CN112482941A - Connecting mechanism for internal and external folding mechanisms and movable plate - Google Patents

Abstract

The invention discloses an internal and external folding mechanism and a connecting mechanism of a movable plate, wherein a magnetic adsorption mechanism is arranged between the outer side of the movable plate and a fixed frame of the internal and external folding mechanisms so that the outer side of the movable plate and the fixed frame can be adsorbed together under the action of magnetic adsorption force and can be separated from each other under the action of external force.

Description

Connecting mechanism for internal and external folding mechanisms and movable plate

Technical Field

The invention relates to household articles, in particular to a connecting mechanism of an internal and external folding mechanism and a movable plate.

Background

Existing inside and outside folding mechanisms, such as inside and outside doors or windows, such as 2013201052150, 2013206525803, 2017114713046 and 2017218304763, include a door frame and two movable doors. The door frame comprises a fixed frame and a guide rail, wherein the fixed frame and the guide rail are relatively fixedly arranged. The two movable doors can be connected together in a rotating way so that the movable doors can be opened or folded. The outer side of the first movable door is rotatably connected to the door frame through a rotating shaft, so that the first movable door can only be rotatably connected to the door frame (cannot move relatively); the second movable door is rotatably connected with a sliding seat which is connected to the guide rail in a sliding manner, so that the movable door can rotate relative to the sliding seat and can move along with the sliding seat. Although the movable door can be opened inside and outside, the movable door has the following defects: 1. because the first movable plate can only rotate but can not move relative to the door frame, the movable door can only be opened towards one side and can not be opened at two sides; 2. a locking mechanism is required to be arranged between the second movable plate and the door frame so as to be matched with the second movable plate and the door frame when the door is closed.

Disclosure of Invention

The invention provides an internal and external folding mechanism, which overcomes the defects of an internal and external folding door in the background art.

One of the technical schemes adopted by the invention for solving the technical problems is as follows:

inside and outside folding mechanism includes:

the fixed frame and the guide rail are relatively fixedly arranged; and

the movable plates are arranged in sequence, every two adjacent movable plates can be connected together in a rotating mode so that the movable plates can be opened or folded, and two outer movable plates located on the outermost sides of the movable plates are arranged in the movable plates; wherein: the outer side of the outer movable plate is rotatably connected with a sliding seat which is connected to the guide rail in a sliding mode, so that the movable plate can rotate relative to the sliding seat and can move along with the sliding seat, and a magnetic adsorption mechanism is arranged between the outer side of the outer movable plate and the fixed frame, so that the outer side of the outer movable plate and the fixed frame can be adsorbed together under the action of magnetic adsorption force and can be separated under the action of external force.

In one embodiment: the fixed frame comprises the fixed frame and the guide rail, and the outer side of the other outer movable plate is rotatably connected to the fixed frame through a fixed shaft.

In one embodiment: the number of the fixed edge frames is two, and the two fixed edge frames are oppositely and fixedly arranged; the outer side of the other outer movable plate is rotatably connected with another sliding seat which is connected with the guide rail in a sliding way, and a magnetic adsorption mechanism is also arranged between the outer side of the other outer movable plate and the other fixed frame.

In one embodiment: every two adjacent movable plates are connected together through a rotating connecting mechanism, the rotating connecting mechanism comprises a rotating shaft seat, the matching sides of the two movable plates are connected to the rotating shaft seat through rotating shafts, two rotatable gear seats are arranged in the rotating shaft seat, the two gear seats are fixedly arranged on the matching sides of the two adjacent movable plates respectively, each gear seat is provided with a gear part with gear teeth, and the gear parts of the two gear seats are meshed with each other.

In one embodiment: the gear seat is also provided with a boss fixedly connected with the gear part, the side surface of the boss is concavely provided with a groove, an elastic body and a positioning pin which is propped against by the elastic body and can move relative to the groove are arranged in the groove, the positioning pin is propped against by the elastic body to extend out of a groove opening and is propped against the rotating shaft seat, and the movable plate is positioned and folded by matching the positioning pin, the elastic body and the rotating shaft seat.

In one embodiment: the side wall of the rotating shaft seat corresponding to the positioning pin is concavely provided with an arc concave wall, and the tail end wall of the positioning pin forms an arc convex wall matched with the arc concave wall.

In one embodiment: the outer movable plate outside is equipped with the outer frame that moves, magnetic adsorption mechanism includes that the first that can mutual magnetism inhale adsorbs annex and second adsorbs the piece, the first is inhaled the annex and is installed in solid frame, the second adsorbs the piece and installs in the outer frame that moves.

In one embodiment: the fixed frame is provided with a first installation cavity, the external moving frame is provided with a second installation cavity, the first suction part is arranged in the first installation cavity, and the second suction part is arranged in the second installation cavity.

The second technical scheme adopted by the invention for solving the technical problems is as follows:

connection structure of fly leaf includes:

the fixed frame and the guide rail are relatively fixedly arranged; and

the outer side of the movable plate and the fixed frame are provided with a magnetic adsorption mechanism so that the outer side of the movable plate and the fixed frame can be adsorbed together under the action of magnetic adsorption force and can be separated under the action of external force.

Compared with the background technology, the technical scheme has the following advantages:

the magnetic adsorption mechanism is arranged between the outer side of the movable plate and the fixed frame, so that the outer side of the movable plate and the fixed frame can be adsorbed together under the action of magnetic adsorption force and can be separated from each other under the action of external force, the characteristics of adsorption and separation of magnetism are utilized, the movable plate and the fixed frame can be adsorbed together under the action of magnetic force, if the movable plate and the fixed frame can be kept in a closed state, the use convenience is improved, the sealing design is convenient, and the movable plate and the fixed frame can be separated from each other to separate the movable plate and the fixed frame so that the movable plate and the fixed frame can.

These some fly leafs can realize that the left and right sides is inside and outside opened, then not only open the convenience but also the size and the direction that the door was opened can alternate wantonly, consequently can produce following technological effect: 1. when a user purchases a product, the arrangement is not needed according to the existing house type, so that a fixed single left or single right door opening mode is passively selected, the door is opened more freely, and the higher requirements of the user in life are met; 2. when the old, children or weak people encounter the emergency situations of falling down and the like in the shower process, the emergency rescue can be carried out by selecting a proper door opening mode, and the condition that the door cannot be opened or the rescue is limited due to single door opening is avoided; 3. the shower room is more humanized, and the cleaning is more convenient (the mainstream shower room structure in the current market is opened from the single left or the single right inwards and outwards, and a user needs to select a fixed single left or single right door opening mode according to the existing house type arrangement, so that the glass is limited and not free to open, the free opening and use in daily life cannot be met, and meanwhile, the fixed side easily generates a sanitary dead angle, and is not beneficial to sanitation and hygiene).

The first mounting cavity is provided with a first notch positioned on the outer side wall of the fixed frame, and the first suction piece is at least partially exposed out of the first notch; the second installation cavity has the second notch that is located outer movable frame lateral wall, and the second adsorbs the piece at least part and exposes the second notch, and convenient assembly improves the adsorption affinity.

The device comprises a strong magnetic part and a weak magnetic part, and the reset is hidden in the installation cavity during separation so as not to influence the movement of the movable door; when the magnetic parts of the two installation cavities are close to each other, the magnetic parts attract each other, attraction force and tightness are provided, and use safety and convenience are improved.

The strong magnetic part can move inside and outside the installation cavity, so that the use safety and the convenience are improved.

Drawings

The invention is further described with reference to the following figures and detailed description.

Fig. 1 is a perspective view of an inside-outside folding door in a closed state according to one embodiment.

Fig. 2 is a schematic sectional view of an inner and outer folding door according to an embodiment.

Fig. 3 is an enlarged schematic view at a of fig. 2.

Fig. 4 is a second perspective view of the inner and outer folding doors according to the first embodiment, where the folding doors are opened inward at the left side.

Fig. 5 is a third perspective view of the inner and outer folding doors according to the embodiment, where the right side of the folding door is opened inward.

Fig. 6 is a fourth perspective view of the inner and outer folding doors according to the first embodiment, where the folding doors are opened with the left side facing outward.

Fig. 7 is a fifth perspective view of the inner and outer folding doors according to the first embodiment, where the folding doors are opened with the right side facing outward.

Fig. 8 is an exploded perspective view of an inner and outer folding door according to an embodiment.

FIG. 9 is a partially exploded perspective view of an inner and outer folding door according to an embodiment.

FIG. 10 is an exploded view, partially in section, of an inner and outer folding door according to an embodiment.

FIG. 11 is an exploded perspective view of the pivotal connection of the inner and outer folding doors according to one embodiment.

FIG. 12 is a top view of the pivoting attachment mechanism for the inner and outer folding doors of one embodiment.

FIG. 13 is a schematic sectional view of a rotary connecting mechanism of an inner and outer folding door according to an embodiment.

FIG. 14 is a partial cross-sectional view of the combination of the two fixing frames and the magnetic attraction mechanism according to the embodiment.

FIG. 15 is a schematic partial cross-sectional view of a combination of an external movable frame and a magnetic attraction mechanism according to an embodiment.

FIG. 16 is a schematic cross-sectional view of a magnetic attraction mechanism according to an embodiment.

FIG. 17 is a schematic partial cross-sectional view of a combination of a three-fixing-frame and a magnetic-attraction mechanism according to an embodiment.

FIG. 18 is a partial cross-sectional view of a combination of the three external moving frames and the magnetic attraction mechanism according to the embodiment.

FIG. 19 is a schematic cross-sectional view of a three-magnetic-attraction mechanism according to an embodiment.

FIG. 20 is a partial cross-sectional view of a combination of the four retaining frames and the magnetic attraction mechanism according to an embodiment.

FIG. 21 is a partial cross-sectional view of a combination of the four external moving frames and the magnetic attraction mechanism according to an embodiment.

FIG. 22 is a schematic cross-sectional view of the four magnetic attraction mechanisms according to the embodiment.

FIG. 23 is a partial cross-sectional view of a combination of five retaining frames and a magnetic attraction mechanism according to an embodiment.

FIG. 24 is a partial cross-sectional view of a combination of the five external moving frames and the magnetic attraction mechanism according to the embodiment.

FIG. 25 is a schematic cross-sectional view of the fifth magnetic attraction mechanism according to the embodiment.

FIG. 26 is a schematic perspective view of a sixth embodiment of an inside-outside folding door in a closed position.

FIG. 27 is a schematic sectional view of a sixth embodiment of the inside and outside folding door.

Fig. 28 is a second perspective view of the sixth embodiment of the inner and outer folding doors, with the folding doors in an inward open position.

Fig. 29 is a third schematic perspective view of the sixth embodiment of the inner and outer folding doors, with the folding doors open outwardly.

FIG. 30 is a partially exploded perspective view of a sixth embodiment of the inner and outer folding doors.

Detailed Description

Example one

Referring to fig. 1 to 13, the foldable door includes a fixed frame 1 and two movable plates 2. The fixing frame 1 comprises two fixed frames 11 arranged on the left and right and two guide rails 12 arranged up and down, the two fixed frames 11 and the two guide rails 12 are oppositely and fixedly arranged, and the two fixed frames 11 and the two guide rails 12 can be fixedly arranged into a square structure. The movable plates 2 are, for example, doors such as bathroom doors, the movable plates 2 have inner sides and outer sides, the inner sides are close sides when the two adjacent movable plates 2 are closed, and the outer sides are far sides when the two adjacent movable plates 2 are closed; the movable plate 2 comprises a glass door, an inner movable frame 22 and an outer movable frame 23 are respectively and fixedly arranged on the inner side and the outer side of the glass door, and a handle 25 is arranged on the glass door.

The inner sides of the movable plates 2 are connected together to enable the two movable plates 2 to rotate relatively, so that the two movable plates 2 can be opened or folded. The outer sides of the two movable plates 2 are rotatably connected with a sliding seat 21, the sliding seat 21 is connected to the guide rail 12 in a sliding manner, so that the movable plates 2 can rotate relative to the sliding seat 21 and can move along with the sliding seat 21, and a magnetic adsorption mechanism 3 is arranged between the outer side of the movable plate 2 and the fixed frame 11, so that the outer side of the movable plate 2 and the fixed frame 11 can be adsorbed together under the action of magnetic adsorption force and can be separated under the action of external force. Utilize the characteristic of magnetism to inhale, on the one hand, make two fly leafs can open inwards or outwards on the left side, can open inwards or outwards on the right side again, on the other hand can utilize magnetism to inhale the location and connect solid frame and fly leaf 2 outsides during the inarching, both, ingenious with magnetism have can the phase separation can the magnetism inhale the characteristic of inhaling mutually and the structure that the door was opened or was closed be in the same place. In a specific structure, the sliding base 21 is provided with a roller 211, the roller 211 is connected to the guide rail 12 in an adaptive manner to convert sliding into rolling, the sliding base 21 is further connected with a pivot in a rotating manner, and the pivot is connected to the outer side of the movable plate 2, so that the movable plate 2 can rotate around the pivot and can move along with the sliding base 21, that is, the movement of the movable plate 2 can be a combination of the rotation around the pivot and the movement along with the sliding base 21.

The two movable plates 2 are connected together through a rotary connecting mechanism 4, and a middle part 41 is arranged between the two movable plates 2; the rotary connecting mechanism 4 comprises a rotary shaft seat 42, the rotary shaft seat 42 is fixedly connected to the end part of the middle part 41, two rotatable gear seats 43 are arranged in the rotary shaft seat 42, the two gear seats 43 are respectively and fixedly arranged at the matching sides (inner sides) of the two adjacent movable plates 2, the gear seats 43 are provided with gear parts 431 with gear teeth, and the gear parts 431 of the two gear seats 43 are meshed, so that the movable plates 2 can rotate by taking the axes of the gear parts 431 as the rotating axes, the two movable plates 2 are connected in a manner of relative rotation, the two movable plates 2 can rotate relatively, and the two movable plates can be opened or folded; the two movable doors rotate reversely and synchronously through the cooperation of gears. The gear holder 43 further has a fixing portion 432 to which the gear portion 431 is fixed, and the fixing portion 432 is fixed to the engaging side of the movable plate 2.

In this embodiment: the gear seat 43 further has a boss 433 fixedly connected to the gear portion, a groove 434 is concavely provided on a side surface of the boss 433, an elastic body 435 (such as a spring) and a positioning pin 436 which is pushed by the elastic body 435 and can move relative to the groove are installed in the groove 434, and the positioning pin 436 is pushed by the elastic body 435 to extend out of a notch of the groove 434 and is pushed against the rotating shaft seat 42. In the concrete structure: the side wall of the rotating shaft seat 42 corresponding to the positioning pin is concavely provided with an arc concave wall 421, the end wall of the positioning pin 436 forms an arc convex wall adapted to the arc concave wall 421, and the positioning pin, the elastic body and the rotating shaft seat are matched to position the movable plate to be opened and closed so as to be kept at the folding position after being folded, and to automatically move to the complete folding position by utilizing the arrangement of the specific structure when approaching the complete folding position. Further, the boss 433 is concavely provided with a through groove 4331 of the through groove 434, the through groove is internally fitted with an insertion pin 437, the positioning pin 436 is provided with a matching groove 4361, a part of the insertion pin 437 extending into the groove is inserted into the matching groove 4361, and the sliding guidance of the positioning pin is improved by the fitting of the insertion pin 437 and the matching groove 4361, so as to prevent the positioning pin from being disengaged from the groove. Wherein: in a default state, the movable plate is limited to be a straight line if the positioning pin with the spring is limited on the arc-shaped concave wall 421 on the rotating shaft seat; in the rotating process, the positioning pin with the spring is compressed, and the movable plate can normally rotate.

In this embodiment: the matching side of the movable plate 2 is fixedly provided with an internal movable frame 22, the fixed connection part 432 is inserted into the internal movable frame 22 to fix the gear seat and the movable plate, and the gear part 431 is located outside the internal movable frame 22. The gear holder and the spindle holder are rotatably coupled together by a screw 438. In the specific structure, two rotating connection mechanisms 4 are arranged between the two movable plates, the two rotating connection mechanisms 4 are respectively connected with the top and the bottom of the two movable plates, and the rotating shaft seats 42 of the two rotating connection mechanisms 4 are respectively and fixedly connected with the two end parts of the middle part.

The magnetic adsorption mechanism 3 comprises a first adsorption part and a second adsorption part which can be magnetically adsorbed mutually, the first adsorption part is a first strong magnetic part 31, and the second adsorption part is a second strong magnetic part 32; the magnetic adsorption mechanism further comprises a first weak magnetic member 33 and a second weak magnetic member 34; the above-mentioned strong and weak are only used to illustrate the magnetic properties of the two, but only to illustrate that the magnetic properties of the strong magnetic member are greater than those of the weak magnetic member, and it is not limited that the magnetic properties of the strong and weak magnetic members are higher or lower than a certain fixed value.

The fixed frame 11 is provided with a first mounting cavity 111, the first mounting cavity 111 is provided with a first notch 112 located on the outer side wall of the fixed frame 11 (the side wall of the fixed frame facing the movable plate), the first mounting cavity 111 is provided with a first inner installation groove and a first outer installation groove, and the first inner installation groove, the first outer installation groove and the first notch 112 are arranged from inside to outside (facing the movable plate direction) and are arranged from large to small in width to form a stepped structure. Wherein: the first strong magnetic member 31 and the first weak magnetic member 33 are adsorbed together; the first weak magnetic member 33 is strip-shaped and is adapted to be installed in the first internal groove, and the first weak magnetic member 33 is positioned and limited by the adapted installation; first strong magnetic member 31 is ladder, bar structure and adaptation and installs in first outer dress groove and first notch, and first strong magnetic member 31 is protruding to be gone into in the first notch and expose first notch, connects in order to fix a position the restriction first strong magnetic member 31 through the adaptation dress. Through the structure, the first strong magnetic part 31 and the first weak magnetic part 33 are always adsorbed together and arranged inside and outside the first weak magnetic part and the first strong magnetic part, so that the first weak magnetic part and the first strong magnetic part can be relatively fixedly connected with the fixed frame 11. Of course, if necessary, the strong magnetic member and the weak magnetic member do not necessarily have to be in contact with each other by attraction, but they can attract each other with a gap therebetween.

Move the frame 23 outward and establish second installation cavity 231, second installation cavity 231 has the second notch 232 that is located move the frame 23 lateral wall outward, second installation cavity 231 has second internal groove and second external groove, second internal groove, second external groove and second notch 232 are arranged and the width is arranged by big end to small end in order to be stair structure from inside to outside. Wherein: the second strong magnetic member 32 and the second weak magnetic member 34 are adsorbed together; the second weak magnetic part 34 is strip-shaped and is arranged in the second inner groove in an adaptive manner, and the second weak magnetic part 34 is positioned and limited through the adaptive arrangement; the strong magnetic member 32 of second is ladder, stripe structure and adaptation and installs in second external groove and second notch, and the protruding second notch of stretching into of the strong magnetic member 32 of second exposes the second notch, connects in order to fix a position the strong magnetic member 32 of restriction second through the adaptation. Through the structure, the second strong magnetic part 32 and the second weak magnetic part 34 are always adsorbed together and arranged inside and outside the second weak magnetic part and the second strong magnetic part, so that the second weak magnetic part and the second strong magnetic part can be relatively fixedly connected with the external moving frame 23.

Adopt magnetic adsorption mechanism 3 to connect fly leaf and door frame can produce following effect: firstly, the outer moving frame and the fixed frame can be adsorbed and abutted together through the adsorption force of the first strong magnetic part 31 and the second strong magnetic part 32, and the sealing performance is good; the two can separate under the action of external force, namely the two can be connected together, and the separation of the two is avoided being interfered; thirdly, when the two are close, the two can be attracted together through the adsorption force, so that the opening and the closing are convenient; fourthly, when the door of the bidirectional left-right inner-outer folding push-pull shower room is opened, the door at the other side can prevent sliding from separating rapidly due to attraction force provided by the magnetic material, so that bidirectional left-right inner-outer folding push-pull is realized.

In this embodiment, the magnetism of the first strong magnetic member 31 is arranged in front and back, such as the N pole in front and the S pole in back, and the N pole and the S pole are arranged in front and back in axial symmetry, so that the magnetism of the first weak magnetic member and the first strong magnetic member is arranged just in reverse, the magnetism of the second strong magnetic member and the first strong magnetic member is arranged just in reverse, and the magnetism of the second weak magnetic member and the first strong magnetic member is arranged in the same way.

The fixed frame 11 is matched with the mounting frame 13 to be fixed on the wall.

Example two

Referring to fig. 14 to 16, a difference between the embodiments is: the first strong magnetic member 31 and the first weak magnetic member 33 can be adsorbed together; first strong magnetic member 31 is ladder, strip structure, and first outer tank has provides gliding space for the activity inside and outside first strong magnetic member 31, makes first strong magnetic member 31 can be the activity inside and outside the solid frame relatively, makes first strong magnetic member 31 can be the activity inside and outside first weak magnetic member 33 relatively. The second strong magnetic member 32 and the second weak magnetic member 34 can be adsorbed together; the second strong magnetic member 32 is in a ladder-shaped and strip-shaped structure, and the second outer groove is provided with a sliding space for the inner and outer movements of the second strong magnetic member 32, so that the second strong magnetic member 32 can move inside and outside the fixed frame relatively, and the second strong magnetic member 32 can move inside and outside the second weak magnetic member 34 relatively.

When the outer moving frame 23 of the moving plate 2 abuts against the fixed frame 11, the first strong magnetic member 31 and the second strong magnetic member 32 are adsorbed together, and the strong magnetic member and the weak magnetic member are separated (the adsorption force of the first strong magnetic member and the second strong magnetic member is greater than that of the strong magnetic member and the weak magnetic member); when the movable plate is separated from the fixed frame by a certain distance under the action of external force, the strong magnetic part and the weak magnetic part are adsorbed together.

EXAMPLE III

Referring to fig. 17 to fig. 19, it is different from the second embodiment in that: the first weak magnetic member 33 is S-pole, and the N-pole and S-pole of the first strong magnetic member 31 are arranged along the inside and outside, so that the N-pole of the first strong magnetic member 31 is correspondingly matched with the first weak magnetic member 33; the second weak magnetic member 34 has an N-pole, and the S-pole and the N-pole of the second strong magnetic member 32 are arranged inside and outside. The differences between the first embodiment and the second embodiment are also as described above.

Example four

Referring to fig. 20 to 22, it is different from the second embodiment in that: the magnetic adsorption mechanism 3 comprises a first adsorption part and a second adsorption part which can be magnetically attracted with each other; the first suction member includes a magnetic powder member 35 made of magnetic powder; the second adsorption piece is a second strong magnetic piece 32; the magnetic attraction mechanism further comprises a second weak magnetic member 34; the above-mentioned strong and weak are only used to illustrate the magnetic properties of the two, but only to illustrate that the magnetic properties of the strong magnetic member are greater than those of the weak magnetic member, and it is not limited that the magnetic properties of the strong and weak magnetic members are higher or lower than a certain fixed value. First installation cavity and first notch constitute the stair structure, magnetic spare and first installation cavity and first notch are adapted in order to can relatively fix. The magnetic powder member may also be a metal member (e.g., iron) made of metal or a weakly magnetic member made of a magnetic material, as required.

EXAMPLE five

Referring to fig. 23 to 25, the difference between the embodiments is: the magnetic adsorption mechanism 3 comprises a first adsorption part and a second adsorption part which can be magnetically attracted with each other; the second adsorption member includes a magnetic powder member 35 made of magnetic powder; the first absorbing part is a first strong magnetic part 31; the magnetic adsorption mechanism further comprises a first weak magnetic piece 35; the above-mentioned strong and weak are only used to illustrate the magnetic properties of the two, but only to illustrate that the magnetic properties of the strong magnetic member are greater than those of the weak magnetic member, and it is not limited that the magnetic properties of the strong and weak magnetic members are higher or lower than a certain fixed value. The second mounting cavity and the second notch form a stepped structure, and the magnetic powder piece, the second mounting cavity and the second notch are suitable for being relatively fixed. The magnetic powder member may also be a metal member (e.g., iron) made of metal or a weakly magnetic member made of a magnetic material, as required.

EXAMPLE six

Referring to fig. 26 to 30, differences from the first to fifth embodiments are as follows: the movable panel 2 on the left side is rotatably connected to the fixed frame 1 by a shaft fixing member 24 so that the movable panel 2 on the left side can only rotate relative to the fixed frame 1 but cannot slide relative to the guide rail. The shaft fixing member 24, for example, includes a fixing portion fixed to the fixing frame and a rotating portion rotatably connected to the fixing portion, and the rotating portion is fixed to the outer movable frame 23 of the movable plate 2 on the left side. The magnetic adsorption mechanism 3 is arranged between the movable plate 2 on the right side and the fixed frame 11 on the right side.

Of course, the right movable plate can be only rotatably connected to the fixed frame, and a magnetic adsorption mechanism is arranged between the left movable plate and the left fixed frame.

The above description is only a preferred embodiment of the present invention, and therefore should not be taken as limiting the scope of the invention, which is defined by the appended claims and their equivalents.

Claims (9)

1. Inside and outside folding mechanism, its characterized in that: the method comprises the following steps:

the fixed frame and the guide rail are relatively fixedly arranged; and

the movable plates are arranged in sequence, every two adjacent movable plates can be connected together in a rotating mode so that the movable plates can be opened or folded, and two outer movable plates located on the outermost sides of the movable plates are arranged in the movable plates; wherein: the outer side of the outer movable plate is rotatably connected with a sliding seat which is connected to the guide rail in a sliding mode, so that the movable plate can rotate relative to the sliding seat and can move along with the sliding seat, and a magnetic adsorption mechanism is arranged between the outer side of the outer movable plate and the fixed frame, so that the outer side of the outer movable plate and the fixed frame can be adsorbed together under the action of magnetic adsorption force and can be separated under the action of external force.

2. The inside-outside folding mechanism according to claim 1, characterized in that: the fixed frame comprises the fixed frame and the guide rail, and the outer side of the other outer movable plate is rotatably connected to the fixed frame through a fixed shaft.

3. The inside-outside folding mechanism according to claim 1, characterized in that: the number of the fixed edge frames is two, and the two fixed edge frames are oppositely and fixedly arranged; the outer side of the other outer movable plate is rotatably connected with another sliding seat which is connected with the guide rail in a sliding way, and a magnetic adsorption mechanism is also arranged between the outer side of the other outer movable plate and the other fixed frame.

4. The inside-outside folding mechanism according to claim 1, 2 or 3, characterized in that: every two adjacent movable plates are connected together through a rotating connecting mechanism, the rotating connecting mechanism comprises a rotating shaft seat, the matching sides of the two movable plates are connected to the rotating shaft seat through rotating shafts, two rotatable gear seats are arranged in the rotating shaft seat, the two gear seats are fixedly arranged on the matching sides of the two adjacent movable plates respectively, each gear seat is provided with a gear part with gear teeth, and the gear parts of the two gear seats are meshed with each other.

5. The inside-outside folding mechanism according to claim 4, characterized in that: the gear seat is also provided with a boss fixedly connected with the gear part, the side surface of the boss is concavely provided with a groove, an elastic body and a positioning pin which is propped against by the elastic body and can move relative to the groove are arranged in the groove, the positioning pin is propped against by the elastic body to extend out of a groove opening and is propped against the rotating shaft seat, and the movable plate is positioned and folded by matching the positioning pin, the elastic body and the rotating shaft seat.

6. The inside-outside folding mechanism according to claim 5, characterized in that: the side wall of the rotating shaft seat corresponding to the positioning pin is concavely provided with an arc concave wall, and the tail end wall of the positioning pin forms an arc convex wall matched with the arc concave wall.

7. The inside-outside folding mechanism according to claim 1, 2 or 3, characterized in that: the outer movable plate outside is equipped with the outer frame that moves, magnetic adsorption mechanism includes that the first that can mutual magnetism inhale adsorbs annex and second adsorbs the piece, the first is inhaled the annex and is installed in solid frame, the second adsorbs the piece and installs in the outer frame that moves.

8. The inside-outside folding mechanism according to claim 7, characterized in that: the fixed frame is provided with a first installation cavity, the external moving frame is provided with a second installation cavity, the first suction part is arranged in the first installation cavity, and the second suction part is arranged in the second installation cavity.

9. Connection structure of fly leaf, its characterized in that: the method comprises the following steps:

the fixed frame and the guide rail are relatively fixedly arranged; and

the outer side of the movable plate and the fixed frame are provided with a magnetic adsorption mechanism so that the outer side of the movable plate and the fixed frame can be adsorbed together under the action of magnetic adsorption force and can be separated under the action of external force.

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