CN210871401U - Automatic door opener and electrical apparatus - Google Patents
Automatic door opener and electrical apparatus Download PDFInfo
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- CN210871401U CN210871401U CN201920810776.8U CN201920810776U CN210871401U CN 210871401 U CN210871401 U CN 210871401U CN 201920810776 U CN201920810776 U CN 201920810776U CN 210871401 U CN210871401 U CN 210871401U
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Abstract
The utility model belongs to the technical field of electrical equipment, specifically speaking relates to an automatic door opener. The automatic door opening device comprises a first door opening mechanism, a second door opening mechanism and a third door opening mechanism, wherein the first door opening mechanism is arranged in the opening and closing direction of the door body and can perform telescopic action to open the door body; and the second door opening mechanism is matched with the first door opening mechanism so as to keep the door body at a set opening angle. Automatic door opener can make the door body open automatically and keep at certain angle of opening steadily, in addition, automatic door opener simple structure, spare part is few and set up the simple and convenient firm of mode, not fragile and the action is convenient. The utility model discloses still relate to one kind and be equipped with automatic door opener's electrical apparatus.
Description
Technical Field
The utility model belongs to the technical field of electrical equipment, specifically speaking relates to an automatic door opener and electrical apparatus.
Background
The appearance of the dish washing machine makes important contributions to the labor liberation and the improvement of human life, and the dish washing machine is a necessary household appliance at present. The performances of the dishwasher such as cleaning, energy consumption, drying and the like are mutually related, and the change of parameters can restrict one performance while improving the other performance. After the rinsing of the dish-washing machine is finished, the dish-washing machine is dried, if the temperature is lower, the water on the tableware is slowly evaporated, and the water on the tableware is more remained after the washing is finished, so that the drying rate is low; the temperature is higher, the drying rate of the tableware is improved, but the power consumption is increased, and the energy consumption level is low. In order to coordinate drying rate and energy consumption, an automatic door opening mechanism is provided.
For example, chinese patent application 201710422877.3 discloses an automatic mechanism of opening door, including installing the subassembly of opening the door on dish washer, the subassembly of opening the door include box body, wax motor, door knock-out lever and door knock-out lever, the wax motor establish in the box body, door knock-out lever one end normal running fit in the box body, the door knock-out lever other end be connected with the door knock-out lever, the piston rod of wax motor be connected with door knock-out lever middle part, the piston rod of wax motor drive door knock-out lever driving lever and rotate, door knock-out lever indentation when the swing of door knock-out lever or stretch out the box body. The technical scheme of this patent application has many parts, connects complicacy, and uses for a long time easily to damage, and stability is poor. In addition, the existing automatic door opening device is not convenient for keeping the door body at a certain opening and closing angle stably, and the actual use effect is not good.
In view of this, the present invention is provided.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model lies in overcoming the not enough of prior art, provides an automatic door opener.
In order to solve the technical problem, the utility model adopts the following basic concept:
an automatic door opening device, comprising:
the first door opening mechanism is arranged in the opening and closing direction of the door body and can stretch and move to open the door body;
and the second door opening mechanism is matched with the first door opening mechanism so as to keep the door body at a set opening angle.
As an embodiment, the second door opening mechanism comprises a fixed plate, an articulated piece, a limiting block, a first pulley, a second pulley, a pull rope and a pull rope spring, wherein a first end of the fixed plate is fixedly connected to the door body, and a second end of the fixed plate is connected with the articulated piece in a relatively rotatable manner; the first end of the stay cord is connected with the articulated elements through the first pulley, the second pulley and the limiting block, and the second end of the stay cord is connected with the box body of the electric appliance through the stay cord spring.
In one embodiment, the first pulley and the second pulley are disposed on a box of the electric appliance.
In one embodiment, the first pulley and the second pulley are respectively provided on different sides of the stay, the second pulley is located above the first pulley, and a portion of the stay located between the first pulley and the second pulley forms a first set angle with a horizontal direction.
In one embodiment, a portion of the pull rope between the hinge and the second pulley is at a second set angle with respect to the horizontal.
As an implementation manner, the limiting block is disposed between the hinge member and the second pulley, or/and disposed between the second pulley and the first pulley, and the limiting block may stop at a set position of the first pulley or/and the second pulley.
In one embodiment, the stopper is provided with a through hole for the pull rope to pass through, so that the stopper and the pull rope act together.
As an implementation manner, the limiting block is disposed between the hinge element and the second pulley, the second pulley is provided with a chute for the sliding of the pull rope, and a position of the chute, which is close to the hinge element, is provided with a limiting structure for stopping the limiting block.
In one embodiment, the box of the electrical appliance is provided with an installation groove, the first pulley is arranged in the installation groove, and the first pulley is adjustable to move relatively in the installation groove.
In one embodiment, the first door opening mechanism includes a housing, a wax motor disposed in the housing and having an output end, and an ejector rod disposed in front of the output end via an elastic member so as to extend out of or retract into the housing along a door opening and closing direction when the wax motor is operated.
As an implementation manner, a first cavity and a second cavity which are communicated through a connecting piece are arranged in the shell, the wax motor is arranged in the first cavity, one side of the connecting piece is abutted to the output end, the other side of the connecting piece is connected with the ejector rod through the elastic element, and the connecting piece and the ejector rod are slidably arranged in the second cavity.
In one embodiment, a sliding groove is formed in an inner wall of the second chamber, the connecting member and the ejector rod are respectively provided with a first sliding portion and a second sliding portion corresponding to the sliding groove, and the first sliding portion and the second sliding portion are respectively connected to the sliding groove.
In one embodiment, a third chamber is formed by the connection piece and the end of the ejector rod facing the elastic element, and the elastic element is telescopically arranged in the third chamber.
As an embodiment, the connecting piece comprises a first bottom wall and a first peripheral wall, one side of the first bottom wall is abutted with the output end, and the other side of the first bottom wall and the first peripheral wall form a first cavity with an opening facing the elastic element;
the ejector rod is provided with a second bottom wall and a second peripheral wall correspondingly facing the end part of the elastic element, the second bottom wall and the second peripheral wall form a second cavity opposite to the first cavity, and the first cavity and the second cavity form the third cavity.
Another object of the present invention is to provide an electric appliance, including a door body, the direction of the opening and closing of the door body is provided with an automatic door opener according to the above content, and the automatic door opener is utilized to open the door body and keep the set opening angle.
In one embodiment, the door body is rotatably connected to a lower portion of the box body of the electrical appliance and is opened and closed in an up-and-down direction, the first door opening mechanism is disposed on an upper portion of the box body of the electrical appliance, and the second door opening mechanism is disposed below the door body and the box body of the electrical appliance.
After the technical scheme is adopted, compared with the prior art, the utility model following beneficial effect has:
automatic door opener can make the door body open automatically and keep at certain angle of opening steadily, in addition, automatic door opener simple structure, spare part is few and set up the simple and convenient firm of mode, not fragile and the action is convenient.
Electric appliance setting automatic door opener can open the door body automatically to keep at certain angle of opening steadily, thereby the steam of being convenient for is discharged, has promoted drying performance and need not increase the energy consumption.
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 undue limitation. 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 structural view of an automatic door opener according to the present invention;
fig. 2 is a schematic structural view of a second door opening mechanism of the automatic door opening device of the present invention;
fig. 3 is an exploded view of a first door opening mechanism of the automatic door opening device according to the present invention;
FIG. 4 is a cross-sectional view of the first door opening mechanism of FIG. 1;
fig. 5 is a schematic structural view of the first door opening mechanism of the present invention mounted on an electrical appliance;
FIG. 6 is an enlarged view of portion A of FIG. 5;
fig. 7 is a schematic structural view of the first door opening mechanism of the present invention mounted on an electrical appliance;
fig. 8 is an enlarged view of portion B of fig. 7;
fig. 9 is a partial structural schematic view of the first door opening mechanism of the present invention.
The figure is marked with: 100. a first door opening mechanism; 1. a housing; 2. a wax motor; 3. ejecting the rod; 4. an elastic element; 5. an output end; 6. a connecting member; 7. a chute; 8. mounting the upright post; 9. a guide hole; 10. a first sliding section; 11. a second sliding section; 200. a second door opening mechanism; 201. a fixing plate; 202. an articulation member; 203. a limiting block; 204. a first pulley, 205, a second pulley; 206. and pulling a rope.
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 the inventive concept by those skilled in the art with reference to specific embodiments.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments, and the following embodiments are used for illustrating the present invention, but do not 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", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it is to 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1
As shown in fig. 1 to 9, the present invention discloses an automatic door opening device, which comprises a first door opening mechanism 100, which is disposed in the opening and closing direction of a door body and can extend and retract to open the door body; and the second door opening mechanism 200 is matched with the first door opening mechanism 100, so that the door body keeps a set opening angle.
In one embodiment, the first door opening mechanism 100 opens the door body by pushing and ejecting the door body. After the first door opening mechanism 100 opens the door body, the second door opening mechanism 200 is matched with the first door opening mechanism 100 to keep the door body at a set opening angle, so that steam is conveniently discharged, and energy loss is reduced.
As an embodiment, the second door opening mechanism 200 includes a fixing plate 201, a hinge 202, a limiting block 203, a first pulley 204, a second pulley 205, a pull rope 206 and a pull rope spring, a first end of the fixing plate 201 is disposed on the door body, a second end of the fixing plate is connected to the hinge 202, and the hinge 202 can rotate relative to the second end of the fixing plate 201; the first end of the pull rope 206 is connected with the hinge 202 through the first pulley 204, the second pulley 205 and the stop block 203, and the second end is connected with the box body of the electric appliance through the pull rope spring.
The limiting block 203 is disposed between the hinge 202 and the second pulley 205, or/and between the second pulley 205 and the first pulley 204, and the limiting block 203 may be stopped at a set position of the first pulley 204 or/and the second pulley 205 to prevent the pull rope spring from pulling back the pull rope 206.
The limited block 203 prevents the door body from being under the action of a tension rope spring within a certain opening angle, and keeps a certain opening angle. When the door body is opened, the pull rope 206 is pulled back to the original position by the force of the pull rope spring, however, when the limiting block 203 is in contact with the first pulley 204 or/and the second pulley 205 and limited at a certain position, the pull rope 206 cannot be further pulled back, and the door body does not pull the action of the pull rope spring within a certain angle, so that the door body is stopped at a certain opening and closing angle, and the water vapor is favorably discharged.
Example 2
This example is a further definition or optimization of example 1.
The limiting block 203 is provided with a through hole for the pull rope 206 to pass through, so that the limiting block 203 acts along with the pull rope 206 at the same time.
Referring to fig. 1-2, the stopper 203 is disposed between the hinge 202 and the second pulley 205, the second pulley 205 is disposed above the first pulley 204, the hinge 202 is disposed above the second pulley 205, the second pulley 205 is provided with a sliding groove for the pulling rope 206 to slide, and a position of the sliding groove near the hinge 202 has a stopper structure for stopping the stopper 203. The first pulley 204 and the second pulley 205 are arranged on the box body of the electric appliance, the first pulley 204 and the second pulley 205 are respectively arranged on different sides of the pull rope 206, the part of the pull rope 206 between the first pulley 204 and the second pulley 205 forms a first set angle with the horizontal direction, and the part of the pull rope 206 between the hinge 202 and the second pulley 205 forms a second set angle with the horizontal direction.
As a specific implementation manner, two groove walls are arranged in parallel at a position of the sliding groove close to the hinge 202, the distance between the groove walls is smaller than the size of the limiting block 203, and when the pulling rope 206 acts under the action of the pulling rope spring, the limiting block 203 is driven to act on the groove walls and then stopped, so that the door body is kept at a certain opening and closing angle.
The box of electrical apparatus is equipped with the mounting groove, first pulley 204 is located in the mounting groove, first pulley 204 is adjustable to be in carry out relative movement in the mounting groove.
Specifically, the first pulley 204 is arranged at a base of a box of the electrical appliance, a mounting groove is formed in the base, the first pulley 204 can move back and forth in the mounting groove, and the back and forth movement of the first pulley 204 is adjusted through the threaded fit between the crosshead long bolt and the first pulley 204, so that the pretightening force of the spring of the pull rope 206 is different to adapt to door bodies with different weights.
Example 3
This example is a further definition or optimization of example 1 or 2.
As shown in fig. 3 to 9, a first door opening mechanism includes a housing 1, a wax motor 2 and an ejector rod 3, wherein the wax motor 2 is disposed in the housing 1 and has an output end 5, and the ejector rod 3 is disposed in front of the output end 5 through an elastic member 4 so as to extend or retract into the housing 1 along a door opening and closing direction when the wax motor 2 is operated.
First mechanism of opening door simple structure, spare part is few and set up the simple and convenient firm of mode, not fragile and the action is convenient.
The wax motor is characterized in that a first cavity and a second cavity which are communicated through a connecting piece 6 are arranged in the shell 1, the wax motor 2 is arranged in the first cavity, one side of the connecting piece 6 is abutted to the output end 5, the other side of the connecting piece is connected with the ejector rod 3 through the elastic element 4, and the connecting piece 6 and the ejector rod 3 are slidably arranged in the second cavity.
The inner wall of the second cavity is provided with a sliding groove 7, the connecting piece 6 and the ejector rod 3 are respectively provided with a first sliding part 10 and a second sliding part 11 corresponding to the sliding groove 7, and the first sliding part 10 and the second sliding part 11 are respectively correspondingly connected with the sliding groove 7.
In one embodiment, a third chamber is formed by the connection 6 between the side facing the elastic element 4 and the end of the ejection rod 3 facing the elastic element 4, in which the elastic element 4 is telescopically arranged.
As an embodiment, the connecting piece 6 comprises a first bottom wall and a first peripheral wall, the first bottom wall having one side abutting against the output end 5 and the other side forming with the first peripheral wall a first cavity having an opening facing the elastic element 4;
the end of the ejector rod 3 facing the elastic element 4 is correspondingly provided with a second bottom wall and a second peripheral wall, the second bottom wall and the second peripheral wall form a second cavity opposite to the first cavity, and the first cavity and the second cavity form the third cavity.
The inner walls of the two opposite sides of the second chamber are respectively provided with a sliding chute 7, and the first peripheral wall and the second peripheral wall are respectively provided with a first sliding part 10 or a second sliding part 11 corresponding to the sliding chutes 7 on the inner walls of the two opposite sides.
In one embodiment, a side of the connecting member 6 facing the elastic element 4 and an end of the ejector rod 3 facing the elastic element 4 are respectively provided with a sleeve column, the elastic element 4 is a spring, and two ends of the spring are respectively sleeved on the sleeve columns.
The utility model also provides a dish washer, including the door body set up more than in the direction of the switching of the door body first mechanism 100 of opening a door to utilize when getting into dry stage first mechanism 100 of opening a door will the setting angle is opened to the door body.
The dish washer starts, sets up washing time and washing temperature, when carrying out the drying stage after the rinsing, the first mechanism 100 of opening the door of control circular telegram operation, and the wax among the wax motor 2 is heated the inflation and is made output 5 outwards extend, and then makes connecting piece 6 slide compression spring forward, and ejector pin 3 receives the effect of spring to stretch out casing 1, applys the effort to the door body of dish washer, opens the door body. When the detected drying reaches the set condition, the first door opening mechanism 100 is controlled to be powered off, the wax in the wax motor 2 is solidified and contracted, the output end 5 is contracted, the spring is deformed and restored, the connecting piece 6 is enabled to slide and restore to the original position, the ejection rod 3 is retracted into the shell 1 under the driving action of the spring, and the door body is closed.
Dish washer realize the air flow of inner bag through first mechanism of opening a door 100, reduce the condensation of moisture at the inner bag inner wall, reduced dry secondary influence, improve drying speed, reduced the required heat energy of drying process.
As an implementation mode, the utility model discloses a first mechanism of opening door 100 carries out the accordant connection through the structure of self and the component part of dish washer, for example, the dish washer includes installation stand 8, installation stand 8 with the corresponding position in direction of the switching of the door body sets up guiding hole 9, automatic door opener's knock-out lever 3 passes guiding hole 9. The shell 1 of the first door opening mechanism 100 is provided with a clamping process, the mounting upright post 8 is provided with a clamping hole, and the clamping process is connected with the clamping hole to fix the first door opening mechanism 100 on the dish washing machine.
The installation mode can reduce or avoid using connecting elements such as screws and the like, and the first door opening mechanism 100 is clamped with the self structure of the installation upright post 8 of the dish washing machine, so that the installation is stable and convenient.
Example 4
This example is a further definition or optimization of examples 1-3.
The wax motor 2 is arranged in the first cavity, one side of the connecting piece 6 is abutted to the output end 5, the other side of the connecting piece 6 is connected with the ejector rod 3 through the elastic element 4, and the connecting piece 6 and the ejector rod 3 are slidably arranged in the second cavity.
The central part of the first bottom wall of the connecting piece 6 is provided with a through hole, and the output end 5 of the wax motor 2 is clamped in the through hole.
The inner walls of two opposite sides of the second chamber are respectively provided with a sliding chute 7, two sides of the first peripheral wall of the connecting piece 6 are respectively provided with a first sliding part 10, and each first sliding part 10 is respectively connected with the sliding chute 7 on the inner wall of the second chamber on the corresponding side.
Second sliding parts 11 are respectively arranged on two sides of a second peripheral wall of the ejection rod 3, which is arranged towards the end part of the elastic element 4, and each second sliding part 11 is respectively connected with the sliding groove 7 on the inner wall of the second chamber on the corresponding side.
The sliding groove 7 is a strip groove body extending along the opening and closing direction of the door body of the dish washing machine, and the first sliding part 10 or the second sliding part 11 is a cuboid-shaped protrusion. Connecting piece 6 orientation one side of elastic element 4 the ejector rod 3 orientation the tip of elastic element 4 is equipped with the cover post respectively, and the both ends of spring suit respectively on the cover post, the tip of cover post is provided with limit structure respectively to avoid the tip of spring certainly cover and entangle and go up to draw and take off. The sleeve column on the first bottom wall of the connecting piece 6 extends along the periphery of the through hole towards the spring direction.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and although the present invention has been disclosed with reference to the above preferred embodiment, but not to limit the present invention, any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, and any simple modification, equivalent change and modification made to the above embodiments by the technical spirit of the present invention still fall within the scope of the present invention.
Claims (10)
1. An automatic door opener, characterized by comprising:
the first door opening mechanism is arranged in the opening and closing direction of the door body and can stretch and move to open the door body;
and the second door opening mechanism is matched with the first door opening mechanism so as to keep the door body at a set opening angle.
2. The automatic door opening device according to claim 1, wherein the second door opening mechanism comprises a fixed plate, an articulated member, a limit block, a first pulley, a second pulley, a pull rope and a pull rope spring, wherein a first end of the fixed plate is fixedly connected to the door body, and a second end of the fixed plate is connected with the articulated member in a relatively rotatable manner; the first end of the stay cord is connected with the articulated elements through the first pulley, the second pulley and the limiting block, and the second end of the stay cord is connected with the box body of the electric appliance through the stay cord spring.
3. The automatic door opening device according to claim 2, wherein the limiting block is disposed between the hinge and the second pulley, or/and between the second pulley and the first pulley, and the limiting block can stop at a set position of the first pulley or/and the second pulley.
4. The automatic door opener according to claim 3, wherein the stopper is provided with a through hole for the pull rope to pass through, so that the stopper and the pull rope move together.
5. The automatic door opener according to claim 4, wherein the stopper is disposed between the hinge member and the second pulley, the second pulley is provided with a sliding groove for the sliding of the pulling rope, and a position of the sliding groove near the hinge member has a stopper structure for stopping the stopper.
6. The automatic door opening device according to claim 2, wherein the housing of the electrical appliance is provided with a mounting groove, the first pulley is arranged in the mounting groove, and the first pulley is adjustable to move relatively in the mounting groove.
7. The automatic door opening device according to any one of claims 1 to 6, wherein the first door opening mechanism includes a housing, a wax motor provided in the housing and having an output end, and an ejector rod provided in front of the output end through an elastic member so as to be extended or retracted into the housing in a door opening and closing direction upon actuation of the wax motor.
8. The automatic door opener according to claim 7, wherein a first chamber and a second chamber are provided in the housing and communicate with each other via a connecting member, the wax motor is provided in the first chamber, one side of the connecting member abuts against the output end, the other side is connected to the eject lever via the elastic member, and the connecting member and the eject lever are slidably provided in the second chamber.
9. An electric appliance comprising a door body, wherein the automatic door opening device according to any one of claims 1 to 8 is provided in a direction in which the door body is opened and closed, and the door body is opened and maintained at a set opening angle by the automatic door opening device.
10. The electrical appliance according to claim 9, wherein the door is rotatably connected to a lower portion of a cabinet of the electrical appliance to be opened and closed in an up-and-down direction, the first door opening mechanism is disposed at an upper portion of the cabinet of the electrical appliance, and the second door opening mechanism is disposed below the door and the cabinet of the electrical appliance.
Priority Applications (1)
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CN201920810776.8U CN210871401U (en) | 2019-05-31 | 2019-05-31 | Automatic door opener and electrical apparatus |
Applications Claiming Priority (1)
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CN201920810776.8U CN210871401U (en) | 2019-05-31 | 2019-05-31 | Automatic door opener and electrical apparatus |
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CN210871401U true CN210871401U (en) | 2020-06-30 |
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CN201920810776.8U Active CN210871401U (en) | 2019-05-31 | 2019-05-31 | Automatic door opener and electrical apparatus |
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