CN211736823U

CN211736823U - Sliding door mechanism and oven using same

Info

Publication number: CN211736823U
Application number: CN202020181029.5U
Authority: CN
Inventors: 俞云良; 黄柏林; 廖鹏志
Original assignee: Guangdong Saipu Appliances Manufacturing Co ltd
Current assignee: Guangdong Saipu Appliances Manufacturing Co ltd
Priority date: 2020-02-18
Filing date: 2020-02-18
Publication date: 2020-10-23
Anticipated expiration: 2030-02-18

Abstract

The utility model relates to an automatic technical field who pushes away the door, especially a pushing away door mechanism and use its oven, pushing away door mechanism includes: the device comprises a shell component, a driving device, a gear speed reducing device, an ejection component and a push rod; the gear reduction device is arranged on the shell component; the ejection assembly is arranged on the shell assembly, and the push rod is arranged on the shell assembly in a sliding mode; the driving end of the driving device is in transmission connection with the ejection assembly through the gear reduction device; the push rod is driven by the driving device to do linear reciprocating motion relative to the shell component; carry out deceleration, increase moment to drive power through gear reduction unit, when guaranteeing that the push rod has sufficient moment, avoid the speed of push rod to lead to the fact the damage at the excessive speed, the oven is installed push away door mechanism and assist opening of oven door, because push away door mechanism volume is less, makes oven inner structure compact when simple to operate.

Description

Sliding door mechanism and oven using same

Technical Field

The utility model relates to an automatic sliding door's technical field, especially a sliding door mechanism and use its oven.

Background

The existing door pushing devices on the market are partially manually controlled, some are springs, some are magnetic materials, and the door pushing device is manually controlled by a mechanical structure to drive, and the manual mode is not suitable for the current development requirement under the influence of continuous improvement of the automation level in the future; therefore, some automatic sliding door devices have appeared, this kind of sliding door devices are mostly through motor drive, thereby utilize the power drive push rod of motor to push open a class mechanism, there are some sliding door devices to utilize the rotation of motor drive lead screw, thereby drive the relative lead screw gliding mode of slider of connecting on the lead screw, thereby it realizes pushing open the door to promote the push rod by the slider, but this kind of sliding door mode is after the motor outage, the motor auto-lock, will the push rod can't reset, there is certain defect, and because the rotational speed of motor is very fast, the translation rate of push rod is too fast, can cause the push rod or the door class mechanism that is pushed to damage, and if door class mechanism is heavier, the drive power that will appear the motor can be because moment is not enough, lead to the unable condition that promotes a class mechanism.

SUMMERY OF THE UTILITY MODEL

To the above defect, the utility model aims to provide a push mechanism and use its oven solves the push rod driving force and is not enough can't push open the door to and the push rod is too fast to cause the problem of damage.

To achieve the purpose, the utility model adopts the following technical proposal:

a door pushing mechanism comprising: the device comprises a shell component, a driving device, a gear speed reducing device, an ejection component and a push rod; the gear reduction device is arranged on the shell component; the ejection assembly is arranged on the shell assembly, and the push rod is arranged on the shell assembly in a sliding mode; the driving end of the driving device is in transmission connection with the ejection assembly through the gear reduction device; the push rod is driven by the driving device to do linear reciprocating motion relative to the shell component.

More preferably, the gear reduction unit includes a gear housing and a reduction gear set; the speed reduction gear set is arranged on the gear shell and comprises an input gear, a speed reduction gear and an output gear, the driving end of the driving device is connected with the input gear, and the output gear is connected with the ejection assembly.

Preferably, the ejection assembly comprises a driving gear and a rack, the driving gear is meshed with the rack and connected with the output end of the gear reduction device, and the rack is slidably arranged on the housing assembly.

More preferably, the shell component is provided with a guide rail bar, the rack is provided with a sliding groove, and the rack is arranged on the guide rail bar in a limiting manner through the sliding groove.

Preferably, the output end of the gear reduction device is connected with a reversing gear set, the reversing gear set comprises an input bevel gear and an output bevel gear, the input bevel gear is meshed with the output bevel gear, the input bevel gear is connected with the output end of the gear reduction device, and the output bevel gear is connected with the driving gear.

More preferably, the rack is provided with an induction bump, the housing component is provided with a limit induction switch, and the limit induction switch identifies the position of the push rod through induction of the induction bump.

More preferably, the front end of the push rod is provided with a silica gel sleeve.

More preferably, the front end of the shell component is provided with a push rod guide post.

The utility model provides an oven, including box, chamber door, automatic mechanism of opening door and the sliding door mechanism, the chamber door through the pivot with the box is connected, the sliding door mechanism set up in the inside of box, automatic mechanism of opening door with the pivot is connected, the sliding door mechanism promotes thereby the chamber door starts automatic mechanism of opening door rotates the pivot makes the chamber door is opened.

The utility model has the advantages that:

the utility model provides a push door mechanism, through gear reduction unit to drive power deceleration, increase moment, when guaranteeing that the push rod has sufficient moment to push open a door type structure, avoid the damage of push rod or a door type mechanism that leads to the fact the speed of push rod is too fast; the utility model discloses still provide an application sliding door mechanism oven, sliding door mechanism is small, installs compact structure in the oven, helps the automatic door opener of oven to accomplish opening of oven door.

Drawings

Fig. 1 is a schematic view of the overall structure of the middle sliding door mechanism of the present invention;

FIG. 2 is an exploded view of the center sliding door mechanism of the present invention;

FIG. 3 is a side sectional view of the center sliding door mechanism of the present invention;

fig. 4 is a schematic view of the overall structure of the middle oven of the present invention.

Wherein: the automatic door opening device comprises a shell assembly 1, a guide rail bar 11, a limit inductive switch 12, a first travel switch 12a, a second travel switch 12b, a push rod guide post 13, a driving device 2, a gear reduction device 3, a gear shell 31, a reduction gear set 32, an input gear 321, a reduction gear 322, an output gear 323, an ejection assembly 4, a driving gear 41, a rack 42, an inductive lug 43, a chute 421, a push rod 5, a silica gel sleeve 51, a reversing gear set 6, an input bevel gear 61, an output bevel gear 62, a box body 100, a box door 101, an automatic door opening mechanism 102, a door pushing mechanism 103 and a rotating shaft 104.

Detailed Description

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be interpreted as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

The utility model provides a push mechanism, as shown in fig. 1-4, include: the device comprises a shell component 1, a driving device 2, a gear reduction device 3, an ejection component 4 and a push rod 5; the gear reduction device 3 is arranged on the housing assembly 1; the ejection assembly 4 is arranged on the shell assembly 1, and the push rod 5 is slidably arranged on the shell assembly 1; the driving end of the driving device 2 is in transmission connection with the ejection assembly 4 through the gear reduction device 3; the push rod 5 is driven by the driving device 2 to reciprocate linearly relative to the housing assembly 1.

Specifically, the utility model relates to a technical field of sliding door mechanism, through drive arrangement 2, gear reduction unit 3 is transmitted to power, process gear reduction unit 3 is to the transmission back of power, by drive arrangement 2 driven power rotational speed reduces, and the moment increases to can provide sufficient moment drive ejecting subassembly 4 reduces simultaneously ejecting subassembly 4's velocity of motion, again by ejecting subassembly 4 drives push rod 5 is reciprocating motion, the utility model provides a sliding door mechanism carries out the variable speed through gear reduction unit 3 to drive arrangement 2's output, and the increase moment of torsion slows down speed, when guaranteeing that sufficient power promotes to be pushed away the part, the protection is pushed away the part, avoids push rod 5's speed to cause the damage of being pushed away the part too fast.

Further, the gear reduction unit 3 includes a gear housing 31 and a reduction gear set 32; the reduction gear set 32 is disposed on the gear housing 31, the reduction gear set 32 includes an input gear 321, a reduction gear 322 and an output gear 323, a driving end of the driving device 2 is connected to the input gear 321, and the output gear 323 is connected to the ejection assembly 4.

Specifically, the driving end of the driving device 2 is connected with the input gear 321 to transmit power to the gear reduction device 3, then the input gear 321 transmits power to the reduction gear 322, and after the reduction of the reduction gear 322, the output gear 323 outputs power; the speed reduction gears can be provided with a plurality of groups of speed reduction gears as required for transmission according to the requirements of rotating speed and torque, in the embodiment, three groups of speed reduction gears 322 are provided, and the high rotating speed of the driving device 2 is reduced and the transmitted torque is increased through the speed reduction of the three groups of speed reduction gears 322; after the transmission of the power by the gear reduction device 3, the power rotating speed driven by the driving device 2 is reduced, and the torque is increased, so that enough torque can be provided to drive the ejection assembly 4, the moving speed of the ejection assembly 4 is reduced, and the situation that the push rod 5 is driven by the overhigh speed of the ejection assembly 4 to damage the pushed part is prevented.

Embodiments of the ejection assembly 4 include, but are not limited to, the following two specific examples:

the first embodiment is as follows: the ejection assembly 4 comprises a driving gear 41 and a rack 42, the driving gear 41 is meshed with the rack 42, the driving gear 42 is connected with the output end of the gear reduction device 3, and the rack 42 is slidably arranged on the housing assembly 1; specifically, the ejecting assembly 4 is by the drive gear 41 with rack 42 carries out the cooperation transmission, drive arrangement 2 drive gear reduction unit 3, thereby drive gear 41 rotates, because drive gear 41 with rack 42 meshes and connects, consequently drive gear 41 rotary motion just drives rack 42 is linear motion, thereby the drive connect in rack 42 push rod 5 is linear reciprocating motion, realizes converting rotary motion into linear motion, through rack 42 carries out the transmission cost lower and has better stability, simple structure, compactness, can reduce installation space.

Example two: different from the first embodiment, the ejection assembly 4 comprises a screw rod and a slide block, the slide block is connected with the screw rod in a matching mode, the slide block reciprocates on the screw rod, the push rod 5 is arranged on the slide block, the screw rod is connected with the gear reduction device 3, the drive device 2 drives the screw rod so as to drive the slide block to reciprocate on the screw rod, the slide block drives the push rod 5 to reciprocate relative to the housing assembly, and the screw rod is more stable in transmission.

Further, the housing assembly 1 is provided with a guide rail bar 11, the rack 42 is provided with a sliding groove 421, and the rack 42 is disposed on the guide rail bar 11 in a limiting manner through the sliding groove 421.

Specifically, through the matching installation of the guide rail bar 11 and the sliding groove 421, the rack 42 is limited in the guide rail bar 11 to perform linear reciprocating motion, which is beneficial to the stability of the motion of the rack 42 and the guarantee that the rack 42 is in the linear motion direction, and the push rod 5 can accurately push the pushed component.

Further, the output end of the gear reduction unit 3 is connected with a reversing gear set 6, the reversing gear set 6 comprises an input bevel gear 61 and an output bevel gear 62, the input bevel gear 61 is in meshed connection with the output bevel gear 62, the input bevel gear 61 is connected with the output end of the gear reduction unit 3, and the output bevel gear 62 is connected with the driving gear 41.

Specifically, the input bevel gear 61 is connected with the output end of the gear reduction unit 3, the input bevel gear 61 and the output bevel gear 62 are in right-angle meshing connection, the transmission direction of the gear reduction unit 3 is reversed by 90 degrees, and then the output bevel gear 62 is connected with the driving gear 41, so that power can be transmitted to the rack 42 through the driving gear 41, and the push rod 5 is driven to be pushed out. If the output of the gear reduction unit 3 is engaged with the rack 42, the gear reduction unit 3 needs to be connected to the rack 42 at a right angle, and the gear reduction unit 3 needs to be installed at 90 degrees to the rack 42, which results in a large installation space required by the door pushing mechanism, and not only has a large volume, but also is difficult to install, so the reversing gear set 6 is provided at the output end of the gear reduction unit 3, so that the installation direction of the gear reduction unit 3 can be consistent with the installation direction of the rack 42, the structure can be more compact, the space required by installation can be reduced, and the installation is convenient.

Further, the rack 42 is provided with a sensing bump 43, the housing assembly 1 is provided with a limit sensing switch 12, and the limit sensing switch 12 senses and identifies the position of the push rod 5 through the sensing bump 43.

Specifically, the limit inductive switch 12 is a travel switch and is provided with two travel switches, including a first travel switch 12a close to the gear reduction unit 3 and a second travel switch 12b close to the push-out end of the push rod 5, when the rack 42 drives the push rod 5 to make a reciprocating motion, the inductive bump 43 moves along with the first travel switch, when the push rod 5 is not pushed out, the inductive bump 43 presses the first travel switch 12a, the first travel switch 12a senses a signal and sends the signal to the control terminal, the control terminal can determine that the push rod 5 is not pushed out at the moment, when the door pushing mechanism needs to be pushed out, the control terminal controls the driving unit 2 to start to push the push rod 5 forwards, when the inductive bump 43 contacts the second travel switch 12b, the second travel switch 12b sends a signal to control the terminal to receive the signal, control the driving device 2 to reversely rotate, and retract the push rod 5 to the initial position; the position of the push rod 5 is identified through the limit inductive switch 12, so that corresponding control is performed, the push rod 5 is limited in stroke, and the push rod 5 is prevented from exceeding the stroke to cause damage.

Further, a silica gel sleeve 51 is arranged at the front end of the push rod 5.

Specifically, when the door pushing mechanism works, the push rod 5 pushes out and pushes the pushed part, and the silica gel sleeve 41 arranged at the front end of the push rod 5 can play a certain buffering role, protect the pushed part and the push rod 5, and prolong the service life of the door pushing mechanism.

Further, a push rod guide post 13 is provided at the front end of the housing assembly 1.

Specifically, the push rod 5 performs linear reciprocating motion when working, and the push rod guide post 11 can provide guiding and supporting functions for the push rod 5, so as to ensure the linear motion of the push rod 5.

The utility model discloses still provide an oven that uses to have foretell sliding door mechanism, including box 100, chamber door 101, automatic mechanism 102 of opening the door and sliding door mechanism 103, chamber door 101 through pivot 104 with box 100 is connected, sliding door mechanism 103 set up in the inside of box 100, automatic mechanism 102 of opening the door with pivot 104 is connected, sliding door mechanism 103 promotes thereby chamber door 101 starts automatic mechanism 102 of opening the door rotates pivot 104 makes chamber door 101 is opened.

Specifically, the utility model provides an oven, the chamber door 101 is through rotating around pivot 104 and opening the oven, be equipped with in the oven push away door mechanism 103 and automatic door opening mechanism 102, when needing to open chamber door 101, push away door mechanism 103 starts to push out push rod 5, push rod 5 will push the chamber door 101 and rotate around pivot 104, the automatic door opening mechanism 102 starts after the chamber door 101 pushes away, automatic door opening mechanism 102 rotates pivot 104, drive the chamber door 101 and rotate thereby accomplish opening of chamber door 101; the door 101 of the oven is pushed open by controlling the door pushing mechanism 103, and the automatic door opening mechanism 102 is used for rotating and opening the door 101, so that the automatic door opening of the door 101 is completed; the door pushing mechanism 103 is small in size and convenient to install, so that the internal structure of the box body 100 is compact, and the overall size is small; in addition, because the oven is high in temperature, the temperature of the box door 101 can also rise along with the temperature, and when the box door 101 is opened, high-temperature water vapor rushes out from the box body 100, the oven pushes the box door 101 open by utilizing the door pushing mechanism 103, so that the situation that the box door 101 is opened by hands can be avoided, and the hands are prevented from being scalded by heat when the door is opened manually.

The technical principle of the present invention is described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.

Claims

1. A door pushing mechanism, comprising: the device comprises a shell component, a driving device, a gear speed reducing device, an ejection component and a push rod;

the gear reduction device is arranged on the shell component; the ejection assembly is arranged on the shell assembly, and the push rod is arranged on the shell assembly in a sliding mode;

the driving end of the driving device is in transmission connection with the ejection assembly through the gear reduction device; the push rod is driven by the driving device to do linear reciprocating motion relative to the shell component.

2. A door pushing mechanism as claimed in claim 1, wherein: the gear reduction device comprises a gear shell and a reduction gear set; the speed reduction gear set is arranged on the gear shell and comprises an input gear, a speed reduction gear and an output gear, the driving end of the driving device is connected with the input gear, and the output gear is connected with the ejection assembly.

3. A door pushing mechanism as claimed in claim 1, wherein: the ejection assembly comprises a driving gear and a rack, the driving gear is meshed with the rack and connected with the output end of the gear reduction device, and the rack is slidably arranged on the housing assembly.

4. A door pushing mechanism as claimed in claim 3, wherein: the shell subassembly is equipped with the guide rail strip, the rack is equipped with the spout, the rack pass through the spout is spacing set up in the guide rail strip.

5. A door pushing mechanism as claimed in claim 3, wherein: the output end of the gear reduction device is connected with a reversing gear set, the reversing gear set comprises an input bevel gear and an output bevel gear, the input bevel gear is in meshed connection with the output bevel gear, the input bevel gear is connected with the output end of the gear reduction device, and the output bevel gear is connected with the driving gear.

6. A door pushing mechanism as claimed in claim 3, wherein: the rack is provided with an induction bump, the shell component is provided with a limit induction switch, and the limit induction switch is used for identifying the position of the push rod through induction of the induction bump.

7. A door pushing mechanism as claimed in claim 1, wherein: the front end of the push rod is provided with a silica gel sleeve.

8. A door pushing mechanism as claimed in claim 1, wherein: the front end of the shell component is provided with a push rod guide post.

9. An oven, characterized in that, including box, chamber door, automatic mechanism of opening door and any one in the claim the mechanism of opening door, the chamber door through the pivot with the box is connected, the mechanism of opening door set up in the inside of box, automatic mechanism of opening door with the pivot is connected, thereby the mechanism of opening door promotes thereby the chamber door starts the mechanism of opening door rotates automatically the pivot makes the chamber door is opened.