CN113418344A

CN113418344A - Press and pop out device and use device's refrigerator

Info

Publication number: CN113418344A
Application number: CN202110713241.0A
Authority: CN
Inventors: 田亚明; 李乾坤
Original assignee: Changhong Meiling Co Ltd
Current assignee: Changhong Meiling Co Ltd
Priority date: 2021-06-25
Filing date: 2021-06-25
Publication date: 2021-09-21
Anticipated expiration: 2041-06-25
Also published as: CN113418344B

Abstract

The invention discloses a pressing pop-up device and a refrigerator applying the same, and relates to the technical field of household appliances. The invention comprises a box body, a push rod and a box cover; the box body is internally provided with a guide groove and a spring, the push rod is pressed and compresses the spring, the limiting block can move along the guide groove, when the limiting block moves to a specific position, the limiting block is clamped on the clamping column, and the push rod is contracted in the box body, so that the refrigerator door body can be closed; the push rod continues to be pressed, the limiting block moves along the guide groove to be separated from the clamping column, and the spring pushes the push rod to be ejected out of the box body and drives the refrigerator door body to be ejected. The invention finishes the contraction and the ejection of the push rod through the interaction of the guide groove, the limiting block and the clamping column, and has the advantages of less used parts, simple assembly structure and higher structural reliability; meanwhile, the cost is low, the installation position is flexible, and the application range is wide.

Description

Press and pop out device and use device's refrigerator

Technical Field

The invention belongs to the technical field of household appliances, and particularly relates to a pressing pop-up device and a refrigerator applying the same.

Background

The refrigerator is constant-temperature preservation equipment, plays an important role in preserving household food, and has higher and higher requirements on the convenience of using household articles along with the improvement of the living standard of people. As a home appliance with the highest use frequency, the use condition is more complicated. The refrigerator usually depends on magnetic force to adsorb a door body on the box, when taking or depositing article in the refrigerator, need to stimulate a body handle hard, overcome the magnetic force between a body and the box, but under the condition that both hands are occupied, the operation of opening a body will become very inconvenient. How to realize that the door body can be opened without pulling a door body handle becomes the problem to be solved urgently in the daily use process of the refrigerator.

The traditional Chinese utility model patent of 'a knocking automatic door-opening refrigerator', publication number is CN212431439U, and comprises a refrigerator body and a door body pivoted with the refrigerator body, wherein the top or the bottom of the refrigerator body is provided with an automatic door-opening device; at least one door body is provided with a knocking module; the knocking module senses a vibration signal on a door body correspondingly arranged and sends the vibration signal to the control panel electrically connected with the knocking module so as to control the automatic door opening device to be electrified to execute automatic door opening. Through setting up the vibration signal on the module response door body that strikes on the door body, send to the control panel with strike module electric connection, whether the control panel judgement is predetermined strike the vibration, if predetermined strike the vibration, the automatic door opener execution of control is opened the door automatically. Although this structure has realized automatic opening the door, but adopts electric control, and the structure is comparatively complicated, and needs additionally to consume the energy, increases use cost.

The utility model discloses a but current chinese utility model patent "a sterilizer of auto-eject door body", publication number is CN202788540U, including the cabinet body and the door body, both open and shut through slide rail set and connect, and its slide rail set is for popping out the slide rail set, is provided with compressible door between the box and the door body and seals. The door seal is arranged on the opening of the cabinet body. A retractable air bag is arranged in the door seal. The door seal is provided with a magnetic strip capable of sucking the door body at the position corresponding to the door body. The slide rail assembly comprises a fixed slide rail arranged on the cabinet body and a movable slide rail arranged on the door body, and a rebounding mechanism capable of rebounding the movable slide rail through pressing is arranged between the fixed slide rail and the movable slide rail. The compression stroke of the door seal is larger than the pressing stroke of the rebound mechanism. The utility model discloses a door body is through pressing the back, through the magnetic stripe on the door seals the door body and locks the closing on the cabinet body, perhaps under the resilience force effect through resilience mechanism, the door body and the unblock of the cabinet body pop out. The structure is a mechanical structure, but the structure cannot be used on household appliances which are opened by rotating by means of the slide rail design.

Disclosure of Invention

The invention aims to provide a pressing and popping device and a refrigerator applying the same.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention relates to a pressing pop-up device and a refrigerator applying the same, comprising a box body, a push rod and a box cover; the box body comprises a bottom plate, a first side plate, a second side plate, a third side plate and a fourth side plate; the inner surface of the bottom plate is fixedly connected with a b-shaped convex edge, and the upper surface of the b-shaped convex edge is provided with a b-shaped groove; the inner surface of the base plate is fixedly connected with a guide boss, the guide boss is positioned in the B-shaped groove, and the guide boss divides the B-shaped groove into a guide groove A section, a guide groove B section, a guide groove C section and a guide groove D section. The inner surface of the bottom plate is also fixedly connected with a clamping column; the outer surface of the first side plate is provided with a first through hole, and the first through hole is in sliding fit with the push rod; the inner surface of the third side plate is fixedly connected with a plurality of spring guide posts A, and a plurality of springs are sleeved on the spring guide posts A. The lower surface of the push rod is provided with a first groove in sliding fit with the b-shaped convex edge, the upper surface of the push rod is provided with a second groove, and the bottom surface of the first groove and the bottom surface of the second groove are overlapped to form a second through hole. Second recess sliding fit has the stopper, stopper a side fixedly connected with guide post, the guide post passes second through-hole and "B" type recess sliding fit, and guide post can be followed guide way A section, guide way B section, guide way C section and guide way D section and slided in proper order, and the slip in-process, the guide post drives the stopper and slides about in the second recess. The inner end face of the push rod is fixedly connected with a plurality of spring guide pillars B; the spring guide posts B are sleeved with one ends of the springs. The box cover is clamped with the box body.

Furthermore, a first clamping hole is formed in the inner surface of the second side plate, a second clamping hole is formed in the inner surface of the third side plate, and a third clamping hole is formed in the inner surface of the fourth side plate; the inner surface of the box cover is fixedly connected with a first buckle, a second buckle and a third buckle; the first buckle and the first clamping hole are connected in a clamped mode, the second buckle and the second clamping hole are connected in a clamped mode, and the third buckle and the third clamping hole are connected in a clamped mode.

Further, the direction boss is the quadrangular prism, the arris that the quadrangular prism is close to first curb plate is partial to the guide way D section, and when pressing the push rod, the guide post can slide in guide way B section, makes the stopper to the direction motion that is close to the card post. The edge of the quadrangular prism, which is close to the third side plate, is deviated to the section B of the guide groove, so that the push rod is pressed to the maximum contraction position and then is popped out, the guide column slides into the section D of the guide groove, and the limiting block moves in the direction of being far away from the clamping column.

Further, card post one end fixed connection is at first curb plate internal surface, the card post is located protruding stupefied being close to guide way B section one side of "B" type, the card post is being close to protruding stupefied a side fixedly connected with triangular prism A of "B" type, a terminal surface coincidence that first curb plate was kept away from to triangular prism A side and card post is on first surface.

Further, the stopper both ends are fixed with triangular prism B, a triangular prism B side and the stopper are close to the coincidence of a side of first curb plate on the second surface, the second surface of stopper and the first surface butt of card post.

Furthermore, a plurality of reinforcing ribs are fixed between one side surface of the clamping column far away from the b-shaped convex edge and the inner surface of the bottom plate, so that the clamping column is prevented from falling off and being damaged under stress.

Furthermore, a plurality of first convex ridges and a plurality of second convex ridges are fixedly connected to the inner surface of the bottom plate; one end face of each first convex edge is fixedly connected to the inner surface of the third side plate; one end face of each second convex edge is fixedly connected to the inner surface of the third side plate, and the other end face of each second convex edge is fixedly connected to the peripheral side face of the 'b' -shaped convex edge; a plurality of spring guide grooves are formed between the first convex edges and the second convex edges, and the spring is prevented from generating non-axial deformation.

The refrigerator comprises a refrigerator body, a door body and a magnetic sealing gasket for keeping the door body in a closed state, wherein the refrigerator comprises a pressing popping device for opening and sucking the door body on the refrigerator body.

Furthermore, a plurality of buckles are fixedly connected to the outer surfaces of the second side plate and the third side plate, and a plurality of clamping grooves matched with the buckles are formed in the box body or the door body; the pressing ejection device is fixedly installed on the refrigerator body or the door body through a buckle.

Furthermore, the outer surface of the first side plate and the outer end face of the push rod are fixedly connected with magnetic sealing gaskets, and the sealing performance of the refrigerator in the tight suction process is prevented from being influenced after the device is installed.

The invention has the following beneficial effects:

1. according to the invention, through the interaction of the guide groove, the limiting block and the clamping column, when the push rod is pressed, the position of the limiting block is changed according to the difference of the pressing distance, so that the push rod is contracted and popped, the number of used parts is small, the assembly structure is simple, and the structural reliability is higher;

2. the invention can be installed at different positions of the same electrical appliance, and the installation position is flexible; the automatic door opening function of various household appliances can be met, and the application range is wide.

Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a push-to-eject device according to the present invention;

FIG. 2 is a cross-sectional view of a push-to-eject device of the present invention;

FIG. 3 is a schematic structural diagram of a cassette according to the present invention;

FIG. 4 is a front view of the cassette of the present invention;

FIG. 5 is a schematic structural view of the case cover of the present invention;

FIG. 6 is a schematic structural view of the push rod of the present invention;

FIG. 7 is a schematic structural diagram of a limiting block according to the present invention;

FIG. 8 is a schematic structural view of the push rod of the present invention in a locked state;

FIG. 9 is a schematic structural view of the push rod of the present invention in the ejected state;

in the drawings, the components represented by the respective reference numerals are listed below:

1-box body, 2-push rod, 3-bottom plate, 4-first side plate, 5-second side plate, 6-third side plate, 7-fourth side plate, 8- "B" type convex edge, 9- "B" type groove, 10-guiding boss, 11-limiting block, 12-clamping column, 13-spring, 14-box cover, 201-first groove, 202-second groove, 203-spring guide column B, 205-second through hole, 301-first convex edge, 302-second convex edge, 401-first through hole, 501-first clamping hole, 601-second clamping hole, 602-spring guide column A, 701-third clamping hole, 702-buckle, 901-guide groove A section, 902-guide groove B section, 903-guide groove C section, 904-guide groove D section, 111-guide column, 112-triangular prism B, 121-reinforcing rib, 122-triangular prism A, 141-first buckle, 142-second buckle hole and 143-third buckle.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "outer," "surface," "center," "length," "inner," "periphery," "bottom," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.

Example one

Referring to fig. 1-4, the present invention is a pressing pop-up device, which includes a box body 1, a push rod 2 and a box cover 15. The case 1 includes a bottom panel 3, a first side panel 4, a second side panel 5, a third side panel 6, and a fourth side panel 7. The outer surface of the first side plate 4 is provided with a first through hole 401, and the inner wall of the first through hole 401 is in sliding fit with the peripheral side surface of the push rod 2.

As shown in the protrusions 2-4, the inner surface of the bottom plate 3 is fixedly connected with a b-shaped convex edge 8 and a clamping column 12, and a b-shaped groove 9 is formed on the upper surface of the b-shaped convex edge 8; the inner surface of the bottom plate 3 is fixedly connected with a guide boss 10, the guide boss 10 is positioned in a B-shaped groove 8, and the guide boss 10 divides the B-shaped groove 9 into a guide groove A section 901, a guide groove B section 902, a guide groove C section 903 and a guide groove D section 904. The guiding boss 10 is of a quadrangular prism structure, the edge of the quadrangular prism close to the first side plate 4 is deviated to the guiding groove D section 904, when the push rod 2 is pressed, the guiding column 111 can slide into the guiding groove B section 902, and the limiting block 11 moves towards the direction close to the clamping column. The edge of the quadrangular prism close to the third side plate 6 is deviated to the guide groove B section 902, so that the push rod 2 is pressed to the maximum contraction position and then is popped out, the guide column 111 slides into the guide groove D section 904, and the limiting block 11 moves in the direction far away from the clamping column 12.

Referring to fig. 3-7, one end of the clamping column 12 is fixedly connected to the inner surface of the first side plate 4, the clamping column 12 is located at one side of the "B" -shaped convex edge 8 close to the section B902 of the guiding groove, a side of the clamping column 12 close to the "B" -shaped convex edge 8 is fixedly connected with a triangular prism a122, and a side of the triangular prism a122 and one end of the clamping column 12 far from the first side plate 4 are overlapped on the first surface. Stopper 11 is being close to a terminal surface end fixedly connected with triangular prism B112 of calorie post 12, and the coincidence of a triangular prism B112 side and stopper 11 side near first curb plate 4 is on the second surface, and the second surface of stopper 11 and the first surface butt of calorie post 12 are used for pinning the push rod.

Wherein, a plurality of strengthening ribs 121 are fixed between one side surface of the clamping column 12 far away from the b-shaped convex edge 8 and the inner surface of the bottom plate 3, so that the clamping column is prevented from falling off and being damaged under stress.

As shown in fig. 6-9, the lower surface of the push rod 2 is provided with a first groove 201 slidably engaged with the "b" shaped protrusion 8, the upper surface of the push rod 2 is provided with a second groove 202, and the bottom surface of the first groove 201 and the bottom surface of the second groove 202 are overlapped to form a second through hole 205; the second groove 202 is in sliding fit with the limit block 11, one side surface of the limit block 11 is fixedly connected with the guide column 111, and the guide column 111 penetrates through the second through hole 205 and is in sliding fit with the b-shaped groove 9.

Referring to fig. 2, the inner surface of the third side plate 6 is fixedly connected with a plurality of spring guide posts a602, and a plurality of springs 13 are sleeved on the plurality of spring guide posts a 602; the inner end face of the push rod 2 is fixedly connected with a plurality of spring guide posts B203, and one ends of the spring guide posts B203 and the springs 13 are sleeved. The inner surface of the bottom plate 3 is fixedly connected with a plurality of first convex ridges 301 and a plurality of second convex ridges 302; one end face of the first convex ridges 301 is fixedly connected to the inner surface of the third side plate 6; one end face of each of the second convex ridges 302 is fixedly connected to the inner surface of the third side plate 6, and the other end face of each of the second convex ridges 302 is fixedly connected to the side face of the periphery of the 'b' -shaped convex ridge 8; a plurality of spring guide grooves are formed between the first convex ridges 301 and the second convex ridges 302, so that the spring is prevented from generating non-axial deformation.

Referring to fig. 3-5, a first buckle 151, a second buckle 152 and a third buckle 153 are fixedly connected to the inner surface of the box cover 15. The inner surface of the second side plate 5 is provided with a first clamping hole 501, the inner surface of the third side plate 6 is provided with a second clamping hole 601, and the inner surface of the fourth side plate 7 is provided with a third clamping hole 701. The first latch 151 is engaged with the first engaging hole 501, the second latch 152 is engaged with the second engaging hole 601, and the third latch 153 is engaged with the third engaging hole 701.

A refrigerator comprises a refrigerator body, a door body, a magnetic sealing gasket for keeping the door body in a closed state and the pressing popping device, wherein the pressing popping device is used for opening and sucking the door body on the refrigerator body.

Please refer to fig. 1, the outer surfaces of the second side plate 5 and the fourth side plate 7 are fixedly connected with a plurality of fasteners 702, and the box body or the door body is provided with a plurality of clamping grooves matched with the fasteners; the pressing ejection device is fixedly arranged on the refrigerator body or the refrigerator door body through a buckle.

One specific application of this embodiment is: referring to fig. 8-9, in a normal door closing state of the refrigerator, the guide post 111 is located at the bottom of the section B902 of the guide groove, and the limit block 11 abuts against the clamp post 12 to limit the ejection of the push rod 2.

In the process of opening the door, the refrigerator door body is pushed inwards for a certain distance, the push rod 2 is pressed to enable the guide post 111 to slide from the bottom of the guide groove B section 902 to the bottom of the guide groove C section 903 along the B-shaped groove 9, the limiting block 11 slides to the right side of the push rod 2, and the limiting block 11 is separated from the clamping post 12. When the door body is loosened again, the push rod 2 is popped outwards, and at the moment, the guide post 111 slides forwards along the guide groove D section 904 and then enters the top of the guide groove A section 901, so that the opening of the door body is realized.

In the door closing process, along with the reduction of the gap between the door body and the refrigerator body, the push rod 2 is pressed to enable the guide column 111 to slide to the bottom of the guide groove B section 902 from the guide groove A section 901, the limit block 11 slides to the left side of the push rod 12, the limit block 11 is abutted to the clamping column 12, the push rod 2 is in a locking state, and the closing state of the refrigerator door body is kept.

Example two

Pressing device fixed mounting is on the refrigerator door body, at the equal fixedly connected with magnetism sealing gasket of 4 surfaces of first curb plate and 2 outer terminal surfaces of push rod, increases the adsorption affinity between device and the refrigerator box, avoids the device installation back to influence the leakproofness when the refrigerator is inhaled tightly.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. A push-to-eject device is characterized by comprising

The box body (1), the box body (1) comprises a bottom plate (3), a first side plate (4), a second side plate (5), a third side plate (6) and a fourth side plate (7);

the inner surface of the bottom plate (3) is fixedly connected with a b-shaped convex edge (8), and a b-shaped groove (9) is formed in the upper surface of the b-shaped convex edge (8); the inner surface of the bottom plate (3) is fixedly connected with a guide boss (10), the guide boss (10) is positioned in a B-shaped groove (8), and the B-shaped groove (9) is divided into a guide groove A section (901), a guide groove B section (902), a guide groove C section (903) and a guide groove D section (904) by the guide boss (10); the inner surface of the bottom plate (3) is also fixedly connected with a clamping column (12);

a first through hole (401) is formed in the outer surface of the first side plate (4);

the inner surface of the third side plate (6) is fixedly connected with a plurality of spring guide posts A (602), and a plurality of springs (13) are sleeved on the spring guide posts A (602);

the peripheral side surface of the push rod (2) is in sliding fit with the inner wall of the first through hole (401); the lower surface of the push rod (2) is provided with a first groove (201) in sliding fit with the b-shaped convex edge (8), the upper surface of the push rod (2) is provided with a second groove (202), and the bottom surface of the first groove (201) and the bottom surface of the second groove (202) are overlapped to form a second through hole (205); the second groove (202) is in sliding fit with a limiting block (11), one side face of the limiting block (11) is fixedly connected with a guide post (111), and the guide post (111) penetrates through the second through hole (205) to be in sliding fit with the b-shaped groove (9); the inner end surface of the push rod (2) is fixedly connected with a plurality of spring guide posts B (203); a plurality of spring guide columns B (203) are sleeved with one ends of a plurality of springs (13);

the box cover (15) is clamped with the box body (1).

2. A push-to-eject device as claimed in claim 1, wherein:

a first clamping hole (501) is formed in the inner surface of the second side plate (5);

a second clamping hole (601) is formed in the inner surface of the third side plate (6);

a third clamping hole (701) is formed in the inner surface of the fourth side plate (7);

the inner surface of the box cover (15) is fixedly connected with a first buckle (151), a second buckle (152) and a third buckle (153); the first buckle (151) is connected with the first clamping hole (501) in a clamped mode, the second buckle (152) is connected with the second clamping hole (601) in a clamped mode, and the third buckle (153) is connected with the third clamping hole (701) in a clamped mode.

3. The pressing ejection device according to claim 1, wherein the guide boss (10) is of a quadrangular prism structure, the edge of the quadrangular prism close to the first side plate (4) is offset to the guide groove D section (904), and the edge of the quadrangular prism close to the third side plate (6) is offset to the guide groove B section (902).

4. The pressing ejection device according to claim 1, wherein one end of the clamping column (12) is fixedly connected to the inner surface of the first side plate (4), the clamping column (12) is located on one side of the B-shaped convex rib (8) close to the guide groove B section (902), the clamping column (12) is fixedly connected with a triangular prism A (122) on one side close to the B-shaped convex rib (8), and one side of the triangular prism A (122) and one end face of the clamping column (12) far away from the first side plate (4) are superposed on the first surface.

5. The pressing ejection device according to claim 4, wherein a triangular prism B (112) is fixedly connected to the end of the limiting block (11) close to one end face of the clamping column (12), one side face of the triangular prism B (112) and one side face of the limiting block (11) close to the first side plate (4) are superposed on the second surface, and the second surface of the limiting block (11) is abutted to the first surface of the clamping column (12).

6. A push-button ejector according to claim 1, characterised in that the said catch (12) has a plurality of ribs (121) fixed between the side remote from the "b" shaped ridge (8) and the inner surface of the base plate (3).

7. The pressing ejection device according to claim 1, characterized in that a plurality of first ribs (301) and a plurality of second ribs (302) are fixedly connected to the inner surface of the bottom plate (3);

one end face of each of the first convex ridges (301) is fixedly connected to the inner surface of the third side plate (6); one end face of each of the second convex ridges (302) is fixedly connected to the inner surface of the third side plate (6), and the other end face of each of the second convex ridges is fixedly connected to the peripheral side face of the b-shaped convex ridge (8);

a plurality of spring guide grooves are formed between the first convex edges (301) and the second convex edges (302).

8. A refrigerator, including the container, door and keeping the door in the magnetic seal gasket of the closed state, characterized by that, the said refrigerator includes the pressing and popping out the apparatus according to claim 1-7, is used for opening the door closing on container.

9. The refrigerator according to claim 8, wherein a plurality of buckles (702) are fixedly connected to the outer surfaces of the second side plate (5) and the fourth side plate (7), and a plurality of clamping grooves matched with the buckles are formed in the refrigerator body or the door body; the pressing ejection device is fixedly installed on the refrigerator body or the refrigerator door body through a buckle.

10. The refrigerator according to claim 8, wherein the outer surface of the first side plate (4) and the outer end surface of the push rod (2) are fixedly connected with magnetic sealing gaskets.