such as "front", "rear", "upper", "lower", "left", "right", "side", "top", "bottom", and the like are used in the description and claims of the present invention to describe various example structural portions and elements of the present invention, but these terms are used herein for convenience of description only and are determined based on example orientations shown in the drawings. Because the disclosed embodiments may be oriented in different directions, the directional terms are used for descriptive purposes and are not intended to be limiting, e.g., "upper" and "lower" are not necessarily limited to directions opposite or coincident with the direction of gravity.

Claims (11)

1. A damping hinge structure of a home kitchen appliance, comprising:

the mounting seat (1) is fixedly connected with one of the box body (6) and the door body (7);

the rotating rod (2) is fixedly connected with the other one of the box body (6) and the door body (7), and the rotating rod (2) can rotate relative to the mounting seat (1);

the method is characterized in that: also comprises

The transmission rod (3) is constrained on the mounting seat (1) in a sliding mode along the length direction of the transmission rod, and a rotation-translation conversion mechanism is arranged between the transmission rod (3) and the rotating rod (2), and can convert the rotation of the rotating rod (2) into the movement of the transmission rod (3);

the damper (4) comprises a shell (41) accommodating a damping body and a movable rod (42) arranged in the shell (41) in a sliding manner, the free end of the shell (41) abuts against the mounting seat (1), the free end of the movable rod (42) is connected with the transmission rod (3), or the free end of the movable rod (42) abuts against the mounting seat (1), the free end of the shell (41) is connected with the transmission rod (3),

the movement of the transmission rod (3) far away from the rotating rod (2) pushes the movable rod (42) to move relative to the shell (41) so as to shorten the length of the damper (4) and compress the damping body, and the movement of the transmission rod (3) close to the rotating rod (2) pulls the movable rod (42) to move relative to the shell (41) so as to prolong the length of the damper (4) and expand the damping body.

2. The damped hinge structure for a home kitchen appliance according to claim 1, wherein: the rotation-translation conversion mechanism comprises a first curved surface (21) arranged at the first end (2 a) of the rotating rod (2), a second curved surface (31) arranged at the first end (3 a) of the transmission rod (3) and an elastic piece, wherein the second curved surface (31) is opposite to the first curved surface (21) and extends towards the direction, close to the rotating rod (2), of the transmission rod (3) along the rotating direction of the door body (7) when the door body (7) is closed, and the second curved surface (31) is positioned on the front side of the first curved surface (21) and extends towards the direction, close to the rotating rod (2), of the transmission rod (3) together with the first curved surface (21); the elastic piece enables the transmission rod (3) to always have the moving trend close to the rotating rod (2), and the second curved surface (31) is always abutted against the first curved surface (21).

3. The damped hinge structure for a home kitchen appliance according to claim 2, wherein: the elastic piece is a spring (5) sleeved outside the damper (4), and the spring (5) is arranged between the mounting seat (1) and the end part of the second end (3 b) of the transmission rod (3).

4. A damped hinge structure for a domestic kitchen appliance according to claim 2, wherein: the free end of the movable rod (42) is abutted to the mounting seat (1), the end part of the second end (3 b) of the transmission rod (3) is provided with a slot (32), and the free end of the shell (41) is inserted into the slot (32).

5. The damped hinge structure for a home kitchen appliance according to claim 4, wherein: first curved surface (21) be close to the periphery setting of bull stick (2), just first end (2 a) middle part orientation of bull stick (2) transfer line (3) extend and have round bar portion (22), the middle part of transfer line (3) open have with through-hole (33) of slot (32) intercommunication, round bar portion (22) insert locate through-hole (33) in.

6. A damped hinge construction for a household kitchen appliance according to any one of claims 1 to 5, characterized in that: the inside of mount pad (1) has holding chamber (10), bull stick (2), transfer line (3) attenuator (4) all locate holding chamber (10) in, just second end (2 b) of bull stick (2) outwards wear out holding chamber (10).

7. The damped hinge structure for a home kitchen appliance according to claim 6, wherein: an inner shoulder (111) is arranged at one end, close to the rotating rod (2), of the accommodating cavity (10), a step part (23) is arranged on the peripheral wall of the rotating rod (2), and the step surface of the step part (23) is abutted against the inner shoulder (111).

8. The damped hinge structure for a home kitchen appliance according to claim 6, wherein: the mounting seat (1) comprises a cylinder body (11) and a plug (12) arranged at one end, far away from the rotating rod (2), of the cylinder body (11), the cylinder body (11) and the plug (12) jointly form the accommodating cavity (10), and the plug (12) is detachably connected with the cylinder body (11) through a fastening piece; the inner wall of the cylinder body (11) is provided with a sliding groove (112) extending along the length direction of the cylinder body, and the peripheral wall of the transmission rod (3) is provided with a convex rib (34) connected in the sliding groove (112) in a sliding manner.

9. A household kitchen appliance, comprising a cabinet (6) and a door (7), characterized in that: the household kitchen equipment adopts the damping rotating shaft structure (100) of the household kitchen equipment as claimed in any one of claims 1 to 8, the mounting seat (1) is fixedly connected with the box body (6), and the rotating rod (2) is fixedly connected with the door body (7).

10. A household kitchen appliance according to claim 9, characterized in that: the interval is equipped with two sets ofly on the one side edge of box (6) domestic kitchen equipment's damping pivot structure (100), and two sets of domestic kitchen equipment's damping pivot structure (100) set up separately mutually, a side edge interval of the door body (7) is equipped with two connecting axles (71), and the inner of each connecting axle (71) all is equipped with draw-in groove (72), keeps away from on each bull stick (2) the one end (2 b) of transfer line (3) all are equipped with grafting portion (24), and each grafting portion (24) are inserted and are located corresponding draw-in groove (72) and fixed with connecting axle (71) that correspond through the fastener.

11. A household kitchen appliance according to claim 9, characterized in that: the household kitchen equipment is one of a dish washer, a disinfection cabinet, a steam box, an oven and a microwave oven or an integrated combination equipment of at least two of the dish washer, the disinfection cabinet, the steam box, the oven and the microwave oven.

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