CN218324455U

CN218324455U - Bidirectional buffer door opener

Info

Publication number: CN218324455U
Application number: CN202221367104.2U
Authority: CN
Inventors: 陈明开
Original assignee: Guangdong Lianshun Precision Manufacturing Co ltd
Current assignee: Guangdong Lianshun Precision Manufacturing Co ltd
Priority date: 2022-06-02
Filing date: 2022-06-02
Publication date: 2023-01-17
Anticipated expiration: 2032-06-02

Abstract

A two-way buffering door opener which characterized in that: it includes drain pan and face guard, forms spacing district between drain pan and the face guard, and a swing arm is articulated through the articulated shaft on swing seat and the drain pan, and this articulated shaft rotation is encircleed around to the swing arm: the inner sliding type of the limiting area is provided with a groove-shaped counter-push plate, the inner sliding type of the counter-push plate is provided with a driving plate, a first spring is arranged between the counter-push plate and the limiting area, and the first spring pushes the counter-push plate to move towards the direction of the swing seat all the time; the limiting area is also internally provided with a buffer device, and the buffer device interacts with the swinging seat to generate damping action when the door is opened or closed. The utility model has the advantages that: this door opener and cabinet body installation back can realize pressing down the bounce-back formula and open, consequently need not parts such as installation door handle on the cabinet door, are favorable to keeping the neat and artistic of the cabinet body, avoid children and handle to take place the potential safety hazard that collides with and causes, promote its security.

Description

Bidirectional buffer door opener

Technical Field

The utility model relates to a hardware fitting specifically is a two-way buffering door opener.

Background

Various furniture with vertical hinged doors are necessary for common families, the vertical hinged doors are generally connected with a cabinet body of the furniture through hinges, the vertical hinged doors are generally opened or closed through a handle or a component with a similar function on a sliding door by a user when the vertical hinged doors are opened or closed, the vertical hinged doors of the furniture often collide the head of children in the families because the vertical hinged doors do not have handles, and the opening or closing is inconvenient in pushing and pulling on the other hand. Therefore, avoiding the drawbacks of the prior art, achieving a more convenient opening or closing of the side hung door of a piece of furniture remains a problem to be solved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the shortcoming that prior art exists, providing a simple structure, convenient to use can realize that the automatic bounce-back of cabinet door is opened and a two-way buffering door opener that automatic re-setting buffering was closed.

The utility model aims at adopting the following scheme to realize: a two-way buffering door opener which characterized in that: it includes drain pan and face guard, forms spacing district between drain pan and the face guard, and a swing arm is articulated through the articulated shaft on swing seat and the drain pan, and this articulated shaft rotation is encircleed around to the swing arm:

the inner sliding type of the limiting area is provided with a groove-shaped counter-push plate, the inner sliding type of the counter-push plate is provided with a driving plate, a first spring is arranged between the counter-push plate and the limiting area, and the first spring pushes the counter-push plate to move towards the direction of the swinging seat all the time;

a second spring is arranged between the counter push plate and the driving plate, the second spring pushes the driving plate to move towards the direction of the swinging seat all the time, a guide wheel is arranged on one side of the driving plate, which faces the swinging seat, and the guide wheel is in contact with the outer contour of the swinging seat all the time under the action of the driving plate and applies pressure on the outer contour of the swinging seat;

the outer contour of the swing seat is provided with a climbing area which protrudes outwards, one side of the climbing area, which is far away from the swing arm, is a door opening area, one side of the climbing area, which is close to the swing arm, is a door closing area, when the swing arm is opened, the guide wheel is positioned on the door opening area, the climbing area and the door closing area to slide, and the door closing area is arranged inwards in a recessed manner;

the swing seat is also provided with a spring seat protruding outwards, a third spring is arranged between the spring seat and the counter-thrust plate, and the third spring bypasses a spring pulley arranged in the limiting area and pulls the swing seat to swing towards the opening direction all the time;

the reverse push plate is internally provided with a release buckle in a swinging mode, the release buckle is linked with a trigger buckle protruding out of the lower end face of the bottom shell, and when the trigger buckle is driven to move, the trigger buckle drives the release buckle to be hung or butted with the release buckle.

The limiting area is internally provided with a buffer device, and the buffer device interacts with the swing seat to generate a damping effect during door opening and door closing.

The buffer device comprises a door closing buffer pressing block and a door opening buffer pressing block which are arranged on the swing seat; the swing seat is characterized by further comprising a hydraulic buffer cylinder arranged in the limiting area, the hydraulic buffer cylinder is sleeved in the damping block, and the swing seat generates damping through the extrusion of the door closing buffer pressing block and the door opening buffer pressing block and the damping block during swing.

The hydraulic buffer cylinder be provided with two, opposite direction's suit is in the damping piece, correspondingly: and a positioning plate is fixedly arranged in the limiting area, and the hydraulic buffer cylinder is pressed on the positioning plate.

The positioning plate is formed by bending a metal plate, the cross section of the positioning plate is in a rectangular opening groove shape, the bottom of the positioning plate is positioned in the limiting area, and the hydraulic buffer cylinder is pressed on the left support leg and the right support leg of the positioning plate.

A first buffer is arranged between the counter-push plate and the limiting area.

The release is detained and is connected through the linkage between detaining with triggering, the linkage detain and articulate in the reverse push pedal during the swing, the linkage is detained one end and is provided with first couple and hang the knot with the second couple that sets up in the release bottom of detaining, be provided with the guide post on the terminal surface that the linkage was detained, trigger to detain and be provided with the guide way, the guide post slidable type is installed in this guide way.

And a fourth spring is arranged between the trigger button and the limiting area and always pushes the trigger button outwards.

The bottom of the trigger button is also screwed with an adjusting screw.

The reverse push plate is also internally provided with a reset push block, the reset push block is supported by a spring, and the other end of the reset push block is pushed against the release buckle to push the release buckle to swing and reset towards the direction of the drive plate.

The utility model has the advantages that: 1. simple structure, low production cost and improved market competitiveness. 2. This door opener and cabinet body installation back can realize pressing down the bounce-back formula and open, consequently need not to install parts such as door handle on the cabinet door, are favorable to keeping the neat and artistic of the cabinet body, avoid children and handle to take place the potential safety hazard that collides with and cause, promote its security. 3. This door opener all has the cushioning effect opening and closing the in-process to make the cabinet door open and close the process more smoothly stable.

Drawings

Fig. 1 and 2 are the use effect diagrams of the cabinet body installation and use of the utility model.

Fig. 3 is the structure assembly effect diagram of the utility model.

Fig. 4 is an assembly view of the structure of the present invention.

Fig. 5 is an assembly view of the middle swinging seat and the buffering device of the present invention.

Fig. 6 is an assembly view of the middle counter plate and the driving plate of the present invention.

Fig. 7 and 8 are schematic structural diagrams of the rear hidden mask of the middle door opener in the closed state.

Fig. 9-12 are schematic views illustrating the opening process of the door closer according to the present invention.

Fig. 13-14 are schematic views illustrating the closing process of the door closer according to the present invention.

Fig. 15 is a rear structure diagram of the middle hidden bottom 1 and the face mask of the present invention.

Detailed Description

The present invention will be further described with reference to the accompanying drawings. A two-way buffering door opener which characterized in that: it includes drain pan 1 and face guard 2, forms spacing district 3 between drain pan 1 and the face guard 2, and an swing arm 4 is articulated through articulated shaft 6 on swing seat 5 and the drain pan 1, and swing arm 4 revolves around this articulated shaft 6 and rotates:

a groove-shaped counter-push plate 7 is arranged in the limiting area 3 in a sliding manner, a driving plate 8 is arranged in the counter-push plate 7 in a sliding manner, a first spring 9 is arranged between the counter-push plate 7 and the limiting area 3, and the first spring 9 pushes the counter-push plate 7 to move towards the direction of the swinging seat 5 all the time;

a second spring 10 is arranged between the counter-thrust plate 7 and the driving plate 8, the second spring 10 pushes the driving plate 8 to move towards the direction of the swinging seat 5 all the time, a guide wheel 81 is arranged on one side of the driving plate 8 facing the swinging seat 5, and the guide wheel 81 is in contact with the outer contour of the swinging seat 5 all the time under the action of the driving plate 8 and applies pressure on the outer contour of the swinging seat 5;

the outer contour of the swing seat 5 is provided with a climbing area 51 which protrudes outwards, one side of the climbing area 51, which is far away from the swing arm 4, is a door opening area 52, one side of the climbing area 51, which is close to the swing arm 4, is a door closing area 53, when the swing arm 4 is opened, the guide wheel 81 is positioned on the door opening area 52, the climbing area 51 and the door closing area 53 to slide, and the door closing area 53 is recessed inwards;

the swing seat 5 is also provided with a spring seat 54 protruding outwards, a third spring 55 is arranged between the spring seat 54 and the counter plate 7, and the third spring 55 bypasses a spring pulley 56 arranged in the limiting area and pulls the swing seat 5 to swing towards the opening direction all the time;

the reverse push plate 7 is internally provided with a release buckle 71 in a swinging manner, the release buckle 71 is linked with a trigger buckle 72 protruding out of the lower end face of the bottom shell 1, and when the trigger buckle 72 is driven to move, the trigger buckle 72 drives the release buckle 71 to be hung or butted.

And a buffer device is also arranged in the limiting area 3, and the buffer device interacts with the swinging seat 5 to generate a damping effect when the door is opened or closed.

The buffer device comprises a door closing buffer pressing block 57 and a door opening buffer pressing block 58 which are arranged on the swinging seat 5; the swing seat 5 is characterized by further comprising a hydraulic buffer cylinder 59 arranged in the limiting area, the hydraulic buffer cylinder 59 is sleeved in the damping block 591, and when the swing seat 5 swings, the damping block 591 is squeezed by the door closing buffer pressing block 57 and the door opening buffer pressing block 58 to generate damping.

The hydraulic buffer cylinder 59 is provided with two hydraulic buffer cylinders, which are sleeved in the damping block 591 in opposite directions, correspondingly: a positioning plate 592 is fixedly mounted in the limiting region, and the hydraulic cushion cylinder 59 is pressed against the positioning plate 592.

The locating plate 592 is formed by bending a metal plate, the cross section of the locating plate 592 is in a shape of a rectangular opening groove, the bottom of the locating plate 592 is in a limiting area, and the hydraulic cushion cylinder 59 is pressed against the left and right support legs of the locating plate 592.

A first buffer 31 is arranged between the counter-thrust plate 7 and the limiting area 3.

The release button 71 and the trigger button 72 are connected through a linkage button 73, the linkage button 73 is hinged in the counter-push plate 7 when swinging, one end of the linkage button 73 is provided with a first hook 731 to be hung and buckled with a second hook 711 arranged at the bottom of the release button 71, the end face of the linkage button 73 is provided with a guide post 732, the trigger button 72 is provided with a guide groove 721, and the guide post 732 is slidably arranged in the guide groove 721.

A fourth spring 722 is further arranged between the trigger buckle 72 and the limit section, and the fourth spring 722 always pushes the trigger buckle 72 outwards.

The bottom of the trigger button is also screwed with an adjusting screw 723.

The reverse push plate 7 is also internally provided with a reset push block 74, the reset push block 74 is supported by a spring, and the other end of the reset push block 74 is pressed against the release buckle 71 to push the release buckle 71 to swing and reset towards the direction of the drive plate 8.

The working principle is as follows: as shown in fig. 1 and 2, in the structure of the present invention, when the door-concealed cabinet is installed, the main body of the door opener is fixed to the cabinet 21, and the swing arm 5 of the door opener is installed on the cabinet door 22 through the guide rail 23 at the head thereof.

As shown in fig. 2 and 3, when the cabinet door is in an open state, the swing arm outwards supports the cabinet door, and since the swing arm is hinged and fixed on the main body of the door opener through the swing seat and pulled by the third spring 55, the tension of the third spring 55 can play a role in positioning the swing arm, so that the swing arm can keep the open state of the cabinet door, and the cabinet door is prevented from being closed under the operation of non-external force.

As shown in fig. 9, when the cabinet door needs to be opened, the cabinet door is pressed inward, the trigger button 72 is pressed by the cabinet door, the trigger button pushes the linkage button 73 upward while moving inward, the lower end of the linkage button is forced to swing downward, the first hook 731 arranged at the lower end of the linkage button 73 is separated from the second hook 711 arranged at the bottom of the release button 71, and the release button 71 loses support and swings. The release buckle loses the pressing force on the driving plate 8, and the driving plate pushes the driving plate to move backwards and separate from the door closing area 53 on the swing seat 5 under the reaction force of the guide wheel 81. Meanwhile, the swing seat 5 rotates outwards under the tension of the third spring, and the swing arm is used for pushing the cabinet door outwards to open.

When the swing seat and the cabinet door are opened to a set angle, the swing seat 5 swings, the door closing buffer pressing block 57 and the damping block 591 are squeezed to generate damping, and the damping block is pushed upwards until the cabinet door is opened to the maximum limit. The swing seat is prevented from being too fast when being opened, so that the door plate is prevented from being fast opened to cause danger. In the door opening process, the guide wheel 81 loses the jacking acting force, the second spring 10 pushes the driving plate 8 and the counter plate 7 to move relatively, the release buckle 71 is pushed by the reset push block 74 to deflect and reset towards the driving plate 8, the linkage buckle 73 is forced to be hung and buckled with the release buckle 71 again to reset, and the relative position between the driving plate 8 and the counter plate 7 is locked.

Wherein, it is required to be noted that: in order to prevent the swing seat from being too fast when being opened, which causes the door panel to be fast opened and causes danger. In the present case still be provided with buffer plate 33 in spacing district 3, be provided with third buffer 34 between buffer plate 33 and the back-up plate 7, correspondingly: the front end of the buffer plate 33 is provided with a contact surface 35, and when the swing arm 4 is opened, the spring seat 54 on the buffer plate contacts with the contact surface 35 to push the buffer plate 33 to move towards the third buffer 34. Thereby playing the role of buffering the door opening speed.

As shown in fig. 13, when the user closes the cabinet door, an external force operates the cabinet door, the sliding door drives the swing arm to swing inwards along the swing seat, when the swing seat swings, the third spring 55 is stretched, the guide wheel 81 is pressed by the swing seat, so that the guide wheel 81 moves from the door opening area 52 to the climbing area 51, and during the movement, the guide wheel pushes the driving plate and the counter-pushing plate to synchronously move backwards, so as to compress the first spring 9, and prepare for automatic reset closing.

As shown in fig. 14, when the closing angle of the swing arm is less than 45 ° (the angle can be controlled by the climbing area), the guide wheel enters the door closing area 53 from the climbing area 51, the first spring 9 pushes the guide wheel reversely to press the door closing area 53, so that the swing seat is forced to move towards the closing direction, thereby generating the power for automatically closing the cabinet door. When the guide wheel completely enters the door closing area, the swing arm is completely closed, and door closing pressure is generated.

In order to avoid the situation that the closing speed is too high and the cabinet door and the cabinet body generate impact noise, when the swing seat 5 in the present case is closed to a set angle, the door closing buffer pressing block 57 and the damping block 591 are extruded to generate damping when the door is closed. Thereby the speed of the guide wheel 81 entering the door closing area is slowed down, and the effect of slowing down the automatic door closing speed is indirectly achieved. Because the effort of the buffering of opening the door and closing the buffering in the present case is direct action on swing seat, consequently, its buffering power transmission is more direct high-efficient, when simplifying the structure, has guaranteed relevant part motion stability, the life of extension product.

Compared with the prior art, the function is opened to the bounce-back formula of cabinet door not only to the door opener in the present case, can also realize the automatic two-way cushioning effect when opening and closing of cabinet door to avoid the cabinet door and the cabinet inter-occurrence collision and the noise production. In addition, the structure in the present case adopts to press the bounce-type to open, consequently need not to install operating parts such as handle on the cabinet door, when keeping cabinet body appearance clean and tidy pleasing to the eye, has avoided operating parts such as handle and children to bump, or the emergence hook such as clothing, has promoted its security, so can extensively use widely.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims

1. A two-way buffering door opener which characterized in that: it includes drain pan (1) and face guard (2), forms spacing district (3) between drain pan (1) and face guard (2), and articulated shaft (6) on swing seat (5) and drain pan (1) are passed through in a swing arm (4) are articulated, and this articulated shaft (6) are revolved around in swing arm (4):

a groove-shaped counter-push plate (7) is arranged in the limiting area (3) in an inward sliding manner, a driving plate (8) is arranged in the counter-push plate (7) in an inward sliding manner, a first spring (9) is arranged between the counter-push plate (7) and the limiting area (3), and the first spring (9) pushes the counter-push plate (7) to move towards the swinging seat (5) all the time;

a second spring (10) is arranged between the counter push plate (7) and the driving plate (8), the second spring (10) pushes the driving plate (8) to move towards the swinging seat (5) all the time, a guide wheel (81) is arranged on one side, facing the swinging seat (5), of the driving plate (8), and the guide wheel (81) is in contact with the outer contour of the swinging seat (5) all the time under the action of the driving plate (8) and is pressed on the outer contour of the swinging seat (5);

the outer contour of the swing seat (5) is provided with a climbing area (51) which protrudes outwards, one side of the climbing area (51) far away from the swing arm (4) is a door opening area (52), one side of the climbing area (51) close to the swing arm (4) is a door closing area (53), when the swing arm (4) is opened and closed, the guide wheel (81) is positioned on the door opening area (52), the climbing area (51) and the door closing area (53) to slide, and the door closing area (53) is arranged inwards in a recessed manner;

the swing seat (5) is also provided with a spring seat (54) protruding outwards, a third spring (55) is arranged between the spring seat (54) and the counter plate (7), and the third spring (55) bypasses a spring pulley (56) arranged in the limiting area and pulls the swing seat (5) to swing towards the opening direction all the time;

a release buckle (71) is arranged in the counter push plate (7) in a swinging mode, the release buckle (71) is linked with a trigger buckle (72) protruding out of the lower end face of the bottom shell (1), and when the trigger buckle (72) is driven to move, the trigger buckle (72) drives the release buckle (71) to be hung or butted;

the limiting area (3) is internally provided with a buffer device, and the buffer device interacts with the swing seat (5) to generate a damping effect during door opening and door closing.

2. The bi-directional buffering door opener according to claim 1, characterized in that: the buffer device comprises a door closing buffer pressing block (57) and a door opening buffer pressing block (58) which are arranged on the swinging seat (5); the swing seat (5) swings, and the damping block (591) is squeezed by the door closing buffer pressing block (57) and the door opening buffer pressing block (58) to generate damping.

3. The bi-directional buffering door opener according to claim 2, characterized in that: the hydraulic buffer cylinders (59) are provided with two sets, the two sets are sleeved in the damping block (591) in opposite directions, and correspondingly: a positioning plate (592) is fixedly mounted in the limiting area, and the hydraulic buffer cylinder (59) is pressed against the positioning plate (592).

4. The bi-directional buffering door opener according to claim 3, characterized in that: the locating plate (592) is formed by bending a metal plate, the cross section of the locating plate is in the shape of a rectangular opening groove, the bottom of the locating plate (592) is in a limiting area, and the hydraulic buffer cylinder (59) is pressed on the left support leg and the right support leg of the locating plate (592).

5. The bi-directional buffering door opener according to claim 1, characterized in that: a first buffer (31) is arranged between the counter-thrust plate (7) and the limiting area (3).

6. The bi-directional buffering door opener according to claim 1, characterized in that: the release buckle (71) is connected with the trigger buckle (72) through a linkage buckle (73), the linkage buckle (73) is hinged in the counter-push plate (7) when swinging, one end of the linkage buckle (73) is provided with a first hook (731) and a second hook (711) arranged at the bottom of the release buckle (71) to be hung and buckled, the end face of the linkage buckle (73) is provided with a guide post (732), the trigger buckle (72) is provided with a guide groove (721), and the guide post (732) is arranged in the guide groove (721) in a sliding manner.

7. The bi-directional buffering door opener according to claim 1, characterized in that: a fourth spring (722) is arranged between the trigger buckle (72) and the limiting region, and the fourth spring (722) always pushes the trigger buckle (72) outwards.

8. The bi-directional buffering door opener according to claim 1, characterized in that: the bottom of the trigger button is also screwed with an adjusting screw (723).

9. The bi-directional buffering door opener according to claim 1, characterized in that: the reverse push plate (7) is also internally provided with a reset push block (74), the reset push block (74) is supported by a spring, the other end of the reset push block is pressed against the release buckle (71) to push the release buckle (71) to swing and reset towards the direction of the drive plate (8).